1 /* vi:set ts=8 sts=4 sw=4:
3 * VIM - Vi IMproved by Bram Moolenaar
5 * Do ":help uganda" in Vim to read copying and usage conditions.
6 * Do ":help credits" in Vim to see a list of people who contributed.
7 * See README.txt for an overview of the Vim source code.
11 * eval.c: Expression evaluation.
13 #if defined(MSDOS) || defined(WIN16) || defined(WIN32) || defined(_WIN64)
14 # include "vimio.h" /* for mch_open(), must be before vim.h */
19 #if defined(FEAT_EVAL) || defined(PROTO)
22 # include <time.h> /* for strftime() */
26 # include <time.h> /* for time_t */
29 #if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
33 #define DICT_MAXNEST 100 /* maximum nesting of lists and dicts */
35 #define DO_NOT_FREE_CNT 99999 /* refcount for dict or list that should not
39 * In a hashtab item "hi_key" points to "di_key" in a dictitem.
40 * This avoids adding a pointer to the hashtab item.
41 * DI2HIKEY() converts a dictitem pointer to a hashitem key pointer.
42 * HIKEY2DI() converts a hashitem key pointer to a dictitem pointer.
43 * HI2DI() converts a hashitem pointer to a dictitem pointer.
45 static dictitem_T dumdi
;
46 #define DI2HIKEY(di) ((di)->di_key)
47 #define HIKEY2DI(p) ((dictitem_T *)(p - (dumdi.di_key - (char_u *)&dumdi)))
48 #define HI2DI(hi) HIKEY2DI((hi)->hi_key)
51 * Structure returned by get_lval() and used by set_var_lval().
53 * "name" points to the variable name.
56 * For a magic braces name:
57 * "name" points to the expanded variable name.
58 * "exp_name" is non-NULL, to be freed later.
60 * For an index in a list:
61 * "name" points to the (expanded) variable name.
62 * "exp_name" NULL or non-NULL, to be freed later.
63 * "tv" points to the (first) list item value
64 * "li" points to the (first) list item
65 * "range", "n1", "n2" and "empty2" indicate what items are used.
66 * For an existing Dict item:
67 * "name" points to the (expanded) variable name.
68 * "exp_name" NULL or non-NULL, to be freed later.
69 * "tv" points to the dict item value
71 * For a non-existing Dict item:
72 * "name" points to the (expanded) variable name.
73 * "exp_name" NULL or non-NULL, to be freed later.
74 * "tv" points to the Dictionary typval_T
75 * "newkey" is the key for the new item.
79 char_u
*ll_name
; /* start of variable name (can be NULL) */
80 char_u
*ll_exp_name
; /* NULL or expanded name in allocated memory. */
81 typval_T
*ll_tv
; /* Typeval of item being used. If "newkey"
82 isn't NULL it's the Dict to which to add
84 listitem_T
*ll_li
; /* The list item or NULL. */
85 list_T
*ll_list
; /* The list or NULL. */
86 int ll_range
; /* TRUE when a [i:j] range was used */
87 long ll_n1
; /* First index for list */
88 long ll_n2
; /* Second index for list range */
89 int ll_empty2
; /* Second index is empty: [i:] */
90 dict_T
*ll_dict
; /* The Dictionary or NULL */
91 dictitem_T
*ll_di
; /* The dictitem or NULL */
92 char_u
*ll_newkey
; /* New key for Dict in alloc. mem or NULL. */
96 static char *e_letunexp
= N_("E18: Unexpected characters in :let");
97 static char *e_listidx
= N_("E684: list index out of range: %ld");
98 static char *e_undefvar
= N_("E121: Undefined variable: %s");
99 static char *e_missbrac
= N_("E111: Missing ']'");
100 static char *e_listarg
= N_("E686: Argument of %s must be a List");
101 static char *e_listdictarg
= N_("E712: Argument of %s must be a List or Dictionary");
102 static char *e_emptykey
= N_("E713: Cannot use empty key for Dictionary");
103 static char *e_listreq
= N_("E714: List required");
104 static char *e_dictreq
= N_("E715: Dictionary required");
105 static char *e_toomanyarg
= N_("E118: Too many arguments for function: %s");
106 static char *e_dictkey
= N_("E716: Key not present in Dictionary: %s");
107 static char *e_funcexts
= N_("E122: Function %s already exists, add ! to replace it");
108 static char *e_funcdict
= N_("E717: Dictionary entry already exists");
109 static char *e_funcref
= N_("E718: Funcref required");
110 static char *e_dictrange
= N_("E719: Cannot use [:] with a Dictionary");
111 static char *e_letwrong
= N_("E734: Wrong variable type for %s=");
112 static char *e_nofunc
= N_("E130: Unknown function: %s");
113 static char *e_illvar
= N_("E461: Illegal variable name: %s");
116 * All user-defined global variables are stored in dictionary "globvardict".
117 * "globvars_var" is the variable that is used for "g:".
119 static dict_T globvardict
;
120 static dictitem_T globvars_var
;
121 #define globvarht globvardict.dv_hashtab
124 * Old Vim variables such as "v:version" are also available without the "v:".
125 * Also in functions. We need a special hashtable for them.
127 static hashtab_T compat_hashtab
;
130 * When recursively copying lists and dicts we need to remember which ones we
131 * have done to avoid endless recursiveness. This unique ID is used for that.
132 * The last bit is used for previous_funccal, ignored when comparing.
134 static int current_copyID
= 0;
136 #define COPYID_MASK (~0x1)
139 * Array to hold the hashtab with variables local to each sourced script.
140 * Each item holds a variable (nameless) that points to the dict_T.
148 static garray_T ga_scripts
= {0, 0, sizeof(scriptvar_T
), 4, NULL
};
149 #define SCRIPT_SV(id) (((scriptvar_T *)ga_scripts.ga_data)[(id) - 1])
150 #define SCRIPT_VARS(id) (SCRIPT_SV(id).sv_dict.dv_hashtab)
152 static int echo_attr
= 0; /* attributes used for ":echo" */
154 /* Values for trans_function_name() argument: */
155 #define TFN_INT 1 /* internal function name OK */
156 #define TFN_QUIET 2 /* no error messages */
159 * Structure to hold info for a user function.
161 typedef struct ufunc ufunc_T
;
165 int uf_varargs
; /* variable nr of arguments */
167 int uf_calls
; /* nr of active calls */
168 garray_T uf_args
; /* arguments */
169 garray_T uf_lines
; /* function lines */
171 int uf_profiling
; /* TRUE when func is being profiled */
172 /* profiling the function as a whole */
173 int uf_tm_count
; /* nr of calls */
174 proftime_T uf_tm_total
; /* time spent in function + children */
175 proftime_T uf_tm_self
; /* time spent in function itself */
176 proftime_T uf_tm_children
; /* time spent in children this call */
177 /* profiling the function per line */
178 int *uf_tml_count
; /* nr of times line was executed */
179 proftime_T
*uf_tml_total
; /* time spent in a line + children */
180 proftime_T
*uf_tml_self
; /* time spent in a line itself */
181 proftime_T uf_tml_start
; /* start time for current line */
182 proftime_T uf_tml_children
; /* time spent in children for this line */
183 proftime_T uf_tml_wait
; /* start wait time for current line */
184 int uf_tml_idx
; /* index of line being timed; -1 if none */
185 int uf_tml_execed
; /* line being timed was executed */
187 scid_T uf_script_ID
; /* ID of script where function was defined,
188 used for s: variables */
189 int uf_refcount
; /* for numbered function: reference count */
190 char_u uf_name
[1]; /* name of function (actually longer); can
191 start with <SNR>123_ (<SNR> is K_SPECIAL
196 #define FC_ABORT 1 /* abort function on error */
197 #define FC_RANGE 2 /* function accepts range */
198 #define FC_DICT 4 /* Dict function, uses "self" */
201 * All user-defined functions are found in this hashtable.
203 static hashtab_T func_hashtab
;
205 /* The names of packages that once were loaded are remembered. */
206 static garray_T ga_loaded
= {0, 0, sizeof(char_u
*), 4, NULL
};
208 /* list heads for garbage collection */
209 static dict_T
*first_dict
= NULL
; /* list of all dicts */
210 static list_T
*first_list
= NULL
; /* list of all lists */
212 /* From user function to hashitem and back. */
213 static ufunc_T dumuf
;
214 #define UF2HIKEY(fp) ((fp)->uf_name)
215 #define HIKEY2UF(p) ((ufunc_T *)(p - (dumuf.uf_name - (char_u *)&dumuf)))
216 #define HI2UF(hi) HIKEY2UF((hi)->hi_key)
218 #define FUNCARG(fp, j) ((char_u **)(fp->uf_args.ga_data))[j]
219 #define FUNCLINE(fp, j) ((char_u **)(fp->uf_lines.ga_data))[j]
221 #define MAX_FUNC_ARGS 20 /* maximum number of function arguments */
222 #define VAR_SHORT_LEN 20 /* short variable name length */
223 #define FIXVAR_CNT 12 /* number of fixed variables */
225 /* structure to hold info for a function that is currently being executed. */
226 typedef struct funccall_S funccall_T
;
230 ufunc_T
*func
; /* function being called */
231 int linenr
; /* next line to be executed */
232 int returned
; /* ":return" used */
233 struct /* fixed variables for arguments */
235 dictitem_T var
; /* variable (without room for name) */
236 char_u room
[VAR_SHORT_LEN
]; /* room for the name */
237 } fixvar
[FIXVAR_CNT
];
238 dict_T l_vars
; /* l: local function variables */
239 dictitem_T l_vars_var
; /* variable for l: scope */
240 dict_T l_avars
; /* a: argument variables */
241 dictitem_T l_avars_var
; /* variable for a: scope */
242 list_T l_varlist
; /* list for a:000 */
243 listitem_T l_listitems
[MAX_FUNC_ARGS
]; /* listitems for a:000 */
244 typval_T
*rettv
; /* return value */
245 linenr_T breakpoint
; /* next line with breakpoint or zero */
246 int dbg_tick
; /* debug_tick when breakpoint was set */
247 int level
; /* top nesting level of executed function */
249 proftime_T prof_child
; /* time spent in a child */
251 funccall_T
*caller
; /* calling function or NULL */
255 * Info used by a ":for" loop.
259 int fi_semicolon
; /* TRUE if ending in '; var]' */
260 int fi_varcount
; /* nr of variables in the list */
261 listwatch_T fi_lw
; /* keep an eye on the item used. */
262 list_T
*fi_list
; /* list being used */
266 * Struct used by trans_function_name()
270 dict_T
*fd_dict
; /* Dictionary used */
271 char_u
*fd_newkey
; /* new key in "dict" in allocated memory */
272 dictitem_T
*fd_di
; /* Dictionary item used */
277 * Array to hold the value of v: variables.
278 * The value is in a dictitem, so that it can also be used in the v: scope.
279 * The reason to use this table anyway is for very quick access to the
280 * variables with the VV_ defines.
284 /* values for vv_flags: */
285 #define VV_COMPAT 1 /* compatible, also used without "v:" */
286 #define VV_RO 2 /* read-only */
287 #define VV_RO_SBX 4 /* read-only in the sandbox */
289 #define VV_NAME(s, t) s, {{t, 0, {0}}, 0, {0}}, {0}
293 char *vv_name
; /* name of variable, without v: */
294 dictitem_T vv_di
; /* value and name for key */
295 char vv_filler
[16]; /* space for LONGEST name below!!! */
296 char vv_flags
; /* VV_COMPAT, VV_RO, VV_RO_SBX */
300 * The order here must match the VV_ defines in vim.h!
301 * Initializing a union does not work, leave tv.vval empty to get zero's.
303 {VV_NAME("count", VAR_NUMBER
), VV_COMPAT
+VV_RO
},
304 {VV_NAME("count1", VAR_NUMBER
), VV_RO
},
305 {VV_NAME("prevcount", VAR_NUMBER
), VV_RO
},
306 {VV_NAME("errmsg", VAR_STRING
), VV_COMPAT
},
307 {VV_NAME("warningmsg", VAR_STRING
), 0},
308 {VV_NAME("statusmsg", VAR_STRING
), 0},
309 {VV_NAME("shell_error", VAR_NUMBER
), VV_COMPAT
+VV_RO
},
310 {VV_NAME("this_session", VAR_STRING
), VV_COMPAT
},
311 {VV_NAME("version", VAR_NUMBER
), VV_COMPAT
+VV_RO
},
312 {VV_NAME("lnum", VAR_NUMBER
), VV_RO_SBX
},
313 {VV_NAME("termresponse", VAR_STRING
), VV_RO
},
314 {VV_NAME("fname", VAR_STRING
), VV_RO
},
315 {VV_NAME("lang", VAR_STRING
), VV_RO
},
316 {VV_NAME("lc_time", VAR_STRING
), VV_RO
},
317 {VV_NAME("ctype", VAR_STRING
), VV_RO
},
318 {VV_NAME("charconvert_from", VAR_STRING
), VV_RO
},
319 {VV_NAME("charconvert_to", VAR_STRING
), VV_RO
},
320 {VV_NAME("fname_in", VAR_STRING
), VV_RO
},
321 {VV_NAME("fname_out", VAR_STRING
), VV_RO
},
322 {VV_NAME("fname_new", VAR_STRING
), VV_RO
},
323 {VV_NAME("fname_diff", VAR_STRING
), VV_RO
},
324 {VV_NAME("cmdarg", VAR_STRING
), VV_RO
},
325 {VV_NAME("foldstart", VAR_NUMBER
), VV_RO_SBX
},
326 {VV_NAME("foldend", VAR_NUMBER
), VV_RO_SBX
},
327 {VV_NAME("folddashes", VAR_STRING
), VV_RO_SBX
},
328 {VV_NAME("foldlevel", VAR_NUMBER
), VV_RO_SBX
},
329 {VV_NAME("progname", VAR_STRING
), VV_RO
},
330 {VV_NAME("servername", VAR_STRING
), VV_RO
},
331 {VV_NAME("dying", VAR_NUMBER
), VV_RO
},
332 {VV_NAME("exception", VAR_STRING
), VV_RO
},
333 {VV_NAME("throwpoint", VAR_STRING
), VV_RO
},
334 {VV_NAME("register", VAR_STRING
), VV_RO
},
335 {VV_NAME("cmdbang", VAR_NUMBER
), VV_RO
},
336 {VV_NAME("insertmode", VAR_STRING
), VV_RO
},
337 {VV_NAME("val", VAR_UNKNOWN
), VV_RO
},
338 {VV_NAME("key", VAR_UNKNOWN
), VV_RO
},
339 {VV_NAME("profiling", VAR_NUMBER
), VV_RO
},
340 {VV_NAME("fcs_reason", VAR_STRING
), VV_RO
},
341 {VV_NAME("fcs_choice", VAR_STRING
), 0},
342 {VV_NAME("beval_bufnr", VAR_NUMBER
), VV_RO
},
343 {VV_NAME("beval_winnr", VAR_NUMBER
), VV_RO
},
344 {VV_NAME("beval_lnum", VAR_NUMBER
), VV_RO
},
345 {VV_NAME("beval_col", VAR_NUMBER
), VV_RO
},
346 {VV_NAME("beval_text", VAR_STRING
), VV_RO
},
347 {VV_NAME("scrollstart", VAR_STRING
), 0},
348 {VV_NAME("swapname", VAR_STRING
), VV_RO
},
349 {VV_NAME("swapchoice", VAR_STRING
), 0},
350 {VV_NAME("swapcommand", VAR_STRING
), VV_RO
},
351 {VV_NAME("char", VAR_STRING
), VV_RO
},
352 {VV_NAME("mouse_win", VAR_NUMBER
), 0},
353 {VV_NAME("mouse_lnum", VAR_NUMBER
), 0},
354 {VV_NAME("mouse_col", VAR_NUMBER
), 0},
355 {VV_NAME("operator", VAR_STRING
), VV_RO
},
356 {VV_NAME("searchforward", VAR_NUMBER
), 0},
357 {VV_NAME("oldfiles", VAR_LIST
), 0},
361 #define vv_type vv_di.di_tv.v_type
362 #define vv_nr vv_di.di_tv.vval.v_number
363 #define vv_float vv_di.di_tv.vval.v_float
364 #define vv_str vv_di.di_tv.vval.v_string
365 #define vv_list vv_di.di_tv.vval.v_list
366 #define vv_tv vv_di.di_tv
369 * The v: variables are stored in dictionary "vimvardict".
370 * "vimvars_var" is the variable that is used for the "l:" scope.
372 static dict_T vimvardict
;
373 static dictitem_T vimvars_var
;
374 #define vimvarht vimvardict.dv_hashtab
376 static void prepare_vimvar
__ARGS((int idx
, typval_T
*save_tv
));
377 static void restore_vimvar
__ARGS((int idx
, typval_T
*save_tv
));
378 #if defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)
379 static int call_vim_function
__ARGS((char_u
*func
, int argc
, char_u
**argv
, int safe
, typval_T
*rettv
));
381 static int ex_let_vars
__ARGS((char_u
*arg
, typval_T
*tv
, int copy
, int semicolon
, int var_count
, char_u
*nextchars
));
382 static char_u
*skip_var_list
__ARGS((char_u
*arg
, int *var_count
, int *semicolon
));
383 static char_u
*skip_var_one
__ARGS((char_u
*arg
));
384 static void list_hashtable_vars
__ARGS((hashtab_T
*ht
, char_u
*prefix
, int empty
, int *first
));
385 static void list_glob_vars
__ARGS((int *first
));
386 static void list_buf_vars
__ARGS((int *first
));
387 static void list_win_vars
__ARGS((int *first
));
389 static void list_tab_vars
__ARGS((int *first
));
391 static void list_vim_vars
__ARGS((int *first
));
392 static void list_script_vars
__ARGS((int *first
));
393 static void list_func_vars
__ARGS((int *first
));
394 static char_u
*list_arg_vars
__ARGS((exarg_T
*eap
, char_u
*arg
, int *first
));
395 static char_u
*ex_let_one
__ARGS((char_u
*arg
, typval_T
*tv
, int copy
, char_u
*endchars
, char_u
*op
));
396 static int check_changedtick
__ARGS((char_u
*arg
));
397 static char_u
*get_lval
__ARGS((char_u
*name
, typval_T
*rettv
, lval_T
*lp
, int unlet
, int skip
, int quiet
, int fne_flags
));
398 static void clear_lval
__ARGS((lval_T
*lp
));
399 static void set_var_lval
__ARGS((lval_T
*lp
, char_u
*endp
, typval_T
*rettv
, int copy
, char_u
*op
));
400 static int tv_op
__ARGS((typval_T
*tv1
, typval_T
*tv2
, char_u
*op
));
401 static void list_add_watch
__ARGS((list_T
*l
, listwatch_T
*lw
));
402 static void list_rem_watch
__ARGS((list_T
*l
, listwatch_T
*lwrem
));
403 static void list_fix_watch
__ARGS((list_T
*l
, listitem_T
*item
));
404 static void ex_unletlock
__ARGS((exarg_T
*eap
, char_u
*argstart
, int deep
));
405 static int do_unlet_var
__ARGS((lval_T
*lp
, char_u
*name_end
, int forceit
));
406 static int do_lock_var
__ARGS((lval_T
*lp
, char_u
*name_end
, int deep
, int lock
));
407 static void item_lock
__ARGS((typval_T
*tv
, int deep
, int lock
));
408 static int tv_islocked
__ARGS((typval_T
*tv
));
410 static int eval0
__ARGS((char_u
*arg
, typval_T
*rettv
, char_u
**nextcmd
, int evaluate
));
411 static int eval1
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
412 static int eval2
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
413 static int eval3
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
414 static int eval4
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
415 static int eval5
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
416 static int eval6
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int want_string
));
417 static int eval7
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int want_string
));
419 static int eval_index
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int verbose
));
420 static int get_option_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
421 static int get_string_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
422 static int get_lit_string_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
423 static int get_list_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
424 static int rettv_list_alloc
__ARGS((typval_T
*rettv
));
425 static listitem_T
*listitem_alloc
__ARGS((void));
426 static void listitem_free
__ARGS((listitem_T
*item
));
427 static void listitem_remove
__ARGS((list_T
*l
, listitem_T
*item
));
428 static long list_len
__ARGS((list_T
*l
));
429 static int list_equal
__ARGS((list_T
*l1
, list_T
*l2
, int ic
));
430 static int dict_equal
__ARGS((dict_T
*d1
, dict_T
*d2
, int ic
));
431 static int tv_equal
__ARGS((typval_T
*tv1
, typval_T
*tv2
, int ic
));
432 static listitem_T
*list_find
__ARGS((list_T
*l
, long n
));
433 static long list_find_nr
__ARGS((list_T
*l
, long idx
, int *errorp
));
434 static long list_idx_of_item
__ARGS((list_T
*l
, listitem_T
*item
));
435 static void list_append
__ARGS((list_T
*l
, listitem_T
*item
));
436 static int list_append_tv
__ARGS((list_T
*l
, typval_T
*tv
));
437 static int list_append_number
__ARGS((list_T
*l
, varnumber_T n
));
438 static int list_insert_tv
__ARGS((list_T
*l
, typval_T
*tv
, listitem_T
*item
));
439 static int list_extend
__ARGS((list_T
*l1
, list_T
*l2
, listitem_T
*bef
));
440 static int list_concat
__ARGS((list_T
*l1
, list_T
*l2
, typval_T
*tv
));
441 static list_T
*list_copy
__ARGS((list_T
*orig
, int deep
, int copyID
));
442 static void list_remove
__ARGS((list_T
*l
, listitem_T
*item
, listitem_T
*item2
));
443 static char_u
*list2string
__ARGS((typval_T
*tv
, int copyID
));
444 static int list_join
__ARGS((garray_T
*gap
, list_T
*l
, char_u
*sep
, int echo
, int copyID
));
445 static int free_unref_items
__ARGS((int copyID
));
446 static void set_ref_in_ht
__ARGS((hashtab_T
*ht
, int copyID
));
447 static void set_ref_in_list
__ARGS((list_T
*l
, int copyID
));
448 static void set_ref_in_item
__ARGS((typval_T
*tv
, int copyID
));
449 static void dict_unref
__ARGS((dict_T
*d
));
450 static void dict_free
__ARGS((dict_T
*d
, int recurse
));
451 static dictitem_T
*dictitem_alloc
__ARGS((char_u
*key
));
452 static dictitem_T
*dictitem_copy
__ARGS((dictitem_T
*org
));
453 static void dictitem_remove
__ARGS((dict_T
*dict
, dictitem_T
*item
));
454 static void dictitem_free
__ARGS((dictitem_T
*item
));
455 static dict_T
*dict_copy
__ARGS((dict_T
*orig
, int deep
, int copyID
));
456 static int dict_add
__ARGS((dict_T
*d
, dictitem_T
*item
));
457 static long dict_len
__ARGS((dict_T
*d
));
458 static dictitem_T
*dict_find
__ARGS((dict_T
*d
, char_u
*key
, int len
));
459 static char_u
*dict2string
__ARGS((typval_T
*tv
, int copyID
));
460 static int get_dict_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
461 static char_u
*echo_string
__ARGS((typval_T
*tv
, char_u
**tofree
, char_u
*numbuf
, int copyID
));
462 static char_u
*tv2string
__ARGS((typval_T
*tv
, char_u
**tofree
, char_u
*numbuf
, int copyID
));
463 static char_u
*string_quote
__ARGS((char_u
*str
, int function
));
465 static int string2float
__ARGS((char_u
*text
, float_T
*value
));
467 static int get_env_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
468 static int find_internal_func
__ARGS((char_u
*name
));
469 static char_u
*deref_func_name
__ARGS((char_u
*name
, int *lenp
));
470 static int get_func_tv
__ARGS((char_u
*name
, int len
, typval_T
*rettv
, char_u
**arg
, linenr_T firstline
, linenr_T lastline
, int *doesrange
, int evaluate
, dict_T
*selfdict
));
471 static int call_func
__ARGS((char_u
*name
, int len
, typval_T
*rettv
, int argcount
, typval_T
*argvars
, linenr_T firstline
, linenr_T lastline
, int *doesrange
, int evaluate
, dict_T
*selfdict
));
472 static void emsg_funcname
__ARGS((char *ermsg
, char_u
*name
));
473 static int non_zero_arg
__ARGS((typval_T
*argvars
));
476 static void f_abs
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
478 /* Below are the 10 added FP functions - I've kept them together */
479 /* here and in their definitions later on. Because the functions[] */
480 /* table must be in ASCII order, they are scattered there - WJMc */
482 static void f_acos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
483 static void f_asin
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
484 static void f_atan2
__ARGS((typval_T
*argvars
, typval_T
*rettv
)); /* 2 args */
485 static void f_cosh
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
486 static void f_exp
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
487 static void f_fmod
__ARGS((typval_T
*argvars
, typval_T
*rettv
)); /* 2 args */
488 static void f_log
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
489 static void f_sinh
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
490 static void f_tan
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
491 static void f_tanh
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
493 static void f_add
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
494 static void f_append
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
495 static void f_argc
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
496 static void f_argidx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
497 static void f_argv
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
499 static void f_atan
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
501 static void f_browse
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
502 static void f_browsedir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
503 static void f_bufexists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
504 static void f_buflisted
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
505 static void f_bufloaded
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
506 static void f_bufname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
507 static void f_bufnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
508 static void f_bufwinnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
509 static void f_byte2line
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
510 static void f_byteidx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
511 static void f_call
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
513 static void f_ceil
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
515 static void f_changenr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
516 static void f_char2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
517 static void f_cindent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
518 static void f_clearmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
519 static void f_col
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
520 #if defined(FEAT_INS_EXPAND)
521 static void f_complete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
522 static void f_complete_add
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
523 static void f_complete_check
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
525 static void f_confirm
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
526 static void f_copy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
528 static void f_cos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
530 static void f_count
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
531 static void f_cscope_connection
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
532 static void f_cursor
__ARGS((typval_T
*argsvars
, typval_T
*rettv
));
533 static void f_deepcopy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
534 static void f_delete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
535 static void f_did_filetype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
536 static void f_diff_filler
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
537 static void f_diff_hlID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
538 static void f_empty
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
539 static void f_escape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
540 static void f_eval
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
541 static void f_eventhandler
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
542 static void f_executable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
543 static void f_exists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
544 static void f_expand
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
545 static void f_extend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
546 static void f_feedkeys
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
547 static void f_filereadable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
548 static void f_filewritable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
549 static void f_filter
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
550 static void f_finddir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
551 static void f_findfile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
553 static void f_float2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
554 static void f_floor
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
556 static void f_fnameescape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
557 static void f_fnamemodify
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
558 static void f_foldclosed
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
559 static void f_foldclosedend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
560 static void f_foldlevel
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
561 static void f_foldtext
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
562 static void f_foldtextresult
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
563 static void f_foreground
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
564 static void f_function
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
565 static void f_garbagecollect
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
566 static void f_get
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
567 static void f_getbufline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
568 static void f_getbufvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
569 static void f_getchar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
570 static void f_getcharmod
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
571 static void f_getcmdline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
572 static void f_getcmdpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
573 static void f_getcmdtype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
574 static void f_getcwd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
575 static void f_getfontname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
576 static void f_getfperm
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
577 static void f_getfsize
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
578 static void f_getftime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
579 static void f_getftype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
580 static void f_getline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
581 static void f_getmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
582 static void f_getpid
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
583 static void f_getpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
584 static void f_getqflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
585 static void f_getreg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
586 static void f_getregtype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
587 static void f_gettabwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
588 static void f_getwinposx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
589 static void f_getwinposy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
590 static void f_getwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
591 static void f_glob
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
592 static void f_globpath
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
593 static void f_has
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
594 static void f_has_key
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
595 static void f_haslocaldir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
596 static void f_hasmapto
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
597 static void f_histadd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
598 static void f_histdel
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
599 static void f_histget
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
600 static void f_histnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
601 static void f_hlID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
602 static void f_hlexists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
603 static void f_hostname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
604 static void f_iconv
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
605 static void f_indent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
606 static void f_index
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
607 static void f_input
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
608 static void f_inputdialog
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
609 static void f_inputlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
610 static void f_inputrestore
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
611 static void f_inputsave
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
612 static void f_inputsecret
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
613 static void f_insert
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
614 static void f_isdirectory
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
615 static void f_islocked
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
616 static void f_items
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
617 static void f_join
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
618 static void f_keys
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
619 static void f_last_buffer_nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
620 static void f_len
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
621 static void f_libcall
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
622 static void f_libcallnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
623 static void f_line
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
624 static void f_line2byte
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
625 static void f_lispindent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
626 static void f_localtime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
628 static void f_log10
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
630 static void f_map
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
631 static void f_maparg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
632 static void f_mapcheck
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
633 static void f_match
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
634 static void f_matchadd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
635 static void f_matcharg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
636 static void f_matchdelete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
637 static void f_matchend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
638 static void f_matchlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
639 static void f_matchstr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
640 static void f_max
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
641 static void f_min
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
643 static void f_mkdir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
645 static void f_mode
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
646 static void f_nextnonblank
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
647 static void f_nr2char
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
648 static void f_pathshorten
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
650 static void f_pow
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
652 static void f_prevnonblank
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
653 static void f_printf
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
654 static void f_pumvisible
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
655 static void f_range
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
656 static void f_readfile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
657 static void f_reltime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
658 static void f_reltimestr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
659 static void f_remote_expr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
660 static void f_remote_foreground
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
661 static void f_remote_peek
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
662 static void f_remote_read
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
663 static void f_remote_send
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
664 static void f_remove
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
665 static void f_rename
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
666 static void f_repeat
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
667 static void f_resolve
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
668 static void f_reverse
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
670 static void f_round
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
672 static void f_search
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
673 static void f_searchdecl
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
674 static void f_searchpair
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
675 static void f_searchpairpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
676 static void f_searchpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
677 static void f_server2client
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
678 static void f_serverlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
679 static void f_setbufvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
680 static void f_setcmdpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
681 static void f_setline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
682 static void f_setloclist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
683 static void f_setmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
684 static void f_setpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
685 static void f_setqflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
686 static void f_setreg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
687 static void f_settabwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
688 static void f_setwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
689 static void f_shellescape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
690 static void f_simplify
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
692 static void f_sin
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
694 static void f_sort
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
695 static void f_soundfold
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
696 static void f_spellbadword
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
697 static void f_spellsuggest
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
698 static void f_split
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
700 static void f_sqrt
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
701 static void f_str2float
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
703 static void f_str2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
705 static void f_strftime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
707 static void f_stridx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
708 static void f_string
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
709 static void f_strlen
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
710 static void f_strpart
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
711 static void f_strridx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
712 static void f_strtrans
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
713 static void f_submatch
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
714 static void f_substitute
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
715 static void f_synID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
716 static void f_synIDattr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
717 static void f_synIDtrans
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
718 static void f_synstack
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
719 static void f_system
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
720 static void f_tabpagebuflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
721 static void f_tabpagenr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
722 static void f_tabpagewinnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
723 static void f_taglist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
724 static void f_tagfiles
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
725 static void f_tempname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
726 static void f_test
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
727 static void f_tolower
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
728 static void f_toupper
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
729 static void f_tr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
731 static void f_trunc
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
733 static void f_type
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
734 static void f_values
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
735 static void f_virtcol
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
736 static void f_visualmode
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
737 static void f_winbufnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
738 static void f_wincol
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
739 static void f_winheight
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
740 static void f_winline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
741 static void f_winnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
742 static void f_winrestcmd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
743 static void f_winrestview
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
744 static void f_winsaveview
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
745 static void f_winwidth
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
746 static void f_writefile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
748 static int list2fpos
__ARGS((typval_T
*arg
, pos_T
*posp
, int *fnump
));
749 static pos_T
*var2fpos
__ARGS((typval_T
*varp
, int dollar_lnum
, int *fnum
));
750 static int get_env_len
__ARGS((char_u
**arg
));
751 static int get_id_len
__ARGS((char_u
**arg
));
752 static int get_name_len
__ARGS((char_u
**arg
, char_u
**alias
, int evaluate
, int verbose
));
753 static char_u
*find_name_end
__ARGS((char_u
*arg
, char_u
**expr_start
, char_u
**expr_end
, int flags
));
754 #define FNE_INCL_BR 1 /* find_name_end(): include [] in name */
755 #define FNE_CHECK_START 2 /* find_name_end(): check name starts with
757 static char_u
* make_expanded_name
__ARGS((char_u
*in_start
, char_u
*expr_start
, char_u
*expr_end
, char_u
*in_end
));
758 static int eval_isnamec
__ARGS((int c
));
759 static int eval_isnamec1
__ARGS((int c
));
760 static int get_var_tv
__ARGS((char_u
*name
, int len
, typval_T
*rettv
, int verbose
));
761 static int handle_subscript
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int verbose
));
762 static typval_T
*alloc_tv
__ARGS((void));
763 static typval_T
*alloc_string_tv
__ARGS((char_u
*string
));
764 static void init_tv
__ARGS((typval_T
*varp
));
765 static long get_tv_number
__ARGS((typval_T
*varp
));
766 static linenr_T get_tv_lnum
__ARGS((typval_T
*argvars
));
767 static linenr_T get_tv_lnum_buf
__ARGS((typval_T
*argvars
, buf_T
*buf
));
768 static char_u
*get_tv_string
__ARGS((typval_T
*varp
));
769 static char_u
*get_tv_string_buf
__ARGS((typval_T
*varp
, char_u
*buf
));
770 static char_u
*get_tv_string_buf_chk
__ARGS((typval_T
*varp
, char_u
*buf
));
771 static dictitem_T
*find_var
__ARGS((char_u
*name
, hashtab_T
**htp
));
772 static dictitem_T
*find_var_in_ht
__ARGS((hashtab_T
*ht
, char_u
*varname
, int writing
));
773 static hashtab_T
*find_var_ht
__ARGS((char_u
*name
, char_u
**varname
));
774 static void vars_clear_ext
__ARGS((hashtab_T
*ht
, int free_val
));
775 static void delete_var
__ARGS((hashtab_T
*ht
, hashitem_T
*hi
));
776 static void list_one_var
__ARGS((dictitem_T
*v
, char_u
*prefix
, int *first
));
777 static void list_one_var_a
__ARGS((char_u
*prefix
, char_u
*name
, int type
, char_u
*string
, int *first
));
778 static void set_var
__ARGS((char_u
*name
, typval_T
*varp
, int copy
));
779 static int var_check_ro
__ARGS((int flags
, char_u
*name
));
780 static int var_check_fixed
__ARGS((int flags
, char_u
*name
));
781 static int tv_check_lock
__ARGS((int lock
, char_u
*name
));
782 static void copy_tv
__ARGS((typval_T
*from
, typval_T
*to
));
783 static int item_copy
__ARGS((typval_T
*from
, typval_T
*to
, int deep
, int copyID
));
784 static char_u
*find_option_end
__ARGS((char_u
**arg
, int *opt_flags
));
785 static char_u
*trans_function_name
__ARGS((char_u
**pp
, int skip
, int flags
, funcdict_T
*fd
));
786 static int eval_fname_script
__ARGS((char_u
*p
));
787 static int eval_fname_sid
__ARGS((char_u
*p
));
788 static void list_func_head
__ARGS((ufunc_T
*fp
, int indent
));
789 static ufunc_T
*find_func
__ARGS((char_u
*name
));
790 static int function_exists
__ARGS((char_u
*name
));
791 static int builtin_function
__ARGS((char_u
*name
));
793 static void func_do_profile
__ARGS((ufunc_T
*fp
));
794 static void prof_sort_list
__ARGS((FILE *fd
, ufunc_T
**sorttab
, int st_len
, char *title
, int prefer_self
));
795 static void prof_func_line
__ARGS((FILE *fd
, int count
, proftime_T
*total
, proftime_T
*self
, int prefer_self
));
800 prof_total_cmp
__ARGS((const void *s1
, const void *s2
));
805 prof_self_cmp
__ARGS((const void *s1
, const void *s2
));
807 static int script_autoload
__ARGS((char_u
*name
, int reload
));
808 static char_u
*autoload_name
__ARGS((char_u
*name
));
809 static void cat_func_name
__ARGS((char_u
*buf
, ufunc_T
*fp
));
810 static void func_free
__ARGS((ufunc_T
*fp
));
811 static void func_unref
__ARGS((char_u
*name
));
812 static void func_ref
__ARGS((char_u
*name
));
813 static void call_user_func
__ARGS((ufunc_T
*fp
, int argcount
, typval_T
*argvars
, typval_T
*rettv
, linenr_T firstline
, linenr_T lastline
, dict_T
*selfdict
));
814 static int can_free_funccal
__ARGS((funccall_T
*fc
, int copyID
)) ;
815 static void free_funccal
__ARGS((funccall_T
*fc
, int free_val
));
816 static void add_nr_var
__ARGS((dict_T
*dp
, dictitem_T
*v
, char *name
, varnumber_T nr
));
817 static win_T
*find_win_by_nr
__ARGS((typval_T
*vp
, tabpage_T
*tp
));
818 static void getwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int off
));
819 static int searchpair_cmn
__ARGS((typval_T
*argvars
, pos_T
*match_pos
));
820 static int search_cmn
__ARGS((typval_T
*argvars
, pos_T
*match_pos
, int *flagsp
));
821 static void setwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int off
));
823 /* Character used as separated in autoload function/variable names. */
824 #define AUTOLOAD_CHAR '#'
827 * Initialize the global and v: variables.
835 init_var_dict(&globvardict
, &globvars_var
);
836 init_var_dict(&vimvardict
, &vimvars_var
);
837 hash_init(&compat_hashtab
);
838 hash_init(&func_hashtab
);
840 for (i
= 0; i
< VV_LEN
; ++i
)
843 STRCPY(p
->vv_di
.di_key
, p
->vv_name
);
844 if (p
->vv_flags
& VV_RO
)
845 p
->vv_di
.di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
846 else if (p
->vv_flags
& VV_RO_SBX
)
847 p
->vv_di
.di_flags
= DI_FLAGS_RO_SBX
| DI_FLAGS_FIX
;
849 p
->vv_di
.di_flags
= DI_FLAGS_FIX
;
851 /* add to v: scope dict, unless the value is not always available */
852 if (p
->vv_type
!= VAR_UNKNOWN
)
853 hash_add(&vimvarht
, p
->vv_di
.di_key
);
854 if (p
->vv_flags
& VV_COMPAT
)
855 /* add to compat scope dict */
856 hash_add(&compat_hashtab
, p
->vv_di
.di_key
);
858 set_vim_var_nr(VV_SEARCHFORWARD
, 1L);
861 #if defined(EXITFREE) || defined(PROTO)
868 for (i
= 0; i
< VV_LEN
; ++i
)
871 if (p
->vv_di
.di_tv
.v_type
== VAR_STRING
)
876 else if (p
->vv_di
.di_tv
.v_type
== VAR_LIST
)
878 list_unref(p
->vv_list
);
882 hash_clear(&vimvarht
);
883 hash_init(&vimvarht
); /* garbage_collect() will access it */
884 hash_clear(&compat_hashtab
);
886 /* script-local variables */
887 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
888 vars_clear(&SCRIPT_VARS(i
));
889 ga_clear(&ga_scripts
);
892 /* global variables */
893 vars_clear(&globvarht
);
895 /* autoloaded script names */
896 ga_clear_strings(&ga_loaded
);
898 /* unreferenced lists and dicts */
899 (void)garbage_collect();
902 free_all_functions();
903 hash_clear(&func_hashtab
);
908 * Return the name of the executed function.
914 return ((funccall_T
*)cookie
)->func
->uf_name
;
918 * Return the address holding the next breakpoint line for a funccall cookie.
921 func_breakpoint(cookie
)
924 return &((funccall_T
*)cookie
)->breakpoint
;
928 * Return the address holding the debug tick for a funccall cookie.
931 func_dbg_tick(cookie
)
934 return &((funccall_T
*)cookie
)->dbg_tick
;
938 * Return the nesting level for a funccall cookie.
944 return ((funccall_T
*)cookie
)->level
;
947 /* pointer to funccal for currently active function */
948 funccall_T
*current_funccal
= NULL
;
950 /* pointer to list of previously used funccal, still around because some
951 * item in it is still being used. */
952 funccall_T
*previous_funccal
= NULL
;
955 * Return TRUE when a function was ended by a ":return" command.
958 current_func_returned()
960 return current_funccal
->returned
;
965 * Set an internal variable to a string value. Creates the variable if it does
969 set_internal_string_var(name
, value
)
976 val
= vim_strsave(value
);
979 tvp
= alloc_string_tv(val
);
982 set_var(name
, tvp
, FALSE
);
988 static lval_T
*redir_lval
= NULL
;
989 static garray_T redir_ga
; /* only valid when redir_lval is not NULL */
990 static char_u
*redir_endp
= NULL
;
991 static char_u
*redir_varname
= NULL
;
994 * Start recording command output to a variable
995 * Returns OK if successfully completed the setup. FAIL otherwise.
998 var_redir_start(name
, append
)
1000 int append
; /* append to an existing variable */
1006 /* Catch a bad name early. */
1007 if (!eval_isnamec1(*name
))
1013 /* Make a copy of the name, it is used in redir_lval until redir ends. */
1014 redir_varname
= vim_strsave(name
);
1015 if (redir_varname
== NULL
)
1018 redir_lval
= (lval_T
*)alloc_clear((unsigned)sizeof(lval_T
));
1019 if (redir_lval
== NULL
)
1025 /* The output is stored in growarray "redir_ga" until redirection ends. */
1026 ga_init2(&redir_ga
, (int)sizeof(char), 500);
1028 /* Parse the variable name (can be a dict or list entry). */
1029 redir_endp
= get_lval(redir_varname
, NULL
, redir_lval
, FALSE
, FALSE
, FALSE
,
1031 if (redir_endp
== NULL
|| redir_lval
->ll_name
== NULL
|| *redir_endp
!= NUL
)
1033 if (redir_endp
!= NULL
&& *redir_endp
!= NUL
)
1034 /* Trailing characters are present after the variable name */
1035 EMSG(_(e_trailing
));
1038 redir_endp
= NULL
; /* don't store a value, only cleanup */
1043 /* check if we can write to the variable: set it to or append an empty
1045 save_emsg
= did_emsg
;
1047 tv
.v_type
= VAR_STRING
;
1048 tv
.vval
.v_string
= (char_u
*)"";
1050 set_var_lval(redir_lval
, redir_endp
, &tv
, TRUE
, (char_u
*)".");
1052 set_var_lval(redir_lval
, redir_endp
, &tv
, TRUE
, (char_u
*)"=");
1054 did_emsg
|= save_emsg
;
1057 redir_endp
= NULL
; /* don't store a value, only cleanup */
1061 if (redir_lval
->ll_newkey
!= NULL
)
1063 /* Dictionary item was created, don't do it again. */
1064 vim_free(redir_lval
->ll_newkey
);
1065 redir_lval
->ll_newkey
= NULL
;
1072 * Append "value[value_len]" to the variable set by var_redir_start().
1073 * The actual appending is postponed until redirection ends, because the value
1074 * appended may in fact be the string we write to, changing it may cause freed
1075 * memory to be used:
1081 var_redir_str(value
, value_len
)
1087 if (redir_lval
== NULL
)
1090 if (value_len
== -1)
1091 len
= (int)STRLEN(value
); /* Append the entire string */
1093 len
= value_len
; /* Append only "value_len" characters */
1095 if (ga_grow(&redir_ga
, len
) == OK
)
1097 mch_memmove((char *)redir_ga
.ga_data
+ redir_ga
.ga_len
, value
, len
);
1098 redir_ga
.ga_len
+= len
;
1105 * Stop redirecting command output to a variable.
1106 * Frees the allocated memory.
1113 if (redir_lval
!= NULL
)
1115 /* If there was no error: assign the text to the variable. */
1116 if (redir_endp
!= NULL
)
1118 ga_append(&redir_ga
, NUL
); /* Append the trailing NUL. */
1119 tv
.v_type
= VAR_STRING
;
1120 tv
.vval
.v_string
= redir_ga
.ga_data
;
1121 set_var_lval(redir_lval
, redir_endp
, &tv
, FALSE
, (char_u
*)".");
1124 /* free the collected output */
1125 vim_free(redir_ga
.ga_data
);
1126 redir_ga
.ga_data
= NULL
;
1128 clear_lval(redir_lval
);
1129 vim_free(redir_lval
);
1132 vim_free(redir_varname
);
1133 redir_varname
= NULL
;
1136 # if defined(FEAT_MBYTE) || defined(PROTO)
1138 eval_charconvert(enc_from
, enc_to
, fname_from
, fname_to
)
1146 set_vim_var_string(VV_CC_FROM
, enc_from
, -1);
1147 set_vim_var_string(VV_CC_TO
, enc_to
, -1);
1148 set_vim_var_string(VV_FNAME_IN
, fname_from
, -1);
1149 set_vim_var_string(VV_FNAME_OUT
, fname_to
, -1);
1150 if (eval_to_bool(p_ccv
, &err
, NULL
, FALSE
))
1152 set_vim_var_string(VV_CC_FROM
, NULL
, -1);
1153 set_vim_var_string(VV_CC_TO
, NULL
, -1);
1154 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1155 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1163 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
1165 eval_printexpr(fname
, args
)
1171 set_vim_var_string(VV_FNAME_IN
, fname
, -1);
1172 set_vim_var_string(VV_CMDARG
, args
, -1);
1173 if (eval_to_bool(p_pexpr
, &err
, NULL
, FALSE
))
1175 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1176 set_vim_var_string(VV_CMDARG
, NULL
, -1);
1187 # if defined(FEAT_DIFF) || defined(PROTO)
1189 eval_diff(origfile
, newfile
, outfile
)
1196 set_vim_var_string(VV_FNAME_IN
, origfile
, -1);
1197 set_vim_var_string(VV_FNAME_NEW
, newfile
, -1);
1198 set_vim_var_string(VV_FNAME_OUT
, outfile
, -1);
1199 (void)eval_to_bool(p_dex
, &err
, NULL
, FALSE
);
1200 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1201 set_vim_var_string(VV_FNAME_NEW
, NULL
, -1);
1202 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1206 eval_patch(origfile
, difffile
, outfile
)
1213 set_vim_var_string(VV_FNAME_IN
, origfile
, -1);
1214 set_vim_var_string(VV_FNAME_DIFF
, difffile
, -1);
1215 set_vim_var_string(VV_FNAME_OUT
, outfile
, -1);
1216 (void)eval_to_bool(p_pex
, &err
, NULL
, FALSE
);
1217 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1218 set_vim_var_string(VV_FNAME_DIFF
, NULL
, -1);
1219 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1224 * Top level evaluation function, returning a boolean.
1225 * Sets "error" to TRUE if there was an error.
1226 * Return TRUE or FALSE.
1229 eval_to_bool(arg
, error
, nextcmd
, skip
)
1233 int skip
; /* only parse, don't execute */
1240 if (eval0(arg
, &tv
, nextcmd
, !skip
) == FAIL
)
1247 retval
= (get_tv_number_chk(&tv
, error
) != 0);
1258 * Top level evaluation function, returning a string. If "skip" is TRUE,
1259 * only parsing to "nextcmd" is done, without reporting errors. Return
1260 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
1263 eval_to_string_skip(arg
, nextcmd
, skip
)
1266 int skip
; /* only parse, don't execute */
1273 if (eval0(arg
, &tv
, nextcmd
, !skip
) == FAIL
|| skip
)
1277 retval
= vim_strsave(get_tv_string(&tv
));
1287 * Skip over an expression at "*pp".
1288 * Return FAIL for an error, OK otherwise.
1296 *pp
= skipwhite(*pp
);
1297 return eval1(pp
, &rettv
, FALSE
);
1301 * Top level evaluation function, returning a string.
1302 * When "convert" is TRUE convert a List into a sequence of lines and convert
1303 * a Float to a String.
1304 * Return pointer to allocated memory, or NULL for failure.
1307 eval_to_string(arg
, nextcmd
, convert
)
1316 char_u numbuf
[NUMBUFLEN
];
1319 if (eval0(arg
, &tv
, nextcmd
, TRUE
) == FAIL
)
1323 if (convert
&& tv
.v_type
== VAR_LIST
)
1325 ga_init2(&ga
, (int)sizeof(char), 80);
1326 if (tv
.vval
.v_list
!= NULL
)
1327 list_join(&ga
, tv
.vval
.v_list
, (char_u
*)"\n", TRUE
, 0);
1328 ga_append(&ga
, NUL
);
1329 retval
= (char_u
*)ga
.ga_data
;
1332 else if (convert
&& tv
.v_type
== VAR_FLOAT
)
1334 vim_snprintf((char *)numbuf
, NUMBUFLEN
, "%g", tv
.vval
.v_float
);
1335 retval
= vim_strsave(numbuf
);
1339 retval
= vim_strsave(get_tv_string(&tv
));
1347 * Call eval_to_string() without using current local variables and using
1348 * textlock. When "use_sandbox" is TRUE use the sandbox.
1351 eval_to_string_safe(arg
, nextcmd
, use_sandbox
)
1357 void *save_funccalp
;
1359 save_funccalp
= save_funccal();
1363 retval
= eval_to_string(arg
, nextcmd
, FALSE
);
1367 restore_funccal(save_funccalp
);
1372 * Top level evaluation function, returning a number.
1373 * Evaluates "expr" silently.
1374 * Returns -1 for an error.
1377 eval_to_number(expr
)
1382 char_u
*p
= skipwhite(expr
);
1386 if (eval1(&p
, &rettv
, TRUE
) == FAIL
)
1390 retval
= get_tv_number_chk(&rettv
, NULL
);
1399 * Prepare v: variable "idx" to be used.
1400 * Save the current typeval in "save_tv".
1401 * When not used yet add the variable to the v: hashtable.
1404 prepare_vimvar(idx
, save_tv
)
1408 *save_tv
= vimvars
[idx
].vv_tv
;
1409 if (vimvars
[idx
].vv_type
== VAR_UNKNOWN
)
1410 hash_add(&vimvarht
, vimvars
[idx
].vv_di
.di_key
);
1414 * Restore v: variable "idx" to typeval "save_tv".
1415 * When no longer defined, remove the variable from the v: hashtable.
1418 restore_vimvar(idx
, save_tv
)
1424 vimvars
[idx
].vv_tv
= *save_tv
;
1425 if (vimvars
[idx
].vv_type
== VAR_UNKNOWN
)
1427 hi
= hash_find(&vimvarht
, vimvars
[idx
].vv_di
.di_key
);
1428 if (HASHITEM_EMPTY(hi
))
1429 EMSG2(_(e_intern2
), "restore_vimvar()");
1431 hash_remove(&vimvarht
, hi
);
1435 #if defined(FEAT_SPELL) || defined(PROTO)
1437 * Evaluate an expression to a list with suggestions.
1438 * For the "expr:" part of 'spellsuggest'.
1439 * Returns NULL when there is an error.
1442 eval_spell_expr(badword
, expr
)
1448 list_T
*list
= NULL
;
1449 char_u
*p
= skipwhite(expr
);
1451 /* Set "v:val" to the bad word. */
1452 prepare_vimvar(VV_VAL
, &save_val
);
1453 vimvars
[VV_VAL
].vv_type
= VAR_STRING
;
1454 vimvars
[VV_VAL
].vv_str
= badword
;
1458 if (eval1(&p
, &rettv
, TRUE
) == OK
)
1460 if (rettv
.v_type
!= VAR_LIST
)
1463 list
= rettv
.vval
.v_list
;
1468 restore_vimvar(VV_VAL
, &save_val
);
1474 * "list" is supposed to contain two items: a word and a number. Return the
1475 * word in "pp" and the number as the return value.
1476 * Return -1 if anything isn't right.
1477 * Used to get the good word and score from the eval_spell_expr() result.
1480 get_spellword(list
, pp
)
1486 li
= list
->lv_first
;
1489 *pp
= get_tv_string(&li
->li_tv
);
1494 return get_tv_number(&li
->li_tv
);
1499 * Top level evaluation function.
1500 * Returns an allocated typval_T with the result.
1501 * Returns NULL when there is an error.
1504 eval_expr(arg
, nextcmd
)
1510 tv
= (typval_T
*)alloc(sizeof(typval_T
));
1511 if (tv
!= NULL
&& eval0(arg
, tv
, nextcmd
, TRUE
) == FAIL
)
1521 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) \
1522 || defined(FEAT_COMPL_FUNC) || defined(PROTO)
1524 * Call some vimL function and return the result in "*rettv".
1525 * Uses argv[argc] for the function arguments. Only Number and String
1526 * arguments are currently supported.
1527 * Returns OK or FAIL.
1530 call_vim_function(func
, argc
, argv
, safe
, rettv
)
1534 int safe
; /* use the sandbox */
1542 void *save_funccalp
= NULL
;
1545 argvars
= (typval_T
*)alloc((unsigned)((argc
+ 1) * sizeof(typval_T
)));
1546 if (argvars
== NULL
)
1549 for (i
= 0; i
< argc
; i
++)
1551 /* Pass a NULL or empty argument as an empty string */
1552 if (argv
[i
] == NULL
|| *argv
[i
] == NUL
)
1554 argvars
[i
].v_type
= VAR_STRING
;
1555 argvars
[i
].vval
.v_string
= (char_u
*)"";
1559 /* Recognize a number argument, the others must be strings. */
1560 vim_str2nr(argv
[i
], NULL
, &len
, TRUE
, TRUE
, &n
, NULL
);
1561 if (len
!= 0 && len
== (int)STRLEN(argv
[i
]))
1563 argvars
[i
].v_type
= VAR_NUMBER
;
1564 argvars
[i
].vval
.v_number
= n
;
1568 argvars
[i
].v_type
= VAR_STRING
;
1569 argvars
[i
].vval
.v_string
= argv
[i
];
1575 save_funccalp
= save_funccal();
1579 rettv
->v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
1580 ret
= call_func(func
, (int)STRLEN(func
), rettv
, argc
, argvars
,
1581 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
1582 &doesrange
, TRUE
, NULL
);
1586 restore_funccal(save_funccalp
);
1596 # if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
1598 * Call vimL function "func" and return the result as a string.
1599 * Returns NULL when calling the function fails.
1600 * Uses argv[argc] for the function arguments.
1603 call_func_retstr(func
, argc
, argv
, safe
)
1607 int safe
; /* use the sandbox */
1612 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1615 retval
= vim_strsave(get_tv_string(&rettv
));
1621 # if defined(FEAT_COMPL_FUNC) || defined(PROTO)
1623 * Call vimL function "func" and return the result as a number.
1624 * Returns -1 when calling the function fails.
1625 * Uses argv[argc] for the function arguments.
1628 call_func_retnr(func
, argc
, argv
, safe
)
1632 int safe
; /* use the sandbox */
1637 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1640 retval
= get_tv_number_chk(&rettv
, NULL
);
1647 * Call vimL function "func" and return the result as a List.
1648 * Uses argv[argc] for the function arguments.
1649 * Returns NULL when there is something wrong.
1652 call_func_retlist(func
, argc
, argv
, safe
)
1656 int safe
; /* use the sandbox */
1660 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1663 if (rettv
.v_type
!= VAR_LIST
)
1669 return rettv
.vval
.v_list
;
1675 * Save the current function call pointer, and set it to NULL.
1676 * Used when executing autocommands and for ":source".
1681 funccall_T
*fc
= current_funccal
;
1683 current_funccal
= NULL
;
1688 restore_funccal(vfc
)
1691 funccall_T
*fc
= (funccall_T
*)vfc
;
1693 current_funccal
= fc
;
1696 #if defined(FEAT_PROFILE) || defined(PROTO)
1698 * Prepare profiling for entering a child or something else that is not
1699 * counted for the script/function itself.
1700 * Should always be called in pair with prof_child_exit().
1703 prof_child_enter(tm
)
1704 proftime_T
*tm
; /* place to store waittime */
1706 funccall_T
*fc
= current_funccal
;
1708 if (fc
!= NULL
&& fc
->func
->uf_profiling
)
1709 profile_start(&fc
->prof_child
);
1710 script_prof_save(tm
);
1714 * Take care of time spent in a child.
1715 * Should always be called after prof_child_enter().
1719 proftime_T
*tm
; /* where waittime was stored */
1721 funccall_T
*fc
= current_funccal
;
1723 if (fc
!= NULL
&& fc
->func
->uf_profiling
)
1725 profile_end(&fc
->prof_child
);
1726 profile_sub_wait(tm
, &fc
->prof_child
); /* don't count waiting time */
1727 profile_add(&fc
->func
->uf_tm_children
, &fc
->prof_child
);
1728 profile_add(&fc
->func
->uf_tml_children
, &fc
->prof_child
);
1730 script_prof_restore(tm
);
1737 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
1738 * it in "*cp". Doesn't give error messages.
1741 eval_foldexpr(arg
, cp
)
1748 int use_sandbox
= was_set_insecurely((char_u
*)"foldexpr",
1756 if (eval0(arg
, &tv
, NULL
, TRUE
) == FAIL
)
1760 /* If the result is a number, just return the number. */
1761 if (tv
.v_type
== VAR_NUMBER
)
1762 retval
= tv
.vval
.v_number
;
1763 else if (tv
.v_type
!= VAR_STRING
|| tv
.vval
.v_string
== NULL
)
1767 /* If the result is a string, check if there is a non-digit before
1769 s
= tv
.vval
.v_string
;
1770 if (!VIM_ISDIGIT(*s
) && *s
!= '-')
1772 retval
= atol((char *)s
);
1786 * ":let" list all variable values
1787 * ":let var1 var2" list variable values
1788 * ":let var = expr" assignment command.
1789 * ":let var += expr" assignment command.
1790 * ":let var -= expr" assignment command.
1791 * ":let var .= expr" assignment command.
1792 * ":let [var1, var2] = expr" unpack list.
1798 char_u
*arg
= eap
->arg
;
1799 char_u
*expr
= NULL
;
1808 argend
= skip_var_list(arg
, &var_count
, &semicolon
);
1811 if (argend
> arg
&& argend
[-1] == '.') /* for var.='str' */
1813 expr
= vim_strchr(argend
, '=');
1817 * ":let" without "=": list variables
1821 else if (!ends_excmd(*arg
))
1822 /* ":let var1 var2" */
1823 arg
= list_arg_vars(eap
, arg
, &first
);
1824 else if (!eap
->skip
)
1827 list_glob_vars(&first
);
1828 list_buf_vars(&first
);
1829 list_win_vars(&first
);
1831 list_tab_vars(&first
);
1833 list_script_vars(&first
);
1834 list_func_vars(&first
);
1835 list_vim_vars(&first
);
1837 eap
->nextcmd
= check_nextcmd(arg
);
1845 if (vim_strchr((char_u
*)"+-.", expr
[-1]) != NULL
)
1846 op
[0] = expr
[-1]; /* +=, -= or .= */
1848 expr
= skipwhite(expr
+ 1);
1852 i
= eval0(expr
, &rettv
, &eap
->nextcmd
, !eap
->skip
);
1861 (void)ex_let_vars(eap
->arg
, &rettv
, FALSE
, semicolon
, var_count
,
1869 * Assign the typevalue "tv" to the variable or variables at "arg_start".
1870 * Handles both "var" with any type and "[var, var; var]" with a list type.
1871 * When "nextchars" is not NULL it points to a string with characters that
1872 * must appear after the variable(s). Use "+", "-" or "." for add, subtract
1874 * Returns OK or FAIL;
1877 ex_let_vars(arg_start
, tv
, copy
, semicolon
, var_count
, nextchars
)
1880 int copy
; /* copy values from "tv", don't move */
1881 int semicolon
; /* from skip_var_list() */
1882 int var_count
; /* from skip_var_list() */
1885 char_u
*arg
= arg_start
;
1894 * ":let var = expr" or ":for var in list"
1896 if (ex_let_one(arg
, tv
, copy
, nextchars
, nextchars
) == NULL
)
1902 * ":let [v1, v2] = list" or ":for [v1, v2] in listlist"
1904 if (tv
->v_type
!= VAR_LIST
|| (l
= tv
->vval
.v_list
) == NULL
)
1911 if (semicolon
== 0 && var_count
< i
)
1913 EMSG(_("E687: Less targets than List items"));
1916 if (var_count
- semicolon
> i
)
1918 EMSG(_("E688: More targets than List items"));
1925 arg
= skipwhite(arg
+ 1);
1926 arg
= ex_let_one(arg
, &item
->li_tv
, TRUE
, (char_u
*)",;]", nextchars
);
1927 item
= item
->li_next
;
1931 arg
= skipwhite(arg
);
1934 /* Put the rest of the list (may be empty) in the var after ';'.
1935 * Create a new list for this. */
1939 while (item
!= NULL
)
1941 list_append_tv(l
, &item
->li_tv
);
1942 item
= item
->li_next
;
1945 ltv
.v_type
= VAR_LIST
;
1947 ltv
.vval
.v_list
= l
;
1950 arg
= ex_let_one(skipwhite(arg
+ 1), <v
, FALSE
,
1951 (char_u
*)"]", nextchars
);
1957 else if (*arg
!= ',' && *arg
!= ']')
1959 EMSG2(_(e_intern2
), "ex_let_vars()");
1968 * Skip over assignable variable "var" or list of variables "[var, var]".
1969 * Used for ":let varvar = expr" and ":for varvar in expr".
1970 * For "[var, var]" increment "*var_count" for each variable.
1971 * for "[var, var; var]" set "semicolon".
1972 * Return NULL for an error.
1975 skip_var_list(arg
, var_count
, semicolon
)
1984 /* "[var, var]": find the matching ']'. */
1988 p
= skipwhite(p
+ 1); /* skip whites after '[', ';' or ',' */
1989 s
= skip_var_one(p
);
1992 EMSG2(_(e_invarg2
), p
);
2002 if (*semicolon
== 1)
2004 EMSG(_("Double ; in list of variables"));
2011 EMSG2(_(e_invarg2
), p
);
2018 return skip_var_one(arg
);
2022 * Skip one (assignable) variable name, including @r, $VAR, &option, d.key,
2029 if (*arg
== '@' && arg
[1] != NUL
)
2031 return find_name_end(*arg
== '$' || *arg
== '&' ? arg
+ 1 : arg
,
2032 NULL
, NULL
, FNE_INCL_BR
| FNE_CHECK_START
);
2036 * List variables for hashtab "ht" with prefix "prefix".
2037 * If "empty" is TRUE also list NULL strings as empty strings.
2040 list_hashtable_vars(ht
, prefix
, empty
, first
)
2050 todo
= (int)ht
->ht_used
;
2051 for (hi
= ht
->ht_array
; todo
> 0 && !got_int
; ++hi
)
2053 if (!HASHITEM_EMPTY(hi
))
2057 if (empty
|| di
->di_tv
.v_type
!= VAR_STRING
2058 || di
->di_tv
.vval
.v_string
!= NULL
)
2059 list_one_var(di
, prefix
, first
);
2065 * List global variables.
2068 list_glob_vars(first
)
2071 list_hashtable_vars(&globvarht
, (char_u
*)"", TRUE
, first
);
2075 * List buffer variables.
2078 list_buf_vars(first
)
2081 char_u numbuf
[NUMBUFLEN
];
2083 list_hashtable_vars(&curbuf
->b_vars
.dv_hashtab
, (char_u
*)"b:",
2086 sprintf((char *)numbuf
, "%ld", (long)curbuf
->b_changedtick
);
2087 list_one_var_a((char_u
*)"b:", (char_u
*)"changedtick", VAR_NUMBER
,
2092 * List window variables.
2095 list_win_vars(first
)
2098 list_hashtable_vars(&curwin
->w_vars
.dv_hashtab
,
2099 (char_u
*)"w:", TRUE
, first
);
2104 * List tab page variables.
2107 list_tab_vars(first
)
2110 list_hashtable_vars(&curtab
->tp_vars
.dv_hashtab
,
2111 (char_u
*)"t:", TRUE
, first
);
2116 * List Vim variables.
2119 list_vim_vars(first
)
2122 list_hashtable_vars(&vimvarht
, (char_u
*)"v:", FALSE
, first
);
2126 * List script-local variables, if there is a script.
2129 list_script_vars(first
)
2132 if (current_SID
> 0 && current_SID
<= ga_scripts
.ga_len
)
2133 list_hashtable_vars(&SCRIPT_VARS(current_SID
),
2134 (char_u
*)"s:", FALSE
, first
);
2138 * List function variables, if there is a function.
2141 list_func_vars(first
)
2144 if (current_funccal
!= NULL
)
2145 list_hashtable_vars(¤t_funccal
->l_vars
.dv_hashtab
,
2146 (char_u
*)"l:", FALSE
, first
);
2150 * List variables in "arg".
2153 list_arg_vars(eap
, arg
, first
)
2166 while (!ends_excmd(*arg
) && !got_int
)
2168 if (error
|| eap
->skip
)
2170 arg
= find_name_end(arg
, NULL
, NULL
, FNE_INCL_BR
| FNE_CHECK_START
);
2171 if (!vim_iswhite(*arg
) && !ends_excmd(*arg
))
2174 EMSG(_(e_trailing
));
2180 /* get_name_len() takes care of expanding curly braces */
2181 name_start
= name
= arg
;
2182 len
= get_name_len(&arg
, &tofree
, TRUE
, TRUE
);
2185 /* This is mainly to keep test 49 working: when expanding
2186 * curly braces fails overrule the exception error message. */
2187 if (len
< 0 && !aborting())
2190 EMSG2(_(e_invarg2
), arg
);
2199 if (get_var_tv(name
, len
, &tv
, TRUE
) == FAIL
)
2203 /* handle d.key, l[idx], f(expr) */
2205 if (handle_subscript(&arg
, &tv
, TRUE
, TRUE
) == FAIL
)
2209 if (arg
== arg_subsc
&& len
== 2 && name
[1] == ':')
2213 case 'g': list_glob_vars(first
); break;
2214 case 'b': list_buf_vars(first
); break;
2215 case 'w': list_win_vars(first
); break;
2217 case 't': list_tab_vars(first
); break;
2219 case 'v': list_vim_vars(first
); break;
2220 case 's': list_script_vars(first
); break;
2221 case 'l': list_func_vars(first
); break;
2223 EMSG2(_("E738: Can't list variables for %s"), name
);
2228 char_u numbuf
[NUMBUFLEN
];
2233 s
= echo_string(&tv
, &tf
, numbuf
, 0);
2236 list_one_var_a((char_u
*)"",
2237 arg
== arg_subsc
? name
: name_start
,
2239 s
== NULL
? (char_u
*)"" : s
,
2252 arg
= skipwhite(arg
);
2259 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
2260 * Returns a pointer to the char just after the var name.
2261 * Returns NULL if there is an error.
2264 ex_let_one(arg
, tv
, copy
, endchars
, op
)
2265 char_u
*arg
; /* points to variable name */
2266 typval_T
*tv
; /* value to assign to variable */
2267 int copy
; /* copy value from "tv" */
2268 char_u
*endchars
; /* valid chars after variable name or NULL */
2269 char_u
*op
; /* "+", "-", "." or NULL*/
2274 char_u
*arg_end
= NULL
;
2277 char_u
*tofree
= NULL
;
2280 * ":let $VAR = expr": Set environment variable.
2284 /* Find the end of the name. */
2287 len
= get_env_len(&arg
);
2289 EMSG2(_(e_invarg2
), name
- 1);
2292 if (op
!= NULL
&& (*op
== '+' || *op
== '-'))
2293 EMSG2(_(e_letwrong
), op
);
2294 else if (endchars
!= NULL
2295 && vim_strchr(endchars
, *skipwhite(arg
)) == NULL
)
2296 EMSG(_(e_letunexp
));
2301 p
= get_tv_string_chk(tv
);
2302 if (p
!= NULL
&& op
!= NULL
&& *op
== '.')
2304 int mustfree
= FALSE
;
2305 char_u
*s
= vim_getenv(name
, &mustfree
);
2309 p
= tofree
= concat_str(s
, p
);
2316 vim_setenv(name
, p
);
2317 if (STRICMP(name
, "HOME") == 0)
2319 else if (didset_vim
&& STRICMP(name
, "VIM") == 0)
2321 else if (didset_vimruntime
2322 && STRICMP(name
, "VIMRUNTIME") == 0)
2323 didset_vimruntime
= FALSE
;
2333 * ":let &option = expr": Set option value.
2334 * ":let &l:option = expr": Set local option value.
2335 * ":let &g:option = expr": Set global option value.
2337 else if (*arg
== '&')
2339 /* Find the end of the name. */
2340 p
= find_option_end(&arg
, &opt_flags
);
2341 if (p
== NULL
|| (endchars
!= NULL
2342 && vim_strchr(endchars
, *skipwhite(p
)) == NULL
))
2343 EMSG(_(e_letunexp
));
2349 char_u
*stringval
= NULL
;
2355 n
= get_tv_number(tv
);
2356 s
= get_tv_string_chk(tv
); /* != NULL if number or string */
2357 if (s
!= NULL
&& op
!= NULL
&& *op
!= '=')
2359 opt_type
= get_option_value(arg
, &numval
,
2360 &stringval
, opt_flags
);
2361 if ((opt_type
== 1 && *op
== '.')
2362 || (opt_type
== 0 && *op
!= '.'))
2363 EMSG2(_(e_letwrong
), op
);
2366 if (opt_type
== 1) /* number */
2373 else if (opt_type
== 0 && stringval
!= NULL
) /* string */
2375 s
= concat_str(stringval
, s
);
2376 vim_free(stringval
);
2383 set_option_value(arg
, n
, s
, opt_flags
);
2387 vim_free(stringval
);
2392 * ":let @r = expr": Set register contents.
2394 else if (*arg
== '@')
2397 if (op
!= NULL
&& (*op
== '+' || *op
== '-'))
2398 EMSG2(_(e_letwrong
), op
);
2399 else if (endchars
!= NULL
2400 && vim_strchr(endchars
, *skipwhite(arg
+ 1)) == NULL
)
2401 EMSG(_(e_letunexp
));
2404 char_u
*ptofree
= NULL
;
2407 p
= get_tv_string_chk(tv
);
2408 if (p
!= NULL
&& op
!= NULL
&& *op
== '.')
2410 s
= get_reg_contents(*arg
== '@' ? '"' : *arg
, TRUE
, TRUE
);
2413 p
= ptofree
= concat_str(s
, p
);
2419 write_reg_contents(*arg
== '@' ? '"' : *arg
, p
, -1, FALSE
);
2427 * ":let var = expr": Set internal variable.
2428 * ":let {expr} = expr": Idem, name made with curly braces
2430 else if (eval_isnamec1(*arg
) || *arg
== '{')
2434 p
= get_lval(arg
, tv
, &lv
, FALSE
, FALSE
, FALSE
, FNE_CHECK_START
);
2435 if (p
!= NULL
&& lv
.ll_name
!= NULL
)
2437 if (endchars
!= NULL
&& vim_strchr(endchars
, *skipwhite(p
)) == NULL
)
2438 EMSG(_(e_letunexp
));
2441 set_var_lval(&lv
, p
, tv
, copy
, op
);
2449 EMSG2(_(e_invarg2
), arg
);
2455 * If "arg" is equal to "b:changedtick" give an error and return TRUE.
2458 check_changedtick(arg
)
2461 if (STRNCMP(arg
, "b:changedtick", 13) == 0 && !eval_isnamec(arg
[13]))
2463 EMSG2(_(e_readonlyvar
), arg
);
2470 * Get an lval: variable, Dict item or List item that can be assigned a value
2471 * to: "name", "na{me}", "name[expr]", "name[expr:expr]", "name[expr][expr]",
2472 * "name.key", "name.key[expr]" etc.
2473 * Indexing only works if "name" is an existing List or Dictionary.
2474 * "name" points to the start of the name.
2475 * If "rettv" is not NULL it points to the value to be assigned.
2476 * "unlet" is TRUE for ":unlet": slightly different behavior when something is
2477 * wrong; must end in space or cmd separator.
2479 * Returns a pointer to just after the name, including indexes.
2480 * When an evaluation error occurs "lp->ll_name" is NULL;
2481 * Returns NULL for a parsing error. Still need to free items in "lp"!
2484 get_lval(name
, rettv
, lp
, unlet
, skip
, quiet
, fne_flags
)
2490 int quiet
; /* don't give error messages */
2491 int fne_flags
; /* flags for find_name_end() */
2494 char_u
*expr_start
, *expr_end
;
2505 /* Clear everything in "lp". */
2506 vim_memset(lp
, 0, sizeof(lval_T
));
2510 /* When skipping just find the end of the name. */
2512 return find_name_end(name
, NULL
, NULL
, FNE_INCL_BR
| fne_flags
);
2515 /* Find the end of the name. */
2516 p
= find_name_end(name
, &expr_start
, &expr_end
, fne_flags
);
2517 if (expr_start
!= NULL
)
2519 /* Don't expand the name when we already know there is an error. */
2520 if (unlet
&& !vim_iswhite(*p
) && !ends_excmd(*p
)
2521 && *p
!= '[' && *p
!= '.')
2523 EMSG(_(e_trailing
));
2527 lp
->ll_exp_name
= make_expanded_name(name
, expr_start
, expr_end
, p
);
2528 if (lp
->ll_exp_name
== NULL
)
2530 /* Report an invalid expression in braces, unless the
2531 * expression evaluation has been cancelled due to an
2532 * aborting error, an interrupt, or an exception. */
2533 if (!aborting() && !quiet
)
2536 EMSG2(_(e_invarg2
), name
);
2540 lp
->ll_name
= lp
->ll_exp_name
;
2545 /* Without [idx] or .key we are done. */
2546 if ((*p
!= '[' && *p
!= '.') || lp
->ll_name
== NULL
)
2551 v
= find_var(lp
->ll_name
, &ht
);
2552 if (v
== NULL
&& !quiet
)
2553 EMSG2(_(e_undefvar
), lp
->ll_name
);
2559 * Loop until no more [idx] or .key is following.
2561 lp
->ll_tv
= &v
->di_tv
;
2562 while (*p
== '[' || (*p
== '.' && lp
->ll_tv
->v_type
== VAR_DICT
))
2564 if (!(lp
->ll_tv
->v_type
== VAR_LIST
&& lp
->ll_tv
->vval
.v_list
!= NULL
)
2565 && !(lp
->ll_tv
->v_type
== VAR_DICT
2566 && lp
->ll_tv
->vval
.v_dict
!= NULL
))
2569 EMSG(_("E689: Can only index a List or Dictionary"));
2575 EMSG(_("E708: [:] must come last"));
2583 for (len
= 0; ASCII_ISALNUM(key
[len
]) || key
[len
] == '_'; ++len
)
2588 EMSG(_(e_emptykey
));
2595 /* Get the index [expr] or the first index [expr: ]. */
2596 p
= skipwhite(p
+ 1);
2602 if (eval1(&p
, &var1
, TRUE
) == FAIL
) /* recursive! */
2604 if (get_tv_string_chk(&var1
) == NULL
)
2606 /* not a number or string */
2612 /* Optionally get the second index [ :expr]. */
2615 if (lp
->ll_tv
->v_type
== VAR_DICT
)
2618 EMSG(_(e_dictrange
));
2623 if (rettv
!= NULL
&& (rettv
->v_type
!= VAR_LIST
2624 || rettv
->vval
.v_list
== NULL
))
2627 EMSG(_("E709: [:] requires a List value"));
2632 p
= skipwhite(p
+ 1);
2634 lp
->ll_empty2
= TRUE
;
2637 lp
->ll_empty2
= FALSE
;
2638 if (eval1(&p
, &var2
, TRUE
) == FAIL
) /* recursive! */
2644 if (get_tv_string_chk(&var2
) == NULL
)
2646 /* not a number or string */
2653 lp
->ll_range
= TRUE
;
2656 lp
->ll_range
= FALSE
;
2661 EMSG(_(e_missbrac
));
2664 if (lp
->ll_range
&& !lp
->ll_empty2
)
2669 /* Skip to past ']'. */
2673 if (lp
->ll_tv
->v_type
== VAR_DICT
)
2677 /* "[key]": get key from "var1" */
2678 key
= get_tv_string(&var1
); /* is number or string */
2682 EMSG(_(e_emptykey
));
2688 lp
->ll_dict
= lp
->ll_tv
->vval
.v_dict
;
2689 lp
->ll_di
= dict_find(lp
->ll_dict
, key
, len
);
2690 if (lp
->ll_di
== NULL
)
2692 /* Key does not exist in dict: may need to add it. */
2693 if (*p
== '[' || *p
== '.' || unlet
)
2696 EMSG2(_(e_dictkey
), key
);
2702 lp
->ll_newkey
= vim_strsave(key
);
2704 lp
->ll_newkey
= vim_strnsave(key
, len
);
2707 if (lp
->ll_newkey
== NULL
)
2713 lp
->ll_tv
= &lp
->ll_di
->di_tv
;
2718 * Get the number and item for the only or first index of the List.
2724 lp
->ll_n1
= get_tv_number(&var1
); /* is number or string */
2728 lp
->ll_list
= lp
->ll_tv
->vval
.v_list
;
2729 lp
->ll_li
= list_find(lp
->ll_list
, lp
->ll_n1
);
2730 if (lp
->ll_li
== NULL
)
2735 lp
->ll_li
= list_find(lp
->ll_list
, lp
->ll_n1
);
2738 if (lp
->ll_li
== NULL
)
2740 if (lp
->ll_range
&& !lp
->ll_empty2
)
2746 * May need to find the item or absolute index for the second
2748 * When no index given: "lp->ll_empty2" is TRUE.
2749 * Otherwise "lp->ll_n2" is set to the second index.
2751 if (lp
->ll_range
&& !lp
->ll_empty2
)
2753 lp
->ll_n2
= get_tv_number(&var2
); /* is number or string */
2757 ni
= list_find(lp
->ll_list
, lp
->ll_n2
);
2760 lp
->ll_n2
= list_idx_of_item(lp
->ll_list
, ni
);
2763 /* Check that lp->ll_n2 isn't before lp->ll_n1. */
2765 lp
->ll_n1
= list_idx_of_item(lp
->ll_list
, lp
->ll_li
);
2766 if (lp
->ll_n2
< lp
->ll_n1
)
2770 lp
->ll_tv
= &lp
->ll_li
->li_tv
;
2778 * Clear lval "lp" that was filled by get_lval().
2784 vim_free(lp
->ll_exp_name
);
2785 vim_free(lp
->ll_newkey
);
2789 * Set a variable that was parsed by get_lval() to "rettv".
2790 * "endp" points to just after the parsed name.
2791 * "op" is NULL, "+" for "+=", "-" for "-=", "." for ".=" or "=" for "=".
2794 set_var_lval(lp
, endp
, rettv
, copy
, op
)
2805 if (lp
->ll_tv
== NULL
)
2807 if (!check_changedtick(lp
->ll_name
))
2811 if (op
!= NULL
&& *op
!= '=')
2815 /* handle +=, -= and .= */
2816 if (get_var_tv(lp
->ll_name
, (int)STRLEN(lp
->ll_name
),
2819 if (tv_op(&tv
, rettv
, op
) == OK
)
2820 set_var(lp
->ll_name
, &tv
, FALSE
);
2825 set_var(lp
->ll_name
, rettv
, copy
);
2829 else if (tv_check_lock(lp
->ll_newkey
== NULL
2831 : lp
->ll_tv
->vval
.v_dict
->dv_lock
, lp
->ll_name
))
2833 else if (lp
->ll_range
)
2836 * Assign the List values to the list items.
2838 for (ri
= rettv
->vval
.v_list
->lv_first
; ri
!= NULL
; )
2840 if (op
!= NULL
&& *op
!= '=')
2841 tv_op(&lp
->ll_li
->li_tv
, &ri
->li_tv
, op
);
2844 clear_tv(&lp
->ll_li
->li_tv
);
2845 copy_tv(&ri
->li_tv
, &lp
->ll_li
->li_tv
);
2848 if (ri
== NULL
|| (!lp
->ll_empty2
&& lp
->ll_n2
== lp
->ll_n1
))
2850 if (lp
->ll_li
->li_next
== NULL
)
2852 /* Need to add an empty item. */
2853 if (list_append_number(lp
->ll_list
, 0) == FAIL
)
2859 lp
->ll_li
= lp
->ll_li
->li_next
;
2863 EMSG(_("E710: List value has more items than target"));
2864 else if (lp
->ll_empty2
2865 ? (lp
->ll_li
!= NULL
&& lp
->ll_li
->li_next
!= NULL
)
2866 : lp
->ll_n1
!= lp
->ll_n2
)
2867 EMSG(_("E711: List value has not enough items"));
2872 * Assign to a List or Dictionary item.
2874 if (lp
->ll_newkey
!= NULL
)
2876 if (op
!= NULL
&& *op
!= '=')
2878 EMSG2(_(e_letwrong
), op
);
2882 /* Need to add an item to the Dictionary. */
2883 di
= dictitem_alloc(lp
->ll_newkey
);
2886 if (dict_add(lp
->ll_tv
->vval
.v_dict
, di
) == FAIL
)
2891 lp
->ll_tv
= &di
->di_tv
;
2893 else if (op
!= NULL
&& *op
!= '=')
2895 tv_op(lp
->ll_tv
, rettv
, op
);
2899 clear_tv(lp
->ll_tv
);
2902 * Assign the value to the variable or list item.
2905 copy_tv(rettv
, lp
->ll_tv
);
2908 *lp
->ll_tv
= *rettv
;
2909 lp
->ll_tv
->v_lock
= 0;
2916 * Handle "tv1 += tv2", "tv1 -= tv2" and "tv1 .= tv2"
2917 * Returns OK or FAIL.
2926 char_u numbuf
[NUMBUFLEN
];
2929 /* Can't do anything with a Funcref or a Dict on the right. */
2930 if (tv2
->v_type
!= VAR_FUNC
&& tv2
->v_type
!= VAR_DICT
)
2932 switch (tv1
->v_type
)
2939 if (*op
!= '+' || tv2
->v_type
!= VAR_LIST
)
2942 if (tv1
->vval
.v_list
!= NULL
&& tv2
->vval
.v_list
!= NULL
)
2943 list_extend(tv1
->vval
.v_list
, tv2
->vval
.v_list
, NULL
);
2948 if (tv2
->v_type
== VAR_LIST
)
2950 if (*op
== '+' || *op
== '-')
2952 /* nr += nr or nr -= nr*/
2953 n
= get_tv_number(tv1
);
2955 if (tv2
->v_type
== VAR_FLOAT
)
2960 f
+= tv2
->vval
.v_float
;
2962 f
-= tv2
->vval
.v_float
;
2964 tv1
->v_type
= VAR_FLOAT
;
2965 tv1
->vval
.v_float
= f
;
2971 n
+= get_tv_number(tv2
);
2973 n
-= get_tv_number(tv2
);
2975 tv1
->v_type
= VAR_NUMBER
;
2976 tv1
->vval
.v_number
= n
;
2981 if (tv2
->v_type
== VAR_FLOAT
)
2985 s
= get_tv_string(tv1
);
2986 s
= concat_str(s
, get_tv_string_buf(tv2
, numbuf
));
2988 tv1
->v_type
= VAR_STRING
;
2989 tv1
->vval
.v_string
= s
;
2998 if (*op
== '.' || (tv2
->v_type
!= VAR_FLOAT
2999 && tv2
->v_type
!= VAR_NUMBER
3000 && tv2
->v_type
!= VAR_STRING
))
3002 if (tv2
->v_type
== VAR_FLOAT
)
3003 f
= tv2
->vval
.v_float
;
3005 f
= get_tv_number(tv2
);
3007 tv1
->vval
.v_float
+= f
;
3009 tv1
->vval
.v_float
-= f
;
3016 EMSG2(_(e_letwrong
), op
);
3021 * Add a watcher to a list.
3024 list_add_watch(l
, lw
)
3028 lw
->lw_next
= l
->lv_watch
;
3033 * Remove a watcher from a list.
3034 * No warning when it isn't found...
3037 list_rem_watch(l
, lwrem
)
3041 listwatch_T
*lw
, **lwp
;
3044 for (lw
= l
->lv_watch
; lw
!= NULL
; lw
= lw
->lw_next
)
3056 * Just before removing an item from a list: advance watchers to the next
3060 list_fix_watch(l
, item
)
3066 for (lw
= l
->lv_watch
; lw
!= NULL
; lw
= lw
->lw_next
)
3067 if (lw
->lw_item
== item
)
3068 lw
->lw_item
= item
->li_next
;
3072 * Evaluate the expression used in a ":for var in expr" command.
3073 * "arg" points to "var".
3074 * Set "*errp" to TRUE for an error, FALSE otherwise;
3075 * Return a pointer that holds the info. Null when there is an error.
3078 eval_for_line(arg
, errp
, nextcmdp
, skip
)
3089 *errp
= TRUE
; /* default: there is an error */
3091 fi
= (forinfo_T
*)alloc_clear(sizeof(forinfo_T
));
3095 expr
= skip_var_list(arg
, &fi
->fi_varcount
, &fi
->fi_semicolon
);
3099 expr
= skipwhite(expr
);
3100 if (expr
[0] != 'i' || expr
[1] != 'n' || !vim_iswhite(expr
[2]))
3102 EMSG(_("E690: Missing \"in\" after :for"));
3108 if (eval0(skipwhite(expr
+ 2), &tv
, nextcmdp
, !skip
) == OK
)
3114 if (tv
.v_type
!= VAR_LIST
|| l
== NULL
)
3121 /* No need to increment the refcount, it's already set for the
3122 * list being used in "tv". */
3124 list_add_watch(l
, &fi
->fi_lw
);
3125 fi
->fi_lw
.lw_item
= l
->lv_first
;
3136 * Use the first item in a ":for" list. Advance to the next.
3137 * Assign the values to the variable (list). "arg" points to the first one.
3138 * Return TRUE when a valid item was found, FALSE when at end of list or
3142 next_for_item(fi_void
, arg
)
3146 forinfo_T
*fi
= (forinfo_T
*)fi_void
;
3150 item
= fi
->fi_lw
.lw_item
;
3155 fi
->fi_lw
.lw_item
= item
->li_next
;
3156 result
= (ex_let_vars(arg
, &item
->li_tv
, TRUE
,
3157 fi
->fi_semicolon
, fi
->fi_varcount
, NULL
) == OK
);
3163 * Free the structure used to store info used by ":for".
3166 free_for_info(fi_void
)
3169 forinfo_T
*fi
= (forinfo_T
*)fi_void
;
3171 if (fi
!= NULL
&& fi
->fi_list
!= NULL
)
3173 list_rem_watch(fi
->fi_list
, &fi
->fi_lw
);
3174 list_unref(fi
->fi_list
);
3179 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
3182 set_context_for_expression(xp
, arg
, cmdidx
)
3191 if (cmdidx
== CMD_let
)
3193 xp
->xp_context
= EXPAND_USER_VARS
;
3194 if (vim_strpbrk(arg
, (char_u
*)"\"'+-*/%.=!?~|&$([<>,#") == NULL
)
3196 /* ":let var1 var2 ...": find last space. */
3197 for (p
= arg
+ STRLEN(arg
); p
>= arg
; )
3200 mb_ptr_back(arg
, p
);
3201 if (vim_iswhite(*p
))
3208 xp
->xp_context
= cmdidx
== CMD_call
? EXPAND_FUNCTIONS
3209 : EXPAND_EXPRESSION
;
3210 while ((xp
->xp_pattern
= vim_strpbrk(arg
,
3211 (char_u
*)"\"'+-*/%.=!?~|&$([<>,#")) != NULL
)
3213 c
= *xp
->xp_pattern
;
3216 c
= xp
->xp_pattern
[1];
3220 xp
->xp_context
= cmdidx
!= CMD_let
|| got_eq
3221 ? EXPAND_EXPRESSION
: EXPAND_NOTHING
;
3225 xp
->xp_context
= EXPAND_SETTINGS
;
3226 if ((c
== 'l' || c
== 'g') && xp
->xp_pattern
[2] == ':')
3227 xp
->xp_pattern
+= 2;
3233 /* environment variable */
3234 xp
->xp_context
= EXPAND_ENV_VARS
;
3239 xp
->xp_context
= EXPAND_EXPRESSION
;
3242 && xp
->xp_context
== EXPAND_FUNCTIONS
3243 && vim_strchr(xp
->xp_pattern
, '(') == NULL
)
3245 /* Function name can start with "<SNR>" */
3248 else if (cmdidx
!= CMD_let
|| got_eq
)
3250 if (c
== '"') /* string */
3252 while ((c
= *++xp
->xp_pattern
) != NUL
&& c
!= '"')
3253 if (c
== '\\' && xp
->xp_pattern
[1] != NUL
)
3255 xp
->xp_context
= EXPAND_NOTHING
;
3257 else if (c
== '\'') /* literal string */
3259 /* Trick: '' is like stopping and starting a literal string. */
3260 while ((c
= *++xp
->xp_pattern
) != NUL
&& c
!= '\'')
3262 xp
->xp_context
= EXPAND_NOTHING
;
3266 if (xp
->xp_pattern
[1] == '|')
3269 xp
->xp_context
= EXPAND_EXPRESSION
;
3272 xp
->xp_context
= EXPAND_COMMANDS
;
3275 xp
->xp_context
= EXPAND_EXPRESSION
;
3278 /* Doesn't look like something valid, expand as an expression
3280 xp
->xp_context
= EXPAND_EXPRESSION
;
3281 arg
= xp
->xp_pattern
;
3283 while ((c
= *++arg
) != NUL
&& (c
== ' ' || c
== '\t'))
3286 xp
->xp_pattern
= arg
;
3289 #endif /* FEAT_CMDL_COMPL */
3292 * ":1,25call func(arg1, arg2)" function call.
3298 char_u
*arg
= eap
->arg
;
3309 tofree
= trans_function_name(&arg
, eap
->skip
, TFN_INT
, &fudi
);
3310 if (fudi
.fd_newkey
!= NULL
)
3312 /* Still need to give an error message for missing key. */
3313 EMSG2(_(e_dictkey
), fudi
.fd_newkey
);
3314 vim_free(fudi
.fd_newkey
);
3319 /* Increase refcount on dictionary, it could get deleted when evaluating
3321 if (fudi
.fd_dict
!= NULL
)
3322 ++fudi
.fd_dict
->dv_refcount
;
3324 /* If it is the name of a variable of type VAR_FUNC use its contents. */
3325 len
= (int)STRLEN(tofree
);
3326 name
= deref_func_name(tofree
, &len
);
3328 /* Skip white space to allow ":call func ()". Not good, but required for
3329 * backward compatibility. */
3330 startarg
= skipwhite(arg
);
3331 rettv
.v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
3333 if (*startarg
!= '(')
3335 EMSG2(_("E107: Missing parentheses: %s"), eap
->arg
);
3340 * When skipping, evaluate the function once, to find the end of the
3342 * When the function takes a range, this is discovered after the first
3343 * call, and the loop is broken.
3348 lnum
= eap
->line2
; /* do it once, also with an invalid range */
3352 for ( ; lnum
<= eap
->line2
; ++lnum
)
3354 if (!eap
->skip
&& eap
->addr_count
> 0)
3356 curwin
->w_cursor
.lnum
= lnum
;
3357 curwin
->w_cursor
.col
= 0;
3360 if (get_func_tv(name
, (int)STRLEN(name
), &rettv
, &arg
,
3361 eap
->line1
, eap
->line2
, &doesrange
,
3362 !eap
->skip
, fudi
.fd_dict
) == FAIL
)
3368 /* Handle a function returning a Funcref, Dictionary or List. */
3369 if (handle_subscript(&arg
, &rettv
, !eap
->skip
, TRUE
) == FAIL
)
3376 if (doesrange
|| eap
->skip
)
3379 /* Stop when immediately aborting on error, or when an interrupt
3380 * occurred or an exception was thrown but not caught.
3381 * get_func_tv() returned OK, so that the check for trailing
3382 * characters below is executed. */
3391 /* Check for trailing illegal characters and a following command. */
3392 if (!ends_excmd(*arg
))
3395 EMSG(_(e_trailing
));
3398 eap
->nextcmd
= check_nextcmd(arg
);
3402 dict_unref(fudi
.fd_dict
);
3407 * ":unlet[!] var1 ... " command.
3413 ex_unletlock(eap
, eap
->arg
, 0);
3417 * ":lockvar" and ":unlockvar" commands
3423 char_u
*arg
= eap
->arg
;
3428 else if (vim_isdigit(*arg
))
3430 deep
= getdigits(&arg
);
3431 arg
= skipwhite(arg
);
3434 ex_unletlock(eap
, arg
, deep
);
3438 * ":unlet", ":lockvar" and ":unlockvar" are quite similar.
3441 ex_unletlock(eap
, argstart
, deep
)
3446 char_u
*arg
= argstart
;
3453 /* Parse the name and find the end. */
3454 name_end
= get_lval(arg
, NULL
, &lv
, TRUE
, eap
->skip
|| error
, FALSE
,
3456 if (lv
.ll_name
== NULL
)
3457 error
= TRUE
; /* error but continue parsing */
3458 if (name_end
== NULL
|| (!vim_iswhite(*name_end
)
3459 && !ends_excmd(*name_end
)))
3461 if (name_end
!= NULL
)
3464 EMSG(_(e_trailing
));
3466 if (!(eap
->skip
|| error
))
3471 if (!error
&& !eap
->skip
)
3473 if (eap
->cmdidx
== CMD_unlet
)
3475 if (do_unlet_var(&lv
, name_end
, eap
->forceit
) == FAIL
)
3480 if (do_lock_var(&lv
, name_end
, deep
,
3481 eap
->cmdidx
== CMD_lockvar
) == FAIL
)
3489 arg
= skipwhite(name_end
);
3490 } while (!ends_excmd(*arg
));
3492 eap
->nextcmd
= check_nextcmd(arg
);
3496 do_unlet_var(lp
, name_end
, forceit
)
3504 if (lp
->ll_tv
== NULL
)
3509 /* Normal name or expanded name. */
3510 if (check_changedtick(lp
->ll_name
))
3512 else if (do_unlet(lp
->ll_name
, forceit
) == FAIL
)
3516 else if (tv_check_lock(lp
->ll_tv
->v_lock
, lp
->ll_name
))
3518 else if (lp
->ll_range
)
3522 /* Delete a range of List items. */
3523 while (lp
->ll_li
!= NULL
&& (lp
->ll_empty2
|| lp
->ll_n2
>= lp
->ll_n1
))
3525 li
= lp
->ll_li
->li_next
;
3526 listitem_remove(lp
->ll_list
, lp
->ll_li
);
3533 if (lp
->ll_list
!= NULL
)
3534 /* unlet a List item. */
3535 listitem_remove(lp
->ll_list
, lp
->ll_li
);
3537 /* unlet a Dictionary item. */
3538 dictitem_remove(lp
->ll_dict
, lp
->ll_di
);
3545 * "unlet" a variable. Return OK if it existed, FAIL if not.
3546 * When "forceit" is TRUE don't complain if the variable doesn't exist.
3549 do_unlet(name
, forceit
)
3558 ht
= find_var_ht(name
, &varname
);
3559 if (ht
!= NULL
&& *varname
!= NUL
)
3561 hi
= hash_find(ht
, varname
);
3562 if (!HASHITEM_EMPTY(hi
))
3565 if (var_check_fixed(di
->di_flags
, name
)
3566 || var_check_ro(di
->di_flags
, name
))
3574 EMSG2(_("E108: No such variable: \"%s\""), name
);
3579 * Lock or unlock variable indicated by "lp".
3580 * "deep" is the levels to go (-1 for unlimited);
3581 * "lock" is TRUE for ":lockvar", FALSE for ":unlockvar".
3584 do_lock_var(lp
, name_end
, deep
, lock
)
3594 if (deep
== 0) /* nothing to do */
3597 if (lp
->ll_tv
== NULL
)
3602 /* Normal name or expanded name. */
3603 if (check_changedtick(lp
->ll_name
))
3607 di
= find_var(lp
->ll_name
, NULL
);
3613 di
->di_flags
|= DI_FLAGS_LOCK
;
3615 di
->di_flags
&= ~DI_FLAGS_LOCK
;
3616 item_lock(&di
->di_tv
, deep
, lock
);
3621 else if (lp
->ll_range
)
3623 listitem_T
*li
= lp
->ll_li
;
3625 /* (un)lock a range of List items. */
3626 while (li
!= NULL
&& (lp
->ll_empty2
|| lp
->ll_n2
>= lp
->ll_n1
))
3628 item_lock(&li
->li_tv
, deep
, lock
);
3633 else if (lp
->ll_list
!= NULL
)
3634 /* (un)lock a List item. */
3635 item_lock(&lp
->ll_li
->li_tv
, deep
, lock
);
3637 /* un(lock) a Dictionary item. */
3638 item_lock(&lp
->ll_di
->di_tv
, deep
, lock
);
3644 * Lock or unlock an item. "deep" is nr of levels to go.
3647 item_lock(tv
, deep
, lock
)
3652 static int recurse
= 0;
3659 if (recurse
>= DICT_MAXNEST
)
3661 EMSG(_("E743: variable nested too deep for (un)lock"));
3668 /* lock/unlock the item itself */
3670 tv
->v_lock
|= VAR_LOCKED
;
3672 tv
->v_lock
&= ~VAR_LOCKED
;
3677 if ((l
= tv
->vval
.v_list
) != NULL
)
3680 l
->lv_lock
|= VAR_LOCKED
;
3682 l
->lv_lock
&= ~VAR_LOCKED
;
3683 if (deep
< 0 || deep
> 1)
3684 /* recursive: lock/unlock the items the List contains */
3685 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
3686 item_lock(&li
->li_tv
, deep
- 1, lock
);
3690 if ((d
= tv
->vval
.v_dict
) != NULL
)
3693 d
->dv_lock
|= VAR_LOCKED
;
3695 d
->dv_lock
&= ~VAR_LOCKED
;
3696 if (deep
< 0 || deep
> 1)
3698 /* recursive: lock/unlock the items the List contains */
3699 todo
= (int)d
->dv_hashtab
.ht_used
;
3700 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
3702 if (!HASHITEM_EMPTY(hi
))
3705 item_lock(&HI2DI(hi
)->di_tv
, deep
- 1, lock
);
3715 * Return TRUE if typeval "tv" is locked: Either that value is locked itself
3716 * or it refers to a List or Dictionary that is locked.
3722 return (tv
->v_lock
& VAR_LOCKED
)
3723 || (tv
->v_type
== VAR_LIST
3724 && tv
->vval
.v_list
!= NULL
3725 && (tv
->vval
.v_list
->lv_lock
& VAR_LOCKED
))
3726 || (tv
->v_type
== VAR_DICT
3727 && tv
->vval
.v_dict
!= NULL
3728 && (tv
->vval
.v_dict
->dv_lock
& VAR_LOCKED
));
3731 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
3733 * Delete all "menutrans_" variables.
3736 del_menutrans_vars()
3741 hash_lock(&globvarht
);
3742 todo
= (int)globvarht
.ht_used
;
3743 for (hi
= globvarht
.ht_array
; todo
> 0 && !got_int
; ++hi
)
3745 if (!HASHITEM_EMPTY(hi
))
3748 if (STRNCMP(HI2DI(hi
)->di_key
, "menutrans_", 10) == 0)
3749 delete_var(&globvarht
, hi
);
3752 hash_unlock(&globvarht
);
3756 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
3759 * Local string buffer for the next two functions to store a variable name
3760 * with its prefix. Allocated in cat_prefix_varname(), freed later in
3761 * get_user_var_name().
3764 static char_u
*cat_prefix_varname
__ARGS((int prefix
, char_u
*name
));
3766 static char_u
*varnamebuf
= NULL
;
3767 static int varnamebuflen
= 0;
3770 * Function to concatenate a prefix and a variable name.
3773 cat_prefix_varname(prefix
, name
)
3779 len
= (int)STRLEN(name
) + 3;
3780 if (len
> varnamebuflen
)
3782 vim_free(varnamebuf
);
3783 len
+= 10; /* some additional space */
3784 varnamebuf
= alloc(len
);
3785 if (varnamebuf
== NULL
)
3790 varnamebuflen
= len
;
3792 *varnamebuf
= prefix
;
3793 varnamebuf
[1] = ':';
3794 STRCPY(varnamebuf
+ 2, name
);
3799 * Function given to ExpandGeneric() to obtain the list of user defined
3800 * (global/buffer/window/built-in) variable names.
3803 get_user_var_name(xp
, idx
)
3807 static long_u gdone
;
3808 static long_u bdone
;
3809 static long_u wdone
;
3811 static long_u tdone
;
3814 static hashitem_T
*hi
;
3819 gdone
= bdone
= wdone
= vidx
= 0;
3825 /* Global variables */
3826 if (gdone
< globvarht
.ht_used
)
3829 hi
= globvarht
.ht_array
;
3832 while (HASHITEM_EMPTY(hi
))
3834 if (STRNCMP("g:", xp
->xp_pattern
, 2) == 0)
3835 return cat_prefix_varname('g', hi
->hi_key
);
3840 ht
= &curbuf
->b_vars
.dv_hashtab
;
3841 if (bdone
< ht
->ht_used
)
3847 while (HASHITEM_EMPTY(hi
))
3849 return cat_prefix_varname('b', hi
->hi_key
);
3851 if (bdone
== ht
->ht_used
)
3854 return (char_u
*)"b:changedtick";
3858 ht
= &curwin
->w_vars
.dv_hashtab
;
3859 if (wdone
< ht
->ht_used
)
3865 while (HASHITEM_EMPTY(hi
))
3867 return cat_prefix_varname('w', hi
->hi_key
);
3872 ht
= &curtab
->tp_vars
.dv_hashtab
;
3873 if (tdone
< ht
->ht_used
)
3879 while (HASHITEM_EMPTY(hi
))
3881 return cat_prefix_varname('t', hi
->hi_key
);
3887 return cat_prefix_varname('v', (char_u
*)vimvars
[vidx
++].vv_name
);
3889 vim_free(varnamebuf
);
3895 #endif /* FEAT_CMDL_COMPL */
3898 * types for expressions.
3903 , TYPE_EQUAL
/* == */
3904 , TYPE_NEQUAL
/* != */
3905 , TYPE_GREATER
/* > */
3906 , TYPE_GEQUAL
/* >= */
3907 , TYPE_SMALLER
/* < */
3908 , TYPE_SEQUAL
/* <= */
3909 , TYPE_MATCH
/* =~ */
3910 , TYPE_NOMATCH
/* !~ */
3914 * The "evaluate" argument: When FALSE, the argument is only parsed but not
3915 * executed. The function may return OK, but the rettv will be of type
3916 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
3920 * Handle zero level expression.
3921 * This calls eval1() and handles error message and nextcmd.
3922 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
3923 * Note: "rettv.v_lock" is not set.
3924 * Return OK or FAIL.
3927 eval0(arg
, rettv
, nextcmd
, evaluate
)
3937 ret
= eval1(&p
, rettv
, evaluate
);
3938 if (ret
== FAIL
|| !ends_excmd(*p
))
3943 * Report the invalid expression unless the expression evaluation has
3944 * been cancelled due to an aborting error, an interrupt, or an
3948 EMSG2(_(e_invexpr2
), arg
);
3951 if (nextcmd
!= NULL
)
3952 *nextcmd
= check_nextcmd(p
);
3958 * Handle top level expression:
3959 * expr2 ? expr1 : expr1
3961 * "arg" must point to the first non-white of the expression.
3962 * "arg" is advanced to the next non-white after the recognized expression.
3964 * Note: "rettv.v_lock" is not set.
3966 * Return OK or FAIL.
3969 eval1(arg
, rettv
, evaluate
)
3978 * Get the first variable.
3980 if (eval2(arg
, rettv
, evaluate
) == FAIL
)
3983 if ((*arg
)[0] == '?')
3990 if (get_tv_number_chk(rettv
, &error
) != 0)
3998 * Get the second variable.
4000 *arg
= skipwhite(*arg
+ 1);
4001 if (eval1(arg
, rettv
, evaluate
&& result
) == FAIL
) /* recursive! */
4005 * Check for the ":".
4007 if ((*arg
)[0] != ':')
4009 EMSG(_("E109: Missing ':' after '?'"));
4010 if (evaluate
&& result
)
4016 * Get the third variable.
4018 *arg
= skipwhite(*arg
+ 1);
4019 if (eval1(arg
, &var2
, evaluate
&& !result
) == FAIL
) /* recursive! */
4021 if (evaluate
&& result
)
4025 if (evaluate
&& !result
)
4033 * Handle first level expression:
4034 * expr2 || expr2 || expr2 logical OR
4036 * "arg" must point to the first non-white of the expression.
4037 * "arg" is advanced to the next non-white after the recognized expression.
4039 * Return OK or FAIL.
4042 eval2(arg
, rettv
, evaluate
)
4053 * Get the first variable.
4055 if (eval3(arg
, rettv
, evaluate
) == FAIL
)
4059 * Repeat until there is no following "||".
4063 while ((*arg
)[0] == '|' && (*arg
)[1] == '|')
4065 if (evaluate
&& first
)
4067 if (get_tv_number_chk(rettv
, &error
) != 0)
4076 * Get the second variable.
4078 *arg
= skipwhite(*arg
+ 2);
4079 if (eval3(arg
, &var2
, evaluate
&& !result
) == FAIL
)
4083 * Compute the result.
4085 if (evaluate
&& !result
)
4087 if (get_tv_number_chk(&var2
, &error
) != 0)
4095 rettv
->v_type
= VAR_NUMBER
;
4096 rettv
->vval
.v_number
= result
;
4104 * Handle second level expression:
4105 * expr3 && expr3 && expr3 logical AND
4107 * "arg" must point to the first non-white of the expression.
4108 * "arg" is advanced to the next non-white after the recognized expression.
4110 * Return OK or FAIL.
4113 eval3(arg
, rettv
, evaluate
)
4124 * Get the first variable.
4126 if (eval4(arg
, rettv
, evaluate
) == FAIL
)
4130 * Repeat until there is no following "&&".
4134 while ((*arg
)[0] == '&' && (*arg
)[1] == '&')
4136 if (evaluate
&& first
)
4138 if (get_tv_number_chk(rettv
, &error
) == 0)
4147 * Get the second variable.
4149 *arg
= skipwhite(*arg
+ 2);
4150 if (eval4(arg
, &var2
, evaluate
&& result
) == FAIL
)
4154 * Compute the result.
4156 if (evaluate
&& result
)
4158 if (get_tv_number_chk(&var2
, &error
) == 0)
4166 rettv
->v_type
= VAR_NUMBER
;
4167 rettv
->vval
.v_number
= result
;
4175 * Handle third level expression:
4187 * "arg" must point to the first non-white of the expression.
4188 * "arg" is advanced to the next non-white after the recognized expression.
4190 * Return OK or FAIL.
4193 eval4(arg
, rettv
, evaluate
)
4201 exptype_T type
= TYPE_UNKNOWN
;
4202 int type_is
= FALSE
; /* TRUE for "is" and "isnot" */
4206 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
4207 regmatch_T regmatch
;
4212 * Get the first variable.
4214 if (eval5(arg
, rettv
, evaluate
) == FAIL
)
4220 case '=': if (p
[1] == '=')
4222 else if (p
[1] == '~')
4225 case '!': if (p
[1] == '=')
4227 else if (p
[1] == '~')
4228 type
= TYPE_NOMATCH
;
4230 case '>': if (p
[1] != '=')
4232 type
= TYPE_GREATER
;
4238 case '<': if (p
[1] != '=')
4240 type
= TYPE_SMALLER
;
4246 case 'i': if (p
[1] == 's')
4248 if (p
[2] == 'n' && p
[3] == 'o' && p
[4] == 't')
4250 if (!vim_isIDc(p
[len
]))
4252 type
= len
== 2 ? TYPE_EQUAL
: TYPE_NEQUAL
;
4260 * If there is a comparative operator, use it.
4262 if (type
!= TYPE_UNKNOWN
)
4264 /* extra question mark appended: ignore case */
4270 /* extra '#' appended: match case */
4271 else if (p
[len
] == '#')
4276 /* nothing appended: use 'ignorecase' */
4281 * Get the second variable.
4283 *arg
= skipwhite(p
+ len
);
4284 if (eval5(arg
, &var2
, evaluate
) == FAIL
)
4292 if (type_is
&& rettv
->v_type
!= var2
.v_type
)
4294 /* For "is" a different type always means FALSE, for "notis"
4296 n1
= (type
== TYPE_NEQUAL
);
4298 else if (rettv
->v_type
== VAR_LIST
|| var2
.v_type
== VAR_LIST
)
4302 n1
= (rettv
->v_type
== var2
.v_type
4303 && rettv
->vval
.v_list
== var2
.vval
.v_list
);
4304 if (type
== TYPE_NEQUAL
)
4307 else if (rettv
->v_type
!= var2
.v_type
4308 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4310 if (rettv
->v_type
!= var2
.v_type
)
4311 EMSG(_("E691: Can only compare List with List"));
4313 EMSG(_("E692: Invalid operation for Lists"));
4320 /* Compare two Lists for being equal or unequal. */
4321 n1
= list_equal(rettv
->vval
.v_list
, var2
.vval
.v_list
, ic
);
4322 if (type
== TYPE_NEQUAL
)
4327 else if (rettv
->v_type
== VAR_DICT
|| var2
.v_type
== VAR_DICT
)
4331 n1
= (rettv
->v_type
== var2
.v_type
4332 && rettv
->vval
.v_dict
== var2
.vval
.v_dict
);
4333 if (type
== TYPE_NEQUAL
)
4336 else if (rettv
->v_type
!= var2
.v_type
4337 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4339 if (rettv
->v_type
!= var2
.v_type
)
4340 EMSG(_("E735: Can only compare Dictionary with Dictionary"));
4342 EMSG(_("E736: Invalid operation for Dictionary"));
4349 /* Compare two Dictionaries for being equal or unequal. */
4350 n1
= dict_equal(rettv
->vval
.v_dict
, var2
.vval
.v_dict
, ic
);
4351 if (type
== TYPE_NEQUAL
)
4356 else if (rettv
->v_type
== VAR_FUNC
|| var2
.v_type
== VAR_FUNC
)
4358 if (rettv
->v_type
!= var2
.v_type
4359 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4361 if (rettv
->v_type
!= var2
.v_type
)
4362 EMSG(_("E693: Can only compare Funcref with Funcref"));
4364 EMSG(_("E694: Invalid operation for Funcrefs"));
4371 /* Compare two Funcrefs for being equal or unequal. */
4372 if (rettv
->vval
.v_string
== NULL
4373 || var2
.vval
.v_string
== NULL
)
4376 n1
= STRCMP(rettv
->vval
.v_string
,
4377 var2
.vval
.v_string
) == 0;
4378 if (type
== TYPE_NEQUAL
)
4385 * If one of the two variables is a float, compare as a float.
4386 * When using "=~" or "!~", always compare as string.
4388 else if ((rettv
->v_type
== VAR_FLOAT
|| var2
.v_type
== VAR_FLOAT
)
4389 && type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4393 if (rettv
->v_type
== VAR_FLOAT
)
4394 f1
= rettv
->vval
.v_float
;
4396 f1
= get_tv_number(rettv
);
4397 if (var2
.v_type
== VAR_FLOAT
)
4398 f2
= var2
.vval
.v_float
;
4400 f2
= get_tv_number(&var2
);
4404 case TYPE_EQUAL
: n1
= (f1
== f2
); break;
4405 case TYPE_NEQUAL
: n1
= (f1
!= f2
); break;
4406 case TYPE_GREATER
: n1
= (f1
> f2
); break;
4407 case TYPE_GEQUAL
: n1
= (f1
>= f2
); break;
4408 case TYPE_SMALLER
: n1
= (f1
< f2
); break;
4409 case TYPE_SEQUAL
: n1
= (f1
<= f2
); break;
4412 case TYPE_NOMATCH
: break; /* avoid gcc warning */
4418 * If one of the two variables is a number, compare as a number.
4419 * When using "=~" or "!~", always compare as string.
4421 else if ((rettv
->v_type
== VAR_NUMBER
|| var2
.v_type
== VAR_NUMBER
)
4422 && type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4424 n1
= get_tv_number(rettv
);
4425 n2
= get_tv_number(&var2
);
4428 case TYPE_EQUAL
: n1
= (n1
== n2
); break;
4429 case TYPE_NEQUAL
: n1
= (n1
!= n2
); break;
4430 case TYPE_GREATER
: n1
= (n1
> n2
); break;
4431 case TYPE_GEQUAL
: n1
= (n1
>= n2
); break;
4432 case TYPE_SMALLER
: n1
= (n1
< n2
); break;
4433 case TYPE_SEQUAL
: n1
= (n1
<= n2
); break;
4436 case TYPE_NOMATCH
: break; /* avoid gcc warning */
4441 s1
= get_tv_string_buf(rettv
, buf1
);
4442 s2
= get_tv_string_buf(&var2
, buf2
);
4443 if (type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4444 i
= ic
? MB_STRICMP(s1
, s2
) : STRCMP(s1
, s2
);
4450 case TYPE_EQUAL
: n1
= (i
== 0); break;
4451 case TYPE_NEQUAL
: n1
= (i
!= 0); break;
4452 case TYPE_GREATER
: n1
= (i
> 0); break;
4453 case TYPE_GEQUAL
: n1
= (i
>= 0); break;
4454 case TYPE_SMALLER
: n1
= (i
< 0); break;
4455 case TYPE_SEQUAL
: n1
= (i
<= 0); break;
4459 /* avoid 'l' flag in 'cpoptions' */
4461 p_cpo
= (char_u
*)"";
4462 regmatch
.regprog
= vim_regcomp(s2
,
4463 RE_MAGIC
+ RE_STRING
);
4464 regmatch
.rm_ic
= ic
;
4465 if (regmatch
.regprog
!= NULL
)
4467 n1
= vim_regexec_nl(®match
, s1
, (colnr_T
)0);
4468 vim_free(regmatch
.regprog
);
4469 if (type
== TYPE_NOMATCH
)
4475 case TYPE_UNKNOWN
: break; /* avoid gcc warning */
4480 rettv
->v_type
= VAR_NUMBER
;
4481 rettv
->vval
.v_number
= n1
;
4489 * Handle fourth level expression:
4491 * - number subtraction
4492 * . string concatenation
4494 * "arg" must point to the first non-white of the expression.
4495 * "arg" is advanced to the next non-white after the recognized expression.
4497 * Return OK or FAIL.
4500 eval5(arg
, rettv
, evaluate
)
4510 float_T f1
= 0, f2
= 0;
4513 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
4517 * Get the first variable.
4519 if (eval6(arg
, rettv
, evaluate
, FALSE
) == FAIL
)
4523 * Repeat computing, until no '+', '-' or '.' is following.
4528 if (op
!= '+' && op
!= '-' && op
!= '.')
4531 if ((op
!= '+' || rettv
->v_type
!= VAR_LIST
)
4533 && (op
== '.' || rettv
->v_type
!= VAR_FLOAT
)
4537 /* For "list + ...", an illegal use of the first operand as
4538 * a number cannot be determined before evaluating the 2nd
4539 * operand: if this is also a list, all is ok.
4540 * For "something . ...", "something - ..." or "non-list + ...",
4541 * we know that the first operand needs to be a string or number
4542 * without evaluating the 2nd operand. So check before to avoid
4543 * side effects after an error. */
4544 if (evaluate
&& get_tv_string_chk(rettv
) == NULL
)
4552 * Get the second variable.
4554 *arg
= skipwhite(*arg
+ 1);
4555 if (eval6(arg
, &var2
, evaluate
, op
== '.') == FAIL
)
4564 * Compute the result.
4568 s1
= get_tv_string_buf(rettv
, buf1
); /* already checked */
4569 s2
= get_tv_string_buf_chk(&var2
, buf2
);
4570 if (s2
== NULL
) /* type error ? */
4576 p
= concat_str(s1
, s2
);
4578 rettv
->v_type
= VAR_STRING
;
4579 rettv
->vval
.v_string
= p
;
4581 else if (op
== '+' && rettv
->v_type
== VAR_LIST
4582 && var2
.v_type
== VAR_LIST
)
4584 /* concatenate Lists */
4585 if (list_concat(rettv
->vval
.v_list
, var2
.vval
.v_list
,
4600 if (rettv
->v_type
== VAR_FLOAT
)
4602 f1
= rettv
->vval
.v_float
;
4608 n1
= get_tv_number_chk(rettv
, &error
);
4611 /* This can only happen for "list + non-list". For
4612 * "non-list + ..." or "something - ...", we returned
4613 * before evaluating the 2nd operand. */
4618 if (var2
.v_type
== VAR_FLOAT
)
4623 if (var2
.v_type
== VAR_FLOAT
)
4625 f2
= var2
.vval
.v_float
;
4631 n2
= get_tv_number_chk(&var2
, &error
);
4639 if (rettv
->v_type
== VAR_FLOAT
)
4646 /* If there is a float on either side the result is a float. */
4647 if (rettv
->v_type
== VAR_FLOAT
|| var2
.v_type
== VAR_FLOAT
)
4653 rettv
->v_type
= VAR_FLOAT
;
4654 rettv
->vval
.v_float
= f1
;
4663 rettv
->v_type
= VAR_NUMBER
;
4664 rettv
->vval
.v_number
= n1
;
4674 * Handle fifth level expression:
4675 * * number multiplication
4679 * "arg" must point to the first non-white of the expression.
4680 * "arg" is advanced to the next non-white after the recognized expression.
4682 * Return OK or FAIL.
4685 eval6(arg
, rettv
, evaluate
, want_string
)
4689 int want_string
; /* after "." operator */
4695 int use_float
= FALSE
;
4701 * Get the first variable.
4703 if (eval7(arg
, rettv
, evaluate
, want_string
) == FAIL
)
4707 * Repeat computing, until no '*', '/' or '%' is following.
4712 if (op
!= '*' && op
!= '/' && op
!= '%')
4718 if (rettv
->v_type
== VAR_FLOAT
)
4720 f1
= rettv
->vval
.v_float
;
4726 n1
= get_tv_number_chk(rettv
, &error
);
4735 * Get the second variable.
4737 *arg
= skipwhite(*arg
+ 1);
4738 if (eval7(arg
, &var2
, evaluate
, FALSE
) == FAIL
)
4744 if (var2
.v_type
== VAR_FLOAT
)
4751 f2
= var2
.vval
.v_float
;
4757 n2
= get_tv_number_chk(&var2
, &error
);
4768 * Compute the result.
4769 * When either side is a float the result is a float.
4778 /* We rely on the floating point library to handle divide
4779 * by zero to result in "inf" and not a crash. */
4784 EMSG(_("E804: Cannot use '%' with Float"));
4787 rettv
->v_type
= VAR_FLOAT
;
4788 rettv
->vval
.v_float
= f1
;
4797 if (n2
== 0) /* give an error message? */
4800 n1
= -0x7fffffffL
- 1L; /* similar to NaN */
4811 if (n2
== 0) /* give an error message? */
4816 rettv
->v_type
= VAR_NUMBER
;
4817 rettv
->vval
.v_number
= n1
;
4826 * Handle sixth level expression:
4827 * number number constant
4828 * "string" string constant
4829 * 'string' literal string constant
4830 * &option-name option value
4831 * @r register contents
4832 * identifier variable value
4833 * function() function call
4834 * $VAR environment variable
4835 * (expression) nested expression
4837 * {key: val, key: val} Dictionary
4840 * ! in front logical NOT
4841 * - in front unary minus
4842 * + in front unary plus (ignored)
4843 * trailing [] subscript in String or List
4844 * trailing .name entry in Dictionary
4846 * "arg" must point to the first non-white of the expression.
4847 * "arg" is advanced to the next non-white after the recognized expression.
4849 * Return OK or FAIL.
4852 eval7(arg
, rettv
, evaluate
, want_string
)
4856 int want_string
; /* after "." operator */
4861 char_u
*start_leader
, *end_leader
;
4866 * Initialise variable so that clear_tv() can't mistake this for a
4867 * string and free a string that isn't there.
4869 rettv
->v_type
= VAR_UNKNOWN
;
4872 * Skip '!' and '-' characters. They are handled later.
4874 start_leader
= *arg
;
4875 while (**arg
== '!' || **arg
== '-' || **arg
== '+')
4876 *arg
= skipwhite(*arg
+ 1);
4896 char_u
*p
= skipdigits(*arg
+ 1);
4897 int get_float
= FALSE
;
4899 /* We accept a float when the format matches
4900 * "[0-9]\+\.[0-9]\+\([eE][+-]\?[0-9]\+\)\?". This is very
4901 * strict to avoid backwards compatibility problems.
4902 * Don't look for a float after the "." operator, so that
4903 * ":let vers = 1.2.3" doesn't fail. */
4904 if (!want_string
&& p
[0] == '.' && vim_isdigit(p
[1]))
4907 p
= skipdigits(p
+ 2);
4908 if (*p
== 'e' || *p
== 'E')
4911 if (*p
== '-' || *p
== '+')
4913 if (!vim_isdigit(*p
))
4916 p
= skipdigits(p
+ 1);
4918 if (ASCII_ISALPHA(*p
) || *p
== '.')
4925 *arg
+= string2float(*arg
, &f
);
4928 rettv
->v_type
= VAR_FLOAT
;
4929 rettv
->vval
.v_float
= f
;
4935 vim_str2nr(*arg
, NULL
, &len
, TRUE
, TRUE
, &n
, NULL
);
4939 rettv
->v_type
= VAR_NUMBER
;
4940 rettv
->vval
.v_number
= n
;
4947 * String constant: "string".
4949 case '"': ret
= get_string_tv(arg
, rettv
, evaluate
);
4953 * Literal string constant: 'str''ing'.
4955 case '\'': ret
= get_lit_string_tv(arg
, rettv
, evaluate
);
4959 * List: [expr, expr]
4961 case '[': ret
= get_list_tv(arg
, rettv
, evaluate
);
4965 * Dictionary: {key: val, key: val}
4967 case '{': ret
= get_dict_tv(arg
, rettv
, evaluate
);
4971 * Option value: &name
4973 case '&': ret
= get_option_tv(arg
, rettv
, evaluate
);
4977 * Environment variable: $VAR.
4979 case '$': ret
= get_env_tv(arg
, rettv
, evaluate
);
4983 * Register contents: @r.
4988 rettv
->v_type
= VAR_STRING
;
4989 rettv
->vval
.v_string
= get_reg_contents(**arg
, TRUE
, TRUE
);
4996 * nested expression: (expression).
4998 case '(': *arg
= skipwhite(*arg
+ 1);
4999 ret
= eval1(arg
, rettv
, evaluate
); /* recursive! */
5004 EMSG(_("E110: Missing ')'"));
5010 default: ret
= NOTDONE
;
5017 * Must be a variable or function name.
5018 * Can also be a curly-braces kind of name: {expr}.
5021 len
= get_name_len(arg
, &alias
, evaluate
, TRUE
);
5029 if (**arg
== '(') /* recursive! */
5031 /* If "s" is the name of a variable of type VAR_FUNC
5032 * use its contents. */
5033 s
= deref_func_name(s
, &len
);
5035 /* Invoke the function. */
5036 ret
= get_func_tv(s
, len
, rettv
, arg
,
5037 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
5038 &len
, evaluate
, NULL
);
5039 /* Stop the expression evaluation when immediately
5040 * aborting on error, or when an interrupt occurred or
5041 * an exception was thrown but not caught. */
5050 ret
= get_var_tv(s
, len
, rettv
, TRUE
);
5059 *arg
= skipwhite(*arg
);
5061 /* Handle following '[', '(' and '.' for expr[expr], expr.name,
5064 ret
= handle_subscript(arg
, rettv
, evaluate
, TRUE
);
5067 * Apply logical NOT and unary '-', from right to left, ignore '+'.
5069 if (ret
== OK
&& evaluate
&& end_leader
> start_leader
)
5076 if (rettv
->v_type
== VAR_FLOAT
)
5077 f
= rettv
->vval
.v_float
;
5080 val
= get_tv_number_chk(rettv
, &error
);
5088 while (end_leader
> start_leader
)
5091 if (*end_leader
== '!')
5094 if (rettv
->v_type
== VAR_FLOAT
)
5100 else if (*end_leader
== '-')
5103 if (rettv
->v_type
== VAR_FLOAT
)
5111 if (rettv
->v_type
== VAR_FLOAT
)
5114 rettv
->vval
.v_float
= f
;
5120 rettv
->v_type
= VAR_NUMBER
;
5121 rettv
->vval
.v_number
= val
;
5130 * Evaluate an "[expr]" or "[expr:expr]" index. Also "dict.key".
5131 * "*arg" points to the '[' or '.'.
5132 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
5135 eval_index(arg
, rettv
, evaluate
, verbose
)
5139 int verbose
; /* give error messages */
5141 int empty1
= FALSE
, empty2
= FALSE
;
5142 typval_T var1
, var2
;
5149 if (rettv
->v_type
== VAR_FUNC
5151 || rettv
->v_type
== VAR_FLOAT
5156 EMSG(_("E695: Cannot index a Funcref"));
5166 for (len
= 0; ASCII_ISALNUM(key
[len
]) || key
[len
] == '_'; ++len
)
5170 *arg
= skipwhite(key
+ len
);
5177 * Get the (first) variable from inside the [].
5179 *arg
= skipwhite(*arg
+ 1);
5182 else if (eval1(arg
, &var1
, evaluate
) == FAIL
) /* recursive! */
5184 else if (evaluate
&& get_tv_string_chk(&var1
) == NULL
)
5186 /* not a number or string */
5192 * Get the second variable from inside the [:].
5197 *arg
= skipwhite(*arg
+ 1);
5200 else if (eval1(arg
, &var2
, evaluate
) == FAIL
) /* recursive! */
5206 else if (evaluate
&& get_tv_string_chk(&var2
) == NULL
)
5208 /* not a number or string */
5216 /* Check for the ']'. */
5220 EMSG(_(e_missbrac
));
5226 *arg
= skipwhite(*arg
+ 1); /* skip the ']' */
5232 if (!empty1
&& rettv
->v_type
!= VAR_DICT
)
5234 n1
= get_tv_number(&var1
);
5243 n2
= get_tv_number(&var2
);
5248 switch (rettv
->v_type
)
5252 s
= get_tv_string(rettv
);
5253 len
= (long)STRLEN(s
);
5256 /* The resulting variable is a substring. If the indexes
5257 * are out of range the result is empty. */
5268 if (n1
>= len
|| n2
< 0 || n1
> n2
)
5271 s
= vim_strnsave(s
+ n1
, (int)(n2
- n1
+ 1));
5275 /* The resulting variable is a string of a single
5276 * character. If the index is too big or negative the
5277 * result is empty. */
5278 if (n1
>= len
|| n1
< 0)
5281 s
= vim_strnsave(s
+ n1
, 1);
5284 rettv
->v_type
= VAR_STRING
;
5285 rettv
->vval
.v_string
= s
;
5289 len
= list_len(rettv
->vval
.v_list
);
5292 if (!empty1
&& (n1
< 0 || n1
>= len
))
5294 /* For a range we allow invalid values and return an empty
5295 * list. A list index out of range is an error. */
5299 EMSGN(_(e_listidx
), n1
);
5313 if (!empty2
&& (n2
< 0 || n2
+ 1 < n1
))
5318 for (item
= list_find(rettv
->vval
.v_list
, n1
);
5321 if (list_append_tv(l
, &item
->li_tv
) == FAIL
)
5326 item
= item
->li_next
;
5329 rettv
->v_type
= VAR_LIST
;
5330 rettv
->vval
.v_list
= l
;
5335 copy_tv(&list_find(rettv
->vval
.v_list
, n1
)->li_tv
, &var1
);
5345 EMSG(_(e_dictrange
));
5355 key
= get_tv_string(&var1
);
5359 EMSG(_(e_emptykey
));
5365 item
= dict_find(rettv
->vval
.v_dict
, key
, (int)len
);
5367 if (item
== NULL
&& verbose
)
5368 EMSG2(_(e_dictkey
), key
);
5374 copy_tv(&item
->di_tv
, &var1
);
5386 * Get an option value.
5387 * "arg" points to the '&' or '+' before the option name.
5388 * "arg" is advanced to character after the option name.
5389 * Return OK or FAIL.
5392 get_option_tv(arg
, rettv
, evaluate
)
5394 typval_T
*rettv
; /* when NULL, only check if option exists */
5402 int working
= (**arg
== '+'); /* has("+option") */
5407 * Isolate the option name and find its value.
5409 option_end
= find_option_end(arg
, &opt_flags
);
5410 if (option_end
== NULL
)
5413 EMSG2(_("E112: Option name missing: %s"), *arg
);
5425 opt_type
= get_option_value(*arg
, &numval
,
5426 rettv
== NULL
? NULL
: &stringval
, opt_flags
);
5428 if (opt_type
== -3) /* invalid name */
5431 EMSG2(_("E113: Unknown option: %s"), *arg
);
5434 else if (rettv
!= NULL
)
5436 if (opt_type
== -2) /* hidden string option */
5438 rettv
->v_type
= VAR_STRING
;
5439 rettv
->vval
.v_string
= NULL
;
5441 else if (opt_type
== -1) /* hidden number option */
5443 rettv
->v_type
= VAR_NUMBER
;
5444 rettv
->vval
.v_number
= 0;
5446 else if (opt_type
== 1) /* number option */
5448 rettv
->v_type
= VAR_NUMBER
;
5449 rettv
->vval
.v_number
= numval
;
5451 else /* string option */
5453 rettv
->v_type
= VAR_STRING
;
5454 rettv
->vval
.v_string
= stringval
;
5457 else if (working
&& (opt_type
== -2 || opt_type
== -1))
5460 *option_end
= c
; /* put back for error messages */
5467 * Allocate a variable for a string constant.
5468 * Return OK or FAIL.
5471 get_string_tv(arg
, rettv
, evaluate
)
5481 * Find the end of the string, skipping backslashed characters.
5483 for (p
= *arg
+ 1; *p
!= NUL
&& *p
!= '"'; mb_ptr_adv(p
))
5485 if (*p
== '\\' && p
[1] != NUL
)
5488 /* A "\<x>" form occupies at least 4 characters, and produces up
5489 * to 6 characters: reserve space for 2 extra */
5497 EMSG2(_("E114: Missing quote: %s"), *arg
);
5501 /* If only parsing, set *arg and return here */
5509 * Copy the string into allocated memory, handling backslashed
5512 name
= alloc((unsigned)(p
- *arg
+ extra
));
5515 rettv
->v_type
= VAR_STRING
;
5516 rettv
->vval
.v_string
= name
;
5518 for (p
= *arg
+ 1; *p
!= NUL
&& *p
!= '"'; )
5524 case 'b': *name
++ = BS
; ++p
; break;
5525 case 'e': *name
++ = ESC
; ++p
; break;
5526 case 'f': *name
++ = FF
; ++p
; break;
5527 case 'n': *name
++ = NL
; ++p
; break;
5528 case 'r': *name
++ = CAR
; ++p
; break;
5529 case 't': *name
++ = TAB
; ++p
; break;
5531 case 'X': /* hex: "\x1", "\x12" */
5533 case 'u': /* Unicode: "\u0023" */
5535 if (vim_isxdigit(p
[1]))
5538 int c
= toupper(*p
);
5545 while (--n
>= 0 && vim_isxdigit(p
[1]))
5548 nr
= (nr
<< 4) + hex2nr(*p
);
5552 /* For "\u" store the number according to
5555 name
+= (*mb_char2bytes
)(nr
, name
);
5562 /* octal: "\1", "\12", "\123" */
5570 case '7': *name
= *p
++ - '0';
5571 if (*p
>= '0' && *p
<= '7')
5573 *name
= (*name
<< 3) + *p
++ - '0';
5574 if (*p
>= '0' && *p
<= '7')
5575 *name
= (*name
<< 3) + *p
++ - '0';
5580 /* Special key, e.g.: "\<C-W>" */
5581 case '<': extra
= trans_special(&p
, name
, TRUE
);
5589 default: MB_COPY_CHAR(p
, name
);
5594 MB_COPY_CHAR(p
, name
);
5604 * Allocate a variable for a 'str''ing' constant.
5605 * Return OK or FAIL.
5608 get_lit_string_tv(arg
, rettv
, evaluate
)
5618 * Find the end of the string, skipping ''.
5620 for (p
= *arg
+ 1; *p
!= NUL
; mb_ptr_adv(p
))
5633 EMSG2(_("E115: Missing quote: %s"), *arg
);
5637 /* If only parsing return after setting "*arg" */
5645 * Copy the string into allocated memory, handling '' to ' reduction.
5647 str
= alloc((unsigned)((p
- *arg
) - reduce
));
5650 rettv
->v_type
= VAR_STRING
;
5651 rettv
->vval
.v_string
= str
;
5653 for (p
= *arg
+ 1; *p
!= NUL
; )
5661 MB_COPY_CHAR(p
, str
);
5670 * Allocate a variable for a List and fill it from "*arg".
5671 * Return OK or FAIL.
5674 get_list_tv(arg
, rettv
, evaluate
)
5690 *arg
= skipwhite(*arg
+ 1);
5691 while (**arg
!= ']' && **arg
!= NUL
)
5693 if (eval1(arg
, &tv
, evaluate
) == FAIL
) /* recursive! */
5697 item
= listitem_alloc();
5701 item
->li_tv
.v_lock
= 0;
5702 list_append(l
, item
);
5712 EMSG2(_("E696: Missing comma in List: %s"), *arg
);
5715 *arg
= skipwhite(*arg
+ 1);
5720 EMSG2(_("E697: Missing end of List ']': %s"), *arg
);
5727 *arg
= skipwhite(*arg
+ 1);
5730 rettv
->v_type
= VAR_LIST
;
5731 rettv
->vval
.v_list
= l
;
5739 * Allocate an empty header for a list.
5740 * Caller should take care of the reference count.
5747 l
= (list_T
*)alloc_clear(sizeof(list_T
));
5750 /* Prepend the list to the list of lists for garbage collection. */
5751 if (first_list
!= NULL
)
5752 first_list
->lv_used_prev
= l
;
5753 l
->lv_used_prev
= NULL
;
5754 l
->lv_used_next
= first_list
;
5761 * Allocate an empty list for a return value.
5762 * Returns OK or FAIL.
5765 rettv_list_alloc(rettv
)
5768 list_T
*l
= list_alloc();
5773 rettv
->vval
.v_list
= l
;
5774 rettv
->v_type
= VAR_LIST
;
5780 * Unreference a list: decrement the reference count and free it when it
5787 if (l
!= NULL
&& --l
->lv_refcount
<= 0)
5792 * Free a list, including all items it points to.
5793 * Ignores the reference count.
5796 list_free(l
, recurse
)
5798 int recurse
; /* Free Lists and Dictionaries recursively. */
5802 /* Remove the list from the list of lists for garbage collection. */
5803 if (l
->lv_used_prev
== NULL
)
5804 first_list
= l
->lv_used_next
;
5806 l
->lv_used_prev
->lv_used_next
= l
->lv_used_next
;
5807 if (l
->lv_used_next
!= NULL
)
5808 l
->lv_used_next
->lv_used_prev
= l
->lv_used_prev
;
5810 for (item
= l
->lv_first
; item
!= NULL
; item
= l
->lv_first
)
5812 /* Remove the item before deleting it. */
5813 l
->lv_first
= item
->li_next
;
5814 if (recurse
|| (item
->li_tv
.v_type
!= VAR_LIST
5815 && item
->li_tv
.v_type
!= VAR_DICT
))
5816 clear_tv(&item
->li_tv
);
5823 * Allocate a list item.
5828 return (listitem_T
*)alloc(sizeof(listitem_T
));
5832 * Free a list item. Also clears the value. Does not notify watchers.
5838 clear_tv(&item
->li_tv
);
5843 * Remove a list item from a List and free it. Also clears the value.
5846 listitem_remove(l
, item
)
5850 list_remove(l
, item
, item
);
5851 listitem_free(item
);
5855 * Get the number of items in a list.
5867 * Return TRUE when two lists have exactly the same values.
5870 list_equal(l1
, l2
, ic
)
5873 int ic
; /* ignore case for strings */
5875 listitem_T
*item1
, *item2
;
5877 if (l1
== NULL
|| l2
== NULL
)
5881 if (list_len(l1
) != list_len(l2
))
5884 for (item1
= l1
->lv_first
, item2
= l2
->lv_first
;
5885 item1
!= NULL
&& item2
!= NULL
;
5886 item1
= item1
->li_next
, item2
= item2
->li_next
)
5887 if (!tv_equal(&item1
->li_tv
, &item2
->li_tv
, ic
))
5889 return item1
== NULL
&& item2
== NULL
;
5892 #if defined(FEAT_PYTHON) || defined(FEAT_MZSCHEME) || defined(PROTO)
5894 * Return the dictitem that an entry in a hashtable points to.
5905 * Return TRUE when two dictionaries have exactly the same key/values.
5908 dict_equal(d1
, d2
, ic
)
5911 int ic
; /* ignore case for strings */
5917 if (d1
== NULL
|| d2
== NULL
)
5921 if (dict_len(d1
) != dict_len(d2
))
5924 todo
= (int)d1
->dv_hashtab
.ht_used
;
5925 for (hi
= d1
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
5927 if (!HASHITEM_EMPTY(hi
))
5929 item2
= dict_find(d2
, hi
->hi_key
, -1);
5932 if (!tv_equal(&HI2DI(hi
)->di_tv
, &item2
->di_tv
, ic
))
5941 * Return TRUE if "tv1" and "tv2" have the same value.
5942 * Compares the items just like "==" would compare them, but strings and
5943 * numbers are different. Floats and numbers are also different.
5946 tv_equal(tv1
, tv2
, ic
)
5949 int ic
; /* ignore case */
5951 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
5953 static int recursive
= 0; /* cach recursive loops */
5956 if (tv1
->v_type
!= tv2
->v_type
)
5958 /* Catch lists and dicts that have an endless loop by limiting
5959 * recursiveness to 1000. We guess they are equal then. */
5960 if (recursive
>= 1000)
5963 switch (tv1
->v_type
)
5967 r
= list_equal(tv1
->vval
.v_list
, tv2
->vval
.v_list
, ic
);
5973 r
= dict_equal(tv1
->vval
.v_dict
, tv2
->vval
.v_dict
, ic
);
5978 return (tv1
->vval
.v_string
!= NULL
5979 && tv2
->vval
.v_string
!= NULL
5980 && STRCMP(tv1
->vval
.v_string
, tv2
->vval
.v_string
) == 0);
5983 return tv1
->vval
.v_number
== tv2
->vval
.v_number
;
5987 return tv1
->vval
.v_float
== tv2
->vval
.v_float
;
5991 s1
= get_tv_string_buf(tv1
, buf1
);
5992 s2
= get_tv_string_buf(tv2
, buf2
);
5993 return ((ic
? MB_STRICMP(s1
, s2
) : STRCMP(s1
, s2
)) == 0);
5996 EMSG2(_(e_intern2
), "tv_equal()");
6001 * Locate item with index "n" in list "l" and return it.
6002 * A negative index is counted from the end; -1 is the last item.
6003 * Returns NULL when "n" is out of range.
6016 /* Negative index is relative to the end. */
6020 /* Check for index out of range. */
6021 if (n
< 0 || n
>= l
->lv_len
)
6024 /* When there is a cached index may start search from there. */
6025 if (l
->lv_idx_item
!= NULL
)
6027 if (n
< l
->lv_idx
/ 2)
6029 /* closest to the start of the list */
6033 else if (n
> (l
->lv_idx
+ l
->lv_len
) / 2)
6035 /* closest to the end of the list */
6037 idx
= l
->lv_len
- 1;
6041 /* closest to the cached index */
6042 item
= l
->lv_idx_item
;
6048 if (n
< l
->lv_len
/ 2)
6050 /* closest to the start of the list */
6056 /* closest to the end of the list */
6058 idx
= l
->lv_len
- 1;
6064 /* search forward */
6065 item
= item
->li_next
;
6070 /* search backward */
6071 item
= item
->li_prev
;
6075 /* cache the used index */
6077 l
->lv_idx_item
= item
;
6083 * Get list item "l[idx]" as a number.
6086 list_find_nr(l
, idx
, errorp
)
6089 int *errorp
; /* set to TRUE when something wrong */
6093 li
= list_find(l
, idx
);
6100 return get_tv_number_chk(&li
->li_tv
, errorp
);
6104 * Get list item "l[idx - 1]" as a string. Returns NULL for failure.
6107 list_find_str(l
, idx
)
6113 li
= list_find(l
, idx
- 1);
6116 EMSGN(_(e_listidx
), idx
);
6119 return get_tv_string(&li
->li_tv
);
6123 * Locate "item" list "l" and return its index.
6124 * Returns -1 when "item" is not in the list.
6127 list_idx_of_item(l
, item
)
6137 for (li
= l
->lv_first
; li
!= NULL
&& li
!= item
; li
= li
->li_next
)
6145 * Append item "item" to the end of list "l".
6148 list_append(l
, item
)
6152 if (l
->lv_last
== NULL
)
6157 item
->li_prev
= NULL
;
6161 l
->lv_last
->li_next
= item
;
6162 item
->li_prev
= l
->lv_last
;
6166 item
->li_next
= NULL
;
6170 * Append typval_T "tv" to the end of list "l".
6171 * Return FAIL when out of memory.
6174 list_append_tv(l
, tv
)
6178 listitem_T
*li
= listitem_alloc();
6182 copy_tv(tv
, &li
->li_tv
);
6188 * Add a dictionary to a list. Used by getqflist().
6189 * Return FAIL when out of memory.
6192 list_append_dict(list
, dict
)
6196 listitem_T
*li
= listitem_alloc();
6200 li
->li_tv
.v_type
= VAR_DICT
;
6201 li
->li_tv
.v_lock
= 0;
6202 li
->li_tv
.vval
.v_dict
= dict
;
6203 list_append(list
, li
);
6204 ++dict
->dv_refcount
;
6209 * Make a copy of "str" and append it as an item to list "l".
6210 * When "len" >= 0 use "str[len]".
6211 * Returns FAIL when out of memory.
6214 list_append_string(l
, str
, len
)
6219 listitem_T
*li
= listitem_alloc();
6224 li
->li_tv
.v_type
= VAR_STRING
;
6225 li
->li_tv
.v_lock
= 0;
6227 li
->li_tv
.vval
.v_string
= NULL
;
6228 else if ((li
->li_tv
.vval
.v_string
= (len
>= 0 ? vim_strnsave(str
, len
)
6229 : vim_strsave(str
))) == NULL
)
6235 * Append "n" to list "l".
6236 * Returns FAIL when out of memory.
6239 list_append_number(l
, n
)
6245 li
= listitem_alloc();
6248 li
->li_tv
.v_type
= VAR_NUMBER
;
6249 li
->li_tv
.v_lock
= 0;
6250 li
->li_tv
.vval
.v_number
= n
;
6256 * Insert typval_T "tv" in list "l" before "item".
6257 * If "item" is NULL append at the end.
6258 * Return FAIL when out of memory.
6261 list_insert_tv(l
, tv
, item
)
6266 listitem_T
*ni
= listitem_alloc();
6270 copy_tv(tv
, &ni
->li_tv
);
6272 /* Append new item at end of list. */
6276 /* Insert new item before existing item. */
6277 ni
->li_prev
= item
->li_prev
;
6279 if (item
->li_prev
== NULL
)
6286 item
->li_prev
->li_next
= ni
;
6287 l
->lv_idx_item
= NULL
;
6296 * Extend "l1" with "l2".
6297 * If "bef" is NULL append at the end, otherwise insert before this item.
6298 * Returns FAIL when out of memory.
6301 list_extend(l1
, l2
, bef
)
6307 int todo
= l2
->lv_len
;
6309 /* We also quit the loop when we have inserted the original item count of
6310 * the list, avoid a hang when we extend a list with itself. */
6311 for (item
= l2
->lv_first
; item
!= NULL
&& --todo
>= 0; item
= item
->li_next
)
6312 if (list_insert_tv(l1
, &item
->li_tv
, bef
) == FAIL
)
6318 * Concatenate lists "l1" and "l2" into a new list, stored in "tv".
6319 * Return FAIL when out of memory.
6322 list_concat(l1
, l2
, tv
)
6329 if (l1
== NULL
|| l2
== NULL
)
6332 /* make a copy of the first list. */
6333 l
= list_copy(l1
, FALSE
, 0);
6336 tv
->v_type
= VAR_LIST
;
6337 tv
->vval
.v_list
= l
;
6339 /* append all items from the second list */
6340 return list_extend(l
, l2
, NULL
);
6344 * Make a copy of list "orig". Shallow if "deep" is FALSE.
6345 * The refcount of the new list is set to 1.
6346 * See item_copy() for "copyID".
6347 * Returns NULL when out of memory.
6350 list_copy(orig
, deep
, copyID
)
6362 copy
= list_alloc();
6367 /* Do this before adding the items, because one of the items may
6368 * refer back to this list. */
6369 orig
->lv_copyID
= copyID
;
6370 orig
->lv_copylist
= copy
;
6372 for (item
= orig
->lv_first
; item
!= NULL
&& !got_int
;
6373 item
= item
->li_next
)
6375 ni
= listitem_alloc();
6380 if (item_copy(&item
->li_tv
, &ni
->li_tv
, deep
, copyID
) == FAIL
)
6387 copy_tv(&item
->li_tv
, &ni
->li_tv
);
6388 list_append(copy
, ni
);
6390 ++copy
->lv_refcount
;
6402 * Remove items "item" to "item2" from list "l".
6403 * Does not free the listitem or the value!
6406 list_remove(l
, item
, item2
)
6413 /* notify watchers */
6414 for (ip
= item
; ip
!= NULL
; ip
= ip
->li_next
)
6417 list_fix_watch(l
, ip
);
6422 if (item2
->li_next
== NULL
)
6423 l
->lv_last
= item
->li_prev
;
6425 item2
->li_next
->li_prev
= item
->li_prev
;
6426 if (item
->li_prev
== NULL
)
6427 l
->lv_first
= item2
->li_next
;
6429 item
->li_prev
->li_next
= item2
->li_next
;
6430 l
->lv_idx_item
= NULL
;
6434 * Return an allocated string with the string representation of a list.
6438 list2string(tv
, copyID
)
6444 if (tv
->vval
.v_list
== NULL
)
6446 ga_init2(&ga
, (int)sizeof(char), 80);
6447 ga_append(&ga
, '[');
6448 if (list_join(&ga
, tv
->vval
.v_list
, (char_u
*)", ", FALSE
, copyID
) == FAIL
)
6450 vim_free(ga
.ga_data
);
6453 ga_append(&ga
, ']');
6454 ga_append(&ga
, NUL
);
6455 return (char_u
*)ga
.ga_data
;
6459 * Join list "l" into a string in "*gap", using separator "sep".
6460 * When "echo" is TRUE use String as echoed, otherwise as inside a List.
6461 * Return FAIL or OK.
6464 list_join(gap
, l
, sep
, echo
, copyID
)
6473 char_u numbuf
[NUMBUFLEN
];
6477 for (item
= l
->lv_first
; item
!= NULL
&& !got_int
; item
= item
->li_next
)
6482 ga_concat(gap
, sep
);
6485 s
= echo_string(&item
->li_tv
, &tofree
, numbuf
, copyID
);
6487 s
= tv2string(&item
->li_tv
, &tofree
, numbuf
, copyID
);
6498 * Garbage collection for lists and dictionaries.
6500 * We use reference counts to be able to free most items right away when they
6501 * are no longer used. But for composite items it's possible that it becomes
6502 * unused while the reference count is > 0: When there is a recursive
6503 * reference. Example:
6504 * :let l = [1, 2, 3]
6508 * Since this is quite unusual we handle this with garbage collection: every
6509 * once in a while find out which lists and dicts are not referenced from any
6512 * Here is a good reference text about garbage collection (refers to Python
6513 * but it applies to all reference-counting mechanisms):
6514 * http://python.ca/nas/python/gc/
6518 * Do garbage collection for lists and dicts.
6519 * Return TRUE if some memory was freed.
6528 funccall_T
*fc
, **pfc
;
6530 int did_free_funccal
= FALSE
;
6535 /* Only do this once. */
6536 want_garbage_collect
= FALSE
;
6537 may_garbage_collect
= FALSE
;
6538 garbage_collect_at_exit
= FALSE
;
6540 /* We advance by two because we add one for items referenced through
6541 * previous_funccal. */
6542 current_copyID
+= COPYID_INC
;
6543 copyID
= current_copyID
;
6546 * 1. Go through all accessible variables and mark all lists and dicts
6550 /* Don't free variables in the previous_funccal list unless they are only
6551 * referenced through previous_funccal. This must be first, because if
6552 * the item is referenced elsewhere the funccal must not be freed. */
6553 for (fc
= previous_funccal
; fc
!= NULL
; fc
= fc
->caller
)
6555 set_ref_in_ht(&fc
->l_vars
.dv_hashtab
, copyID
+ 1);
6556 set_ref_in_ht(&fc
->l_avars
.dv_hashtab
, copyID
+ 1);
6559 /* script-local variables */
6560 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
6561 set_ref_in_ht(&SCRIPT_VARS(i
), copyID
);
6563 /* buffer-local variables */
6564 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
6565 set_ref_in_ht(&buf
->b_vars
.dv_hashtab
, copyID
);
6567 /* window-local variables */
6568 FOR_ALL_TAB_WINDOWS(tp
, wp
)
6569 set_ref_in_ht(&wp
->w_vars
.dv_hashtab
, copyID
);
6572 /* tabpage-local variables */
6573 for (tp
= first_tabpage
; tp
!= NULL
; tp
= tp
->tp_next
)
6574 set_ref_in_ht(&tp
->tp_vars
.dv_hashtab
, copyID
);
6577 /* global variables */
6578 set_ref_in_ht(&globvarht
, copyID
);
6580 /* function-local variables */
6581 for (fc
= current_funccal
; fc
!= NULL
; fc
= fc
->caller
)
6583 set_ref_in_ht(&fc
->l_vars
.dv_hashtab
, copyID
);
6584 set_ref_in_ht(&fc
->l_avars
.dv_hashtab
, copyID
);
6588 set_ref_in_ht(&vimvarht
, copyID
);
6591 * 2. Free lists and dictionaries that are not referenced.
6593 did_free
= free_unref_items(copyID
);
6596 * 3. Check if any funccal can be freed now.
6598 for (pfc
= &previous_funccal
; *pfc
!= NULL
; )
6600 if (can_free_funccal(*pfc
, copyID
))
6604 free_funccal(fc
, TRUE
);
6606 did_free_funccal
= TRUE
;
6609 pfc
= &(*pfc
)->caller
;
6611 if (did_free_funccal
)
6612 /* When a funccal was freed some more items might be garbage
6613 * collected, so run again. */
6614 (void)garbage_collect();
6620 * Free lists and dictionaries that are no longer referenced.
6623 free_unref_items(copyID
)
6628 int did_free
= FALSE
;
6631 * Go through the list of dicts and free items without the copyID.
6633 for (dd
= first_dict
; dd
!= NULL
; )
6634 if ((dd
->dv_copyID
& COPYID_MASK
) != (copyID
& COPYID_MASK
))
6636 /* Free the Dictionary and ordinary items it contains, but don't
6637 * recurse into Lists and Dictionaries, they will be in the list
6638 * of dicts or list of lists. */
6639 dict_free(dd
, FALSE
);
6642 /* restart, next dict may also have been freed */
6646 dd
= dd
->dv_used_next
;
6649 * Go through the list of lists and free items without the copyID.
6650 * But don't free a list that has a watcher (used in a for loop), these
6651 * are not referenced anywhere.
6653 for (ll
= first_list
; ll
!= NULL
; )
6654 if ((ll
->lv_copyID
& COPYID_MASK
) != (copyID
& COPYID_MASK
)
6655 && ll
->lv_watch
== NULL
)
6657 /* Free the List and ordinary items it contains, but don't recurse
6658 * into Lists and Dictionaries, they will be in the list of dicts
6659 * or list of lists. */
6660 list_free(ll
, FALSE
);
6663 /* restart, next list may also have been freed */
6667 ll
= ll
->lv_used_next
;
6673 * Mark all lists and dicts referenced through hashtab "ht" with "copyID".
6676 set_ref_in_ht(ht
, copyID
)
6683 todo
= (int)ht
->ht_used
;
6684 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
6685 if (!HASHITEM_EMPTY(hi
))
6688 set_ref_in_item(&HI2DI(hi
)->di_tv
, copyID
);
6693 * Mark all lists and dicts referenced through list "l" with "copyID".
6696 set_ref_in_list(l
, copyID
)
6702 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
6703 set_ref_in_item(&li
->li_tv
, copyID
);
6707 * Mark all lists and dicts referenced through typval "tv" with "copyID".
6710 set_ref_in_item(tv
, copyID
)
6720 dd
= tv
->vval
.v_dict
;
6721 if (dd
!= NULL
&& dd
->dv_copyID
!= copyID
)
6723 /* Didn't see this dict yet. */
6724 dd
->dv_copyID
= copyID
;
6725 set_ref_in_ht(&dd
->dv_hashtab
, copyID
);
6730 ll
= tv
->vval
.v_list
;
6731 if (ll
!= NULL
&& ll
->lv_copyID
!= copyID
)
6733 /* Didn't see this list yet. */
6734 ll
->lv_copyID
= copyID
;
6735 set_ref_in_list(ll
, copyID
);
6743 * Allocate an empty header for a dictionary.
6750 d
= (dict_T
*)alloc(sizeof(dict_T
));
6753 /* Add the list to the list of dicts for garbage collection. */
6754 if (first_dict
!= NULL
)
6755 first_dict
->dv_used_prev
= d
;
6756 d
->dv_used_next
= first_dict
;
6757 d
->dv_used_prev
= NULL
;
6760 hash_init(&d
->dv_hashtab
);
6769 * Unreference a Dictionary: decrement the reference count and free it when it
6776 if (d
!= NULL
&& --d
->dv_refcount
<= 0)
6781 * Free a Dictionary, including all items it contains.
6782 * Ignores the reference count.
6785 dict_free(d
, recurse
)
6787 int recurse
; /* Free Lists and Dictionaries recursively. */
6793 /* Remove the dict from the list of dicts for garbage collection. */
6794 if (d
->dv_used_prev
== NULL
)
6795 first_dict
= d
->dv_used_next
;
6797 d
->dv_used_prev
->dv_used_next
= d
->dv_used_next
;
6798 if (d
->dv_used_next
!= NULL
)
6799 d
->dv_used_next
->dv_used_prev
= d
->dv_used_prev
;
6801 /* Lock the hashtab, we don't want it to resize while freeing items. */
6802 hash_lock(&d
->dv_hashtab
);
6803 todo
= (int)d
->dv_hashtab
.ht_used
;
6804 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
6806 if (!HASHITEM_EMPTY(hi
))
6808 /* Remove the item before deleting it, just in case there is
6809 * something recursive causing trouble. */
6811 hash_remove(&d
->dv_hashtab
, hi
);
6812 if (recurse
|| (di
->di_tv
.v_type
!= VAR_LIST
6813 && di
->di_tv
.v_type
!= VAR_DICT
))
6814 clear_tv(&di
->di_tv
);
6819 hash_clear(&d
->dv_hashtab
);
6824 * Allocate a Dictionary item.
6825 * The "key" is copied to the new item.
6826 * Note that the value of the item "di_tv" still needs to be initialized!
6827 * Returns NULL when out of memory.
6835 di
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
) + STRLEN(key
)));
6838 STRCPY(di
->di_key
, key
);
6845 * Make a copy of a Dictionary item.
6853 di
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
6854 + STRLEN(org
->di_key
)));
6857 STRCPY(di
->di_key
, org
->di_key
);
6859 copy_tv(&org
->di_tv
, &di
->di_tv
);
6865 * Remove item "item" from Dictionary "dict" and free it.
6868 dictitem_remove(dict
, item
)
6874 hi
= hash_find(&dict
->dv_hashtab
, item
->di_key
);
6875 if (HASHITEM_EMPTY(hi
))
6876 EMSG2(_(e_intern2
), "dictitem_remove()");
6878 hash_remove(&dict
->dv_hashtab
, hi
);
6879 dictitem_free(item
);
6883 * Free a dict item. Also clears the value.
6889 clear_tv(&item
->di_tv
);
6894 * Make a copy of dict "d". Shallow if "deep" is FALSE.
6895 * The refcount of the new dict is set to 1.
6896 * See item_copy() for "copyID".
6897 * Returns NULL when out of memory.
6900 dict_copy(orig
, deep
, copyID
)
6913 copy
= dict_alloc();
6918 orig
->dv_copyID
= copyID
;
6919 orig
->dv_copydict
= copy
;
6921 todo
= (int)orig
->dv_hashtab
.ht_used
;
6922 for (hi
= orig
->dv_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
6924 if (!HASHITEM_EMPTY(hi
))
6928 di
= dictitem_alloc(hi
->hi_key
);
6933 if (item_copy(&HI2DI(hi
)->di_tv
, &di
->di_tv
, deep
,
6941 copy_tv(&HI2DI(hi
)->di_tv
, &di
->di_tv
);
6942 if (dict_add(copy
, di
) == FAIL
)
6950 ++copy
->dv_refcount
;
6962 * Add item "item" to Dictionary "d".
6963 * Returns FAIL when out of memory and when key already existed.
6970 return hash_add(&d
->dv_hashtab
, item
->di_key
);
6974 * Add a number or string entry to dictionary "d".
6975 * When "str" is NULL use number "nr", otherwise use "str".
6976 * Returns FAIL when out of memory and when key already exists.
6979 dict_add_nr_str(d
, key
, nr
, str
)
6987 item
= dictitem_alloc((char_u
*)key
);
6990 item
->di_tv
.v_lock
= 0;
6993 item
->di_tv
.v_type
= VAR_NUMBER
;
6994 item
->di_tv
.vval
.v_number
= nr
;
6998 item
->di_tv
.v_type
= VAR_STRING
;
6999 item
->di_tv
.vval
.v_string
= vim_strsave(str
);
7001 if (dict_add(d
, item
) == FAIL
)
7003 dictitem_free(item
);
7010 * Get the number of items in a Dictionary.
7018 return (long)d
->dv_hashtab
.ht_used
;
7022 * Find item "key[len]" in Dictionary "d".
7023 * If "len" is negative use strlen(key).
7024 * Returns NULL when not found.
7027 dict_find(d
, key
, len
)
7033 char_u buf
[AKEYLEN
];
7035 char_u
*tofree
= NULL
;
7040 else if (len
>= AKEYLEN
)
7042 tofree
= akey
= vim_strnsave(key
, len
);
7048 /* Avoid a malloc/free by using buf[]. */
7049 vim_strncpy(buf
, key
, len
);
7053 hi
= hash_find(&d
->dv_hashtab
, akey
);
7055 if (HASHITEM_EMPTY(hi
))
7061 * Get a string item from a dictionary.
7062 * When "save" is TRUE allocate memory for it.
7063 * Returns NULL if the entry doesn't exist or out of memory.
7066 get_dict_string(d
, key
, save
)
7074 di
= dict_find(d
, key
, -1);
7077 s
= get_tv_string(&di
->di_tv
);
7078 if (save
&& s
!= NULL
)
7084 * Get a number item from a dictionary.
7085 * Returns 0 if the entry doesn't exist or out of memory.
7088 get_dict_number(d
, key
)
7094 di
= dict_find(d
, key
, -1);
7097 return get_tv_number(&di
->di_tv
);
7101 * Return an allocated string with the string representation of a Dictionary.
7105 dict2string(tv
, copyID
)
7112 char_u numbuf
[NUMBUFLEN
];
7118 if ((d
= tv
->vval
.v_dict
) == NULL
)
7120 ga_init2(&ga
, (int)sizeof(char), 80);
7121 ga_append(&ga
, '{');
7123 todo
= (int)d
->dv_hashtab
.ht_used
;
7124 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
7126 if (!HASHITEM_EMPTY(hi
))
7133 ga_concat(&ga
, (char_u
*)", ");
7135 tofree
= string_quote(hi
->hi_key
, FALSE
);
7138 ga_concat(&ga
, tofree
);
7141 ga_concat(&ga
, (char_u
*)": ");
7142 s
= tv2string(&HI2DI(hi
)->di_tv
, &tofree
, numbuf
, copyID
);
7152 vim_free(ga
.ga_data
);
7156 ga_append(&ga
, '}');
7157 ga_append(&ga
, NUL
);
7158 return (char_u
*)ga
.ga_data
;
7162 * Allocate a variable for a Dictionary and fill it from "*arg".
7163 * Return OK or FAIL. Returns NOTDONE for {expr}.
7166 get_dict_tv(arg
, rettv
, evaluate
)
7176 char_u
*start
= skipwhite(*arg
+ 1);
7177 char_u buf
[NUMBUFLEN
];
7180 * First check if it's not a curly-braces thing: {expr}.
7181 * Must do this without evaluating, otherwise a function may be called
7182 * twice. Unfortunately this means we need to call eval1() twice for the
7184 * But {} is an empty Dictionary.
7188 if (eval1(&start
, &tv
, FALSE
) == FAIL
) /* recursive! */
7200 tvkey
.v_type
= VAR_UNKNOWN
;
7201 tv
.v_type
= VAR_UNKNOWN
;
7203 *arg
= skipwhite(*arg
+ 1);
7204 while (**arg
!= '}' && **arg
!= NUL
)
7206 if (eval1(arg
, &tvkey
, evaluate
) == FAIL
) /* recursive! */
7210 EMSG2(_("E720: Missing colon in Dictionary: %s"), *arg
);
7216 key
= get_tv_string_buf_chk(&tvkey
, buf
);
7217 if (key
== NULL
|| *key
== NUL
)
7219 /* "key" is NULL when get_tv_string_buf_chk() gave an errmsg */
7221 EMSG(_(e_emptykey
));
7227 *arg
= skipwhite(*arg
+ 1);
7228 if (eval1(arg
, &tv
, evaluate
) == FAIL
) /* recursive! */
7236 item
= dict_find(d
, key
, -1);
7239 EMSG2(_("E721: Duplicate key in Dictionary: \"%s\""), key
);
7244 item
= dictitem_alloc(key
);
7249 item
->di_tv
.v_lock
= 0;
7250 if (dict_add(d
, item
) == FAIL
)
7251 dictitem_free(item
);
7259 EMSG2(_("E722: Missing comma in Dictionary: %s"), *arg
);
7262 *arg
= skipwhite(*arg
+ 1);
7267 EMSG2(_("E723: Missing end of Dictionary '}': %s"), *arg
);
7274 *arg
= skipwhite(*arg
+ 1);
7277 rettv
->v_type
= VAR_DICT
;
7278 rettv
->vval
.v_dict
= d
;
7286 * Return a string with the string representation of a variable.
7287 * If the memory is allocated "tofree" is set to it, otherwise NULL.
7288 * "numbuf" is used for a number.
7289 * Does not put quotes around strings, as ":echo" displays values.
7290 * When "copyID" is not NULL replace recursive lists and dicts with "...".
7294 echo_string(tv
, tofree
, numbuf
, copyID
)
7300 static int recurse
= 0;
7303 if (recurse
>= DICT_MAXNEST
)
7305 EMSG(_("E724: variable nested too deep for displaying"));
7315 r
= tv
->vval
.v_string
;
7319 if (tv
->vval
.v_list
== NULL
)
7324 else if (copyID
!= 0 && tv
->vval
.v_list
->lv_copyID
== copyID
)
7327 r
= (char_u
*)"[...]";
7331 tv
->vval
.v_list
->lv_copyID
= copyID
;
7332 *tofree
= list2string(tv
, copyID
);
7338 if (tv
->vval
.v_dict
== NULL
)
7343 else if (copyID
!= 0 && tv
->vval
.v_dict
->dv_copyID
== copyID
)
7346 r
= (char_u
*)"{...}";
7350 tv
->vval
.v_dict
->dv_copyID
= copyID
;
7351 *tofree
= dict2string(tv
, copyID
);
7359 r
= get_tv_string_buf(tv
, numbuf
);
7365 vim_snprintf((char *)numbuf
, NUMBUFLEN
, "%g", tv
->vval
.v_float
);
7371 EMSG2(_(e_intern2
), "echo_string()");
7380 * Return a string with the string representation of a variable.
7381 * If the memory is allocated "tofree" is set to it, otherwise NULL.
7382 * "numbuf" is used for a number.
7383 * Puts quotes around strings, so that they can be parsed back by eval().
7387 tv2string(tv
, tofree
, numbuf
, copyID
)
7396 *tofree
= string_quote(tv
->vval
.v_string
, TRUE
);
7399 *tofree
= string_quote(tv
->vval
.v_string
, FALSE
);
7404 vim_snprintf((char *)numbuf
, NUMBUFLEN
- 1, "%g", tv
->vval
.v_float
);
7412 EMSG2(_(e_intern2
), "tv2string()");
7414 return echo_string(tv
, tofree
, numbuf
, copyID
);
7418 * Return string "str" in ' quotes, doubling ' characters.
7419 * If "str" is NULL an empty string is assumed.
7420 * If "function" is TRUE make it function('string').
7423 string_quote(str
, function
)
7430 len
= (function
? 13 : 3);
7433 len
+= (unsigned)STRLEN(str
);
7434 for (p
= str
; *p
!= NUL
; mb_ptr_adv(p
))
7443 STRCPY(r
, "function('");
7449 for (p
= str
; *p
!= NUL
; )
7465 * Convert the string "text" to a floating point number.
7466 * This uses strtod(). setlocale(LC_NUMERIC, "C") has been used to make sure
7467 * this always uses a decimal point.
7468 * Returns the length of the text that was consumed.
7471 string2float(text
, value
)
7473 float_T
*value
; /* result stored here */
7475 char *s
= (char *)text
;
7480 return (int)((char_u
*)s
- text
);
7485 * Get the value of an environment variable.
7486 * "arg" is pointing to the '$'. It is advanced to after the name.
7487 * If the environment variable was not set, silently assume it is empty.
7491 get_env_tv(arg
, rettv
, evaluate
)
7496 char_u
*string
= NULL
;
7500 int mustfree
= FALSE
;
7504 len
= get_env_len(arg
);
7511 /* first try vim_getenv(), fast for normal environment vars */
7512 string
= vim_getenv(name
, &mustfree
);
7513 if (string
!= NULL
&& *string
!= NUL
)
7516 string
= vim_strsave(string
);
7523 /* next try expanding things like $VIM and ${HOME} */
7524 string
= expand_env_save(name
- 1);
7525 if (string
!= NULL
&& *string
== '$')
7533 rettv
->v_type
= VAR_STRING
;
7534 rettv
->vval
.v_string
= string
;
7541 * Array with names and number of arguments of all internal functions
7542 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
7546 char *f_name
; /* function name */
7547 char f_min_argc
; /* minimal number of arguments */
7548 char f_max_argc
; /* maximal number of arguments */
7549 void (*f_func
) __ARGS((typval_T
*args
, typval_T
*rvar
));
7550 /* implementation of function */
7554 {"abs", 1, 1, f_abs
},
7555 {"acos", 1, 1, f_acos
}, /* WJMc */
7557 {"add", 2, 2, f_add
},
7558 {"append", 2, 2, f_append
},
7559 {"argc", 0, 0, f_argc
},
7560 {"argidx", 0, 0, f_argidx
},
7561 {"argv", 0, 1, f_argv
},
7563 {"asin", 1, 1, f_asin
}, /* WJMc */
7564 {"atan", 1, 1, f_atan
},
7565 {"atan2", 2, 2, f_atan2
}, /* WJMc */
7567 {"browse", 4, 4, f_browse
},
7568 {"browsedir", 2, 2, f_browsedir
},
7569 {"bufexists", 1, 1, f_bufexists
},
7570 {"buffer_exists", 1, 1, f_bufexists
}, /* obsolete */
7571 {"buffer_name", 1, 1, f_bufname
}, /* obsolete */
7572 {"buffer_number", 1, 1, f_bufnr
}, /* obsolete */
7573 {"buflisted", 1, 1, f_buflisted
},
7574 {"bufloaded", 1, 1, f_bufloaded
},
7575 {"bufname", 1, 1, f_bufname
},
7576 {"bufnr", 1, 2, f_bufnr
},
7577 {"bufwinnr", 1, 1, f_bufwinnr
},
7578 {"byte2line", 1, 1, f_byte2line
},
7579 {"byteidx", 2, 2, f_byteidx
},
7580 {"call", 2, 3, f_call
},
7582 {"ceil", 1, 1, f_ceil
},
7584 {"changenr", 0, 0, f_changenr
},
7585 {"char2nr", 1, 1, f_char2nr
},
7586 {"cindent", 1, 1, f_cindent
},
7587 {"clearmatches", 0, 0, f_clearmatches
},
7588 {"col", 1, 1, f_col
},
7589 #if defined(FEAT_INS_EXPAND)
7590 {"complete", 2, 2, f_complete
},
7591 {"complete_add", 1, 1, f_complete_add
},
7592 {"complete_check", 0, 0, f_complete_check
},
7594 {"confirm", 1, 4, f_confirm
},
7595 {"copy", 1, 1, f_copy
},
7597 {"cos", 1, 1, f_cos
},
7598 {"cosh", 1, 1, f_cosh
}, /* WJMc */
7600 {"count", 2, 4, f_count
},
7601 {"cscope_connection",0,3, f_cscope_connection
},
7602 {"cursor", 1, 3, f_cursor
},
7603 {"deepcopy", 1, 2, f_deepcopy
},
7604 {"delete", 1, 1, f_delete
},
7605 {"did_filetype", 0, 0, f_did_filetype
},
7606 {"diff_filler", 1, 1, f_diff_filler
},
7607 {"diff_hlID", 2, 2, f_diff_hlID
},
7608 {"empty", 1, 1, f_empty
},
7609 {"escape", 2, 2, f_escape
},
7610 {"eval", 1, 1, f_eval
},
7611 {"eventhandler", 0, 0, f_eventhandler
},
7612 {"executable", 1, 1, f_executable
},
7613 {"exists", 1, 1, f_exists
},
7615 {"exp", 1, 1, f_exp
}, /* WJMc */
7617 {"expand", 1, 2, f_expand
},
7618 {"extend", 2, 3, f_extend
},
7619 {"feedkeys", 1, 2, f_feedkeys
},
7620 {"file_readable", 1, 1, f_filereadable
}, /* obsolete */
7621 {"filereadable", 1, 1, f_filereadable
},
7622 {"filewritable", 1, 1, f_filewritable
},
7623 {"filter", 2, 2, f_filter
},
7624 {"finddir", 1, 3, f_finddir
},
7625 {"findfile", 1, 3, f_findfile
},
7627 {"float2nr", 1, 1, f_float2nr
},
7628 {"floor", 1, 1, f_floor
},
7629 {"fmod", 2, 2, f_fmod
}, /* WJMc */
7631 {"fnameescape", 1, 1, f_fnameescape
},
7632 {"fnamemodify", 2, 2, f_fnamemodify
},
7633 {"foldclosed", 1, 1, f_foldclosed
},
7634 {"foldclosedend", 1, 1, f_foldclosedend
},
7635 {"foldlevel", 1, 1, f_foldlevel
},
7636 {"foldtext", 0, 0, f_foldtext
},
7637 {"foldtextresult", 1, 1, f_foldtextresult
},
7638 {"foreground", 0, 0, f_foreground
},
7639 {"function", 1, 1, f_function
},
7640 {"garbagecollect", 0, 1, f_garbagecollect
},
7641 {"get", 2, 3, f_get
},
7642 {"getbufline", 2, 3, f_getbufline
},
7643 {"getbufvar", 2, 2, f_getbufvar
},
7644 {"getchar", 0, 1, f_getchar
},
7645 {"getcharmod", 0, 0, f_getcharmod
},
7646 {"getcmdline", 0, 0, f_getcmdline
},
7647 {"getcmdpos", 0, 0, f_getcmdpos
},
7648 {"getcmdtype", 0, 0, f_getcmdtype
},
7649 {"getcwd", 0, 0, f_getcwd
},
7650 {"getfontname", 0, 1, f_getfontname
},
7651 {"getfperm", 1, 1, f_getfperm
},
7652 {"getfsize", 1, 1, f_getfsize
},
7653 {"getftime", 1, 1, f_getftime
},
7654 {"getftype", 1, 1, f_getftype
},
7655 {"getline", 1, 2, f_getline
},
7656 {"getloclist", 1, 1, f_getqflist
},
7657 {"getmatches", 0, 0, f_getmatches
},
7658 {"getpid", 0, 0, f_getpid
},
7659 {"getpos", 1, 1, f_getpos
},
7660 {"getqflist", 0, 0, f_getqflist
},
7661 {"getreg", 0, 2, f_getreg
},
7662 {"getregtype", 0, 1, f_getregtype
},
7663 {"gettabwinvar", 3, 3, f_gettabwinvar
},
7664 {"getwinposx", 0, 0, f_getwinposx
},
7665 {"getwinposy", 0, 0, f_getwinposy
},
7666 {"getwinvar", 2, 2, f_getwinvar
},
7667 {"glob", 1, 2, f_glob
},
7668 {"globpath", 2, 3, f_globpath
},
7669 {"has", 1, 1, f_has
},
7670 {"has_key", 2, 2, f_has_key
},
7671 {"haslocaldir", 0, 0, f_haslocaldir
},
7672 {"hasmapto", 1, 3, f_hasmapto
},
7673 {"highlightID", 1, 1, f_hlID
}, /* obsolete */
7674 {"highlight_exists",1, 1, f_hlexists
}, /* obsolete */
7675 {"histadd", 2, 2, f_histadd
},
7676 {"histdel", 1, 2, f_histdel
},
7677 {"histget", 1, 2, f_histget
},
7678 {"histnr", 1, 1, f_histnr
},
7679 {"hlID", 1, 1, f_hlID
},
7680 {"hlexists", 1, 1, f_hlexists
},
7681 {"hostname", 0, 0, f_hostname
},
7682 {"iconv", 3, 3, f_iconv
},
7683 {"indent", 1, 1, f_indent
},
7684 {"index", 2, 4, f_index
},
7685 {"input", 1, 3, f_input
},
7686 {"inputdialog", 1, 3, f_inputdialog
},
7687 {"inputlist", 1, 1, f_inputlist
},
7688 {"inputrestore", 0, 0, f_inputrestore
},
7689 {"inputsave", 0, 0, f_inputsave
},
7690 {"inputsecret", 1, 2, f_inputsecret
},
7691 {"insert", 2, 3, f_insert
},
7692 {"isdirectory", 1, 1, f_isdirectory
},
7693 {"islocked", 1, 1, f_islocked
},
7694 {"items", 1, 1, f_items
},
7695 {"join", 1, 2, f_join
},
7696 {"keys", 1, 1, f_keys
},
7697 {"last_buffer_nr", 0, 0, f_last_buffer_nr
},/* obsolete */
7698 {"len", 1, 1, f_len
},
7699 {"libcall", 3, 3, f_libcall
},
7700 {"libcallnr", 3, 3, f_libcallnr
},
7701 {"line", 1, 1, f_line
},
7702 {"line2byte", 1, 1, f_line2byte
},
7703 {"lispindent", 1, 1, f_lispindent
},
7704 {"localtime", 0, 0, f_localtime
},
7706 {"log", 1, 1, f_log
}, /* WJMc */
7707 {"log10", 1, 1, f_log10
},
7709 {"map", 2, 2, f_map
},
7710 {"maparg", 1, 3, f_maparg
},
7711 {"mapcheck", 1, 3, f_mapcheck
},
7712 {"match", 2, 4, f_match
},
7713 {"matchadd", 2, 4, f_matchadd
},
7714 {"matcharg", 1, 1, f_matcharg
},
7715 {"matchdelete", 1, 1, f_matchdelete
},
7716 {"matchend", 2, 4, f_matchend
},
7717 {"matchlist", 2, 4, f_matchlist
},
7718 {"matchstr", 2, 4, f_matchstr
},
7719 {"max", 1, 1, f_max
},
7720 {"min", 1, 1, f_min
},
7722 {"mkdir", 1, 3, f_mkdir
},
7724 {"mode", 0, 1, f_mode
},
7725 {"nextnonblank", 1, 1, f_nextnonblank
},
7726 {"nr2char", 1, 1, f_nr2char
},
7727 {"pathshorten", 1, 1, f_pathshorten
},
7729 {"pow", 2, 2, f_pow
},
7731 {"prevnonblank", 1, 1, f_prevnonblank
},
7732 {"printf", 2, 19, f_printf
},
7733 {"pumvisible", 0, 0, f_pumvisible
},
7734 {"range", 1, 3, f_range
},
7735 {"readfile", 1, 3, f_readfile
},
7736 {"reltime", 0, 2, f_reltime
},
7737 {"reltimestr", 1, 1, f_reltimestr
},
7738 {"remote_expr", 2, 3, f_remote_expr
},
7739 {"remote_foreground", 1, 1, f_remote_foreground
},
7740 {"remote_peek", 1, 2, f_remote_peek
},
7741 {"remote_read", 1, 1, f_remote_read
},
7742 {"remote_send", 2, 3, f_remote_send
},
7743 {"remove", 2, 3, f_remove
},
7744 {"rename", 2, 2, f_rename
},
7745 {"repeat", 2, 2, f_repeat
},
7746 {"resolve", 1, 1, f_resolve
},
7747 {"reverse", 1, 1, f_reverse
},
7749 {"round", 1, 1, f_round
},
7751 {"search", 1, 4, f_search
},
7752 {"searchdecl", 1, 3, f_searchdecl
},
7753 {"searchpair", 3, 7, f_searchpair
},
7754 {"searchpairpos", 3, 7, f_searchpairpos
},
7755 {"searchpos", 1, 4, f_searchpos
},
7756 {"server2client", 2, 2, f_server2client
},
7757 {"serverlist", 0, 0, f_serverlist
},
7758 {"setbufvar", 3, 3, f_setbufvar
},
7759 {"setcmdpos", 1, 1, f_setcmdpos
},
7760 {"setline", 2, 2, f_setline
},
7761 {"setloclist", 2, 3, f_setloclist
},
7762 {"setmatches", 1, 1, f_setmatches
},
7763 {"setpos", 2, 2, f_setpos
},
7764 {"setqflist", 1, 2, f_setqflist
},
7765 {"setreg", 2, 3, f_setreg
},
7766 {"settabwinvar", 4, 4, f_settabwinvar
},
7767 {"setwinvar", 3, 3, f_setwinvar
},
7768 {"shellescape", 1, 2, f_shellescape
},
7769 {"simplify", 1, 1, f_simplify
},
7771 {"sin", 1, 1, f_sin
},
7772 {"sinh", 1, 1, f_sinh
}, /* WJMc */
7774 {"sort", 1, 2, f_sort
},
7775 {"soundfold", 1, 1, f_soundfold
},
7776 {"spellbadword", 0, 1, f_spellbadword
},
7777 {"spellsuggest", 1, 3, f_spellsuggest
},
7778 {"split", 1, 3, f_split
},
7780 {"sqrt", 1, 1, f_sqrt
},
7781 {"str2float", 1, 1, f_str2float
},
7783 {"str2nr", 1, 2, f_str2nr
},
7784 #ifdef HAVE_STRFTIME
7785 {"strftime", 1, 2, f_strftime
},
7787 {"stridx", 2, 3, f_stridx
},
7788 {"string", 1, 1, f_string
},
7789 {"strlen", 1, 1, f_strlen
},
7790 {"strpart", 2, 3, f_strpart
},
7791 {"strridx", 2, 3, f_strridx
},
7792 {"strtrans", 1, 1, f_strtrans
},
7793 {"submatch", 1, 1, f_submatch
},
7794 {"substitute", 4, 4, f_substitute
},
7795 {"synID", 3, 3, f_synID
},
7796 {"synIDattr", 2, 3, f_synIDattr
},
7797 {"synIDtrans", 1, 1, f_synIDtrans
},
7798 {"synstack", 2, 2, f_synstack
},
7799 {"system", 1, 2, f_system
},
7800 {"tabpagebuflist", 0, 1, f_tabpagebuflist
},
7801 {"tabpagenr", 0, 1, f_tabpagenr
},
7802 {"tabpagewinnr", 1, 2, f_tabpagewinnr
},
7803 {"tagfiles", 0, 0, f_tagfiles
},
7804 {"taglist", 1, 1, f_taglist
},
7805 {"tan", 1, 1, f_tan
}, /* WJMc */
7806 {"tanh", 1, 1, f_tanh
}, /* WJMc */
7807 {"tempname", 0, 0, f_tempname
},
7808 {"test", 1, 1, f_test
},
7809 {"tolower", 1, 1, f_tolower
},
7810 {"toupper", 1, 1, f_toupper
},
7813 {"trunc", 1, 1, f_trunc
},
7815 {"type", 1, 1, f_type
},
7816 {"values", 1, 1, f_values
},
7817 {"virtcol", 1, 1, f_virtcol
},
7818 {"visualmode", 0, 1, f_visualmode
},
7819 {"winbufnr", 1, 1, f_winbufnr
},
7820 {"wincol", 0, 0, f_wincol
},
7821 {"winheight", 1, 1, f_winheight
},
7822 {"winline", 0, 0, f_winline
},
7823 {"winnr", 0, 1, f_winnr
},
7824 {"winrestcmd", 0, 0, f_winrestcmd
},
7825 {"winrestview", 1, 1, f_winrestview
},
7826 {"winsaveview", 0, 0, f_winsaveview
},
7827 {"winwidth", 1, 1, f_winwidth
},
7828 {"writefile", 2, 3, f_writefile
},
7831 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
7834 * Function given to ExpandGeneric() to obtain the list of internal
7835 * or user defined function names.
7838 get_function_name(xp
, idx
)
7842 static int intidx
= -1;
7849 name
= get_user_func_name(xp
, idx
);
7853 if (++intidx
< (int)(sizeof(functions
) / sizeof(struct fst
)))
7855 STRCPY(IObuff
, functions
[intidx
].f_name
);
7856 STRCAT(IObuff
, "(");
7857 if (functions
[intidx
].f_max_argc
== 0)
7858 STRCAT(IObuff
, ")");
7866 * Function given to ExpandGeneric() to obtain the list of internal or
7867 * user defined variable or function names.
7870 get_expr_name(xp
, idx
)
7874 static int intidx
= -1;
7881 name
= get_function_name(xp
, idx
);
7885 return get_user_var_name(xp
, ++intidx
);
7888 #endif /* FEAT_CMDL_COMPL */
7891 * Find internal function in table above.
7892 * Return index, or -1 if not found
7895 find_internal_func(name
)
7896 char_u
*name
; /* name of the function */
7899 int last
= (int)(sizeof(functions
) / sizeof(struct fst
)) - 1;
7904 * Find the function name in the table. Binary search.
7906 while (first
<= last
)
7908 x
= first
+ ((unsigned)(last
- first
) >> 1);
7909 cmp
= STRCMP(name
, functions
[x
].f_name
);
7921 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
7922 * name it contains, otherwise return "name".
7925 deref_func_name(name
, lenp
)
7934 v
= find_var(name
, NULL
);
7936 if (v
!= NULL
&& v
->di_tv
.v_type
== VAR_FUNC
)
7938 if (v
->di_tv
.vval
.v_string
== NULL
)
7941 return (char_u
*)""; /* just in case */
7943 *lenp
= (int)STRLEN(v
->di_tv
.vval
.v_string
);
7944 return v
->di_tv
.vval
.v_string
;
7951 * Allocate a variable for the result of a function.
7952 * Return OK or FAIL.
7955 get_func_tv(name
, len
, rettv
, arg
, firstline
, lastline
, doesrange
,
7957 char_u
*name
; /* name of the function */
7958 int len
; /* length of "name" */
7960 char_u
**arg
; /* argument, pointing to the '(' */
7961 linenr_T firstline
; /* first line of range */
7962 linenr_T lastline
; /* last line of range */
7963 int *doesrange
; /* return: function handled range */
7965 dict_T
*selfdict
; /* Dictionary for "self" */
7969 typval_T argvars
[MAX_FUNC_ARGS
+ 1]; /* vars for arguments */
7970 int argcount
= 0; /* number of arguments found */
7973 * Get the arguments.
7976 while (argcount
< MAX_FUNC_ARGS
)
7978 argp
= skipwhite(argp
+ 1); /* skip the '(' or ',' */
7979 if (*argp
== ')' || *argp
== ',' || *argp
== NUL
)
7981 if (eval1(&argp
, &argvars
[argcount
], evaluate
) == FAIL
)
7996 ret
= call_func(name
, len
, rettv
, argcount
, argvars
,
7997 firstline
, lastline
, doesrange
, evaluate
, selfdict
);
7998 else if (!aborting())
8000 if (argcount
== MAX_FUNC_ARGS
)
8001 emsg_funcname(N_("E740: Too many arguments for function %s"), name
);
8003 emsg_funcname(N_("E116: Invalid arguments for function %s"), name
);
8006 while (--argcount
>= 0)
8007 clear_tv(&argvars
[argcount
]);
8009 *arg
= skipwhite(argp
);
8015 * Call a function with its resolved parameters
8016 * Return OK when the function can't be called, FAIL otherwise.
8017 * Also returns OK when an error was encountered while executing the function.
8020 call_func(name
, len
, rettv
, argcount
, argvars
, firstline
, lastline
,
8021 doesrange
, evaluate
, selfdict
)
8022 char_u
*name
; /* name of the function */
8023 int len
; /* length of "name" */
8024 typval_T
*rettv
; /* return value goes here */
8025 int argcount
; /* number of "argvars" */
8026 typval_T
*argvars
; /* vars for arguments, must have "argcount"
8027 PLUS ONE elements! */
8028 linenr_T firstline
; /* first line of range */
8029 linenr_T lastline
; /* last line of range */
8030 int *doesrange
; /* return: function handled range */
8032 dict_T
*selfdict
; /* Dictionary for "self" */
8035 #define ERROR_UNKNOWN 0
8036 #define ERROR_TOOMANY 1
8037 #define ERROR_TOOFEW 2
8038 #define ERROR_SCRIPT 3
8039 #define ERROR_DICT 4
8040 #define ERROR_NONE 5
8041 #define ERROR_OTHER 6
8042 int error
= ERROR_NONE
;
8047 #define FLEN_FIXED 40
8048 char_u fname_buf
[FLEN_FIXED
+ 1];
8052 * In a script change <SID>name() and s:name() to K_SNR 123_name().
8053 * Change <SNR>123_name() to K_SNR 123_name().
8054 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
8058 llen
= eval_fname_script(name
);
8061 fname_buf
[0] = K_SPECIAL
;
8062 fname_buf
[1] = KS_EXTRA
;
8063 fname_buf
[2] = (int)KE_SNR
;
8065 if (eval_fname_sid(name
)) /* "<SID>" or "s:" */
8067 if (current_SID
<= 0)
8068 error
= ERROR_SCRIPT
;
8071 sprintf((char *)fname_buf
+ 3, "%ld_", (long)current_SID
);
8072 i
= (int)STRLEN(fname_buf
);
8075 if (i
+ STRLEN(name
+ llen
) < FLEN_FIXED
)
8077 STRCPY(fname_buf
+ i
, name
+ llen
);
8082 fname
= alloc((unsigned)(i
+ STRLEN(name
+ llen
) + 1));
8084 error
= ERROR_OTHER
;
8087 mch_memmove(fname
, fname_buf
, (size_t)i
);
8088 STRCPY(fname
+ i
, name
+ llen
);
8098 /* execute the function if no errors detected and executing */
8099 if (evaluate
&& error
== ERROR_NONE
)
8101 rettv
->v_type
= VAR_NUMBER
; /* default rettv is number zero */
8102 rettv
->vval
.v_number
= 0;
8103 error
= ERROR_UNKNOWN
;
8105 if (!builtin_function(fname
))
8108 * User defined function.
8110 fp
= find_func(fname
);
8113 /* Trigger FuncUndefined event, may load the function. */
8115 && apply_autocmds(EVENT_FUNCUNDEFINED
,
8116 fname
, fname
, TRUE
, NULL
)
8119 /* executed an autocommand, search for the function again */
8120 fp
= find_func(fname
);
8123 /* Try loading a package. */
8124 if (fp
== NULL
&& script_autoload(fname
, TRUE
) && !aborting())
8126 /* loaded a package, search for the function again */
8127 fp
= find_func(fname
);
8132 if (fp
->uf_flags
& FC_RANGE
)
8134 if (argcount
< fp
->uf_args
.ga_len
)
8135 error
= ERROR_TOOFEW
;
8136 else if (!fp
->uf_varargs
&& argcount
> fp
->uf_args
.ga_len
)
8137 error
= ERROR_TOOMANY
;
8138 else if ((fp
->uf_flags
& FC_DICT
) && selfdict
== NULL
)
8143 * Call the user function.
8144 * Save and restore search patterns, script variables and
8147 save_search_patterns();
8150 call_user_func(fp
, argcount
, argvars
, rettv
,
8151 firstline
, lastline
,
8152 (fp
->uf_flags
& FC_DICT
) ? selfdict
: NULL
);
8153 if (--fp
->uf_calls
<= 0 && isdigit(*fp
->uf_name
)
8154 && fp
->uf_refcount
<= 0)
8155 /* Function was unreferenced while being used, free it
8159 restore_search_patterns();
8167 * Find the function name in the table, call its implementation.
8169 i
= find_internal_func(fname
);
8172 if (argcount
< functions
[i
].f_min_argc
)
8173 error
= ERROR_TOOFEW
;
8174 else if (argcount
> functions
[i
].f_max_argc
)
8175 error
= ERROR_TOOMANY
;
8178 argvars
[argcount
].v_type
= VAR_UNKNOWN
;
8179 functions
[i
].f_func(argvars
, rettv
);
8185 * The function call (or "FuncUndefined" autocommand sequence) might
8186 * have been aborted by an error, an interrupt, or an explicitly thrown
8187 * exception that has not been caught so far. This situation can be
8188 * tested for by calling aborting(). For an error in an internal
8189 * function or for the "E132" error in call_user_func(), however, the
8190 * throw point at which the "force_abort" flag (temporarily reset by
8191 * emsg()) is normally updated has not been reached yet. We need to
8192 * update that flag first to make aborting() reliable.
8194 update_force_abort();
8196 if (error
== ERROR_NONE
)
8200 * Report an error unless the argument evaluation or function call has been
8201 * cancelled due to an aborting error, an interrupt, or an exception.
8208 emsg_funcname(N_("E117: Unknown function: %s"), name
);
8211 emsg_funcname(e_toomanyarg
, name
);
8214 emsg_funcname(N_("E119: Not enough arguments for function: %s"),
8218 emsg_funcname(N_("E120: Using <SID> not in a script context: %s"),
8222 emsg_funcname(N_("E725: Calling dict function without Dictionary: %s"),
8229 if (fname
!= name
&& fname
!= fname_buf
)
8236 * Give an error message with a function name. Handle <SNR> things.
8237 * "ermsg" is to be passed without translation, use N_() instead of _().
8240 emsg_funcname(ermsg
, name
)
8246 if (*name
== K_SPECIAL
)
8247 p
= concat_str((char_u
*)"<SNR>", name
+ 3);
8256 * Return TRUE for a non-zero Number and a non-empty String.
8259 non_zero_arg(argvars
)
8262 return ((argvars
[0].v_type
== VAR_NUMBER
8263 && argvars
[0].vval
.v_number
!= 0)
8264 || (argvars
[0].v_type
== VAR_STRING
8265 && argvars
[0].vval
.v_string
!= NULL
8266 && *argvars
[0].vval
.v_string
!= NUL
));
8269 /*********************************************
8270 * Implementation of the built-in functions
8275 * "abs(expr)" function
8278 f_abs(argvars
, rettv
)
8282 if (argvars
[0].v_type
== VAR_FLOAT
)
8284 rettv
->v_type
= VAR_FLOAT
;
8285 rettv
->vval
.v_float
= fabs(argvars
[0].vval
.v_float
);
8292 n
= get_tv_number_chk(&argvars
[0], &error
);
8294 rettv
->vval
.v_number
= -1;
8296 rettv
->vval
.v_number
= n
;
8298 rettv
->vval
.v_number
= -n
;
8304 * "add(list, item)" function
8307 f_add(argvars
, rettv
)
8313 rettv
->vval
.v_number
= 1; /* Default: Failed */
8314 if (argvars
[0].v_type
== VAR_LIST
)
8316 if ((l
= argvars
[0].vval
.v_list
) != NULL
8317 && !tv_check_lock(l
->lv_lock
, (char_u
*)"add()")
8318 && list_append_tv(l
, &argvars
[1]) == OK
)
8319 copy_tv(&argvars
[0], rettv
);
8326 * "append(lnum, string/list)" function
8329 f_append(argvars
, rettv
)
8336 listitem_T
*li
= NULL
;
8340 lnum
= get_tv_lnum(argvars
);
8342 && lnum
<= curbuf
->b_ml
.ml_line_count
8343 && u_save(lnum
, lnum
+ 1) == OK
)
8345 if (argvars
[1].v_type
== VAR_LIST
)
8347 l
= argvars
[1].vval
.v_list
;
8355 tv
= &argvars
[1]; /* append a string */
8356 else if (li
== NULL
)
8357 break; /* end of list */
8359 tv
= &li
->li_tv
; /* append item from list */
8360 line
= get_tv_string_chk(tv
);
8361 if (line
== NULL
) /* type error */
8363 rettv
->vval
.v_number
= 1; /* Failed */
8366 ml_append(lnum
+ added
, line
, (colnr_T
)0, FALSE
);
8373 appended_lines_mark(lnum
, added
);
8374 if (curwin
->w_cursor
.lnum
> lnum
)
8375 curwin
->w_cursor
.lnum
+= added
;
8378 rettv
->vval
.v_number
= 1; /* Failed */
8385 f_argc(argvars
, rettv
)
8386 typval_T
*argvars UNUSED
;
8389 rettv
->vval
.v_number
= ARGCOUNT
;
8393 * "argidx()" function
8396 f_argidx(argvars
, rettv
)
8397 typval_T
*argvars UNUSED
;
8400 rettv
->vval
.v_number
= curwin
->w_arg_idx
;
8404 * "argv(nr)" function
8407 f_argv(argvars
, rettv
)
8413 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
8415 idx
= get_tv_number_chk(&argvars
[0], NULL
);
8416 if (idx
>= 0 && idx
< ARGCOUNT
)
8417 rettv
->vval
.v_string
= vim_strsave(alist_name(&ARGLIST
[idx
]));
8419 rettv
->vval
.v_string
= NULL
;
8420 rettv
->v_type
= VAR_STRING
;
8422 else if (rettv_list_alloc(rettv
) == OK
)
8423 for (idx
= 0; idx
< ARGCOUNT
; ++idx
)
8424 list_append_string(rettv
->vval
.v_list
,
8425 alist_name(&ARGLIST
[idx
]), -1);
8429 static int get_float_arg
__ARGS((typval_T
*argvars
, float_T
*f
));
8432 * Get the float value of "argvars[0]" into "f".
8433 * Returns FAIL when the argument is not a Number or Float.
8436 get_float_arg(argvars
, f
)
8440 if (argvars
[0].v_type
== VAR_FLOAT
)
8442 *f
= argvars
[0].vval
.v_float
;
8445 if (argvars
[0].v_type
== VAR_NUMBER
)
8447 *f
= (float_T
)argvars
[0].vval
.v_number
;
8450 EMSG(_("E808: Number or Float required"));
8454 /* The 10 added FP functions are defined immediately before atan() - WJMc */
8460 f_acos(argvars
, rettv
)
8466 rettv
->v_type
= VAR_FLOAT
;
8467 if (get_float_arg(argvars
, &f
) == OK
)
8468 rettv
->vval
.v_float
= acos(f
);
8470 rettv
->vval
.v_float
= 0.0;
8477 f_asin(argvars
, rettv
)
8483 rettv
->v_type
= VAR_FLOAT
;
8484 if (get_float_arg(argvars
, &f
) == OK
)
8485 rettv
->vval
.v_float
= asin(f
);
8487 rettv
->vval
.v_float
= 0.0;
8491 * "atan2()" function
8494 f_atan2(argvars
, rettv
)
8500 rettv
->v_type
= VAR_FLOAT
;
8501 if (get_float_arg(argvars
, &fx
) == OK
8502 && get_float_arg(&argvars
[1], &fy
) == OK
)
8503 rettv
->vval
.v_float
= atan2(fx
, fy
);
8505 rettv
->vval
.v_float
= 0.0;
8512 f_cosh(argvars
, rettv
)
8518 rettv
->v_type
= VAR_FLOAT
;
8519 if (get_float_arg(argvars
, &f
) == OK
)
8520 rettv
->vval
.v_float
= cosh(f
);
8522 rettv
->vval
.v_float
= 0.0;
8529 f_exp(argvars
, rettv
)
8535 rettv
->v_type
= VAR_FLOAT
;
8536 if (get_float_arg(argvars
, &f
) == OK
)
8537 rettv
->vval
.v_float
= exp(f
);
8539 rettv
->vval
.v_float
= 0.0;
8546 f_fmod(argvars
, rettv
)
8552 rettv
->v_type
= VAR_FLOAT
;
8553 if (get_float_arg(argvars
, &fx
) == OK
8554 && get_float_arg(&argvars
[1], &fy
) == OK
)
8555 rettv
->vval
.v_float
= fmod(fx
, fy
);
8557 rettv
->vval
.v_float
= 0.0;
8564 f_log(argvars
, rettv
)
8570 rettv
->v_type
= VAR_FLOAT
;
8571 if (get_float_arg(argvars
, &f
) == OK
)
8572 rettv
->vval
.v_float
= log(f
);
8574 rettv
->vval
.v_float
= 0.0;
8581 f_sinh(argvars
, rettv
)
8587 rettv
->v_type
= VAR_FLOAT
;
8588 if (get_float_arg(argvars
, &f
) == OK
)
8589 rettv
->vval
.v_float
= sinh(f
);
8591 rettv
->vval
.v_float
= 0.0;
8598 f_tan(argvars
, rettv
)
8604 rettv
->v_type
= VAR_FLOAT
;
8605 if (get_float_arg(argvars
, &f
) == OK
)
8606 rettv
->vval
.v_float
= tan(f
);
8608 rettv
->vval
.v_float
= 0.0;
8615 f_tanh(argvars
, rettv
)
8621 rettv
->v_type
= VAR_FLOAT
;
8622 if (get_float_arg(argvars
, &f
) == OK
)
8623 rettv
->vval
.v_float
= tanh(f
);
8625 rettv
->vval
.v_float
= 0.0;
8628 /* End of the 10 added FP functions - WJMc */
8634 f_atan(argvars
, rettv
)
8640 rettv
->v_type
= VAR_FLOAT
;
8641 if (get_float_arg(argvars
, &f
) == OK
)
8642 rettv
->vval
.v_float
= atan(f
);
8644 rettv
->vval
.v_float
= 0.0;
8649 * "browse(save, title, initdir, default)" function
8652 f_browse(argvars
, rettv
)
8653 typval_T
*argvars UNUSED
;
8661 char_u buf
[NUMBUFLEN
];
8662 char_u buf2
[NUMBUFLEN
];
8665 save
= get_tv_number_chk(&argvars
[0], &error
);
8666 title
= get_tv_string_chk(&argvars
[1]);
8667 initdir
= get_tv_string_buf_chk(&argvars
[2], buf
);
8668 defname
= get_tv_string_buf_chk(&argvars
[3], buf2
);
8670 if (error
|| title
== NULL
|| initdir
== NULL
|| defname
== NULL
)
8671 rettv
->vval
.v_string
= NULL
;
8673 rettv
->vval
.v_string
=
8674 do_browse(save
? BROWSE_SAVE
: 0,
8675 title
, defname
, NULL
, initdir
, NULL
, curbuf
);
8677 rettv
->vval
.v_string
= NULL
;
8679 rettv
->v_type
= VAR_STRING
;
8683 * "browsedir(title, initdir)" function
8686 f_browsedir(argvars
, rettv
)
8687 typval_T
*argvars UNUSED
;
8693 char_u buf
[NUMBUFLEN
];
8695 title
= get_tv_string_chk(&argvars
[0]);
8696 initdir
= get_tv_string_buf_chk(&argvars
[1], buf
);
8698 if (title
== NULL
|| initdir
== NULL
)
8699 rettv
->vval
.v_string
= NULL
;
8701 rettv
->vval
.v_string
= do_browse(BROWSE_DIR
,
8702 title
, NULL
, NULL
, initdir
, NULL
, curbuf
);
8704 rettv
->vval
.v_string
= NULL
;
8706 rettv
->v_type
= VAR_STRING
;
8709 static buf_T
*find_buffer
__ARGS((typval_T
*avar
));
8712 * Find a buffer by number or exact name.
8720 if (avar
->v_type
== VAR_NUMBER
)
8721 buf
= buflist_findnr((int)avar
->vval
.v_number
);
8722 else if (avar
->v_type
== VAR_STRING
&& avar
->vval
.v_string
!= NULL
)
8724 buf
= buflist_findname_exp(avar
->vval
.v_string
);
8727 /* No full path name match, try a match with a URL or a "nofile"
8728 * buffer, these don't use the full path. */
8729 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
8730 if (buf
->b_fname
!= NULL
8731 && (path_with_url(buf
->b_fname
)
8732 #ifdef FEAT_QUICKFIX
8736 && STRCMP(buf
->b_fname
, avar
->vval
.v_string
) == 0)
8744 * "bufexists(expr)" function
8747 f_bufexists(argvars
, rettv
)
8751 rettv
->vval
.v_number
= (find_buffer(&argvars
[0]) != NULL
);
8755 * "buflisted(expr)" function
8758 f_buflisted(argvars
, rettv
)
8764 buf
= find_buffer(&argvars
[0]);
8765 rettv
->vval
.v_number
= (buf
!= NULL
&& buf
->b_p_bl
);
8769 * "bufloaded(expr)" function
8772 f_bufloaded(argvars
, rettv
)
8778 buf
= find_buffer(&argvars
[0]);
8779 rettv
->vval
.v_number
= (buf
!= NULL
&& buf
->b_ml
.ml_mfp
!= NULL
);
8782 static buf_T
*get_buf_tv
__ARGS((typval_T
*tv
));
8785 * Get buffer by number or pattern.
8791 char_u
*name
= tv
->vval
.v_string
;
8796 if (tv
->v_type
== VAR_NUMBER
)
8797 return buflist_findnr((int)tv
->vval
.v_number
);
8798 if (tv
->v_type
!= VAR_STRING
)
8800 if (name
== NULL
|| *name
== NUL
)
8802 if (name
[0] == '$' && name
[1] == NUL
)
8805 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
8806 save_magic
= p_magic
;
8809 p_cpo
= (char_u
*)"";
8811 buf
= buflist_findnr(buflist_findpat(name
, name
+ STRLEN(name
),
8814 p_magic
= save_magic
;
8817 /* If not found, try expanding the name, like done for bufexists(). */
8819 buf
= find_buffer(tv
);
8825 * "bufname(expr)" function
8828 f_bufname(argvars
, rettv
)
8834 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8836 buf
= get_buf_tv(&argvars
[0]);
8837 rettv
->v_type
= VAR_STRING
;
8838 if (buf
!= NULL
&& buf
->b_fname
!= NULL
)
8839 rettv
->vval
.v_string
= vim_strsave(buf
->b_fname
);
8841 rettv
->vval
.v_string
= NULL
;
8846 * "bufnr(expr)" function
8849 f_bufnr(argvars
, rettv
)
8857 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8859 buf
= get_buf_tv(&argvars
[0]);
8862 /* If the buffer isn't found and the second argument is not zero create a
8865 && argvars
[1].v_type
!= VAR_UNKNOWN
8866 && get_tv_number_chk(&argvars
[1], &error
) != 0
8868 && (name
= get_tv_string_chk(&argvars
[0])) != NULL
8870 buf
= buflist_new(name
, NULL
, (linenr_T
)1, 0);
8873 rettv
->vval
.v_number
= buf
->b_fnum
;
8875 rettv
->vval
.v_number
= -1;
8879 * "bufwinnr(nr)" function
8882 f_bufwinnr(argvars
, rettv
)
8892 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8894 buf
= get_buf_tv(&argvars
[0]);
8896 for (wp
= firstwin
; wp
; wp
= wp
->w_next
)
8899 if (wp
->w_buffer
== buf
)
8902 rettv
->vval
.v_number
= (wp
!= NULL
? winnr
: -1);
8904 rettv
->vval
.v_number
= (curwin
->w_buffer
== buf
? 1 : -1);
8910 * "byte2line(byte)" function
8913 f_byte2line(argvars
, rettv
)
8914 typval_T
*argvars UNUSED
;
8917 #ifndef FEAT_BYTEOFF
8918 rettv
->vval
.v_number
= -1;
8922 boff
= get_tv_number(&argvars
[0]) - 1; /* boff gets -1 on type error */
8924 rettv
->vval
.v_number
= -1;
8926 rettv
->vval
.v_number
= ml_find_line_or_offset(curbuf
,
8927 (linenr_T
)0, &boff
);
8932 * "byteidx()" function
8935 f_byteidx(argvars
, rettv
)
8945 str
= get_tv_string_chk(&argvars
[0]);
8946 idx
= get_tv_number_chk(&argvars
[1], NULL
);
8947 rettv
->vval
.v_number
= -1;
8948 if (str
== NULL
|| idx
< 0)
8953 for ( ; idx
> 0; idx
--)
8955 if (*t
== NUL
) /* EOL reached */
8957 t
+= (*mb_ptr2len
)(t
);
8959 rettv
->vval
.v_number
= (varnumber_T
)(t
- str
);
8961 if ((size_t)idx
<= STRLEN(str
))
8962 rettv
->vval
.v_number
= idx
;
8967 * "call(func, arglist)" function
8970 f_call(argvars
, rettv
)
8975 typval_T argv
[MAX_FUNC_ARGS
+ 1];
8979 dict_T
*selfdict
= NULL
;
8981 if (argvars
[1].v_type
!= VAR_LIST
)
8986 if (argvars
[1].vval
.v_list
== NULL
)
8989 if (argvars
[0].v_type
== VAR_FUNC
)
8990 func
= argvars
[0].vval
.v_string
;
8992 func
= get_tv_string(&argvars
[0]);
8994 return; /* type error or empty name */
8996 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
8998 if (argvars
[2].v_type
!= VAR_DICT
)
9003 selfdict
= argvars
[2].vval
.v_dict
;
9006 for (item
= argvars
[1].vval
.v_list
->lv_first
; item
!= NULL
;
9007 item
= item
->li_next
)
9009 if (argc
== MAX_FUNC_ARGS
)
9011 EMSG(_("E699: Too many arguments"));
9014 /* Make a copy of each argument. This is needed to be able to set
9015 * v_lock to VAR_FIXED in the copy without changing the original list.
9017 copy_tv(&item
->li_tv
, &argv
[argc
++]);
9021 (void)call_func(func
, (int)STRLEN(func
), rettv
, argc
, argv
,
9022 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
9023 &dummy
, TRUE
, selfdict
);
9025 /* Free the arguments. */
9027 clear_tv(&argv
[--argc
]);
9032 * "ceil({float})" function
9035 f_ceil(argvars
, rettv
)
9041 rettv
->v_type
= VAR_FLOAT
;
9042 if (get_float_arg(argvars
, &f
) == OK
)
9043 rettv
->vval
.v_float
= ceil(f
);
9045 rettv
->vval
.v_float
= 0.0;
9050 * "changenr()" function
9053 f_changenr(argvars
, rettv
)
9054 typval_T
*argvars UNUSED
;
9057 rettv
->vval
.v_number
= curbuf
->b_u_seq_cur
;
9061 * "char2nr(string)" function
9064 f_char2nr(argvars
, rettv
)
9070 rettv
->vval
.v_number
= (*mb_ptr2char
)(get_tv_string(&argvars
[0]));
9073 rettv
->vval
.v_number
= get_tv_string(&argvars
[0])[0];
9077 * "cindent(lnum)" function
9080 f_cindent(argvars
, rettv
)
9088 pos
= curwin
->w_cursor
;
9089 lnum
= get_tv_lnum(argvars
);
9090 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
9092 curwin
->w_cursor
.lnum
= lnum
;
9093 rettv
->vval
.v_number
= get_c_indent();
9094 curwin
->w_cursor
= pos
;
9098 rettv
->vval
.v_number
= -1;
9102 * "clearmatches()" function
9105 f_clearmatches(argvars
, rettv
)
9106 typval_T
*argvars UNUSED
;
9107 typval_T
*rettv UNUSED
;
9109 #ifdef FEAT_SEARCH_EXTRA
9110 clear_matches(curwin
);
9115 * "col(string)" function
9118 f_col(argvars
, rettv
)
9124 int fnum
= curbuf
->b_fnum
;
9126 fp
= var2fpos(&argvars
[0], FALSE
, &fnum
);
9127 if (fp
!= NULL
&& fnum
== curbuf
->b_fnum
)
9129 if (fp
->col
== MAXCOL
)
9131 /* '> can be MAXCOL, get the length of the line then */
9132 if (fp
->lnum
<= curbuf
->b_ml
.ml_line_count
)
9133 col
= (colnr_T
)STRLEN(ml_get(fp
->lnum
)) + 1;
9140 #ifdef FEAT_VIRTUALEDIT
9141 /* col(".") when the cursor is on the NUL at the end of the line
9142 * because of "coladd" can be seen as an extra column. */
9143 if (virtual_active() && fp
== &curwin
->w_cursor
)
9145 char_u
*p
= ml_get_cursor();
9147 if (curwin
->w_cursor
.coladd
>= (colnr_T
)chartabsize(p
,
9148 curwin
->w_virtcol
- curwin
->w_cursor
.coladd
))
9153 if (*p
!= NUL
&& p
[(l
= (*mb_ptr2len
)(p
))] == NUL
)
9156 if (*p
!= NUL
&& p
[1] == NUL
)
9164 rettv
->vval
.v_number
= col
;
9167 #if defined(FEAT_INS_EXPAND)
9169 * "complete()" function
9172 f_complete(argvars
, rettv
)
9174 typval_T
*rettv UNUSED
;
9178 if ((State
& INSERT
) == 0)
9180 EMSG(_("E785: complete() can only be used in Insert mode"));
9184 /* Check for undo allowed here, because if something was already inserted
9185 * the line was already saved for undo and this check isn't done. */
9186 if (!undo_allowed())
9189 if (argvars
[1].v_type
!= VAR_LIST
|| argvars
[1].vval
.v_list
== NULL
)
9195 startcol
= get_tv_number_chk(&argvars
[0], NULL
);
9199 set_completion(startcol
- 1, argvars
[1].vval
.v_list
);
9203 * "complete_add()" function
9206 f_complete_add(argvars
, rettv
)
9210 rettv
->vval
.v_number
= ins_compl_add_tv(&argvars
[0], 0);
9214 * "complete_check()" function
9217 f_complete_check(argvars
, rettv
)
9218 typval_T
*argvars UNUSED
;
9221 int saved
= RedrawingDisabled
;
9223 RedrawingDisabled
= 0;
9224 ins_compl_check_keys(0);
9225 rettv
->vval
.v_number
= compl_interrupted
;
9226 RedrawingDisabled
= saved
;
9231 * "confirm(message, buttons[, default [, type]])" function
9234 f_confirm(argvars
, rettv
)
9235 typval_T
*argvars UNUSED
;
9236 typval_T
*rettv UNUSED
;
9238 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
9240 char_u
*buttons
= NULL
;
9241 char_u buf
[NUMBUFLEN
];
9242 char_u buf2
[NUMBUFLEN
];
9244 int type
= VIM_GENERIC
;
9248 message
= get_tv_string_chk(&argvars
[0]);
9249 if (message
== NULL
)
9251 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9253 buttons
= get_tv_string_buf_chk(&argvars
[1], buf
);
9254 if (buttons
== NULL
)
9256 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9258 def
= get_tv_number_chk(&argvars
[2], &error
);
9259 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9261 typestr
= get_tv_string_buf_chk(&argvars
[3], buf2
);
9262 if (typestr
== NULL
)
9266 switch (TOUPPER_ASC(*typestr
))
9268 case 'E': type
= VIM_ERROR
; break;
9269 case 'Q': type
= VIM_QUESTION
; break;
9270 case 'I': type
= VIM_INFO
; break;
9271 case 'W': type
= VIM_WARNING
; break;
9272 case 'G': type
= VIM_GENERIC
; break;
9279 if (buttons
== NULL
|| *buttons
== NUL
)
9280 buttons
= (char_u
*)_("&Ok");
9283 rettv
->vval
.v_number
= do_dialog(type
, NULL
, message
, buttons
,
9292 f_copy(argvars
, rettv
)
9296 item_copy(&argvars
[0], rettv
, FALSE
, 0);
9304 f_cos(argvars
, rettv
)
9310 rettv
->v_type
= VAR_FLOAT
;
9311 if (get_float_arg(argvars
, &f
) == OK
)
9312 rettv
->vval
.v_float
= cos(f
);
9314 rettv
->vval
.v_float
= 0.0;
9319 * "count()" function
9322 f_count(argvars
, rettv
)
9329 if (argvars
[0].v_type
== VAR_LIST
)
9335 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
9338 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9342 ic
= get_tv_number_chk(&argvars
[2], &error
);
9343 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9345 idx
= get_tv_number_chk(&argvars
[3], &error
);
9348 li
= list_find(l
, idx
);
9350 EMSGN(_(e_listidx
), idx
);
9357 for ( ; li
!= NULL
; li
= li
->li_next
)
9358 if (tv_equal(&li
->li_tv
, &argvars
[1], ic
))
9362 else if (argvars
[0].v_type
== VAR_DICT
)
9368 if ((d
= argvars
[0].vval
.v_dict
) != NULL
)
9372 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9374 ic
= get_tv_number_chk(&argvars
[2], &error
);
9375 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9379 todo
= error
? 0 : (int)d
->dv_hashtab
.ht_used
;
9380 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
9382 if (!HASHITEM_EMPTY(hi
))
9385 if (tv_equal(&HI2DI(hi
)->di_tv
, &argvars
[1], ic
))
9392 EMSG2(_(e_listdictarg
), "count()");
9393 rettv
->vval
.v_number
= n
;
9397 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
9399 * Checks the existence of a cscope connection.
9402 f_cscope_connection(argvars
, rettv
)
9403 typval_T
*argvars UNUSED
;
9404 typval_T
*rettv UNUSED
;
9408 char_u
*dbpath
= NULL
;
9409 char_u
*prepend
= NULL
;
9410 char_u buf
[NUMBUFLEN
];
9412 if (argvars
[0].v_type
!= VAR_UNKNOWN
9413 && argvars
[1].v_type
!= VAR_UNKNOWN
)
9415 num
= (int)get_tv_number(&argvars
[0]);
9416 dbpath
= get_tv_string(&argvars
[1]);
9417 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9418 prepend
= get_tv_string_buf(&argvars
[2], buf
);
9421 rettv
->vval
.v_number
= cs_connection(num
, dbpath
, prepend
);
9426 * "cursor(lnum, col)" function
9428 * Moves the cursor to the specified line and column.
9429 * Returns 0 when the position could be set, -1 otherwise.
9432 f_cursor(argvars
, rettv
)
9437 #ifdef FEAT_VIRTUALEDIT
9441 rettv
->vval
.v_number
= -1;
9442 if (argvars
[1].v_type
== VAR_UNKNOWN
)
9446 if (list2fpos(argvars
, &pos
, NULL
) == FAIL
)
9450 #ifdef FEAT_VIRTUALEDIT
9451 coladd
= pos
.coladd
;
9456 line
= get_tv_lnum(argvars
);
9457 col
= get_tv_number_chk(&argvars
[1], NULL
);
9458 #ifdef FEAT_VIRTUALEDIT
9459 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9460 coladd
= get_tv_number_chk(&argvars
[2], NULL
);
9463 if (line
< 0 || col
< 0
9464 #ifdef FEAT_VIRTUALEDIT
9468 return; /* type error; errmsg already given */
9470 curwin
->w_cursor
.lnum
= line
;
9472 curwin
->w_cursor
.col
= col
- 1;
9473 #ifdef FEAT_VIRTUALEDIT
9474 curwin
->w_cursor
.coladd
= coladd
;
9477 /* Make sure the cursor is in a valid position. */
9480 /* Correct cursor for multi-byte character. */
9485 curwin
->w_set_curswant
= TRUE
;
9486 rettv
->vval
.v_number
= 0;
9490 * "deepcopy()" function
9493 f_deepcopy(argvars
, rettv
)
9499 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9500 noref
= get_tv_number_chk(&argvars
[1], NULL
);
9501 if (noref
< 0 || noref
> 1)
9505 current_copyID
+= COPYID_INC
;
9506 item_copy(&argvars
[0], rettv
, TRUE
, noref
== 0 ? current_copyID
: 0);
9511 * "delete()" function
9514 f_delete(argvars
, rettv
)
9518 if (check_restricted() || check_secure())
9519 rettv
->vval
.v_number
= -1;
9521 rettv
->vval
.v_number
= mch_remove(get_tv_string(&argvars
[0]));
9525 * "did_filetype()" function
9528 f_did_filetype(argvars
, rettv
)
9529 typval_T
*argvars UNUSED
;
9530 typval_T
*rettv UNUSED
;
9533 rettv
->vval
.v_number
= did_filetype
;
9538 * "diff_filler()" function
9541 f_diff_filler(argvars
, rettv
)
9542 typval_T
*argvars UNUSED
;
9543 typval_T
*rettv UNUSED
;
9546 rettv
->vval
.v_number
= diff_check_fill(curwin
, get_tv_lnum(argvars
));
9551 * "diff_hlID()" function
9554 f_diff_hlID(argvars
, rettv
)
9555 typval_T
*argvars UNUSED
;
9556 typval_T
*rettv UNUSED
;
9559 linenr_T lnum
= get_tv_lnum(argvars
);
9560 static linenr_T prev_lnum
= 0;
9561 static int changedtick
= 0;
9562 static int fnum
= 0;
9563 static int change_start
= 0;
9564 static int change_end
= 0;
9565 static hlf_T hlID
= (hlf_T
)0;
9569 if (lnum
< 0) /* ignore type error in {lnum} arg */
9571 if (lnum
!= prev_lnum
9572 || changedtick
!= curbuf
->b_changedtick
9573 || fnum
!= curbuf
->b_fnum
)
9575 /* New line, buffer, change: need to get the values. */
9576 filler_lines
= diff_check(curwin
, lnum
);
9577 if (filler_lines
< 0)
9579 if (filler_lines
== -1)
9581 change_start
= MAXCOL
;
9583 if (diff_find_change(curwin
, lnum
, &change_start
, &change_end
))
9584 hlID
= HLF_ADD
; /* added line */
9586 hlID
= HLF_CHD
; /* changed line */
9589 hlID
= HLF_ADD
; /* added line */
9594 changedtick
= curbuf
->b_changedtick
;
9595 fnum
= curbuf
->b_fnum
;
9598 if (hlID
== HLF_CHD
|| hlID
== HLF_TXD
)
9600 col
= get_tv_number(&argvars
[1]) - 1; /* ignore type error in {col} */
9601 if (col
>= change_start
&& col
<= change_end
)
9602 hlID
= HLF_TXD
; /* changed text */
9604 hlID
= HLF_CHD
; /* changed line */
9606 rettv
->vval
.v_number
= hlID
== (hlf_T
)0 ? 0 : (int)hlID
;
9611 * "empty({expr})" function
9614 f_empty(argvars
, rettv
)
9620 switch (argvars
[0].v_type
)
9624 n
= argvars
[0].vval
.v_string
== NULL
9625 || *argvars
[0].vval
.v_string
== NUL
;
9628 n
= argvars
[0].vval
.v_number
== 0;
9632 n
= argvars
[0].vval
.v_float
== 0.0;
9636 n
= argvars
[0].vval
.v_list
== NULL
9637 || argvars
[0].vval
.v_list
->lv_first
== NULL
;
9640 n
= argvars
[0].vval
.v_dict
== NULL
9641 || argvars
[0].vval
.v_dict
->dv_hashtab
.ht_used
== 0;
9644 EMSG2(_(e_intern2
), "f_empty()");
9648 rettv
->vval
.v_number
= n
;
9652 * "escape({string}, {chars})" function
9655 f_escape(argvars
, rettv
)
9659 char_u buf
[NUMBUFLEN
];
9661 rettv
->vval
.v_string
= vim_strsave_escaped(get_tv_string(&argvars
[0]),
9662 get_tv_string_buf(&argvars
[1], buf
));
9663 rettv
->v_type
= VAR_STRING
;
9670 f_eval(argvars
, rettv
)
9676 s
= get_tv_string_chk(&argvars
[0]);
9680 if (s
== NULL
|| eval1(&s
, rettv
, TRUE
) == FAIL
)
9682 rettv
->v_type
= VAR_NUMBER
;
9683 rettv
->vval
.v_number
= 0;
9686 EMSG(_(e_trailing
));
9690 * "eventhandler()" function
9693 f_eventhandler(argvars
, rettv
)
9694 typval_T
*argvars UNUSED
;
9697 rettv
->vval
.v_number
= vgetc_busy
;
9701 * "executable()" function
9704 f_executable(argvars
, rettv
)
9708 rettv
->vval
.v_number
= mch_can_exe(get_tv_string(&argvars
[0]));
9712 * "exists()" function
9715 f_exists(argvars
, rettv
)
9724 p
= get_tv_string(&argvars
[0]);
9725 if (*p
== '$') /* environment variable */
9727 /* first try "normal" environment variables (fast) */
9728 if (mch_getenv(p
+ 1) != NULL
)
9732 /* try expanding things like $VIM and ${HOME} */
9733 p
= expand_env_save(p
);
9734 if (p
!= NULL
&& *p
!= '$')
9739 else if (*p
== '&' || *p
== '+') /* option */
9741 n
= (get_option_tv(&p
, NULL
, TRUE
) == OK
);
9742 if (*skipwhite(p
) != NUL
)
9743 n
= FALSE
; /* trailing garbage */
9745 else if (*p
== '*') /* internal or user defined function */
9747 n
= function_exists(p
+ 1);
9751 n
= cmd_exists(p
+ 1);
9757 n
= autocmd_supported(p
+ 2);
9759 n
= au_exists(p
+ 1);
9762 else /* internal variable */
9767 /* get_name_len() takes care of expanding curly braces */
9769 len
= get_name_len(&p
, &tofree
, TRUE
, FALSE
);
9774 n
= (get_var_tv(name
, len
, &tv
, FALSE
) == OK
);
9777 /* handle d.key, l[idx], f(expr) */
9778 n
= (handle_subscript(&p
, &tv
, TRUE
, FALSE
) == OK
);
9789 rettv
->vval
.v_number
= n
;
9793 * "expand()" function
9796 f_expand(argvars
, rettv
)
9803 int flags
= WILD_SILENT
|WILD_USE_NL
|WILD_LIST_NOTFOUND
;
9807 rettv
->v_type
= VAR_STRING
;
9808 s
= get_tv_string(&argvars
[0]);
9809 if (*s
== '%' || *s
== '#' || *s
== '<')
9812 rettv
->vval
.v_string
= eval_vars(s
, s
, &len
, NULL
, &errormsg
, NULL
);
9817 /* When the optional second argument is non-zero, don't remove matches
9818 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
9819 if (argvars
[1].v_type
!= VAR_UNKNOWN
9820 && get_tv_number_chk(&argvars
[1], &error
))
9821 flags
|= WILD_KEEP_ALL
;
9825 xpc
.xp_context
= EXPAND_FILES
;
9826 rettv
->vval
.v_string
= ExpandOne(&xpc
, s
, NULL
, flags
, WILD_ALL
);
9829 rettv
->vval
.v_string
= NULL
;
9834 * "extend(list, list [, idx])" function
9835 * "extend(dict, dict [, action])" function
9838 f_extend(argvars
, rettv
)
9842 if (argvars
[0].v_type
== VAR_LIST
&& argvars
[1].v_type
== VAR_LIST
)
9849 l1
= argvars
[0].vval
.v_list
;
9850 l2
= argvars
[1].vval
.v_list
;
9851 if (l1
!= NULL
&& !tv_check_lock(l1
->lv_lock
, (char_u
*)"extend()")
9854 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9856 before
= get_tv_number_chk(&argvars
[2], &error
);
9858 return; /* type error; errmsg already given */
9860 if (before
== l1
->lv_len
)
9864 item
= list_find(l1
, before
);
9867 EMSGN(_(e_listidx
), before
);
9874 list_extend(l1
, l2
, item
);
9876 copy_tv(&argvars
[0], rettv
);
9879 else if (argvars
[0].v_type
== VAR_DICT
&& argvars
[1].v_type
== VAR_DICT
)
9888 d1
= argvars
[0].vval
.v_dict
;
9889 d2
= argvars
[1].vval
.v_dict
;
9890 if (d1
!= NULL
&& !tv_check_lock(d1
->dv_lock
, (char_u
*)"extend()")
9893 /* Check the third argument. */
9894 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9896 static char *(av
[]) = {"keep", "force", "error"};
9898 action
= get_tv_string_chk(&argvars
[2]);
9900 return; /* type error; errmsg already given */
9901 for (i
= 0; i
< 3; ++i
)
9902 if (STRCMP(action
, av
[i
]) == 0)
9906 EMSG2(_(e_invarg2
), action
);
9911 action
= (char_u
*)"force";
9913 /* Go over all entries in the second dict and add them to the
9915 todo
= (int)d2
->dv_hashtab
.ht_used
;
9916 for (hi2
= d2
->dv_hashtab
.ht_array
; todo
> 0; ++hi2
)
9918 if (!HASHITEM_EMPTY(hi2
))
9921 di1
= dict_find(d1
, hi2
->hi_key
, -1);
9924 di1
= dictitem_copy(HI2DI(hi2
));
9925 if (di1
!= NULL
&& dict_add(d1
, di1
) == FAIL
)
9928 else if (*action
== 'e')
9930 EMSG2(_("E737: Key already exists: %s"), hi2
->hi_key
);
9933 else if (*action
== 'f')
9935 clear_tv(&di1
->di_tv
);
9936 copy_tv(&HI2DI(hi2
)->di_tv
, &di1
->di_tv
);
9941 copy_tv(&argvars
[0], rettv
);
9945 EMSG2(_(e_listdictarg
), "extend()");
9949 * "feedkeys()" function
9952 f_feedkeys(argvars
, rettv
)
9954 typval_T
*rettv UNUSED
;
9957 char_u
*keys
, *flags
;
9958 char_u nbuf
[NUMBUFLEN
];
9962 /* This is not allowed in the sandbox. If the commands would still be
9963 * executed in the sandbox it would be OK, but it probably happens later,
9964 * when "sandbox" is no longer set. */
9968 keys
= get_tv_string(&argvars
[0]);
9971 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9973 flags
= get_tv_string_buf(&argvars
[1], nbuf
);
9974 for ( ; *flags
!= NUL
; ++flags
)
9978 case 'n': remap
= FALSE
; break;
9979 case 'm': remap
= TRUE
; break;
9980 case 't': typed
= TRUE
; break;
9985 /* Need to escape K_SPECIAL and CSI before putting the string in the
9986 * typeahead buffer. */
9987 keys_esc
= vim_strsave_escape_csi(keys
);
9988 if (keys_esc
!= NULL
)
9990 ins_typebuf(keys_esc
, (remap
? REMAP_YES
: REMAP_NONE
),
9991 typebuf
.tb_len
, !typed
, FALSE
);
9994 typebuf_was_filled
= TRUE
;
10000 * "filereadable()" function
10003 f_filereadable(argvars
, rettv
)
10012 # define O_NONBLOCK 0
10014 p
= get_tv_string(&argvars
[0]);
10015 if (*p
&& !mch_isdir(p
) && (fd
= mch_open((char *)p
,
10016 O_RDONLY
| O_NONBLOCK
, 0)) >= 0)
10024 rettv
->vval
.v_number
= n
;
10028 * Return 0 for not writable, 1 for writable file, 2 for a dir which we have
10029 * rights to write into.
10032 f_filewritable(argvars
, rettv
)
10036 rettv
->vval
.v_number
= filewritable(get_tv_string(&argvars
[0]));
10039 static void findfilendir
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int find_what
));
10042 findfilendir(argvars
, rettv
, find_what
)
10047 #ifdef FEAT_SEARCHPATH
10049 char_u
*fresult
= NULL
;
10050 char_u
*path
= *curbuf
->b_p_path
== NUL
? p_path
: curbuf
->b_p_path
;
10052 char_u pathbuf
[NUMBUFLEN
];
10058 rettv
->vval
.v_string
= NULL
;
10059 rettv
->v_type
= VAR_STRING
;
10061 #ifdef FEAT_SEARCHPATH
10062 fname
= get_tv_string(&argvars
[0]);
10064 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
10066 p
= get_tv_string_buf_chk(&argvars
[1], pathbuf
);
10074 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
10075 count
= get_tv_number_chk(&argvars
[2], &error
);
10079 if (count
< 0 && rettv_list_alloc(rettv
) == FAIL
)
10082 if (*fname
!= NUL
&& !error
)
10086 if (rettv
->v_type
== VAR_STRING
)
10088 fresult
= find_file_in_path_option(first
? fname
: NULL
,
10089 first
? (int)STRLEN(fname
) : 0,
10093 find_what
== FINDFILE_DIR
10094 ? (char_u
*)"" : curbuf
->b_p_sua
);
10097 if (fresult
!= NULL
&& rettv
->v_type
== VAR_LIST
)
10098 list_append_string(rettv
->vval
.v_list
, fresult
, -1);
10100 } while ((rettv
->v_type
== VAR_LIST
|| --count
> 0) && fresult
!= NULL
);
10103 if (rettv
->v_type
== VAR_STRING
)
10104 rettv
->vval
.v_string
= fresult
;
10108 static void filter_map
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int map
));
10109 static int filter_map_one
__ARGS((typval_T
*tv
, char_u
*expr
, int map
, int *remp
));
10112 * Implementation of map() and filter().
10115 filter_map(argvars
, rettv
, map
)
10120 char_u buf
[NUMBUFLEN
];
10122 listitem_T
*li
, *nli
;
10132 char_u
*ermsg
= map
? (char_u
*)"map()" : (char_u
*)"filter()";
10135 if (argvars
[0].v_type
== VAR_LIST
)
10137 if ((l
= argvars
[0].vval
.v_list
) == NULL
10138 || (map
&& tv_check_lock(l
->lv_lock
, ermsg
)))
10141 else if (argvars
[0].v_type
== VAR_DICT
)
10143 if ((d
= argvars
[0].vval
.v_dict
) == NULL
10144 || (map
&& tv_check_lock(d
->dv_lock
, ermsg
)))
10149 EMSG2(_(e_listdictarg
), ermsg
);
10153 expr
= get_tv_string_buf_chk(&argvars
[1], buf
);
10154 /* On type errors, the preceding call has already displayed an error
10155 * message. Avoid a misleading error message for an empty string that
10156 * was not passed as argument. */
10159 prepare_vimvar(VV_VAL
, &save_val
);
10160 expr
= skipwhite(expr
);
10162 /* We reset "did_emsg" to be able to detect whether an error
10163 * occurred during evaluation of the expression. */
10164 save_did_emsg
= did_emsg
;
10167 if (argvars
[0].v_type
== VAR_DICT
)
10169 prepare_vimvar(VV_KEY
, &save_key
);
10170 vimvars
[VV_KEY
].vv_type
= VAR_STRING
;
10172 ht
= &d
->dv_hashtab
;
10174 todo
= (int)ht
->ht_used
;
10175 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
10177 if (!HASHITEM_EMPTY(hi
))
10181 if (tv_check_lock(di
->di_tv
.v_lock
, ermsg
))
10183 vimvars
[VV_KEY
].vv_str
= vim_strsave(di
->di_key
);
10184 if (filter_map_one(&di
->di_tv
, expr
, map
, &rem
) == FAIL
10188 dictitem_remove(d
, di
);
10189 clear_tv(&vimvars
[VV_KEY
].vv_tv
);
10194 restore_vimvar(VV_KEY
, &save_key
);
10198 for (li
= l
->lv_first
; li
!= NULL
; li
= nli
)
10200 if (tv_check_lock(li
->li_tv
.v_lock
, ermsg
))
10203 if (filter_map_one(&li
->li_tv
, expr
, map
, &rem
) == FAIL
10207 listitem_remove(l
, li
);
10211 restore_vimvar(VV_VAL
, &save_val
);
10213 did_emsg
|= save_did_emsg
;
10216 copy_tv(&argvars
[0], rettv
);
10220 filter_map_one(tv
, expr
, map
, remp
)
10230 copy_tv(tv
, &vimvars
[VV_VAL
].vv_tv
);
10232 if (eval1(&s
, &rettv
, TRUE
) == FAIL
)
10234 if (*s
!= NUL
) /* check for trailing chars after expr */
10236 EMSG2(_(e_invexpr2
), s
);
10241 /* map(): replace the list item value */
10250 /* filter(): when expr is zero remove the item */
10251 *remp
= (get_tv_number_chk(&rettv
, &error
) == 0);
10253 /* On type error, nothing has been removed; return FAIL to stop the
10254 * loop. The error message was given by get_tv_number_chk(). */
10260 clear_tv(&vimvars
[VV_VAL
].vv_tv
);
10265 * "filter()" function
10268 f_filter(argvars
, rettv
)
10272 filter_map(argvars
, rettv
, FALSE
);
10276 * "finddir({fname}[, {path}[, {count}]])" function
10279 f_finddir(argvars
, rettv
)
10283 findfilendir(argvars
, rettv
, FINDFILE_DIR
);
10287 * "findfile({fname}[, {path}[, {count}]])" function
10290 f_findfile(argvars
, rettv
)
10294 findfilendir(argvars
, rettv
, FINDFILE_FILE
);
10299 * "float2nr({float})" function
10302 f_float2nr(argvars
, rettv
)
10308 if (get_float_arg(argvars
, &f
) == OK
)
10310 if (f
< -0x7fffffff)
10311 rettv
->vval
.v_number
= -0x7fffffff;
10312 else if (f
> 0x7fffffff)
10313 rettv
->vval
.v_number
= 0x7fffffff;
10315 rettv
->vval
.v_number
= (varnumber_T
)f
;
10320 * "floor({float})" function
10323 f_floor(argvars
, rettv
)
10329 rettv
->v_type
= VAR_FLOAT
;
10330 if (get_float_arg(argvars
, &f
) == OK
)
10331 rettv
->vval
.v_float
= floor(f
);
10333 rettv
->vval
.v_float
= 0.0;
10338 * "fnameescape({string})" function
10341 f_fnameescape(argvars
, rettv
)
10345 rettv
->vval
.v_string
= vim_strsave_fnameescape(
10346 get_tv_string(&argvars
[0]), FALSE
);
10347 rettv
->v_type
= VAR_STRING
;
10351 * "fnamemodify({fname}, {mods})" function
10354 f_fnamemodify(argvars
, rettv
)
10362 char_u
*fbuf
= NULL
;
10363 char_u buf
[NUMBUFLEN
];
10365 fname
= get_tv_string_chk(&argvars
[0]);
10366 mods
= get_tv_string_buf_chk(&argvars
[1], buf
);
10367 if (fname
== NULL
|| mods
== NULL
)
10371 len
= (int)STRLEN(fname
);
10372 (void)modify_fname(mods
, &usedlen
, &fname
, &fbuf
, &len
);
10375 rettv
->v_type
= VAR_STRING
;
10377 rettv
->vval
.v_string
= NULL
;
10379 rettv
->vval
.v_string
= vim_strnsave(fname
, len
);
10383 static void foldclosed_both
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int end
));
10386 * "foldclosed()" function
10389 foldclosed_both(argvars
, rettv
, end
)
10394 #ifdef FEAT_FOLDING
10396 linenr_T first
, last
;
10398 lnum
= get_tv_lnum(argvars
);
10399 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
10401 if (hasFoldingWin(curwin
, lnum
, &first
, &last
, FALSE
, NULL
))
10404 rettv
->vval
.v_number
= (varnumber_T
)last
;
10406 rettv
->vval
.v_number
= (varnumber_T
)first
;
10411 rettv
->vval
.v_number
= -1;
10415 * "foldclosed()" function
10418 f_foldclosed(argvars
, rettv
)
10422 foldclosed_both(argvars
, rettv
, FALSE
);
10426 * "foldclosedend()" function
10429 f_foldclosedend(argvars
, rettv
)
10433 foldclosed_both(argvars
, rettv
, TRUE
);
10437 * "foldlevel()" function
10440 f_foldlevel(argvars
, rettv
)
10444 #ifdef FEAT_FOLDING
10447 lnum
= get_tv_lnum(argvars
);
10448 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
10449 rettv
->vval
.v_number
= foldLevel(lnum
);
10454 * "foldtext()" function
10457 f_foldtext(argvars
, rettv
)
10458 typval_T
*argvars UNUSED
;
10461 #ifdef FEAT_FOLDING
10469 rettv
->v_type
= VAR_STRING
;
10470 rettv
->vval
.v_string
= NULL
;
10471 #ifdef FEAT_FOLDING
10472 if ((linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
> 0
10473 && (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
10474 <= curbuf
->b_ml
.ml_line_count
10475 && vimvars
[VV_FOLDDASHES
].vv_str
!= NULL
)
10477 /* Find first non-empty line in the fold. */
10478 lnum
= (linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
;
10479 while (lnum
< (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
)
10481 if (!linewhite(lnum
))
10486 /* Find interesting text in this line. */
10487 s
= skipwhite(ml_get(lnum
));
10488 /* skip C comment-start */
10489 if (s
[0] == '/' && (s
[1] == '*' || s
[1] == '/'))
10491 s
= skipwhite(s
+ 2);
10492 if (*skipwhite(s
) == NUL
10493 && lnum
+ 1 < (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
)
10495 s
= skipwhite(ml_get(lnum
+ 1));
10497 s
= skipwhite(s
+ 1);
10500 txt
= _("+-%s%3ld lines: ");
10501 r
= alloc((unsigned)(STRLEN(txt
)
10502 + STRLEN(vimvars
[VV_FOLDDASHES
].vv_str
) /* for %s */
10503 + 20 /* for %3ld */
10504 + STRLEN(s
))); /* concatenated */
10507 sprintf((char *)r
, txt
, vimvars
[VV_FOLDDASHES
].vv_str
,
10508 (long)((linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
10509 - (linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
+ 1));
10510 len
= (int)STRLEN(r
);
10512 /* remove 'foldmarker' and 'commentstring' */
10513 foldtext_cleanup(r
+ len
);
10514 rettv
->vval
.v_string
= r
;
10521 * "foldtextresult(lnum)" function
10524 f_foldtextresult(argvars
, rettv
)
10525 typval_T
*argvars UNUSED
;
10528 #ifdef FEAT_FOLDING
10532 foldinfo_T foldinfo
;
10536 rettv
->v_type
= VAR_STRING
;
10537 rettv
->vval
.v_string
= NULL
;
10538 #ifdef FEAT_FOLDING
10539 lnum
= get_tv_lnum(argvars
);
10540 /* treat illegal types and illegal string values for {lnum} the same */
10543 fold_count
= foldedCount(curwin
, lnum
, &foldinfo
);
10544 if (fold_count
> 0)
10546 text
= get_foldtext(curwin
, lnum
, lnum
+ fold_count
- 1,
10549 text
= vim_strsave(text
);
10550 rettv
->vval
.v_string
= text
;
10556 * "foreground()" function
10559 f_foreground(argvars
, rettv
)
10560 typval_T
*argvars UNUSED
;
10561 typval_T
*rettv UNUSED
;
10565 gui_mch_set_foreground();
10568 win32_set_foreground();
10574 * "function()" function
10577 f_function(argvars
, rettv
)
10583 s
= get_tv_string(&argvars
[0]);
10584 if (s
== NULL
|| *s
== NUL
|| VIM_ISDIGIT(*s
))
10585 EMSG2(_(e_invarg2
), s
);
10586 /* Don't check an autoload name for existence here. */
10587 else if (vim_strchr(s
, AUTOLOAD_CHAR
) == NULL
&& !function_exists(s
))
10588 EMSG2(_("E700: Unknown function: %s"), s
);
10591 rettv
->vval
.v_string
= vim_strsave(s
);
10592 rettv
->v_type
= VAR_FUNC
;
10597 * "garbagecollect()" function
10600 f_garbagecollect(argvars
, rettv
)
10602 typval_T
*rettv UNUSED
;
10604 /* This is postponed until we are back at the toplevel, because we may be
10605 * using Lists and Dicts internally. E.g.: ":echo [garbagecollect()]". */
10606 want_garbage_collect
= TRUE
;
10608 if (argvars
[0].v_type
!= VAR_UNKNOWN
&& get_tv_number(&argvars
[0]) == 1)
10609 garbage_collect_at_exit
= TRUE
;
10616 f_get(argvars
, rettv
)
10624 typval_T
*tv
= NULL
;
10626 if (argvars
[0].v_type
== VAR_LIST
)
10628 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
10632 li
= list_find(l
, get_tv_number_chk(&argvars
[1], &error
));
10633 if (!error
&& li
!= NULL
)
10637 else if (argvars
[0].v_type
== VAR_DICT
)
10639 if ((d
= argvars
[0].vval
.v_dict
) != NULL
)
10641 di
= dict_find(d
, get_tv_string(&argvars
[1]), -1);
10647 EMSG2(_(e_listdictarg
), "get()");
10651 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
10652 copy_tv(&argvars
[2], rettv
);
10655 copy_tv(tv
, rettv
);
10658 static void get_buffer_lines
__ARGS((buf_T
*buf
, linenr_T start
, linenr_T end
, int retlist
, typval_T
*rettv
));
10661 * Get line or list of lines from buffer "buf" into "rettv".
10662 * Return a range (from start to end) of lines in rettv from the specified
10664 * If 'retlist' is TRUE, then the lines are returned as a Vim List.
10667 get_buffer_lines(buf
, start
, end
, retlist
, rettv
)
10676 if (retlist
&& rettv_list_alloc(rettv
) == FAIL
)
10679 if (buf
== NULL
|| buf
->b_ml
.ml_mfp
== NULL
|| start
< 0)
10684 if (start
>= 1 && start
<= buf
->b_ml
.ml_line_count
)
10685 p
= ml_get_buf(buf
, start
, FALSE
);
10689 rettv
->v_type
= VAR_STRING
;
10690 rettv
->vval
.v_string
= vim_strsave(p
);
10699 if (end
> buf
->b_ml
.ml_line_count
)
10700 end
= buf
->b_ml
.ml_line_count
;
10701 while (start
<= end
)
10702 if (list_append_string(rettv
->vval
.v_list
,
10703 ml_get_buf(buf
, start
++, FALSE
), -1) == FAIL
)
10709 * "getbufline()" function
10712 f_getbufline(argvars
, rettv
)
10720 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
10722 buf
= get_buf_tv(&argvars
[0]);
10725 lnum
= get_tv_lnum_buf(&argvars
[1], buf
);
10726 if (argvars
[2].v_type
== VAR_UNKNOWN
)
10729 end
= get_tv_lnum_buf(&argvars
[2], buf
);
10731 get_buffer_lines(buf
, lnum
, end
, TRUE
, rettv
);
10735 * "getbufvar()" function
10738 f_getbufvar(argvars
, rettv
)
10743 buf_T
*save_curbuf
;
10747 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
10748 varname
= get_tv_string_chk(&argvars
[1]);
10750 buf
= get_buf_tv(&argvars
[0]);
10752 rettv
->v_type
= VAR_STRING
;
10753 rettv
->vval
.v_string
= NULL
;
10755 if (buf
!= NULL
&& varname
!= NULL
)
10757 /* set curbuf to be our buf, temporarily */
10758 save_curbuf
= curbuf
;
10761 if (*varname
== '&') /* buffer-local-option */
10762 get_option_tv(&varname
, rettv
, TRUE
);
10765 if (*varname
== NUL
)
10766 /* let getbufvar({nr}, "") return the "b:" dictionary. The
10767 * scope prefix before the NUL byte is required by
10768 * find_var_in_ht(). */
10769 varname
= (char_u
*)"b:" + 2;
10770 /* look up the variable */
10771 v
= find_var_in_ht(&curbuf
->b_vars
.dv_hashtab
, varname
, FALSE
);
10773 copy_tv(&v
->di_tv
, rettv
);
10776 /* restore previous notion of curbuf */
10777 curbuf
= save_curbuf
;
10784 * "getchar()" function
10787 f_getchar(argvars
, rettv
)
10794 /* Position the cursor. Needed after a message that ends in a space. */
10795 windgoto(msg_row
, msg_col
);
10801 if (argvars
[0].v_type
== VAR_UNKNOWN
)
10802 /* getchar(): blocking wait. */
10804 else if (get_tv_number_chk(&argvars
[0], &error
) == 1)
10805 /* getchar(1): only check if char avail */
10807 else if (error
|| vpeekc() == NUL
)
10808 /* illegal argument or getchar(0) and no char avail: return zero */
10811 /* getchar(0) and char avail: return char */
10820 vimvars
[VV_MOUSE_WIN
].vv_nr
= 0;
10821 vimvars
[VV_MOUSE_LNUM
].vv_nr
= 0;
10822 vimvars
[VV_MOUSE_COL
].vv_nr
= 0;
10824 rettv
->vval
.v_number
= n
;
10825 if (IS_SPECIAL(n
) || mod_mask
!= 0)
10827 char_u temp
[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
10830 /* Turn a special key into three bytes, plus modifier. */
10833 temp
[i
++] = K_SPECIAL
;
10834 temp
[i
++] = KS_MODIFIER
;
10835 temp
[i
++] = mod_mask
;
10839 temp
[i
++] = K_SPECIAL
;
10840 temp
[i
++] = K_SECOND(n
);
10841 temp
[i
++] = K_THIRD(n
);
10844 else if (has_mbyte
)
10845 i
+= (*mb_char2bytes
)(n
, temp
+ i
);
10850 rettv
->v_type
= VAR_STRING
;
10851 rettv
->vval
.v_string
= vim_strsave(temp
);
10854 if (n
== K_LEFTMOUSE
10855 || n
== K_LEFTMOUSE_NM
10857 || n
== K_LEFTRELEASE
10858 || n
== K_LEFTRELEASE_NM
10859 || n
== K_MIDDLEMOUSE
10860 || n
== K_MIDDLEDRAG
10861 || n
== K_MIDDLERELEASE
10862 || n
== K_RIGHTMOUSE
10863 || n
== K_RIGHTDRAG
10864 || n
== K_RIGHTRELEASE
10867 || n
== K_X1RELEASE
10870 || n
== K_X2RELEASE
10871 || n
== K_MOUSEDOWN
10874 int row
= mouse_row
;
10875 int col
= mouse_col
;
10878 # ifdef FEAT_WINDOWS
10883 if (row
>= 0 && col
>= 0)
10885 /* Find the window at the mouse coordinates and compute the
10886 * text position. */
10887 win
= mouse_find_win(&row
, &col
);
10888 (void)mouse_comp_pos(win
, &row
, &col
, &lnum
);
10889 # ifdef FEAT_WINDOWS
10890 for (wp
= firstwin
; wp
!= win
; wp
= wp
->w_next
)
10893 vimvars
[VV_MOUSE_WIN
].vv_nr
= winnr
;
10894 vimvars
[VV_MOUSE_LNUM
].vv_nr
= lnum
;
10895 vimvars
[VV_MOUSE_COL
].vv_nr
= col
+ 1;
10903 * "getcharmod()" function
10906 f_getcharmod(argvars
, rettv
)
10907 typval_T
*argvars UNUSED
;
10910 rettv
->vval
.v_number
= mod_mask
;
10914 * "getcmdline()" function
10917 f_getcmdline(argvars
, rettv
)
10918 typval_T
*argvars UNUSED
;
10921 rettv
->v_type
= VAR_STRING
;
10922 rettv
->vval
.v_string
= get_cmdline_str();
10926 * "getcmdpos()" function
10929 f_getcmdpos(argvars
, rettv
)
10930 typval_T
*argvars UNUSED
;
10933 rettv
->vval
.v_number
= get_cmdline_pos() + 1;
10937 * "getcmdtype()" function
10940 f_getcmdtype(argvars
, rettv
)
10941 typval_T
*argvars UNUSED
;
10944 rettv
->v_type
= VAR_STRING
;
10945 rettv
->vval
.v_string
= alloc(2);
10946 if (rettv
->vval
.v_string
!= NULL
)
10948 rettv
->vval
.v_string
[0] = get_cmdline_type();
10949 rettv
->vval
.v_string
[1] = NUL
;
10954 * "getcwd()" function
10957 f_getcwd(argvars
, rettv
)
10958 typval_T
*argvars UNUSED
;
10961 char_u cwd
[MAXPATHL
];
10963 rettv
->v_type
= VAR_STRING
;
10964 if (mch_dirname(cwd
, MAXPATHL
) == FAIL
)
10965 rettv
->vval
.v_string
= NULL
;
10968 rettv
->vval
.v_string
= vim_strsave(cwd
);
10969 #ifdef BACKSLASH_IN_FILENAME
10970 if (rettv
->vval
.v_string
!= NULL
)
10971 slash_adjust(rettv
->vval
.v_string
);
10977 * "getfontname()" function
10980 f_getfontname(argvars
, rettv
)
10981 typval_T
*argvars UNUSED
;
10984 rettv
->v_type
= VAR_STRING
;
10985 rettv
->vval
.v_string
= NULL
;
10990 char_u
*name
= NULL
;
10992 if (argvars
[0].v_type
== VAR_UNKNOWN
)
10994 /* Get the "Normal" font. Either the name saved by
10995 * hl_set_font_name() or from the font ID. */
10996 font
= gui
.norm_font
;
10997 name
= hl_get_font_name();
11001 name
= get_tv_string(&argvars
[0]);
11002 if (STRCMP(name
, "*") == 0) /* don't use font dialog */
11004 font
= gui_mch_get_font(name
, FALSE
);
11005 if (font
== NOFONT
)
11006 return; /* Invalid font name, return empty string. */
11008 rettv
->vval
.v_string
= gui_mch_get_fontname(font
, name
);
11009 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
11010 gui_mch_free_font(font
);
11016 * "getfperm({fname})" function
11019 f_getfperm(argvars
, rettv
)
11025 char_u
*perm
= NULL
;
11026 char_u flags
[] = "rwx";
11029 fname
= get_tv_string(&argvars
[0]);
11031 rettv
->v_type
= VAR_STRING
;
11032 if (mch_stat((char *)fname
, &st
) >= 0)
11034 perm
= vim_strsave((char_u
*)"---------");
11037 for (i
= 0; i
< 9; i
++)
11039 if (st
.st_mode
& (1 << (8 - i
)))
11040 perm
[i
] = flags
[i
% 3];
11044 rettv
->vval
.v_string
= perm
;
11048 * "getfsize({fname})" function
11051 f_getfsize(argvars
, rettv
)
11058 fname
= get_tv_string(&argvars
[0]);
11060 rettv
->v_type
= VAR_NUMBER
;
11062 if (mch_stat((char *)fname
, &st
) >= 0)
11064 if (mch_isdir(fname
))
11065 rettv
->vval
.v_number
= 0;
11068 rettv
->vval
.v_number
= (varnumber_T
)st
.st_size
;
11070 /* non-perfect check for overflow */
11071 if ((off_t
)rettv
->vval
.v_number
!= (off_t
)st
.st_size
)
11072 rettv
->vval
.v_number
= -2;
11076 rettv
->vval
.v_number
= -1;
11080 * "getftime({fname})" function
11083 f_getftime(argvars
, rettv
)
11090 fname
= get_tv_string(&argvars
[0]);
11092 if (mch_stat((char *)fname
, &st
) >= 0)
11093 rettv
->vval
.v_number
= (varnumber_T
)st
.st_mtime
;
11095 rettv
->vval
.v_number
= -1;
11099 * "getftype({fname})" function
11102 f_getftype(argvars
, rettv
)
11108 char_u
*type
= NULL
;
11111 fname
= get_tv_string(&argvars
[0]);
11113 rettv
->v_type
= VAR_STRING
;
11114 if (mch_lstat((char *)fname
, &st
) >= 0)
11117 if (S_ISREG(st
.st_mode
))
11119 else if (S_ISDIR(st
.st_mode
))
11122 else if (S_ISLNK(st
.st_mode
))
11126 else if (S_ISBLK(st
.st_mode
))
11130 else if (S_ISCHR(st
.st_mode
))
11134 else if (S_ISFIFO(st
.st_mode
))
11138 else if (S_ISSOCK(st
.st_mode
))
11145 switch (st
.st_mode
& S_IFMT
)
11147 case S_IFREG
: t
= "file"; break;
11148 case S_IFDIR
: t
= "dir"; break;
11150 case S_IFLNK
: t
= "link"; break;
11153 case S_IFBLK
: t
= "bdev"; break;
11156 case S_IFCHR
: t
= "cdev"; break;
11159 case S_IFIFO
: t
= "fifo"; break;
11162 case S_IFSOCK
: t
= "socket"; break;
11164 default: t
= "other";
11167 if (mch_isdir(fname
))
11173 type
= vim_strsave((char_u
*)t
);
11175 rettv
->vval
.v_string
= type
;
11179 * "getline(lnum, [end])" function
11182 f_getline(argvars
, rettv
)
11190 lnum
= get_tv_lnum(argvars
);
11191 if (argvars
[1].v_type
== VAR_UNKNOWN
)
11198 end
= get_tv_lnum(&argvars
[1]);
11202 get_buffer_lines(curbuf
, lnum
, end
, retlist
, rettv
);
11206 * "getmatches()" function
11209 f_getmatches(argvars
, rettv
)
11210 typval_T
*argvars UNUSED
;
11213 #ifdef FEAT_SEARCH_EXTRA
11215 matchitem_T
*cur
= curwin
->w_match_head
;
11217 if (rettv_list_alloc(rettv
) == OK
)
11219 while (cur
!= NULL
)
11221 dict
= dict_alloc();
11224 dict_add_nr_str(dict
, "group", 0L, syn_id2name(cur
->hlg_id
));
11225 dict_add_nr_str(dict
, "pattern", 0L, cur
->pattern
);
11226 dict_add_nr_str(dict
, "priority", (long)cur
->priority
, NULL
);
11227 dict_add_nr_str(dict
, "id", (long)cur
->id
, NULL
);
11228 list_append_dict(rettv
->vval
.v_list
, dict
);
11236 * "getpid()" function
11239 f_getpid(argvars
, rettv
)
11240 typval_T
*argvars UNUSED
;
11243 rettv
->vval
.v_number
= mch_get_pid();
11247 * "getpos(string)" function
11250 f_getpos(argvars
, rettv
)
11258 if (rettv_list_alloc(rettv
) == OK
)
11260 l
= rettv
->vval
.v_list
;
11261 fp
= var2fpos(&argvars
[0], TRUE
, &fnum
);
11263 list_append_number(l
, (varnumber_T
)fnum
);
11265 list_append_number(l
, (varnumber_T
)0);
11266 list_append_number(l
, (fp
!= NULL
) ? (varnumber_T
)fp
->lnum
11268 list_append_number(l
, (fp
!= NULL
)
11269 ? (varnumber_T
)(fp
->col
== MAXCOL
? MAXCOL
: fp
->col
+ 1)
11271 list_append_number(l
,
11272 #ifdef FEAT_VIRTUALEDIT
11273 (fp
!= NULL
) ? (varnumber_T
)fp
->coladd
:
11278 rettv
->vval
.v_number
= FALSE
;
11282 * "getqflist()" and "getloclist()" functions
11285 f_getqflist(argvars
, rettv
)
11286 typval_T
*argvars UNUSED
;
11287 typval_T
*rettv UNUSED
;
11289 #ifdef FEAT_QUICKFIX
11293 #ifdef FEAT_QUICKFIX
11294 if (rettv_list_alloc(rettv
) == OK
)
11297 if (argvars
[0].v_type
!= VAR_UNKNOWN
) /* getloclist() */
11299 wp
= find_win_by_nr(&argvars
[0], NULL
);
11304 (void)get_errorlist(wp
, rettv
->vval
.v_list
);
11310 * "getreg()" function
11313 f_getreg(argvars
, rettv
)
11317 char_u
*strregname
;
11322 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
11324 strregname
= get_tv_string_chk(&argvars
[0]);
11325 error
= strregname
== NULL
;
11326 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
11327 arg2
= get_tv_number_chk(&argvars
[1], &error
);
11330 strregname
= vimvars
[VV_REG
].vv_str
;
11331 regname
= (strregname
== NULL
? '"' : *strregname
);
11335 rettv
->v_type
= VAR_STRING
;
11336 rettv
->vval
.v_string
= error
? NULL
:
11337 get_reg_contents(regname
, TRUE
, arg2
);
11341 * "getregtype()" function
11344 f_getregtype(argvars
, rettv
)
11348 char_u
*strregname
;
11350 char_u buf
[NUMBUFLEN
+ 2];
11353 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
11355 strregname
= get_tv_string_chk(&argvars
[0]);
11356 if (strregname
== NULL
) /* type error; errmsg already given */
11358 rettv
->v_type
= VAR_STRING
;
11359 rettv
->vval
.v_string
= NULL
;
11364 /* Default to v:register */
11365 strregname
= vimvars
[VV_REG
].vv_str
;
11367 regname
= (strregname
== NULL
? '"' : *strregname
);
11373 switch (get_reg_type(regname
, ®len
))
11375 case MLINE
: buf
[0] = 'V'; break;
11376 case MCHAR
: buf
[0] = 'v'; break;
11380 sprintf((char *)buf
+ 1, "%ld", reglen
+ 1);
11384 rettv
->v_type
= VAR_STRING
;
11385 rettv
->vval
.v_string
= vim_strsave(buf
);
11389 * "gettabwinvar()" function
11392 f_gettabwinvar(argvars
, rettv
)
11396 getwinvar(argvars
, rettv
, 1);
11400 * "getwinposx()" function
11403 f_getwinposx(argvars
, rettv
)
11404 typval_T
*argvars UNUSED
;
11407 rettv
->vval
.v_number
= -1;
11413 if (gui_mch_get_winpos(&x
, &y
) == OK
)
11414 rettv
->vval
.v_number
= x
;
11420 * "getwinposy()" function
11423 f_getwinposy(argvars
, rettv
)
11424 typval_T
*argvars UNUSED
;
11427 rettv
->vval
.v_number
= -1;
11433 if (gui_mch_get_winpos(&x
, &y
) == OK
)
11434 rettv
->vval
.v_number
= y
;
11440 * Find window specified by "vp" in tabpage "tp".
11443 find_win_by_nr(vp
, tp
)
11445 tabpage_T
*tp
; /* NULL for current tab page */
11447 #ifdef FEAT_WINDOWS
11452 nr
= get_tv_number_chk(vp
, NULL
);
11454 #ifdef FEAT_WINDOWS
11460 for (wp
= (tp
== NULL
|| tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
11461 wp
!= NULL
; wp
= wp
->w_next
)
11466 if (nr
== 0 || nr
== 1)
11473 * "getwinvar()" function
11476 f_getwinvar(argvars
, rettv
)
11480 getwinvar(argvars
, rettv
, 0);
11484 * getwinvar() and gettabwinvar()
11487 getwinvar(argvars
, rettv
, off
)
11490 int off
; /* 1 for gettabwinvar() */
11492 win_T
*win
, *oldcurwin
;
11497 #ifdef FEAT_WINDOWS
11499 tp
= find_tabpage((int)get_tv_number_chk(&argvars
[0], NULL
));
11503 win
= find_win_by_nr(&argvars
[off
], tp
);
11504 varname
= get_tv_string_chk(&argvars
[off
+ 1]);
11507 rettv
->v_type
= VAR_STRING
;
11508 rettv
->vval
.v_string
= NULL
;
11510 if (win
!= NULL
&& varname
!= NULL
)
11512 /* Set curwin to be our win, temporarily. Also set curbuf, so
11513 * that we can get buffer-local options. */
11514 oldcurwin
= curwin
;
11516 curbuf
= win
->w_buffer
;
11518 if (*varname
== '&') /* window-local-option */
11519 get_option_tv(&varname
, rettv
, 1);
11522 if (*varname
== NUL
)
11523 /* let getwinvar({nr}, "") return the "w:" dictionary. The
11524 * scope prefix before the NUL byte is required by
11525 * find_var_in_ht(). */
11526 varname
= (char_u
*)"w:" + 2;
11527 /* look up the variable */
11528 v
= find_var_in_ht(&win
->w_vars
.dv_hashtab
, varname
, FALSE
);
11530 copy_tv(&v
->di_tv
, rettv
);
11533 /* restore previous notion of curwin */
11534 curwin
= oldcurwin
;
11535 curbuf
= curwin
->w_buffer
;
11542 * "glob()" function
11545 f_glob(argvars
, rettv
)
11549 int flags
= WILD_SILENT
|WILD_USE_NL
;
11553 /* When the optional second argument is non-zero, don't remove matches
11554 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
11555 if (argvars
[1].v_type
!= VAR_UNKNOWN
11556 && get_tv_number_chk(&argvars
[1], &error
))
11557 flags
|= WILD_KEEP_ALL
;
11558 rettv
->v_type
= VAR_STRING
;
11562 xpc
.xp_context
= EXPAND_FILES
;
11563 rettv
->vval
.v_string
= ExpandOne(&xpc
, get_tv_string(&argvars
[0]),
11564 NULL
, flags
, WILD_ALL
);
11567 rettv
->vval
.v_string
= NULL
;
11571 * "globpath()" function
11574 f_globpath(argvars
, rettv
)
11579 char_u buf1
[NUMBUFLEN
];
11580 char_u
*file
= get_tv_string_buf_chk(&argvars
[1], buf1
);
11583 /* When the optional second argument is non-zero, don't remove matches
11584 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
11585 if (argvars
[2].v_type
!= VAR_UNKNOWN
11586 && get_tv_number_chk(&argvars
[2], &error
))
11587 flags
|= WILD_KEEP_ALL
;
11588 rettv
->v_type
= VAR_STRING
;
11589 if (file
== NULL
|| error
)
11590 rettv
->vval
.v_string
= NULL
;
11592 rettv
->vval
.v_string
= globpath(get_tv_string(&argvars
[0]), file
,
11600 f_has(argvars
, rettv
)
11607 static char *(has_list
[]) =
11628 #if defined(MACOS_X_UNIX)
11652 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
11661 #ifndef CASE_INSENSITIVE_FILENAME
11667 #ifdef FEAT_AUTOCMD
11672 # ifndef FEAT_GUI_W32 /* other GUIs always have multiline balloons */
11673 "balloon_multiline",
11676 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
11678 # ifdef ALL_BUILTIN_TCAPS
11679 "all_builtin_terms",
11682 #ifdef FEAT_BYTEOFF
11685 #ifdef FEAT_CINDENT
11688 #ifdef FEAT_CLIENTSERVER
11691 #ifdef FEAT_CLIPBOARD
11694 #ifdef FEAT_CMDL_COMPL
11697 #ifdef FEAT_CMDHIST
11700 #ifdef FEAT_COMMENTS
11709 #ifdef CURSOR_SHAPE
11715 #ifdef FEAT_CON_DIALOG
11718 #ifdef FEAT_GUI_DIALOG
11724 #ifdef FEAT_DIGRAPHS
11730 #ifdef FEAT_EMACS_TAGS
11733 "eval", /* always present, of course! */
11734 #ifdef FEAT_EX_EXTRA
11737 #ifdef FEAT_SEARCH_EXTRA
11743 #ifdef FEAT_SEARCHPATH
11746 #if defined(UNIX) && !defined(USE_SYSTEM)
11749 #ifdef FEAT_FIND_ID
11755 #ifdef FEAT_FOLDING
11761 #if !defined(USE_SYSTEM) && defined(UNIX)
11764 #ifdef FEAT_GETTEXT
11770 #ifdef FEAT_GUI_ATHENA
11771 # ifdef FEAT_GUI_NEXTAW
11777 #ifdef FEAT_GUI_GTK
11783 #ifdef FEAT_GUI_GNOME
11786 #ifdef FEAT_GUI_MAC
11789 #ifdef FEAT_GUI_MOTIF
11792 #ifdef FEAT_GUI_PHOTON
11795 #ifdef FEAT_GUI_W16
11798 #ifdef FEAT_GUI_W32
11801 #ifdef FEAT_HANGULIN
11804 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
11807 #ifdef FEAT_INS_EXPAND
11810 #ifdef FEAT_JUMPLIST
11816 #ifdef FEAT_LANGMAP
11819 #ifdef FEAT_LIBCALL
11822 #ifdef FEAT_LINEBREAK
11828 #ifdef FEAT_LISTCMDS
11831 #ifdef FEAT_LOCALMAP
11837 #ifdef FEAT_SESSION
11840 #ifdef FEAT_MODIFY_FNAME
11846 #ifdef FEAT_MOUSESHAPE
11849 #if defined(UNIX) || defined(VMS)
11850 # ifdef FEAT_MOUSE_DEC
11853 # ifdef FEAT_MOUSE_GPM
11856 # ifdef FEAT_MOUSE_JSB
11859 # ifdef FEAT_MOUSE_NET
11862 # ifdef FEAT_MOUSE_PTERM
11865 # ifdef FEAT_SYSMOUSE
11868 # ifdef FEAT_MOUSE_XTERM
11875 #ifdef FEAT_MBYTE_IME
11878 #ifdef FEAT_MULTI_LANG
11881 #ifdef FEAT_MZSCHEME
11882 #ifndef DYNAMIC_MZSCHEME
11889 #ifdef FEAT_OSFILETYPE
11892 #ifdef FEAT_PATH_EXTRA
11896 #ifndef DYNAMIC_PERL
11901 #ifndef DYNAMIC_PYTHON
11905 #ifdef FEAT_POSTSCRIPT
11908 #ifdef FEAT_PRINTER
11911 #ifdef FEAT_PROFILE
11914 #ifdef FEAT_RELTIME
11917 #ifdef FEAT_QUICKFIX
11920 #ifdef FEAT_RIGHTLEFT
11923 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
11926 #ifdef FEAT_SCROLLBIND
11929 #ifdef FEAT_CMDL_INFO
11936 #ifdef FEAT_SMARTINDENT
11942 #ifdef FEAT_STL_OPT
11945 #ifdef FEAT_SUN_WORKSHOP
11948 #ifdef FEAT_NETBEANS_INTG
11957 #if defined(USE_SYSTEM) || !defined(UNIX)
11960 #ifdef FEAT_TAG_BINS
11963 #ifdef FEAT_TAG_OLDSTATIC
11966 #ifdef FEAT_TAG_ANYWHITE
11970 # ifndef DYNAMIC_TCL
11977 #ifdef FEAT_TERMRESPONSE
11980 #ifdef FEAT_TEXTOBJ
11983 #ifdef HAVE_TGETENT
11989 #ifdef FEAT_TOOLBAR
11992 #ifdef FEAT_USR_CMDS
11993 "user-commands", /* was accidentally included in 5.4 */
11996 #ifdef FEAT_VIMINFO
11999 #ifdef FEAT_VERTSPLIT
12002 #ifdef FEAT_VIRTUALEDIT
12008 #ifdef FEAT_VISUALEXTRA
12011 #ifdef FEAT_VREPLACE
12014 #ifdef FEAT_WILDIGN
12017 #ifdef FEAT_WILDMENU
12020 #ifdef FEAT_WINDOWS
12026 #ifdef FEAT_WRITEBACKUP
12032 #ifdef FEAT_XFONTSET
12038 #ifdef USE_XSMP_INTERACT
12041 #ifdef FEAT_XCLIPBOARD
12044 #ifdef FEAT_XTERM_SAVE
12047 #if defined(UNIX) && defined(FEAT_X11)
12053 name
= get_tv_string(&argvars
[0]);
12054 for (i
= 0; has_list
[i
] != NULL
; ++i
)
12055 if (STRICMP(name
, has_list
[i
]) == 0)
12063 if (STRNICMP(name
, "patch", 5) == 0)
12064 n
= has_patch(atoi((char *)name
+ 5));
12065 else if (STRICMP(name
, "vim_starting") == 0)
12066 n
= (starting
!= 0);
12068 else if (STRICMP(name
, "multi_byte_encoding") == 0)
12071 #if defined(FEAT_BEVAL) && defined(FEAT_GUI_W32)
12072 else if (STRICMP(name
, "balloon_multiline") == 0)
12073 n
= multiline_balloon_available();
12076 else if (STRICMP(name
, "tcl") == 0)
12077 n
= tcl_enabled(FALSE
);
12079 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
12080 else if (STRICMP(name
, "iconv") == 0)
12081 n
= iconv_enabled(FALSE
);
12083 #ifdef DYNAMIC_MZSCHEME
12084 else if (STRICMP(name
, "mzscheme") == 0)
12085 n
= mzscheme_enabled(FALSE
);
12087 #ifdef DYNAMIC_RUBY
12088 else if (STRICMP(name
, "ruby") == 0)
12089 n
= ruby_enabled(FALSE
);
12091 #ifdef DYNAMIC_PYTHON
12092 else if (STRICMP(name
, "python") == 0)
12093 n
= python_enabled(FALSE
);
12095 #ifdef DYNAMIC_PERL
12096 else if (STRICMP(name
, "perl") == 0)
12097 n
= perl_enabled(FALSE
);
12100 else if (STRICMP(name
, "gui_running") == 0)
12101 n
= (gui
.in_use
|| gui
.starting
);
12102 # ifdef FEAT_GUI_W32
12103 else if (STRICMP(name
, "gui_win32s") == 0)
12104 n
= gui_is_win32s();
12106 # ifdef FEAT_BROWSE
12107 else if (STRICMP(name
, "browse") == 0)
12108 n
= gui
.in_use
; /* gui_mch_browse() works when GUI is running */
12112 else if (STRICMP(name
, "syntax_items") == 0)
12113 n
= syntax_present(curbuf
);
12115 #if defined(WIN3264)
12116 else if (STRICMP(name
, "win95") == 0)
12117 n
= mch_windows95();
12119 #ifdef FEAT_NETBEANS_INTG
12120 else if (STRICMP(name
, "netbeans_enabled") == 0)
12125 rettv
->vval
.v_number
= n
;
12129 * "has_key()" function
12132 f_has_key(argvars
, rettv
)
12136 if (argvars
[0].v_type
!= VAR_DICT
)
12138 EMSG(_(e_dictreq
));
12141 if (argvars
[0].vval
.v_dict
== NULL
)
12144 rettv
->vval
.v_number
= dict_find(argvars
[0].vval
.v_dict
,
12145 get_tv_string(&argvars
[1]), -1) != NULL
;
12149 * "haslocaldir()" function
12152 f_haslocaldir(argvars
, rettv
)
12153 typval_T
*argvars UNUSED
;
12156 rettv
->vval
.v_number
= (curwin
->w_localdir
!= NULL
);
12160 * "hasmapto()" function
12163 f_hasmapto(argvars
, rettv
)
12169 char_u buf
[NUMBUFLEN
];
12172 name
= get_tv_string(&argvars
[0]);
12173 if (argvars
[1].v_type
== VAR_UNKNOWN
)
12174 mode
= (char_u
*)"nvo";
12177 mode
= get_tv_string_buf(&argvars
[1], buf
);
12178 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12179 abbr
= get_tv_number(&argvars
[2]);
12182 if (map_to_exists(name
, mode
, abbr
))
12183 rettv
->vval
.v_number
= TRUE
;
12185 rettv
->vval
.v_number
= FALSE
;
12189 * "histadd()" function
12192 f_histadd(argvars
, rettv
)
12193 typval_T
*argvars UNUSED
;
12196 #ifdef FEAT_CMDHIST
12199 char_u buf
[NUMBUFLEN
];
12202 rettv
->vval
.v_number
= FALSE
;
12203 if (check_restricted() || check_secure())
12205 #ifdef FEAT_CMDHIST
12206 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
12207 histype
= str
!= NULL
? get_histtype(str
) : -1;
12210 str
= get_tv_string_buf(&argvars
[1], buf
);
12213 add_to_history(histype
, str
, FALSE
, NUL
);
12214 rettv
->vval
.v_number
= TRUE
;
12222 * "histdel()" function
12225 f_histdel(argvars
, rettv
)
12226 typval_T
*argvars UNUSED
;
12227 typval_T
*rettv UNUSED
;
12229 #ifdef FEAT_CMDHIST
12231 char_u buf
[NUMBUFLEN
];
12234 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
12237 else if (argvars
[1].v_type
== VAR_UNKNOWN
)
12238 /* only one argument: clear entire history */
12239 n
= clr_history(get_histtype(str
));
12240 else if (argvars
[1].v_type
== VAR_NUMBER
)
12241 /* index given: remove that entry */
12242 n
= del_history_idx(get_histtype(str
),
12243 (int)get_tv_number(&argvars
[1]));
12245 /* string given: remove all matching entries */
12246 n
= del_history_entry(get_histtype(str
),
12247 get_tv_string_buf(&argvars
[1], buf
));
12248 rettv
->vval
.v_number
= n
;
12253 * "histget()" function
12256 f_histget(argvars
, rettv
)
12257 typval_T
*argvars UNUSED
;
12260 #ifdef FEAT_CMDHIST
12265 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
12267 rettv
->vval
.v_string
= NULL
;
12270 type
= get_histtype(str
);
12271 if (argvars
[1].v_type
== VAR_UNKNOWN
)
12272 idx
= get_history_idx(type
);
12274 idx
= (int)get_tv_number_chk(&argvars
[1], NULL
);
12275 /* -1 on type error */
12276 rettv
->vval
.v_string
= vim_strsave(get_history_entry(type
, idx
));
12279 rettv
->vval
.v_string
= NULL
;
12281 rettv
->v_type
= VAR_STRING
;
12285 * "histnr()" function
12288 f_histnr(argvars
, rettv
)
12289 typval_T
*argvars UNUSED
;
12294 #ifdef FEAT_CMDHIST
12295 char_u
*history
= get_tv_string_chk(&argvars
[0]);
12297 i
= history
== NULL
? HIST_CMD
- 1 : get_histtype(history
);
12298 if (i
>= HIST_CMD
&& i
< HIST_COUNT
)
12299 i
= get_history_idx(i
);
12303 rettv
->vval
.v_number
= i
;
12307 * "highlightID(name)" function
12310 f_hlID(argvars
, rettv
)
12314 rettv
->vval
.v_number
= syn_name2id(get_tv_string(&argvars
[0]));
12318 * "highlight_exists()" function
12321 f_hlexists(argvars
, rettv
)
12325 rettv
->vval
.v_number
= highlight_exists(get_tv_string(&argvars
[0]));
12329 * "hostname()" function
12332 f_hostname(argvars
, rettv
)
12333 typval_T
*argvars UNUSED
;
12336 char_u hostname
[256];
12338 mch_get_host_name(hostname
, 256);
12339 rettv
->v_type
= VAR_STRING
;
12340 rettv
->vval
.v_string
= vim_strsave(hostname
);
12347 f_iconv(argvars
, rettv
)
12348 typval_T
*argvars UNUSED
;
12352 char_u buf1
[NUMBUFLEN
];
12353 char_u buf2
[NUMBUFLEN
];
12354 char_u
*from
, *to
, *str
;
12358 rettv
->v_type
= VAR_STRING
;
12359 rettv
->vval
.v_string
= NULL
;
12362 str
= get_tv_string(&argvars
[0]);
12363 from
= enc_canonize(enc_skip(get_tv_string_buf(&argvars
[1], buf1
)));
12364 to
= enc_canonize(enc_skip(get_tv_string_buf(&argvars
[2], buf2
)));
12365 vimconv
.vc_type
= CONV_NONE
;
12366 convert_setup(&vimconv
, from
, to
);
12368 /* If the encodings are equal, no conversion needed. */
12369 if (vimconv
.vc_type
== CONV_NONE
)
12370 rettv
->vval
.v_string
= vim_strsave(str
);
12372 rettv
->vval
.v_string
= string_convert(&vimconv
, str
, NULL
);
12374 convert_setup(&vimconv
, NULL
, NULL
);
12381 * "indent()" function
12384 f_indent(argvars
, rettv
)
12390 lnum
= get_tv_lnum(argvars
);
12391 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
12392 rettv
->vval
.v_number
= get_indent_lnum(lnum
);
12394 rettv
->vval
.v_number
= -1;
12398 * "index()" function
12401 f_index(argvars
, rettv
)
12410 rettv
->vval
.v_number
= -1;
12411 if (argvars
[0].v_type
!= VAR_LIST
)
12413 EMSG(_(e_listreq
));
12416 l
= argvars
[0].vval
.v_list
;
12419 item
= l
->lv_first
;
12420 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12424 /* Start at specified item. Use the cached index that list_find()
12425 * sets, so that a negative number also works. */
12426 item
= list_find(l
, get_tv_number_chk(&argvars
[2], &error
));
12428 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
12429 ic
= get_tv_number_chk(&argvars
[3], &error
);
12434 for ( ; item
!= NULL
; item
= item
->li_next
, ++idx
)
12435 if (tv_equal(&item
->li_tv
, &argvars
[1], ic
))
12437 rettv
->vval
.v_number
= idx
;
12443 static int inputsecret_flag
= 0;
12445 static void get_user_input
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int inputdialog
));
12448 * This function is used by f_input() and f_inputdialog() functions. The third
12449 * argument to f_input() specifies the type of completion to use at the
12450 * prompt. The third argument to f_inputdialog() specifies the value to return
12451 * when the user cancels the prompt.
12454 get_user_input(argvars
, rettv
, inputdialog
)
12459 char_u
*prompt
= get_tv_string_chk(&argvars
[0]);
12462 char_u buf
[NUMBUFLEN
];
12463 int cmd_silent_save
= cmd_silent
;
12464 char_u
*defstr
= (char_u
*)"";
12465 int xp_type
= EXPAND_NOTHING
;
12466 char_u
*xp_arg
= NULL
;
12468 rettv
->v_type
= VAR_STRING
;
12469 rettv
->vval
.v_string
= NULL
;
12471 #ifdef NO_CONSOLE_INPUT
12472 /* While starting up, there is no place to enter text. */
12473 if (no_console_input())
12477 cmd_silent
= FALSE
; /* Want to see the prompt. */
12478 if (prompt
!= NULL
)
12480 /* Only the part of the message after the last NL is considered as
12481 * prompt for the command line */
12482 p
= vim_strrchr(prompt
, '\n');
12492 msg_puts_attr(prompt
, echo_attr
);
12493 msg_didout
= FALSE
;
12497 cmdline_row
= msg_row
;
12499 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
12501 defstr
= get_tv_string_buf_chk(&argvars
[1], buf
);
12502 if (defstr
!= NULL
)
12503 stuffReadbuffSpec(defstr
);
12505 if (!inputdialog
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
12511 rettv
->vval
.v_string
= NULL
;
12513 xp_name
= get_tv_string_buf_chk(&argvars
[2], buf
);
12514 if (xp_name
== NULL
)
12517 xp_namelen
= (int)STRLEN(xp_name
);
12519 if (parse_compl_arg(xp_name
, xp_namelen
, &xp_type
, &argt
,
12525 if (defstr
!= NULL
)
12526 rettv
->vval
.v_string
=
12527 getcmdline_prompt(inputsecret_flag
? NUL
: '@', p
, echo_attr
,
12532 /* since the user typed this, no need to wait for return */
12533 need_wait_return
= FALSE
;
12534 msg_didout
= FALSE
;
12536 cmd_silent
= cmd_silent_save
;
12540 * "input()" function
12541 * Also handles inputsecret() when inputsecret is set.
12544 f_input(argvars
, rettv
)
12548 get_user_input(argvars
, rettv
, FALSE
);
12552 * "inputdialog()" function
12555 f_inputdialog(argvars
, rettv
)
12559 #if defined(FEAT_GUI_TEXTDIALOG)
12560 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
12561 if (gui
.in_use
&& vim_strchr(p_go
, GO_CONDIALOG
) == NULL
)
12564 char_u buf
[NUMBUFLEN
];
12565 char_u
*defstr
= (char_u
*)"";
12567 message
= get_tv_string_chk(&argvars
[0]);
12568 if (argvars
[1].v_type
!= VAR_UNKNOWN
12569 && (defstr
= get_tv_string_buf_chk(&argvars
[1], buf
)) != NULL
)
12570 vim_strncpy(IObuff
, defstr
, IOSIZE
- 1);
12573 if (message
!= NULL
&& defstr
!= NULL
12574 && do_dialog(VIM_QUESTION
, NULL
, message
,
12575 (char_u
*)_("&OK\n&Cancel"), 1, IObuff
) == 1)
12576 rettv
->vval
.v_string
= vim_strsave(IObuff
);
12579 if (message
!= NULL
&& defstr
!= NULL
12580 && argvars
[1].v_type
!= VAR_UNKNOWN
12581 && argvars
[2].v_type
!= VAR_UNKNOWN
)
12582 rettv
->vval
.v_string
= vim_strsave(
12583 get_tv_string_buf(&argvars
[2], buf
));
12585 rettv
->vval
.v_string
= NULL
;
12587 rettv
->v_type
= VAR_STRING
;
12591 get_user_input(argvars
, rettv
, TRUE
);
12595 * "inputlist()" function
12598 f_inputlist(argvars
, rettv
)
12606 #ifdef NO_CONSOLE_INPUT
12607 /* While starting up, there is no place to enter text. */
12608 if (no_console_input())
12611 if (argvars
[0].v_type
!= VAR_LIST
|| argvars
[0].vval
.v_list
== NULL
)
12613 EMSG2(_(e_listarg
), "inputlist()");
12618 msg_row
= Rows
- 1; /* for when 'cmdheight' > 1 */
12619 lines_left
= Rows
; /* avoid more prompt */
12623 for (li
= argvars
[0].vval
.v_list
->lv_first
; li
!= NULL
; li
= li
->li_next
)
12625 msg_puts(get_tv_string(&li
->li_tv
));
12629 /* Ask for choice. */
12630 selected
= prompt_for_number(&mouse_used
);
12632 selected
-= lines_left
;
12634 rettv
->vval
.v_number
= selected
;
12638 static garray_T ga_userinput
= {0, 0, sizeof(tasave_T
), 4, NULL
};
12641 * "inputrestore()" function
12644 f_inputrestore(argvars
, rettv
)
12645 typval_T
*argvars UNUSED
;
12648 if (ga_userinput
.ga_len
> 0)
12650 --ga_userinput
.ga_len
;
12651 restore_typeahead((tasave_T
*)(ga_userinput
.ga_data
)
12652 + ga_userinput
.ga_len
);
12653 /* default return is zero == OK */
12655 else if (p_verbose
> 1)
12657 verb_msg((char_u
*)_("called inputrestore() more often than inputsave()"));
12658 rettv
->vval
.v_number
= 1; /* Failed */
12663 * "inputsave()" function
12666 f_inputsave(argvars
, rettv
)
12667 typval_T
*argvars UNUSED
;
12670 /* Add an entry to the stack of typeahead storage. */
12671 if (ga_grow(&ga_userinput
, 1) == OK
)
12673 save_typeahead((tasave_T
*)(ga_userinput
.ga_data
)
12674 + ga_userinput
.ga_len
);
12675 ++ga_userinput
.ga_len
;
12676 /* default return is zero == OK */
12679 rettv
->vval
.v_number
= 1; /* Failed */
12683 * "inputsecret()" function
12686 f_inputsecret(argvars
, rettv
)
12691 ++inputsecret_flag
;
12692 f_input(argvars
, rettv
);
12694 --inputsecret_flag
;
12698 * "insert()" function
12701 f_insert(argvars
, rettv
)
12710 if (argvars
[0].v_type
!= VAR_LIST
)
12711 EMSG2(_(e_listarg
), "insert()");
12712 else if ((l
= argvars
[0].vval
.v_list
) != NULL
12713 && !tv_check_lock(l
->lv_lock
, (char_u
*)"insert()"))
12715 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12716 before
= get_tv_number_chk(&argvars
[2], &error
);
12718 return; /* type error; errmsg already given */
12720 if (before
== l
->lv_len
)
12724 item
= list_find(l
, before
);
12727 EMSGN(_(e_listidx
), before
);
12733 list_insert_tv(l
, &argvars
[1], item
);
12734 copy_tv(&argvars
[0], rettv
);
12740 * "isdirectory()" function
12743 f_isdirectory(argvars
, rettv
)
12747 rettv
->vval
.v_number
= mch_isdir(get_tv_string(&argvars
[0]));
12751 * "islocked()" function
12754 f_islocked(argvars
, rettv
)
12762 rettv
->vval
.v_number
= -1;
12763 end
= get_lval(get_tv_string(&argvars
[0]), NULL
, &lv
, FALSE
, FALSE
, FALSE
,
12765 if (end
!= NULL
&& lv
.ll_name
!= NULL
)
12768 EMSG(_(e_trailing
));
12771 if (lv
.ll_tv
== NULL
)
12773 if (check_changedtick(lv
.ll_name
))
12774 rettv
->vval
.v_number
= 1; /* always locked */
12777 di
= find_var(lv
.ll_name
, NULL
);
12780 /* Consider a variable locked when:
12781 * 1. the variable itself is locked
12782 * 2. the value of the variable is locked.
12783 * 3. the List or Dict value is locked.
12785 rettv
->vval
.v_number
= ((di
->di_flags
& DI_FLAGS_LOCK
)
12786 || tv_islocked(&di
->di_tv
));
12790 else if (lv
.ll_range
)
12791 EMSG(_("E786: Range not allowed"));
12792 else if (lv
.ll_newkey
!= NULL
)
12793 EMSG2(_(e_dictkey
), lv
.ll_newkey
);
12794 else if (lv
.ll_list
!= NULL
)
12796 rettv
->vval
.v_number
= tv_islocked(&lv
.ll_li
->li_tv
);
12798 /* Dictionary item. */
12799 rettv
->vval
.v_number
= tv_islocked(&lv
.ll_di
->di_tv
);
12806 static void dict_list
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int what
));
12809 * Turn a dict into a list:
12810 * "what" == 0: list of keys
12811 * "what" == 1: list of values
12812 * "what" == 2: list of items
12815 dict_list(argvars
, rettv
, what
)
12828 if (argvars
[0].v_type
!= VAR_DICT
)
12830 EMSG(_(e_dictreq
));
12833 if ((d
= argvars
[0].vval
.v_dict
) == NULL
)
12836 if (rettv_list_alloc(rettv
) == FAIL
)
12839 todo
= (int)d
->dv_hashtab
.ht_used
;
12840 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
12842 if (!HASHITEM_EMPTY(hi
))
12847 li
= listitem_alloc();
12850 list_append(rettv
->vval
.v_list
, li
);
12855 li
->li_tv
.v_type
= VAR_STRING
;
12856 li
->li_tv
.v_lock
= 0;
12857 li
->li_tv
.vval
.v_string
= vim_strsave(di
->di_key
);
12859 else if (what
== 1)
12862 copy_tv(&di
->di_tv
, &li
->li_tv
);
12868 li
->li_tv
.v_type
= VAR_LIST
;
12869 li
->li_tv
.v_lock
= 0;
12870 li
->li_tv
.vval
.v_list
= l2
;
12875 li2
= listitem_alloc();
12878 list_append(l2
, li2
);
12879 li2
->li_tv
.v_type
= VAR_STRING
;
12880 li2
->li_tv
.v_lock
= 0;
12881 li2
->li_tv
.vval
.v_string
= vim_strsave(di
->di_key
);
12883 li2
= listitem_alloc();
12886 list_append(l2
, li2
);
12887 copy_tv(&di
->di_tv
, &li2
->li_tv
);
12894 * "items(dict)" function
12897 f_items(argvars
, rettv
)
12901 dict_list(argvars
, rettv
, 2);
12905 * "join()" function
12908 f_join(argvars
, rettv
)
12915 if (argvars
[0].v_type
!= VAR_LIST
)
12917 EMSG(_(e_listreq
));
12920 if (argvars
[0].vval
.v_list
== NULL
)
12922 if (argvars
[1].v_type
== VAR_UNKNOWN
)
12923 sep
= (char_u
*)" ";
12925 sep
= get_tv_string_chk(&argvars
[1]);
12927 rettv
->v_type
= VAR_STRING
;
12931 ga_init2(&ga
, (int)sizeof(char), 80);
12932 list_join(&ga
, argvars
[0].vval
.v_list
, sep
, TRUE
, 0);
12933 ga_append(&ga
, NUL
);
12934 rettv
->vval
.v_string
= (char_u
*)ga
.ga_data
;
12937 rettv
->vval
.v_string
= NULL
;
12941 * "keys()" function
12944 f_keys(argvars
, rettv
)
12948 dict_list(argvars
, rettv
, 0);
12952 * "last_buffer_nr()" function.
12955 f_last_buffer_nr(argvars
, rettv
)
12956 typval_T
*argvars UNUSED
;
12962 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
12963 if (n
< buf
->b_fnum
)
12966 rettv
->vval
.v_number
= n
;
12973 f_len(argvars
, rettv
)
12977 switch (argvars
[0].v_type
)
12981 rettv
->vval
.v_number
= (varnumber_T
)STRLEN(
12982 get_tv_string(&argvars
[0]));
12985 rettv
->vval
.v_number
= list_len(argvars
[0].vval
.v_list
);
12988 rettv
->vval
.v_number
= dict_len(argvars
[0].vval
.v_dict
);
12991 EMSG(_("E701: Invalid type for len()"));
12996 static void libcall_common
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int type
));
12999 libcall_common(argvars
, rettv
, type
)
13004 #ifdef FEAT_LIBCALL
13006 char_u
**string_result
;
13010 rettv
->v_type
= type
;
13011 if (type
!= VAR_NUMBER
)
13012 rettv
->vval
.v_string
= NULL
;
13014 if (check_restricted() || check_secure())
13017 #ifdef FEAT_LIBCALL
13018 /* The first two args must be strings, otherwise its meaningless */
13019 if (argvars
[0].v_type
== VAR_STRING
&& argvars
[1].v_type
== VAR_STRING
)
13022 if (argvars
[2].v_type
== VAR_STRING
)
13023 string_in
= argvars
[2].vval
.v_string
;
13024 if (type
== VAR_NUMBER
)
13025 string_result
= NULL
;
13027 string_result
= &rettv
->vval
.v_string
;
13028 if (mch_libcall(argvars
[0].vval
.v_string
,
13029 argvars
[1].vval
.v_string
,
13031 argvars
[2].vval
.v_number
,
13034 && type
== VAR_NUMBER
)
13035 rettv
->vval
.v_number
= nr_result
;
13041 * "libcall()" function
13044 f_libcall(argvars
, rettv
)
13048 libcall_common(argvars
, rettv
, VAR_STRING
);
13052 * "libcallnr()" function
13055 f_libcallnr(argvars
, rettv
)
13059 libcall_common(argvars
, rettv
, VAR_NUMBER
);
13063 * "line(string)" function
13066 f_line(argvars
, rettv
)
13074 fp
= var2fpos(&argvars
[0], TRUE
, &fnum
);
13077 rettv
->vval
.v_number
= lnum
;
13081 * "line2byte(lnum)" function
13084 f_line2byte(argvars
, rettv
)
13085 typval_T
*argvars UNUSED
;
13088 #ifndef FEAT_BYTEOFF
13089 rettv
->vval
.v_number
= -1;
13093 lnum
= get_tv_lnum(argvars
);
13094 if (lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
+ 1)
13095 rettv
->vval
.v_number
= -1;
13097 rettv
->vval
.v_number
= ml_find_line_or_offset(curbuf
, lnum
, NULL
);
13098 if (rettv
->vval
.v_number
>= 0)
13099 ++rettv
->vval
.v_number
;
13104 * "lispindent(lnum)" function
13107 f_lispindent(argvars
, rettv
)
13115 pos
= curwin
->w_cursor
;
13116 lnum
= get_tv_lnum(argvars
);
13117 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
13119 curwin
->w_cursor
.lnum
= lnum
;
13120 rettv
->vval
.v_number
= get_lisp_indent();
13121 curwin
->w_cursor
= pos
;
13125 rettv
->vval
.v_number
= -1;
13129 * "localtime()" function
13132 f_localtime(argvars
, rettv
)
13133 typval_T
*argvars UNUSED
;
13136 rettv
->vval
.v_number
= (varnumber_T
)time(NULL
);
13139 static void get_maparg
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int exact
));
13142 get_maparg(argvars
, rettv
, exact
)
13149 char_u buf
[NUMBUFLEN
];
13150 char_u
*keys_buf
= NULL
;
13156 /* return empty string for failure */
13157 rettv
->v_type
= VAR_STRING
;
13158 rettv
->vval
.v_string
= NULL
;
13160 keys
= get_tv_string(&argvars
[0]);
13164 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
13166 which
= get_tv_string_buf_chk(&argvars
[1], buf
);
13167 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13168 abbr
= get_tv_number(&argvars
[2]);
13171 which
= (char_u
*)"";
13175 mode
= get_map_mode(&which
, 0);
13177 keys
= replace_termcodes(keys
, &keys_buf
, TRUE
, TRUE
, FALSE
);
13178 rhs
= check_map(keys
, mode
, exact
, FALSE
, abbr
);
13179 vim_free(keys_buf
);
13183 ga
.ga_itemsize
= 1;
13184 ga
.ga_growsize
= 40;
13186 while (*rhs
!= NUL
)
13187 ga_concat(&ga
, str2special(&rhs
, FALSE
));
13189 ga_append(&ga
, NUL
);
13190 rettv
->vval
.v_string
= (char_u
*)ga
.ga_data
;
13196 * "log10()" function
13199 f_log10(argvars
, rettv
)
13205 rettv
->v_type
= VAR_FLOAT
;
13206 if (get_float_arg(argvars
, &f
) == OK
)
13207 rettv
->vval
.v_float
= log10(f
);
13209 rettv
->vval
.v_float
= 0.0;
13217 f_map(argvars
, rettv
)
13221 filter_map(argvars
, rettv
, TRUE
);
13225 * "maparg()" function
13228 f_maparg(argvars
, rettv
)
13232 get_maparg(argvars
, rettv
, TRUE
);
13236 * "mapcheck()" function
13239 f_mapcheck(argvars
, rettv
)
13243 get_maparg(argvars
, rettv
, FALSE
);
13246 static void find_some_match
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int start
));
13249 find_some_match(argvars
, rettv
, type
)
13254 char_u
*str
= NULL
;
13255 char_u
*expr
= NULL
;
13257 regmatch_T regmatch
;
13258 char_u patbuf
[NUMBUFLEN
];
13259 char_u strbuf
[NUMBUFLEN
];
13263 colnr_T startcol
= 0;
13266 listitem_T
*li
= NULL
;
13268 char_u
*tofree
= NULL
;
13270 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
13272 p_cpo
= (char_u
*)"";
13274 rettv
->vval
.v_number
= -1;
13277 /* return empty list when there are no matches */
13278 if (rettv_list_alloc(rettv
) == FAIL
)
13281 else if (type
== 2)
13283 rettv
->v_type
= VAR_STRING
;
13284 rettv
->vval
.v_string
= NULL
;
13287 if (argvars
[0].v_type
== VAR_LIST
)
13289 if ((l
= argvars
[0].vval
.v_list
) == NULL
)
13294 expr
= str
= get_tv_string(&argvars
[0]);
13296 pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
13300 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13304 start
= get_tv_number_chk(&argvars
[2], &error
);
13309 li
= list_find(l
, start
);
13312 idx
= l
->lv_idx
; /* use the cached index */
13318 if (start
> (long)STRLEN(str
))
13320 /* When "count" argument is there ignore matches before "start",
13321 * otherwise skip part of the string. Differs when pattern is "^"
13323 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13329 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13330 nth
= get_tv_number_chk(&argvars
[3], &error
);
13335 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
13336 if (regmatch
.regprog
!= NULL
)
13338 regmatch
.rm_ic
= p_ic
;
13350 str
= echo_string(&li
->li_tv
, &tofree
, strbuf
, 0);
13355 match
= vim_regexec_nl(®match
, str
, (colnr_T
)startcol
);
13357 if (match
&& --nth
<= 0)
13359 if (l
== NULL
&& !match
)
13362 /* Advance to just after the match. */
13371 startcol
= (colnr_T
)(regmatch
.startp
[0]
13372 + (*mb_ptr2len
)(regmatch
.startp
[0]) - str
);
13374 startcol
= regmatch
.startp
[0] + 1 - str
;
13385 /* return list with matched string and submatches */
13386 for (i
= 0; i
< NSUBEXP
; ++i
)
13388 if (regmatch
.endp
[i
] == NULL
)
13390 if (list_append_string(rettv
->vval
.v_list
,
13391 (char_u
*)"", 0) == FAIL
)
13394 else if (list_append_string(rettv
->vval
.v_list
,
13395 regmatch
.startp
[i
],
13396 (int)(regmatch
.endp
[i
] - regmatch
.startp
[i
]))
13401 else if (type
== 2)
13403 /* return matched string */
13405 copy_tv(&li
->li_tv
, rettv
);
13407 rettv
->vval
.v_string
= vim_strnsave(regmatch
.startp
[0],
13408 (int)(regmatch
.endp
[0] - regmatch
.startp
[0]));
13410 else if (l
!= NULL
)
13411 rettv
->vval
.v_number
= idx
;
13415 rettv
->vval
.v_number
=
13416 (varnumber_T
)(regmatch
.startp
[0] - str
);
13418 rettv
->vval
.v_number
=
13419 (varnumber_T
)(regmatch
.endp
[0] - str
);
13420 rettv
->vval
.v_number
+= (varnumber_T
)(str
- expr
);
13423 vim_free(regmatch
.regprog
);
13432 * "match()" function
13435 f_match(argvars
, rettv
)
13439 find_some_match(argvars
, rettv
, 1);
13443 * "matchadd()" function
13446 f_matchadd(argvars
, rettv
)
13450 #ifdef FEAT_SEARCH_EXTRA
13451 char_u buf
[NUMBUFLEN
];
13452 char_u
*grp
= get_tv_string_buf_chk(&argvars
[0], buf
); /* group */
13453 char_u
*pat
= get_tv_string_buf_chk(&argvars
[1], buf
); /* pattern */
13454 int prio
= 10; /* default priority */
13458 rettv
->vval
.v_number
= -1;
13460 if (grp
== NULL
|| pat
== NULL
)
13462 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13464 prio
= get_tv_number_chk(&argvars
[2], &error
);
13465 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13466 id
= get_tv_number_chk(&argvars
[3], &error
);
13470 if (id
>= 1 && id
<= 3)
13472 EMSGN("E798: ID is reserved for \":match\": %ld", id
);
13476 rettv
->vval
.v_number
= match_add(curwin
, grp
, pat
, prio
, id
);
13481 * "matcharg()" function
13484 f_matcharg(argvars
, rettv
)
13488 if (rettv_list_alloc(rettv
) == OK
)
13490 #ifdef FEAT_SEARCH_EXTRA
13491 int id
= get_tv_number(&argvars
[0]);
13494 if (id
>= 1 && id
<= 3)
13496 if ((m
= (matchitem_T
*)get_match(curwin
, id
)) != NULL
)
13498 list_append_string(rettv
->vval
.v_list
,
13499 syn_id2name(m
->hlg_id
), -1);
13500 list_append_string(rettv
->vval
.v_list
, m
->pattern
, -1);
13504 list_append_string(rettv
->vval
.v_list
, NUL
, -1);
13505 list_append_string(rettv
->vval
.v_list
, NUL
, -1);
13513 * "matchdelete()" function
13516 f_matchdelete(argvars
, rettv
)
13520 #ifdef FEAT_SEARCH_EXTRA
13521 rettv
->vval
.v_number
= match_delete(curwin
,
13522 (int)get_tv_number(&argvars
[0]), TRUE
);
13527 * "matchend()" function
13530 f_matchend(argvars
, rettv
)
13534 find_some_match(argvars
, rettv
, 0);
13538 * "matchlist()" function
13541 f_matchlist(argvars
, rettv
)
13545 find_some_match(argvars
, rettv
, 3);
13549 * "matchstr()" function
13552 f_matchstr(argvars
, rettv
)
13556 find_some_match(argvars
, rettv
, 2);
13559 static void max_min
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int domax
));
13562 max_min(argvars
, rettv
, domax
)
13571 if (argvars
[0].v_type
== VAR_LIST
)
13576 l
= argvars
[0].vval
.v_list
;
13582 n
= get_tv_number_chk(&li
->li_tv
, &error
);
13588 i
= get_tv_number_chk(&li
->li_tv
, &error
);
13589 if (domax
? i
> n
: i
< n
)
13595 else if (argvars
[0].v_type
== VAR_DICT
)
13602 d
= argvars
[0].vval
.v_dict
;
13605 todo
= (int)d
->dv_hashtab
.ht_used
;
13606 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
13608 if (!HASHITEM_EMPTY(hi
))
13611 i
= get_tv_number_chk(&HI2DI(hi
)->di_tv
, &error
);
13617 else if (domax
? i
> n
: i
< n
)
13624 EMSG(_(e_listdictarg
));
13625 rettv
->vval
.v_number
= error
? 0 : n
;
13632 f_max(argvars
, rettv
)
13636 max_min(argvars
, rettv
, TRUE
);
13643 f_min(argvars
, rettv
)
13647 max_min(argvars
, rettv
, FALSE
);
13650 static int mkdir_recurse
__ARGS((char_u
*dir
, int prot
));
13653 * Create the directory in which "dir" is located, and higher levels when
13657 mkdir_recurse(dir
, prot
)
13665 /* Get end of directory name in "dir".
13666 * We're done when it's "/" or "c:/". */
13667 p
= gettail_sep(dir
);
13668 if (p
<= get_past_head(dir
))
13671 /* If the directory exists we're done. Otherwise: create it.*/
13672 updir
= vim_strnsave(dir
, (int)(p
- dir
));
13675 if (mch_isdir(updir
))
13677 else if (mkdir_recurse(updir
, prot
) == OK
)
13678 r
= vim_mkdir_emsg(updir
, prot
);
13685 * "mkdir()" function
13688 f_mkdir(argvars
, rettv
)
13693 char_u buf
[NUMBUFLEN
];
13696 rettv
->vval
.v_number
= FAIL
;
13697 if (check_restricted() || check_secure())
13700 dir
= get_tv_string_buf(&argvars
[0], buf
);
13701 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
13703 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13704 prot
= get_tv_number_chk(&argvars
[2], NULL
);
13705 if (prot
!= -1 && STRCMP(get_tv_string(&argvars
[1]), "p") == 0)
13706 mkdir_recurse(dir
, prot
);
13708 rettv
->vval
.v_number
= prot
!= -1 ? vim_mkdir_emsg(dir
, prot
) : 0;
13713 * "mode()" function
13716 f_mode(argvars
, rettv
)
13729 buf
[0] = VIsual_mode
+ 's' - 'v';
13731 buf
[0] = VIsual_mode
;
13735 if (State
== HITRETURN
|| State
== ASKMORE
|| State
== SETWSIZE
13736 || State
== CONFIRM
)
13739 if (State
== ASKMORE
)
13741 else if (State
== CONFIRM
)
13744 else if (State
== EXTERNCMD
)
13746 else if (State
& INSERT
)
13748 #ifdef FEAT_VREPLACE
13749 if (State
& VREPLACE_FLAG
)
13756 if (State
& REPLACE_FLAG
)
13761 else if (State
& CMDLINE
)
13767 else if (exmode_active
)
13779 /* Clear out the minor mode when the argument is not a non-zero number or
13780 * non-empty string. */
13781 if (!non_zero_arg(&argvars
[0]))
13784 rettv
->vval
.v_string
= vim_strsave(buf
);
13785 rettv
->v_type
= VAR_STRING
;
13789 * "nextnonblank()" function
13792 f_nextnonblank(argvars
, rettv
)
13798 for (lnum
= get_tv_lnum(argvars
); ; ++lnum
)
13800 if (lnum
< 0 || lnum
> curbuf
->b_ml
.ml_line_count
)
13805 if (*skipwhite(ml_get(lnum
)) != NUL
)
13808 rettv
->vval
.v_number
= lnum
;
13812 * "nr2char()" function
13815 f_nr2char(argvars
, rettv
)
13819 char_u buf
[NUMBUFLEN
];
13823 buf
[(*mb_char2bytes
)((int)get_tv_number(&argvars
[0]), buf
)] = NUL
;
13827 buf
[0] = (char_u
)get_tv_number(&argvars
[0]);
13830 rettv
->v_type
= VAR_STRING
;
13831 rettv
->vval
.v_string
= vim_strsave(buf
);
13835 * "pathshorten()" function
13838 f_pathshorten(argvars
, rettv
)
13844 rettv
->v_type
= VAR_STRING
;
13845 p
= get_tv_string_chk(&argvars
[0]);
13847 rettv
->vval
.v_string
= NULL
;
13850 p
= vim_strsave(p
);
13851 rettv
->vval
.v_string
= p
;
13862 f_pow(argvars
, rettv
)
13868 rettv
->v_type
= VAR_FLOAT
;
13869 if (get_float_arg(argvars
, &fx
) == OK
13870 && get_float_arg(&argvars
[1], &fy
) == OK
)
13871 rettv
->vval
.v_float
= pow(fx
, fy
);
13873 rettv
->vval
.v_float
= 0.0;
13878 * "prevnonblank()" function
13881 f_prevnonblank(argvars
, rettv
)
13887 lnum
= get_tv_lnum(argvars
);
13888 if (lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
)
13891 while (lnum
>= 1 && *skipwhite(ml_get(lnum
)) == NUL
)
13893 rettv
->vval
.v_number
= lnum
;
13896 #ifdef HAVE_STDARG_H
13897 /* This dummy va_list is here because:
13898 * - passing a NULL pointer doesn't work when va_list isn't a pointer
13899 * - locally in the function results in a "used before set" warning
13900 * - using va_start() to initialize it gives "function with fixed args" error */
13905 * "printf()" function
13908 f_printf(argvars
, rettv
)
13912 rettv
->v_type
= VAR_STRING
;
13913 rettv
->vval
.v_string
= NULL
;
13914 #ifdef HAVE_STDARG_H /* only very old compilers can't do this */
13916 char_u buf
[NUMBUFLEN
];
13919 int saved_did_emsg
= did_emsg
;
13922 /* Get the required length, allocate the buffer and do it for real. */
13924 fmt
= (char *)get_tv_string_buf(&argvars
[0], buf
);
13925 len
= vim_vsnprintf(NULL
, 0, fmt
, ap
, argvars
+ 1);
13928 s
= alloc(len
+ 1);
13931 rettv
->vval
.v_string
= s
;
13932 (void)vim_vsnprintf((char *)s
, len
+ 1, fmt
, ap
, argvars
+ 1);
13935 did_emsg
|= saved_did_emsg
;
13941 * "pumvisible()" function
13944 f_pumvisible(argvars
, rettv
)
13945 typval_T
*argvars UNUSED
;
13946 typval_T
*rettv UNUSED
;
13948 #ifdef FEAT_INS_EXPAND
13950 rettv
->vval
.v_number
= 1;
13955 * "range()" function
13958 f_range(argvars
, rettv
)
13968 start
= get_tv_number_chk(&argvars
[0], &error
);
13969 if (argvars
[1].v_type
== VAR_UNKNOWN
)
13976 end
= get_tv_number_chk(&argvars
[1], &error
);
13977 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13978 stride
= get_tv_number_chk(&argvars
[2], &error
);
13982 return; /* type error; errmsg already given */
13984 EMSG(_("E726: Stride is zero"));
13985 else if (stride
> 0 ? end
+ 1 < start
: end
- 1 > start
)
13986 EMSG(_("E727: Start past end"));
13989 if (rettv_list_alloc(rettv
) == OK
)
13990 for (i
= start
; stride
> 0 ? i
<= end
: i
>= end
; i
+= stride
)
13991 if (list_append_number(rettv
->vval
.v_list
,
13992 (varnumber_T
)i
) == FAIL
)
13998 * "readfile()" function
14001 f_readfile(argvars
, rettv
)
14005 int binary
= FALSE
;
14009 #define FREAD_SIZE 200 /* optimized for text lines */
14010 char_u buf
[FREAD_SIZE
];
14011 int readlen
; /* size of last fread() */
14012 int buflen
; /* nr of valid chars in buf[] */
14013 int filtd
; /* how much in buf[] was NUL -> '\n' filtered */
14014 int tolist
; /* first byte in buf[] still to be put in list */
14015 int chop
; /* how many CR to chop off */
14016 char_u
*prev
= NULL
; /* previously read bytes, if any */
14017 int prevlen
= 0; /* length of "prev" if not NULL */
14020 long maxline
= MAXLNUM
;
14023 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
14025 if (STRCMP(get_tv_string(&argvars
[1]), "b") == 0)
14027 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
14028 maxline
= get_tv_number(&argvars
[2]);
14031 if (rettv_list_alloc(rettv
) == FAIL
)
14034 /* Always open the file in binary mode, library functions have a mind of
14035 * their own about CR-LF conversion. */
14036 fname
= get_tv_string(&argvars
[0]);
14037 if (*fname
== NUL
|| (fd
= mch_fopen((char *)fname
, READBIN
)) == NULL
)
14039 EMSG2(_(e_notopen
), *fname
== NUL
? (char_u
*)_("<empty>") : fname
);
14044 while (cnt
< maxline
|| maxline
< 0)
14046 readlen
= (int)fread(buf
+ filtd
, 1, FREAD_SIZE
- filtd
, fd
);
14047 buflen
= filtd
+ readlen
;
14049 for ( ; filtd
< buflen
|| readlen
<= 0; ++filtd
)
14051 if (buf
[filtd
] == '\n' || readlen
<= 0)
14053 /* Only when in binary mode add an empty list item when the
14054 * last line ends in a '\n'. */
14055 if (!binary
&& readlen
== 0 && filtd
== 0)
14058 /* Found end-of-line or end-of-file: add a text line to the
14062 while (filtd
- chop
- 1 >= tolist
14063 && buf
[filtd
- chop
- 1] == '\r')
14065 len
= filtd
- tolist
- chop
;
14067 s
= vim_strnsave(buf
+ tolist
, len
);
14070 s
= alloc((unsigned)(prevlen
+ len
+ 1));
14073 mch_memmove(s
, prev
, prevlen
);
14076 mch_memmove(s
+ prevlen
, buf
+ tolist
, len
);
14077 s
[prevlen
+ len
] = NUL
;
14080 tolist
= filtd
+ 1;
14082 li
= listitem_alloc();
14088 li
->li_tv
.v_type
= VAR_STRING
;
14089 li
->li_tv
.v_lock
= 0;
14090 li
->li_tv
.vval
.v_string
= s
;
14091 list_append(rettv
->vval
.v_list
, li
);
14093 if (++cnt
>= maxline
&& maxline
>= 0)
14098 else if (buf
[filtd
] == NUL
)
14106 /* "buf" is full, need to move text to an allocated buffer */
14109 prev
= vim_strnsave(buf
, buflen
);
14114 s
= alloc((unsigned)(prevlen
+ buflen
));
14117 mch_memmove(s
, prev
, prevlen
);
14118 mch_memmove(s
+ prevlen
, buf
, buflen
);
14128 mch_memmove(buf
, buf
+ tolist
, buflen
- tolist
);
14134 * For a negative line count use only the lines at the end of the file,
14138 while (cnt
> -maxline
)
14140 listitem_remove(rettv
->vval
.v_list
, rettv
->vval
.v_list
->lv_first
);
14148 #if defined(FEAT_RELTIME)
14149 static int list2proftime
__ARGS((typval_T
*arg
, proftime_T
*tm
));
14152 * Convert a List to proftime_T.
14153 * Return FAIL when there is something wrong.
14156 list2proftime(arg
, tm
)
14163 if (arg
->v_type
!= VAR_LIST
|| arg
->vval
.v_list
== NULL
14164 || arg
->vval
.v_list
->lv_len
!= 2)
14166 n1
= list_find_nr(arg
->vval
.v_list
, 0L, &error
);
14167 n2
= list_find_nr(arg
->vval
.v_list
, 1L, &error
);
14175 return error
? FAIL
: OK
;
14177 #endif /* FEAT_RELTIME */
14180 * "reltime()" function
14183 f_reltime(argvars
, rettv
)
14187 #ifdef FEAT_RELTIME
14191 if (argvars
[0].v_type
== VAR_UNKNOWN
)
14193 /* No arguments: get current time. */
14194 profile_start(&res
);
14196 else if (argvars
[1].v_type
== VAR_UNKNOWN
)
14198 if (list2proftime(&argvars
[0], &res
) == FAIL
)
14204 /* Two arguments: compute the difference. */
14205 if (list2proftime(&argvars
[0], &start
) == FAIL
14206 || list2proftime(&argvars
[1], &res
) == FAIL
)
14208 profile_sub(&res
, &start
);
14211 if (rettv_list_alloc(rettv
) == OK
)
14222 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n1
);
14223 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n2
);
14229 * "reltimestr()" function
14232 f_reltimestr(argvars
, rettv
)
14236 #ifdef FEAT_RELTIME
14240 rettv
->v_type
= VAR_STRING
;
14241 rettv
->vval
.v_string
= NULL
;
14242 #ifdef FEAT_RELTIME
14243 if (list2proftime(&argvars
[0], &tm
) == OK
)
14244 rettv
->vval
.v_string
= vim_strsave((char_u
*)profile_msg(&tm
));
14248 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
14249 static void make_connection
__ARGS((void));
14250 static int check_connection
__ARGS((void));
14255 if (X_DISPLAY
== NULL
14261 x_force_connect
= TRUE
;
14263 x_force_connect
= FALSE
;
14271 if (X_DISPLAY
== NULL
)
14273 EMSG(_("E240: No connection to Vim server"));
14280 #ifdef FEAT_CLIENTSERVER
14281 static void remote_common
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int expr
));
14284 remote_common(argvars
, rettv
, expr
)
14289 char_u
*server_name
;
14292 char_u buf
[NUMBUFLEN
];
14299 if (check_restricted() || check_secure())
14303 if (check_connection() == FAIL
)
14307 server_name
= get_tv_string_chk(&argvars
[0]);
14308 if (server_name
== NULL
)
14309 return; /* type error; errmsg already given */
14310 keys
= get_tv_string_buf(&argvars
[1], buf
);
14312 if (serverSendToVim(server_name
, keys
, &r
, &w
, expr
, TRUE
) < 0)
14314 if (serverSendToVim(X_DISPLAY
, server_name
, keys
, &r
, &w
, expr
, 0, TRUE
)
14319 EMSG(r
); /* sending worked but evaluation failed */
14321 EMSG2(_("E241: Unable to send to %s"), server_name
);
14325 rettv
->vval
.v_string
= r
;
14327 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
14333 sprintf((char *)str
, PRINTF_HEX_LONG_U
, (long_u
)w
);
14334 v
.di_tv
.v_type
= VAR_STRING
;
14335 v
.di_tv
.vval
.v_string
= vim_strsave(str
);
14336 idvar
= get_tv_string_chk(&argvars
[2]);
14338 set_var(idvar
, &v
.di_tv
, FALSE
);
14339 vim_free(v
.di_tv
.vval
.v_string
);
14345 * "remote_expr()" function
14348 f_remote_expr(argvars
, rettv
)
14349 typval_T
*argvars UNUSED
;
14352 rettv
->v_type
= VAR_STRING
;
14353 rettv
->vval
.v_string
= NULL
;
14354 #ifdef FEAT_CLIENTSERVER
14355 remote_common(argvars
, rettv
, TRUE
);
14360 * "remote_foreground()" function
14363 f_remote_foreground(argvars
, rettv
)
14364 typval_T
*argvars UNUSED
;
14365 typval_T
*rettv UNUSED
;
14367 #ifdef FEAT_CLIENTSERVER
14369 /* On Win32 it's done in this application. */
14371 char_u
*server_name
= get_tv_string_chk(&argvars
[0]);
14373 if (server_name
!= NULL
)
14374 serverForeground(server_name
);
14377 /* Send a foreground() expression to the server. */
14378 argvars
[1].v_type
= VAR_STRING
;
14379 argvars
[1].vval
.v_string
= vim_strsave((char_u
*)"foreground()");
14380 argvars
[2].v_type
= VAR_UNKNOWN
;
14381 remote_common(argvars
, rettv
, TRUE
);
14382 vim_free(argvars
[1].vval
.v_string
);
14388 f_remote_peek(argvars
, rettv
)
14389 typval_T
*argvars UNUSED
;
14392 #ifdef FEAT_CLIENTSERVER
14400 if (check_restricted() || check_secure())
14402 rettv
->vval
.v_number
= -1;
14405 serverid
= get_tv_string_chk(&argvars
[0]);
14406 if (serverid
== NULL
)
14408 rettv
->vval
.v_number
= -1;
14409 return; /* type error; errmsg already given */
14412 sscanf(serverid
, SCANF_HEX_LONG_U
, &n
);
14414 rettv
->vval
.v_number
= -1;
14417 s
= serverGetReply((HWND
)n
, FALSE
, FALSE
, FALSE
);
14418 rettv
->vval
.v_number
= (s
!= NULL
);
14421 if (check_connection() == FAIL
)
14424 rettv
->vval
.v_number
= serverPeekReply(X_DISPLAY
,
14425 serverStrToWin(serverid
), &s
);
14428 if (argvars
[1].v_type
!= VAR_UNKNOWN
&& rettv
->vval
.v_number
> 0)
14432 v
.di_tv
.v_type
= VAR_STRING
;
14433 v
.di_tv
.vval
.v_string
= vim_strsave(s
);
14434 retvar
= get_tv_string_chk(&argvars
[1]);
14435 if (retvar
!= NULL
)
14436 set_var(retvar
, &v
.di_tv
, FALSE
);
14437 vim_free(v
.di_tv
.vval
.v_string
);
14440 rettv
->vval
.v_number
= -1;
14445 f_remote_read(argvars
, rettv
)
14446 typval_T
*argvars UNUSED
;
14451 #ifdef FEAT_CLIENTSERVER
14452 char_u
*serverid
= get_tv_string_chk(&argvars
[0]);
14454 if (serverid
!= NULL
&& !check_restricted() && !check_secure())
14457 /* The server's HWND is encoded in the 'id' parameter */
14460 sscanf(serverid
, SCANF_HEX_LONG_U
, &n
);
14462 r
= serverGetReply((HWND
)n
, FALSE
, TRUE
, TRUE
);
14465 if (check_connection() == FAIL
|| serverReadReply(X_DISPLAY
,
14466 serverStrToWin(serverid
), &r
, FALSE
) < 0)
14468 EMSG(_("E277: Unable to read a server reply"));
14471 rettv
->v_type
= VAR_STRING
;
14472 rettv
->vval
.v_string
= r
;
14476 * "remote_send()" function
14479 f_remote_send(argvars
, rettv
)
14480 typval_T
*argvars UNUSED
;
14483 rettv
->v_type
= VAR_STRING
;
14484 rettv
->vval
.v_string
= NULL
;
14485 #ifdef FEAT_CLIENTSERVER
14486 remote_common(argvars
, rettv
, FALSE
);
14491 * "remove()" function
14494 f_remove(argvars
, rettv
)
14499 listitem_T
*item
, *item2
;
14507 if (argvars
[0].v_type
== VAR_DICT
)
14509 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
14510 EMSG2(_(e_toomanyarg
), "remove()");
14511 else if ((d
= argvars
[0].vval
.v_dict
) != NULL
14512 && !tv_check_lock(d
->dv_lock
, (char_u
*)"remove() argument"))
14514 key
= get_tv_string_chk(&argvars
[1]);
14517 di
= dict_find(d
, key
, -1);
14519 EMSG2(_(e_dictkey
), key
);
14522 *rettv
= di
->di_tv
;
14523 init_tv(&di
->di_tv
);
14524 dictitem_remove(d
, di
);
14529 else if (argvars
[0].v_type
!= VAR_LIST
)
14530 EMSG2(_(e_listdictarg
), "remove()");
14531 else if ((l
= argvars
[0].vval
.v_list
) != NULL
14532 && !tv_check_lock(l
->lv_lock
, (char_u
*)"remove() argument"))
14536 idx
= get_tv_number_chk(&argvars
[1], &error
);
14538 ; /* type error: do nothing, errmsg already given */
14539 else if ((item
= list_find(l
, idx
)) == NULL
)
14540 EMSGN(_(e_listidx
), idx
);
14543 if (argvars
[2].v_type
== VAR_UNKNOWN
)
14545 /* Remove one item, return its value. */
14546 list_remove(l
, item
, item
);
14547 *rettv
= item
->li_tv
;
14552 /* Remove range of items, return list with values. */
14553 end
= get_tv_number_chk(&argvars
[2], &error
);
14555 ; /* type error: do nothing */
14556 else if ((item2
= list_find(l
, end
)) == NULL
)
14557 EMSGN(_(e_listidx
), end
);
14562 for (li
= item
; li
!= NULL
; li
= li
->li_next
)
14568 if (li
== NULL
) /* didn't find "item2" after "item" */
14569 EMSG(_(e_invrange
));
14572 list_remove(l
, item
, item2
);
14573 if (rettv_list_alloc(rettv
) == OK
)
14575 l
= rettv
->vval
.v_list
;
14576 l
->lv_first
= item
;
14577 l
->lv_last
= item2
;
14578 item
->li_prev
= NULL
;
14579 item2
->li_next
= NULL
;
14590 * "rename({from}, {to})" function
14593 f_rename(argvars
, rettv
)
14597 char_u buf
[NUMBUFLEN
];
14599 if (check_restricted() || check_secure())
14600 rettv
->vval
.v_number
= -1;
14602 rettv
->vval
.v_number
= vim_rename(get_tv_string(&argvars
[0]),
14603 get_tv_string_buf(&argvars
[1], buf
));
14607 * "repeat()" function
14610 f_repeat(argvars
, rettv
)
14621 n
= get_tv_number(&argvars
[1]);
14622 if (argvars
[0].v_type
== VAR_LIST
)
14624 if (rettv_list_alloc(rettv
) == OK
&& argvars
[0].vval
.v_list
!= NULL
)
14626 if (list_extend(rettv
->vval
.v_list
,
14627 argvars
[0].vval
.v_list
, NULL
) == FAIL
)
14632 p
= get_tv_string(&argvars
[0]);
14633 rettv
->v_type
= VAR_STRING
;
14634 rettv
->vval
.v_string
= NULL
;
14636 slen
= (int)STRLEN(p
);
14641 r
= alloc(len
+ 1);
14644 for (i
= 0; i
< n
; i
++)
14645 mch_memmove(r
+ i
* slen
, p
, (size_t)slen
);
14649 rettv
->vval
.v_string
= r
;
14654 * "resolve()" function
14657 f_resolve(argvars
, rettv
)
14663 p
= get_tv_string(&argvars
[0]);
14664 #ifdef FEAT_SHORTCUT
14668 v
= mch_resolve_shortcut(p
);
14670 rettv
->vval
.v_string
= v
;
14672 rettv
->vval
.v_string
= vim_strsave(p
);
14675 # ifdef HAVE_READLINK
14677 char_u buf
[MAXPATHL
+ 1];
14680 char_u
*remain
= NULL
;
14682 int is_relative_to_current
= FALSE
;
14683 int has_trailing_pathsep
= FALSE
;
14686 p
= vim_strsave(p
);
14688 if (p
[0] == '.' && (vim_ispathsep(p
[1])
14689 || (p
[1] == '.' && (vim_ispathsep(p
[2])))))
14690 is_relative_to_current
= TRUE
;
14693 if (len
> 0 && after_pathsep(p
, p
+ len
))
14694 has_trailing_pathsep
= TRUE
;
14696 q
= getnextcomp(p
);
14699 /* Separate the first path component in "p", and keep the
14700 * remainder (beginning with the path separator). */
14701 remain
= vim_strsave(q
- 1);
14709 len
= readlink((char *)p
, (char *)buf
, MAXPATHL
);
14718 EMSG(_("E655: Too many symbolic links (cycle?)"));
14719 rettv
->vval
.v_string
= NULL
;
14723 /* Ensure that the result will have a trailing path separator
14724 * if the argument has one. */
14725 if (remain
== NULL
&& has_trailing_pathsep
)
14728 /* Separate the first path component in the link value and
14729 * concatenate the remainders. */
14730 q
= getnextcomp(vim_ispathsep(*buf
) ? buf
+ 1 : buf
);
14733 if (remain
== NULL
)
14734 remain
= vim_strsave(q
- 1);
14737 cpy
= concat_str(q
- 1, remain
);
14748 if (q
> p
&& *q
== NUL
)
14750 /* Ignore trailing path separator. */
14754 if (q
> p
&& !mch_isFullName(buf
))
14756 /* symlink is relative to directory of argument */
14757 cpy
= alloc((unsigned)(STRLEN(p
) + STRLEN(buf
) + 1));
14761 STRCPY(gettail(cpy
), buf
);
14769 p
= vim_strsave(buf
);
14773 if (remain
== NULL
)
14776 /* Append the first path component of "remain" to "p". */
14777 q
= getnextcomp(remain
+ 1);
14778 len
= q
- remain
- (*q
!= NUL
);
14779 cpy
= vim_strnsave(p
, STRLEN(p
) + len
);
14782 STRNCAT(cpy
, remain
, len
);
14786 /* Shorten "remain". */
14788 STRMOVE(remain
, q
- 1);
14796 /* If the result is a relative path name, make it explicitly relative to
14797 * the current directory if and only if the argument had this form. */
14798 if (!vim_ispathsep(*p
))
14800 if (is_relative_to_current
14804 || vim_ispathsep(p
[1])
14807 || vim_ispathsep(p
[2]))))))
14809 /* Prepend "./". */
14810 cpy
= concat_str((char_u
*)"./", p
);
14817 else if (!is_relative_to_current
)
14819 /* Strip leading "./". */
14821 while (q
[0] == '.' && vim_ispathsep(q
[1]))
14828 /* Ensure that the result will have no trailing path separator
14829 * if the argument had none. But keep "/" or "//". */
14830 if (!has_trailing_pathsep
)
14833 if (after_pathsep(p
, q
))
14834 *gettail_sep(p
) = NUL
;
14837 rettv
->vval
.v_string
= p
;
14840 rettv
->vval
.v_string
= vim_strsave(p
);
14844 simplify_filename(rettv
->vval
.v_string
);
14846 #ifdef HAVE_READLINK
14849 rettv
->v_type
= VAR_STRING
;
14853 * "reverse({list})" function
14856 f_reverse(argvars
, rettv
)
14861 listitem_T
*li
, *ni
;
14863 if (argvars
[0].v_type
!= VAR_LIST
)
14864 EMSG2(_(e_listarg
), "reverse()");
14865 else if ((l
= argvars
[0].vval
.v_list
) != NULL
14866 && !tv_check_lock(l
->lv_lock
, (char_u
*)"reverse()"))
14869 l
->lv_first
= l
->lv_last
= NULL
;
14874 list_append(l
, li
);
14877 rettv
->vval
.v_list
= l
;
14878 rettv
->v_type
= VAR_LIST
;
14880 l
->lv_idx
= l
->lv_len
- l
->lv_idx
- 1;
14884 #define SP_NOMOVE 0x01 /* don't move cursor */
14885 #define SP_REPEAT 0x02 /* repeat to find outer pair */
14886 #define SP_RETCOUNT 0x04 /* return matchcount */
14887 #define SP_SETPCMARK 0x08 /* set previous context mark */
14888 #define SP_START 0x10 /* accept match at start position */
14889 #define SP_SUBPAT 0x20 /* return nr of matching sub-pattern */
14890 #define SP_END 0x40 /* leave cursor at end of match */
14892 static int get_search_arg
__ARGS((typval_T
*varp
, int *flagsp
));
14895 * Get flags for a search function.
14896 * Possibly sets "p_ws".
14897 * Returns BACKWARD, FORWARD or zero (for an error).
14900 get_search_arg(varp
, flagsp
)
14906 char_u nbuf
[NUMBUFLEN
];
14909 if (varp
->v_type
!= VAR_UNKNOWN
)
14911 flags
= get_tv_string_buf_chk(varp
, nbuf
);
14913 return 0; /* type error; errmsg already given */
14914 while (*flags
!= NUL
)
14918 case 'b': dir
= BACKWARD
; break;
14919 case 'w': p_ws
= TRUE
; break;
14920 case 'W': p_ws
= FALSE
; break;
14922 if (flagsp
!= NULL
)
14925 case 'c': mask
= SP_START
; break;
14926 case 'e': mask
= SP_END
; break;
14927 case 'm': mask
= SP_RETCOUNT
; break;
14928 case 'n': mask
= SP_NOMOVE
; break;
14929 case 'p': mask
= SP_SUBPAT
; break;
14930 case 'r': mask
= SP_REPEAT
; break;
14931 case 's': mask
= SP_SETPCMARK
; break;
14935 EMSG2(_(e_invarg2
), flags
);
14950 * Shared by search() and searchpos() functions
14953 search_cmn(argvars
, match_pos
, flagsp
)
14962 int save_p_ws
= p_ws
;
14964 int retval
= 0; /* default: FAIL */
14965 long lnum_stop
= 0;
14967 #ifdef FEAT_RELTIME
14968 long time_limit
= 0;
14970 int options
= SEARCH_KEEP
;
14973 pat
= get_tv_string(&argvars
[0]);
14974 dir
= get_search_arg(&argvars
[1], flagsp
); /* may set p_ws */
14978 if (flags
& SP_START
)
14979 options
|= SEARCH_START
;
14980 if (flags
& SP_END
)
14981 options
|= SEARCH_END
;
14983 /* Optional arguments: line number to stop searching and timeout. */
14984 if (argvars
[1].v_type
!= VAR_UNKNOWN
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
14986 lnum_stop
= get_tv_number_chk(&argvars
[2], NULL
);
14989 #ifdef FEAT_RELTIME
14990 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
14992 time_limit
= get_tv_number_chk(&argvars
[3], NULL
);
14993 if (time_limit
< 0)
14999 #ifdef FEAT_RELTIME
15000 /* Set the time limit, if there is one. */
15001 profile_setlimit(time_limit
, &tm
);
15005 * This function does not accept SP_REPEAT and SP_RETCOUNT flags.
15006 * Check to make sure only those flags are set.
15007 * Also, Only the SP_NOMOVE or the SP_SETPCMARK flag can be set. Both
15008 * flags cannot be set. Check for that condition also.
15010 if (((flags
& (SP_REPEAT
| SP_RETCOUNT
)) != 0)
15011 || ((flags
& SP_NOMOVE
) && (flags
& SP_SETPCMARK
)))
15013 EMSG2(_(e_invarg2
), get_tv_string(&argvars
[1]));
15017 pos
= save_cursor
= curwin
->w_cursor
;
15018 subpatnum
= searchit(curwin
, curbuf
, &pos
, dir
, pat
, 1L,
15019 options
, RE_SEARCH
, (linenr_T
)lnum_stop
, &tm
);
15020 if (subpatnum
!= FAIL
)
15022 if (flags
& SP_SUBPAT
)
15023 retval
= subpatnum
;
15026 if (flags
& SP_SETPCMARK
)
15028 curwin
->w_cursor
= pos
;
15029 if (match_pos
!= NULL
)
15031 /* Store the match cursor position */
15032 match_pos
->lnum
= pos
.lnum
;
15033 match_pos
->col
= pos
.col
+ 1;
15035 /* "/$" will put the cursor after the end of the line, may need to
15036 * correct that here */
15040 /* If 'n' flag is used: restore cursor position. */
15041 if (flags
& SP_NOMOVE
)
15042 curwin
->w_cursor
= save_cursor
;
15044 curwin
->w_set_curswant
= TRUE
;
15053 * "round({float})" function
15056 f_round(argvars
, rettv
)
15062 rettv
->v_type
= VAR_FLOAT
;
15063 if (get_float_arg(argvars
, &f
) == OK
)
15064 /* round() is not in C90, use ceil() or floor() instead. */
15065 rettv
->vval
.v_float
= f
> 0 ? floor(f
+ 0.5) : ceil(f
- 0.5);
15067 rettv
->vval
.v_float
= 0.0;
15072 * "search()" function
15075 f_search(argvars
, rettv
)
15081 rettv
->vval
.v_number
= search_cmn(argvars
, NULL
, &flags
);
15085 * "searchdecl()" function
15088 f_searchdecl(argvars
, rettv
)
15097 rettv
->vval
.v_number
= 1; /* default: FAIL */
15099 name
= get_tv_string_chk(&argvars
[0]);
15100 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
15102 locally
= get_tv_number_chk(&argvars
[1], &error
) == 0;
15103 if (!error
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
15104 thisblock
= get_tv_number_chk(&argvars
[2], &error
) != 0;
15106 if (!error
&& name
!= NULL
)
15107 rettv
->vval
.v_number
= find_decl(name
, (int)STRLEN(name
),
15108 locally
, thisblock
, SEARCH_KEEP
) == FAIL
;
15112 * Used by searchpair() and searchpairpos()
15115 searchpair_cmn(argvars
, match_pos
)
15119 char_u
*spat
, *mpat
, *epat
;
15121 int save_p_ws
= p_ws
;
15124 char_u nbuf1
[NUMBUFLEN
];
15125 char_u nbuf2
[NUMBUFLEN
];
15126 char_u nbuf3
[NUMBUFLEN
];
15127 int retval
= 0; /* default: FAIL */
15128 long lnum_stop
= 0;
15129 long time_limit
= 0;
15131 /* Get the three pattern arguments: start, middle, end. */
15132 spat
= get_tv_string_chk(&argvars
[0]);
15133 mpat
= get_tv_string_buf_chk(&argvars
[1], nbuf1
);
15134 epat
= get_tv_string_buf_chk(&argvars
[2], nbuf2
);
15135 if (spat
== NULL
|| mpat
== NULL
|| epat
== NULL
)
15136 goto theend
; /* type error */
15138 /* Handle the optional fourth argument: flags */
15139 dir
= get_search_arg(&argvars
[3], &flags
); /* may set p_ws */
15143 /* Don't accept SP_END or SP_SUBPAT.
15144 * Only one of the SP_NOMOVE or SP_SETPCMARK flags can be set.
15146 if ((flags
& (SP_END
| SP_SUBPAT
)) != 0
15147 || ((flags
& SP_NOMOVE
) && (flags
& SP_SETPCMARK
)))
15149 EMSG2(_(e_invarg2
), get_tv_string(&argvars
[3]));
15153 /* Using 'r' implies 'W', otherwise it doesn't work. */
15154 if (flags
& SP_REPEAT
)
15157 /* Optional fifth argument: skip expression */
15158 if (argvars
[3].v_type
== VAR_UNKNOWN
15159 || argvars
[4].v_type
== VAR_UNKNOWN
)
15160 skip
= (char_u
*)"";
15163 skip
= get_tv_string_buf_chk(&argvars
[4], nbuf3
);
15164 if (argvars
[5].v_type
!= VAR_UNKNOWN
)
15166 lnum_stop
= get_tv_number_chk(&argvars
[5], NULL
);
15169 #ifdef FEAT_RELTIME
15170 if (argvars
[6].v_type
!= VAR_UNKNOWN
)
15172 time_limit
= get_tv_number_chk(&argvars
[6], NULL
);
15173 if (time_limit
< 0)
15180 goto theend
; /* type error */
15182 retval
= do_searchpair(spat
, mpat
, epat
, dir
, skip
, flags
,
15183 match_pos
, lnum_stop
, time_limit
);
15192 * "searchpair()" function
15195 f_searchpair(argvars
, rettv
)
15199 rettv
->vval
.v_number
= searchpair_cmn(argvars
, NULL
);
15203 * "searchpairpos()" function
15206 f_searchpairpos(argvars
, rettv
)
15214 if (rettv_list_alloc(rettv
) == FAIL
)
15217 if (searchpair_cmn(argvars
, &match_pos
) > 0)
15219 lnum
= match_pos
.lnum
;
15220 col
= match_pos
.col
;
15223 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)lnum
);
15224 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)col
);
15228 * Search for a start/middle/end thing.
15229 * Used by searchpair(), see its documentation for the details.
15230 * Returns 0 or -1 for no match,
15233 do_searchpair(spat
, mpat
, epat
, dir
, skip
, flags
, match_pos
,
15234 lnum_stop
, time_limit
)
15235 char_u
*spat
; /* start pattern */
15236 char_u
*mpat
; /* middle pattern */
15237 char_u
*epat
; /* end pattern */
15238 int dir
; /* BACKWARD or FORWARD */
15239 char_u
*skip
; /* skip expression */
15240 int flags
; /* SP_SETPCMARK and other SP_ values */
15242 linenr_T lnum_stop
; /* stop at this line if not zero */
15243 long time_limit
; /* stop after this many msec */
15246 char_u
*pat
, *pat2
= NULL
, *pat3
= NULL
;
15257 int options
= SEARCH_KEEP
;
15260 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
15262 p_cpo
= empty_option
;
15264 #ifdef FEAT_RELTIME
15265 /* Set the time limit, if there is one. */
15266 profile_setlimit(time_limit
, &tm
);
15269 /* Make two search patterns: start/end (pat2, for in nested pairs) and
15270 * start/middle/end (pat3, for the top pair). */
15271 pat2
= alloc((unsigned)(STRLEN(spat
) + STRLEN(epat
) + 15));
15272 pat3
= alloc((unsigned)(STRLEN(spat
) + STRLEN(mpat
) + STRLEN(epat
) + 23));
15273 if (pat2
== NULL
|| pat3
== NULL
)
15275 sprintf((char *)pat2
, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat
, epat
);
15277 STRCPY(pat3
, pat2
);
15279 sprintf((char *)pat3
, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
15281 if (flags
& SP_START
)
15282 options
|= SEARCH_START
;
15284 save_cursor
= curwin
->w_cursor
;
15285 pos
= curwin
->w_cursor
;
15286 clearpos(&firstpos
);
15287 clearpos(&foundpos
);
15291 n
= searchit(curwin
, curbuf
, &pos
, dir
, pat
, 1L,
15292 options
, RE_SEARCH
, lnum_stop
, &tm
);
15293 if (n
== FAIL
|| (firstpos
.lnum
!= 0 && equalpos(pos
, firstpos
)))
15294 /* didn't find it or found the first match again: FAIL */
15297 if (firstpos
.lnum
== 0)
15299 if (equalpos(pos
, foundpos
))
15301 /* Found the same position again. Can happen with a pattern that
15302 * has "\zs" at the end and searching backwards. Advance one
15303 * character and try again. */
15304 if (dir
== BACKWARD
)
15311 /* clear the start flag to avoid getting stuck here */
15312 options
&= ~SEARCH_START
;
15314 /* If the skip pattern matches, ignore this match. */
15317 save_pos
= curwin
->w_cursor
;
15318 curwin
->w_cursor
= pos
;
15319 r
= eval_to_bool(skip
, &err
, NULL
, FALSE
);
15320 curwin
->w_cursor
= save_pos
;
15323 /* Evaluating {skip} caused an error, break here. */
15324 curwin
->w_cursor
= save_cursor
;
15332 if ((dir
== BACKWARD
&& n
== 3) || (dir
== FORWARD
&& n
== 2))
15334 /* Found end when searching backwards or start when searching
15335 * forward: nested pair. */
15337 pat
= pat2
; /* nested, don't search for middle */
15341 /* Found end when searching forward or start when searching
15342 * backward: end of (nested) pair; or found middle in outer pair. */
15344 pat
= pat3
; /* outer level, search for middle */
15349 /* Found the match: return matchcount or line number. */
15350 if (flags
& SP_RETCOUNT
)
15354 if (flags
& SP_SETPCMARK
)
15356 curwin
->w_cursor
= pos
;
15357 if (!(flags
& SP_REPEAT
))
15359 nest
= 1; /* search for next unmatched */
15363 if (match_pos
!= NULL
)
15365 /* Store the match cursor position */
15366 match_pos
->lnum
= curwin
->w_cursor
.lnum
;
15367 match_pos
->col
= curwin
->w_cursor
.col
+ 1;
15370 /* If 'n' flag is used or search failed: restore cursor position. */
15371 if ((flags
& SP_NOMOVE
) || retval
== 0)
15372 curwin
->w_cursor
= save_cursor
;
15377 if (p_cpo
== empty_option
)
15380 /* Darn, evaluating the {skip} expression changed the value. */
15381 free_string_option(save_cpo
);
15387 * "searchpos()" function
15390 f_searchpos(argvars
, rettv
)
15400 if (rettv_list_alloc(rettv
) == FAIL
)
15403 n
= search_cmn(argvars
, &match_pos
, &flags
);
15406 lnum
= match_pos
.lnum
;
15407 col
= match_pos
.col
;
15410 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)lnum
);
15411 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)col
);
15412 if (flags
& SP_SUBPAT
)
15413 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n
);
15418 f_server2client(argvars
, rettv
)
15419 typval_T
*argvars UNUSED
;
15422 #ifdef FEAT_CLIENTSERVER
15423 char_u buf
[NUMBUFLEN
];
15424 char_u
*server
= get_tv_string_chk(&argvars
[0]);
15425 char_u
*reply
= get_tv_string_buf_chk(&argvars
[1], buf
);
15427 rettv
->vval
.v_number
= -1;
15428 if (server
== NULL
|| reply
== NULL
)
15430 if (check_restricted() || check_secure())
15433 if (check_connection() == FAIL
)
15437 if (serverSendReply(server
, reply
) < 0)
15439 EMSG(_("E258: Unable to send to client"));
15442 rettv
->vval
.v_number
= 0;
15444 rettv
->vval
.v_number
= -1;
15449 f_serverlist(argvars
, rettv
)
15450 typval_T
*argvars UNUSED
;
15455 #ifdef FEAT_CLIENTSERVER
15457 r
= serverGetVimNames();
15460 if (X_DISPLAY
!= NULL
)
15461 r
= serverGetVimNames(X_DISPLAY
);
15464 rettv
->v_type
= VAR_STRING
;
15465 rettv
->vval
.v_string
= r
;
15469 * "setbufvar()" function
15472 f_setbufvar(argvars
, rettv
)
15474 typval_T
*rettv UNUSED
;
15478 char_u
*varname
, *bufvarname
;
15480 char_u nbuf
[NUMBUFLEN
];
15482 if (check_restricted() || check_secure())
15484 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
15485 varname
= get_tv_string_chk(&argvars
[1]);
15486 buf
= get_buf_tv(&argvars
[0]);
15487 varp
= &argvars
[2];
15489 if (buf
!= NULL
&& varname
!= NULL
&& varp
!= NULL
)
15491 /* set curbuf to be our buf, temporarily */
15492 aucmd_prepbuf(&aco
, buf
);
15494 if (*varname
== '&')
15501 numval
= get_tv_number_chk(varp
, &error
);
15502 strval
= get_tv_string_buf_chk(varp
, nbuf
);
15503 if (!error
&& strval
!= NULL
)
15504 set_option_value(varname
, numval
, strval
, OPT_LOCAL
);
15508 bufvarname
= alloc((unsigned)STRLEN(varname
) + 3);
15509 if (bufvarname
!= NULL
)
15511 STRCPY(bufvarname
, "b:");
15512 STRCPY(bufvarname
+ 2, varname
);
15513 set_var(bufvarname
, varp
, TRUE
);
15514 vim_free(bufvarname
);
15518 /* reset notion of buffer */
15519 aucmd_restbuf(&aco
);
15524 * "setcmdpos()" function
15527 f_setcmdpos(argvars
, rettv
)
15531 int pos
= (int)get_tv_number(&argvars
[0]) - 1;
15534 rettv
->vval
.v_number
= set_cmdline_pos(pos
);
15538 * "setline()" function
15541 f_setline(argvars
, rettv
)
15546 char_u
*line
= NULL
;
15548 listitem_T
*li
= NULL
;
15550 linenr_T lcount
= curbuf
->b_ml
.ml_line_count
;
15552 lnum
= get_tv_lnum(&argvars
[0]);
15553 if (argvars
[1].v_type
== VAR_LIST
)
15555 l
= argvars
[1].vval
.v_list
;
15559 line
= get_tv_string_chk(&argvars
[1]);
15561 /* default result is zero == OK */
15566 /* list argument, get next string */
15569 line
= get_tv_string_chk(&li
->li_tv
);
15573 rettv
->vval
.v_number
= 1; /* FAIL */
15574 if (line
== NULL
|| lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
+ 1)
15576 if (lnum
<= curbuf
->b_ml
.ml_line_count
)
15578 /* existing line, replace it */
15579 if (u_savesub(lnum
) == OK
&& ml_replace(lnum
, line
, TRUE
) == OK
)
15581 changed_bytes(lnum
, 0);
15582 if (lnum
== curwin
->w_cursor
.lnum
)
15583 check_cursor_col();
15584 rettv
->vval
.v_number
= 0; /* OK */
15587 else if (added
> 0 || u_save(lnum
- 1, lnum
) == OK
)
15589 /* lnum is one past the last line, append the line */
15591 if (ml_append(lnum
- 1, line
, (colnr_T
)0, FALSE
) == OK
)
15592 rettv
->vval
.v_number
= 0; /* OK */
15595 if (l
== NULL
) /* only one string argument */
15601 appended_lines_mark(lcount
, added
);
15604 static void set_qf_ll_list
__ARGS((win_T
*wp
, typval_T
*list_arg
, typval_T
*action_arg
, typval_T
*rettv
));
15607 * Used by "setqflist()" and "setloclist()" functions
15610 set_qf_ll_list(wp
, list_arg
, action_arg
, rettv
)
15612 typval_T
*list_arg UNUSED
;
15613 typval_T
*action_arg UNUSED
;
15616 #ifdef FEAT_QUICKFIX
15621 rettv
->vval
.v_number
= -1;
15623 #ifdef FEAT_QUICKFIX
15624 if (list_arg
->v_type
!= VAR_LIST
)
15625 EMSG(_(e_listreq
));
15628 list_T
*l
= list_arg
->vval
.v_list
;
15630 if (action_arg
->v_type
== VAR_STRING
)
15632 act
= get_tv_string_chk(action_arg
);
15634 return; /* type error; errmsg already given */
15635 if (*act
== 'a' || *act
== 'r')
15639 if (l
!= NULL
&& set_errorlist(wp
, l
, action
) == OK
)
15640 rettv
->vval
.v_number
= 0;
15646 * "setloclist()" function
15649 f_setloclist(argvars
, rettv
)
15655 rettv
->vval
.v_number
= -1;
15657 win
= find_win_by_nr(&argvars
[0], NULL
);
15659 set_qf_ll_list(win
, &argvars
[1], &argvars
[2], rettv
);
15663 * "setmatches()" function
15666 f_setmatches(argvars
, rettv
)
15670 #ifdef FEAT_SEARCH_EXTRA
15675 rettv
->vval
.v_number
= -1;
15676 if (argvars
[0].v_type
!= VAR_LIST
)
15678 EMSG(_(e_listreq
));
15681 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
15684 /* To some extent make sure that we are dealing with a list from
15685 * "getmatches()". */
15689 if (li
->li_tv
.v_type
!= VAR_DICT
15690 || (d
= li
->li_tv
.vval
.v_dict
) == NULL
)
15695 if (!(dict_find(d
, (char_u
*)"group", -1) != NULL
15696 && dict_find(d
, (char_u
*)"pattern", -1) != NULL
15697 && dict_find(d
, (char_u
*)"priority", -1) != NULL
15698 && dict_find(d
, (char_u
*)"id", -1) != NULL
))
15706 clear_matches(curwin
);
15710 d
= li
->li_tv
.vval
.v_dict
;
15711 match_add(curwin
, get_dict_string(d
, (char_u
*)"group", FALSE
),
15712 get_dict_string(d
, (char_u
*)"pattern", FALSE
),
15713 (int)get_dict_number(d
, (char_u
*)"priority"),
15714 (int)get_dict_number(d
, (char_u
*)"id"));
15717 rettv
->vval
.v_number
= 0;
15723 * "setpos()" function
15726 f_setpos(argvars
, rettv
)
15734 rettv
->vval
.v_number
= -1;
15735 name
= get_tv_string_chk(argvars
);
15738 if (list2fpos(&argvars
[1], &pos
, &fnum
) == OK
)
15741 if (name
[0] == '.' && name
[1] == NUL
)
15744 if (fnum
== curbuf
->b_fnum
)
15746 curwin
->w_cursor
= pos
;
15748 rettv
->vval
.v_number
= 0;
15753 else if (name
[0] == '\'' && name
[1] != NUL
&& name
[2] == NUL
)
15756 if (setmark_pos(name
[1], &pos
, fnum
) == OK
)
15757 rettv
->vval
.v_number
= 0;
15766 * "setqflist()" function
15769 f_setqflist(argvars
, rettv
)
15773 set_qf_ll_list(NULL
, &argvars
[0], &argvars
[1], rettv
);
15777 * "setreg()" function
15780 f_setreg(argvars
, rettv
)
15785 char_u
*strregname
;
15796 strregname
= get_tv_string_chk(argvars
);
15797 rettv
->vval
.v_number
= 1; /* FAIL is default */
15799 if (strregname
== NULL
)
15800 return; /* type error; errmsg already given */
15801 regname
= *strregname
;
15802 if (regname
== 0 || regname
== '@')
15804 else if (regname
== '=')
15807 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
15809 stropt
= get_tv_string_chk(&argvars
[2]);
15810 if (stropt
== NULL
)
15811 return; /* type error */
15812 for (; *stropt
!= NUL
; ++stropt
)
15815 case 'a': case 'A': /* append */
15818 case 'v': case 'c': /* character-wise selection */
15821 case 'V': case 'l': /* line-wise selection */
15825 case 'b': case Ctrl_V
: /* block-wise selection */
15826 yank_type
= MBLOCK
;
15827 if (VIM_ISDIGIT(stropt
[1]))
15830 block_len
= getdigits(&stropt
) - 1;
15838 strval
= get_tv_string_chk(&argvars
[1]);
15839 if (strval
!= NULL
)
15840 write_reg_contents_ex(regname
, strval
, -1,
15841 append
, yank_type
, block_len
);
15842 rettv
->vval
.v_number
= 0;
15846 * "settabwinvar()" function
15849 f_settabwinvar(argvars
, rettv
)
15853 setwinvar(argvars
, rettv
, 1);
15857 * "setwinvar()" function
15860 f_setwinvar(argvars
, rettv
)
15864 setwinvar(argvars
, rettv
, 0);
15868 * "setwinvar()" and "settabwinvar()" functions
15871 setwinvar(argvars
, rettv
, off
)
15873 typval_T
*rettv UNUSED
;
15877 #ifdef FEAT_WINDOWS
15878 win_T
*save_curwin
;
15879 tabpage_T
*save_curtab
;
15881 char_u
*varname
, *winvarname
;
15883 char_u nbuf
[NUMBUFLEN
];
15886 if (check_restricted() || check_secure())
15889 #ifdef FEAT_WINDOWS
15891 tp
= find_tabpage((int)get_tv_number_chk(&argvars
[0], NULL
));
15895 win
= find_win_by_nr(&argvars
[off
], tp
);
15896 varname
= get_tv_string_chk(&argvars
[off
+ 1]);
15897 varp
= &argvars
[off
+ 2];
15899 if (win
!= NULL
&& varname
!= NULL
&& varp
!= NULL
)
15901 #ifdef FEAT_WINDOWS
15902 /* set curwin to be our win, temporarily */
15903 save_curwin
= curwin
;
15904 save_curtab
= curtab
;
15905 goto_tabpage_tp(tp
);
15906 if (!win_valid(win
))
15909 curbuf
= curwin
->w_buffer
;
15912 if (*varname
== '&')
15919 numval
= get_tv_number_chk(varp
, &error
);
15920 strval
= get_tv_string_buf_chk(varp
, nbuf
);
15921 if (!error
&& strval
!= NULL
)
15922 set_option_value(varname
, numval
, strval
, OPT_LOCAL
);
15926 winvarname
= alloc((unsigned)STRLEN(varname
) + 3);
15927 if (winvarname
!= NULL
)
15929 STRCPY(winvarname
, "w:");
15930 STRCPY(winvarname
+ 2, varname
);
15931 set_var(winvarname
, varp
, TRUE
);
15932 vim_free(winvarname
);
15936 #ifdef FEAT_WINDOWS
15937 /* Restore current tabpage and window, if still valid (autocomands can
15938 * make them invalid). */
15939 if (valid_tabpage(save_curtab
))
15940 goto_tabpage_tp(save_curtab
);
15941 if (win_valid(save_curwin
))
15943 curwin
= save_curwin
;
15944 curbuf
= curwin
->w_buffer
;
15951 * "shellescape({string})" function
15954 f_shellescape(argvars
, rettv
)
15958 rettv
->vval
.v_string
= vim_strsave_shellescape(
15959 get_tv_string(&argvars
[0]), non_zero_arg(&argvars
[1]));
15960 rettv
->v_type
= VAR_STRING
;
15964 * "simplify()" function
15967 f_simplify(argvars
, rettv
)
15973 p
= get_tv_string(&argvars
[0]);
15974 rettv
->vval
.v_string
= vim_strsave(p
);
15975 simplify_filename(rettv
->vval
.v_string
); /* simplify in place */
15976 rettv
->v_type
= VAR_STRING
;
15984 f_sin(argvars
, rettv
)
15990 rettv
->v_type
= VAR_FLOAT
;
15991 if (get_float_arg(argvars
, &f
) == OK
)
15992 rettv
->vval
.v_float
= sin(f
);
15994 rettv
->vval
.v_float
= 0.0;
15999 #ifdef __BORLANDC__
16002 item_compare
__ARGS((const void *s1
, const void *s2
));
16004 #ifdef __BORLANDC__
16007 item_compare2
__ARGS((const void *s1
, const void *s2
));
16009 static int item_compare_ic
;
16010 static char_u
*item_compare_func
;
16011 static int item_compare_func_err
;
16012 #define ITEM_COMPARE_FAIL 999
16015 * Compare functions for f_sort() below.
16018 #ifdef __BORLANDC__
16021 item_compare(s1
, s2
)
16026 char_u
*tofree1
, *tofree2
;
16028 char_u numbuf1
[NUMBUFLEN
];
16029 char_u numbuf2
[NUMBUFLEN
];
16031 p1
= tv2string(&(*(listitem_T
**)s1
)->li_tv
, &tofree1
, numbuf1
, 0);
16032 p2
= tv2string(&(*(listitem_T
**)s2
)->li_tv
, &tofree2
, numbuf2
, 0);
16037 if (item_compare_ic
)
16038 res
= STRICMP(p1
, p2
);
16040 res
= STRCMP(p1
, p2
);
16047 #ifdef __BORLANDC__
16050 item_compare2(s1
, s2
)
16059 /* shortcut after failure in previous call; compare all items equal */
16060 if (item_compare_func_err
)
16063 /* copy the values. This is needed to be able to set v_lock to VAR_FIXED
16064 * in the copy without changing the original list items. */
16065 copy_tv(&(*(listitem_T
**)s1
)->li_tv
, &argv
[0]);
16066 copy_tv(&(*(listitem_T
**)s2
)->li_tv
, &argv
[1]);
16068 rettv
.v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
16069 res
= call_func(item_compare_func
, (int)STRLEN(item_compare_func
),
16070 &rettv
, 2, argv
, 0L, 0L, &dummy
, TRUE
, NULL
);
16071 clear_tv(&argv
[0]);
16072 clear_tv(&argv
[1]);
16075 res
= ITEM_COMPARE_FAIL
;
16077 res
= get_tv_number_chk(&rettv
, &item_compare_func_err
);
16078 if (item_compare_func_err
)
16079 res
= ITEM_COMPARE_FAIL
; /* return value has wrong type */
16085 * "sort({list})" function
16088 f_sort(argvars
, rettv
)
16098 if (argvars
[0].v_type
!= VAR_LIST
)
16099 EMSG2(_(e_listarg
), "sort()");
16102 l
= argvars
[0].vval
.v_list
;
16103 if (l
== NULL
|| tv_check_lock(l
->lv_lock
, (char_u
*)"sort()"))
16105 rettv
->vval
.v_list
= l
;
16106 rettv
->v_type
= VAR_LIST
;
16111 return; /* short list sorts pretty quickly */
16113 item_compare_ic
= FALSE
;
16114 item_compare_func
= NULL
;
16115 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16117 if (argvars
[1].v_type
== VAR_FUNC
)
16118 item_compare_func
= argvars
[1].vval
.v_string
;
16123 i
= get_tv_number_chk(&argvars
[1], &error
);
16125 return; /* type error; errmsg already given */
16127 item_compare_ic
= TRUE
;
16129 item_compare_func
= get_tv_string(&argvars
[1]);
16133 /* Make an array with each entry pointing to an item in the List. */
16134 ptrs
= (listitem_T
**)alloc((int)(len
* sizeof(listitem_T
*)));
16138 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
16141 item_compare_func_err
= FALSE
;
16142 /* test the compare function */
16143 if (item_compare_func
!= NULL
16144 && item_compare2((void *)&ptrs
[0], (void *)&ptrs
[1])
16145 == ITEM_COMPARE_FAIL
)
16146 EMSG(_("E702: Sort compare function failed"));
16149 /* Sort the array with item pointers. */
16150 qsort((void *)ptrs
, (size_t)len
, sizeof(listitem_T
*),
16151 item_compare_func
== NULL
? item_compare
: item_compare2
);
16153 if (!item_compare_func_err
)
16155 /* Clear the List and append the items in the sorted order. */
16156 l
->lv_first
= l
->lv_last
= l
->lv_idx_item
= NULL
;
16158 for (i
= 0; i
< len
; ++i
)
16159 list_append(l
, ptrs
[i
]);
16168 * "soundfold({word})" function
16171 f_soundfold(argvars
, rettv
)
16177 rettv
->v_type
= VAR_STRING
;
16178 s
= get_tv_string(&argvars
[0]);
16180 rettv
->vval
.v_string
= eval_soundfold(s
);
16182 rettv
->vval
.v_string
= vim_strsave(s
);
16187 * "spellbadword()" function
16190 f_spellbadword(argvars
, rettv
)
16191 typval_T
*argvars UNUSED
;
16194 char_u
*word
= (char_u
*)"";
16195 hlf_T attr
= HLF_COUNT
;
16198 if (rettv_list_alloc(rettv
) == FAIL
)
16202 if (argvars
[0].v_type
== VAR_UNKNOWN
)
16204 /* Find the start and length of the badly spelled word. */
16205 len
= spell_move_to(curwin
, FORWARD
, TRUE
, TRUE
, &attr
);
16207 word
= ml_get_cursor();
16209 else if (curwin
->w_p_spell
&& *curbuf
->b_p_spl
!= NUL
)
16211 char_u
*str
= get_tv_string_chk(&argvars
[0]);
16216 /* Check the argument for spelling. */
16217 while (*str
!= NUL
)
16219 len
= spell_check(curwin
, str
, &attr
, &capcol
, FALSE
);
16220 if (attr
!= HLF_COUNT
)
16231 list_append_string(rettv
->vval
.v_list
, word
, len
);
16232 list_append_string(rettv
->vval
.v_list
, (char_u
*)(
16233 attr
== HLF_SPB
? "bad" :
16234 attr
== HLF_SPR
? "rare" :
16235 attr
== HLF_SPL
? "local" :
16236 attr
== HLF_SPC
? "caps" :
16241 * "spellsuggest()" function
16244 f_spellsuggest(argvars
, rettv
)
16245 typval_T
*argvars UNUSED
;
16250 int typeerr
= FALSE
;
16255 int need_capital
= FALSE
;
16258 if (rettv_list_alloc(rettv
) == FAIL
)
16262 if (curwin
->w_p_spell
&& *curbuf
->b_p_spl
!= NUL
)
16264 str
= get_tv_string(&argvars
[0]);
16265 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16267 maxcount
= get_tv_number_chk(&argvars
[1], &typeerr
);
16270 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16272 need_capital
= get_tv_number_chk(&argvars
[2], &typeerr
);
16280 spell_suggest_list(&ga
, str
, maxcount
, need_capital
, FALSE
);
16282 for (i
= 0; i
< ga
.ga_len
; ++i
)
16284 str
= ((char_u
**)ga
.ga_data
)[i
];
16286 li
= listitem_alloc();
16291 li
->li_tv
.v_type
= VAR_STRING
;
16292 li
->li_tv
.v_lock
= 0;
16293 li
->li_tv
.vval
.v_string
= str
;
16294 list_append(rettv
->vval
.v_list
, li
);
16303 f_split(argvars
, rettv
)
16309 char_u
*pat
= NULL
;
16310 regmatch_T regmatch
;
16311 char_u patbuf
[NUMBUFLEN
];
16315 int keepempty
= FALSE
;
16316 int typeerr
= FALSE
;
16318 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
16320 p_cpo
= (char_u
*)"";
16322 str
= get_tv_string(&argvars
[0]);
16323 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16325 pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
16328 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16329 keepempty
= get_tv_number_chk(&argvars
[2], &typeerr
);
16331 if (pat
== NULL
|| *pat
== NUL
)
16332 pat
= (char_u
*)"[\\x01- ]\\+";
16334 if (rettv_list_alloc(rettv
) == FAIL
)
16339 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
16340 if (regmatch
.regprog
!= NULL
)
16342 regmatch
.rm_ic
= FALSE
;
16343 while (*str
!= NUL
|| keepempty
)
16346 match
= FALSE
; /* empty item at the end */
16348 match
= vim_regexec_nl(®match
, str
, col
);
16350 end
= regmatch
.startp
[0];
16352 end
= str
+ STRLEN(str
);
16353 if (keepempty
|| end
> str
|| (rettv
->vval
.v_list
->lv_len
> 0
16354 && *str
!= NUL
&& match
&& end
< regmatch
.endp
[0]))
16356 if (list_append_string(rettv
->vval
.v_list
, str
,
16357 (int)(end
- str
)) == FAIL
)
16362 /* Advance to just after the match. */
16363 if (regmatch
.endp
[0] > str
)
16367 /* Don't get stuck at the same match. */
16369 col
= (*mb_ptr2len
)(regmatch
.endp
[0]);
16374 str
= regmatch
.endp
[0];
16377 vim_free(regmatch
.regprog
);
16385 * "sqrt()" function
16388 f_sqrt(argvars
, rettv
)
16394 rettv
->v_type
= VAR_FLOAT
;
16395 if (get_float_arg(argvars
, &f
) == OK
)
16396 rettv
->vval
.v_float
= sqrt(f
);
16398 rettv
->vval
.v_float
= 0.0;
16402 * "str2float()" function
16405 f_str2float(argvars
, rettv
)
16409 char_u
*p
= skipwhite(get_tv_string(&argvars
[0]));
16412 p
= skipwhite(p
+ 1);
16413 (void)string2float(p
, &rettv
->vval
.v_float
);
16414 rettv
->v_type
= VAR_FLOAT
;
16419 * "str2nr()" function
16422 f_str2nr(argvars
, rettv
)
16430 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16432 base
= get_tv_number(&argvars
[1]);
16433 if (base
!= 8 && base
!= 10 && base
!= 16)
16440 p
= skipwhite(get_tv_string(&argvars
[0]));
16442 p
= skipwhite(p
+ 1);
16443 vim_str2nr(p
, NULL
, NULL
, base
== 8 ? 2 : 0, base
== 16 ? 2 : 0, &n
, NULL
);
16444 rettv
->vval
.v_number
= n
;
16447 #ifdef HAVE_STRFTIME
16449 * "strftime({format}[, {time}])" function
16452 f_strftime(argvars
, rettv
)
16456 char_u result_buf
[256];
16457 struct tm
*curtime
;
16461 rettv
->v_type
= VAR_STRING
;
16463 p
= get_tv_string(&argvars
[0]);
16464 if (argvars
[1].v_type
== VAR_UNKNOWN
)
16465 seconds
= time(NULL
);
16467 seconds
= (time_t)get_tv_number(&argvars
[1]);
16468 curtime
= localtime(&seconds
);
16469 /* MSVC returns NULL for an invalid value of seconds. */
16470 if (curtime
== NULL
)
16471 rettv
->vval
.v_string
= vim_strsave((char_u
*)_("(Invalid)"));
16478 conv
.vc_type
= CONV_NONE
;
16479 enc
= enc_locale();
16480 convert_setup(&conv
, p_enc
, enc
);
16481 if (conv
.vc_type
!= CONV_NONE
)
16482 p
= string_convert(&conv
, p
, NULL
);
16485 (void)strftime((char *)result_buf
, sizeof(result_buf
),
16486 (char *)p
, curtime
);
16488 result_buf
[0] = NUL
;
16491 if (conv
.vc_type
!= CONV_NONE
)
16493 convert_setup(&conv
, enc
, p_enc
);
16494 if (conv
.vc_type
!= CONV_NONE
)
16495 rettv
->vval
.v_string
= string_convert(&conv
, result_buf
, NULL
);
16498 rettv
->vval
.v_string
= vim_strsave(result_buf
);
16501 /* Release conversion descriptors */
16502 convert_setup(&conv
, NULL
, NULL
);
16510 * "stridx()" function
16513 f_stridx(argvars
, rettv
)
16517 char_u buf
[NUMBUFLEN
];
16520 char_u
*save_haystack
;
16524 needle
= get_tv_string_chk(&argvars
[1]);
16525 save_haystack
= haystack
= get_tv_string_buf_chk(&argvars
[0], buf
);
16526 rettv
->vval
.v_number
= -1;
16527 if (needle
== NULL
|| haystack
== NULL
)
16528 return; /* type error; errmsg already given */
16530 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16534 start_idx
= get_tv_number_chk(&argvars
[2], &error
);
16535 if (error
|| start_idx
>= (int)STRLEN(haystack
))
16537 if (start_idx
>= 0)
16538 haystack
+= start_idx
;
16541 pos
= (char_u
*)strstr((char *)haystack
, (char *)needle
);
16543 rettv
->vval
.v_number
= (varnumber_T
)(pos
- save_haystack
);
16547 * "string()" function
16550 f_string(argvars
, rettv
)
16555 char_u numbuf
[NUMBUFLEN
];
16557 rettv
->v_type
= VAR_STRING
;
16558 rettv
->vval
.v_string
= tv2string(&argvars
[0], &tofree
, numbuf
, 0);
16559 /* Make a copy if we have a value but it's not in allocated memory. */
16560 if (rettv
->vval
.v_string
!= NULL
&& tofree
== NULL
)
16561 rettv
->vval
.v_string
= vim_strsave(rettv
->vval
.v_string
);
16565 * "strlen()" function
16568 f_strlen(argvars
, rettv
)
16572 rettv
->vval
.v_number
= (varnumber_T
)(STRLEN(
16573 get_tv_string(&argvars
[0])));
16577 * "strpart()" function
16580 f_strpart(argvars
, rettv
)
16590 p
= get_tv_string(&argvars
[0]);
16591 slen
= (int)STRLEN(p
);
16593 n
= get_tv_number_chk(&argvars
[1], &error
);
16596 else if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16597 len
= get_tv_number(&argvars
[2]);
16599 len
= slen
- n
; /* default len: all bytes that are available. */
16602 * Only return the overlap between the specified part and the actual
16614 else if (n
+ len
> slen
)
16617 rettv
->v_type
= VAR_STRING
;
16618 rettv
->vval
.v_string
= vim_strnsave(p
+ n
, len
);
16622 * "strridx()" function
16625 f_strridx(argvars
, rettv
)
16629 char_u buf
[NUMBUFLEN
];
16633 char_u
*lastmatch
= NULL
;
16634 int haystack_len
, end_idx
;
16636 needle
= get_tv_string_chk(&argvars
[1]);
16637 haystack
= get_tv_string_buf_chk(&argvars
[0], buf
);
16639 rettv
->vval
.v_number
= -1;
16640 if (needle
== NULL
|| haystack
== NULL
)
16641 return; /* type error; errmsg already given */
16643 haystack_len
= (int)STRLEN(haystack
);
16644 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16646 /* Third argument: upper limit for index */
16647 end_idx
= get_tv_number_chk(&argvars
[2], NULL
);
16649 return; /* can never find a match */
16652 end_idx
= haystack_len
;
16654 if (*needle
== NUL
)
16656 /* Empty string matches past the end. */
16657 lastmatch
= haystack
+ end_idx
;
16661 for (rest
= haystack
; *rest
!= '\0'; ++rest
)
16663 rest
= (char_u
*)strstr((char *)rest
, (char *)needle
);
16664 if (rest
== NULL
|| rest
> haystack
+ end_idx
)
16670 if (lastmatch
== NULL
)
16671 rettv
->vval
.v_number
= -1;
16673 rettv
->vval
.v_number
= (varnumber_T
)(lastmatch
- haystack
);
16677 * "strtrans()" function
16680 f_strtrans(argvars
, rettv
)
16684 rettv
->v_type
= VAR_STRING
;
16685 rettv
->vval
.v_string
= transstr(get_tv_string(&argvars
[0]));
16689 * "submatch()" function
16692 f_submatch(argvars
, rettv
)
16696 rettv
->v_type
= VAR_STRING
;
16697 rettv
->vval
.v_string
=
16698 reg_submatch((int)get_tv_number_chk(&argvars
[0], NULL
));
16702 * "substitute()" function
16705 f_substitute(argvars
, rettv
)
16709 char_u patbuf
[NUMBUFLEN
];
16710 char_u subbuf
[NUMBUFLEN
];
16711 char_u flagsbuf
[NUMBUFLEN
];
16713 char_u
*str
= get_tv_string_chk(&argvars
[0]);
16714 char_u
*pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
16715 char_u
*sub
= get_tv_string_buf_chk(&argvars
[2], subbuf
);
16716 char_u
*flg
= get_tv_string_buf_chk(&argvars
[3], flagsbuf
);
16718 rettv
->v_type
= VAR_STRING
;
16719 if (str
== NULL
|| pat
== NULL
|| sub
== NULL
|| flg
== NULL
)
16720 rettv
->vval
.v_string
= NULL
;
16722 rettv
->vval
.v_string
= do_string_sub(str
, pat
, sub
, flg
);
16726 * "synID(lnum, col, trans)" function
16729 f_synID(argvars
, rettv
)
16730 typval_T
*argvars UNUSED
;
16738 int transerr
= FALSE
;
16740 lnum
= get_tv_lnum(argvars
); /* -1 on type error */
16741 col
= get_tv_number(&argvars
[1]) - 1; /* -1 on type error */
16742 trans
= get_tv_number_chk(&argvars
[2], &transerr
);
16744 if (!transerr
&& lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
16745 && col
>= 0 && col
< (long)STRLEN(ml_get(lnum
)))
16746 id
= syn_get_id(curwin
, lnum
, (colnr_T
)col
, trans
, NULL
, FALSE
);
16749 rettv
->vval
.v_number
= id
;
16753 * "synIDattr(id, what [, mode])" function
16756 f_synIDattr(argvars
, rettv
)
16757 typval_T
*argvars UNUSED
;
16765 char_u modebuf
[NUMBUFLEN
];
16768 id
= get_tv_number(&argvars
[0]);
16769 what
= get_tv_string(&argvars
[1]);
16770 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16772 mode
= get_tv_string_buf(&argvars
[2], modebuf
);
16773 modec
= TOLOWER_ASC(mode
[0]);
16774 if (modec
!= 't' && modec
!= 'c'
16779 modec
= 0; /* replace invalid with current */
16795 switch (TOLOWER_ASC(what
[0]))
16798 if (TOLOWER_ASC(what
[1]) == 'g') /* bg[#] */
16799 p
= highlight_color(id
, what
, modec
);
16801 p
= highlight_has_attr(id
, HL_BOLD
, modec
);
16804 case 'f': /* fg[#] */
16805 p
= highlight_color(id
, what
, modec
);
16809 if (TOLOWER_ASC(what
[1]) == 'n') /* inverse */
16810 p
= highlight_has_attr(id
, HL_INVERSE
, modec
);
16812 p
= highlight_has_attr(id
, HL_ITALIC
, modec
);
16815 case 'n': /* name */
16816 p
= get_highlight_name(NULL
, id
- 1);
16819 case 'r': /* reverse */
16820 p
= highlight_has_attr(id
, HL_INVERSE
, modec
);
16824 if (TOLOWER_ASC(what
[1]) == 'p') /* sp[#] */
16825 p
= highlight_color(id
, what
, modec
);
16826 else /* standout */
16827 p
= highlight_has_attr(id
, HL_STANDOUT
, modec
);
16831 if (STRLEN(what
) <= 5 || TOLOWER_ASC(what
[5]) != 'c')
16833 p
= highlight_has_attr(id
, HL_UNDERLINE
, modec
);
16836 p
= highlight_has_attr(id
, HL_UNDERCURL
, modec
);
16841 p
= vim_strsave(p
);
16843 rettv
->v_type
= VAR_STRING
;
16844 rettv
->vval
.v_string
= p
;
16848 * "synIDtrans(id)" function
16851 f_synIDtrans(argvars
, rettv
)
16852 typval_T
*argvars UNUSED
;
16858 id
= get_tv_number(&argvars
[0]);
16861 id
= syn_get_final_id(id
);
16866 rettv
->vval
.v_number
= id
;
16870 * "synstack(lnum, col)" function
16873 f_synstack(argvars
, rettv
)
16874 typval_T
*argvars UNUSED
;
16884 rettv
->v_type
= VAR_LIST
;
16885 rettv
->vval
.v_list
= NULL
;
16888 lnum
= get_tv_lnum(argvars
); /* -1 on type error */
16889 col
= get_tv_number(&argvars
[1]) - 1; /* -1 on type error */
16891 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
16892 && col
>= 0 && (col
== 0 || col
< (long)STRLEN(ml_get(lnum
)))
16893 && rettv_list_alloc(rettv
) != FAIL
)
16895 (void)syn_get_id(curwin
, lnum
, (colnr_T
)col
, FALSE
, NULL
, TRUE
);
16898 id
= syn_get_stack_item(i
);
16901 if (list_append_number(rettv
->vval
.v_list
, id
) == FAIL
)
16909 * "system()" function
16912 f_system(argvars
, rettv
)
16916 char_u
*res
= NULL
;
16918 char_u
*infile
= NULL
;
16919 char_u buf
[NUMBUFLEN
];
16923 if (check_restricted() || check_secure())
16926 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16929 * Write the string to a temp file, to be used for input of the shell
16932 if ((infile
= vim_tempname('i')) == NULL
)
16938 fd
= mch_fopen((char *)infile
, WRITEBIN
);
16941 EMSG2(_(e_notopen
), infile
);
16944 p
= get_tv_string_buf_chk(&argvars
[1], buf
);
16948 goto done
; /* type error; errmsg already given */
16950 if (fwrite(p
, STRLEN(p
), 1, fd
) != 1)
16952 if (fclose(fd
) != 0)
16956 EMSG(_("E677: Error writing temp file"));
16961 res
= get_cmd_output(get_tv_string(&argvars
[0]), infile
,
16962 SHELL_SILENT
| SHELL_COOKED
);
16965 /* translate <CR> into <NL> */
16970 for (s
= res
; *s
; ++s
)
16978 /* translate <CR><NL> into <NL> */
16984 for (s
= res
; *s
; ++s
)
16986 if (s
[0] == CAR
&& s
[1] == NL
)
16996 if (infile
!= NULL
)
16998 mch_remove(infile
);
17001 rettv
->v_type
= VAR_STRING
;
17002 rettv
->vval
.v_string
= res
;
17006 * "tabpagebuflist()" function
17009 f_tabpagebuflist(argvars
, rettv
)
17010 typval_T
*argvars UNUSED
;
17011 typval_T
*rettv UNUSED
;
17013 #ifdef FEAT_WINDOWS
17017 if (argvars
[0].v_type
== VAR_UNKNOWN
)
17021 tp
= find_tabpage((int)get_tv_number(&argvars
[0]));
17023 wp
= (tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
17025 if (wp
!= NULL
&& rettv_list_alloc(rettv
) != FAIL
)
17027 for (; wp
!= NULL
; wp
= wp
->w_next
)
17028 if (list_append_number(rettv
->vval
.v_list
,
17029 wp
->w_buffer
->b_fnum
) == FAIL
)
17037 * "tabpagenr()" function
17040 f_tabpagenr(argvars
, rettv
)
17041 typval_T
*argvars UNUSED
;
17045 #ifdef FEAT_WINDOWS
17048 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
17050 arg
= get_tv_string_chk(&argvars
[0]);
17054 if (STRCMP(arg
, "$") == 0)
17055 nr
= tabpage_index(NULL
) - 1;
17057 EMSG2(_(e_invexpr2
), arg
);
17061 nr
= tabpage_index(curtab
);
17063 rettv
->vval
.v_number
= nr
;
17067 #ifdef FEAT_WINDOWS
17068 static int get_winnr
__ARGS((tabpage_T
*tp
, typval_T
*argvar
));
17071 * Common code for tabpagewinnr() and winnr().
17074 get_winnr(tp
, argvar
)
17083 twin
= (tp
== curtab
) ? curwin
: tp
->tp_curwin
;
17084 if (argvar
->v_type
!= VAR_UNKNOWN
)
17086 arg
= get_tv_string_chk(argvar
);
17088 nr
= 0; /* type error; errmsg already given */
17089 else if (STRCMP(arg
, "$") == 0)
17090 twin
= (tp
== curtab
) ? lastwin
: tp
->tp_lastwin
;
17091 else if (STRCMP(arg
, "#") == 0)
17093 twin
= (tp
== curtab
) ? prevwin
: tp
->tp_prevwin
;
17099 EMSG2(_(e_invexpr2
), arg
);
17105 for (wp
= (tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
17106 wp
!= twin
; wp
= wp
->w_next
)
17110 /* didn't find it in this tabpage */
17121 * "tabpagewinnr()" function
17124 f_tabpagewinnr(argvars
, rettv
)
17125 typval_T
*argvars UNUSED
;
17129 #ifdef FEAT_WINDOWS
17132 tp
= find_tabpage((int)get_tv_number(&argvars
[0]));
17136 nr
= get_winnr(tp
, &argvars
[1]);
17138 rettv
->vval
.v_number
= nr
;
17143 * "tagfiles()" function
17146 f_tagfiles(argvars
, rettv
)
17147 typval_T
*argvars UNUSED
;
17150 char_u fname
[MAXPATHL
+ 1];
17154 if (rettv_list_alloc(rettv
) == FAIL
)
17157 for (first
= TRUE
; ; first
= FALSE
)
17158 if (get_tagfname(&tn
, first
, fname
) == FAIL
17159 || list_append_string(rettv
->vval
.v_list
, fname
, -1) == FAIL
)
17165 * "taglist()" function
17168 f_taglist(argvars
, rettv
)
17172 char_u
*tag_pattern
;
17174 tag_pattern
= get_tv_string(&argvars
[0]);
17176 rettv
->vval
.v_number
= FALSE
;
17177 if (*tag_pattern
== NUL
)
17180 if (rettv_list_alloc(rettv
) == OK
)
17181 (void)get_tags(rettv
->vval
.v_list
, tag_pattern
);
17185 * "tempname()" function
17188 f_tempname(argvars
, rettv
)
17189 typval_T
*argvars UNUSED
;
17192 static int x
= 'A';
17194 rettv
->v_type
= VAR_STRING
;
17195 rettv
->vval
.v_string
= vim_tempname(x
);
17197 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
17198 * names. Skip 'I' and 'O', they are used for shell redirection. */
17216 } while (x
== 'I' || x
== 'O');
17220 * "test(list)" function: Just checking the walls...
17223 f_test(argvars
, rettv
)
17224 typval_T
*argvars UNUSED
;
17225 typval_T
*rettv UNUSED
;
17227 /* Used for unit testing. Change the code below to your liking. */
17231 char_u
*bad
, *good
;
17233 if (argvars
[0].v_type
!= VAR_LIST
)
17235 l
= argvars
[0].vval
.v_list
;
17241 bad
= get_tv_string(&li
->li_tv
);
17245 good
= get_tv_string(&li
->li_tv
);
17246 rettv
->vval
.v_number
= test_edit_score(bad
, good
);
17251 * "tolower(string)" function
17254 f_tolower(argvars
, rettv
)
17260 p
= vim_strsave(get_tv_string(&argvars
[0]));
17261 rettv
->v_type
= VAR_STRING
;
17262 rettv
->vval
.v_string
= p
;
17274 c
= utf_ptr2char(p
);
17275 lc
= utf_tolower(c
);
17276 l
= utf_ptr2len(p
);
17277 /* TODO: reallocate string when byte count changes. */
17278 if (utf_char2len(lc
) == l
)
17279 utf_char2bytes(lc
, p
);
17282 else if (has_mbyte
&& (l
= (*mb_ptr2len
)(p
)) > 1)
17283 p
+= l
; /* skip multi-byte character */
17287 *p
= TOLOWER_LOC(*p
); /* note that tolower() can be a macro */
17294 * "toupper(string)" function
17297 f_toupper(argvars
, rettv
)
17301 rettv
->v_type
= VAR_STRING
;
17302 rettv
->vval
.v_string
= strup_save(get_tv_string(&argvars
[0]));
17306 * "tr(string, fromstr, tostr)" function
17309 f_tr(argvars
, rettv
)
17326 char_u buf
[NUMBUFLEN
];
17327 char_u buf2
[NUMBUFLEN
];
17330 instr
= get_tv_string(&argvars
[0]);
17331 fromstr
= get_tv_string_buf_chk(&argvars
[1], buf
);
17332 tostr
= get_tv_string_buf_chk(&argvars
[2], buf2
);
17334 /* Default return value: empty string. */
17335 rettv
->v_type
= VAR_STRING
;
17336 rettv
->vval
.v_string
= NULL
;
17337 if (fromstr
== NULL
|| tostr
== NULL
)
17338 return; /* type error; errmsg already given */
17339 ga_init2(&ga
, (int)sizeof(char), 80);
17344 /* not multi-byte: fromstr and tostr must be the same length */
17345 if (STRLEN(fromstr
) != STRLEN(tostr
))
17350 EMSG2(_(e_invarg2
), fromstr
);
17355 /* fromstr and tostr have to contain the same number of chars */
17356 while (*instr
!= NUL
)
17361 inlen
= (*mb_ptr2len
)(instr
);
17365 for (p
= fromstr
; *p
!= NUL
; p
+= fromlen
)
17367 fromlen
= (*mb_ptr2len
)(p
);
17368 if (fromlen
== inlen
&& STRNCMP(instr
, p
, inlen
) == 0)
17370 for (p
= tostr
; *p
!= NUL
; p
+= tolen
)
17372 tolen
= (*mb_ptr2len
)(p
);
17380 if (*p
== NUL
) /* tostr is shorter than fromstr */
17387 if (first
&& cpstr
== instr
)
17389 /* Check that fromstr and tostr have the same number of
17390 * (multi-byte) characters. Done only once when a character
17391 * of instr doesn't appear in fromstr. */
17393 for (p
= tostr
; *p
!= NUL
; p
+= tolen
)
17395 tolen
= (*mb_ptr2len
)(p
);
17402 ga_grow(&ga
, cplen
);
17403 mch_memmove((char *)ga
.ga_data
+ ga
.ga_len
, cpstr
, (size_t)cplen
);
17404 ga
.ga_len
+= cplen
;
17411 /* When not using multi-byte chars we can do it faster. */
17412 p
= vim_strchr(fromstr
, *instr
);
17414 ga_append(&ga
, tostr
[p
- fromstr
]);
17416 ga_append(&ga
, *instr
);
17421 /* add a terminating NUL */
17423 ga_append(&ga
, NUL
);
17425 rettv
->vval
.v_string
= ga
.ga_data
;
17430 * "trunc({float})" function
17433 f_trunc(argvars
, rettv
)
17439 rettv
->v_type
= VAR_FLOAT
;
17440 if (get_float_arg(argvars
, &f
) == OK
)
17441 /* trunc() is not in C90, use floor() or ceil() instead. */
17442 rettv
->vval
.v_float
= f
> 0 ? floor(f
) : ceil(f
);
17444 rettv
->vval
.v_float
= 0.0;
17449 * "type(expr)" function
17452 f_type(argvars
, rettv
)
17458 switch (argvars
[0].v_type
)
17460 case VAR_NUMBER
: n
= 0; break;
17461 case VAR_STRING
: n
= 1; break;
17462 case VAR_FUNC
: n
= 2; break;
17463 case VAR_LIST
: n
= 3; break;
17464 case VAR_DICT
: n
= 4; break;
17466 case VAR_FLOAT
: n
= 5; break;
17468 default: EMSG2(_(e_intern2
), "f_type()"); n
= 0; break;
17470 rettv
->vval
.v_number
= n
;
17474 * "values(dict)" function
17477 f_values(argvars
, rettv
)
17481 dict_list(argvars
, rettv
, 1);
17485 * "virtcol(string)" function
17488 f_virtcol(argvars
, rettv
)
17494 int fnum
= curbuf
->b_fnum
;
17496 fp
= var2fpos(&argvars
[0], FALSE
, &fnum
);
17497 if (fp
!= NULL
&& fp
->lnum
<= curbuf
->b_ml
.ml_line_count
17498 && fnum
== curbuf
->b_fnum
)
17500 getvvcol(curwin
, fp
, NULL
, NULL
, &vcol
);
17504 rettv
->vval
.v_number
= vcol
;
17508 * "visualmode()" function
17511 f_visualmode(argvars
, rettv
)
17512 typval_T
*argvars UNUSED
;
17513 typval_T
*rettv UNUSED
;
17518 rettv
->v_type
= VAR_STRING
;
17519 str
[0] = curbuf
->b_visual_mode_eval
;
17521 rettv
->vval
.v_string
= vim_strsave(str
);
17523 /* A non-zero number or non-empty string argument: reset mode. */
17524 if (non_zero_arg(&argvars
[0]))
17525 curbuf
->b_visual_mode_eval
= NUL
;
17530 * "winbufnr(nr)" function
17533 f_winbufnr(argvars
, rettv
)
17539 wp
= find_win_by_nr(&argvars
[0], NULL
);
17541 rettv
->vval
.v_number
= -1;
17543 rettv
->vval
.v_number
= wp
->w_buffer
->b_fnum
;
17547 * "wincol()" function
17550 f_wincol(argvars
, rettv
)
17551 typval_T
*argvars UNUSED
;
17555 rettv
->vval
.v_number
= curwin
->w_wcol
+ 1;
17559 * "winheight(nr)" function
17562 f_winheight(argvars
, rettv
)
17568 wp
= find_win_by_nr(&argvars
[0], NULL
);
17570 rettv
->vval
.v_number
= -1;
17572 rettv
->vval
.v_number
= wp
->w_height
;
17576 * "winline()" function
17579 f_winline(argvars
, rettv
)
17580 typval_T
*argvars UNUSED
;
17584 rettv
->vval
.v_number
= curwin
->w_wrow
+ 1;
17588 * "winnr()" function
17591 f_winnr(argvars
, rettv
)
17592 typval_T
*argvars UNUSED
;
17597 #ifdef FEAT_WINDOWS
17598 nr
= get_winnr(curtab
, &argvars
[0]);
17600 rettv
->vval
.v_number
= nr
;
17604 * "winrestcmd()" function
17607 f_winrestcmd(argvars
, rettv
)
17608 typval_T
*argvars UNUSED
;
17611 #ifdef FEAT_WINDOWS
17617 ga_init2(&ga
, (int)sizeof(char), 70);
17618 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
17620 sprintf((char *)buf
, "%dresize %d|", winnr
, wp
->w_height
);
17621 ga_concat(&ga
, buf
);
17622 # ifdef FEAT_VERTSPLIT
17623 sprintf((char *)buf
, "vert %dresize %d|", winnr
, wp
->w_width
);
17624 ga_concat(&ga
, buf
);
17628 ga_append(&ga
, NUL
);
17630 rettv
->vval
.v_string
= ga
.ga_data
;
17632 rettv
->vval
.v_string
= NULL
;
17634 rettv
->v_type
= VAR_STRING
;
17638 * "winrestview()" function
17641 f_winrestview(argvars
, rettv
)
17643 typval_T
*rettv UNUSED
;
17647 if (argvars
[0].v_type
!= VAR_DICT
17648 || (dict
= argvars
[0].vval
.v_dict
) == NULL
)
17652 curwin
->w_cursor
.lnum
= get_dict_number(dict
, (char_u
*)"lnum");
17653 curwin
->w_cursor
.col
= get_dict_number(dict
, (char_u
*)"col");
17654 #ifdef FEAT_VIRTUALEDIT
17655 curwin
->w_cursor
.coladd
= get_dict_number(dict
, (char_u
*)"coladd");
17657 curwin
->w_curswant
= get_dict_number(dict
, (char_u
*)"curswant");
17658 curwin
->w_set_curswant
= FALSE
;
17660 set_topline(curwin
, get_dict_number(dict
, (char_u
*)"topline"));
17662 curwin
->w_topfill
= get_dict_number(dict
, (char_u
*)"topfill");
17664 curwin
->w_leftcol
= get_dict_number(dict
, (char_u
*)"leftcol");
17665 curwin
->w_skipcol
= get_dict_number(dict
, (char_u
*)"skipcol");
17668 changed_cline_bef_curs();
17669 invalidate_botline();
17670 redraw_later(VALID
);
17672 if (curwin
->w_topline
== 0)
17673 curwin
->w_topline
= 1;
17674 if (curwin
->w_topline
> curbuf
->b_ml
.ml_line_count
)
17675 curwin
->w_topline
= curbuf
->b_ml
.ml_line_count
;
17677 check_topfill(curwin
, TRUE
);
17683 * "winsaveview()" function
17686 f_winsaveview(argvars
, rettv
)
17687 typval_T
*argvars UNUSED
;
17692 dict
= dict_alloc();
17695 rettv
->v_type
= VAR_DICT
;
17696 rettv
->vval
.v_dict
= dict
;
17697 ++dict
->dv_refcount
;
17699 dict_add_nr_str(dict
, "lnum", (long)curwin
->w_cursor
.lnum
, NULL
);
17700 dict_add_nr_str(dict
, "col", (long)curwin
->w_cursor
.col
, NULL
);
17701 #ifdef FEAT_VIRTUALEDIT
17702 dict_add_nr_str(dict
, "coladd", (long)curwin
->w_cursor
.coladd
, NULL
);
17705 dict_add_nr_str(dict
, "curswant", (long)curwin
->w_curswant
, NULL
);
17707 dict_add_nr_str(dict
, "topline", (long)curwin
->w_topline
, NULL
);
17709 dict_add_nr_str(dict
, "topfill", (long)curwin
->w_topfill
, NULL
);
17711 dict_add_nr_str(dict
, "leftcol", (long)curwin
->w_leftcol
, NULL
);
17712 dict_add_nr_str(dict
, "skipcol", (long)curwin
->w_skipcol
, NULL
);
17716 * "winwidth(nr)" function
17719 f_winwidth(argvars
, rettv
)
17725 wp
= find_win_by_nr(&argvars
[0], NULL
);
17727 rettv
->vval
.v_number
= -1;
17729 #ifdef FEAT_VERTSPLIT
17730 rettv
->vval
.v_number
= wp
->w_width
;
17732 rettv
->vval
.v_number
= Columns
;
17737 * "writefile()" function
17740 f_writefile(argvars
, rettv
)
17744 int binary
= FALSE
;
17752 if (check_restricted() || check_secure())
17755 if (argvars
[0].v_type
!= VAR_LIST
)
17757 EMSG2(_(e_listarg
), "writefile()");
17760 if (argvars
[0].vval
.v_list
== NULL
)
17763 if (argvars
[2].v_type
!= VAR_UNKNOWN
17764 && STRCMP(get_tv_string(&argvars
[2]), "b") == 0)
17767 /* Always open the file in binary mode, library functions have a mind of
17768 * their own about CR-LF conversion. */
17769 fname
= get_tv_string(&argvars
[1]);
17770 if (*fname
== NUL
|| (fd
= mch_fopen((char *)fname
, WRITEBIN
)) == NULL
)
17772 EMSG2(_(e_notcreate
), *fname
== NUL
? (char_u
*)_("<empty>") : fname
);
17777 for (li
= argvars
[0].vval
.v_list
->lv_first
; li
!= NULL
;
17780 for (s
= get_tv_string(&li
->li_tv
); *s
!= NUL
; ++s
)
17792 if (!binary
|| li
->li_next
!= NULL
)
17793 if (putc('\n', fd
) == EOF
)
17807 rettv
->vval
.v_number
= ret
;
17811 * Translate a String variable into a position.
17812 * Returns NULL when there is an error.
17815 var2fpos(varp
, dollar_lnum
, fnum
)
17817 int dollar_lnum
; /* TRUE when $ is last line */
17818 int *fnum
; /* set to fnum for '0, 'A, etc. */
17824 /* Argument can be [lnum, col, coladd]. */
17825 if (varp
->v_type
== VAR_LIST
)
17832 l
= varp
->vval
.v_list
;
17836 /* Get the line number */
17837 pos
.lnum
= list_find_nr(l
, 0L, &error
);
17838 if (error
|| pos
.lnum
<= 0 || pos
.lnum
> curbuf
->b_ml
.ml_line_count
)
17839 return NULL
; /* invalid line number */
17841 /* Get the column number */
17842 pos
.col
= list_find_nr(l
, 1L, &error
);
17845 len
= (long)STRLEN(ml_get(pos
.lnum
));
17847 /* We accept "$" for the column number: last column. */
17848 li
= list_find(l
, 1L);
17849 if (li
!= NULL
&& li
->li_tv
.v_type
== VAR_STRING
17850 && li
->li_tv
.vval
.v_string
!= NULL
17851 && STRCMP(li
->li_tv
.vval
.v_string
, "$") == 0)
17854 /* Accept a position up to the NUL after the line. */
17855 if (pos
.col
== 0 || (int)pos
.col
> len
+ 1)
17856 return NULL
; /* invalid column number */
17859 #ifdef FEAT_VIRTUALEDIT
17860 /* Get the virtual offset. Defaults to zero. */
17861 pos
.coladd
= list_find_nr(l
, 2L, &error
);
17869 name
= get_tv_string_chk(varp
);
17872 if (name
[0] == '.') /* cursor */
17873 return &curwin
->w_cursor
;
17875 if (name
[0] == 'v' && name
[1] == NUL
) /* Visual start */
17879 return &curwin
->w_cursor
;
17882 if (name
[0] == '\'') /* mark */
17884 pp
= getmark_fnum(name
[1], FALSE
, fnum
);
17885 if (pp
== NULL
|| pp
== (pos_T
*)-1 || pp
->lnum
<= 0)
17890 #ifdef FEAT_VIRTUALEDIT
17894 if (name
[0] == 'w' && dollar_lnum
)
17897 if (name
[1] == '0') /* "w0": first visible line */
17900 pos
.lnum
= curwin
->w_topline
;
17903 else if (name
[1] == '$') /* "w$": last visible line */
17905 validate_botline();
17906 pos
.lnum
= curwin
->w_botline
- 1;
17910 else if (name
[0] == '$') /* last column or line */
17914 pos
.lnum
= curbuf
->b_ml
.ml_line_count
;
17919 pos
.lnum
= curwin
->w_cursor
.lnum
;
17920 pos
.col
= (colnr_T
)STRLEN(ml_get_curline());
17928 * Convert list in "arg" into a position and optional file number.
17929 * When "fnump" is NULL there is no file number, only 3 items.
17930 * Note that the column is passed on as-is, the caller may want to decrement
17931 * it to use 1 for the first column.
17932 * Return FAIL when conversion is not possible, doesn't check the position for
17936 list2fpos(arg
, posp
, fnump
)
17941 list_T
*l
= arg
->vval
.v_list
;
17945 /* List must be: [fnum, lnum, col, coladd], where "fnum" is only there
17946 * when "fnump" isn't NULL and "coladd" is optional. */
17947 if (arg
->v_type
!= VAR_LIST
17949 || l
->lv_len
< (fnump
== NULL
? 2 : 3)
17950 || l
->lv_len
> (fnump
== NULL
? 3 : 4))
17955 n
= list_find_nr(l
, i
++, NULL
); /* fnum */
17959 n
= curbuf
->b_fnum
; /* current buffer */
17963 n
= list_find_nr(l
, i
++, NULL
); /* lnum */
17968 n
= list_find_nr(l
, i
++, NULL
); /* col */
17973 #ifdef FEAT_VIRTUALEDIT
17974 n
= list_find_nr(l
, i
, NULL
);
17985 * Get the length of an environment variable name.
17986 * Advance "arg" to the first character after the name.
17987 * Return 0 for error.
17996 for (p
= *arg
; vim_isIDc(*p
); ++p
)
17998 if (p
== *arg
) /* no name found */
18001 len
= (int)(p
- *arg
);
18007 * Get the length of the name of a function or internal variable.
18008 * "arg" is advanced to the first non-white character after the name.
18009 * Return 0 if something is wrong.
18018 /* Find the end of the name. */
18019 for (p
= *arg
; eval_isnamec(*p
); ++p
)
18021 if (p
== *arg
) /* no name found */
18024 len
= (int)(p
- *arg
);
18025 *arg
= skipwhite(p
);
18031 * Get the length of the name of a variable or function.
18032 * Only the name is recognized, does not handle ".key" or "[idx]".
18033 * "arg" is advanced to the first non-white character after the name.
18034 * Return -1 if curly braces expansion failed.
18035 * Return 0 if something else is wrong.
18036 * If the name contains 'magic' {}'s, expand them and return the
18037 * expanded name in an allocated string via 'alias' - caller must free.
18040 get_name_len(arg
, alias
, evaluate
, verbose
)
18048 char_u
*expr_start
;
18051 *alias
= NULL
; /* default to no alias */
18053 if ((*arg
)[0] == K_SPECIAL
&& (*arg
)[1] == KS_EXTRA
18054 && (*arg
)[2] == (int)KE_SNR
)
18056 /* hard coded <SNR>, already translated */
18058 return get_id_len(arg
) + 3;
18060 len
= eval_fname_script(*arg
);
18063 /* literal "<SID>", "s:" or "<SNR>" */
18068 * Find the end of the name; check for {} construction.
18070 p
= find_name_end(*arg
, &expr_start
, &expr_end
,
18071 len
> 0 ? 0 : FNE_CHECK_START
);
18072 if (expr_start
!= NULL
)
18074 char_u
*temp_string
;
18078 len
+= (int)(p
- *arg
);
18079 *arg
= skipwhite(p
);
18084 * Include any <SID> etc in the expanded string:
18085 * Thus the -len here.
18087 temp_string
= make_expanded_name(*arg
- len
, expr_start
, expr_end
, p
);
18088 if (temp_string
== NULL
)
18090 *alias
= temp_string
;
18091 *arg
= skipwhite(p
);
18092 return (int)STRLEN(temp_string
);
18095 len
+= get_id_len(arg
);
18096 if (len
== 0 && verbose
)
18097 EMSG2(_(e_invexpr2
), *arg
);
18103 * Find the end of a variable or function name, taking care of magic braces.
18104 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
18105 * start and end of the first magic braces item.
18106 * "flags" can have FNE_INCL_BR and FNE_CHECK_START.
18107 * Return a pointer to just after the name. Equal to "arg" if there is no
18111 find_name_end(arg
, expr_start
, expr_end
, flags
)
18113 char_u
**expr_start
;
18121 if (expr_start
!= NULL
)
18123 *expr_start
= NULL
;
18127 /* Quick check for valid starting character. */
18128 if ((flags
& FNE_CHECK_START
) && !eval_isnamec1(*arg
) && *arg
!= '{')
18131 for (p
= arg
; *p
!= NUL
18132 && (eval_isnamec(*p
)
18134 || ((flags
& FNE_INCL_BR
) && (*p
== '[' || *p
== '.'))
18136 || br_nest
!= 0); mb_ptr_adv(p
))
18140 /* skip over 'string' to avoid counting [ and ] inside it. */
18141 for (p
= p
+ 1; *p
!= NUL
&& *p
!= '\''; mb_ptr_adv(p
))
18146 else if (*p
== '"')
18148 /* skip over "str\"ing" to avoid counting [ and ] inside it. */
18149 for (p
= p
+ 1; *p
!= NUL
&& *p
!= '"'; mb_ptr_adv(p
))
18150 if (*p
== '\\' && p
[1] != NUL
)
18160 else if (*p
== ']')
18169 if (expr_start
!= NULL
&& *expr_start
== NULL
)
18172 else if (*p
== '}')
18175 if (expr_start
!= NULL
&& mb_nest
== 0 && *expr_end
== NULL
)
18185 * Expands out the 'magic' {}'s in a variable/function name.
18186 * Note that this can call itself recursively, to deal with
18187 * constructs like foo{bar}{baz}{bam}
18188 * The four pointer arguments point to "foo{expre}ss{ion}bar"
18194 * Returns a new allocated string, which the caller must free.
18195 * Returns NULL for failure.
18198 make_expanded_name(in_start
, expr_start
, expr_end
, in_end
)
18200 char_u
*expr_start
;
18205 char_u
*retval
= NULL
;
18206 char_u
*temp_result
;
18207 char_u
*nextcmd
= NULL
;
18209 if (expr_end
== NULL
|| in_end
== NULL
)
18216 temp_result
= eval_to_string(expr_start
+ 1, &nextcmd
, FALSE
);
18217 if (temp_result
!= NULL
&& nextcmd
== NULL
)
18219 retval
= alloc((unsigned)(STRLEN(temp_result
) + (expr_start
- in_start
)
18220 + (in_end
- expr_end
) + 1));
18221 if (retval
!= NULL
)
18223 STRCPY(retval
, in_start
);
18224 STRCAT(retval
, temp_result
);
18225 STRCAT(retval
, expr_end
+ 1);
18228 vim_free(temp_result
);
18230 *in_end
= c1
; /* put char back for error messages */
18234 if (retval
!= NULL
)
18236 temp_result
= find_name_end(retval
, &expr_start
, &expr_end
, 0);
18237 if (expr_start
!= NULL
)
18239 /* Further expansion! */
18240 temp_result
= make_expanded_name(retval
, expr_start
,
18241 expr_end
, temp_result
);
18243 retval
= temp_result
;
18251 * Return TRUE if character "c" can be used in a variable or function name.
18252 * Does not include '{' or '}' for magic braces.
18258 return (ASCII_ISALNUM(c
) || c
== '_' || c
== ':' || c
== AUTOLOAD_CHAR
);
18262 * Return TRUE if character "c" can be used as the first character in a
18263 * variable or function name (excluding '{' and '}').
18269 return (ASCII_ISALPHA(c
) || c
== '_');
18273 * Set number v: variable to "val".
18276 set_vim_var_nr(idx
, val
)
18280 vimvars
[idx
].vv_nr
= val
;
18284 * Get number v: variable value.
18287 get_vim_var_nr(idx
)
18290 return vimvars
[idx
].vv_nr
;
18294 * Get string v: variable value. Uses a static buffer, can only be used once.
18297 get_vim_var_str(idx
)
18300 return get_tv_string(&vimvars
[idx
].vv_tv
);
18304 * Get List v: variable value. Caller must take care of reference count when
18308 get_vim_var_list(idx
)
18311 return vimvars
[idx
].vv_list
;
18315 * Set v:char to character "c".
18318 set_vim_var_char(c
)
18322 char_u buf
[MB_MAXBYTES
];
18329 buf
[(*mb_char2bytes
)(c
, buf
)] = NUL
;
18336 set_vim_var_string(VV_CHAR
, buf
, -1);
18340 * Set v:count to "count" and v:count1 to "count1".
18341 * When "set_prevcount" is TRUE first set v:prevcount from v:count.
18344 set_vcount(count
, count1
, set_prevcount
)
18350 vimvars
[VV_PREVCOUNT
].vv_nr
= vimvars
[VV_COUNT
].vv_nr
;
18351 vimvars
[VV_COUNT
].vv_nr
= count
;
18352 vimvars
[VV_COUNT1
].vv_nr
= count1
;
18356 * Set string v: variable to a copy of "val".
18359 set_vim_var_string(idx
, val
, len
)
18362 int len
; /* length of "val" to use or -1 (whole string) */
18364 /* Need to do this (at least) once, since we can't initialize a union.
18365 * Will always be invoked when "v:progname" is set. */
18366 vimvars
[VV_VERSION
].vv_nr
= VIM_VERSION_100
;
18368 vim_free(vimvars
[idx
].vv_str
);
18370 vimvars
[idx
].vv_str
= NULL
;
18371 else if (len
== -1)
18372 vimvars
[idx
].vv_str
= vim_strsave(val
);
18374 vimvars
[idx
].vv_str
= vim_strnsave(val
, len
);
18378 * Set List v: variable to "val".
18381 set_vim_var_list(idx
, val
)
18385 list_unref(vimvars
[idx
].vv_list
);
18386 vimvars
[idx
].vv_list
= val
;
18388 ++val
->lv_refcount
;
18392 * Set v:register if needed.
18400 if (c
== 0 || c
== ' ')
18404 /* Avoid free/alloc when the value is already right. */
18405 if (vimvars
[VV_REG
].vv_str
== NULL
|| vimvars
[VV_REG
].vv_str
[0] != c
)
18406 set_vim_var_string(VV_REG
, ®name
, 1);
18410 * Get or set v:exception. If "oldval" == NULL, return the current value.
18411 * Otherwise, restore the value to "oldval" and return NULL.
18412 * Must always be called in pairs to save and restore v:exception! Does not
18413 * take care of memory allocations.
18416 v_exception(oldval
)
18419 if (oldval
== NULL
)
18420 return vimvars
[VV_EXCEPTION
].vv_str
;
18422 vimvars
[VV_EXCEPTION
].vv_str
= oldval
;
18427 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
18428 * Otherwise, restore the value to "oldval" and return NULL.
18429 * Must always be called in pairs to save and restore v:throwpoint! Does not
18430 * take care of memory allocations.
18433 v_throwpoint(oldval
)
18436 if (oldval
== NULL
)
18437 return vimvars
[VV_THROWPOINT
].vv_str
;
18439 vimvars
[VV_THROWPOINT
].vv_str
= oldval
;
18443 #if defined(FEAT_AUTOCMD) || defined(PROTO)
18446 * If "eap" != NULL, use "eap" to generate the value and return the old value.
18447 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
18448 * Must always be called in pairs!
18451 set_cmdarg(eap
, oldarg
)
18459 oldval
= vimvars
[VV_CMDARG
].vv_str
;
18463 vimvars
[VV_CMDARG
].vv_str
= oldarg
;
18467 if (eap
->force_bin
== FORCE_BIN
)
18469 else if (eap
->force_bin
== FORCE_NOBIN
)
18474 if (eap
->read_edit
)
18477 if (eap
->force_ff
!= 0)
18478 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->force_ff
) + 6;
18480 if (eap
->force_enc
!= 0)
18481 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->force_enc
) + 7;
18482 if (eap
->bad_char
!= 0)
18483 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->bad_char
) + 7;
18486 newval
= alloc(len
+ 1);
18487 if (newval
== NULL
)
18490 if (eap
->force_bin
== FORCE_BIN
)
18491 sprintf((char *)newval
, " ++bin");
18492 else if (eap
->force_bin
== FORCE_NOBIN
)
18493 sprintf((char *)newval
, " ++nobin");
18497 if (eap
->read_edit
)
18498 STRCAT(newval
, " ++edit");
18500 if (eap
->force_ff
!= 0)
18501 sprintf((char *)newval
+ STRLEN(newval
), " ++ff=%s",
18502 eap
->cmd
+ eap
->force_ff
);
18504 if (eap
->force_enc
!= 0)
18505 sprintf((char *)newval
+ STRLEN(newval
), " ++enc=%s",
18506 eap
->cmd
+ eap
->force_enc
);
18507 if (eap
->bad_char
!= 0)
18508 sprintf((char *)newval
+ STRLEN(newval
), " ++bad=%s",
18509 eap
->cmd
+ eap
->bad_char
);
18511 vimvars
[VV_CMDARG
].vv_str
= newval
;
18517 * Get the value of internal variable "name".
18518 * Return OK or FAIL.
18521 get_var_tv(name
, len
, rettv
, verbose
)
18523 int len
; /* length of "name" */
18524 typval_T
*rettv
; /* NULL when only checking existence */
18525 int verbose
; /* may give error message */
18528 typval_T
*tv
= NULL
;
18533 /* truncate the name, so that we can use strcmp() */
18538 * Check for "b:changedtick".
18540 if (STRCMP(name
, "b:changedtick") == 0)
18542 atv
.v_type
= VAR_NUMBER
;
18543 atv
.vval
.v_number
= curbuf
->b_changedtick
;
18548 * Check for user-defined variables.
18552 v
= find_var(name
, NULL
);
18559 if (rettv
!= NULL
&& verbose
)
18560 EMSG2(_(e_undefvar
), name
);
18563 else if (rettv
!= NULL
)
18564 copy_tv(tv
, rettv
);
18572 * Handle expr[expr], expr[expr:expr] subscript and .name lookup.
18573 * Also handle function call with Funcref variable: func(expr)
18574 * Can all be combined: dict.func(expr)[idx]['func'](expr)
18577 handle_subscript(arg
, rettv
, evaluate
, verbose
)
18580 int evaluate
; /* do more than finding the end */
18581 int verbose
; /* give error messages */
18584 dict_T
*selfdict
= NULL
;
18591 || (**arg
== '.' && rettv
->v_type
== VAR_DICT
)
18592 || (**arg
== '(' && rettv
->v_type
== VAR_FUNC
))
18593 && !vim_iswhite(*(*arg
- 1)))
18597 /* need to copy the funcref so that we can clear rettv */
18599 rettv
->v_type
= VAR_UNKNOWN
;
18601 /* Invoke the function. Recursive! */
18602 s
= functv
.vval
.v_string
;
18603 ret
= get_func_tv(s
, (int)STRLEN(s
), rettv
, arg
,
18604 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
18605 &len
, evaluate
, selfdict
);
18607 /* Clear the funcref afterwards, so that deleting it while
18608 * evaluating the arguments is possible (see test55). */
18611 /* Stop the expression evaluation when immediately aborting on
18612 * error, or when an interrupt occurred or an exception was thrown
18613 * but not caught. */
18620 dict_unref(selfdict
);
18623 else /* **arg == '[' || **arg == '.' */
18625 dict_unref(selfdict
);
18626 if (rettv
->v_type
== VAR_DICT
)
18628 selfdict
= rettv
->vval
.v_dict
;
18629 if (selfdict
!= NULL
)
18630 ++selfdict
->dv_refcount
;
18634 if (eval_index(arg
, rettv
, evaluate
, verbose
) == FAIL
)
18641 dict_unref(selfdict
);
18646 * Allocate memory for a variable type-value, and make it empty (0 or NULL
18652 return (typval_T
*)alloc_clear((unsigned)sizeof(typval_T
));
18656 * Allocate memory for a variable type-value, and assign a string to it.
18657 * The string "s" must have been allocated, it is consumed.
18658 * Return NULL for out of memory, the variable otherwise.
18666 rettv
= alloc_tv();
18669 rettv
->v_type
= VAR_STRING
;
18670 rettv
->vval
.v_string
= s
;
18678 * Free the memory for a variable type-value.
18686 switch (varp
->v_type
)
18689 func_unref(varp
->vval
.v_string
);
18692 vim_free(varp
->vval
.v_string
);
18695 list_unref(varp
->vval
.v_list
);
18698 dict_unref(varp
->vval
.v_dict
);
18707 EMSG2(_(e_intern2
), "free_tv()");
18715 * Free the memory for a variable value and set the value to NULL or 0.
18723 switch (varp
->v_type
)
18726 func_unref(varp
->vval
.v_string
);
18729 vim_free(varp
->vval
.v_string
);
18730 varp
->vval
.v_string
= NULL
;
18733 list_unref(varp
->vval
.v_list
);
18734 varp
->vval
.v_list
= NULL
;
18737 dict_unref(varp
->vval
.v_dict
);
18738 varp
->vval
.v_dict
= NULL
;
18741 varp
->vval
.v_number
= 0;
18745 varp
->vval
.v_float
= 0.0;
18751 EMSG2(_(e_intern2
), "clear_tv()");
18758 * Set the value of a variable to NULL without freeing items.
18765 vim_memset(varp
, 0, sizeof(typval_T
));
18769 * Get the number value of a variable.
18770 * If it is a String variable, uses vim_str2nr().
18771 * For incompatible types, return 0.
18772 * get_tv_number_chk() is similar to get_tv_number(), but informs the
18773 * caller of incompatible types: it sets *denote to TRUE if "denote"
18774 * is not NULL or returns -1 otherwise.
18777 get_tv_number(varp
)
18782 return get_tv_number_chk(varp
, &error
); /* return 0L on error */
18786 get_tv_number_chk(varp
, denote
)
18792 switch (varp
->v_type
)
18795 return (long)(varp
->vval
.v_number
);
18798 EMSG(_("E805: Using a Float as a Number"));
18802 EMSG(_("E703: Using a Funcref as a Number"));
18805 if (varp
->vval
.v_string
!= NULL
)
18806 vim_str2nr(varp
->vval
.v_string
, NULL
, NULL
,
18807 TRUE
, TRUE
, &n
, NULL
);
18810 EMSG(_("E745: Using a List as a Number"));
18813 EMSG(_("E728: Using a Dictionary as a Number"));
18816 EMSG2(_(e_intern2
), "get_tv_number()");
18819 if (denote
== NULL
) /* useful for values that must be unsigned */
18827 * Get the lnum from the first argument.
18828 * Also accepts ".", "$", etc., but that only works for the current buffer.
18829 * Returns -1 on error.
18832 get_tv_lnum(argvars
)
18838 lnum
= get_tv_number_chk(&argvars
[0], NULL
);
18839 if (lnum
== 0) /* no valid number, try using line() */
18841 rettv
.v_type
= VAR_NUMBER
;
18842 f_line(argvars
, &rettv
);
18843 lnum
= rettv
.vval
.v_number
;
18850 * Get the lnum from the first argument.
18851 * Also accepts "$", then "buf" is used.
18852 * Returns 0 on error.
18855 get_tv_lnum_buf(argvars
, buf
)
18859 if (argvars
[0].v_type
== VAR_STRING
18860 && argvars
[0].vval
.v_string
!= NULL
18861 && argvars
[0].vval
.v_string
[0] == '$'
18863 return buf
->b_ml
.ml_line_count
;
18864 return get_tv_number_chk(&argvars
[0], NULL
);
18868 * Get the string value of a variable.
18869 * If it is a Number variable, the number is converted into a string.
18870 * get_tv_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
18871 * get_tv_string_buf() uses a given buffer.
18872 * If the String variable has never been set, return an empty string.
18873 * Never returns NULL;
18874 * get_tv_string_chk() and get_tv_string_buf_chk() are similar, but return
18878 get_tv_string(varp
)
18881 static char_u mybuf
[NUMBUFLEN
];
18883 return get_tv_string_buf(varp
, mybuf
);
18887 get_tv_string_buf(varp
, buf
)
18891 char_u
*res
= get_tv_string_buf_chk(varp
, buf
);
18893 return res
!= NULL
? res
: (char_u
*)"";
18897 get_tv_string_chk(varp
)
18900 static char_u mybuf
[NUMBUFLEN
];
18902 return get_tv_string_buf_chk(varp
, mybuf
);
18906 get_tv_string_buf_chk(varp
, buf
)
18910 switch (varp
->v_type
)
18913 sprintf((char *)buf
, "%ld", (long)varp
->vval
.v_number
);
18916 EMSG(_("E729: using Funcref as a String"));
18919 EMSG(_("E730: using List as a String"));
18922 EMSG(_("E731: using Dictionary as a String"));
18926 EMSG(_("E806: using Float as a String"));
18930 if (varp
->vval
.v_string
!= NULL
)
18931 return varp
->vval
.v_string
;
18932 return (char_u
*)"";
18934 EMSG2(_(e_intern2
), "get_tv_string_buf()");
18941 * Find variable "name" in the list of variables.
18942 * Return a pointer to it if found, NULL if not found.
18943 * Careful: "a:0" variables don't have a name.
18944 * When "htp" is not NULL we are writing to the variable, set "htp" to the
18947 static dictitem_T
*
18948 find_var(name
, htp
)
18955 ht
= find_var_ht(name
, &varname
);
18960 return find_var_in_ht(ht
, varname
, htp
!= NULL
);
18964 * Find variable "varname" in hashtab "ht".
18965 * Returns NULL if not found.
18967 static dictitem_T
*
18968 find_var_in_ht(ht
, varname
, writing
)
18975 if (*varname
== NUL
)
18977 /* Must be something like "s:", otherwise "ht" would be NULL. */
18978 switch (varname
[-2])
18980 case 's': return &SCRIPT_SV(current_SID
).sv_var
;
18981 case 'g': return &globvars_var
;
18982 case 'v': return &vimvars_var
;
18983 case 'b': return &curbuf
->b_bufvar
;
18984 case 'w': return &curwin
->w_winvar
;
18985 #ifdef FEAT_WINDOWS
18986 case 't': return &curtab
->tp_winvar
;
18988 case 'l': return current_funccal
== NULL
18989 ? NULL
: ¤t_funccal
->l_vars_var
;
18990 case 'a': return current_funccal
== NULL
18991 ? NULL
: ¤t_funccal
->l_avars_var
;
18996 hi
= hash_find(ht
, varname
);
18997 if (HASHITEM_EMPTY(hi
))
18999 /* For global variables we may try auto-loading the script. If it
19000 * worked find the variable again. Don't auto-load a script if it was
19001 * loaded already, otherwise it would be loaded every time when
19002 * checking if a function name is a Funcref variable. */
19003 if (ht
== &globvarht
&& !writing
19004 && script_autoload(varname
, FALSE
) && !aborting())
19005 hi
= hash_find(ht
, varname
);
19006 if (HASHITEM_EMPTY(hi
))
19013 * Find the hashtab used for a variable name.
19014 * Set "varname" to the start of name without ':'.
19017 find_var_ht(name
, varname
)
19023 if (name
[1] != ':')
19025 /* The name must not start with a colon or #. */
19026 if (name
[0] == ':' || name
[0] == AUTOLOAD_CHAR
)
19030 /* "version" is "v:version" in all scopes */
19031 hi
= hash_find(&compat_hashtab
, name
);
19032 if (!HASHITEM_EMPTY(hi
))
19033 return &compat_hashtab
;
19035 if (current_funccal
== NULL
)
19036 return &globvarht
; /* global variable */
19037 return ¤t_funccal
->l_vars
.dv_hashtab
; /* l: variable */
19039 *varname
= name
+ 2;
19040 if (*name
== 'g') /* global variable */
19042 /* There must be no ':' or '#' in the rest of the name, unless g: is used
19044 if (vim_strchr(name
+ 2, ':') != NULL
19045 || vim_strchr(name
+ 2, AUTOLOAD_CHAR
) != NULL
)
19047 if (*name
== 'b') /* buffer variable */
19048 return &curbuf
->b_vars
.dv_hashtab
;
19049 if (*name
== 'w') /* window variable */
19050 return &curwin
->w_vars
.dv_hashtab
;
19051 #ifdef FEAT_WINDOWS
19052 if (*name
== 't') /* tab page variable */
19053 return &curtab
->tp_vars
.dv_hashtab
;
19055 if (*name
== 'v') /* v: variable */
19057 if (*name
== 'a' && current_funccal
!= NULL
) /* function argument */
19058 return ¤t_funccal
->l_avars
.dv_hashtab
;
19059 if (*name
== 'l' && current_funccal
!= NULL
) /* local function variable */
19060 return ¤t_funccal
->l_vars
.dv_hashtab
;
19061 if (*name
== 's' /* script variable */
19062 && current_SID
> 0 && current_SID
<= ga_scripts
.ga_len
)
19063 return &SCRIPT_VARS(current_SID
);
19068 * Get the string value of a (global/local) variable.
19069 * Returns NULL when it doesn't exist.
19072 get_var_value(name
)
19077 v
= find_var(name
, NULL
);
19080 return get_tv_string(&v
->di_tv
);
19084 * Allocate a new hashtab for a sourced script. It will be used while
19085 * sourcing this script and when executing functions defined in the script.
19088 new_script_vars(id
)
19095 if (ga_grow(&ga_scripts
, (int)(id
- ga_scripts
.ga_len
)) == OK
)
19097 /* Re-allocating ga_data means that an ht_array pointing to
19098 * ht_smallarray becomes invalid. We can recognize this: ht_mask is
19099 * at its init value. Also reset "v_dict", it's always the same. */
19100 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
19102 ht
= &SCRIPT_VARS(i
);
19103 if (ht
->ht_mask
== HT_INIT_SIZE
- 1)
19104 ht
->ht_array
= ht
->ht_smallarray
;
19105 sv
= &SCRIPT_SV(i
);
19106 sv
->sv_var
.di_tv
.vval
.v_dict
= &sv
->sv_dict
;
19109 while (ga_scripts
.ga_len
< id
)
19111 sv
= &SCRIPT_SV(ga_scripts
.ga_len
+ 1);
19112 init_var_dict(&sv
->sv_dict
, &sv
->sv_var
);
19113 ++ga_scripts
.ga_len
;
19119 * Initialize dictionary "dict" as a scope and set variable "dict_var" to
19123 init_var_dict(dict
, dict_var
)
19125 dictitem_T
*dict_var
;
19127 hash_init(&dict
->dv_hashtab
);
19128 dict
->dv_refcount
= DO_NOT_FREE_CNT
;
19129 dict
->dv_copyID
= 0;
19130 dict_var
->di_tv
.vval
.v_dict
= dict
;
19131 dict_var
->di_tv
.v_type
= VAR_DICT
;
19132 dict_var
->di_tv
.v_lock
= VAR_FIXED
;
19133 dict_var
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
19134 dict_var
->di_key
[0] = NUL
;
19138 * Clean up a list of internal variables.
19139 * Frees all allocated variables and the value they contain.
19140 * Clears hashtab "ht", does not free it.
19146 vars_clear_ext(ht
, TRUE
);
19150 * Like vars_clear(), but only free the value if "free_val" is TRUE.
19153 vars_clear_ext(ht
, free_val
)
19162 todo
= (int)ht
->ht_used
;
19163 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
19165 if (!HASHITEM_EMPTY(hi
))
19169 /* Free the variable. Don't remove it from the hashtab,
19170 * ht_array might change then. hash_clear() takes care of it
19174 clear_tv(&v
->di_tv
);
19175 if ((v
->di_flags
& DI_FLAGS_FIX
) == 0)
19184 * Delete a variable from hashtab "ht" at item "hi".
19185 * Clear the variable value and free the dictitem.
19192 dictitem_T
*di
= HI2DI(hi
);
19194 hash_remove(ht
, hi
);
19195 clear_tv(&di
->di_tv
);
19200 * List the value of one internal variable.
19203 list_one_var(v
, prefix
, first
)
19210 char_u numbuf
[NUMBUFLEN
];
19212 current_copyID
+= COPYID_INC
;
19213 s
= echo_string(&v
->di_tv
, &tofree
, numbuf
, current_copyID
);
19214 list_one_var_a(prefix
, v
->di_key
, v
->di_tv
.v_type
,
19215 s
== NULL
? (char_u
*)"" : s
, first
);
19220 list_one_var_a(prefix
, name
, type
, string
, first
)
19225 int *first
; /* when TRUE clear rest of screen and set to FALSE */
19227 /* don't use msg() or msg_attr() to avoid overwriting "v:statusmsg" */
19230 if (name
!= NULL
) /* "a:" vars don't have a name stored */
19234 if (type
== VAR_NUMBER
)
19236 else if (type
== VAR_FUNC
)
19238 else if (type
== VAR_LIST
)
19241 if (*string
== '[')
19244 else if (type
== VAR_DICT
)
19247 if (*string
== '{')
19253 msg_outtrans(string
);
19255 if (type
== VAR_FUNC
)
19256 msg_puts((char_u
*)"()");
19265 * Set variable "name" to value in "tv".
19266 * If the variable already exists, the value is updated.
19267 * Otherwise the variable is created.
19270 set_var(name
, tv
, copy
)
19273 int copy
; /* make copy of value in "tv" */
19280 if (tv
->v_type
== VAR_FUNC
)
19282 if (!(vim_strchr((char_u
*)"wbs", name
[0]) != NULL
&& name
[1] == ':')
19283 && !ASCII_ISUPPER((name
[0] != NUL
&& name
[1] == ':')
19284 ? name
[2] : name
[0]))
19286 EMSG2(_("E704: Funcref variable name must start with a capital: %s"), name
);
19289 if (function_exists(name
))
19291 EMSG2(_("E705: Variable name conflicts with existing function: %s"),
19297 ht
= find_var_ht(name
, &varname
);
19298 if (ht
== NULL
|| *varname
== NUL
)
19300 EMSG2(_(e_illvar
), name
);
19304 v
= find_var_in_ht(ht
, varname
, TRUE
);
19307 /* existing variable, need to clear the value */
19308 if (var_check_ro(v
->di_flags
, name
)
19309 || tv_check_lock(v
->di_tv
.v_lock
, name
))
19311 if (v
->di_tv
.v_type
!= tv
->v_type
19312 && !((v
->di_tv
.v_type
== VAR_STRING
19313 || v
->di_tv
.v_type
== VAR_NUMBER
)
19314 && (tv
->v_type
== VAR_STRING
19315 || tv
->v_type
== VAR_NUMBER
))
19317 && !((v
->di_tv
.v_type
== VAR_NUMBER
19318 || v
->di_tv
.v_type
== VAR_FLOAT
)
19319 && (tv
->v_type
== VAR_NUMBER
19320 || tv
->v_type
== VAR_FLOAT
))
19324 EMSG2(_("E706: Variable type mismatch for: %s"), name
);
19329 * Handle setting internal v: variables separately: we don't change
19332 if (ht
== &vimvarht
)
19334 if (v
->di_tv
.v_type
== VAR_STRING
)
19336 vim_free(v
->di_tv
.vval
.v_string
);
19337 if (copy
|| tv
->v_type
!= VAR_STRING
)
19338 v
->di_tv
.vval
.v_string
= vim_strsave(get_tv_string(tv
));
19341 /* Take over the string to avoid an extra alloc/free. */
19342 v
->di_tv
.vval
.v_string
= tv
->vval
.v_string
;
19343 tv
->vval
.v_string
= NULL
;
19346 else if (v
->di_tv
.v_type
!= VAR_NUMBER
)
19347 EMSG2(_(e_intern2
), "set_var()");
19350 v
->di_tv
.vval
.v_number
= get_tv_number(tv
);
19351 if (STRCMP(varname
, "searchforward") == 0)
19352 set_search_direction(v
->di_tv
.vval
.v_number
? '/' : '?');
19357 clear_tv(&v
->di_tv
);
19359 else /* add a new variable */
19361 /* Can't add "v:" variable. */
19362 if (ht
== &vimvarht
)
19364 EMSG2(_(e_illvar
), name
);
19368 /* Make sure the variable name is valid. */
19369 for (p
= varname
; *p
!= NUL
; ++p
)
19370 if (!eval_isnamec1(*p
) && (p
== varname
|| !VIM_ISDIGIT(*p
))
19371 && *p
!= AUTOLOAD_CHAR
)
19373 EMSG2(_(e_illvar
), varname
);
19377 v
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
19378 + STRLEN(varname
)));
19381 STRCPY(v
->di_key
, varname
);
19382 if (hash_add(ht
, DI2HIKEY(v
)) == FAIL
)
19390 if (copy
|| tv
->v_type
== VAR_NUMBER
|| tv
->v_type
== VAR_FLOAT
)
19391 copy_tv(tv
, &v
->di_tv
);
19395 v
->di_tv
.v_lock
= 0;
19401 * Return TRUE if di_flags "flags" indicates variable "name" is read-only.
19402 * Also give an error message.
19405 var_check_ro(flags
, name
)
19409 if (flags
& DI_FLAGS_RO
)
19411 EMSG2(_(e_readonlyvar
), name
);
19414 if ((flags
& DI_FLAGS_RO_SBX
) && sandbox
)
19416 EMSG2(_(e_readonlysbx
), name
);
19423 * Return TRUE if di_flags "flags" indicates variable "name" is fixed.
19424 * Also give an error message.
19427 var_check_fixed(flags
, name
)
19431 if (flags
& DI_FLAGS_FIX
)
19433 EMSG2(_("E795: Cannot delete variable %s"), name
);
19440 * Return TRUE if typeval "tv" is set to be locked (immutable).
19441 * Also give an error message, using "name".
19444 tv_check_lock(lock
, name
)
19448 if (lock
& VAR_LOCKED
)
19450 EMSG2(_("E741: Value is locked: %s"),
19451 name
== NULL
? (char_u
*)_("Unknown") : name
);
19454 if (lock
& VAR_FIXED
)
19456 EMSG2(_("E742: Cannot change value of %s"),
19457 name
== NULL
? (char_u
*)_("Unknown") : name
);
19464 * Copy the values from typval_T "from" to typval_T "to".
19465 * When needed allocates string or increases reference count.
19466 * Does not make a copy of a list or dict but copies the reference!
19467 * It is OK for "from" and "to" to point to the same item. This is used to
19468 * make a copy later.
19475 to
->v_type
= from
->v_type
;
19477 switch (from
->v_type
)
19480 to
->vval
.v_number
= from
->vval
.v_number
;
19484 to
->vval
.v_float
= from
->vval
.v_float
;
19489 if (from
->vval
.v_string
== NULL
)
19490 to
->vval
.v_string
= NULL
;
19493 to
->vval
.v_string
= vim_strsave(from
->vval
.v_string
);
19494 if (from
->v_type
== VAR_FUNC
)
19495 func_ref(to
->vval
.v_string
);
19499 if (from
->vval
.v_list
== NULL
)
19500 to
->vval
.v_list
= NULL
;
19503 to
->vval
.v_list
= from
->vval
.v_list
;
19504 ++to
->vval
.v_list
->lv_refcount
;
19508 if (from
->vval
.v_dict
== NULL
)
19509 to
->vval
.v_dict
= NULL
;
19512 to
->vval
.v_dict
= from
->vval
.v_dict
;
19513 ++to
->vval
.v_dict
->dv_refcount
;
19517 EMSG2(_(e_intern2
), "copy_tv()");
19523 * Make a copy of an item.
19524 * Lists and Dictionaries are also copied. A deep copy if "deep" is set.
19525 * For deepcopy() "copyID" is zero for a full copy or the ID for when a
19526 * reference to an already copied list/dict can be used.
19527 * Returns FAIL or OK.
19530 item_copy(from
, to
, deep
, copyID
)
19536 static int recurse
= 0;
19539 if (recurse
>= DICT_MAXNEST
)
19541 EMSG(_("E698: variable nested too deep for making a copy"));
19546 switch (from
->v_type
)
19557 to
->v_type
= VAR_LIST
;
19559 if (from
->vval
.v_list
== NULL
)
19560 to
->vval
.v_list
= NULL
;
19561 else if (copyID
!= 0 && from
->vval
.v_list
->lv_copyID
== copyID
)
19563 /* use the copy made earlier */
19564 to
->vval
.v_list
= from
->vval
.v_list
->lv_copylist
;
19565 ++to
->vval
.v_list
->lv_refcount
;
19568 to
->vval
.v_list
= list_copy(from
->vval
.v_list
, deep
, copyID
);
19569 if (to
->vval
.v_list
== NULL
)
19573 to
->v_type
= VAR_DICT
;
19575 if (from
->vval
.v_dict
== NULL
)
19576 to
->vval
.v_dict
= NULL
;
19577 else if (copyID
!= 0 && from
->vval
.v_dict
->dv_copyID
== copyID
)
19579 /* use the copy made earlier */
19580 to
->vval
.v_dict
= from
->vval
.v_dict
->dv_copydict
;
19581 ++to
->vval
.v_dict
->dv_refcount
;
19584 to
->vval
.v_dict
= dict_copy(from
->vval
.v_dict
, deep
, copyID
);
19585 if (to
->vval
.v_dict
== NULL
)
19589 EMSG2(_(e_intern2
), "item_copy()");
19597 * ":echo expr1 ..." print each argument separated with a space, add a
19598 * newline at the end.
19599 * ":echon expr1 ..." print each argument plain.
19605 char_u
*arg
= eap
->arg
;
19609 int needclr
= TRUE
;
19610 int atstart
= TRUE
;
19611 char_u numbuf
[NUMBUFLEN
];
19615 while (*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n' && !got_int
)
19617 /* If eval1() causes an error message the text from the command may
19618 * still need to be cleared. E.g., "echo 22,44". */
19619 need_clr_eos
= needclr
;
19622 if (eval1(&arg
, &rettv
, !eap
->skip
) == FAIL
)
19625 * Report the invalid expression unless the expression evaluation
19626 * has been cancelled due to an aborting error, an interrupt, or an
19630 EMSG2(_(e_invexpr2
), p
);
19631 need_clr_eos
= FALSE
;
19634 need_clr_eos
= FALSE
;
19641 /* Call msg_start() after eval1(), evaluating the expression
19642 * may cause a message to appear. */
19643 if (eap
->cmdidx
== CMD_echo
)
19646 else if (eap
->cmdidx
== CMD_echo
)
19647 msg_puts_attr((char_u
*)" ", echo_attr
);
19648 current_copyID
+= COPYID_INC
;
19649 p
= echo_string(&rettv
, &tofree
, numbuf
, current_copyID
);
19651 for ( ; *p
!= NUL
&& !got_int
; ++p
)
19653 if (*p
== '\n' || *p
== '\r' || *p
== TAB
)
19655 if (*p
!= TAB
&& needclr
)
19657 /* remove any text still there from the command */
19661 msg_putchar_attr(*p
, echo_attr
);
19668 int i
= (*mb_ptr2len
)(p
);
19670 (void)msg_outtrans_len_attr(p
, i
, echo_attr
);
19675 (void)msg_outtrans_len_attr(p
, 1, echo_attr
);
19681 arg
= skipwhite(arg
);
19683 eap
->nextcmd
= check_nextcmd(arg
);
19689 /* remove text that may still be there from the command */
19692 if (eap
->cmdidx
== CMD_echo
)
19698 * ":echohl {name}".
19706 id
= syn_name2id(eap
->arg
);
19710 echo_attr
= syn_id2attr(id
);
19714 * ":execute expr1 ..." execute the result of an expression.
19715 * ":echomsg expr1 ..." Print a message
19716 * ":echoerr expr1 ..." Print an error
19717 * Each gets spaces around each argument and a newline at the end for
19724 char_u
*arg
= eap
->arg
;
19732 ga_init2(&ga
, 1, 80);
19736 while (*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n')
19739 if (eval1(&arg
, &rettv
, !eap
->skip
) == FAIL
)
19742 * Report the invalid expression unless the expression evaluation
19743 * has been cancelled due to an aborting error, an interrupt, or an
19747 EMSG2(_(e_invexpr2
), p
);
19754 p
= get_tv_string(&rettv
);
19755 len
= (int)STRLEN(p
);
19756 if (ga_grow(&ga
, len
+ 2) == FAIL
)
19763 ((char_u
*)(ga
.ga_data
))[ga
.ga_len
++] = ' ';
19764 STRCPY((char_u
*)(ga
.ga_data
) + ga
.ga_len
, p
);
19769 arg
= skipwhite(arg
);
19772 if (ret
!= FAIL
&& ga
.ga_data
!= NULL
)
19774 if (eap
->cmdidx
== CMD_echomsg
)
19776 MSG_ATTR(ga
.ga_data
, echo_attr
);
19779 else if (eap
->cmdidx
== CMD_echoerr
)
19781 /* We don't want to abort following commands, restore did_emsg. */
19782 save_did_emsg
= did_emsg
;
19783 EMSG((char_u
*)ga
.ga_data
);
19785 did_emsg
= save_did_emsg
;
19787 else if (eap
->cmdidx
== CMD_execute
)
19788 do_cmdline((char_u
*)ga
.ga_data
,
19789 eap
->getline
, eap
->cookie
, DOCMD_NOWAIT
|DOCMD_VERBOSE
);
19797 eap
->nextcmd
= check_nextcmd(arg
);
19801 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
19802 * "arg" points to the "&" or '+' when called, to "option" when returning.
19803 * Returns NULL when no option name found. Otherwise pointer to the char
19804 * after the option name.
19807 find_option_end(arg
, opt_flags
)
19814 if (*p
== 'g' && p
[1] == ':')
19816 *opt_flags
= OPT_GLOBAL
;
19819 else if (*p
== 'l' && p
[1] == ':')
19821 *opt_flags
= OPT_LOCAL
;
19827 if (!ASCII_ISALPHA(*p
))
19831 if (p
[0] == 't' && p
[1] == '_' && p
[2] != NUL
&& p
[3] != NUL
)
19832 p
+= 4; /* termcap option */
19834 while (ASCII_ISALPHA(*p
))
19849 int saved_did_emsg
;
19850 char_u
*name
= NULL
;
19853 char_u
*line_arg
= NULL
;
19856 int varargs
= FALSE
;
19857 int mustend
= FALSE
;
19862 char_u
*skip_until
= NULL
;
19865 static int func_nr
= 0; /* number for nameless function */
19870 int sourcing_lnum_off
;
19873 * ":function" without argument: list functions.
19875 if (ends_excmd(*eap
->arg
))
19879 todo
= (int)func_hashtab
.ht_used
;
19880 for (hi
= func_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
19882 if (!HASHITEM_EMPTY(hi
))
19886 if (!isdigit(*fp
->uf_name
))
19887 list_func_head(fp
, FALSE
);
19891 eap
->nextcmd
= check_nextcmd(eap
->arg
);
19896 * ":function /pat": list functions matching pattern.
19898 if (*eap
->arg
== '/')
19900 p
= skip_regexp(eap
->arg
+ 1, '/', TRUE
, NULL
);
19903 regmatch_T regmatch
;
19907 regmatch
.regprog
= vim_regcomp(eap
->arg
+ 1, RE_MAGIC
);
19909 if (regmatch
.regprog
!= NULL
)
19911 regmatch
.rm_ic
= p_ic
;
19913 todo
= (int)func_hashtab
.ht_used
;
19914 for (hi
= func_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
19916 if (!HASHITEM_EMPTY(hi
))
19920 if (!isdigit(*fp
->uf_name
)
19921 && vim_regexec(®match
, fp
->uf_name
, 0))
19922 list_func_head(fp
, FALSE
);
19925 vim_free(regmatch
.regprog
);
19930 eap
->nextcmd
= check_nextcmd(p
);
19935 * Get the function name. There are these situations:
19936 * func normal function name
19937 * "name" == func, "fudi.fd_dict" == NULL
19938 * dict.func new dictionary entry
19939 * "name" == NULL, "fudi.fd_dict" set,
19940 * "fudi.fd_di" == NULL, "fudi.fd_newkey" == func
19941 * dict.func existing dict entry with a Funcref
19942 * "name" == func, "fudi.fd_dict" set,
19943 * "fudi.fd_di" set, "fudi.fd_newkey" == NULL
19944 * dict.func existing dict entry that's not a Funcref
19945 * "name" == NULL, "fudi.fd_dict" set,
19946 * "fudi.fd_di" set, "fudi.fd_newkey" == NULL
19949 name
= trans_function_name(&p
, eap
->skip
, 0, &fudi
);
19950 paren
= (vim_strchr(p
, '(') != NULL
);
19951 if (name
== NULL
&& (fudi
.fd_dict
== NULL
|| !paren
) && !eap
->skip
)
19954 * Return on an invalid expression in braces, unless the expression
19955 * evaluation has been cancelled due to an aborting error, an
19956 * interrupt, or an exception.
19960 if (!eap
->skip
&& fudi
.fd_newkey
!= NULL
)
19961 EMSG2(_(e_dictkey
), fudi
.fd_newkey
);
19962 vim_free(fudi
.fd_newkey
);
19969 /* An error in a function call during evaluation of an expression in magic
19970 * braces should not cause the function not to be defined. */
19971 saved_did_emsg
= did_emsg
;
19975 * ":function func" with only function name: list function.
19979 if (!ends_excmd(*skipwhite(p
)))
19981 EMSG(_(e_trailing
));
19984 eap
->nextcmd
= check_nextcmd(p
);
19985 if (eap
->nextcmd
!= NULL
)
19987 if (!eap
->skip
&& !got_int
)
19989 fp
= find_func(name
);
19992 list_func_head(fp
, TRUE
);
19993 for (j
= 0; j
< fp
->uf_lines
.ga_len
&& !got_int
; ++j
)
19995 if (FUNCLINE(fp
, j
) == NULL
)
19998 msg_outnum((long)(j
+ 1));
20003 msg_prt_line(FUNCLINE(fp
, j
), FALSE
);
20004 out_flush(); /* show a line at a time */
20010 msg_puts((char_u
*)" endfunction");
20014 emsg_funcname(N_("E123: Undefined function: %s"), name
);
20020 * ":function name(arg1, arg2)" Define function.
20027 EMSG2(_("E124: Missing '(': %s"), eap
->arg
);
20030 /* attempt to continue by skipping some text */
20031 if (vim_strchr(p
, '(') != NULL
)
20032 p
= vim_strchr(p
, '(');
20034 p
= skipwhite(p
+ 1);
20036 ga_init2(&newargs
, (int)sizeof(char_u
*), 3);
20037 ga_init2(&newlines
, (int)sizeof(char_u
*), 3);
20041 /* Check the name of the function. Unless it's a dictionary function
20042 * (that we are overwriting). */
20046 arg
= fudi
.fd_newkey
;
20047 if (arg
!= NULL
&& (fudi
.fd_di
== NULL
20048 || fudi
.fd_di
->di_tv
.v_type
!= VAR_FUNC
))
20050 if (*arg
== K_SPECIAL
)
20054 while (arg
[j
] != NUL
&& (j
== 0 ? eval_isnamec1(arg
[j
])
20055 : eval_isnamec(arg
[j
])))
20058 emsg_funcname((char *)e_invarg2
, arg
);
20063 * Isolate the arguments: "arg1, arg2, ...)"
20067 if (p
[0] == '.' && p
[1] == '.' && p
[2] == '.')
20076 while (ASCII_ISALNUM(*p
) || *p
== '_')
20078 if (arg
== p
|| isdigit(*arg
)
20079 || (p
- arg
== 9 && STRNCMP(arg
, "firstline", 9) == 0)
20080 || (p
- arg
== 8 && STRNCMP(arg
, "lastline", 8) == 0))
20083 EMSG2(_("E125: Illegal argument: %s"), arg
);
20086 if (ga_grow(&newargs
, 1) == FAIL
)
20090 arg
= vim_strsave(arg
);
20093 ((char_u
**)(newargs
.ga_data
))[newargs
.ga_len
] = arg
;
20102 if (mustend
&& *p
!= ')')
20105 EMSG2(_(e_invarg2
), eap
->arg
);
20109 ++p
; /* skip the ')' */
20111 /* find extra arguments "range", "dict" and "abort" */
20115 if (STRNCMP(p
, "range", 5) == 0)
20120 else if (STRNCMP(p
, "dict", 4) == 0)
20125 else if (STRNCMP(p
, "abort", 5) == 0)
20134 /* When there is a line break use what follows for the function body.
20135 * Makes 'exe "func Test()\n...\nendfunc"' work. */
20138 else if (*p
!= NUL
&& *p
!= '"' && !eap
->skip
&& !did_emsg
)
20139 EMSG(_(e_trailing
));
20142 * Read the body of the function, until ":endfunction" is found.
20146 /* Check if the function already exists, don't let the user type the
20147 * whole function before telling him it doesn't work! For a script we
20148 * need to skip the body to be able to find what follows. */
20149 if (!eap
->skip
&& !eap
->forceit
)
20151 if (fudi
.fd_dict
!= NULL
&& fudi
.fd_newkey
== NULL
)
20152 EMSG(_(e_funcdict
));
20153 else if (name
!= NULL
&& find_func(name
) != NULL
)
20154 emsg_funcname(e_funcexts
, name
);
20157 if (!eap
->skip
&& did_emsg
)
20160 msg_putchar('\n'); /* don't overwrite the function name */
20161 cmdline_row
= msg_row
;
20169 need_wait_return
= FALSE
;
20170 sourcing_lnum_off
= sourcing_lnum
;
20172 if (line_arg
!= NULL
)
20174 /* Use eap->arg, split up in parts by line breaks. */
20175 theline
= line_arg
;
20176 p
= vim_strchr(theline
, '\n');
20178 line_arg
+= STRLEN(line_arg
);
20185 else if (eap
->getline
== NULL
)
20186 theline
= getcmdline(':', 0L, indent
);
20188 theline
= eap
->getline(':', eap
->cookie
, indent
);
20190 lines_left
= Rows
- 1;
20191 if (theline
== NULL
)
20193 EMSG(_("E126: Missing :endfunction"));
20197 /* Detect line continuation: sourcing_lnum increased more than one. */
20198 if (sourcing_lnum
> sourcing_lnum_off
+ 1)
20199 sourcing_lnum_off
= sourcing_lnum
- sourcing_lnum_off
- 1;
20201 sourcing_lnum_off
= 0;
20203 if (skip_until
!= NULL
)
20205 /* between ":append" and "." and between ":python <<EOF" and "EOF"
20206 * don't check for ":endfunc". */
20207 if (STRCMP(theline
, skip_until
) == 0)
20209 vim_free(skip_until
);
20215 /* skip ':' and blanks*/
20216 for (p
= theline
; vim_iswhite(*p
) || *p
== ':'; ++p
)
20219 /* Check for "endfunction". */
20220 if (checkforcmd(&p
, "endfunction", 4) && nesting
-- == 0)
20222 if (line_arg
== NULL
)
20227 /* Increase indent inside "if", "while", "for" and "try", decrease
20229 if (indent
> 2 && STRNCMP(p
, "end", 3) == 0)
20231 else if (STRNCMP(p
, "if", 2) == 0
20232 || STRNCMP(p
, "wh", 2) == 0
20233 || STRNCMP(p
, "for", 3) == 0
20234 || STRNCMP(p
, "try", 3) == 0)
20237 /* Check for defining a function inside this function. */
20238 if (checkforcmd(&p
, "function", 2))
20241 p
= skipwhite(p
+ 1);
20242 p
+= eval_fname_script(p
);
20243 if (ASCII_ISALPHA(*p
))
20245 vim_free(trans_function_name(&p
, TRUE
, 0, NULL
));
20246 if (*skipwhite(p
) == '(')
20254 /* Check for ":append" or ":insert". */
20255 p
= skip_range(p
, NULL
);
20256 if ((p
[0] == 'a' && (!ASCII_ISALPHA(p
[1]) || p
[1] == 'p'))
20258 && (!ASCII_ISALPHA(p
[1]) || (p
[1] == 'n'
20259 && (!ASCII_ISALPHA(p
[2]) || (p
[2] == 's'))))))
20260 skip_until
= vim_strsave((char_u
*)".");
20262 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
20263 arg
= skipwhite(skiptowhite(p
));
20264 if (arg
[0] == '<' && arg
[1] =='<'
20265 && ((p
[0] == 'p' && p
[1] == 'y'
20266 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 't'))
20267 || (p
[0] == 'p' && p
[1] == 'e'
20268 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 'r'))
20269 || (p
[0] == 't' && p
[1] == 'c'
20270 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 'l'))
20271 || (p
[0] == 'r' && p
[1] == 'u' && p
[2] == 'b'
20272 && (!ASCII_ISALPHA(p
[3]) || p
[3] == 'y'))
20273 || (p
[0] == 'm' && p
[1] == 'z'
20274 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 's'))
20277 /* ":python <<" continues until a dot, like ":append" */
20278 p
= skipwhite(arg
+ 2);
20280 skip_until
= vim_strsave((char_u
*)".");
20282 skip_until
= vim_strsave(p
);
20286 /* Add the line to the function. */
20287 if (ga_grow(&newlines
, 1 + sourcing_lnum_off
) == FAIL
)
20289 if (line_arg
== NULL
)
20294 /* Copy the line to newly allocated memory. get_one_sourceline()
20295 * allocates 250 bytes per line, this saves 80% on average. The cost
20296 * is an extra alloc/free. */
20297 p
= vim_strsave(theline
);
20300 if (line_arg
== NULL
)
20305 ((char_u
**)(newlines
.ga_data
))[newlines
.ga_len
++] = theline
;
20307 /* Add NULL lines for continuation lines, so that the line count is
20308 * equal to the index in the growarray. */
20309 while (sourcing_lnum_off
-- > 0)
20310 ((char_u
**)(newlines
.ga_data
))[newlines
.ga_len
++] = NULL
;
20312 /* Check for end of eap->arg. */
20313 if (line_arg
!= NULL
&& *line_arg
== NUL
)
20317 /* Don't define the function when skipping commands or when an error was
20319 if (eap
->skip
|| did_emsg
)
20323 * If there are no errors, add the function
20325 if (fudi
.fd_dict
== NULL
)
20327 v
= find_var(name
, &ht
);
20328 if (v
!= NULL
&& v
->di_tv
.v_type
== VAR_FUNC
)
20330 emsg_funcname(N_("E707: Function name conflicts with variable: %s"),
20335 fp
= find_func(name
);
20340 emsg_funcname(e_funcexts
, name
);
20343 if (fp
->uf_calls
> 0)
20345 emsg_funcname(N_("E127: Cannot redefine function %s: It is in use"),
20349 /* redefine existing function */
20350 ga_clear_strings(&(fp
->uf_args
));
20351 ga_clear_strings(&(fp
->uf_lines
));
20361 if (fudi
.fd_newkey
== NULL
&& !eap
->forceit
)
20363 EMSG(_(e_funcdict
));
20366 if (fudi
.fd_di
== NULL
)
20368 /* Can't add a function to a locked dictionary */
20369 if (tv_check_lock(fudi
.fd_dict
->dv_lock
, eap
->arg
))
20372 /* Can't change an existing function if it is locked */
20373 else if (tv_check_lock(fudi
.fd_di
->di_tv
.v_lock
, eap
->arg
))
20376 /* Give the function a sequential number. Can only be used with a
20379 sprintf(numbuf
, "%d", ++func_nr
);
20380 name
= vim_strsave((char_u
*)numbuf
);
20387 if (fudi
.fd_dict
== NULL
&& vim_strchr(name
, AUTOLOAD_CHAR
) != NULL
)
20390 char_u
*scriptname
;
20392 /* Check that the autoload name matches the script name. */
20394 if (sourcing_name
!= NULL
)
20396 scriptname
= autoload_name(name
);
20397 if (scriptname
!= NULL
)
20399 p
= vim_strchr(scriptname
, '/');
20400 plen
= (int)STRLEN(p
);
20401 slen
= (int)STRLEN(sourcing_name
);
20402 if (slen
> plen
&& fnamecmp(p
,
20403 sourcing_name
+ slen
- plen
) == 0)
20405 vim_free(scriptname
);
20410 EMSG2(_("E746: Function name does not match script file name: %s"), name
);
20415 fp
= (ufunc_T
*)alloc((unsigned)(sizeof(ufunc_T
) + STRLEN(name
)));
20419 if (fudi
.fd_dict
!= NULL
)
20421 if (fudi
.fd_di
== NULL
)
20423 /* add new dict entry */
20424 fudi
.fd_di
= dictitem_alloc(fudi
.fd_newkey
);
20425 if (fudi
.fd_di
== NULL
)
20430 if (dict_add(fudi
.fd_dict
, fudi
.fd_di
) == FAIL
)
20432 vim_free(fudi
.fd_di
);
20438 /* overwrite existing dict entry */
20439 clear_tv(&fudi
.fd_di
->di_tv
);
20440 fudi
.fd_di
->di_tv
.v_type
= VAR_FUNC
;
20441 fudi
.fd_di
->di_tv
.v_lock
= 0;
20442 fudi
.fd_di
->di_tv
.vval
.v_string
= vim_strsave(name
);
20443 fp
->uf_refcount
= 1;
20445 /* behave like "dict" was used */
20449 /* insert the new function in the function list */
20450 STRCPY(fp
->uf_name
, name
);
20451 hash_add(&func_hashtab
, UF2HIKEY(fp
));
20453 fp
->uf_args
= newargs
;
20454 fp
->uf_lines
= newlines
;
20455 #ifdef FEAT_PROFILE
20456 fp
->uf_tml_count
= NULL
;
20457 fp
->uf_tml_total
= NULL
;
20458 fp
->uf_tml_self
= NULL
;
20459 fp
->uf_profiling
= FALSE
;
20460 if (prof_def_func())
20461 func_do_profile(fp
);
20463 fp
->uf_varargs
= varargs
;
20464 fp
->uf_flags
= flags
;
20466 fp
->uf_script_ID
= current_SID
;
20470 ga_clear_strings(&newargs
);
20471 ga_clear_strings(&newlines
);
20473 vim_free(skip_until
);
20474 vim_free(fudi
.fd_newkey
);
20476 did_emsg
|= saved_did_emsg
;
20480 * Get a function name, translating "<SID>" and "<SNR>".
20481 * Also handles a Funcref in a List or Dictionary.
20482 * Returns the function name in allocated memory, or NULL for failure.
20484 * TFN_INT: internal function name OK
20485 * TFN_QUIET: be quiet
20486 * Advances "pp" to just after the function name (if no error).
20489 trans_function_name(pp
, skip
, flags
, fdp
)
20491 int skip
; /* only find the end, don't evaluate */
20493 funcdict_T
*fdp
; /* return: info about dictionary used */
20495 char_u
*name
= NULL
;
20499 char_u sid_buf
[20];
20504 vim_memset(fdp
, 0, sizeof(funcdict_T
));
20507 /* Check for hard coded <SNR>: already translated function ID (from a user
20509 if ((*pp
)[0] == K_SPECIAL
&& (*pp
)[1] == KS_EXTRA
20510 && (*pp
)[2] == (int)KE_SNR
)
20513 len
= get_id_len(pp
) + 3;
20514 return vim_strnsave(start
, len
);
20517 /* A name starting with "<SID>" or "<SNR>" is local to a script. But
20518 * don't skip over "s:", get_lval() needs it for "s:dict.func". */
20519 lead
= eval_fname_script(start
);
20523 end
= get_lval(start
, NULL
, &lv
, FALSE
, skip
, flags
& TFN_QUIET
,
20524 lead
> 2 ? 0 : FNE_CHECK_START
);
20528 EMSG(_("E129: Function name required"));
20531 if (end
== NULL
|| (lv
.ll_tv
!= NULL
&& (lead
> 2 || lv
.ll_range
)))
20534 * Report an invalid expression in braces, unless the expression
20535 * evaluation has been cancelled due to an aborting error, an
20536 * interrupt, or an exception.
20541 EMSG2(_(e_invarg2
), start
);
20544 *pp
= find_name_end(start
, NULL
, NULL
, FNE_INCL_BR
);
20548 if (lv
.ll_tv
!= NULL
)
20552 fdp
->fd_dict
= lv
.ll_dict
;
20553 fdp
->fd_newkey
= lv
.ll_newkey
;
20554 lv
.ll_newkey
= NULL
;
20555 fdp
->fd_di
= lv
.ll_di
;
20557 if (lv
.ll_tv
->v_type
== VAR_FUNC
&& lv
.ll_tv
->vval
.v_string
!= NULL
)
20559 name
= vim_strsave(lv
.ll_tv
->vval
.v_string
);
20564 if (!skip
&& !(flags
& TFN_QUIET
) && (fdp
== NULL
20565 || lv
.ll_dict
== NULL
|| fdp
->fd_newkey
== NULL
))
20566 EMSG(_(e_funcref
));
20574 if (lv
.ll_name
== NULL
)
20576 /* Error found, but continue after the function name. */
20581 /* Check if the name is a Funcref. If so, use the value. */
20582 if (lv
.ll_exp_name
!= NULL
)
20584 len
= (int)STRLEN(lv
.ll_exp_name
);
20585 name
= deref_func_name(lv
.ll_exp_name
, &len
);
20586 if (name
== lv
.ll_exp_name
)
20591 len
= (int)(end
- *pp
);
20592 name
= deref_func_name(*pp
, &len
);
20598 name
= vim_strsave(name
);
20603 if (lv
.ll_exp_name
!= NULL
)
20605 len
= (int)STRLEN(lv
.ll_exp_name
);
20606 if (lead
<= 2 && lv
.ll_name
== lv
.ll_exp_name
20607 && STRNCMP(lv
.ll_name
, "s:", 2) == 0)
20609 /* When there was "s:" already or the name expanded to get a
20610 * leading "s:" then remove it. */
20618 if (lead
== 2) /* skip over "s:" */
20620 len
= (int)(end
- lv
.ll_name
);
20624 * Copy the function name to allocated memory.
20625 * Accept <SID>name() inside a script, translate into <SNR>123_name().
20626 * Accept <SNR>123_name() outside a script.
20629 lead
= 0; /* do nothing */
20633 if ((lv
.ll_exp_name
!= NULL
&& eval_fname_sid(lv
.ll_exp_name
))
20634 || eval_fname_sid(*pp
))
20636 /* It's "s:" or "<SID>" */
20637 if (current_SID
<= 0)
20639 EMSG(_(e_usingsid
));
20642 sprintf((char *)sid_buf
, "%ld_", (long)current_SID
);
20643 lead
+= (int)STRLEN(sid_buf
);
20646 else if (!(flags
& TFN_INT
) && builtin_function(lv
.ll_name
))
20648 EMSG2(_("E128: Function name must start with a capital or contain a colon: %s"), lv
.ll_name
);
20651 name
= alloc((unsigned)(len
+ lead
+ 1));
20656 name
[0] = K_SPECIAL
;
20657 name
[1] = KS_EXTRA
;
20658 name
[2] = (int)KE_SNR
;
20659 if (lead
> 3) /* If it's "<SID>" */
20660 STRCPY(name
+ 3, sid_buf
);
20662 mch_memmove(name
+ lead
, lv
.ll_name
, (size_t)len
);
20663 name
[len
+ lead
] = NUL
;
20673 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
20674 * Return 2 if "p" starts with "s:".
20675 * Return 0 otherwise.
20678 eval_fname_script(p
)
20681 if (p
[0] == '<' && (STRNICMP(p
+ 1, "SID>", 4) == 0
20682 || STRNICMP(p
+ 1, "SNR>", 4) == 0))
20684 if (p
[0] == 's' && p
[1] == ':')
20690 * Return TRUE if "p" starts with "<SID>" or "s:".
20691 * Only works if eval_fname_script() returned non-zero for "p"!
20697 return (*p
== 's' || TOUPPER_ASC(p
[2]) == 'I');
20701 * List the head of the function: "name(arg1, arg2)".
20704 list_func_head(fp
, indent
)
20713 MSG_PUTS("function ");
20714 if (fp
->uf_name
[0] == K_SPECIAL
)
20716 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8
));
20717 msg_puts(fp
->uf_name
+ 3);
20720 msg_puts(fp
->uf_name
);
20722 for (j
= 0; j
< fp
->uf_args
.ga_len
; ++j
)
20726 msg_puts(FUNCARG(fp
, j
));
20728 if (fp
->uf_varargs
)
20737 last_set_msg(fp
->uf_script_ID
);
20741 * Find a function by name, return pointer to it in ufuncs.
20742 * Return NULL for unknown function.
20750 hi
= hash_find(&func_hashtab
, name
);
20751 if (!HASHITEM_EMPTY(hi
))
20756 #if defined(EXITFREE) || defined(PROTO)
20758 free_all_functions()
20762 /* Need to start all over every time, because func_free() may change the
20764 while (func_hashtab
.ht_used
> 0)
20765 for (hi
= func_hashtab
.ht_array
; ; ++hi
)
20766 if (!HASHITEM_EMPTY(hi
))
20768 func_free(HI2UF(hi
));
20775 * Return TRUE if a function "name" exists.
20778 function_exists(name
)
20785 p
= trans_function_name(&nm
, FALSE
, TFN_INT
|TFN_QUIET
, NULL
);
20786 nm
= skipwhite(nm
);
20788 /* Only accept "funcname", "funcname ", "funcname (..." and
20789 * "funcname(...", not "funcname!...". */
20790 if (p
!= NULL
&& (*nm
== NUL
|| *nm
== '('))
20792 if (builtin_function(p
))
20793 n
= (find_internal_func(p
) >= 0);
20795 n
= (find_func(p
) != NULL
);
20802 * Return TRUE if "name" looks like a builtin function name: starts with a
20803 * lower case letter and doesn't contain a ':' or AUTOLOAD_CHAR.
20806 builtin_function(name
)
20809 return ASCII_ISLOWER(name
[0]) && vim_strchr(name
, ':') == NULL
20810 && vim_strchr(name
, AUTOLOAD_CHAR
) == NULL
;
20813 #if defined(FEAT_PROFILE) || defined(PROTO)
20815 * Start profiling function "fp".
20818 func_do_profile(fp
)
20821 fp
->uf_tm_count
= 0;
20822 profile_zero(&fp
->uf_tm_self
);
20823 profile_zero(&fp
->uf_tm_total
);
20824 if (fp
->uf_tml_count
== NULL
)
20825 fp
->uf_tml_count
= (int *)alloc_clear((unsigned)
20826 (sizeof(int) * fp
->uf_lines
.ga_len
));
20827 if (fp
->uf_tml_total
== NULL
)
20828 fp
->uf_tml_total
= (proftime_T
*)alloc_clear((unsigned)
20829 (sizeof(proftime_T
) * fp
->uf_lines
.ga_len
));
20830 if (fp
->uf_tml_self
== NULL
)
20831 fp
->uf_tml_self
= (proftime_T
*)alloc_clear((unsigned)
20832 (sizeof(proftime_T
) * fp
->uf_lines
.ga_len
));
20833 fp
->uf_tml_idx
= -1;
20834 if (fp
->uf_tml_count
== NULL
|| fp
->uf_tml_total
== NULL
20835 || fp
->uf_tml_self
== NULL
)
20836 return; /* out of memory */
20838 fp
->uf_profiling
= TRUE
;
20842 * Dump the profiling results for all functions in file "fd".
20845 func_dump_profile(fd
)
20855 todo
= (int)func_hashtab
.ht_used
;
20857 return; /* nothing to dump */
20859 sorttab
= (ufunc_T
**)alloc((unsigned)(sizeof(ufunc_T
) * todo
));
20861 for (hi
= func_hashtab
.ht_array
; todo
> 0; ++hi
)
20863 if (!HASHITEM_EMPTY(hi
))
20867 if (fp
->uf_profiling
)
20869 if (sorttab
!= NULL
)
20870 sorttab
[st_len
++] = fp
;
20872 if (fp
->uf_name
[0] == K_SPECIAL
)
20873 fprintf(fd
, "FUNCTION <SNR>%s()\n", fp
->uf_name
+ 3);
20875 fprintf(fd
, "FUNCTION %s()\n", fp
->uf_name
);
20876 if (fp
->uf_tm_count
== 1)
20877 fprintf(fd
, "Called 1 time\n");
20879 fprintf(fd
, "Called %d times\n", fp
->uf_tm_count
);
20880 fprintf(fd
, "Total time: %s\n", profile_msg(&fp
->uf_tm_total
));
20881 fprintf(fd
, " Self time: %s\n", profile_msg(&fp
->uf_tm_self
));
20883 fprintf(fd
, "count total (s) self (s)\n");
20885 for (i
= 0; i
< fp
->uf_lines
.ga_len
; ++i
)
20887 if (FUNCLINE(fp
, i
) == NULL
)
20889 prof_func_line(fd
, fp
->uf_tml_count
[i
],
20890 &fp
->uf_tml_total
[i
], &fp
->uf_tml_self
[i
], TRUE
);
20891 fprintf(fd
, "%s\n", FUNCLINE(fp
, i
));
20898 if (sorttab
!= NULL
&& st_len
> 0)
20900 qsort((void *)sorttab
, (size_t)st_len
, sizeof(ufunc_T
*),
20902 prof_sort_list(fd
, sorttab
, st_len
, "TOTAL", FALSE
);
20903 qsort((void *)sorttab
, (size_t)st_len
, sizeof(ufunc_T
*),
20905 prof_sort_list(fd
, sorttab
, st_len
, "SELF", TRUE
);
20912 prof_sort_list(fd
, sorttab
, st_len
, title
, prefer_self
)
20917 int prefer_self
; /* when equal print only self time */
20922 fprintf(fd
, "FUNCTIONS SORTED ON %s TIME\n", title
);
20923 fprintf(fd
, "count total (s) self (s) function\n");
20924 for (i
= 0; i
< 20 && i
< st_len
; ++i
)
20927 prof_func_line(fd
, fp
->uf_tm_count
, &fp
->uf_tm_total
, &fp
->uf_tm_self
,
20929 if (fp
->uf_name
[0] == K_SPECIAL
)
20930 fprintf(fd
, " <SNR>%s()\n", fp
->uf_name
+ 3);
20932 fprintf(fd
, " %s()\n", fp
->uf_name
);
20938 * Print the count and times for one function or function line.
20941 prof_func_line(fd
, count
, total
, self
, prefer_self
)
20946 int prefer_self
; /* when equal print only self time */
20950 fprintf(fd
, "%5d ", count
);
20951 if (prefer_self
&& profile_equal(total
, self
))
20954 fprintf(fd
, "%s ", profile_msg(total
));
20955 if (!prefer_self
&& profile_equal(total
, self
))
20958 fprintf(fd
, "%s ", profile_msg(self
));
20965 * Compare function for total time sorting.
20968 #ifdef __BORLANDC__
20971 prof_total_cmp(s1
, s2
)
20977 p1
= *(ufunc_T
**)s1
;
20978 p2
= *(ufunc_T
**)s2
;
20979 return profile_cmp(&p1
->uf_tm_total
, &p2
->uf_tm_total
);
20983 * Compare function for self time sorting.
20986 #ifdef __BORLANDC__
20989 prof_self_cmp(s1
, s2
)
20995 p1
= *(ufunc_T
**)s1
;
20996 p2
= *(ufunc_T
**)s2
;
20997 return profile_cmp(&p1
->uf_tm_self
, &p2
->uf_tm_self
);
21003 * If "name" has a package name try autoloading the script for it.
21004 * Return TRUE if a package was loaded.
21007 script_autoload(name
, reload
)
21009 int reload
; /* load script again when already loaded */
21012 char_u
*scriptname
, *tofree
;
21016 /* If there is no '#' after name[0] there is no package name. */
21017 p
= vim_strchr(name
, AUTOLOAD_CHAR
);
21018 if (p
== NULL
|| p
== name
)
21021 tofree
= scriptname
= autoload_name(name
);
21023 /* Find the name in the list of previously loaded package names. Skip
21024 * "autoload/", it's always the same. */
21025 for (i
= 0; i
< ga_loaded
.ga_len
; ++i
)
21026 if (STRCMP(((char_u
**)ga_loaded
.ga_data
)[i
] + 9, scriptname
+ 9) == 0)
21028 if (!reload
&& i
< ga_loaded
.ga_len
)
21029 ret
= FALSE
; /* was loaded already */
21032 /* Remember the name if it wasn't loaded already. */
21033 if (i
== ga_loaded
.ga_len
&& ga_grow(&ga_loaded
, 1) == OK
)
21035 ((char_u
**)ga_loaded
.ga_data
)[ga_loaded
.ga_len
++] = scriptname
;
21039 /* Try loading the package from $VIMRUNTIME/autoload/<name>.vim */
21040 if (source_runtime(scriptname
, FALSE
) == OK
)
21049 * Return the autoload script name for a function or variable name.
21050 * Returns NULL when out of memory.
21053 autoload_name(name
)
21057 char_u
*scriptname
;
21059 /* Get the script file name: replace '#' with '/', append ".vim". */
21060 scriptname
= alloc((unsigned)(STRLEN(name
) + 14));
21061 if (scriptname
== NULL
)
21063 STRCPY(scriptname
, "autoload/");
21064 STRCAT(scriptname
, name
);
21065 *vim_strrchr(scriptname
, AUTOLOAD_CHAR
) = NUL
;
21066 STRCAT(scriptname
, ".vim");
21067 while ((p
= vim_strchr(scriptname
, AUTOLOAD_CHAR
)) != NULL
)
21072 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
21075 * Function given to ExpandGeneric() to obtain the list of user defined
21079 get_user_func_name(xp
, idx
)
21083 static long_u done
;
21084 static hashitem_T
*hi
;
21090 hi
= func_hashtab
.ht_array
;
21092 if (done
< func_hashtab
.ht_used
)
21096 while (HASHITEM_EMPTY(hi
))
21100 if (STRLEN(fp
->uf_name
) + 4 >= IOSIZE
)
21101 return fp
->uf_name
; /* prevents overflow */
21103 cat_func_name(IObuff
, fp
);
21104 if (xp
->xp_context
!= EXPAND_USER_FUNC
)
21106 STRCAT(IObuff
, "(");
21107 if (!fp
->uf_varargs
&& fp
->uf_args
.ga_len
== 0)
21108 STRCAT(IObuff
, ")");
21115 #endif /* FEAT_CMDL_COMPL */
21118 * Copy the function name of "fp" to buffer "buf".
21119 * "buf" must be able to hold the function name plus three bytes.
21120 * Takes care of script-local function names.
21123 cat_func_name(buf
, fp
)
21127 if (fp
->uf_name
[0] == K_SPECIAL
)
21129 STRCPY(buf
, "<SNR>");
21130 STRCAT(buf
, fp
->uf_name
+ 3);
21133 STRCPY(buf
, fp
->uf_name
);
21137 * ":delfunction {name}"
21140 ex_delfunction(eap
)
21143 ufunc_T
*fp
= NULL
;
21149 name
= trans_function_name(&p
, eap
->skip
, 0, &fudi
);
21150 vim_free(fudi
.fd_newkey
);
21153 if (fudi
.fd_dict
!= NULL
&& !eap
->skip
)
21154 EMSG(_(e_funcref
));
21157 if (!ends_excmd(*skipwhite(p
)))
21160 EMSG(_(e_trailing
));
21163 eap
->nextcmd
= check_nextcmd(p
);
21164 if (eap
->nextcmd
!= NULL
)
21168 fp
= find_func(name
);
21175 EMSG2(_(e_nofunc
), eap
->arg
);
21178 if (fp
->uf_calls
> 0)
21180 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap
->arg
);
21184 if (fudi
.fd_dict
!= NULL
)
21186 /* Delete the dict item that refers to the function, it will
21187 * invoke func_unref() and possibly delete the function. */
21188 dictitem_remove(fudi
.fd_dict
, fudi
.fd_di
);
21196 * Free a function and remove it from the list of functions.
21204 /* clear this function */
21205 ga_clear_strings(&(fp
->uf_args
));
21206 ga_clear_strings(&(fp
->uf_lines
));
21207 #ifdef FEAT_PROFILE
21208 vim_free(fp
->uf_tml_count
);
21209 vim_free(fp
->uf_tml_total
);
21210 vim_free(fp
->uf_tml_self
);
21213 /* remove the function from the function hashtable */
21214 hi
= hash_find(&func_hashtab
, UF2HIKEY(fp
));
21215 if (HASHITEM_EMPTY(hi
))
21216 EMSG2(_(e_intern2
), "func_free()");
21218 hash_remove(&func_hashtab
, hi
);
21224 * Unreference a Function: decrement the reference count and free it when it
21225 * becomes zero. Only for numbered functions.
21233 if (name
!= NULL
&& isdigit(*name
))
21235 fp
= find_func(name
);
21237 EMSG2(_(e_intern2
), "func_unref()");
21238 else if (--fp
->uf_refcount
<= 0)
21240 /* Only delete it when it's not being used. Otherwise it's done
21241 * when "uf_calls" becomes zero. */
21242 if (fp
->uf_calls
== 0)
21249 * Count a reference to a Function.
21257 if (name
!= NULL
&& isdigit(*name
))
21259 fp
= find_func(name
);
21261 EMSG2(_(e_intern2
), "func_ref()");
21268 * Call a user function.
21271 call_user_func(fp
, argcount
, argvars
, rettv
, firstline
, lastline
, selfdict
)
21272 ufunc_T
*fp
; /* pointer to function */
21273 int argcount
; /* nr of args */
21274 typval_T
*argvars
; /* arguments */
21275 typval_T
*rettv
; /* return value */
21276 linenr_T firstline
; /* first line of range */
21277 linenr_T lastline
; /* last line of range */
21278 dict_T
*selfdict
; /* Dictionary for "self" */
21280 char_u
*save_sourcing_name
;
21281 linenr_T save_sourcing_lnum
;
21282 scid_T save_current_SID
;
21285 static int depth
= 0;
21287 int fixvar_idx
= 0; /* index in fixvar[] */
21290 char_u numbuf
[NUMBUFLEN
];
21292 #ifdef FEAT_PROFILE
21293 proftime_T wait_start
;
21294 proftime_T call_start
;
21297 /* If depth of calling is getting too high, don't execute the function */
21298 if (depth
>= p_mfd
)
21300 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
21301 rettv
->v_type
= VAR_NUMBER
;
21302 rettv
->vval
.v_number
= -1;
21307 line_breakcheck(); /* check for CTRL-C hit */
21309 fc
= (funccall_T
*)alloc(sizeof(funccall_T
));
21310 fc
->caller
= current_funccal
;
21311 current_funccal
= fc
;
21314 rettv
->vval
.v_number
= 0;
21316 fc
->returned
= FALSE
;
21317 fc
->level
= ex_nesting_level
;
21318 /* Check if this function has a breakpoint. */
21319 fc
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
, (linenr_T
)0);
21320 fc
->dbg_tick
= debug_tick
;
21323 * Note about using fc->fixvar[]: This is an array of FIXVAR_CNT variables
21324 * with names up to VAR_SHORT_LEN long. This avoids having to alloc/free
21325 * each argument variable and saves a lot of time.
21328 * Init l: variables.
21330 init_var_dict(&fc
->l_vars
, &fc
->l_vars_var
);
21331 if (selfdict
!= NULL
)
21333 /* Set l:self to "selfdict". Use "name" to avoid a warning from
21334 * some compiler that checks the destination size. */
21335 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21337 STRCPY(name
, "self");
21338 v
->di_flags
= DI_FLAGS_RO
+ DI_FLAGS_FIX
;
21339 hash_add(&fc
->l_vars
.dv_hashtab
, DI2HIKEY(v
));
21340 v
->di_tv
.v_type
= VAR_DICT
;
21341 v
->di_tv
.v_lock
= 0;
21342 v
->di_tv
.vval
.v_dict
= selfdict
;
21343 ++selfdict
->dv_refcount
;
21347 * Init a: variables.
21348 * Set a:0 to "argcount".
21349 * Set a:000 to a list with room for the "..." arguments.
21351 init_var_dict(&fc
->l_avars
, &fc
->l_avars_var
);
21352 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "0",
21353 (varnumber_T
)(argcount
- fp
->uf_args
.ga_len
));
21354 /* Use "name" to avoid a warning from some compiler that checks the
21355 * destination size. */
21356 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21358 STRCPY(name
, "000");
21359 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21360 hash_add(&fc
->l_avars
.dv_hashtab
, DI2HIKEY(v
));
21361 v
->di_tv
.v_type
= VAR_LIST
;
21362 v
->di_tv
.v_lock
= VAR_FIXED
;
21363 v
->di_tv
.vval
.v_list
= &fc
->l_varlist
;
21364 vim_memset(&fc
->l_varlist
, 0, sizeof(list_T
));
21365 fc
->l_varlist
.lv_refcount
= DO_NOT_FREE_CNT
;
21366 fc
->l_varlist
.lv_lock
= VAR_FIXED
;
21369 * Set a:firstline to "firstline" and a:lastline to "lastline".
21370 * Set a:name to named arguments.
21371 * Set a:N to the "..." arguments.
21373 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "firstline",
21374 (varnumber_T
)firstline
);
21375 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "lastline",
21376 (varnumber_T
)lastline
);
21377 for (i
= 0; i
< argcount
; ++i
)
21379 ai
= i
- fp
->uf_args
.ga_len
;
21381 /* named argument a:name */
21382 name
= FUNCARG(fp
, i
);
21385 /* "..." argument a:1, a:2, etc. */
21386 sprintf((char *)numbuf
, "%d", ai
+ 1);
21389 if (fixvar_idx
< FIXVAR_CNT
&& STRLEN(name
) <= VAR_SHORT_LEN
)
21391 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21392 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21396 v
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
21400 v
->di_flags
= DI_FLAGS_RO
;
21402 STRCPY(v
->di_key
, name
);
21403 hash_add(&fc
->l_avars
.dv_hashtab
, DI2HIKEY(v
));
21405 /* Note: the values are copied directly to avoid alloc/free.
21406 * "argvars" must have VAR_FIXED for v_lock. */
21407 v
->di_tv
= argvars
[i
];
21408 v
->di_tv
.v_lock
= VAR_FIXED
;
21410 if (ai
>= 0 && ai
< MAX_FUNC_ARGS
)
21412 list_append(&fc
->l_varlist
, &fc
->l_listitems
[ai
]);
21413 fc
->l_listitems
[ai
].li_tv
= argvars
[i
];
21414 fc
->l_listitems
[ai
].li_tv
.v_lock
= VAR_FIXED
;
21418 /* Don't redraw while executing the function. */
21419 ++RedrawingDisabled
;
21420 save_sourcing_name
= sourcing_name
;
21421 save_sourcing_lnum
= sourcing_lnum
;
21423 sourcing_name
= alloc((unsigned)((save_sourcing_name
== NULL
? 0
21424 : STRLEN(save_sourcing_name
)) + STRLEN(fp
->uf_name
) + 13));
21425 if (sourcing_name
!= NULL
)
21427 if (save_sourcing_name
!= NULL
21428 && STRNCMP(save_sourcing_name
, "function ", 9) == 0)
21429 sprintf((char *)sourcing_name
, "%s..", save_sourcing_name
);
21431 STRCPY(sourcing_name
, "function ");
21432 cat_func_name(sourcing_name
+ STRLEN(sourcing_name
), fp
);
21434 if (p_verbose
>= 12)
21437 verbose_enter_scroll();
21439 smsg((char_u
*)_("calling %s"), sourcing_name
);
21440 if (p_verbose
>= 14)
21442 char_u buf
[MSG_BUF_LEN
];
21443 char_u numbuf2
[NUMBUFLEN
];
21447 msg_puts((char_u
*)"(");
21448 for (i
= 0; i
< argcount
; ++i
)
21451 msg_puts((char_u
*)", ");
21452 if (argvars
[i
].v_type
== VAR_NUMBER
)
21453 msg_outnum((long)argvars
[i
].vval
.v_number
);
21456 s
= tv2string(&argvars
[i
], &tofree
, numbuf2
, 0);
21459 trunc_string(s
, buf
, MSG_BUF_CLEN
);
21465 msg_puts((char_u
*)")");
21467 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21469 verbose_leave_scroll();
21473 #ifdef FEAT_PROFILE
21474 if (do_profiling
== PROF_YES
)
21476 if (!fp
->uf_profiling
&& has_profiling(FALSE
, fp
->uf_name
, NULL
))
21477 func_do_profile(fp
);
21478 if (fp
->uf_profiling
21479 || (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
))
21482 profile_start(&call_start
);
21483 profile_zero(&fp
->uf_tm_children
);
21485 script_prof_save(&wait_start
);
21489 save_current_SID
= current_SID
;
21490 current_SID
= fp
->uf_script_ID
;
21491 save_did_emsg
= did_emsg
;
21494 /* call do_cmdline() to execute the lines */
21495 do_cmdline(NULL
, get_func_line
, (void *)fc
,
21496 DOCMD_NOWAIT
|DOCMD_VERBOSE
|DOCMD_REPEAT
);
21498 --RedrawingDisabled
;
21500 /* when the function was aborted because of an error, return -1 */
21501 if ((did_emsg
&& (fp
->uf_flags
& FC_ABORT
)) || rettv
->v_type
== VAR_UNKNOWN
)
21504 rettv
->v_type
= VAR_NUMBER
;
21505 rettv
->vval
.v_number
= -1;
21508 #ifdef FEAT_PROFILE
21509 if (do_profiling
== PROF_YES
&& (fp
->uf_profiling
21510 || (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
)))
21512 profile_end(&call_start
);
21513 profile_sub_wait(&wait_start
, &call_start
);
21514 profile_add(&fp
->uf_tm_total
, &call_start
);
21515 profile_self(&fp
->uf_tm_self
, &call_start
, &fp
->uf_tm_children
);
21516 if (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
)
21518 profile_add(&fc
->caller
->func
->uf_tm_children
, &call_start
);
21519 profile_add(&fc
->caller
->func
->uf_tml_children
, &call_start
);
21524 /* when being verbose, mention the return value */
21525 if (p_verbose
>= 12)
21528 verbose_enter_scroll();
21531 smsg((char_u
*)_("%s aborted"), sourcing_name
);
21532 else if (fc
->rettv
->v_type
== VAR_NUMBER
)
21533 smsg((char_u
*)_("%s returning #%ld"), sourcing_name
,
21534 (long)fc
->rettv
->vval
.v_number
);
21537 char_u buf
[MSG_BUF_LEN
];
21538 char_u numbuf2
[NUMBUFLEN
];
21542 /* The value may be very long. Skip the middle part, so that we
21543 * have some idea how it starts and ends. smsg() would always
21544 * truncate it at the end. */
21545 s
= tv2string(fc
->rettv
, &tofree
, numbuf2
, 0);
21548 trunc_string(s
, buf
, MSG_BUF_CLEN
);
21549 smsg((char_u
*)_("%s returning %s"), sourcing_name
, buf
);
21553 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21555 verbose_leave_scroll();
21559 vim_free(sourcing_name
);
21560 sourcing_name
= save_sourcing_name
;
21561 sourcing_lnum
= save_sourcing_lnum
;
21562 current_SID
= save_current_SID
;
21563 #ifdef FEAT_PROFILE
21564 if (do_profiling
== PROF_YES
)
21565 script_prof_restore(&wait_start
);
21568 if (p_verbose
>= 12 && sourcing_name
!= NULL
)
21571 verbose_enter_scroll();
21573 smsg((char_u
*)_("continuing in %s"), sourcing_name
);
21574 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21576 verbose_leave_scroll();
21580 did_emsg
|= save_did_emsg
;
21581 current_funccal
= fc
->caller
;
21584 /* If the a:000 list and the l: and a: dicts are not referenced we can
21585 * free the funccall_T and what's in it. */
21586 if (fc
->l_varlist
.lv_refcount
== DO_NOT_FREE_CNT
21587 && fc
->l_vars
.dv_refcount
== DO_NOT_FREE_CNT
21588 && fc
->l_avars
.dv_refcount
== DO_NOT_FREE_CNT
)
21590 free_funccal(fc
, FALSE
);
21598 /* "fc" is still in use. This can happen when returning "a:000" or
21599 * assigning "l:" to a global variable.
21600 * Link "fc" in the list for garbage collection later. */
21601 fc
->caller
= previous_funccal
;
21602 previous_funccal
= fc
;
21604 /* Make a copy of the a: variables, since we didn't do that above. */
21605 todo
= (int)fc
->l_avars
.dv_hashtab
.ht_used
;
21606 for (hi
= fc
->l_avars
.dv_hashtab
.ht_array
; todo
> 0; ++hi
)
21608 if (!HASHITEM_EMPTY(hi
))
21612 copy_tv(&v
->di_tv
, &v
->di_tv
);
21616 /* Make a copy of the a:000 items, since we didn't do that above. */
21617 for (li
= fc
->l_varlist
.lv_first
; li
!= NULL
; li
= li
->li_next
)
21618 copy_tv(&li
->li_tv
, &li
->li_tv
);
21623 * Return TRUE if items in "fc" do not have "copyID". That means they are not
21624 * referenced from anywhere that is in use.
21627 can_free_funccal(fc
, copyID
)
21631 return (fc
->l_varlist
.lv_copyID
!= copyID
21632 && fc
->l_vars
.dv_copyID
!= copyID
21633 && fc
->l_avars
.dv_copyID
!= copyID
);
21637 * Free "fc" and what it contains.
21640 free_funccal(fc
, free_val
)
21642 int free_val
; /* a: vars were allocated */
21646 /* The a: variables typevals may not have been allocated, only free the
21647 * allocated variables. */
21648 vars_clear_ext(&fc
->l_avars
.dv_hashtab
, free_val
);
21650 /* free all l: variables */
21651 vars_clear(&fc
->l_vars
.dv_hashtab
);
21653 /* Free the a:000 variables if they were allocated. */
21655 for (li
= fc
->l_varlist
.lv_first
; li
!= NULL
; li
= li
->li_next
)
21656 clear_tv(&li
->li_tv
);
21662 * Add a number variable "name" to dict "dp" with value "nr".
21665 add_nr_var(dp
, v
, name
, nr
)
21671 STRCPY(v
->di_key
, name
);
21672 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21673 hash_add(&dp
->dv_hashtab
, DI2HIKEY(v
));
21674 v
->di_tv
.v_type
= VAR_NUMBER
;
21675 v
->di_tv
.v_lock
= VAR_FIXED
;
21676 v
->di_tv
.vval
.v_number
= nr
;
21686 char_u
*arg
= eap
->arg
;
21688 int returning
= FALSE
;
21690 if (current_funccal
== NULL
)
21692 EMSG(_("E133: :return not inside a function"));
21699 eap
->nextcmd
= NULL
;
21700 if ((*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n')
21701 && eval0(arg
, &rettv
, &eap
->nextcmd
, !eap
->skip
) != FAIL
)
21704 returning
= do_return(eap
, FALSE
, TRUE
, &rettv
);
21708 /* It's safer to return also on error. */
21709 else if (!eap
->skip
)
21712 * Return unless the expression evaluation has been cancelled due to an
21713 * aborting error, an interrupt, or an exception.
21716 returning
= do_return(eap
, FALSE
, TRUE
, NULL
);
21719 /* When skipping or the return gets pending, advance to the next command
21720 * in this line (!returning). Otherwise, ignore the rest of the line.
21721 * Following lines will be ignored by get_func_line(). */
21723 eap
->nextcmd
= NULL
;
21724 else if (eap
->nextcmd
== NULL
) /* no argument */
21725 eap
->nextcmd
= check_nextcmd(arg
);
21732 * Return from a function. Possibly makes the return pending. Also called
21733 * for a pending return at the ":endtry" or after returning from an extra
21734 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
21735 * when called due to a ":return" command. "rettv" may point to a typval_T
21736 * with the return rettv. Returns TRUE when the return can be carried out,
21737 * FALSE when the return gets pending.
21740 do_return(eap
, reanimate
, is_cmd
, rettv
)
21747 struct condstack
*cstack
= eap
->cstack
;
21750 /* Undo the return. */
21751 current_funccal
->returned
= FALSE
;
21754 * Cleanup (and inactivate) conditionals, but stop when a try conditional
21755 * not in its finally clause (which then is to be executed next) is found.
21756 * In this case, make the ":return" pending for execution at the ":endtry".
21757 * Otherwise, return normally.
21759 idx
= cleanup_conditionals(eap
->cstack
, 0, TRUE
);
21762 cstack
->cs_pending
[idx
] = CSTP_RETURN
;
21764 if (!is_cmd
&& !reanimate
)
21765 /* A pending return again gets pending. "rettv" points to an
21766 * allocated variable with the rettv of the original ":return"'s
21767 * argument if present or is NULL else. */
21768 cstack
->cs_rettv
[idx
] = rettv
;
21771 /* When undoing a return in order to make it pending, get the stored
21774 rettv
= current_funccal
->rettv
;
21778 /* Store the value of the pending return. */
21779 if ((cstack
->cs_rettv
[idx
] = alloc_tv()) != NULL
)
21780 *(typval_T
*)cstack
->cs_rettv
[idx
] = *(typval_T
*)rettv
;
21782 EMSG(_(e_outofmem
));
21785 cstack
->cs_rettv
[idx
] = NULL
;
21789 /* The pending return value could be overwritten by a ":return"
21790 * without argument in a finally clause; reset the default
21792 current_funccal
->rettv
->v_type
= VAR_NUMBER
;
21793 current_funccal
->rettv
->vval
.v_number
= 0;
21796 report_make_pending(CSTP_RETURN
, rettv
);
21800 current_funccal
->returned
= TRUE
;
21802 /* If the return is carried out now, store the return value. For
21803 * a return immediately after reanimation, the value is already
21805 if (!reanimate
&& rettv
!= NULL
)
21807 clear_tv(current_funccal
->rettv
);
21808 *current_funccal
->rettv
= *(typval_T
*)rettv
;
21818 * Free the variable with a pending return value.
21821 discard_pending_return(rettv
)
21824 free_tv((typval_T
*)rettv
);
21828 * Generate a return command for producing the value of "rettv". The result
21829 * is an allocated string. Used by report_pending() for verbose messages.
21832 get_return_cmd(rettv
)
21836 char_u
*tofree
= NULL
;
21837 char_u numbuf
[NUMBUFLEN
];
21840 s
= echo_string((typval_T
*)rettv
, &tofree
, numbuf
, 0);
21844 STRCPY(IObuff
, ":return ");
21845 STRNCPY(IObuff
+ 8, s
, IOSIZE
- 8);
21846 if (STRLEN(s
) + 8 >= IOSIZE
)
21847 STRCPY(IObuff
+ IOSIZE
- 4, "...");
21849 return vim_strsave(IObuff
);
21853 * Get next function line.
21854 * Called by do_cmdline() to get the next line.
21855 * Returns allocated string, or NULL for end of function.
21858 get_func_line(c
, cookie
, indent
)
21863 funccall_T
*fcp
= (funccall_T
*)cookie
;
21864 ufunc_T
*fp
= fcp
->func
;
21866 garray_T
*gap
; /* growarray with function lines */
21868 /* If breakpoints have been added/deleted need to check for it. */
21869 if (fcp
->dbg_tick
!= debug_tick
)
21871 fcp
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
,
21873 fcp
->dbg_tick
= debug_tick
;
21875 #ifdef FEAT_PROFILE
21876 if (do_profiling
== PROF_YES
)
21877 func_line_end(cookie
);
21880 gap
= &fp
->uf_lines
;
21881 if (((fp
->uf_flags
& FC_ABORT
) && did_emsg
&& !aborted_in_try())
21886 /* Skip NULL lines (continuation lines). */
21887 while (fcp
->linenr
< gap
->ga_len
21888 && ((char_u
**)(gap
->ga_data
))[fcp
->linenr
] == NULL
)
21890 if (fcp
->linenr
>= gap
->ga_len
)
21894 retval
= vim_strsave(((char_u
**)(gap
->ga_data
))[fcp
->linenr
++]);
21895 sourcing_lnum
= fcp
->linenr
;
21896 #ifdef FEAT_PROFILE
21897 if (do_profiling
== PROF_YES
)
21898 func_line_start(cookie
);
21903 /* Did we encounter a breakpoint? */
21904 if (fcp
->breakpoint
!= 0 && fcp
->breakpoint
<= sourcing_lnum
)
21906 dbg_breakpoint(fp
->uf_name
, sourcing_lnum
);
21907 /* Find next breakpoint. */
21908 fcp
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
,
21910 fcp
->dbg_tick
= debug_tick
;
21916 #if defined(FEAT_PROFILE) || defined(PROTO)
21918 * Called when starting to read a function line.
21919 * "sourcing_lnum" must be correct!
21920 * When skipping lines it may not actually be executed, but we won't find out
21921 * until later and we need to store the time now.
21924 func_line_start(cookie
)
21927 funccall_T
*fcp
= (funccall_T
*)cookie
;
21928 ufunc_T
*fp
= fcp
->func
;
21930 if (fp
->uf_profiling
&& sourcing_lnum
>= 1
21931 && sourcing_lnum
<= fp
->uf_lines
.ga_len
)
21933 fp
->uf_tml_idx
= sourcing_lnum
- 1;
21934 /* Skip continuation lines. */
21935 while (fp
->uf_tml_idx
> 0 && FUNCLINE(fp
, fp
->uf_tml_idx
) == NULL
)
21937 fp
->uf_tml_execed
= FALSE
;
21938 profile_start(&fp
->uf_tml_start
);
21939 profile_zero(&fp
->uf_tml_children
);
21940 profile_get_wait(&fp
->uf_tml_wait
);
21945 * Called when actually executing a function line.
21948 func_line_exec(cookie
)
21951 funccall_T
*fcp
= (funccall_T
*)cookie
;
21952 ufunc_T
*fp
= fcp
->func
;
21954 if (fp
->uf_profiling
&& fp
->uf_tml_idx
>= 0)
21955 fp
->uf_tml_execed
= TRUE
;
21959 * Called when done with a function line.
21962 func_line_end(cookie
)
21965 funccall_T
*fcp
= (funccall_T
*)cookie
;
21966 ufunc_T
*fp
= fcp
->func
;
21968 if (fp
->uf_profiling
&& fp
->uf_tml_idx
>= 0)
21970 if (fp
->uf_tml_execed
)
21972 ++fp
->uf_tml_count
[fp
->uf_tml_idx
];
21973 profile_end(&fp
->uf_tml_start
);
21974 profile_sub_wait(&fp
->uf_tml_wait
, &fp
->uf_tml_start
);
21975 profile_add(&fp
->uf_tml_total
[fp
->uf_tml_idx
], &fp
->uf_tml_start
);
21976 profile_self(&fp
->uf_tml_self
[fp
->uf_tml_idx
], &fp
->uf_tml_start
,
21977 &fp
->uf_tml_children
);
21979 fp
->uf_tml_idx
= -1;
21985 * Return TRUE if the currently active function should be ended, because a
21986 * return was encountered or an error occurred. Used inside a ":while".
21989 func_has_ended(cookie
)
21992 funccall_T
*fcp
= (funccall_T
*)cookie
;
21994 /* Ignore the "abort" flag if the abortion behavior has been changed due to
21995 * an error inside a try conditional. */
21996 return (((fcp
->func
->uf_flags
& FC_ABORT
) && did_emsg
&& !aborted_in_try())
22001 * return TRUE if cookie indicates a function which "abort"s on errors.
22004 func_has_abort(cookie
)
22007 return ((funccall_T
*)cookie
)->func
->uf_flags
& FC_ABORT
;
22010 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
22013 VAR_FLAVOUR_DEFAULT
, /* doesn't start with uppercase */
22014 VAR_FLAVOUR_SESSION
, /* starts with uppercase, some lower */
22015 VAR_FLAVOUR_VIMINFO
/* all uppercase */
22018 static var_flavour_T var_flavour
__ARGS((char_u
*varname
));
22020 static var_flavour_T
22021 var_flavour(varname
)
22024 char_u
*p
= varname
;
22026 if (ASCII_ISUPPER(*p
))
22029 if (ASCII_ISLOWER(*p
))
22030 return VAR_FLAVOUR_SESSION
;
22031 return VAR_FLAVOUR_VIMINFO
;
22034 return VAR_FLAVOUR_DEFAULT
;
22038 #if defined(FEAT_VIMINFO) || defined(PROTO)
22040 * Restore global vars that start with a capital from the viminfo file
22043 read_viminfo_varlist(virp
, writing
)
22048 int type
= VAR_NUMBER
;
22051 if (!writing
&& (find_viminfo_parameter('!') != NULL
))
22053 tab
= vim_strchr(virp
->vir_line
+ 1, '\t');
22056 *tab
++ = '\0'; /* isolate the variable name */
22057 if (*tab
== 'S') /* string var */
22060 else if (*tab
== 'F')
22064 tab
= vim_strchr(tab
, '\t');
22068 if (type
== VAR_STRING
)
22069 tv
.vval
.v_string
= viminfo_readstring(virp
,
22070 (int)(tab
- virp
->vir_line
+ 1), TRUE
);
22072 else if (type
== VAR_FLOAT
)
22073 (void)string2float(tab
+ 1, &tv
.vval
.v_float
);
22076 tv
.vval
.v_number
= atol((char *)tab
+ 1);
22077 set_var(virp
->vir_line
+ 1, &tv
, FALSE
);
22078 if (type
== VAR_STRING
)
22079 vim_free(tv
.vval
.v_string
);
22084 return viminfo_readline(virp
);
22088 * Write global vars that start with a capital to the viminfo file
22091 write_viminfo_varlist(fp
)
22095 dictitem_T
*this_var
;
22100 char_u numbuf
[NUMBUFLEN
];
22102 if (find_viminfo_parameter('!') == NULL
)
22105 fprintf(fp
, _("\n# global variables:\n"));
22107 todo
= (int)globvarht
.ht_used
;
22108 for (hi
= globvarht
.ht_array
; todo
> 0; ++hi
)
22110 if (!HASHITEM_EMPTY(hi
))
22113 this_var
= HI2DI(hi
);
22114 if (var_flavour(this_var
->di_key
) == VAR_FLAVOUR_VIMINFO
)
22116 switch (this_var
->di_tv
.v_type
)
22118 case VAR_STRING
: s
= "STR"; break;
22119 case VAR_NUMBER
: s
= "NUM"; break;
22121 case VAR_FLOAT
: s
= "FLO"; break;
22125 fprintf(fp
, "!%s\t%s\t", this_var
->di_key
, s
);
22126 p
= echo_string(&this_var
->di_tv
, &tofree
, numbuf
, 0);
22128 viminfo_writestring(fp
, p
);
22136 #if defined(FEAT_SESSION) || defined(PROTO)
22138 store_session_globals(fd
)
22142 dictitem_T
*this_var
;
22146 todo
= (int)globvarht
.ht_used
;
22147 for (hi
= globvarht
.ht_array
; todo
> 0; ++hi
)
22149 if (!HASHITEM_EMPTY(hi
))
22152 this_var
= HI2DI(hi
);
22153 if ((this_var
->di_tv
.v_type
== VAR_NUMBER
22154 || this_var
->di_tv
.v_type
== VAR_STRING
)
22155 && var_flavour(this_var
->di_key
) == VAR_FLAVOUR_SESSION
)
22157 /* Escape special characters with a backslash. Turn a LF and
22158 * CR into \n and \r. */
22159 p
= vim_strsave_escaped(get_tv_string(&this_var
->di_tv
),
22160 (char_u
*)"\\\"\n\r");
22161 if (p
== NULL
) /* out of memory */
22163 for (t
= p
; *t
!= NUL
; ++t
)
22166 else if (*t
== '\r')
22168 if ((fprintf(fd
, "let %s = %c%s%c",
22170 (this_var
->di_tv
.v_type
== VAR_STRING
) ? '"'
22173 (this_var
->di_tv
.v_type
== VAR_STRING
) ? '"'
22175 || put_eol(fd
) == FAIL
)
22183 else if (this_var
->di_tv
.v_type
== VAR_FLOAT
22184 && var_flavour(this_var
->di_key
) == VAR_FLAVOUR_SESSION
)
22186 float_T f
= this_var
->di_tv
.vval
.v_float
;
22194 if ((fprintf(fd
, "let %s = %c&%f",
22195 this_var
->di_key
, sign
, f
) < 0)
22196 || put_eol(fd
) == FAIL
)
22207 * Display script name where an item was last set.
22208 * Should only be invoked when 'verbose' is non-zero.
22211 last_set_msg(scriptID
)
22218 p
= home_replace_save(NULL
, get_scriptname(scriptID
));
22222 MSG_PUTS(_("\n\tLast set from "));
22231 * List v:oldfiles in a nice way.
22235 exarg_T
*eap UNUSED
;
22237 list_T
*l
= vimvars
[VV_OLDFILES
].vv_list
;
22242 msg((char_u
*)_("No old files"));
22247 for (li
= l
->lv_first
; li
!= NULL
&& !got_int
; li
= li
->li_next
)
22249 msg_outnum((long)++nr
);
22251 msg_outtrans(get_tv_string(&li
->li_tv
));
22253 out_flush(); /* output one line at a time */
22256 /* Assume "got_int" was set to truncate the listing. */
22259 #ifdef FEAT_BROWSE_CMD
22263 nr
= prompt_for_number(FALSE
);
22267 char_u
*p
= list_find_str(get_vim_var_list(VV_OLDFILES
),
22272 p
= expand_env_save(p
);
22274 eap
->cmdidx
= CMD_edit
;
22275 cmdmod
.browse
= FALSE
;
22276 do_exedit(eap
, NULL
);
22285 #endif /* FEAT_EVAL */
22288 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
22292 * Functions for ":8" filename modifier: get 8.3 version of a filename.
22294 static int get_short_pathname
__ARGS((char_u
**fnamep
, char_u
**bufp
, int *fnamelen
));
22295 static int shortpath_for_invalid_fname
__ARGS((char_u
**fname
, char_u
**bufp
, int *fnamelen
));
22296 static int shortpath_for_partial
__ARGS((char_u
**fnamep
, char_u
**bufp
, int *fnamelen
));
22299 * Get the short path (8.3) for the filename in "fnamep".
22300 * Only works for a valid file name.
22301 * When the path gets longer "fnamep" is changed and the allocated buffer
22302 * is put in "bufp".
22303 * *fnamelen is the length of "fnamep" and set to 0 for a nonexistent path.
22304 * Returns OK on success, FAIL on failure.
22307 get_short_pathname(fnamep
, bufp
, fnamelen
)
22316 l
= GetShortPathName(*fnamep
, *fnamep
, len
);
22319 /* If that doesn't work (not enough space), then save the string
22320 * and try again with a new buffer big enough. */
22321 newbuf
= vim_strnsave(*fnamep
, l
);
22322 if (newbuf
== NULL
)
22326 *fnamep
= *bufp
= newbuf
;
22328 /* Really should always succeed, as the buffer is big enough. */
22329 l
= GetShortPathName(*fnamep
, *fnamep
, l
+1);
22337 * Get the short path (8.3) for the filename in "fname". The converted
22338 * path is returned in "bufp".
22340 * Some of the directories specified in "fname" may not exist. This function
22341 * will shorten the existing directories at the beginning of the path and then
22342 * append the remaining non-existing path.
22344 * fname - Pointer to the filename to shorten. On return, contains the
22345 * pointer to the shortened pathname
22346 * bufp - Pointer to an allocated buffer for the filename.
22347 * fnamelen - Length of the filename pointed to by fname
22349 * Returns OK on success (or nothing done) and FAIL on failure (out of memory).
22352 shortpath_for_invalid_fname(fname
, bufp
, fnamelen
)
22357 char_u
*short_fname
, *save_fname
, *pbuf_unused
;
22358 char_u
*endp
, *save_endp
;
22361 int new_len
, sfx_len
;
22365 old_len
= *fnamelen
;
22366 save_fname
= vim_strnsave(*fname
, old_len
);
22367 pbuf_unused
= NULL
;
22368 short_fname
= NULL
;
22370 endp
= save_fname
+ old_len
- 1; /* Find the end of the copy */
22374 * Try shortening the supplied path till it succeeds by removing one
22375 * directory at a time from the tail of the path.
22380 /* go back one path-separator */
22381 while (endp
> save_fname
&& !after_pathsep(save_fname
, endp
+ 1))
22383 if (endp
<= save_fname
)
22384 break; /* processed the complete path */
22387 * Replace the path separator with a NUL and try to shorten the
22392 short_fname
= save_fname
;
22393 len
= (int)STRLEN(short_fname
) + 1;
22394 if (get_short_pathname(&short_fname
, &pbuf_unused
, &len
) == FAIL
)
22399 *endp
= ch
; /* preserve the string */
22402 break; /* successfully shortened the path */
22404 /* failed to shorten the path. Skip the path separator */
22411 * Succeeded in shortening the path. Now concatenate the shortened
22412 * path with the remaining path at the tail.
22415 /* Compute the length of the new path. */
22416 sfx_len
= (int)(save_endp
- endp
) + 1;
22417 new_len
= len
+ sfx_len
;
22419 *fnamelen
= new_len
;
22421 if (new_len
> old_len
)
22423 /* There is not enough space in the currently allocated string,
22424 * copy it to a buffer big enough. */
22425 *fname
= *bufp
= vim_strnsave(short_fname
, new_len
);
22426 if (*fname
== NULL
)
22434 /* Transfer short_fname to the main buffer (it's big enough),
22435 * unless get_short_pathname() did its work in-place. */
22436 *fname
= *bufp
= save_fname
;
22437 if (short_fname
!= save_fname
)
22438 vim_strncpy(save_fname
, short_fname
, len
);
22442 /* concat the not-shortened part of the path */
22443 vim_strncpy(*fname
+ len
, endp
, sfx_len
);
22444 (*fname
)[new_len
] = NUL
;
22448 vim_free(pbuf_unused
);
22449 vim_free(save_fname
);
22455 * Get a pathname for a partial path.
22456 * Returns OK for success, FAIL for failure.
22459 shortpath_for_partial(fnamep
, bufp
, fnamelen
)
22464 int sepcount
, len
, tflen
;
22466 char_u
*pbuf
, *tfname
;
22469 /* Count up the path separators from the RHS.. so we know which part
22470 * of the path to return. */
22472 for (p
= *fnamep
; p
< *fnamep
+ *fnamelen
; mb_ptr_adv(p
))
22473 if (vim_ispathsep(*p
))
22476 /* Need full path first (use expand_env() to remove a "~/") */
22477 hasTilde
= (**fnamep
== '~');
22479 pbuf
= tfname
= expand_env_save(*fnamep
);
22481 pbuf
= tfname
= FullName_save(*fnamep
, FALSE
);
22483 len
= tflen
= (int)STRLEN(tfname
);
22485 if (get_short_pathname(&tfname
, &pbuf
, &len
) == FAIL
)
22490 /* Don't have a valid filename, so shorten the rest of the
22491 * path if we can. This CAN give us invalid 8.3 filenames, but
22492 * there's not a lot of point in guessing what it might be.
22495 if (shortpath_for_invalid_fname(&tfname
, &pbuf
, &len
) == FAIL
)
22499 /* Count the paths backward to find the beginning of the desired string. */
22500 for (p
= tfname
+ len
- 1; p
>= tfname
; --p
)
22504 p
-= mb_head_off(tfname
, p
);
22506 if (vim_ispathsep(*p
))
22508 if (sepcount
== 0 || (hasTilde
&& sepcount
== 1))
22525 /* Copy in the string - p indexes into tfname - allocated at pbuf */
22527 *fnamelen
= (int)STRLEN(p
);
22533 #endif /* WIN3264 */
22536 * Adjust a filename, according to a string of modifiers.
22537 * *fnamep must be NUL terminated when called. When returning, the length is
22538 * determined by *fnamelen.
22539 * Returns VALID_ flags or -1 for failure.
22540 * When there is an error, *fnamep is set to NULL.
22543 modify_fname(src
, usedlen
, fnamep
, bufp
, fnamelen
)
22544 char_u
*src
; /* string with modifiers */
22545 int *usedlen
; /* characters after src that are used */
22546 char_u
**fnamep
; /* file name so far */
22547 char_u
**bufp
; /* buffer for allocated file name or NULL */
22548 int *fnamelen
; /* length of fnamep */
22552 char_u
*s
, *p
, *pbuf
;
22553 char_u dirname
[MAXPATHL
];
22555 int has_fullname
= 0;
22557 int has_shortname
= 0;
22561 /* ":p" - full path/file_name */
22562 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 'p')
22566 valid
|= VALID_PATH
;
22569 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
22570 if ((*fnamep
)[0] == '~'
22571 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
22572 && ((*fnamep
)[1] == '/'
22573 # ifdef BACKSLASH_IN_FILENAME
22574 || (*fnamep
)[1] == '\\'
22576 || (*fnamep
)[1] == NUL
)
22581 *fnamep
= expand_env_save(*fnamep
);
22582 vim_free(*bufp
); /* free any allocated file name */
22584 if (*fnamep
== NULL
)
22588 /* When "/." or "/.." is used: force expansion to get rid of it. */
22589 for (p
= *fnamep
; *p
!= NUL
; mb_ptr_adv(p
))
22591 if (vim_ispathsep(*p
)
22594 || vim_ispathsep(p
[2])
22596 && (p
[3] == NUL
|| vim_ispathsep(p
[3])))))
22600 /* FullName_save() is slow, don't use it when not needed. */
22601 if (*p
!= NUL
|| !vim_isAbsName(*fnamep
))
22603 *fnamep
= FullName_save(*fnamep
, *p
!= NUL
);
22604 vim_free(*bufp
); /* free any allocated file name */
22606 if (*fnamep
== NULL
)
22610 /* Append a path separator to a directory. */
22611 if (mch_isdir(*fnamep
))
22613 /* Make room for one or two extra characters. */
22614 *fnamep
= vim_strnsave(*fnamep
, (int)STRLEN(*fnamep
) + 2);
22615 vim_free(*bufp
); /* free any allocated file name */
22617 if (*fnamep
== NULL
)
22619 add_pathsep(*fnamep
);
22623 /* ":." - path relative to the current directory */
22624 /* ":~" - path relative to the home directory */
22625 /* ":8" - shortname path - postponed till after */
22626 while (src
[*usedlen
] == ':'
22627 && ((c
= src
[*usedlen
+ 1]) == '.' || c
== '~' || c
== '8'))
22633 has_shortname
= 1; /* Postpone this. */
22638 /* Need full path first (use expand_env() to remove a "~/") */
22641 if (c
== '.' && **fnamep
== '~')
22642 p
= pbuf
= expand_env_save(*fnamep
);
22644 p
= pbuf
= FullName_save(*fnamep
, FALSE
);
22655 mch_dirname(dirname
, MAXPATHL
);
22656 s
= shorten_fname(p
, dirname
);
22662 vim_free(*bufp
); /* free any allocated file name */
22670 home_replace(NULL
, p
, dirname
, MAXPATHL
, TRUE
);
22671 /* Only replace it when it starts with '~' */
22672 if (*dirname
== '~')
22674 s
= vim_strsave(dirname
);
22687 tail
= gettail(*fnamep
);
22688 *fnamelen
= (int)STRLEN(*fnamep
);
22690 /* ":h" - head, remove "/file_name", can be repeated */
22691 /* Don't remove the first "/" or "c:\" */
22692 while (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 'h')
22694 valid
|= VALID_HEAD
;
22696 s
= get_past_head(*fnamep
);
22697 while (tail
> s
&& after_pathsep(s
, tail
))
22698 mb_ptr_back(*fnamep
, tail
);
22699 *fnamelen
= (int)(tail
- *fnamep
);
22702 *fnamelen
+= 1; /* the path separator is part of the path */
22704 if (*fnamelen
== 0)
22706 /* Result is empty. Turn it into "." to make ":cd %:h" work. */
22707 p
= vim_strsave((char_u
*)".");
22711 *bufp
= *fnamep
= tail
= p
;
22716 while (tail
> s
&& !after_pathsep(s
, tail
))
22717 mb_ptr_back(*fnamep
, tail
);
22721 /* ":8" - shortname */
22722 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == '8')
22731 /* Check shortname after we have done 'heads' and before we do 'tails'
22736 /* Copy the string if it is shortened by :h */
22737 if (*fnamelen
< (int)STRLEN(*fnamep
))
22739 p
= vim_strnsave(*fnamep
, *fnamelen
);
22743 *bufp
= *fnamep
= p
;
22746 /* Split into two implementations - makes it easier. First is where
22747 * there isn't a full name already, second is where there is.
22749 if (!has_fullname
&& !vim_isAbsName(*fnamep
))
22751 if (shortpath_for_partial(fnamep
, bufp
, fnamelen
) == FAIL
)
22758 /* Simple case, already have the full-name
22759 * Nearly always shorter, so try first time. */
22761 if (get_short_pathname(fnamep
, bufp
, &l
) == FAIL
)
22766 /* Couldn't find the filename.. search the paths.
22769 if (shortpath_for_invalid_fname(fnamep
, bufp
, &l
) == FAIL
)
22775 #endif /* WIN3264 */
22777 /* ":t" - tail, just the basename */
22778 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 't')
22781 *fnamelen
-= (int)(tail
- *fnamep
);
22785 /* ":e" - extension, can be repeated */
22786 /* ":r" - root, without extension, can be repeated */
22787 while (src
[*usedlen
] == ':'
22788 && (src
[*usedlen
+ 1] == 'e' || src
[*usedlen
+ 1] == 'r'))
22790 /* find a '.' in the tail:
22791 * - for second :e: before the current fname
22792 * - otherwise: The last '.'
22794 if (src
[*usedlen
+ 1] == 'e' && *fnamep
> tail
)
22797 s
= *fnamep
+ *fnamelen
- 1;
22798 for ( ; s
> tail
; --s
)
22801 if (src
[*usedlen
+ 1] == 'e') /* :e */
22805 *fnamelen
+= (int)(*fnamep
- (s
+ 1));
22808 /* cut version from the extension */
22809 s
= *fnamep
+ *fnamelen
- 1;
22810 for ( ; s
> *fnamep
; --s
)
22814 *fnamelen
= s
- *fnamep
;
22817 else if (*fnamep
<= tail
)
22822 if (s
> tail
) /* remove one extension */
22823 *fnamelen
= (int)(s
- *fnamep
);
22828 /* ":s?pat?foo?" - substitute */
22829 /* ":gs?pat?foo?" - global substitute */
22830 if (src
[*usedlen
] == ':'
22831 && (src
[*usedlen
+ 1] == 's'
22832 || (src
[*usedlen
+ 1] == 'g' && src
[*usedlen
+ 2] == 's')))
22841 flags
= (char_u
*)"";
22842 s
= src
+ *usedlen
+ 2;
22843 if (src
[*usedlen
+ 1] == 'g')
22845 flags
= (char_u
*)"g";
22852 /* find end of pattern */
22853 p
= vim_strchr(s
, sep
);
22856 pat
= vim_strnsave(s
, (int)(p
- s
));
22860 /* find end of substitution */
22861 p
= vim_strchr(s
, sep
);
22864 sub
= vim_strnsave(s
, (int)(p
- s
));
22865 str
= vim_strnsave(*fnamep
, *fnamelen
);
22866 if (sub
!= NULL
&& str
!= NULL
)
22868 *usedlen
= (int)(p
+ 1 - src
);
22869 s
= do_string_sub(str
, pat
, sub
, flags
);
22873 *fnamelen
= (int)STRLEN(s
);
22885 /* after using ":s", repeat all the modifiers */
22895 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
22896 * "flags" can be "g" to do a global substitute.
22897 * Returns an allocated string, NULL for error.
22900 do_string_sub(str
, pat
, sub
, flags
)
22907 regmatch_T regmatch
;
22915 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
22917 p_cpo
= empty_option
;
22919 ga_init2(&ga
, 1, 200);
22921 do_all
= (flags
[0] == 'g');
22923 regmatch
.rm_ic
= p_ic
;
22924 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
22925 if (regmatch
.regprog
!= NULL
)
22928 while (vim_regexec_nl(®match
, str
, (colnr_T
)(tail
- str
)))
22931 * Get some space for a temporary buffer to do the substitution
22932 * into. It will contain:
22933 * - The text up to where the match is.
22934 * - The substituted text.
22935 * - The text after the match.
22937 sublen
= vim_regsub(®match
, sub
, tail
, FALSE
, TRUE
, FALSE
);
22938 if (ga_grow(&ga
, (int)(STRLEN(tail
) + sublen
-
22939 (regmatch
.endp
[0] - regmatch
.startp
[0]))) == FAIL
)
22945 /* copy the text up to where the match is */
22946 i
= (int)(regmatch
.startp
[0] - tail
);
22947 mch_memmove((char_u
*)ga
.ga_data
+ ga
.ga_len
, tail
, (size_t)i
);
22948 /* add the substituted text */
22949 (void)vim_regsub(®match
, sub
, (char_u
*)ga
.ga_data
22950 + ga
.ga_len
+ i
, TRUE
, TRUE
, FALSE
);
22951 ga
.ga_len
+= i
+ sublen
- 1;
22952 /* avoid getting stuck on a match with an empty string */
22953 if (tail
== regmatch
.endp
[0])
22957 *((char_u
*)ga
.ga_data
+ ga
.ga_len
) = *tail
++;
22962 tail
= regmatch
.endp
[0];
22970 if (ga
.ga_data
!= NULL
)
22971 STRCPY((char *)ga
.ga_data
+ ga
.ga_len
, tail
);
22973 vim_free(regmatch
.regprog
);
22976 ret
= vim_strsave(ga
.ga_data
== NULL
? str
: (char_u
*)ga
.ga_data
);
22978 if (p_cpo
== empty_option
)
22981 /* Darn, evaluating {sub} expression changed the value. */
22982 free_string_option(save_cpo
);
22987 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */