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 static void f_add
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
479 static void f_append
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
480 static void f_argc
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
481 static void f_argidx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
482 static void f_argv
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
484 static void f_atan
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
486 static void f_browse
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
487 static void f_browsedir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
488 static void f_bufexists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
489 static void f_buflisted
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
490 static void f_bufloaded
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
491 static void f_bufname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
492 static void f_bufnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
493 static void f_bufwinnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
494 static void f_byte2line
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
495 static void f_byteidx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
496 static void f_call
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
498 static void f_ceil
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
500 static void f_changenr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
501 static void f_char2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
502 static void f_cindent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
503 static void f_clearmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
504 static void f_col
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
505 #if defined(FEAT_INS_EXPAND)
506 static void f_complete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
507 static void f_complete_add
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
508 static void f_complete_check
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
510 static void f_confirm
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
511 static void f_copy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
513 static void f_cos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
515 static void f_count
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
516 static void f_cscope_connection
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
517 static void f_cursor
__ARGS((typval_T
*argsvars
, typval_T
*rettv
));
518 static void f_deepcopy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
519 static void f_delete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
520 static void f_did_filetype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
521 static void f_diff_filler
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
522 static void f_diff_hlID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
523 static void f_empty
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
524 static void f_escape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
525 static void f_eval
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
526 static void f_eventhandler
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
527 static void f_executable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
528 static void f_exists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
529 static void f_expand
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
530 static void f_extend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
531 static void f_feedkeys
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
532 static void f_filereadable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
533 static void f_filewritable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
534 static void f_filter
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
535 static void f_finddir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
536 static void f_findfile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
538 static void f_float2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
539 static void f_floor
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
541 static void f_fnameescape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
542 static void f_fnamemodify
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
543 static void f_foldclosed
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
544 static void f_foldclosedend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
545 static void f_foldlevel
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
546 static void f_foldtext
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
547 static void f_foldtextresult
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
548 static void f_foreground
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
549 static void f_function
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
550 static void f_garbagecollect
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
551 static void f_get
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
552 static void f_getbufline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
553 static void f_getbufvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
554 static void f_getchar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
555 static void f_getcharmod
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
556 static void f_getcmdline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
557 static void f_getcmdpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
558 static void f_getcmdtype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
559 static void f_getcwd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
560 static void f_getfontname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
561 static void f_getfperm
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
562 static void f_getfsize
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
563 static void f_getftime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
564 static void f_getftype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
565 static void f_getline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
566 static void f_getmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
567 static void f_getpid
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
568 static void f_getpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
569 static void f_getqflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
570 static void f_getreg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
571 static void f_getregtype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
572 static void f_gettabwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
573 static void f_getwinposx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
574 static void f_getwinposy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
575 static void f_getwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
576 static void f_glob
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
577 static void f_globpath
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
578 static void f_has
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
579 static void f_has_key
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
580 static void f_haslocaldir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
581 static void f_hasmapto
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
582 static void f_histadd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
583 static void f_histdel
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
584 static void f_histget
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
585 static void f_histnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
586 static void f_hlID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
587 static void f_hlexists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
588 static void f_hostname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
589 static void f_iconv
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
590 static void f_indent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
591 static void f_index
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
592 static void f_input
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
593 static void f_inputdialog
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
594 static void f_inputlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
595 static void f_inputrestore
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
596 static void f_inputsave
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
597 static void f_inputsecret
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
598 static void f_insert
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
599 static void f_isdirectory
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
600 static void f_islocked
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
601 static void f_items
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
602 static void f_join
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
603 static void f_keys
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
604 static void f_last_buffer_nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
605 static void f_len
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
606 static void f_libcall
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
607 static void f_libcallnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
608 static void f_line
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
609 static void f_line2byte
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
610 static void f_lispindent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
611 static void f_localtime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
613 static void f_log10
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
615 static void f_map
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
616 static void f_maparg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
617 static void f_mapcheck
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
618 static void f_match
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
619 static void f_matchadd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
620 static void f_matcharg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
621 static void f_matchdelete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
622 static void f_matchend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
623 static void f_matchlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
624 static void f_matchstr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
625 static void f_max
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
626 static void f_min
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
628 static void f_mkdir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
630 static void f_mode
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
631 static void f_nextnonblank
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
632 static void f_nr2char
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
633 static void f_pathshorten
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
635 static void f_pow
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
637 static void f_prevnonblank
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
638 static void f_printf
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
639 static void f_pumvisible
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
640 static void f_range
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
641 static void f_readfile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
642 static void f_reltime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
643 static void f_reltimestr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
644 static void f_remote_expr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
645 static void f_remote_foreground
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
646 static void f_remote_peek
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
647 static void f_remote_read
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
648 static void f_remote_send
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
649 static void f_remove
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
650 static void f_rename
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
651 static void f_repeat
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
652 static void f_resolve
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
653 static void f_reverse
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
655 static void f_round
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
657 static void f_search
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
658 static void f_searchdecl
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
659 static void f_searchpair
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
660 static void f_searchpairpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
661 static void f_searchpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
662 static void f_server2client
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
663 static void f_serverlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
664 static void f_setbufvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
665 static void f_setcmdpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
666 static void f_setline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
667 static void f_setloclist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
668 static void f_setmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
669 static void f_setpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
670 static void f_setqflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
671 static void f_setreg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
672 static void f_settabwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
673 static void f_setwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
674 static void f_shellescape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
675 static void f_simplify
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
677 static void f_sin
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
679 static void f_sort
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
680 static void f_soundfold
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
681 static void f_spellbadword
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
682 static void f_spellsuggest
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
683 static void f_split
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
685 static void f_sqrt
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
686 static void f_str2float
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
688 static void f_str2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
690 static void f_strftime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
692 static void f_stridx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
693 static void f_string
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
694 static void f_strlen
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
695 static void f_strpart
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
696 static void f_strridx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
697 static void f_strtrans
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
698 static void f_submatch
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
699 static void f_substitute
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
700 static void f_synID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
701 static void f_synIDattr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
702 static void f_synIDtrans
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
703 static void f_synstack
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
704 static void f_system
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
705 static void f_tabpagebuflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
706 static void f_tabpagenr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
707 static void f_tabpagewinnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
708 static void f_taglist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
709 static void f_tagfiles
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
710 static void f_tempname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
711 static void f_test
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
712 static void f_tolower
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
713 static void f_toupper
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
714 static void f_tr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
716 static void f_trunc
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
718 static void f_type
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
719 static void f_values
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
720 static void f_virtcol
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
721 static void f_visualmode
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
722 static void f_winbufnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
723 static void f_wincol
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
724 static void f_winheight
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
725 static void f_winline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
726 static void f_winnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
727 static void f_winrestcmd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
728 static void f_winrestview
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
729 static void f_winsaveview
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
730 static void f_winwidth
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
731 static void f_writefile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
733 static int list2fpos
__ARGS((typval_T
*arg
, pos_T
*posp
, int *fnump
));
734 static pos_T
*var2fpos
__ARGS((typval_T
*varp
, int dollar_lnum
, int *fnum
));
735 static int get_env_len
__ARGS((char_u
**arg
));
736 static int get_id_len
__ARGS((char_u
**arg
));
737 static int get_name_len
__ARGS((char_u
**arg
, char_u
**alias
, int evaluate
, int verbose
));
738 static char_u
*find_name_end
__ARGS((char_u
*arg
, char_u
**expr_start
, char_u
**expr_end
, int flags
));
739 #define FNE_INCL_BR 1 /* find_name_end(): include [] in name */
740 #define FNE_CHECK_START 2 /* find_name_end(): check name starts with
742 static char_u
* make_expanded_name
__ARGS((char_u
*in_start
, char_u
*expr_start
, char_u
*expr_end
, char_u
*in_end
));
743 static int eval_isnamec
__ARGS((int c
));
744 static int eval_isnamec1
__ARGS((int c
));
745 static int get_var_tv
__ARGS((char_u
*name
, int len
, typval_T
*rettv
, int verbose
));
746 static int handle_subscript
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int verbose
));
747 static typval_T
*alloc_tv
__ARGS((void));
748 static typval_T
*alloc_string_tv
__ARGS((char_u
*string
));
749 static void init_tv
__ARGS((typval_T
*varp
));
750 static long get_tv_number
__ARGS((typval_T
*varp
));
751 static linenr_T get_tv_lnum
__ARGS((typval_T
*argvars
));
752 static linenr_T get_tv_lnum_buf
__ARGS((typval_T
*argvars
, buf_T
*buf
));
753 static char_u
*get_tv_string
__ARGS((typval_T
*varp
));
754 static char_u
*get_tv_string_buf
__ARGS((typval_T
*varp
, char_u
*buf
));
755 static char_u
*get_tv_string_buf_chk
__ARGS((typval_T
*varp
, char_u
*buf
));
756 static dictitem_T
*find_var
__ARGS((char_u
*name
, hashtab_T
**htp
));
757 static dictitem_T
*find_var_in_ht
__ARGS((hashtab_T
*ht
, char_u
*varname
, int writing
));
758 static hashtab_T
*find_var_ht
__ARGS((char_u
*name
, char_u
**varname
));
759 static void vars_clear_ext
__ARGS((hashtab_T
*ht
, int free_val
));
760 static void delete_var
__ARGS((hashtab_T
*ht
, hashitem_T
*hi
));
761 static void list_one_var
__ARGS((dictitem_T
*v
, char_u
*prefix
, int *first
));
762 static void list_one_var_a
__ARGS((char_u
*prefix
, char_u
*name
, int type
, char_u
*string
, int *first
));
763 static void set_var
__ARGS((char_u
*name
, typval_T
*varp
, int copy
));
764 static int var_check_ro
__ARGS((int flags
, char_u
*name
));
765 static int var_check_fixed
__ARGS((int flags
, char_u
*name
));
766 static int tv_check_lock
__ARGS((int lock
, char_u
*name
));
767 static void copy_tv
__ARGS((typval_T
*from
, typval_T
*to
));
768 static int item_copy
__ARGS((typval_T
*from
, typval_T
*to
, int deep
, int copyID
));
769 static char_u
*find_option_end
__ARGS((char_u
**arg
, int *opt_flags
));
770 static char_u
*trans_function_name
__ARGS((char_u
**pp
, int skip
, int flags
, funcdict_T
*fd
));
771 static int eval_fname_script
__ARGS((char_u
*p
));
772 static int eval_fname_sid
__ARGS((char_u
*p
));
773 static void list_func_head
__ARGS((ufunc_T
*fp
, int indent
));
774 static ufunc_T
*find_func
__ARGS((char_u
*name
));
775 static int function_exists
__ARGS((char_u
*name
));
776 static int builtin_function
__ARGS((char_u
*name
));
778 static void func_do_profile
__ARGS((ufunc_T
*fp
));
779 static void prof_sort_list
__ARGS((FILE *fd
, ufunc_T
**sorttab
, int st_len
, char *title
, int prefer_self
));
780 static void prof_func_line
__ARGS((FILE *fd
, int count
, proftime_T
*total
, proftime_T
*self
, int prefer_self
));
785 prof_total_cmp
__ARGS((const void *s1
, const void *s2
));
790 prof_self_cmp
__ARGS((const void *s1
, const void *s2
));
792 static int script_autoload
__ARGS((char_u
*name
, int reload
));
793 static char_u
*autoload_name
__ARGS((char_u
*name
));
794 static void cat_func_name
__ARGS((char_u
*buf
, ufunc_T
*fp
));
795 static void func_free
__ARGS((ufunc_T
*fp
));
796 static void func_unref
__ARGS((char_u
*name
));
797 static void func_ref
__ARGS((char_u
*name
));
798 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
));
799 static int can_free_funccal
__ARGS((funccall_T
*fc
, int copyID
)) ;
800 static void free_funccal
__ARGS((funccall_T
*fc
, int free_val
));
801 static void add_nr_var
__ARGS((dict_T
*dp
, dictitem_T
*v
, char *name
, varnumber_T nr
));
802 static win_T
*find_win_by_nr
__ARGS((typval_T
*vp
, tabpage_T
*tp
));
803 static void getwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int off
));
804 static int searchpair_cmn
__ARGS((typval_T
*argvars
, pos_T
*match_pos
));
805 static int search_cmn
__ARGS((typval_T
*argvars
, pos_T
*match_pos
, int *flagsp
));
806 static void setwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int off
));
808 /* Character used as separated in autoload function/variable names. */
809 #define AUTOLOAD_CHAR '#'
812 * Initialize the global and v: variables.
820 init_var_dict(&globvardict
, &globvars_var
);
821 init_var_dict(&vimvardict
, &vimvars_var
);
822 hash_init(&compat_hashtab
);
823 hash_init(&func_hashtab
);
825 for (i
= 0; i
< VV_LEN
; ++i
)
828 STRCPY(p
->vv_di
.di_key
, p
->vv_name
);
829 if (p
->vv_flags
& VV_RO
)
830 p
->vv_di
.di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
831 else if (p
->vv_flags
& VV_RO_SBX
)
832 p
->vv_di
.di_flags
= DI_FLAGS_RO_SBX
| DI_FLAGS_FIX
;
834 p
->vv_di
.di_flags
= DI_FLAGS_FIX
;
836 /* add to v: scope dict, unless the value is not always available */
837 if (p
->vv_type
!= VAR_UNKNOWN
)
838 hash_add(&vimvarht
, p
->vv_di
.di_key
);
839 if (p
->vv_flags
& VV_COMPAT
)
840 /* add to compat scope dict */
841 hash_add(&compat_hashtab
, p
->vv_di
.di_key
);
843 set_vim_var_nr(VV_SEARCHFORWARD
, 1L);
846 #if defined(EXITFREE) || defined(PROTO)
853 for (i
= 0; i
< VV_LEN
; ++i
)
856 if (p
->vv_di
.di_tv
.v_type
== VAR_STRING
)
861 else if (p
->vv_di
.di_tv
.v_type
== VAR_LIST
)
863 list_unref(p
->vv_list
);
867 hash_clear(&vimvarht
);
868 hash_init(&vimvarht
); /* garbage_collect() will access it */
869 hash_clear(&compat_hashtab
);
871 /* script-local variables */
872 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
873 vars_clear(&SCRIPT_VARS(i
));
874 ga_clear(&ga_scripts
);
877 /* global variables */
878 vars_clear(&globvarht
);
880 /* autoloaded script names */
881 ga_clear_strings(&ga_loaded
);
883 /* unreferenced lists and dicts */
884 (void)garbage_collect();
887 free_all_functions();
888 hash_clear(&func_hashtab
);
893 * Return the name of the executed function.
899 return ((funccall_T
*)cookie
)->func
->uf_name
;
903 * Return the address holding the next breakpoint line for a funccall cookie.
906 func_breakpoint(cookie
)
909 return &((funccall_T
*)cookie
)->breakpoint
;
913 * Return the address holding the debug tick for a funccall cookie.
916 func_dbg_tick(cookie
)
919 return &((funccall_T
*)cookie
)->dbg_tick
;
923 * Return the nesting level for a funccall cookie.
929 return ((funccall_T
*)cookie
)->level
;
932 /* pointer to funccal for currently active function */
933 funccall_T
*current_funccal
= NULL
;
935 /* pointer to list of previously used funccal, still around because some
936 * item in it is still being used. */
937 funccall_T
*previous_funccal
= NULL
;
940 * Return TRUE when a function was ended by a ":return" command.
943 current_func_returned()
945 return current_funccal
->returned
;
950 * Set an internal variable to a string value. Creates the variable if it does
954 set_internal_string_var(name
, value
)
961 val
= vim_strsave(value
);
964 tvp
= alloc_string_tv(val
);
967 set_var(name
, tvp
, FALSE
);
973 static lval_T
*redir_lval
= NULL
;
974 static garray_T redir_ga
; /* only valid when redir_lval is not NULL */
975 static char_u
*redir_endp
= NULL
;
976 static char_u
*redir_varname
= NULL
;
979 * Start recording command output to a variable
980 * Returns OK if successfully completed the setup. FAIL otherwise.
983 var_redir_start(name
, append
)
985 int append
; /* append to an existing variable */
991 /* Catch a bad name early. */
992 if (!eval_isnamec1(*name
))
998 /* Make a copy of the name, it is used in redir_lval until redir ends. */
999 redir_varname
= vim_strsave(name
);
1000 if (redir_varname
== NULL
)
1003 redir_lval
= (lval_T
*)alloc_clear((unsigned)sizeof(lval_T
));
1004 if (redir_lval
== NULL
)
1010 /* The output is stored in growarray "redir_ga" until redirection ends. */
1011 ga_init2(&redir_ga
, (int)sizeof(char), 500);
1013 /* Parse the variable name (can be a dict or list entry). */
1014 redir_endp
= get_lval(redir_varname
, NULL
, redir_lval
, FALSE
, FALSE
, FALSE
,
1016 if (redir_endp
== NULL
|| redir_lval
->ll_name
== NULL
|| *redir_endp
!= NUL
)
1018 if (redir_endp
!= NULL
&& *redir_endp
!= NUL
)
1019 /* Trailing characters are present after the variable name */
1020 EMSG(_(e_trailing
));
1023 redir_endp
= NULL
; /* don't store a value, only cleanup */
1028 /* check if we can write to the variable: set it to or append an empty
1030 save_emsg
= did_emsg
;
1032 tv
.v_type
= VAR_STRING
;
1033 tv
.vval
.v_string
= (char_u
*)"";
1035 set_var_lval(redir_lval
, redir_endp
, &tv
, TRUE
, (char_u
*)".");
1037 set_var_lval(redir_lval
, redir_endp
, &tv
, TRUE
, (char_u
*)"=");
1039 did_emsg
|= save_emsg
;
1042 redir_endp
= NULL
; /* don't store a value, only cleanup */
1046 if (redir_lval
->ll_newkey
!= NULL
)
1048 /* Dictionary item was created, don't do it again. */
1049 vim_free(redir_lval
->ll_newkey
);
1050 redir_lval
->ll_newkey
= NULL
;
1057 * Append "value[value_len]" to the variable set by var_redir_start().
1058 * The actual appending is postponed until redirection ends, because the value
1059 * appended may in fact be the string we write to, changing it may cause freed
1060 * memory to be used:
1066 var_redir_str(value
, value_len
)
1072 if (redir_lval
== NULL
)
1075 if (value_len
== -1)
1076 len
= (int)STRLEN(value
); /* Append the entire string */
1078 len
= value_len
; /* Append only "value_len" characters */
1080 if (ga_grow(&redir_ga
, len
) == OK
)
1082 mch_memmove((char *)redir_ga
.ga_data
+ redir_ga
.ga_len
, value
, len
);
1083 redir_ga
.ga_len
+= len
;
1090 * Stop redirecting command output to a variable.
1091 * Frees the allocated memory.
1098 if (redir_lval
!= NULL
)
1100 /* If there was no error: assign the text to the variable. */
1101 if (redir_endp
!= NULL
)
1103 ga_append(&redir_ga
, NUL
); /* Append the trailing NUL. */
1104 tv
.v_type
= VAR_STRING
;
1105 tv
.vval
.v_string
= redir_ga
.ga_data
;
1106 set_var_lval(redir_lval
, redir_endp
, &tv
, FALSE
, (char_u
*)".");
1109 /* free the collected output */
1110 vim_free(redir_ga
.ga_data
);
1111 redir_ga
.ga_data
= NULL
;
1113 clear_lval(redir_lval
);
1114 vim_free(redir_lval
);
1117 vim_free(redir_varname
);
1118 redir_varname
= NULL
;
1121 # if defined(FEAT_MBYTE) || defined(PROTO)
1123 eval_charconvert(enc_from
, enc_to
, fname_from
, fname_to
)
1131 set_vim_var_string(VV_CC_FROM
, enc_from
, -1);
1132 set_vim_var_string(VV_CC_TO
, enc_to
, -1);
1133 set_vim_var_string(VV_FNAME_IN
, fname_from
, -1);
1134 set_vim_var_string(VV_FNAME_OUT
, fname_to
, -1);
1135 if (eval_to_bool(p_ccv
, &err
, NULL
, FALSE
))
1137 set_vim_var_string(VV_CC_FROM
, NULL
, -1);
1138 set_vim_var_string(VV_CC_TO
, NULL
, -1);
1139 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1140 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1148 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
1150 eval_printexpr(fname
, args
)
1156 set_vim_var_string(VV_FNAME_IN
, fname
, -1);
1157 set_vim_var_string(VV_CMDARG
, args
, -1);
1158 if (eval_to_bool(p_pexpr
, &err
, NULL
, FALSE
))
1160 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1161 set_vim_var_string(VV_CMDARG
, NULL
, -1);
1172 # if defined(FEAT_DIFF) || defined(PROTO)
1174 eval_diff(origfile
, newfile
, outfile
)
1181 set_vim_var_string(VV_FNAME_IN
, origfile
, -1);
1182 set_vim_var_string(VV_FNAME_NEW
, newfile
, -1);
1183 set_vim_var_string(VV_FNAME_OUT
, outfile
, -1);
1184 (void)eval_to_bool(p_dex
, &err
, NULL
, FALSE
);
1185 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1186 set_vim_var_string(VV_FNAME_NEW
, NULL
, -1);
1187 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1191 eval_patch(origfile
, difffile
, outfile
)
1198 set_vim_var_string(VV_FNAME_IN
, origfile
, -1);
1199 set_vim_var_string(VV_FNAME_DIFF
, difffile
, -1);
1200 set_vim_var_string(VV_FNAME_OUT
, outfile
, -1);
1201 (void)eval_to_bool(p_pex
, &err
, NULL
, FALSE
);
1202 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1203 set_vim_var_string(VV_FNAME_DIFF
, NULL
, -1);
1204 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1209 * Top level evaluation function, returning a boolean.
1210 * Sets "error" to TRUE if there was an error.
1211 * Return TRUE or FALSE.
1214 eval_to_bool(arg
, error
, nextcmd
, skip
)
1218 int skip
; /* only parse, don't execute */
1225 if (eval0(arg
, &tv
, nextcmd
, !skip
) == FAIL
)
1232 retval
= (get_tv_number_chk(&tv
, error
) != 0);
1243 * Top level evaluation function, returning a string. If "skip" is TRUE,
1244 * only parsing to "nextcmd" is done, without reporting errors. Return
1245 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
1248 eval_to_string_skip(arg
, nextcmd
, skip
)
1251 int skip
; /* only parse, don't execute */
1258 if (eval0(arg
, &tv
, nextcmd
, !skip
) == FAIL
|| skip
)
1262 retval
= vim_strsave(get_tv_string(&tv
));
1272 * Skip over an expression at "*pp".
1273 * Return FAIL for an error, OK otherwise.
1281 *pp
= skipwhite(*pp
);
1282 return eval1(pp
, &rettv
, FALSE
);
1286 * Top level evaluation function, returning a string.
1287 * When "convert" is TRUE convert a List into a sequence of lines and convert
1288 * a Float to a String.
1289 * Return pointer to allocated memory, or NULL for failure.
1292 eval_to_string(arg
, nextcmd
, convert
)
1301 char_u numbuf
[NUMBUFLEN
];
1304 if (eval0(arg
, &tv
, nextcmd
, TRUE
) == FAIL
)
1308 if (convert
&& tv
.v_type
== VAR_LIST
)
1310 ga_init2(&ga
, (int)sizeof(char), 80);
1311 if (tv
.vval
.v_list
!= NULL
)
1312 list_join(&ga
, tv
.vval
.v_list
, (char_u
*)"\n", TRUE
, 0);
1313 ga_append(&ga
, NUL
);
1314 retval
= (char_u
*)ga
.ga_data
;
1317 else if (convert
&& tv
.v_type
== VAR_FLOAT
)
1319 vim_snprintf((char *)numbuf
, NUMBUFLEN
, "%g", tv
.vval
.v_float
);
1320 retval
= vim_strsave(numbuf
);
1324 retval
= vim_strsave(get_tv_string(&tv
));
1332 * Call eval_to_string() without using current local variables and using
1333 * textlock. When "use_sandbox" is TRUE use the sandbox.
1336 eval_to_string_safe(arg
, nextcmd
, use_sandbox
)
1342 void *save_funccalp
;
1344 save_funccalp
= save_funccal();
1348 retval
= eval_to_string(arg
, nextcmd
, FALSE
);
1352 restore_funccal(save_funccalp
);
1357 * Top level evaluation function, returning a number.
1358 * Evaluates "expr" silently.
1359 * Returns -1 for an error.
1362 eval_to_number(expr
)
1367 char_u
*p
= skipwhite(expr
);
1371 if (eval1(&p
, &rettv
, TRUE
) == FAIL
)
1375 retval
= get_tv_number_chk(&rettv
, NULL
);
1384 * Prepare v: variable "idx" to be used.
1385 * Save the current typeval in "save_tv".
1386 * When not used yet add the variable to the v: hashtable.
1389 prepare_vimvar(idx
, save_tv
)
1393 *save_tv
= vimvars
[idx
].vv_tv
;
1394 if (vimvars
[idx
].vv_type
== VAR_UNKNOWN
)
1395 hash_add(&vimvarht
, vimvars
[idx
].vv_di
.di_key
);
1399 * Restore v: variable "idx" to typeval "save_tv".
1400 * When no longer defined, remove the variable from the v: hashtable.
1403 restore_vimvar(idx
, save_tv
)
1409 vimvars
[idx
].vv_tv
= *save_tv
;
1410 if (vimvars
[idx
].vv_type
== VAR_UNKNOWN
)
1412 hi
= hash_find(&vimvarht
, vimvars
[idx
].vv_di
.di_key
);
1413 if (HASHITEM_EMPTY(hi
))
1414 EMSG2(_(e_intern2
), "restore_vimvar()");
1416 hash_remove(&vimvarht
, hi
);
1420 #if defined(FEAT_SPELL) || defined(PROTO)
1422 * Evaluate an expression to a list with suggestions.
1423 * For the "expr:" part of 'spellsuggest'.
1424 * Returns NULL when there is an error.
1427 eval_spell_expr(badword
, expr
)
1433 list_T
*list
= NULL
;
1434 char_u
*p
= skipwhite(expr
);
1436 /* Set "v:val" to the bad word. */
1437 prepare_vimvar(VV_VAL
, &save_val
);
1438 vimvars
[VV_VAL
].vv_type
= VAR_STRING
;
1439 vimvars
[VV_VAL
].vv_str
= badword
;
1443 if (eval1(&p
, &rettv
, TRUE
) == OK
)
1445 if (rettv
.v_type
!= VAR_LIST
)
1448 list
= rettv
.vval
.v_list
;
1453 restore_vimvar(VV_VAL
, &save_val
);
1459 * "list" is supposed to contain two items: a word and a number. Return the
1460 * word in "pp" and the number as the return value.
1461 * Return -1 if anything isn't right.
1462 * Used to get the good word and score from the eval_spell_expr() result.
1465 get_spellword(list
, pp
)
1471 li
= list
->lv_first
;
1474 *pp
= get_tv_string(&li
->li_tv
);
1479 return get_tv_number(&li
->li_tv
);
1484 * Top level evaluation function.
1485 * Returns an allocated typval_T with the result.
1486 * Returns NULL when there is an error.
1489 eval_expr(arg
, nextcmd
)
1495 tv
= (typval_T
*)alloc(sizeof(typval_T
));
1496 if (tv
!= NULL
&& eval0(arg
, tv
, nextcmd
, TRUE
) == FAIL
)
1506 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) \
1507 || defined(FEAT_COMPL_FUNC) || defined(PROTO)
1509 * Call some vimL function and return the result in "*rettv".
1510 * Uses argv[argc] for the function arguments. Only Number and String
1511 * arguments are currently supported.
1512 * Returns OK or FAIL.
1515 call_vim_function(func
, argc
, argv
, safe
, rettv
)
1519 int safe
; /* use the sandbox */
1527 void *save_funccalp
= NULL
;
1530 argvars
= (typval_T
*)alloc((unsigned)((argc
+ 1) * sizeof(typval_T
)));
1531 if (argvars
== NULL
)
1534 for (i
= 0; i
< argc
; i
++)
1536 /* Pass a NULL or empty argument as an empty string */
1537 if (argv
[i
] == NULL
|| *argv
[i
] == NUL
)
1539 argvars
[i
].v_type
= VAR_STRING
;
1540 argvars
[i
].vval
.v_string
= (char_u
*)"";
1544 /* Recognize a number argument, the others must be strings. */
1545 vim_str2nr(argv
[i
], NULL
, &len
, TRUE
, TRUE
, &n
, NULL
);
1546 if (len
!= 0 && len
== (int)STRLEN(argv
[i
]))
1548 argvars
[i
].v_type
= VAR_NUMBER
;
1549 argvars
[i
].vval
.v_number
= n
;
1553 argvars
[i
].v_type
= VAR_STRING
;
1554 argvars
[i
].vval
.v_string
= argv
[i
];
1560 save_funccalp
= save_funccal();
1564 rettv
->v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
1565 ret
= call_func(func
, (int)STRLEN(func
), rettv
, argc
, argvars
,
1566 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
1567 &doesrange
, TRUE
, NULL
);
1571 restore_funccal(save_funccalp
);
1581 # if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
1583 * Call vimL function "func" and return the result as a string.
1584 * Returns NULL when calling the function fails.
1585 * Uses argv[argc] for the function arguments.
1588 call_func_retstr(func
, argc
, argv
, safe
)
1592 int safe
; /* use the sandbox */
1597 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1600 retval
= vim_strsave(get_tv_string(&rettv
));
1606 # if defined(FEAT_COMPL_FUNC) || defined(PROTO)
1608 * Call vimL function "func" and return the result as a number.
1609 * Returns -1 when calling the function fails.
1610 * Uses argv[argc] for the function arguments.
1613 call_func_retnr(func
, argc
, argv
, safe
)
1617 int safe
; /* use the sandbox */
1622 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1625 retval
= get_tv_number_chk(&rettv
, NULL
);
1632 * Call vimL function "func" and return the result as a List.
1633 * Uses argv[argc] for the function arguments.
1634 * Returns NULL when there is something wrong.
1637 call_func_retlist(func
, argc
, argv
, safe
)
1641 int safe
; /* use the sandbox */
1645 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1648 if (rettv
.v_type
!= VAR_LIST
)
1654 return rettv
.vval
.v_list
;
1660 * Save the current function call pointer, and set it to NULL.
1661 * Used when executing autocommands and for ":source".
1666 funccall_T
*fc
= current_funccal
;
1668 current_funccal
= NULL
;
1673 restore_funccal(vfc
)
1676 funccall_T
*fc
= (funccall_T
*)vfc
;
1678 current_funccal
= fc
;
1681 #if defined(FEAT_PROFILE) || defined(PROTO)
1683 * Prepare profiling for entering a child or something else that is not
1684 * counted for the script/function itself.
1685 * Should always be called in pair with prof_child_exit().
1688 prof_child_enter(tm
)
1689 proftime_T
*tm
; /* place to store waittime */
1691 funccall_T
*fc
= current_funccal
;
1693 if (fc
!= NULL
&& fc
->func
->uf_profiling
)
1694 profile_start(&fc
->prof_child
);
1695 script_prof_save(tm
);
1699 * Take care of time spent in a child.
1700 * Should always be called after prof_child_enter().
1704 proftime_T
*tm
; /* where waittime was stored */
1706 funccall_T
*fc
= current_funccal
;
1708 if (fc
!= NULL
&& fc
->func
->uf_profiling
)
1710 profile_end(&fc
->prof_child
);
1711 profile_sub_wait(tm
, &fc
->prof_child
); /* don't count waiting time */
1712 profile_add(&fc
->func
->uf_tm_children
, &fc
->prof_child
);
1713 profile_add(&fc
->func
->uf_tml_children
, &fc
->prof_child
);
1715 script_prof_restore(tm
);
1722 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
1723 * it in "*cp". Doesn't give error messages.
1726 eval_foldexpr(arg
, cp
)
1733 int use_sandbox
= was_set_insecurely((char_u
*)"foldexpr",
1741 if (eval0(arg
, &tv
, NULL
, TRUE
) == FAIL
)
1745 /* If the result is a number, just return the number. */
1746 if (tv
.v_type
== VAR_NUMBER
)
1747 retval
= tv
.vval
.v_number
;
1748 else if (tv
.v_type
!= VAR_STRING
|| tv
.vval
.v_string
== NULL
)
1752 /* If the result is a string, check if there is a non-digit before
1754 s
= tv
.vval
.v_string
;
1755 if (!VIM_ISDIGIT(*s
) && *s
!= '-')
1757 retval
= atol((char *)s
);
1771 * ":let" list all variable values
1772 * ":let var1 var2" list variable values
1773 * ":let var = expr" assignment command.
1774 * ":let var += expr" assignment command.
1775 * ":let var -= expr" assignment command.
1776 * ":let var .= expr" assignment command.
1777 * ":let [var1, var2] = expr" unpack list.
1783 char_u
*arg
= eap
->arg
;
1784 char_u
*expr
= NULL
;
1793 argend
= skip_var_list(arg
, &var_count
, &semicolon
);
1796 if (argend
> arg
&& argend
[-1] == '.') /* for var.='str' */
1798 expr
= vim_strchr(argend
, '=');
1802 * ":let" without "=": list variables
1806 else if (!ends_excmd(*arg
))
1807 /* ":let var1 var2" */
1808 arg
= list_arg_vars(eap
, arg
, &first
);
1809 else if (!eap
->skip
)
1812 list_glob_vars(&first
);
1813 list_buf_vars(&first
);
1814 list_win_vars(&first
);
1816 list_tab_vars(&first
);
1818 list_script_vars(&first
);
1819 list_func_vars(&first
);
1820 list_vim_vars(&first
);
1822 eap
->nextcmd
= check_nextcmd(arg
);
1830 if (vim_strchr((char_u
*)"+-.", expr
[-1]) != NULL
)
1831 op
[0] = expr
[-1]; /* +=, -= or .= */
1833 expr
= skipwhite(expr
+ 1);
1837 i
= eval0(expr
, &rettv
, &eap
->nextcmd
, !eap
->skip
);
1846 (void)ex_let_vars(eap
->arg
, &rettv
, FALSE
, semicolon
, var_count
,
1854 * Assign the typevalue "tv" to the variable or variables at "arg_start".
1855 * Handles both "var" with any type and "[var, var; var]" with a list type.
1856 * When "nextchars" is not NULL it points to a string with characters that
1857 * must appear after the variable(s). Use "+", "-" or "." for add, subtract
1859 * Returns OK or FAIL;
1862 ex_let_vars(arg_start
, tv
, copy
, semicolon
, var_count
, nextchars
)
1865 int copy
; /* copy values from "tv", don't move */
1866 int semicolon
; /* from skip_var_list() */
1867 int var_count
; /* from skip_var_list() */
1870 char_u
*arg
= arg_start
;
1879 * ":let var = expr" or ":for var in list"
1881 if (ex_let_one(arg
, tv
, copy
, nextchars
, nextchars
) == NULL
)
1887 * ":let [v1, v2] = list" or ":for [v1, v2] in listlist"
1889 if (tv
->v_type
!= VAR_LIST
|| (l
= tv
->vval
.v_list
) == NULL
)
1896 if (semicolon
== 0 && var_count
< i
)
1898 EMSG(_("E687: Less targets than List items"));
1901 if (var_count
- semicolon
> i
)
1903 EMSG(_("E688: More targets than List items"));
1910 arg
= skipwhite(arg
+ 1);
1911 arg
= ex_let_one(arg
, &item
->li_tv
, TRUE
, (char_u
*)",;]", nextchars
);
1912 item
= item
->li_next
;
1916 arg
= skipwhite(arg
);
1919 /* Put the rest of the list (may be empty) in the var after ';'.
1920 * Create a new list for this. */
1924 while (item
!= NULL
)
1926 list_append_tv(l
, &item
->li_tv
);
1927 item
= item
->li_next
;
1930 ltv
.v_type
= VAR_LIST
;
1932 ltv
.vval
.v_list
= l
;
1935 arg
= ex_let_one(skipwhite(arg
+ 1), <v
, FALSE
,
1936 (char_u
*)"]", nextchars
);
1942 else if (*arg
!= ',' && *arg
!= ']')
1944 EMSG2(_(e_intern2
), "ex_let_vars()");
1953 * Skip over assignable variable "var" or list of variables "[var, var]".
1954 * Used for ":let varvar = expr" and ":for varvar in expr".
1955 * For "[var, var]" increment "*var_count" for each variable.
1956 * for "[var, var; var]" set "semicolon".
1957 * Return NULL for an error.
1960 skip_var_list(arg
, var_count
, semicolon
)
1969 /* "[var, var]": find the matching ']'. */
1973 p
= skipwhite(p
+ 1); /* skip whites after '[', ';' or ',' */
1974 s
= skip_var_one(p
);
1977 EMSG2(_(e_invarg2
), p
);
1987 if (*semicolon
== 1)
1989 EMSG(_("Double ; in list of variables"));
1996 EMSG2(_(e_invarg2
), p
);
2003 return skip_var_one(arg
);
2007 * Skip one (assignable) variable name, including @r, $VAR, &option, d.key,
2014 if (*arg
== '@' && arg
[1] != NUL
)
2016 return find_name_end(*arg
== '$' || *arg
== '&' ? arg
+ 1 : arg
,
2017 NULL
, NULL
, FNE_INCL_BR
| FNE_CHECK_START
);
2021 * List variables for hashtab "ht" with prefix "prefix".
2022 * If "empty" is TRUE also list NULL strings as empty strings.
2025 list_hashtable_vars(ht
, prefix
, empty
, first
)
2035 todo
= (int)ht
->ht_used
;
2036 for (hi
= ht
->ht_array
; todo
> 0 && !got_int
; ++hi
)
2038 if (!HASHITEM_EMPTY(hi
))
2042 if (empty
|| di
->di_tv
.v_type
!= VAR_STRING
2043 || di
->di_tv
.vval
.v_string
!= NULL
)
2044 list_one_var(di
, prefix
, first
);
2050 * List global variables.
2053 list_glob_vars(first
)
2056 list_hashtable_vars(&globvarht
, (char_u
*)"", TRUE
, first
);
2060 * List buffer variables.
2063 list_buf_vars(first
)
2066 char_u numbuf
[NUMBUFLEN
];
2068 list_hashtable_vars(&curbuf
->b_vars
.dv_hashtab
, (char_u
*)"b:",
2071 sprintf((char *)numbuf
, "%ld", (long)curbuf
->b_changedtick
);
2072 list_one_var_a((char_u
*)"b:", (char_u
*)"changedtick", VAR_NUMBER
,
2077 * List window variables.
2080 list_win_vars(first
)
2083 list_hashtable_vars(&curwin
->w_vars
.dv_hashtab
,
2084 (char_u
*)"w:", TRUE
, first
);
2089 * List tab page variables.
2092 list_tab_vars(first
)
2095 list_hashtable_vars(&curtab
->tp_vars
.dv_hashtab
,
2096 (char_u
*)"t:", TRUE
, first
);
2101 * List Vim variables.
2104 list_vim_vars(first
)
2107 list_hashtable_vars(&vimvarht
, (char_u
*)"v:", FALSE
, first
);
2111 * List script-local variables, if there is a script.
2114 list_script_vars(first
)
2117 if (current_SID
> 0 && current_SID
<= ga_scripts
.ga_len
)
2118 list_hashtable_vars(&SCRIPT_VARS(current_SID
),
2119 (char_u
*)"s:", FALSE
, first
);
2123 * List function variables, if there is a function.
2126 list_func_vars(first
)
2129 if (current_funccal
!= NULL
)
2130 list_hashtable_vars(¤t_funccal
->l_vars
.dv_hashtab
,
2131 (char_u
*)"l:", FALSE
, first
);
2135 * List variables in "arg".
2138 list_arg_vars(eap
, arg
, first
)
2151 while (!ends_excmd(*arg
) && !got_int
)
2153 if (error
|| eap
->skip
)
2155 arg
= find_name_end(arg
, NULL
, NULL
, FNE_INCL_BR
| FNE_CHECK_START
);
2156 if (!vim_iswhite(*arg
) && !ends_excmd(*arg
))
2159 EMSG(_(e_trailing
));
2165 /* get_name_len() takes care of expanding curly braces */
2166 name_start
= name
= arg
;
2167 len
= get_name_len(&arg
, &tofree
, TRUE
, TRUE
);
2170 /* This is mainly to keep test 49 working: when expanding
2171 * curly braces fails overrule the exception error message. */
2172 if (len
< 0 && !aborting())
2175 EMSG2(_(e_invarg2
), arg
);
2184 if (get_var_tv(name
, len
, &tv
, TRUE
) == FAIL
)
2188 /* handle d.key, l[idx], f(expr) */
2190 if (handle_subscript(&arg
, &tv
, TRUE
, TRUE
) == FAIL
)
2194 if (arg
== arg_subsc
&& len
== 2 && name
[1] == ':')
2198 case 'g': list_glob_vars(first
); break;
2199 case 'b': list_buf_vars(first
); break;
2200 case 'w': list_win_vars(first
); break;
2202 case 't': list_tab_vars(first
); break;
2204 case 'v': list_vim_vars(first
); break;
2205 case 's': list_script_vars(first
); break;
2206 case 'l': list_func_vars(first
); break;
2208 EMSG2(_("E738: Can't list variables for %s"), name
);
2213 char_u numbuf
[NUMBUFLEN
];
2218 s
= echo_string(&tv
, &tf
, numbuf
, 0);
2221 list_one_var_a((char_u
*)"",
2222 arg
== arg_subsc
? name
: name_start
,
2224 s
== NULL
? (char_u
*)"" : s
,
2237 arg
= skipwhite(arg
);
2244 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
2245 * Returns a pointer to the char just after the var name.
2246 * Returns NULL if there is an error.
2249 ex_let_one(arg
, tv
, copy
, endchars
, op
)
2250 char_u
*arg
; /* points to variable name */
2251 typval_T
*tv
; /* value to assign to variable */
2252 int copy
; /* copy value from "tv" */
2253 char_u
*endchars
; /* valid chars after variable name or NULL */
2254 char_u
*op
; /* "+", "-", "." or NULL*/
2259 char_u
*arg_end
= NULL
;
2262 char_u
*tofree
= NULL
;
2265 * ":let $VAR = expr": Set environment variable.
2269 /* Find the end of the name. */
2272 len
= get_env_len(&arg
);
2274 EMSG2(_(e_invarg2
), name
- 1);
2277 if (op
!= NULL
&& (*op
== '+' || *op
== '-'))
2278 EMSG2(_(e_letwrong
), op
);
2279 else if (endchars
!= NULL
2280 && vim_strchr(endchars
, *skipwhite(arg
)) == NULL
)
2281 EMSG(_(e_letunexp
));
2286 p
= get_tv_string_chk(tv
);
2287 if (p
!= NULL
&& op
!= NULL
&& *op
== '.')
2289 int mustfree
= FALSE
;
2290 char_u
*s
= vim_getenv(name
, &mustfree
);
2294 p
= tofree
= concat_str(s
, p
);
2301 vim_setenv(name
, p
);
2302 if (STRICMP(name
, "HOME") == 0)
2304 else if (didset_vim
&& STRICMP(name
, "VIM") == 0)
2306 else if (didset_vimruntime
2307 && STRICMP(name
, "VIMRUNTIME") == 0)
2308 didset_vimruntime
= FALSE
;
2318 * ":let &option = expr": Set option value.
2319 * ":let &l:option = expr": Set local option value.
2320 * ":let &g:option = expr": Set global option value.
2322 else if (*arg
== '&')
2324 /* Find the end of the name. */
2325 p
= find_option_end(&arg
, &opt_flags
);
2326 if (p
== NULL
|| (endchars
!= NULL
2327 && vim_strchr(endchars
, *skipwhite(p
)) == NULL
))
2328 EMSG(_(e_letunexp
));
2334 char_u
*stringval
= NULL
;
2340 n
= get_tv_number(tv
);
2341 s
= get_tv_string_chk(tv
); /* != NULL if number or string */
2342 if (s
!= NULL
&& op
!= NULL
&& *op
!= '=')
2344 opt_type
= get_option_value(arg
, &numval
,
2345 &stringval
, opt_flags
);
2346 if ((opt_type
== 1 && *op
== '.')
2347 || (opt_type
== 0 && *op
!= '.'))
2348 EMSG2(_(e_letwrong
), op
);
2351 if (opt_type
== 1) /* number */
2358 else if (opt_type
== 0 && stringval
!= NULL
) /* string */
2360 s
= concat_str(stringval
, s
);
2361 vim_free(stringval
);
2368 set_option_value(arg
, n
, s
, opt_flags
);
2372 vim_free(stringval
);
2377 * ":let @r = expr": Set register contents.
2379 else if (*arg
== '@')
2382 if (op
!= NULL
&& (*op
== '+' || *op
== '-'))
2383 EMSG2(_(e_letwrong
), op
);
2384 else if (endchars
!= NULL
2385 && vim_strchr(endchars
, *skipwhite(arg
+ 1)) == NULL
)
2386 EMSG(_(e_letunexp
));
2389 char_u
*ptofree
= NULL
;
2392 p
= get_tv_string_chk(tv
);
2393 if (p
!= NULL
&& op
!= NULL
&& *op
== '.')
2395 s
= get_reg_contents(*arg
== '@' ? '"' : *arg
, TRUE
, TRUE
);
2398 p
= ptofree
= concat_str(s
, p
);
2404 write_reg_contents(*arg
== '@' ? '"' : *arg
, p
, -1, FALSE
);
2412 * ":let var = expr": Set internal variable.
2413 * ":let {expr} = expr": Idem, name made with curly braces
2415 else if (eval_isnamec1(*arg
) || *arg
== '{')
2419 p
= get_lval(arg
, tv
, &lv
, FALSE
, FALSE
, FALSE
, FNE_CHECK_START
);
2420 if (p
!= NULL
&& lv
.ll_name
!= NULL
)
2422 if (endchars
!= NULL
&& vim_strchr(endchars
, *skipwhite(p
)) == NULL
)
2423 EMSG(_(e_letunexp
));
2426 set_var_lval(&lv
, p
, tv
, copy
, op
);
2434 EMSG2(_(e_invarg2
), arg
);
2440 * If "arg" is equal to "b:changedtick" give an error and return TRUE.
2443 check_changedtick(arg
)
2446 if (STRNCMP(arg
, "b:changedtick", 13) == 0 && !eval_isnamec(arg
[13]))
2448 EMSG2(_(e_readonlyvar
), arg
);
2455 * Get an lval: variable, Dict item or List item that can be assigned a value
2456 * to: "name", "na{me}", "name[expr]", "name[expr:expr]", "name[expr][expr]",
2457 * "name.key", "name.key[expr]" etc.
2458 * Indexing only works if "name" is an existing List or Dictionary.
2459 * "name" points to the start of the name.
2460 * If "rettv" is not NULL it points to the value to be assigned.
2461 * "unlet" is TRUE for ":unlet": slightly different behavior when something is
2462 * wrong; must end in space or cmd separator.
2464 * Returns a pointer to just after the name, including indexes.
2465 * When an evaluation error occurs "lp->ll_name" is NULL;
2466 * Returns NULL for a parsing error. Still need to free items in "lp"!
2469 get_lval(name
, rettv
, lp
, unlet
, skip
, quiet
, fne_flags
)
2475 int quiet
; /* don't give error messages */
2476 int fne_flags
; /* flags for find_name_end() */
2479 char_u
*expr_start
, *expr_end
;
2490 /* Clear everything in "lp". */
2491 vim_memset(lp
, 0, sizeof(lval_T
));
2495 /* When skipping just find the end of the name. */
2497 return find_name_end(name
, NULL
, NULL
, FNE_INCL_BR
| fne_flags
);
2500 /* Find the end of the name. */
2501 p
= find_name_end(name
, &expr_start
, &expr_end
, fne_flags
);
2502 if (expr_start
!= NULL
)
2504 /* Don't expand the name when we already know there is an error. */
2505 if (unlet
&& !vim_iswhite(*p
) && !ends_excmd(*p
)
2506 && *p
!= '[' && *p
!= '.')
2508 EMSG(_(e_trailing
));
2512 lp
->ll_exp_name
= make_expanded_name(name
, expr_start
, expr_end
, p
);
2513 if (lp
->ll_exp_name
== NULL
)
2515 /* Report an invalid expression in braces, unless the
2516 * expression evaluation has been cancelled due to an
2517 * aborting error, an interrupt, or an exception. */
2518 if (!aborting() && !quiet
)
2521 EMSG2(_(e_invarg2
), name
);
2525 lp
->ll_name
= lp
->ll_exp_name
;
2530 /* Without [idx] or .key we are done. */
2531 if ((*p
!= '[' && *p
!= '.') || lp
->ll_name
== NULL
)
2536 v
= find_var(lp
->ll_name
, &ht
);
2537 if (v
== NULL
&& !quiet
)
2538 EMSG2(_(e_undefvar
), lp
->ll_name
);
2544 * Loop until no more [idx] or .key is following.
2546 lp
->ll_tv
= &v
->di_tv
;
2547 while (*p
== '[' || (*p
== '.' && lp
->ll_tv
->v_type
== VAR_DICT
))
2549 if (!(lp
->ll_tv
->v_type
== VAR_LIST
&& lp
->ll_tv
->vval
.v_list
!= NULL
)
2550 && !(lp
->ll_tv
->v_type
== VAR_DICT
2551 && lp
->ll_tv
->vval
.v_dict
!= NULL
))
2554 EMSG(_("E689: Can only index a List or Dictionary"));
2560 EMSG(_("E708: [:] must come last"));
2568 for (len
= 0; ASCII_ISALNUM(key
[len
]) || key
[len
] == '_'; ++len
)
2573 EMSG(_(e_emptykey
));
2580 /* Get the index [expr] or the first index [expr: ]. */
2581 p
= skipwhite(p
+ 1);
2587 if (eval1(&p
, &var1
, TRUE
) == FAIL
) /* recursive! */
2589 if (get_tv_string_chk(&var1
) == NULL
)
2591 /* not a number or string */
2597 /* Optionally get the second index [ :expr]. */
2600 if (lp
->ll_tv
->v_type
== VAR_DICT
)
2603 EMSG(_(e_dictrange
));
2608 if (rettv
!= NULL
&& (rettv
->v_type
!= VAR_LIST
2609 || rettv
->vval
.v_list
== NULL
))
2612 EMSG(_("E709: [:] requires a List value"));
2617 p
= skipwhite(p
+ 1);
2619 lp
->ll_empty2
= TRUE
;
2622 lp
->ll_empty2
= FALSE
;
2623 if (eval1(&p
, &var2
, TRUE
) == FAIL
) /* recursive! */
2629 if (get_tv_string_chk(&var2
) == NULL
)
2631 /* not a number or string */
2638 lp
->ll_range
= TRUE
;
2641 lp
->ll_range
= FALSE
;
2646 EMSG(_(e_missbrac
));
2649 if (lp
->ll_range
&& !lp
->ll_empty2
)
2654 /* Skip to past ']'. */
2658 if (lp
->ll_tv
->v_type
== VAR_DICT
)
2662 /* "[key]": get key from "var1" */
2663 key
= get_tv_string(&var1
); /* is number or string */
2667 EMSG(_(e_emptykey
));
2673 lp
->ll_dict
= lp
->ll_tv
->vval
.v_dict
;
2674 lp
->ll_di
= dict_find(lp
->ll_dict
, key
, len
);
2675 if (lp
->ll_di
== NULL
)
2677 /* Key does not exist in dict: may need to add it. */
2678 if (*p
== '[' || *p
== '.' || unlet
)
2681 EMSG2(_(e_dictkey
), key
);
2687 lp
->ll_newkey
= vim_strsave(key
);
2689 lp
->ll_newkey
= vim_strnsave(key
, len
);
2692 if (lp
->ll_newkey
== NULL
)
2698 lp
->ll_tv
= &lp
->ll_di
->di_tv
;
2703 * Get the number and item for the only or first index of the List.
2709 lp
->ll_n1
= get_tv_number(&var1
); /* is number or string */
2713 lp
->ll_list
= lp
->ll_tv
->vval
.v_list
;
2714 lp
->ll_li
= list_find(lp
->ll_list
, lp
->ll_n1
);
2715 if (lp
->ll_li
== NULL
)
2720 lp
->ll_li
= list_find(lp
->ll_list
, lp
->ll_n1
);
2723 if (lp
->ll_li
== NULL
)
2725 if (lp
->ll_range
&& !lp
->ll_empty2
)
2731 * May need to find the item or absolute index for the second
2733 * When no index given: "lp->ll_empty2" is TRUE.
2734 * Otherwise "lp->ll_n2" is set to the second index.
2736 if (lp
->ll_range
&& !lp
->ll_empty2
)
2738 lp
->ll_n2
= get_tv_number(&var2
); /* is number or string */
2742 ni
= list_find(lp
->ll_list
, lp
->ll_n2
);
2745 lp
->ll_n2
= list_idx_of_item(lp
->ll_list
, ni
);
2748 /* Check that lp->ll_n2 isn't before lp->ll_n1. */
2750 lp
->ll_n1
= list_idx_of_item(lp
->ll_list
, lp
->ll_li
);
2751 if (lp
->ll_n2
< lp
->ll_n1
)
2755 lp
->ll_tv
= &lp
->ll_li
->li_tv
;
2763 * Clear lval "lp" that was filled by get_lval().
2769 vim_free(lp
->ll_exp_name
);
2770 vim_free(lp
->ll_newkey
);
2774 * Set a variable that was parsed by get_lval() to "rettv".
2775 * "endp" points to just after the parsed name.
2776 * "op" is NULL, "+" for "+=", "-" for "-=", "." for ".=" or "=" for "=".
2779 set_var_lval(lp
, endp
, rettv
, copy
, op
)
2790 if (lp
->ll_tv
== NULL
)
2792 if (!check_changedtick(lp
->ll_name
))
2796 if (op
!= NULL
&& *op
!= '=')
2800 /* handle +=, -= and .= */
2801 if (get_var_tv(lp
->ll_name
, (int)STRLEN(lp
->ll_name
),
2804 if (tv_op(&tv
, rettv
, op
) == OK
)
2805 set_var(lp
->ll_name
, &tv
, FALSE
);
2810 set_var(lp
->ll_name
, rettv
, copy
);
2814 else if (tv_check_lock(lp
->ll_newkey
== NULL
2816 : lp
->ll_tv
->vval
.v_dict
->dv_lock
, lp
->ll_name
))
2818 else if (lp
->ll_range
)
2821 * Assign the List values to the list items.
2823 for (ri
= rettv
->vval
.v_list
->lv_first
; ri
!= NULL
; )
2825 if (op
!= NULL
&& *op
!= '=')
2826 tv_op(&lp
->ll_li
->li_tv
, &ri
->li_tv
, op
);
2829 clear_tv(&lp
->ll_li
->li_tv
);
2830 copy_tv(&ri
->li_tv
, &lp
->ll_li
->li_tv
);
2833 if (ri
== NULL
|| (!lp
->ll_empty2
&& lp
->ll_n2
== lp
->ll_n1
))
2835 if (lp
->ll_li
->li_next
== NULL
)
2837 /* Need to add an empty item. */
2838 if (list_append_number(lp
->ll_list
, 0) == FAIL
)
2844 lp
->ll_li
= lp
->ll_li
->li_next
;
2848 EMSG(_("E710: List value has more items than target"));
2849 else if (lp
->ll_empty2
2850 ? (lp
->ll_li
!= NULL
&& lp
->ll_li
->li_next
!= NULL
)
2851 : lp
->ll_n1
!= lp
->ll_n2
)
2852 EMSG(_("E711: List value has not enough items"));
2857 * Assign to a List or Dictionary item.
2859 if (lp
->ll_newkey
!= NULL
)
2861 if (op
!= NULL
&& *op
!= '=')
2863 EMSG2(_(e_letwrong
), op
);
2867 /* Need to add an item to the Dictionary. */
2868 di
= dictitem_alloc(lp
->ll_newkey
);
2871 if (dict_add(lp
->ll_tv
->vval
.v_dict
, di
) == FAIL
)
2876 lp
->ll_tv
= &di
->di_tv
;
2878 else if (op
!= NULL
&& *op
!= '=')
2880 tv_op(lp
->ll_tv
, rettv
, op
);
2884 clear_tv(lp
->ll_tv
);
2887 * Assign the value to the variable or list item.
2890 copy_tv(rettv
, lp
->ll_tv
);
2893 *lp
->ll_tv
= *rettv
;
2894 lp
->ll_tv
->v_lock
= 0;
2901 * Handle "tv1 += tv2", "tv1 -= tv2" and "tv1 .= tv2"
2902 * Returns OK or FAIL.
2911 char_u numbuf
[NUMBUFLEN
];
2914 /* Can't do anything with a Funcref or a Dict on the right. */
2915 if (tv2
->v_type
!= VAR_FUNC
&& tv2
->v_type
!= VAR_DICT
)
2917 switch (tv1
->v_type
)
2924 if (*op
!= '+' || tv2
->v_type
!= VAR_LIST
)
2927 if (tv1
->vval
.v_list
!= NULL
&& tv2
->vval
.v_list
!= NULL
)
2928 list_extend(tv1
->vval
.v_list
, tv2
->vval
.v_list
, NULL
);
2933 if (tv2
->v_type
== VAR_LIST
)
2935 if (*op
== '+' || *op
== '-')
2937 /* nr += nr or nr -= nr*/
2938 n
= get_tv_number(tv1
);
2940 if (tv2
->v_type
== VAR_FLOAT
)
2945 f
+= tv2
->vval
.v_float
;
2947 f
-= tv2
->vval
.v_float
;
2949 tv1
->v_type
= VAR_FLOAT
;
2950 tv1
->vval
.v_float
= f
;
2956 n
+= get_tv_number(tv2
);
2958 n
-= get_tv_number(tv2
);
2960 tv1
->v_type
= VAR_NUMBER
;
2961 tv1
->vval
.v_number
= n
;
2966 if (tv2
->v_type
== VAR_FLOAT
)
2970 s
= get_tv_string(tv1
);
2971 s
= concat_str(s
, get_tv_string_buf(tv2
, numbuf
));
2973 tv1
->v_type
= VAR_STRING
;
2974 tv1
->vval
.v_string
= s
;
2983 if (*op
== '.' || (tv2
->v_type
!= VAR_FLOAT
2984 && tv2
->v_type
!= VAR_NUMBER
2985 && tv2
->v_type
!= VAR_STRING
))
2987 if (tv2
->v_type
== VAR_FLOAT
)
2988 f
= tv2
->vval
.v_float
;
2990 f
= get_tv_number(tv2
);
2992 tv1
->vval
.v_float
+= f
;
2994 tv1
->vval
.v_float
-= f
;
3001 EMSG2(_(e_letwrong
), op
);
3006 * Add a watcher to a list.
3009 list_add_watch(l
, lw
)
3013 lw
->lw_next
= l
->lv_watch
;
3018 * Remove a watcher from a list.
3019 * No warning when it isn't found...
3022 list_rem_watch(l
, lwrem
)
3026 listwatch_T
*lw
, **lwp
;
3029 for (lw
= l
->lv_watch
; lw
!= NULL
; lw
= lw
->lw_next
)
3041 * Just before removing an item from a list: advance watchers to the next
3045 list_fix_watch(l
, item
)
3051 for (lw
= l
->lv_watch
; lw
!= NULL
; lw
= lw
->lw_next
)
3052 if (lw
->lw_item
== item
)
3053 lw
->lw_item
= item
->li_next
;
3057 * Evaluate the expression used in a ":for var in expr" command.
3058 * "arg" points to "var".
3059 * Set "*errp" to TRUE for an error, FALSE otherwise;
3060 * Return a pointer that holds the info. Null when there is an error.
3063 eval_for_line(arg
, errp
, nextcmdp
, skip
)
3074 *errp
= TRUE
; /* default: there is an error */
3076 fi
= (forinfo_T
*)alloc_clear(sizeof(forinfo_T
));
3080 expr
= skip_var_list(arg
, &fi
->fi_varcount
, &fi
->fi_semicolon
);
3084 expr
= skipwhite(expr
);
3085 if (expr
[0] != 'i' || expr
[1] != 'n' || !vim_iswhite(expr
[2]))
3087 EMSG(_("E690: Missing \"in\" after :for"));
3093 if (eval0(skipwhite(expr
+ 2), &tv
, nextcmdp
, !skip
) == OK
)
3099 if (tv
.v_type
!= VAR_LIST
|| l
== NULL
)
3106 /* No need to increment the refcount, it's already set for the
3107 * list being used in "tv". */
3109 list_add_watch(l
, &fi
->fi_lw
);
3110 fi
->fi_lw
.lw_item
= l
->lv_first
;
3121 * Use the first item in a ":for" list. Advance to the next.
3122 * Assign the values to the variable (list). "arg" points to the first one.
3123 * Return TRUE when a valid item was found, FALSE when at end of list or
3127 next_for_item(fi_void
, arg
)
3131 forinfo_T
*fi
= (forinfo_T
*)fi_void
;
3135 item
= fi
->fi_lw
.lw_item
;
3140 fi
->fi_lw
.lw_item
= item
->li_next
;
3141 result
= (ex_let_vars(arg
, &item
->li_tv
, TRUE
,
3142 fi
->fi_semicolon
, fi
->fi_varcount
, NULL
) == OK
);
3148 * Free the structure used to store info used by ":for".
3151 free_for_info(fi_void
)
3154 forinfo_T
*fi
= (forinfo_T
*)fi_void
;
3156 if (fi
!= NULL
&& fi
->fi_list
!= NULL
)
3158 list_rem_watch(fi
->fi_list
, &fi
->fi_lw
);
3159 list_unref(fi
->fi_list
);
3164 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
3167 set_context_for_expression(xp
, arg
, cmdidx
)
3176 if (cmdidx
== CMD_let
)
3178 xp
->xp_context
= EXPAND_USER_VARS
;
3179 if (vim_strpbrk(arg
, (char_u
*)"\"'+-*/%.=!?~|&$([<>,#") == NULL
)
3181 /* ":let var1 var2 ...": find last space. */
3182 for (p
= arg
+ STRLEN(arg
); p
>= arg
; )
3185 mb_ptr_back(arg
, p
);
3186 if (vim_iswhite(*p
))
3193 xp
->xp_context
= cmdidx
== CMD_call
? EXPAND_FUNCTIONS
3194 : EXPAND_EXPRESSION
;
3195 while ((xp
->xp_pattern
= vim_strpbrk(arg
,
3196 (char_u
*)"\"'+-*/%.=!?~|&$([<>,#")) != NULL
)
3198 c
= *xp
->xp_pattern
;
3201 c
= xp
->xp_pattern
[1];
3205 xp
->xp_context
= cmdidx
!= CMD_let
|| got_eq
3206 ? EXPAND_EXPRESSION
: EXPAND_NOTHING
;
3210 xp
->xp_context
= EXPAND_SETTINGS
;
3211 if ((c
== 'l' || c
== 'g') && xp
->xp_pattern
[2] == ':')
3212 xp
->xp_pattern
+= 2;
3218 /* environment variable */
3219 xp
->xp_context
= EXPAND_ENV_VARS
;
3224 xp
->xp_context
= EXPAND_EXPRESSION
;
3227 && xp
->xp_context
== EXPAND_FUNCTIONS
3228 && vim_strchr(xp
->xp_pattern
, '(') == NULL
)
3230 /* Function name can start with "<SNR>" */
3233 else if (cmdidx
!= CMD_let
|| got_eq
)
3235 if (c
== '"') /* string */
3237 while ((c
= *++xp
->xp_pattern
) != NUL
&& c
!= '"')
3238 if (c
== '\\' && xp
->xp_pattern
[1] != NUL
)
3240 xp
->xp_context
= EXPAND_NOTHING
;
3242 else if (c
== '\'') /* literal string */
3244 /* Trick: '' is like stopping and starting a literal string. */
3245 while ((c
= *++xp
->xp_pattern
) != NUL
&& c
!= '\'')
3247 xp
->xp_context
= EXPAND_NOTHING
;
3251 if (xp
->xp_pattern
[1] == '|')
3254 xp
->xp_context
= EXPAND_EXPRESSION
;
3257 xp
->xp_context
= EXPAND_COMMANDS
;
3260 xp
->xp_context
= EXPAND_EXPRESSION
;
3263 /* Doesn't look like something valid, expand as an expression
3265 xp
->xp_context
= EXPAND_EXPRESSION
;
3266 arg
= xp
->xp_pattern
;
3268 while ((c
= *++arg
) != NUL
&& (c
== ' ' || c
== '\t'))
3271 xp
->xp_pattern
= arg
;
3274 #endif /* FEAT_CMDL_COMPL */
3277 * ":1,25call func(arg1, arg2)" function call.
3283 char_u
*arg
= eap
->arg
;
3294 tofree
= trans_function_name(&arg
, eap
->skip
, TFN_INT
, &fudi
);
3295 if (fudi
.fd_newkey
!= NULL
)
3297 /* Still need to give an error message for missing key. */
3298 EMSG2(_(e_dictkey
), fudi
.fd_newkey
);
3299 vim_free(fudi
.fd_newkey
);
3304 /* Increase refcount on dictionary, it could get deleted when evaluating
3306 if (fudi
.fd_dict
!= NULL
)
3307 ++fudi
.fd_dict
->dv_refcount
;
3309 /* If it is the name of a variable of type VAR_FUNC use its contents. */
3310 len
= (int)STRLEN(tofree
);
3311 name
= deref_func_name(tofree
, &len
);
3313 /* Skip white space to allow ":call func ()". Not good, but required for
3314 * backward compatibility. */
3315 startarg
= skipwhite(arg
);
3316 rettv
.v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
3318 if (*startarg
!= '(')
3320 EMSG2(_("E107: Missing parentheses: %s"), eap
->arg
);
3325 * When skipping, evaluate the function once, to find the end of the
3327 * When the function takes a range, this is discovered after the first
3328 * call, and the loop is broken.
3333 lnum
= eap
->line2
; /* do it once, also with an invalid range */
3337 for ( ; lnum
<= eap
->line2
; ++lnum
)
3339 if (!eap
->skip
&& eap
->addr_count
> 0)
3341 curwin
->w_cursor
.lnum
= lnum
;
3342 curwin
->w_cursor
.col
= 0;
3345 if (get_func_tv(name
, (int)STRLEN(name
), &rettv
, &arg
,
3346 eap
->line1
, eap
->line2
, &doesrange
,
3347 !eap
->skip
, fudi
.fd_dict
) == FAIL
)
3353 /* Handle a function returning a Funcref, Dictionary or List. */
3354 if (handle_subscript(&arg
, &rettv
, !eap
->skip
, TRUE
) == FAIL
)
3361 if (doesrange
|| eap
->skip
)
3364 /* Stop when immediately aborting on error, or when an interrupt
3365 * occurred or an exception was thrown but not caught.
3366 * get_func_tv() returned OK, so that the check for trailing
3367 * characters below is executed. */
3376 /* Check for trailing illegal characters and a following command. */
3377 if (!ends_excmd(*arg
))
3380 EMSG(_(e_trailing
));
3383 eap
->nextcmd
= check_nextcmd(arg
);
3387 dict_unref(fudi
.fd_dict
);
3392 * ":unlet[!] var1 ... " command.
3398 ex_unletlock(eap
, eap
->arg
, 0);
3402 * ":lockvar" and ":unlockvar" commands
3408 char_u
*arg
= eap
->arg
;
3413 else if (vim_isdigit(*arg
))
3415 deep
= getdigits(&arg
);
3416 arg
= skipwhite(arg
);
3419 ex_unletlock(eap
, arg
, deep
);
3423 * ":unlet", ":lockvar" and ":unlockvar" are quite similar.
3426 ex_unletlock(eap
, argstart
, deep
)
3431 char_u
*arg
= argstart
;
3438 /* Parse the name and find the end. */
3439 name_end
= get_lval(arg
, NULL
, &lv
, TRUE
, eap
->skip
|| error
, FALSE
,
3441 if (lv
.ll_name
== NULL
)
3442 error
= TRUE
; /* error but continue parsing */
3443 if (name_end
== NULL
|| (!vim_iswhite(*name_end
)
3444 && !ends_excmd(*name_end
)))
3446 if (name_end
!= NULL
)
3449 EMSG(_(e_trailing
));
3451 if (!(eap
->skip
|| error
))
3456 if (!error
&& !eap
->skip
)
3458 if (eap
->cmdidx
== CMD_unlet
)
3460 if (do_unlet_var(&lv
, name_end
, eap
->forceit
) == FAIL
)
3465 if (do_lock_var(&lv
, name_end
, deep
,
3466 eap
->cmdidx
== CMD_lockvar
) == FAIL
)
3474 arg
= skipwhite(name_end
);
3475 } while (!ends_excmd(*arg
));
3477 eap
->nextcmd
= check_nextcmd(arg
);
3481 do_unlet_var(lp
, name_end
, forceit
)
3489 if (lp
->ll_tv
== NULL
)
3494 /* Normal name or expanded name. */
3495 if (check_changedtick(lp
->ll_name
))
3497 else if (do_unlet(lp
->ll_name
, forceit
) == FAIL
)
3501 else if (tv_check_lock(lp
->ll_tv
->v_lock
, lp
->ll_name
))
3503 else if (lp
->ll_range
)
3507 /* Delete a range of List items. */
3508 while (lp
->ll_li
!= NULL
&& (lp
->ll_empty2
|| lp
->ll_n2
>= lp
->ll_n1
))
3510 li
= lp
->ll_li
->li_next
;
3511 listitem_remove(lp
->ll_list
, lp
->ll_li
);
3518 if (lp
->ll_list
!= NULL
)
3519 /* unlet a List item. */
3520 listitem_remove(lp
->ll_list
, lp
->ll_li
);
3522 /* unlet a Dictionary item. */
3523 dictitem_remove(lp
->ll_dict
, lp
->ll_di
);
3530 * "unlet" a variable. Return OK if it existed, FAIL if not.
3531 * When "forceit" is TRUE don't complain if the variable doesn't exist.
3534 do_unlet(name
, forceit
)
3543 ht
= find_var_ht(name
, &varname
);
3544 if (ht
!= NULL
&& *varname
!= NUL
)
3546 hi
= hash_find(ht
, varname
);
3547 if (!HASHITEM_EMPTY(hi
))
3550 if (var_check_fixed(di
->di_flags
, name
)
3551 || var_check_ro(di
->di_flags
, name
))
3559 EMSG2(_("E108: No such variable: \"%s\""), name
);
3564 * Lock or unlock variable indicated by "lp".
3565 * "deep" is the levels to go (-1 for unlimited);
3566 * "lock" is TRUE for ":lockvar", FALSE for ":unlockvar".
3569 do_lock_var(lp
, name_end
, deep
, lock
)
3579 if (deep
== 0) /* nothing to do */
3582 if (lp
->ll_tv
== NULL
)
3587 /* Normal name or expanded name. */
3588 if (check_changedtick(lp
->ll_name
))
3592 di
= find_var(lp
->ll_name
, NULL
);
3598 di
->di_flags
|= DI_FLAGS_LOCK
;
3600 di
->di_flags
&= ~DI_FLAGS_LOCK
;
3601 item_lock(&di
->di_tv
, deep
, lock
);
3606 else if (lp
->ll_range
)
3608 listitem_T
*li
= lp
->ll_li
;
3610 /* (un)lock a range of List items. */
3611 while (li
!= NULL
&& (lp
->ll_empty2
|| lp
->ll_n2
>= lp
->ll_n1
))
3613 item_lock(&li
->li_tv
, deep
, lock
);
3618 else if (lp
->ll_list
!= NULL
)
3619 /* (un)lock a List item. */
3620 item_lock(&lp
->ll_li
->li_tv
, deep
, lock
);
3622 /* un(lock) a Dictionary item. */
3623 item_lock(&lp
->ll_di
->di_tv
, deep
, lock
);
3629 * Lock or unlock an item. "deep" is nr of levels to go.
3632 item_lock(tv
, deep
, lock
)
3637 static int recurse
= 0;
3644 if (recurse
>= DICT_MAXNEST
)
3646 EMSG(_("E743: variable nested too deep for (un)lock"));
3653 /* lock/unlock the item itself */
3655 tv
->v_lock
|= VAR_LOCKED
;
3657 tv
->v_lock
&= ~VAR_LOCKED
;
3662 if ((l
= tv
->vval
.v_list
) != NULL
)
3665 l
->lv_lock
|= VAR_LOCKED
;
3667 l
->lv_lock
&= ~VAR_LOCKED
;
3668 if (deep
< 0 || deep
> 1)
3669 /* recursive: lock/unlock the items the List contains */
3670 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
3671 item_lock(&li
->li_tv
, deep
- 1, lock
);
3675 if ((d
= tv
->vval
.v_dict
) != NULL
)
3678 d
->dv_lock
|= VAR_LOCKED
;
3680 d
->dv_lock
&= ~VAR_LOCKED
;
3681 if (deep
< 0 || deep
> 1)
3683 /* recursive: lock/unlock the items the List contains */
3684 todo
= (int)d
->dv_hashtab
.ht_used
;
3685 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
3687 if (!HASHITEM_EMPTY(hi
))
3690 item_lock(&HI2DI(hi
)->di_tv
, deep
- 1, lock
);
3700 * Return TRUE if typeval "tv" is locked: Either that value is locked itself
3701 * or it refers to a List or Dictionary that is locked.
3707 return (tv
->v_lock
& VAR_LOCKED
)
3708 || (tv
->v_type
== VAR_LIST
3709 && tv
->vval
.v_list
!= NULL
3710 && (tv
->vval
.v_list
->lv_lock
& VAR_LOCKED
))
3711 || (tv
->v_type
== VAR_DICT
3712 && tv
->vval
.v_dict
!= NULL
3713 && (tv
->vval
.v_dict
->dv_lock
& VAR_LOCKED
));
3716 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
3718 * Delete all "menutrans_" variables.
3721 del_menutrans_vars()
3726 hash_lock(&globvarht
);
3727 todo
= (int)globvarht
.ht_used
;
3728 for (hi
= globvarht
.ht_array
; todo
> 0 && !got_int
; ++hi
)
3730 if (!HASHITEM_EMPTY(hi
))
3733 if (STRNCMP(HI2DI(hi
)->di_key
, "menutrans_", 10) == 0)
3734 delete_var(&globvarht
, hi
);
3737 hash_unlock(&globvarht
);
3741 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
3744 * Local string buffer for the next two functions to store a variable name
3745 * with its prefix. Allocated in cat_prefix_varname(), freed later in
3746 * get_user_var_name().
3749 static char_u
*cat_prefix_varname
__ARGS((int prefix
, char_u
*name
));
3751 static char_u
*varnamebuf
= NULL
;
3752 static int varnamebuflen
= 0;
3755 * Function to concatenate a prefix and a variable name.
3758 cat_prefix_varname(prefix
, name
)
3764 len
= (int)STRLEN(name
) + 3;
3765 if (len
> varnamebuflen
)
3767 vim_free(varnamebuf
);
3768 len
+= 10; /* some additional space */
3769 varnamebuf
= alloc(len
);
3770 if (varnamebuf
== NULL
)
3775 varnamebuflen
= len
;
3777 *varnamebuf
= prefix
;
3778 varnamebuf
[1] = ':';
3779 STRCPY(varnamebuf
+ 2, name
);
3784 * Function given to ExpandGeneric() to obtain the list of user defined
3785 * (global/buffer/window/built-in) variable names.
3788 get_user_var_name(xp
, idx
)
3792 static long_u gdone
;
3793 static long_u bdone
;
3794 static long_u wdone
;
3796 static long_u tdone
;
3799 static hashitem_T
*hi
;
3804 gdone
= bdone
= wdone
= vidx
= 0;
3810 /* Global variables */
3811 if (gdone
< globvarht
.ht_used
)
3814 hi
= globvarht
.ht_array
;
3817 while (HASHITEM_EMPTY(hi
))
3819 if (STRNCMP("g:", xp
->xp_pattern
, 2) == 0)
3820 return cat_prefix_varname('g', hi
->hi_key
);
3825 ht
= &curbuf
->b_vars
.dv_hashtab
;
3826 if (bdone
< ht
->ht_used
)
3832 while (HASHITEM_EMPTY(hi
))
3834 return cat_prefix_varname('b', hi
->hi_key
);
3836 if (bdone
== ht
->ht_used
)
3839 return (char_u
*)"b:changedtick";
3843 ht
= &curwin
->w_vars
.dv_hashtab
;
3844 if (wdone
< ht
->ht_used
)
3850 while (HASHITEM_EMPTY(hi
))
3852 return cat_prefix_varname('w', hi
->hi_key
);
3857 ht
= &curtab
->tp_vars
.dv_hashtab
;
3858 if (tdone
< ht
->ht_used
)
3864 while (HASHITEM_EMPTY(hi
))
3866 return cat_prefix_varname('t', hi
->hi_key
);
3872 return cat_prefix_varname('v', (char_u
*)vimvars
[vidx
++].vv_name
);
3874 vim_free(varnamebuf
);
3880 #endif /* FEAT_CMDL_COMPL */
3883 * types for expressions.
3888 , TYPE_EQUAL
/* == */
3889 , TYPE_NEQUAL
/* != */
3890 , TYPE_GREATER
/* > */
3891 , TYPE_GEQUAL
/* >= */
3892 , TYPE_SMALLER
/* < */
3893 , TYPE_SEQUAL
/* <= */
3894 , TYPE_MATCH
/* =~ */
3895 , TYPE_NOMATCH
/* !~ */
3899 * The "evaluate" argument: When FALSE, the argument is only parsed but not
3900 * executed. The function may return OK, but the rettv will be of type
3901 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
3905 * Handle zero level expression.
3906 * This calls eval1() and handles error message and nextcmd.
3907 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
3908 * Note: "rettv.v_lock" is not set.
3909 * Return OK or FAIL.
3912 eval0(arg
, rettv
, nextcmd
, evaluate
)
3922 ret
= eval1(&p
, rettv
, evaluate
);
3923 if (ret
== FAIL
|| !ends_excmd(*p
))
3928 * Report the invalid expression unless the expression evaluation has
3929 * been cancelled due to an aborting error, an interrupt, or an
3933 EMSG2(_(e_invexpr2
), arg
);
3936 if (nextcmd
!= NULL
)
3937 *nextcmd
= check_nextcmd(p
);
3943 * Handle top level expression:
3944 * expr2 ? expr1 : expr1
3946 * "arg" must point to the first non-white of the expression.
3947 * "arg" is advanced to the next non-white after the recognized expression.
3949 * Note: "rettv.v_lock" is not set.
3951 * Return OK or FAIL.
3954 eval1(arg
, rettv
, evaluate
)
3963 * Get the first variable.
3965 if (eval2(arg
, rettv
, evaluate
) == FAIL
)
3968 if ((*arg
)[0] == '?')
3975 if (get_tv_number_chk(rettv
, &error
) != 0)
3983 * Get the second variable.
3985 *arg
= skipwhite(*arg
+ 1);
3986 if (eval1(arg
, rettv
, evaluate
&& result
) == FAIL
) /* recursive! */
3990 * Check for the ":".
3992 if ((*arg
)[0] != ':')
3994 EMSG(_("E109: Missing ':' after '?'"));
3995 if (evaluate
&& result
)
4001 * Get the third variable.
4003 *arg
= skipwhite(*arg
+ 1);
4004 if (eval1(arg
, &var2
, evaluate
&& !result
) == FAIL
) /* recursive! */
4006 if (evaluate
&& result
)
4010 if (evaluate
&& !result
)
4018 * Handle first level expression:
4019 * expr2 || expr2 || expr2 logical OR
4021 * "arg" must point to the first non-white of the expression.
4022 * "arg" is advanced to the next non-white after the recognized expression.
4024 * Return OK or FAIL.
4027 eval2(arg
, rettv
, evaluate
)
4038 * Get the first variable.
4040 if (eval3(arg
, rettv
, evaluate
) == FAIL
)
4044 * Repeat until there is no following "||".
4048 while ((*arg
)[0] == '|' && (*arg
)[1] == '|')
4050 if (evaluate
&& first
)
4052 if (get_tv_number_chk(rettv
, &error
) != 0)
4061 * Get the second variable.
4063 *arg
= skipwhite(*arg
+ 2);
4064 if (eval3(arg
, &var2
, evaluate
&& !result
) == FAIL
)
4068 * Compute the result.
4070 if (evaluate
&& !result
)
4072 if (get_tv_number_chk(&var2
, &error
) != 0)
4080 rettv
->v_type
= VAR_NUMBER
;
4081 rettv
->vval
.v_number
= result
;
4089 * Handle second level expression:
4090 * expr3 && expr3 && expr3 logical AND
4092 * "arg" must point to the first non-white of the expression.
4093 * "arg" is advanced to the next non-white after the recognized expression.
4095 * Return OK or FAIL.
4098 eval3(arg
, rettv
, evaluate
)
4109 * Get the first variable.
4111 if (eval4(arg
, rettv
, evaluate
) == FAIL
)
4115 * Repeat until there is no following "&&".
4119 while ((*arg
)[0] == '&' && (*arg
)[1] == '&')
4121 if (evaluate
&& first
)
4123 if (get_tv_number_chk(rettv
, &error
) == 0)
4132 * Get the second variable.
4134 *arg
= skipwhite(*arg
+ 2);
4135 if (eval4(arg
, &var2
, evaluate
&& result
) == FAIL
)
4139 * Compute the result.
4141 if (evaluate
&& result
)
4143 if (get_tv_number_chk(&var2
, &error
) == 0)
4151 rettv
->v_type
= VAR_NUMBER
;
4152 rettv
->vval
.v_number
= result
;
4160 * Handle third level expression:
4172 * "arg" must point to the first non-white of the expression.
4173 * "arg" is advanced to the next non-white after the recognized expression.
4175 * Return OK or FAIL.
4178 eval4(arg
, rettv
, evaluate
)
4186 exptype_T type
= TYPE_UNKNOWN
;
4187 int type_is
= FALSE
; /* TRUE for "is" and "isnot" */
4191 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
4192 regmatch_T regmatch
;
4197 * Get the first variable.
4199 if (eval5(arg
, rettv
, evaluate
) == FAIL
)
4205 case '=': if (p
[1] == '=')
4207 else if (p
[1] == '~')
4210 case '!': if (p
[1] == '=')
4212 else if (p
[1] == '~')
4213 type
= TYPE_NOMATCH
;
4215 case '>': if (p
[1] != '=')
4217 type
= TYPE_GREATER
;
4223 case '<': if (p
[1] != '=')
4225 type
= TYPE_SMALLER
;
4231 case 'i': if (p
[1] == 's')
4233 if (p
[2] == 'n' && p
[3] == 'o' && p
[4] == 't')
4235 if (!vim_isIDc(p
[len
]))
4237 type
= len
== 2 ? TYPE_EQUAL
: TYPE_NEQUAL
;
4245 * If there is a comparative operator, use it.
4247 if (type
!= TYPE_UNKNOWN
)
4249 /* extra question mark appended: ignore case */
4255 /* extra '#' appended: match case */
4256 else if (p
[len
] == '#')
4261 /* nothing appended: use 'ignorecase' */
4266 * Get the second variable.
4268 *arg
= skipwhite(p
+ len
);
4269 if (eval5(arg
, &var2
, evaluate
) == FAIL
)
4277 if (type_is
&& rettv
->v_type
!= var2
.v_type
)
4279 /* For "is" a different type always means FALSE, for "notis"
4281 n1
= (type
== TYPE_NEQUAL
);
4283 else if (rettv
->v_type
== VAR_LIST
|| var2
.v_type
== VAR_LIST
)
4287 n1
= (rettv
->v_type
== var2
.v_type
4288 && rettv
->vval
.v_list
== var2
.vval
.v_list
);
4289 if (type
== TYPE_NEQUAL
)
4292 else if (rettv
->v_type
!= var2
.v_type
4293 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4295 if (rettv
->v_type
!= var2
.v_type
)
4296 EMSG(_("E691: Can only compare List with List"));
4298 EMSG(_("E692: Invalid operation for Lists"));
4305 /* Compare two Lists for being equal or unequal. */
4306 n1
= list_equal(rettv
->vval
.v_list
, var2
.vval
.v_list
, ic
);
4307 if (type
== TYPE_NEQUAL
)
4312 else if (rettv
->v_type
== VAR_DICT
|| var2
.v_type
== VAR_DICT
)
4316 n1
= (rettv
->v_type
== var2
.v_type
4317 && rettv
->vval
.v_dict
== var2
.vval
.v_dict
);
4318 if (type
== TYPE_NEQUAL
)
4321 else if (rettv
->v_type
!= var2
.v_type
4322 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4324 if (rettv
->v_type
!= var2
.v_type
)
4325 EMSG(_("E735: Can only compare Dictionary with Dictionary"));
4327 EMSG(_("E736: Invalid operation for Dictionary"));
4334 /* Compare two Dictionaries for being equal or unequal. */
4335 n1
= dict_equal(rettv
->vval
.v_dict
, var2
.vval
.v_dict
, ic
);
4336 if (type
== TYPE_NEQUAL
)
4341 else if (rettv
->v_type
== VAR_FUNC
|| var2
.v_type
== VAR_FUNC
)
4343 if (rettv
->v_type
!= var2
.v_type
4344 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4346 if (rettv
->v_type
!= var2
.v_type
)
4347 EMSG(_("E693: Can only compare Funcref with Funcref"));
4349 EMSG(_("E694: Invalid operation for Funcrefs"));
4356 /* Compare two Funcrefs for being equal or unequal. */
4357 if (rettv
->vval
.v_string
== NULL
4358 || var2
.vval
.v_string
== NULL
)
4361 n1
= STRCMP(rettv
->vval
.v_string
,
4362 var2
.vval
.v_string
) == 0;
4363 if (type
== TYPE_NEQUAL
)
4370 * If one of the two variables is a float, compare as a float.
4371 * When using "=~" or "!~", always compare as string.
4373 else if ((rettv
->v_type
== VAR_FLOAT
|| var2
.v_type
== VAR_FLOAT
)
4374 && type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4378 if (rettv
->v_type
== VAR_FLOAT
)
4379 f1
= rettv
->vval
.v_float
;
4381 f1
= get_tv_number(rettv
);
4382 if (var2
.v_type
== VAR_FLOAT
)
4383 f2
= var2
.vval
.v_float
;
4385 f2
= get_tv_number(&var2
);
4389 case TYPE_EQUAL
: n1
= (f1
== f2
); break;
4390 case TYPE_NEQUAL
: n1
= (f1
!= f2
); break;
4391 case TYPE_GREATER
: n1
= (f1
> f2
); break;
4392 case TYPE_GEQUAL
: n1
= (f1
>= f2
); break;
4393 case TYPE_SMALLER
: n1
= (f1
< f2
); break;
4394 case TYPE_SEQUAL
: n1
= (f1
<= f2
); break;
4397 case TYPE_NOMATCH
: break; /* avoid gcc warning */
4403 * If one of the two variables is a number, compare as a number.
4404 * When using "=~" or "!~", always compare as string.
4406 else if ((rettv
->v_type
== VAR_NUMBER
|| var2
.v_type
== VAR_NUMBER
)
4407 && type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4409 n1
= get_tv_number(rettv
);
4410 n2
= get_tv_number(&var2
);
4413 case TYPE_EQUAL
: n1
= (n1
== n2
); break;
4414 case TYPE_NEQUAL
: n1
= (n1
!= n2
); break;
4415 case TYPE_GREATER
: n1
= (n1
> n2
); break;
4416 case TYPE_GEQUAL
: n1
= (n1
>= n2
); break;
4417 case TYPE_SMALLER
: n1
= (n1
< n2
); break;
4418 case TYPE_SEQUAL
: n1
= (n1
<= n2
); break;
4421 case TYPE_NOMATCH
: break; /* avoid gcc warning */
4426 s1
= get_tv_string_buf(rettv
, buf1
);
4427 s2
= get_tv_string_buf(&var2
, buf2
);
4428 if (type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4429 i
= ic
? MB_STRICMP(s1
, s2
) : STRCMP(s1
, s2
);
4435 case TYPE_EQUAL
: n1
= (i
== 0); break;
4436 case TYPE_NEQUAL
: n1
= (i
!= 0); break;
4437 case TYPE_GREATER
: n1
= (i
> 0); break;
4438 case TYPE_GEQUAL
: n1
= (i
>= 0); break;
4439 case TYPE_SMALLER
: n1
= (i
< 0); break;
4440 case TYPE_SEQUAL
: n1
= (i
<= 0); break;
4444 /* avoid 'l' flag in 'cpoptions' */
4446 p_cpo
= (char_u
*)"";
4447 regmatch
.regprog
= vim_regcomp(s2
,
4448 RE_MAGIC
+ RE_STRING
);
4449 regmatch
.rm_ic
= ic
;
4450 if (regmatch
.regprog
!= NULL
)
4452 n1
= vim_regexec_nl(®match
, s1
, (colnr_T
)0);
4453 vim_free(regmatch
.regprog
);
4454 if (type
== TYPE_NOMATCH
)
4460 case TYPE_UNKNOWN
: break; /* avoid gcc warning */
4465 rettv
->v_type
= VAR_NUMBER
;
4466 rettv
->vval
.v_number
= n1
;
4474 * Handle fourth level expression:
4476 * - number subtraction
4477 * . string concatenation
4479 * "arg" must point to the first non-white of the expression.
4480 * "arg" is advanced to the next non-white after the recognized expression.
4482 * Return OK or FAIL.
4485 eval5(arg
, rettv
, evaluate
)
4495 float_T f1
= 0, f2
= 0;
4498 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
4502 * Get the first variable.
4504 if (eval6(arg
, rettv
, evaluate
, FALSE
) == FAIL
)
4508 * Repeat computing, until no '+', '-' or '.' is following.
4513 if (op
!= '+' && op
!= '-' && op
!= '.')
4516 if ((op
!= '+' || rettv
->v_type
!= VAR_LIST
)
4518 && (op
== '.' || rettv
->v_type
!= VAR_FLOAT
)
4522 /* For "list + ...", an illegal use of the first operand as
4523 * a number cannot be determined before evaluating the 2nd
4524 * operand: if this is also a list, all is ok.
4525 * For "something . ...", "something - ..." or "non-list + ...",
4526 * we know that the first operand needs to be a string or number
4527 * without evaluating the 2nd operand. So check before to avoid
4528 * side effects after an error. */
4529 if (evaluate
&& get_tv_string_chk(rettv
) == NULL
)
4537 * Get the second variable.
4539 *arg
= skipwhite(*arg
+ 1);
4540 if (eval6(arg
, &var2
, evaluate
, op
== '.') == FAIL
)
4549 * Compute the result.
4553 s1
= get_tv_string_buf(rettv
, buf1
); /* already checked */
4554 s2
= get_tv_string_buf_chk(&var2
, buf2
);
4555 if (s2
== NULL
) /* type error ? */
4561 p
= concat_str(s1
, s2
);
4563 rettv
->v_type
= VAR_STRING
;
4564 rettv
->vval
.v_string
= p
;
4566 else if (op
== '+' && rettv
->v_type
== VAR_LIST
4567 && var2
.v_type
== VAR_LIST
)
4569 /* concatenate Lists */
4570 if (list_concat(rettv
->vval
.v_list
, var2
.vval
.v_list
,
4585 if (rettv
->v_type
== VAR_FLOAT
)
4587 f1
= rettv
->vval
.v_float
;
4593 n1
= get_tv_number_chk(rettv
, &error
);
4596 /* This can only happen for "list + non-list". For
4597 * "non-list + ..." or "something - ...", we returned
4598 * before evaluating the 2nd operand. */
4603 if (var2
.v_type
== VAR_FLOAT
)
4608 if (var2
.v_type
== VAR_FLOAT
)
4610 f2
= var2
.vval
.v_float
;
4616 n2
= get_tv_number_chk(&var2
, &error
);
4624 if (rettv
->v_type
== VAR_FLOAT
)
4631 /* If there is a float on either side the result is a float. */
4632 if (rettv
->v_type
== VAR_FLOAT
|| var2
.v_type
== VAR_FLOAT
)
4638 rettv
->v_type
= VAR_FLOAT
;
4639 rettv
->vval
.v_float
= f1
;
4648 rettv
->v_type
= VAR_NUMBER
;
4649 rettv
->vval
.v_number
= n1
;
4659 * Handle fifth level expression:
4660 * * number multiplication
4664 * "arg" must point to the first non-white of the expression.
4665 * "arg" is advanced to the next non-white after the recognized expression.
4667 * Return OK or FAIL.
4670 eval6(arg
, rettv
, evaluate
, want_string
)
4674 int want_string
; /* after "." operator */
4680 int use_float
= FALSE
;
4686 * Get the first variable.
4688 if (eval7(arg
, rettv
, evaluate
, want_string
) == FAIL
)
4692 * Repeat computing, until no '*', '/' or '%' is following.
4697 if (op
!= '*' && op
!= '/' && op
!= '%')
4703 if (rettv
->v_type
== VAR_FLOAT
)
4705 f1
= rettv
->vval
.v_float
;
4711 n1
= get_tv_number_chk(rettv
, &error
);
4720 * Get the second variable.
4722 *arg
= skipwhite(*arg
+ 1);
4723 if (eval7(arg
, &var2
, evaluate
, FALSE
) == FAIL
)
4729 if (var2
.v_type
== VAR_FLOAT
)
4736 f2
= var2
.vval
.v_float
;
4742 n2
= get_tv_number_chk(&var2
, &error
);
4753 * Compute the result.
4754 * When either side is a float the result is a float.
4763 /* We rely on the floating point library to handle divide
4764 * by zero to result in "inf" and not a crash. */
4769 EMSG(_("E804: Cannot use '%' with Float"));
4772 rettv
->v_type
= VAR_FLOAT
;
4773 rettv
->vval
.v_float
= f1
;
4782 if (n2
== 0) /* give an error message? */
4785 n1
= -0x7fffffffL
- 1L; /* similar to NaN */
4796 if (n2
== 0) /* give an error message? */
4801 rettv
->v_type
= VAR_NUMBER
;
4802 rettv
->vval
.v_number
= n1
;
4811 * Handle sixth level expression:
4812 * number number constant
4813 * "string" string constant
4814 * 'string' literal string constant
4815 * &option-name option value
4816 * @r register contents
4817 * identifier variable value
4818 * function() function call
4819 * $VAR environment variable
4820 * (expression) nested expression
4822 * {key: val, key: val} Dictionary
4825 * ! in front logical NOT
4826 * - in front unary minus
4827 * + in front unary plus (ignored)
4828 * trailing [] subscript in String or List
4829 * trailing .name entry in Dictionary
4831 * "arg" must point to the first non-white of the expression.
4832 * "arg" is advanced to the next non-white after the recognized expression.
4834 * Return OK or FAIL.
4837 eval7(arg
, rettv
, evaluate
, want_string
)
4841 int want_string
; /* after "." operator */
4846 char_u
*start_leader
, *end_leader
;
4851 * Initialise variable so that clear_tv() can't mistake this for a
4852 * string and free a string that isn't there.
4854 rettv
->v_type
= VAR_UNKNOWN
;
4857 * Skip '!' and '-' characters. They are handled later.
4859 start_leader
= *arg
;
4860 while (**arg
== '!' || **arg
== '-' || **arg
== '+')
4861 *arg
= skipwhite(*arg
+ 1);
4881 char_u
*p
= skipdigits(*arg
+ 1);
4882 int get_float
= FALSE
;
4884 /* We accept a float when the format matches
4885 * "[0-9]\+\.[0-9]\+\([eE][+-]\?[0-9]\+\)\?". This is very
4886 * strict to avoid backwards compatibility problems.
4887 * Don't look for a float after the "." operator, so that
4888 * ":let vers = 1.2.3" doesn't fail. */
4889 if (!want_string
&& p
[0] == '.' && vim_isdigit(p
[1]))
4892 p
= skipdigits(p
+ 2);
4893 if (*p
== 'e' || *p
== 'E')
4896 if (*p
== '-' || *p
== '+')
4898 if (!vim_isdigit(*p
))
4901 p
= skipdigits(p
+ 1);
4903 if (ASCII_ISALPHA(*p
) || *p
== '.')
4910 *arg
+= string2float(*arg
, &f
);
4913 rettv
->v_type
= VAR_FLOAT
;
4914 rettv
->vval
.v_float
= f
;
4920 vim_str2nr(*arg
, NULL
, &len
, TRUE
, TRUE
, &n
, NULL
);
4924 rettv
->v_type
= VAR_NUMBER
;
4925 rettv
->vval
.v_number
= n
;
4932 * String constant: "string".
4934 case '"': ret
= get_string_tv(arg
, rettv
, evaluate
);
4938 * Literal string constant: 'str''ing'.
4940 case '\'': ret
= get_lit_string_tv(arg
, rettv
, evaluate
);
4944 * List: [expr, expr]
4946 case '[': ret
= get_list_tv(arg
, rettv
, evaluate
);
4950 * Dictionary: {key: val, key: val}
4952 case '{': ret
= get_dict_tv(arg
, rettv
, evaluate
);
4956 * Option value: &name
4958 case '&': ret
= get_option_tv(arg
, rettv
, evaluate
);
4962 * Environment variable: $VAR.
4964 case '$': ret
= get_env_tv(arg
, rettv
, evaluate
);
4968 * Register contents: @r.
4973 rettv
->v_type
= VAR_STRING
;
4974 rettv
->vval
.v_string
= get_reg_contents(**arg
, TRUE
, TRUE
);
4981 * nested expression: (expression).
4983 case '(': *arg
= skipwhite(*arg
+ 1);
4984 ret
= eval1(arg
, rettv
, evaluate
); /* recursive! */
4989 EMSG(_("E110: Missing ')'"));
4995 default: ret
= NOTDONE
;
5002 * Must be a variable or function name.
5003 * Can also be a curly-braces kind of name: {expr}.
5006 len
= get_name_len(arg
, &alias
, evaluate
, TRUE
);
5014 if (**arg
== '(') /* recursive! */
5016 /* If "s" is the name of a variable of type VAR_FUNC
5017 * use its contents. */
5018 s
= deref_func_name(s
, &len
);
5020 /* Invoke the function. */
5021 ret
= get_func_tv(s
, len
, rettv
, arg
,
5022 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
5023 &len
, evaluate
, NULL
);
5024 /* Stop the expression evaluation when immediately
5025 * aborting on error, or when an interrupt occurred or
5026 * an exception was thrown but not caught. */
5035 ret
= get_var_tv(s
, len
, rettv
, TRUE
);
5044 *arg
= skipwhite(*arg
);
5046 /* Handle following '[', '(' and '.' for expr[expr], expr.name,
5049 ret
= handle_subscript(arg
, rettv
, evaluate
, TRUE
);
5052 * Apply logical NOT and unary '-', from right to left, ignore '+'.
5054 if (ret
== OK
&& evaluate
&& end_leader
> start_leader
)
5061 if (rettv
->v_type
== VAR_FLOAT
)
5062 f
= rettv
->vval
.v_float
;
5065 val
= get_tv_number_chk(rettv
, &error
);
5073 while (end_leader
> start_leader
)
5076 if (*end_leader
== '!')
5079 if (rettv
->v_type
== VAR_FLOAT
)
5085 else if (*end_leader
== '-')
5088 if (rettv
->v_type
== VAR_FLOAT
)
5096 if (rettv
->v_type
== VAR_FLOAT
)
5099 rettv
->vval
.v_float
= f
;
5105 rettv
->v_type
= VAR_NUMBER
;
5106 rettv
->vval
.v_number
= val
;
5115 * Evaluate an "[expr]" or "[expr:expr]" index. Also "dict.key".
5116 * "*arg" points to the '[' or '.'.
5117 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
5120 eval_index(arg
, rettv
, evaluate
, verbose
)
5124 int verbose
; /* give error messages */
5126 int empty1
= FALSE
, empty2
= FALSE
;
5127 typval_T var1
, var2
;
5134 if (rettv
->v_type
== VAR_FUNC
5136 || rettv
->v_type
== VAR_FLOAT
5141 EMSG(_("E695: Cannot index a Funcref"));
5151 for (len
= 0; ASCII_ISALNUM(key
[len
]) || key
[len
] == '_'; ++len
)
5155 *arg
= skipwhite(key
+ len
);
5162 * Get the (first) variable from inside the [].
5164 *arg
= skipwhite(*arg
+ 1);
5167 else if (eval1(arg
, &var1
, evaluate
) == FAIL
) /* recursive! */
5169 else if (evaluate
&& get_tv_string_chk(&var1
) == NULL
)
5171 /* not a number or string */
5177 * Get the second variable from inside the [:].
5182 *arg
= skipwhite(*arg
+ 1);
5185 else if (eval1(arg
, &var2
, evaluate
) == FAIL
) /* recursive! */
5191 else if (evaluate
&& get_tv_string_chk(&var2
) == NULL
)
5193 /* not a number or string */
5201 /* Check for the ']'. */
5205 EMSG(_(e_missbrac
));
5211 *arg
= skipwhite(*arg
+ 1); /* skip the ']' */
5217 if (!empty1
&& rettv
->v_type
!= VAR_DICT
)
5219 n1
= get_tv_number(&var1
);
5228 n2
= get_tv_number(&var2
);
5233 switch (rettv
->v_type
)
5237 s
= get_tv_string(rettv
);
5238 len
= (long)STRLEN(s
);
5241 /* The resulting variable is a substring. If the indexes
5242 * are out of range the result is empty. */
5253 if (n1
>= len
|| n2
< 0 || n1
> n2
)
5256 s
= vim_strnsave(s
+ n1
, (int)(n2
- n1
+ 1));
5260 /* The resulting variable is a string of a single
5261 * character. If the index is too big or negative the
5262 * result is empty. */
5263 if (n1
>= len
|| n1
< 0)
5266 s
= vim_strnsave(s
+ n1
, 1);
5269 rettv
->v_type
= VAR_STRING
;
5270 rettv
->vval
.v_string
= s
;
5274 len
= list_len(rettv
->vval
.v_list
);
5277 if (!empty1
&& (n1
< 0 || n1
>= len
))
5279 /* For a range we allow invalid values and return an empty
5280 * list. A list index out of range is an error. */
5284 EMSGN(_(e_listidx
), n1
);
5298 if (!empty2
&& (n2
< 0 || n2
+ 1 < n1
))
5303 for (item
= list_find(rettv
->vval
.v_list
, n1
);
5306 if (list_append_tv(l
, &item
->li_tv
) == FAIL
)
5311 item
= item
->li_next
;
5314 rettv
->v_type
= VAR_LIST
;
5315 rettv
->vval
.v_list
= l
;
5320 copy_tv(&list_find(rettv
->vval
.v_list
, n1
)->li_tv
, &var1
);
5330 EMSG(_(e_dictrange
));
5340 key
= get_tv_string(&var1
);
5344 EMSG(_(e_emptykey
));
5350 item
= dict_find(rettv
->vval
.v_dict
, key
, (int)len
);
5352 if (item
== NULL
&& verbose
)
5353 EMSG2(_(e_dictkey
), key
);
5359 copy_tv(&item
->di_tv
, &var1
);
5371 * Get an option value.
5372 * "arg" points to the '&' or '+' before the option name.
5373 * "arg" is advanced to character after the option name.
5374 * Return OK or FAIL.
5377 get_option_tv(arg
, rettv
, evaluate
)
5379 typval_T
*rettv
; /* when NULL, only check if option exists */
5387 int working
= (**arg
== '+'); /* has("+option") */
5392 * Isolate the option name and find its value.
5394 option_end
= find_option_end(arg
, &opt_flags
);
5395 if (option_end
== NULL
)
5398 EMSG2(_("E112: Option name missing: %s"), *arg
);
5410 opt_type
= get_option_value(*arg
, &numval
,
5411 rettv
== NULL
? NULL
: &stringval
, opt_flags
);
5413 if (opt_type
== -3) /* invalid name */
5416 EMSG2(_("E113: Unknown option: %s"), *arg
);
5419 else if (rettv
!= NULL
)
5421 if (opt_type
== -2) /* hidden string option */
5423 rettv
->v_type
= VAR_STRING
;
5424 rettv
->vval
.v_string
= NULL
;
5426 else if (opt_type
== -1) /* hidden number option */
5428 rettv
->v_type
= VAR_NUMBER
;
5429 rettv
->vval
.v_number
= 0;
5431 else if (opt_type
== 1) /* number option */
5433 rettv
->v_type
= VAR_NUMBER
;
5434 rettv
->vval
.v_number
= numval
;
5436 else /* string option */
5438 rettv
->v_type
= VAR_STRING
;
5439 rettv
->vval
.v_string
= stringval
;
5442 else if (working
&& (opt_type
== -2 || opt_type
== -1))
5445 *option_end
= c
; /* put back for error messages */
5452 * Allocate a variable for a string constant.
5453 * Return OK or FAIL.
5456 get_string_tv(arg
, rettv
, evaluate
)
5466 * Find the end of the string, skipping backslashed characters.
5468 for (p
= *arg
+ 1; *p
!= NUL
&& *p
!= '"'; mb_ptr_adv(p
))
5470 if (*p
== '\\' && p
[1] != NUL
)
5473 /* A "\<x>" form occupies at least 4 characters, and produces up
5474 * to 6 characters: reserve space for 2 extra */
5482 EMSG2(_("E114: Missing quote: %s"), *arg
);
5486 /* If only parsing, set *arg and return here */
5494 * Copy the string into allocated memory, handling backslashed
5497 name
= alloc((unsigned)(p
- *arg
+ extra
));
5500 rettv
->v_type
= VAR_STRING
;
5501 rettv
->vval
.v_string
= name
;
5503 for (p
= *arg
+ 1; *p
!= NUL
&& *p
!= '"'; )
5509 case 'b': *name
++ = BS
; ++p
; break;
5510 case 'e': *name
++ = ESC
; ++p
; break;
5511 case 'f': *name
++ = FF
; ++p
; break;
5512 case 'n': *name
++ = NL
; ++p
; break;
5513 case 'r': *name
++ = CAR
; ++p
; break;
5514 case 't': *name
++ = TAB
; ++p
; break;
5516 case 'X': /* hex: "\x1", "\x12" */
5518 case 'u': /* Unicode: "\u0023" */
5520 if (vim_isxdigit(p
[1]))
5523 int c
= toupper(*p
);
5530 while (--n
>= 0 && vim_isxdigit(p
[1]))
5533 nr
= (nr
<< 4) + hex2nr(*p
);
5537 /* For "\u" store the number according to
5540 name
+= (*mb_char2bytes
)(nr
, name
);
5547 /* octal: "\1", "\12", "\123" */
5555 case '7': *name
= *p
++ - '0';
5556 if (*p
>= '0' && *p
<= '7')
5558 *name
= (*name
<< 3) + *p
++ - '0';
5559 if (*p
>= '0' && *p
<= '7')
5560 *name
= (*name
<< 3) + *p
++ - '0';
5565 /* Special key, e.g.: "\<C-W>" */
5566 case '<': extra
= trans_special(&p
, name
, TRUE
);
5574 default: MB_COPY_CHAR(p
, name
);
5579 MB_COPY_CHAR(p
, name
);
5589 * Allocate a variable for a 'str''ing' constant.
5590 * Return OK or FAIL.
5593 get_lit_string_tv(arg
, rettv
, evaluate
)
5603 * Find the end of the string, skipping ''.
5605 for (p
= *arg
+ 1; *p
!= NUL
; mb_ptr_adv(p
))
5618 EMSG2(_("E115: Missing quote: %s"), *arg
);
5622 /* If only parsing return after setting "*arg" */
5630 * Copy the string into allocated memory, handling '' to ' reduction.
5632 str
= alloc((unsigned)((p
- *arg
) - reduce
));
5635 rettv
->v_type
= VAR_STRING
;
5636 rettv
->vval
.v_string
= str
;
5638 for (p
= *arg
+ 1; *p
!= NUL
; )
5646 MB_COPY_CHAR(p
, str
);
5655 * Allocate a variable for a List and fill it from "*arg".
5656 * Return OK or FAIL.
5659 get_list_tv(arg
, rettv
, evaluate
)
5675 *arg
= skipwhite(*arg
+ 1);
5676 while (**arg
!= ']' && **arg
!= NUL
)
5678 if (eval1(arg
, &tv
, evaluate
) == FAIL
) /* recursive! */
5682 item
= listitem_alloc();
5686 item
->li_tv
.v_lock
= 0;
5687 list_append(l
, item
);
5697 EMSG2(_("E696: Missing comma in List: %s"), *arg
);
5700 *arg
= skipwhite(*arg
+ 1);
5705 EMSG2(_("E697: Missing end of List ']': %s"), *arg
);
5712 *arg
= skipwhite(*arg
+ 1);
5715 rettv
->v_type
= VAR_LIST
;
5716 rettv
->vval
.v_list
= l
;
5724 * Allocate an empty header for a list.
5725 * Caller should take care of the reference count.
5732 l
= (list_T
*)alloc_clear(sizeof(list_T
));
5735 /* Prepend the list to the list of lists for garbage collection. */
5736 if (first_list
!= NULL
)
5737 first_list
->lv_used_prev
= l
;
5738 l
->lv_used_prev
= NULL
;
5739 l
->lv_used_next
= first_list
;
5746 * Allocate an empty list for a return value.
5747 * Returns OK or FAIL.
5750 rettv_list_alloc(rettv
)
5753 list_T
*l
= list_alloc();
5758 rettv
->vval
.v_list
= l
;
5759 rettv
->v_type
= VAR_LIST
;
5765 * Unreference a list: decrement the reference count and free it when it
5772 if (l
!= NULL
&& --l
->lv_refcount
<= 0)
5777 * Free a list, including all items it points to.
5778 * Ignores the reference count.
5781 list_free(l
, recurse
)
5783 int recurse
; /* Free Lists and Dictionaries recursively. */
5787 /* Remove the list from the list of lists for garbage collection. */
5788 if (l
->lv_used_prev
== NULL
)
5789 first_list
= l
->lv_used_next
;
5791 l
->lv_used_prev
->lv_used_next
= l
->lv_used_next
;
5792 if (l
->lv_used_next
!= NULL
)
5793 l
->lv_used_next
->lv_used_prev
= l
->lv_used_prev
;
5795 for (item
= l
->lv_first
; item
!= NULL
; item
= l
->lv_first
)
5797 /* Remove the item before deleting it. */
5798 l
->lv_first
= item
->li_next
;
5799 if (recurse
|| (item
->li_tv
.v_type
!= VAR_LIST
5800 && item
->li_tv
.v_type
!= VAR_DICT
))
5801 clear_tv(&item
->li_tv
);
5808 * Allocate a list item.
5813 return (listitem_T
*)alloc(sizeof(listitem_T
));
5817 * Free a list item. Also clears the value. Does not notify watchers.
5823 clear_tv(&item
->li_tv
);
5828 * Remove a list item from a List and free it. Also clears the value.
5831 listitem_remove(l
, item
)
5835 list_remove(l
, item
, item
);
5836 listitem_free(item
);
5840 * Get the number of items in a list.
5852 * Return TRUE when two lists have exactly the same values.
5855 list_equal(l1
, l2
, ic
)
5858 int ic
; /* ignore case for strings */
5860 listitem_T
*item1
, *item2
;
5862 if (l1
== NULL
|| l2
== NULL
)
5866 if (list_len(l1
) != list_len(l2
))
5869 for (item1
= l1
->lv_first
, item2
= l2
->lv_first
;
5870 item1
!= NULL
&& item2
!= NULL
;
5871 item1
= item1
->li_next
, item2
= item2
->li_next
)
5872 if (!tv_equal(&item1
->li_tv
, &item2
->li_tv
, ic
))
5874 return item1
== NULL
&& item2
== NULL
;
5877 #if defined(FEAT_PYTHON) || defined(FEAT_MZSCHEME) || defined(FEAT_LUA) || defined(PROTO)
5879 * Return the dictitem that an entry in a hashtable points to.
5890 * Return TRUE when two dictionaries have exactly the same key/values.
5893 dict_equal(d1
, d2
, ic
)
5896 int ic
; /* ignore case for strings */
5902 if (d1
== NULL
|| d2
== NULL
)
5906 if (dict_len(d1
) != dict_len(d2
))
5909 todo
= (int)d1
->dv_hashtab
.ht_used
;
5910 for (hi
= d1
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
5912 if (!HASHITEM_EMPTY(hi
))
5914 item2
= dict_find(d2
, hi
->hi_key
, -1);
5917 if (!tv_equal(&HI2DI(hi
)->di_tv
, &item2
->di_tv
, ic
))
5926 * Return TRUE if "tv1" and "tv2" have the same value.
5927 * Compares the items just like "==" would compare them, but strings and
5928 * numbers are different. Floats and numbers are also different.
5931 tv_equal(tv1
, tv2
, ic
)
5934 int ic
; /* ignore case */
5936 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
5938 static int recursive
= 0; /* cach recursive loops */
5941 if (tv1
->v_type
!= tv2
->v_type
)
5943 /* Catch lists and dicts that have an endless loop by limiting
5944 * recursiveness to 1000. We guess they are equal then. */
5945 if (recursive
>= 1000)
5948 switch (tv1
->v_type
)
5952 r
= list_equal(tv1
->vval
.v_list
, tv2
->vval
.v_list
, ic
);
5958 r
= dict_equal(tv1
->vval
.v_dict
, tv2
->vval
.v_dict
, ic
);
5963 return (tv1
->vval
.v_string
!= NULL
5964 && tv2
->vval
.v_string
!= NULL
5965 && STRCMP(tv1
->vval
.v_string
, tv2
->vval
.v_string
) == 0);
5968 return tv1
->vval
.v_number
== tv2
->vval
.v_number
;
5972 return tv1
->vval
.v_float
== tv2
->vval
.v_float
;
5976 s1
= get_tv_string_buf(tv1
, buf1
);
5977 s2
= get_tv_string_buf(tv2
, buf2
);
5978 return ((ic
? MB_STRICMP(s1
, s2
) : STRCMP(s1
, s2
)) == 0);
5981 EMSG2(_(e_intern2
), "tv_equal()");
5986 * Locate item with index "n" in list "l" and return it.
5987 * A negative index is counted from the end; -1 is the last item.
5988 * Returns NULL when "n" is out of range.
6001 /* Negative index is relative to the end. */
6005 /* Check for index out of range. */
6006 if (n
< 0 || n
>= l
->lv_len
)
6009 /* When there is a cached index may start search from there. */
6010 if (l
->lv_idx_item
!= NULL
)
6012 if (n
< l
->lv_idx
/ 2)
6014 /* closest to the start of the list */
6018 else if (n
> (l
->lv_idx
+ l
->lv_len
) / 2)
6020 /* closest to the end of the list */
6022 idx
= l
->lv_len
- 1;
6026 /* closest to the cached index */
6027 item
= l
->lv_idx_item
;
6033 if (n
< l
->lv_len
/ 2)
6035 /* closest to the start of the list */
6041 /* closest to the end of the list */
6043 idx
= l
->lv_len
- 1;
6049 /* search forward */
6050 item
= item
->li_next
;
6055 /* search backward */
6056 item
= item
->li_prev
;
6060 /* cache the used index */
6062 l
->lv_idx_item
= item
;
6068 * Get list item "l[idx]" as a number.
6071 list_find_nr(l
, idx
, errorp
)
6074 int *errorp
; /* set to TRUE when something wrong */
6078 li
= list_find(l
, idx
);
6085 return get_tv_number_chk(&li
->li_tv
, errorp
);
6089 * Get list item "l[idx - 1]" as a string. Returns NULL for failure.
6092 list_find_str(l
, idx
)
6098 li
= list_find(l
, idx
- 1);
6101 EMSGN(_(e_listidx
), idx
);
6104 return get_tv_string(&li
->li_tv
);
6108 * Locate "item" list "l" and return its index.
6109 * Returns -1 when "item" is not in the list.
6112 list_idx_of_item(l
, item
)
6122 for (li
= l
->lv_first
; li
!= NULL
&& li
!= item
; li
= li
->li_next
)
6130 * Append item "item" to the end of list "l".
6133 list_append(l
, item
)
6137 if (l
->lv_last
== NULL
)
6142 item
->li_prev
= NULL
;
6146 l
->lv_last
->li_next
= item
;
6147 item
->li_prev
= l
->lv_last
;
6151 item
->li_next
= NULL
;
6155 * Append typval_T "tv" to the end of list "l".
6156 * Return FAIL when out of memory.
6159 list_append_tv(l
, tv
)
6163 listitem_T
*li
= listitem_alloc();
6167 copy_tv(tv
, &li
->li_tv
);
6173 * Add a dictionary to a list. Used by getqflist().
6174 * Return FAIL when out of memory.
6177 list_append_dict(list
, dict
)
6181 listitem_T
*li
= listitem_alloc();
6185 li
->li_tv
.v_type
= VAR_DICT
;
6186 li
->li_tv
.v_lock
= 0;
6187 li
->li_tv
.vval
.v_dict
= dict
;
6188 list_append(list
, li
);
6189 ++dict
->dv_refcount
;
6194 * Make a copy of "str" and append it as an item to list "l".
6195 * When "len" >= 0 use "str[len]".
6196 * Returns FAIL when out of memory.
6199 list_append_string(l
, str
, len
)
6204 listitem_T
*li
= listitem_alloc();
6209 li
->li_tv
.v_type
= VAR_STRING
;
6210 li
->li_tv
.v_lock
= 0;
6212 li
->li_tv
.vval
.v_string
= NULL
;
6213 else if ((li
->li_tv
.vval
.v_string
= (len
>= 0 ? vim_strnsave(str
, len
)
6214 : vim_strsave(str
))) == NULL
)
6220 * Append "n" to list "l".
6221 * Returns FAIL when out of memory.
6224 list_append_number(l
, n
)
6230 li
= listitem_alloc();
6233 li
->li_tv
.v_type
= VAR_NUMBER
;
6234 li
->li_tv
.v_lock
= 0;
6235 li
->li_tv
.vval
.v_number
= n
;
6241 * Insert typval_T "tv" in list "l" before "item".
6242 * If "item" is NULL append at the end.
6243 * Return FAIL when out of memory.
6246 list_insert_tv(l
, tv
, item
)
6251 listitem_T
*ni
= listitem_alloc();
6255 copy_tv(tv
, &ni
->li_tv
);
6257 /* Append new item at end of list. */
6261 /* Insert new item before existing item. */
6262 ni
->li_prev
= item
->li_prev
;
6264 if (item
->li_prev
== NULL
)
6271 item
->li_prev
->li_next
= ni
;
6272 l
->lv_idx_item
= NULL
;
6281 * Extend "l1" with "l2".
6282 * If "bef" is NULL append at the end, otherwise insert before this item.
6283 * Returns FAIL when out of memory.
6286 list_extend(l1
, l2
, bef
)
6292 int todo
= l2
->lv_len
;
6294 /* We also quit the loop when we have inserted the original item count of
6295 * the list, avoid a hang when we extend a list with itself. */
6296 for (item
= l2
->lv_first
; item
!= NULL
&& --todo
>= 0; item
= item
->li_next
)
6297 if (list_insert_tv(l1
, &item
->li_tv
, bef
) == FAIL
)
6303 * Concatenate lists "l1" and "l2" into a new list, stored in "tv".
6304 * Return FAIL when out of memory.
6307 list_concat(l1
, l2
, tv
)
6314 if (l1
== NULL
|| l2
== NULL
)
6317 /* make a copy of the first list. */
6318 l
= list_copy(l1
, FALSE
, 0);
6321 tv
->v_type
= VAR_LIST
;
6322 tv
->vval
.v_list
= l
;
6324 /* append all items from the second list */
6325 return list_extend(l
, l2
, NULL
);
6329 * Make a copy of list "orig". Shallow if "deep" is FALSE.
6330 * The refcount of the new list is set to 1.
6331 * See item_copy() for "copyID".
6332 * Returns NULL when out of memory.
6335 list_copy(orig
, deep
, copyID
)
6347 copy
= list_alloc();
6352 /* Do this before adding the items, because one of the items may
6353 * refer back to this list. */
6354 orig
->lv_copyID
= copyID
;
6355 orig
->lv_copylist
= copy
;
6357 for (item
= orig
->lv_first
; item
!= NULL
&& !got_int
;
6358 item
= item
->li_next
)
6360 ni
= listitem_alloc();
6365 if (item_copy(&item
->li_tv
, &ni
->li_tv
, deep
, copyID
) == FAIL
)
6372 copy_tv(&item
->li_tv
, &ni
->li_tv
);
6373 list_append(copy
, ni
);
6375 ++copy
->lv_refcount
;
6387 * Remove items "item" to "item2" from list "l".
6388 * Does not free the listitem or the value!
6391 list_remove(l
, item
, item2
)
6398 /* notify watchers */
6399 for (ip
= item
; ip
!= NULL
; ip
= ip
->li_next
)
6402 list_fix_watch(l
, ip
);
6407 if (item2
->li_next
== NULL
)
6408 l
->lv_last
= item
->li_prev
;
6410 item2
->li_next
->li_prev
= item
->li_prev
;
6411 if (item
->li_prev
== NULL
)
6412 l
->lv_first
= item2
->li_next
;
6414 item
->li_prev
->li_next
= item2
->li_next
;
6415 l
->lv_idx_item
= NULL
;
6419 * Return an allocated string with the string representation of a list.
6423 list2string(tv
, copyID
)
6429 if (tv
->vval
.v_list
== NULL
)
6431 ga_init2(&ga
, (int)sizeof(char), 80);
6432 ga_append(&ga
, '[');
6433 if (list_join(&ga
, tv
->vval
.v_list
, (char_u
*)", ", FALSE
, copyID
) == FAIL
)
6435 vim_free(ga
.ga_data
);
6438 ga_append(&ga
, ']');
6439 ga_append(&ga
, NUL
);
6440 return (char_u
*)ga
.ga_data
;
6444 * Join list "l" into a string in "*gap", using separator "sep".
6445 * When "echo" is TRUE use String as echoed, otherwise as inside a List.
6446 * Return FAIL or OK.
6449 list_join(gap
, l
, sep
, echo
, copyID
)
6458 char_u numbuf
[NUMBUFLEN
];
6462 for (item
= l
->lv_first
; item
!= NULL
&& !got_int
; item
= item
->li_next
)
6467 ga_concat(gap
, sep
);
6470 s
= echo_string(&item
->li_tv
, &tofree
, numbuf
, copyID
);
6472 s
= tv2string(&item
->li_tv
, &tofree
, numbuf
, copyID
);
6483 * Garbage collection for lists and dictionaries.
6485 * We use reference counts to be able to free most items right away when they
6486 * are no longer used. But for composite items it's possible that it becomes
6487 * unused while the reference count is > 0: When there is a recursive
6488 * reference. Example:
6489 * :let l = [1, 2, 3]
6493 * Since this is quite unusual we handle this with garbage collection: every
6494 * once in a while find out which lists and dicts are not referenced from any
6497 * Here is a good reference text about garbage collection (refers to Python
6498 * but it applies to all reference-counting mechanisms):
6499 * http://python.ca/nas/python/gc/
6503 * Do garbage collection for lists and dicts.
6504 * Return TRUE if some memory was freed.
6513 funccall_T
*fc
, **pfc
;
6515 int did_free_funccal
= FALSE
;
6520 /* Only do this once. */
6521 want_garbage_collect
= FALSE
;
6522 may_garbage_collect
= FALSE
;
6523 garbage_collect_at_exit
= FALSE
;
6525 /* We advance by two because we add one for items referenced through
6526 * previous_funccal. */
6527 current_copyID
+= COPYID_INC
;
6528 copyID
= current_copyID
;
6531 * 1. Go through all accessible variables and mark all lists and dicts
6535 /* Don't free variables in the previous_funccal list unless they are only
6536 * referenced through previous_funccal. This must be first, because if
6537 * the item is referenced elsewhere the funccal must not be freed. */
6538 for (fc
= previous_funccal
; fc
!= NULL
; fc
= fc
->caller
)
6540 set_ref_in_ht(&fc
->l_vars
.dv_hashtab
, copyID
+ 1);
6541 set_ref_in_ht(&fc
->l_avars
.dv_hashtab
, copyID
+ 1);
6544 /* script-local variables */
6545 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
6546 set_ref_in_ht(&SCRIPT_VARS(i
), copyID
);
6548 /* buffer-local variables */
6549 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
6550 set_ref_in_ht(&buf
->b_vars
.dv_hashtab
, copyID
);
6552 /* window-local variables */
6553 FOR_ALL_TAB_WINDOWS(tp
, wp
)
6554 set_ref_in_ht(&wp
->w_vars
.dv_hashtab
, copyID
);
6557 /* tabpage-local variables */
6558 for (tp
= first_tabpage
; tp
!= NULL
; tp
= tp
->tp_next
)
6559 set_ref_in_ht(&tp
->tp_vars
.dv_hashtab
, copyID
);
6562 /* global variables */
6563 set_ref_in_ht(&globvarht
, copyID
);
6565 /* function-local variables */
6566 for (fc
= current_funccal
; fc
!= NULL
; fc
= fc
->caller
)
6568 set_ref_in_ht(&fc
->l_vars
.dv_hashtab
, copyID
);
6569 set_ref_in_ht(&fc
->l_avars
.dv_hashtab
, copyID
);
6573 set_ref_in_ht(&vimvarht
, copyID
);
6576 * 2. Free lists and dictionaries that are not referenced.
6578 did_free
= free_unref_items(copyID
);
6581 * 3. Check if any funccal can be freed now.
6583 for (pfc
= &previous_funccal
; *pfc
!= NULL
; )
6585 if (can_free_funccal(*pfc
, copyID
))
6589 free_funccal(fc
, TRUE
);
6591 did_free_funccal
= TRUE
;
6594 pfc
= &(*pfc
)->caller
;
6596 if (did_free_funccal
)
6597 /* When a funccal was freed some more items might be garbage
6598 * collected, so run again. */
6599 (void)garbage_collect();
6605 * Free lists and dictionaries that are no longer referenced.
6608 free_unref_items(copyID
)
6613 int did_free
= FALSE
;
6616 * Go through the list of dicts and free items without the copyID.
6618 for (dd
= first_dict
; dd
!= NULL
; )
6619 if ((dd
->dv_copyID
& COPYID_MASK
) != (copyID
& COPYID_MASK
))
6621 /* Free the Dictionary and ordinary items it contains, but don't
6622 * recurse into Lists and Dictionaries, they will be in the list
6623 * of dicts or list of lists. */
6624 dict_free(dd
, FALSE
);
6627 /* restart, next dict may also have been freed */
6631 dd
= dd
->dv_used_next
;
6634 * Go through the list of lists and free items without the copyID.
6635 * But don't free a list that has a watcher (used in a for loop), these
6636 * are not referenced anywhere.
6638 for (ll
= first_list
; ll
!= NULL
; )
6639 if ((ll
->lv_copyID
& COPYID_MASK
) != (copyID
& COPYID_MASK
)
6640 && ll
->lv_watch
== NULL
)
6642 /* Free the List and ordinary items it contains, but don't recurse
6643 * into Lists and Dictionaries, they will be in the list of dicts
6644 * or list of lists. */
6645 list_free(ll
, FALSE
);
6648 /* restart, next list may also have been freed */
6652 ll
= ll
->lv_used_next
;
6658 * Mark all lists and dicts referenced through hashtab "ht" with "copyID".
6661 set_ref_in_ht(ht
, copyID
)
6668 todo
= (int)ht
->ht_used
;
6669 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
6670 if (!HASHITEM_EMPTY(hi
))
6673 set_ref_in_item(&HI2DI(hi
)->di_tv
, copyID
);
6678 * Mark all lists and dicts referenced through list "l" with "copyID".
6681 set_ref_in_list(l
, copyID
)
6687 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
6688 set_ref_in_item(&li
->li_tv
, copyID
);
6692 * Mark all lists and dicts referenced through typval "tv" with "copyID".
6695 set_ref_in_item(tv
, copyID
)
6705 dd
= tv
->vval
.v_dict
;
6706 if (dd
!= NULL
&& dd
->dv_copyID
!= copyID
)
6708 /* Didn't see this dict yet. */
6709 dd
->dv_copyID
= copyID
;
6710 set_ref_in_ht(&dd
->dv_hashtab
, copyID
);
6715 ll
= tv
->vval
.v_list
;
6716 if (ll
!= NULL
&& ll
->lv_copyID
!= copyID
)
6718 /* Didn't see this list yet. */
6719 ll
->lv_copyID
= copyID
;
6720 set_ref_in_list(ll
, copyID
);
6728 * Allocate an empty header for a dictionary.
6735 d
= (dict_T
*)alloc(sizeof(dict_T
));
6738 /* Add the list to the list of dicts for garbage collection. */
6739 if (first_dict
!= NULL
)
6740 first_dict
->dv_used_prev
= d
;
6741 d
->dv_used_next
= first_dict
;
6742 d
->dv_used_prev
= NULL
;
6745 hash_init(&d
->dv_hashtab
);
6754 * Unreference a Dictionary: decrement the reference count and free it when it
6761 if (d
!= NULL
&& --d
->dv_refcount
<= 0)
6766 * Free a Dictionary, including all items it contains.
6767 * Ignores the reference count.
6770 dict_free(d
, recurse
)
6772 int recurse
; /* Free Lists and Dictionaries recursively. */
6778 /* Remove the dict from the list of dicts for garbage collection. */
6779 if (d
->dv_used_prev
== NULL
)
6780 first_dict
= d
->dv_used_next
;
6782 d
->dv_used_prev
->dv_used_next
= d
->dv_used_next
;
6783 if (d
->dv_used_next
!= NULL
)
6784 d
->dv_used_next
->dv_used_prev
= d
->dv_used_prev
;
6786 /* Lock the hashtab, we don't want it to resize while freeing items. */
6787 hash_lock(&d
->dv_hashtab
);
6788 todo
= (int)d
->dv_hashtab
.ht_used
;
6789 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
6791 if (!HASHITEM_EMPTY(hi
))
6793 /* Remove the item before deleting it, just in case there is
6794 * something recursive causing trouble. */
6796 hash_remove(&d
->dv_hashtab
, hi
);
6797 if (recurse
|| (di
->di_tv
.v_type
!= VAR_LIST
6798 && di
->di_tv
.v_type
!= VAR_DICT
))
6799 clear_tv(&di
->di_tv
);
6804 hash_clear(&d
->dv_hashtab
);
6809 * Allocate a Dictionary item.
6810 * The "key" is copied to the new item.
6811 * Note that the value of the item "di_tv" still needs to be initialized!
6812 * Returns NULL when out of memory.
6820 di
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
) + STRLEN(key
)));
6823 STRCPY(di
->di_key
, key
);
6830 * Make a copy of a Dictionary item.
6838 di
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
6839 + STRLEN(org
->di_key
)));
6842 STRCPY(di
->di_key
, org
->di_key
);
6844 copy_tv(&org
->di_tv
, &di
->di_tv
);
6850 * Remove item "item" from Dictionary "dict" and free it.
6853 dictitem_remove(dict
, item
)
6859 hi
= hash_find(&dict
->dv_hashtab
, item
->di_key
);
6860 if (HASHITEM_EMPTY(hi
))
6861 EMSG2(_(e_intern2
), "dictitem_remove()");
6863 hash_remove(&dict
->dv_hashtab
, hi
);
6864 dictitem_free(item
);
6868 * Free a dict item. Also clears the value.
6874 clear_tv(&item
->di_tv
);
6879 * Make a copy of dict "d". Shallow if "deep" is FALSE.
6880 * The refcount of the new dict is set to 1.
6881 * See item_copy() for "copyID".
6882 * Returns NULL when out of memory.
6885 dict_copy(orig
, deep
, copyID
)
6898 copy
= dict_alloc();
6903 orig
->dv_copyID
= copyID
;
6904 orig
->dv_copydict
= copy
;
6906 todo
= (int)orig
->dv_hashtab
.ht_used
;
6907 for (hi
= orig
->dv_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
6909 if (!HASHITEM_EMPTY(hi
))
6913 di
= dictitem_alloc(hi
->hi_key
);
6918 if (item_copy(&HI2DI(hi
)->di_tv
, &di
->di_tv
, deep
,
6926 copy_tv(&HI2DI(hi
)->di_tv
, &di
->di_tv
);
6927 if (dict_add(copy
, di
) == FAIL
)
6935 ++copy
->dv_refcount
;
6947 * Add item "item" to Dictionary "d".
6948 * Returns FAIL when out of memory and when key already existed.
6955 return hash_add(&d
->dv_hashtab
, item
->di_key
);
6959 * Add a number or string entry to dictionary "d".
6960 * When "str" is NULL use number "nr", otherwise use "str".
6961 * Returns FAIL when out of memory and when key already exists.
6964 dict_add_nr_str(d
, key
, nr
, str
)
6972 item
= dictitem_alloc((char_u
*)key
);
6975 item
->di_tv
.v_lock
= 0;
6978 item
->di_tv
.v_type
= VAR_NUMBER
;
6979 item
->di_tv
.vval
.v_number
= nr
;
6983 item
->di_tv
.v_type
= VAR_STRING
;
6984 item
->di_tv
.vval
.v_string
= vim_strsave(str
);
6986 if (dict_add(d
, item
) == FAIL
)
6988 dictitem_free(item
);
6995 * Get the number of items in a Dictionary.
7003 return (long)d
->dv_hashtab
.ht_used
;
7007 * Find item "key[len]" in Dictionary "d".
7008 * If "len" is negative use strlen(key).
7009 * Returns NULL when not found.
7012 dict_find(d
, key
, len
)
7018 char_u buf
[AKEYLEN
];
7020 char_u
*tofree
= NULL
;
7025 else if (len
>= AKEYLEN
)
7027 tofree
= akey
= vim_strnsave(key
, len
);
7033 /* Avoid a malloc/free by using buf[]. */
7034 vim_strncpy(buf
, key
, len
);
7038 hi
= hash_find(&d
->dv_hashtab
, akey
);
7040 if (HASHITEM_EMPTY(hi
))
7046 * Get a string item from a dictionary.
7047 * When "save" is TRUE allocate memory for it.
7048 * Returns NULL if the entry doesn't exist or out of memory.
7051 get_dict_string(d
, key
, save
)
7059 di
= dict_find(d
, key
, -1);
7062 s
= get_tv_string(&di
->di_tv
);
7063 if (save
&& s
!= NULL
)
7069 * Get a number item from a dictionary.
7070 * Returns 0 if the entry doesn't exist or out of memory.
7073 get_dict_number(d
, key
)
7079 di
= dict_find(d
, key
, -1);
7082 return get_tv_number(&di
->di_tv
);
7086 * Return an allocated string with the string representation of a Dictionary.
7090 dict2string(tv
, copyID
)
7097 char_u numbuf
[NUMBUFLEN
];
7103 if ((d
= tv
->vval
.v_dict
) == NULL
)
7105 ga_init2(&ga
, (int)sizeof(char), 80);
7106 ga_append(&ga
, '{');
7108 todo
= (int)d
->dv_hashtab
.ht_used
;
7109 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
7111 if (!HASHITEM_EMPTY(hi
))
7118 ga_concat(&ga
, (char_u
*)", ");
7120 tofree
= string_quote(hi
->hi_key
, FALSE
);
7123 ga_concat(&ga
, tofree
);
7126 ga_concat(&ga
, (char_u
*)": ");
7127 s
= tv2string(&HI2DI(hi
)->di_tv
, &tofree
, numbuf
, copyID
);
7137 vim_free(ga
.ga_data
);
7141 ga_append(&ga
, '}');
7142 ga_append(&ga
, NUL
);
7143 return (char_u
*)ga
.ga_data
;
7147 * Allocate a variable for a Dictionary and fill it from "*arg".
7148 * Return OK or FAIL. Returns NOTDONE for {expr}.
7151 get_dict_tv(arg
, rettv
, evaluate
)
7161 char_u
*start
= skipwhite(*arg
+ 1);
7162 char_u buf
[NUMBUFLEN
];
7165 * First check if it's not a curly-braces thing: {expr}.
7166 * Must do this without evaluating, otherwise a function may be called
7167 * twice. Unfortunately this means we need to call eval1() twice for the
7169 * But {} is an empty Dictionary.
7173 if (eval1(&start
, &tv
, FALSE
) == FAIL
) /* recursive! */
7185 tvkey
.v_type
= VAR_UNKNOWN
;
7186 tv
.v_type
= VAR_UNKNOWN
;
7188 *arg
= skipwhite(*arg
+ 1);
7189 while (**arg
!= '}' && **arg
!= NUL
)
7191 if (eval1(arg
, &tvkey
, evaluate
) == FAIL
) /* recursive! */
7195 EMSG2(_("E720: Missing colon in Dictionary: %s"), *arg
);
7201 key
= get_tv_string_buf_chk(&tvkey
, buf
);
7202 if (key
== NULL
|| *key
== NUL
)
7204 /* "key" is NULL when get_tv_string_buf_chk() gave an errmsg */
7206 EMSG(_(e_emptykey
));
7212 *arg
= skipwhite(*arg
+ 1);
7213 if (eval1(arg
, &tv
, evaluate
) == FAIL
) /* recursive! */
7221 item
= dict_find(d
, key
, -1);
7224 EMSG2(_("E721: Duplicate key in Dictionary: \"%s\""), key
);
7229 item
= dictitem_alloc(key
);
7234 item
->di_tv
.v_lock
= 0;
7235 if (dict_add(d
, item
) == FAIL
)
7236 dictitem_free(item
);
7244 EMSG2(_("E722: Missing comma in Dictionary: %s"), *arg
);
7247 *arg
= skipwhite(*arg
+ 1);
7252 EMSG2(_("E723: Missing end of Dictionary '}': %s"), *arg
);
7259 *arg
= skipwhite(*arg
+ 1);
7262 rettv
->v_type
= VAR_DICT
;
7263 rettv
->vval
.v_dict
= d
;
7271 * Return a string with the string representation of a variable.
7272 * If the memory is allocated "tofree" is set to it, otherwise NULL.
7273 * "numbuf" is used for a number.
7274 * Does not put quotes around strings, as ":echo" displays values.
7275 * When "copyID" is not NULL replace recursive lists and dicts with "...".
7279 echo_string(tv
, tofree
, numbuf
, copyID
)
7285 static int recurse
= 0;
7288 if (recurse
>= DICT_MAXNEST
)
7290 EMSG(_("E724: variable nested too deep for displaying"));
7300 r
= tv
->vval
.v_string
;
7304 if (tv
->vval
.v_list
== NULL
)
7309 else if (copyID
!= 0 && tv
->vval
.v_list
->lv_copyID
== copyID
)
7312 r
= (char_u
*)"[...]";
7316 tv
->vval
.v_list
->lv_copyID
= copyID
;
7317 *tofree
= list2string(tv
, copyID
);
7323 if (tv
->vval
.v_dict
== NULL
)
7328 else if (copyID
!= 0 && tv
->vval
.v_dict
->dv_copyID
== copyID
)
7331 r
= (char_u
*)"{...}";
7335 tv
->vval
.v_dict
->dv_copyID
= copyID
;
7336 *tofree
= dict2string(tv
, copyID
);
7344 r
= get_tv_string_buf(tv
, numbuf
);
7350 vim_snprintf((char *)numbuf
, NUMBUFLEN
, "%g", tv
->vval
.v_float
);
7356 EMSG2(_(e_intern2
), "echo_string()");
7365 * Return a string with the string representation of a variable.
7366 * If the memory is allocated "tofree" is set to it, otherwise NULL.
7367 * "numbuf" is used for a number.
7368 * Puts quotes around strings, so that they can be parsed back by eval().
7372 tv2string(tv
, tofree
, numbuf
, copyID
)
7381 *tofree
= string_quote(tv
->vval
.v_string
, TRUE
);
7384 *tofree
= string_quote(tv
->vval
.v_string
, FALSE
);
7389 vim_snprintf((char *)numbuf
, NUMBUFLEN
- 1, "%g", tv
->vval
.v_float
);
7397 EMSG2(_(e_intern2
), "tv2string()");
7399 return echo_string(tv
, tofree
, numbuf
, copyID
);
7403 * Return string "str" in ' quotes, doubling ' characters.
7404 * If "str" is NULL an empty string is assumed.
7405 * If "function" is TRUE make it function('string').
7408 string_quote(str
, function
)
7415 len
= (function
? 13 : 3);
7418 len
+= (unsigned)STRLEN(str
);
7419 for (p
= str
; *p
!= NUL
; mb_ptr_adv(p
))
7428 STRCPY(r
, "function('");
7434 for (p
= str
; *p
!= NUL
; )
7450 * Convert the string "text" to a floating point number.
7451 * This uses strtod(). setlocale(LC_NUMERIC, "C") has been used to make sure
7452 * this always uses a decimal point.
7453 * Returns the length of the text that was consumed.
7456 string2float(text
, value
)
7458 float_T
*value
; /* result stored here */
7460 char *s
= (char *)text
;
7465 return (int)((char_u
*)s
- text
);
7470 * Get the value of an environment variable.
7471 * "arg" is pointing to the '$'. It is advanced to after the name.
7472 * If the environment variable was not set, silently assume it is empty.
7476 get_env_tv(arg
, rettv
, evaluate
)
7481 char_u
*string
= NULL
;
7485 int mustfree
= FALSE
;
7489 len
= get_env_len(arg
);
7496 /* first try vim_getenv(), fast for normal environment vars */
7497 string
= vim_getenv(name
, &mustfree
);
7498 if (string
!= NULL
&& *string
!= NUL
)
7501 string
= vim_strsave(string
);
7508 /* next try expanding things like $VIM and ${HOME} */
7509 string
= expand_env_save(name
- 1);
7510 if (string
!= NULL
&& *string
== '$')
7518 rettv
->v_type
= VAR_STRING
;
7519 rettv
->vval
.v_string
= string
;
7526 * Array with names and number of arguments of all internal functions
7527 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
7531 char *f_name
; /* function name */
7532 char f_min_argc
; /* minimal number of arguments */
7533 char f_max_argc
; /* maximal number of arguments */
7534 void (*f_func
) __ARGS((typval_T
*args
, typval_T
*rvar
));
7535 /* implementation of function */
7539 {"abs", 1, 1, f_abs
},
7541 {"add", 2, 2, f_add
},
7542 {"append", 2, 2, f_append
},
7543 {"argc", 0, 0, f_argc
},
7544 {"argidx", 0, 0, f_argidx
},
7545 {"argv", 0, 1, f_argv
},
7547 {"atan", 1, 1, f_atan
},
7549 {"browse", 4, 4, f_browse
},
7550 {"browsedir", 2, 2, f_browsedir
},
7551 {"bufexists", 1, 1, f_bufexists
},
7552 {"buffer_exists", 1, 1, f_bufexists
}, /* obsolete */
7553 {"buffer_name", 1, 1, f_bufname
}, /* obsolete */
7554 {"buffer_number", 1, 1, f_bufnr
}, /* obsolete */
7555 {"buflisted", 1, 1, f_buflisted
},
7556 {"bufloaded", 1, 1, f_bufloaded
},
7557 {"bufname", 1, 1, f_bufname
},
7558 {"bufnr", 1, 2, f_bufnr
},
7559 {"bufwinnr", 1, 1, f_bufwinnr
},
7560 {"byte2line", 1, 1, f_byte2line
},
7561 {"byteidx", 2, 2, f_byteidx
},
7562 {"call", 2, 3, f_call
},
7564 {"ceil", 1, 1, f_ceil
},
7566 {"changenr", 0, 0, f_changenr
},
7567 {"char2nr", 1, 1, f_char2nr
},
7568 {"cindent", 1, 1, f_cindent
},
7569 {"clearmatches", 0, 0, f_clearmatches
},
7570 {"col", 1, 1, f_col
},
7571 #if defined(FEAT_INS_EXPAND)
7572 {"complete", 2, 2, f_complete
},
7573 {"complete_add", 1, 1, f_complete_add
},
7574 {"complete_check", 0, 0, f_complete_check
},
7576 {"confirm", 1, 4, f_confirm
},
7577 {"copy", 1, 1, f_copy
},
7579 {"cos", 1, 1, f_cos
},
7581 {"count", 2, 4, f_count
},
7582 {"cscope_connection",0,3, f_cscope_connection
},
7583 {"cursor", 1, 3, f_cursor
},
7584 {"deepcopy", 1, 2, f_deepcopy
},
7585 {"delete", 1, 1, f_delete
},
7586 {"did_filetype", 0, 0, f_did_filetype
},
7587 {"diff_filler", 1, 1, f_diff_filler
},
7588 {"diff_hlID", 2, 2, f_diff_hlID
},
7589 {"empty", 1, 1, f_empty
},
7590 {"escape", 2, 2, f_escape
},
7591 {"eval", 1, 1, f_eval
},
7592 {"eventhandler", 0, 0, f_eventhandler
},
7593 {"executable", 1, 1, f_executable
},
7594 {"exists", 1, 1, f_exists
},
7595 {"expand", 1, 2, f_expand
},
7596 {"extend", 2, 3, f_extend
},
7597 {"feedkeys", 1, 2, f_feedkeys
},
7598 {"file_readable", 1, 1, f_filereadable
}, /* obsolete */
7599 {"filereadable", 1, 1, f_filereadable
},
7600 {"filewritable", 1, 1, f_filewritable
},
7601 {"filter", 2, 2, f_filter
},
7602 {"finddir", 1, 3, f_finddir
},
7603 {"findfile", 1, 3, f_findfile
},
7605 {"float2nr", 1, 1, f_float2nr
},
7606 {"floor", 1, 1, f_floor
},
7608 {"fnameescape", 1, 1, f_fnameescape
},
7609 {"fnamemodify", 2, 2, f_fnamemodify
},
7610 {"foldclosed", 1, 1, f_foldclosed
},
7611 {"foldclosedend", 1, 1, f_foldclosedend
},
7612 {"foldlevel", 1, 1, f_foldlevel
},
7613 {"foldtext", 0, 0, f_foldtext
},
7614 {"foldtextresult", 1, 1, f_foldtextresult
},
7615 {"foreground", 0, 0, f_foreground
},
7616 {"function", 1, 1, f_function
},
7617 {"garbagecollect", 0, 1, f_garbagecollect
},
7618 {"get", 2, 3, f_get
},
7619 {"getbufline", 2, 3, f_getbufline
},
7620 {"getbufvar", 2, 2, f_getbufvar
},
7621 {"getchar", 0, 1, f_getchar
},
7622 {"getcharmod", 0, 0, f_getcharmod
},
7623 {"getcmdline", 0, 0, f_getcmdline
},
7624 {"getcmdpos", 0, 0, f_getcmdpos
},
7625 {"getcmdtype", 0, 0, f_getcmdtype
},
7626 {"getcwd", 0, 0, f_getcwd
},
7627 {"getfontname", 0, 1, f_getfontname
},
7628 {"getfperm", 1, 1, f_getfperm
},
7629 {"getfsize", 1, 1, f_getfsize
},
7630 {"getftime", 1, 1, f_getftime
},
7631 {"getftype", 1, 1, f_getftype
},
7632 {"getline", 1, 2, f_getline
},
7633 {"getloclist", 1, 1, f_getqflist
},
7634 {"getmatches", 0, 0, f_getmatches
},
7635 {"getpid", 0, 0, f_getpid
},
7636 {"getpos", 1, 1, f_getpos
},
7637 {"getqflist", 0, 0, f_getqflist
},
7638 {"getreg", 0, 2, f_getreg
},
7639 {"getregtype", 0, 1, f_getregtype
},
7640 {"gettabwinvar", 3, 3, f_gettabwinvar
},
7641 {"getwinposx", 0, 0, f_getwinposx
},
7642 {"getwinposy", 0, 0, f_getwinposy
},
7643 {"getwinvar", 2, 2, f_getwinvar
},
7644 {"glob", 1, 2, f_glob
},
7645 {"globpath", 2, 3, f_globpath
},
7646 {"has", 1, 1, f_has
},
7647 {"has_key", 2, 2, f_has_key
},
7648 {"haslocaldir", 0, 0, f_haslocaldir
},
7649 {"hasmapto", 1, 3, f_hasmapto
},
7650 {"highlightID", 1, 1, f_hlID
}, /* obsolete */
7651 {"highlight_exists",1, 1, f_hlexists
}, /* obsolete */
7652 {"histadd", 2, 2, f_histadd
},
7653 {"histdel", 1, 2, f_histdel
},
7654 {"histget", 1, 2, f_histget
},
7655 {"histnr", 1, 1, f_histnr
},
7656 {"hlID", 1, 1, f_hlID
},
7657 {"hlexists", 1, 1, f_hlexists
},
7658 {"hostname", 0, 0, f_hostname
},
7659 {"iconv", 3, 3, f_iconv
},
7660 {"indent", 1, 1, f_indent
},
7661 {"index", 2, 4, f_index
},
7662 {"input", 1, 3, f_input
},
7663 {"inputdialog", 1, 3, f_inputdialog
},
7664 {"inputlist", 1, 1, f_inputlist
},
7665 {"inputrestore", 0, 0, f_inputrestore
},
7666 {"inputsave", 0, 0, f_inputsave
},
7667 {"inputsecret", 1, 2, f_inputsecret
},
7668 {"insert", 2, 3, f_insert
},
7669 {"isdirectory", 1, 1, f_isdirectory
},
7670 {"islocked", 1, 1, f_islocked
},
7671 {"items", 1, 1, f_items
},
7672 {"join", 1, 2, f_join
},
7673 {"keys", 1, 1, f_keys
},
7674 {"last_buffer_nr", 0, 0, f_last_buffer_nr
},/* obsolete */
7675 {"len", 1, 1, f_len
},
7676 {"libcall", 3, 3, f_libcall
},
7677 {"libcallnr", 3, 3, f_libcallnr
},
7678 {"line", 1, 1, f_line
},
7679 {"line2byte", 1, 1, f_line2byte
},
7680 {"lispindent", 1, 1, f_lispindent
},
7681 {"localtime", 0, 0, f_localtime
},
7683 {"log10", 1, 1, f_log10
},
7685 {"map", 2, 2, f_map
},
7686 {"maparg", 1, 3, f_maparg
},
7687 {"mapcheck", 1, 3, f_mapcheck
},
7688 {"match", 2, 4, f_match
},
7689 {"matchadd", 2, 4, f_matchadd
},
7690 {"matcharg", 1, 1, f_matcharg
},
7691 {"matchdelete", 1, 1, f_matchdelete
},
7692 {"matchend", 2, 4, f_matchend
},
7693 {"matchlist", 2, 4, f_matchlist
},
7694 {"matchstr", 2, 4, f_matchstr
},
7695 {"max", 1, 1, f_max
},
7696 {"min", 1, 1, f_min
},
7698 {"mkdir", 1, 3, f_mkdir
},
7700 {"mode", 0, 1, f_mode
},
7701 {"nextnonblank", 1, 1, f_nextnonblank
},
7702 {"nr2char", 1, 1, f_nr2char
},
7703 {"pathshorten", 1, 1, f_pathshorten
},
7705 {"pow", 2, 2, f_pow
},
7707 {"prevnonblank", 1, 1, f_prevnonblank
},
7708 {"printf", 2, 19, f_printf
},
7709 {"pumvisible", 0, 0, f_pumvisible
},
7710 {"range", 1, 3, f_range
},
7711 {"readfile", 1, 3, f_readfile
},
7712 {"reltime", 0, 2, f_reltime
},
7713 {"reltimestr", 1, 1, f_reltimestr
},
7714 {"remote_expr", 2, 3, f_remote_expr
},
7715 {"remote_foreground", 1, 1, f_remote_foreground
},
7716 {"remote_peek", 1, 2, f_remote_peek
},
7717 {"remote_read", 1, 1, f_remote_read
},
7718 {"remote_send", 2, 3, f_remote_send
},
7719 {"remove", 2, 3, f_remove
},
7720 {"rename", 2, 2, f_rename
},
7721 {"repeat", 2, 2, f_repeat
},
7722 {"resolve", 1, 1, f_resolve
},
7723 {"reverse", 1, 1, f_reverse
},
7725 {"round", 1, 1, f_round
},
7727 {"search", 1, 4, f_search
},
7728 {"searchdecl", 1, 3, f_searchdecl
},
7729 {"searchpair", 3, 7, f_searchpair
},
7730 {"searchpairpos", 3, 7, f_searchpairpos
},
7731 {"searchpos", 1, 4, f_searchpos
},
7732 {"server2client", 2, 2, f_server2client
},
7733 {"serverlist", 0, 0, f_serverlist
},
7734 {"setbufvar", 3, 3, f_setbufvar
},
7735 {"setcmdpos", 1, 1, f_setcmdpos
},
7736 {"setline", 2, 2, f_setline
},
7737 {"setloclist", 2, 3, f_setloclist
},
7738 {"setmatches", 1, 1, f_setmatches
},
7739 {"setpos", 2, 2, f_setpos
},
7740 {"setqflist", 1, 2, f_setqflist
},
7741 {"setreg", 2, 3, f_setreg
},
7742 {"settabwinvar", 4, 4, f_settabwinvar
},
7743 {"setwinvar", 3, 3, f_setwinvar
},
7744 {"shellescape", 1, 2, f_shellescape
},
7745 {"simplify", 1, 1, f_simplify
},
7747 {"sin", 1, 1, f_sin
},
7749 {"sort", 1, 2, f_sort
},
7750 {"soundfold", 1, 1, f_soundfold
},
7751 {"spellbadword", 0, 1, f_spellbadword
},
7752 {"spellsuggest", 1, 3, f_spellsuggest
},
7753 {"split", 1, 3, f_split
},
7755 {"sqrt", 1, 1, f_sqrt
},
7756 {"str2float", 1, 1, f_str2float
},
7758 {"str2nr", 1, 2, f_str2nr
},
7759 #ifdef HAVE_STRFTIME
7760 {"strftime", 1, 2, f_strftime
},
7762 {"stridx", 2, 3, f_stridx
},
7763 {"string", 1, 1, f_string
},
7764 {"strlen", 1, 1, f_strlen
},
7765 {"strpart", 2, 3, f_strpart
},
7766 {"strridx", 2, 3, f_strridx
},
7767 {"strtrans", 1, 1, f_strtrans
},
7768 {"submatch", 1, 1, f_submatch
},
7769 {"substitute", 4, 4, f_substitute
},
7770 {"synID", 3, 3, f_synID
},
7771 {"synIDattr", 2, 3, f_synIDattr
},
7772 {"synIDtrans", 1, 1, f_synIDtrans
},
7773 {"synstack", 2, 2, f_synstack
},
7774 {"system", 1, 2, f_system
},
7775 {"tabpagebuflist", 0, 1, f_tabpagebuflist
},
7776 {"tabpagenr", 0, 1, f_tabpagenr
},
7777 {"tabpagewinnr", 1, 2, f_tabpagewinnr
},
7778 {"tagfiles", 0, 0, f_tagfiles
},
7779 {"taglist", 1, 1, f_taglist
},
7780 {"tempname", 0, 0, f_tempname
},
7781 {"test", 1, 1, f_test
},
7782 {"tolower", 1, 1, f_tolower
},
7783 {"toupper", 1, 1, f_toupper
},
7786 {"trunc", 1, 1, f_trunc
},
7788 {"type", 1, 1, f_type
},
7789 {"values", 1, 1, f_values
},
7790 {"virtcol", 1, 1, f_virtcol
},
7791 {"visualmode", 0, 1, f_visualmode
},
7792 {"winbufnr", 1, 1, f_winbufnr
},
7793 {"wincol", 0, 0, f_wincol
},
7794 {"winheight", 1, 1, f_winheight
},
7795 {"winline", 0, 0, f_winline
},
7796 {"winnr", 0, 1, f_winnr
},
7797 {"winrestcmd", 0, 0, f_winrestcmd
},
7798 {"winrestview", 1, 1, f_winrestview
},
7799 {"winsaveview", 0, 0, f_winsaveview
},
7800 {"winwidth", 1, 1, f_winwidth
},
7801 {"writefile", 2, 3, f_writefile
},
7804 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
7807 * Function given to ExpandGeneric() to obtain the list of internal
7808 * or user defined function names.
7811 get_function_name(xp
, idx
)
7815 static int intidx
= -1;
7822 name
= get_user_func_name(xp
, idx
);
7826 if (++intidx
< (int)(sizeof(functions
) / sizeof(struct fst
)))
7828 STRCPY(IObuff
, functions
[intidx
].f_name
);
7829 STRCAT(IObuff
, "(");
7830 if (functions
[intidx
].f_max_argc
== 0)
7831 STRCAT(IObuff
, ")");
7839 * Function given to ExpandGeneric() to obtain the list of internal or
7840 * user defined variable or function names.
7843 get_expr_name(xp
, idx
)
7847 static int intidx
= -1;
7854 name
= get_function_name(xp
, idx
);
7858 return get_user_var_name(xp
, ++intidx
);
7861 #endif /* FEAT_CMDL_COMPL */
7864 * Find internal function in table above.
7865 * Return index, or -1 if not found
7868 find_internal_func(name
)
7869 char_u
*name
; /* name of the function */
7872 int last
= (int)(sizeof(functions
) / sizeof(struct fst
)) - 1;
7877 * Find the function name in the table. Binary search.
7879 while (first
<= last
)
7881 x
= first
+ ((unsigned)(last
- first
) >> 1);
7882 cmp
= STRCMP(name
, functions
[x
].f_name
);
7894 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
7895 * name it contains, otherwise return "name".
7898 deref_func_name(name
, lenp
)
7907 v
= find_var(name
, NULL
);
7909 if (v
!= NULL
&& v
->di_tv
.v_type
== VAR_FUNC
)
7911 if (v
->di_tv
.vval
.v_string
== NULL
)
7914 return (char_u
*)""; /* just in case */
7916 *lenp
= (int)STRLEN(v
->di_tv
.vval
.v_string
);
7917 return v
->di_tv
.vval
.v_string
;
7924 * Allocate a variable for the result of a function.
7925 * Return OK or FAIL.
7928 get_func_tv(name
, len
, rettv
, arg
, firstline
, lastline
, doesrange
,
7930 char_u
*name
; /* name of the function */
7931 int len
; /* length of "name" */
7933 char_u
**arg
; /* argument, pointing to the '(' */
7934 linenr_T firstline
; /* first line of range */
7935 linenr_T lastline
; /* last line of range */
7936 int *doesrange
; /* return: function handled range */
7938 dict_T
*selfdict
; /* Dictionary for "self" */
7942 typval_T argvars
[MAX_FUNC_ARGS
+ 1]; /* vars for arguments */
7943 int argcount
= 0; /* number of arguments found */
7946 * Get the arguments.
7949 while (argcount
< MAX_FUNC_ARGS
)
7951 argp
= skipwhite(argp
+ 1); /* skip the '(' or ',' */
7952 if (*argp
== ')' || *argp
== ',' || *argp
== NUL
)
7954 if (eval1(&argp
, &argvars
[argcount
], evaluate
) == FAIL
)
7969 ret
= call_func(name
, len
, rettv
, argcount
, argvars
,
7970 firstline
, lastline
, doesrange
, evaluate
, selfdict
);
7971 else if (!aborting())
7973 if (argcount
== MAX_FUNC_ARGS
)
7974 emsg_funcname(N_("E740: Too many arguments for function %s"), name
);
7976 emsg_funcname(N_("E116: Invalid arguments for function %s"), name
);
7979 while (--argcount
>= 0)
7980 clear_tv(&argvars
[argcount
]);
7982 *arg
= skipwhite(argp
);
7988 * Call a function with its resolved parameters
7989 * Return OK when the function can't be called, FAIL otherwise.
7990 * Also returns OK when an error was encountered while executing the function.
7993 call_func(name
, len
, rettv
, argcount
, argvars
, firstline
, lastline
,
7994 doesrange
, evaluate
, selfdict
)
7995 char_u
*name
; /* name of the function */
7996 int len
; /* length of "name" */
7997 typval_T
*rettv
; /* return value goes here */
7998 int argcount
; /* number of "argvars" */
7999 typval_T
*argvars
; /* vars for arguments, must have "argcount"
8000 PLUS ONE elements! */
8001 linenr_T firstline
; /* first line of range */
8002 linenr_T lastline
; /* last line of range */
8003 int *doesrange
; /* return: function handled range */
8005 dict_T
*selfdict
; /* Dictionary for "self" */
8008 #define ERROR_UNKNOWN 0
8009 #define ERROR_TOOMANY 1
8010 #define ERROR_TOOFEW 2
8011 #define ERROR_SCRIPT 3
8012 #define ERROR_DICT 4
8013 #define ERROR_NONE 5
8014 #define ERROR_OTHER 6
8015 int error
= ERROR_NONE
;
8020 #define FLEN_FIXED 40
8021 char_u fname_buf
[FLEN_FIXED
+ 1];
8025 * In a script change <SID>name() and s:name() to K_SNR 123_name().
8026 * Change <SNR>123_name() to K_SNR 123_name().
8027 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
8031 llen
= eval_fname_script(name
);
8034 fname_buf
[0] = K_SPECIAL
;
8035 fname_buf
[1] = KS_EXTRA
;
8036 fname_buf
[2] = (int)KE_SNR
;
8038 if (eval_fname_sid(name
)) /* "<SID>" or "s:" */
8040 if (current_SID
<= 0)
8041 error
= ERROR_SCRIPT
;
8044 sprintf((char *)fname_buf
+ 3, "%ld_", (long)current_SID
);
8045 i
= (int)STRLEN(fname_buf
);
8048 if (i
+ STRLEN(name
+ llen
) < FLEN_FIXED
)
8050 STRCPY(fname_buf
+ i
, name
+ llen
);
8055 fname
= alloc((unsigned)(i
+ STRLEN(name
+ llen
) + 1));
8057 error
= ERROR_OTHER
;
8060 mch_memmove(fname
, fname_buf
, (size_t)i
);
8061 STRCPY(fname
+ i
, name
+ llen
);
8071 /* execute the function if no errors detected and executing */
8072 if (evaluate
&& error
== ERROR_NONE
)
8074 rettv
->v_type
= VAR_NUMBER
; /* default rettv is number zero */
8075 rettv
->vval
.v_number
= 0;
8076 error
= ERROR_UNKNOWN
;
8078 if (!builtin_function(fname
))
8081 * User defined function.
8083 fp
= find_func(fname
);
8086 /* Trigger FuncUndefined event, may load the function. */
8088 && apply_autocmds(EVENT_FUNCUNDEFINED
,
8089 fname
, fname
, TRUE
, NULL
)
8092 /* executed an autocommand, search for the function again */
8093 fp
= find_func(fname
);
8096 /* Try loading a package. */
8097 if (fp
== NULL
&& script_autoload(fname
, TRUE
) && !aborting())
8099 /* loaded a package, search for the function again */
8100 fp
= find_func(fname
);
8105 if (fp
->uf_flags
& FC_RANGE
)
8107 if (argcount
< fp
->uf_args
.ga_len
)
8108 error
= ERROR_TOOFEW
;
8109 else if (!fp
->uf_varargs
&& argcount
> fp
->uf_args
.ga_len
)
8110 error
= ERROR_TOOMANY
;
8111 else if ((fp
->uf_flags
& FC_DICT
) && selfdict
== NULL
)
8116 * Call the user function.
8117 * Save and restore search patterns, script variables and
8120 save_search_patterns();
8123 call_user_func(fp
, argcount
, argvars
, rettv
,
8124 firstline
, lastline
,
8125 (fp
->uf_flags
& FC_DICT
) ? selfdict
: NULL
);
8126 if (--fp
->uf_calls
<= 0 && isdigit(*fp
->uf_name
)
8127 && fp
->uf_refcount
<= 0)
8128 /* Function was unreferenced while being used, free it
8132 restore_search_patterns();
8140 * Find the function name in the table, call its implementation.
8142 i
= find_internal_func(fname
);
8145 if (argcount
< functions
[i
].f_min_argc
)
8146 error
= ERROR_TOOFEW
;
8147 else if (argcount
> functions
[i
].f_max_argc
)
8148 error
= ERROR_TOOMANY
;
8151 argvars
[argcount
].v_type
= VAR_UNKNOWN
;
8152 functions
[i
].f_func(argvars
, rettv
);
8158 * The function call (or "FuncUndefined" autocommand sequence) might
8159 * have been aborted by an error, an interrupt, or an explicitly thrown
8160 * exception that has not been caught so far. This situation can be
8161 * tested for by calling aborting(). For an error in an internal
8162 * function or for the "E132" error in call_user_func(), however, the
8163 * throw point at which the "force_abort" flag (temporarily reset by
8164 * emsg()) is normally updated has not been reached yet. We need to
8165 * update that flag first to make aborting() reliable.
8167 update_force_abort();
8169 if (error
== ERROR_NONE
)
8173 * Report an error unless the argument evaluation or function call has been
8174 * cancelled due to an aborting error, an interrupt, or an exception.
8181 emsg_funcname(N_("E117: Unknown function: %s"), name
);
8184 emsg_funcname(e_toomanyarg
, name
);
8187 emsg_funcname(N_("E119: Not enough arguments for function: %s"),
8191 emsg_funcname(N_("E120: Using <SID> not in a script context: %s"),
8195 emsg_funcname(N_("E725: Calling dict function without Dictionary: %s"),
8202 if (fname
!= name
&& fname
!= fname_buf
)
8209 * Give an error message with a function name. Handle <SNR> things.
8210 * "ermsg" is to be passed without translation, use N_() instead of _().
8213 emsg_funcname(ermsg
, name
)
8219 if (*name
== K_SPECIAL
)
8220 p
= concat_str((char_u
*)"<SNR>", name
+ 3);
8229 * Return TRUE for a non-zero Number and a non-empty String.
8232 non_zero_arg(argvars
)
8235 return ((argvars
[0].v_type
== VAR_NUMBER
8236 && argvars
[0].vval
.v_number
!= 0)
8237 || (argvars
[0].v_type
== VAR_STRING
8238 && argvars
[0].vval
.v_string
!= NULL
8239 && *argvars
[0].vval
.v_string
!= NUL
));
8242 /*********************************************
8243 * Implementation of the built-in functions
8248 * "abs(expr)" function
8251 f_abs(argvars
, rettv
)
8255 if (argvars
[0].v_type
== VAR_FLOAT
)
8257 rettv
->v_type
= VAR_FLOAT
;
8258 rettv
->vval
.v_float
= fabs(argvars
[0].vval
.v_float
);
8265 n
= get_tv_number_chk(&argvars
[0], &error
);
8267 rettv
->vval
.v_number
= -1;
8269 rettv
->vval
.v_number
= n
;
8271 rettv
->vval
.v_number
= -n
;
8277 * "add(list, item)" function
8280 f_add(argvars
, rettv
)
8286 rettv
->vval
.v_number
= 1; /* Default: Failed */
8287 if (argvars
[0].v_type
== VAR_LIST
)
8289 if ((l
= argvars
[0].vval
.v_list
) != NULL
8290 && !tv_check_lock(l
->lv_lock
, (char_u
*)"add()")
8291 && list_append_tv(l
, &argvars
[1]) == OK
)
8292 copy_tv(&argvars
[0], rettv
);
8299 * "append(lnum, string/list)" function
8302 f_append(argvars
, rettv
)
8309 listitem_T
*li
= NULL
;
8313 lnum
= get_tv_lnum(argvars
);
8315 && lnum
<= curbuf
->b_ml
.ml_line_count
8316 && u_save(lnum
, lnum
+ 1) == OK
)
8318 if (argvars
[1].v_type
== VAR_LIST
)
8320 l
= argvars
[1].vval
.v_list
;
8328 tv
= &argvars
[1]; /* append a string */
8329 else if (li
== NULL
)
8330 break; /* end of list */
8332 tv
= &li
->li_tv
; /* append item from list */
8333 line
= get_tv_string_chk(tv
);
8334 if (line
== NULL
) /* type error */
8336 rettv
->vval
.v_number
= 1; /* Failed */
8339 ml_append(lnum
+ added
, line
, (colnr_T
)0, FALSE
);
8346 appended_lines_mark(lnum
, added
);
8347 if (curwin
->w_cursor
.lnum
> lnum
)
8348 curwin
->w_cursor
.lnum
+= added
;
8351 rettv
->vval
.v_number
= 1; /* Failed */
8358 f_argc(argvars
, rettv
)
8359 typval_T
*argvars UNUSED
;
8362 rettv
->vval
.v_number
= ARGCOUNT
;
8366 * "argidx()" function
8369 f_argidx(argvars
, rettv
)
8370 typval_T
*argvars UNUSED
;
8373 rettv
->vval
.v_number
= curwin
->w_arg_idx
;
8377 * "argv(nr)" function
8380 f_argv(argvars
, rettv
)
8386 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
8388 idx
= get_tv_number_chk(&argvars
[0], NULL
);
8389 if (idx
>= 0 && idx
< ARGCOUNT
)
8390 rettv
->vval
.v_string
= vim_strsave(alist_name(&ARGLIST
[idx
]));
8392 rettv
->vval
.v_string
= NULL
;
8393 rettv
->v_type
= VAR_STRING
;
8395 else if (rettv_list_alloc(rettv
) == OK
)
8396 for (idx
= 0; idx
< ARGCOUNT
; ++idx
)
8397 list_append_string(rettv
->vval
.v_list
,
8398 alist_name(&ARGLIST
[idx
]), -1);
8402 static int get_float_arg
__ARGS((typval_T
*argvars
, float_T
*f
));
8405 * Get the float value of "argvars[0]" into "f".
8406 * Returns FAIL when the argument is not a Number or Float.
8409 get_float_arg(argvars
, f
)
8413 if (argvars
[0].v_type
== VAR_FLOAT
)
8415 *f
= argvars
[0].vval
.v_float
;
8418 if (argvars
[0].v_type
== VAR_NUMBER
)
8420 *f
= (float_T
)argvars
[0].vval
.v_number
;
8423 EMSG(_("E808: Number or Float required"));
8431 f_atan(argvars
, rettv
)
8437 rettv
->v_type
= VAR_FLOAT
;
8438 if (get_float_arg(argvars
, &f
) == OK
)
8439 rettv
->vval
.v_float
= atan(f
);
8441 rettv
->vval
.v_float
= 0.0;
8446 * "browse(save, title, initdir, default)" function
8449 f_browse(argvars
, rettv
)
8450 typval_T
*argvars UNUSED
;
8458 char_u buf
[NUMBUFLEN
];
8459 char_u buf2
[NUMBUFLEN
];
8462 save
= get_tv_number_chk(&argvars
[0], &error
);
8463 title
= get_tv_string_chk(&argvars
[1]);
8464 initdir
= get_tv_string_buf_chk(&argvars
[2], buf
);
8465 defname
= get_tv_string_buf_chk(&argvars
[3], buf2
);
8467 if (error
|| title
== NULL
|| initdir
== NULL
|| defname
== NULL
)
8468 rettv
->vval
.v_string
= NULL
;
8470 rettv
->vval
.v_string
=
8471 do_browse(save
? BROWSE_SAVE
: 0,
8472 title
, defname
, NULL
, initdir
, NULL
, curbuf
);
8474 rettv
->vval
.v_string
= NULL
;
8476 rettv
->v_type
= VAR_STRING
;
8480 * "browsedir(title, initdir)" function
8483 f_browsedir(argvars
, rettv
)
8484 typval_T
*argvars UNUSED
;
8490 char_u buf
[NUMBUFLEN
];
8492 title
= get_tv_string_chk(&argvars
[0]);
8493 initdir
= get_tv_string_buf_chk(&argvars
[1], buf
);
8495 if (title
== NULL
|| initdir
== NULL
)
8496 rettv
->vval
.v_string
= NULL
;
8498 rettv
->vval
.v_string
= do_browse(BROWSE_DIR
,
8499 title
, NULL
, NULL
, initdir
, NULL
, curbuf
);
8501 rettv
->vval
.v_string
= NULL
;
8503 rettv
->v_type
= VAR_STRING
;
8506 static buf_T
*find_buffer
__ARGS((typval_T
*avar
));
8509 * Find a buffer by number or exact name.
8517 if (avar
->v_type
== VAR_NUMBER
)
8518 buf
= buflist_findnr((int)avar
->vval
.v_number
);
8519 else if (avar
->v_type
== VAR_STRING
&& avar
->vval
.v_string
!= NULL
)
8521 buf
= buflist_findname_exp(avar
->vval
.v_string
);
8524 /* No full path name match, try a match with a URL or a "nofile"
8525 * buffer, these don't use the full path. */
8526 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
8527 if (buf
->b_fname
!= NULL
8528 && (path_with_url(buf
->b_fname
)
8529 #ifdef FEAT_QUICKFIX
8533 && STRCMP(buf
->b_fname
, avar
->vval
.v_string
) == 0)
8541 * "bufexists(expr)" function
8544 f_bufexists(argvars
, rettv
)
8548 rettv
->vval
.v_number
= (find_buffer(&argvars
[0]) != NULL
);
8552 * "buflisted(expr)" function
8555 f_buflisted(argvars
, rettv
)
8561 buf
= find_buffer(&argvars
[0]);
8562 rettv
->vval
.v_number
= (buf
!= NULL
&& buf
->b_p_bl
);
8566 * "bufloaded(expr)" function
8569 f_bufloaded(argvars
, rettv
)
8575 buf
= find_buffer(&argvars
[0]);
8576 rettv
->vval
.v_number
= (buf
!= NULL
&& buf
->b_ml
.ml_mfp
!= NULL
);
8579 static buf_T
*get_buf_tv
__ARGS((typval_T
*tv
));
8582 * Get buffer by number or pattern.
8588 char_u
*name
= tv
->vval
.v_string
;
8593 if (tv
->v_type
== VAR_NUMBER
)
8594 return buflist_findnr((int)tv
->vval
.v_number
);
8595 if (tv
->v_type
!= VAR_STRING
)
8597 if (name
== NULL
|| *name
== NUL
)
8599 if (name
[0] == '$' && name
[1] == NUL
)
8602 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
8603 save_magic
= p_magic
;
8606 p_cpo
= (char_u
*)"";
8608 buf
= buflist_findnr(buflist_findpat(name
, name
+ STRLEN(name
),
8611 p_magic
= save_magic
;
8614 /* If not found, try expanding the name, like done for bufexists(). */
8616 buf
= find_buffer(tv
);
8622 * "bufname(expr)" function
8625 f_bufname(argvars
, rettv
)
8631 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8633 buf
= get_buf_tv(&argvars
[0]);
8634 rettv
->v_type
= VAR_STRING
;
8635 if (buf
!= NULL
&& buf
->b_fname
!= NULL
)
8636 rettv
->vval
.v_string
= vim_strsave(buf
->b_fname
);
8638 rettv
->vval
.v_string
= NULL
;
8643 * "bufnr(expr)" function
8646 f_bufnr(argvars
, rettv
)
8654 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8656 buf
= get_buf_tv(&argvars
[0]);
8659 /* If the buffer isn't found and the second argument is not zero create a
8662 && argvars
[1].v_type
!= VAR_UNKNOWN
8663 && get_tv_number_chk(&argvars
[1], &error
) != 0
8665 && (name
= get_tv_string_chk(&argvars
[0])) != NULL
8667 buf
= buflist_new(name
, NULL
, (linenr_T
)1, 0);
8670 rettv
->vval
.v_number
= buf
->b_fnum
;
8672 rettv
->vval
.v_number
= -1;
8676 * "bufwinnr(nr)" function
8679 f_bufwinnr(argvars
, rettv
)
8689 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8691 buf
= get_buf_tv(&argvars
[0]);
8693 for (wp
= firstwin
; wp
; wp
= wp
->w_next
)
8696 if (wp
->w_buffer
== buf
)
8699 rettv
->vval
.v_number
= (wp
!= NULL
? winnr
: -1);
8701 rettv
->vval
.v_number
= (curwin
->w_buffer
== buf
? 1 : -1);
8707 * "byte2line(byte)" function
8710 f_byte2line(argvars
, rettv
)
8711 typval_T
*argvars UNUSED
;
8714 #ifndef FEAT_BYTEOFF
8715 rettv
->vval
.v_number
= -1;
8719 boff
= get_tv_number(&argvars
[0]) - 1; /* boff gets -1 on type error */
8721 rettv
->vval
.v_number
= -1;
8723 rettv
->vval
.v_number
= ml_find_line_or_offset(curbuf
,
8724 (linenr_T
)0, &boff
);
8729 * "byteidx()" function
8732 f_byteidx(argvars
, rettv
)
8742 str
= get_tv_string_chk(&argvars
[0]);
8743 idx
= get_tv_number_chk(&argvars
[1], NULL
);
8744 rettv
->vval
.v_number
= -1;
8745 if (str
== NULL
|| idx
< 0)
8750 for ( ; idx
> 0; idx
--)
8752 if (*t
== NUL
) /* EOL reached */
8754 t
+= (*mb_ptr2len
)(t
);
8756 rettv
->vval
.v_number
= (varnumber_T
)(t
- str
);
8758 if ((size_t)idx
<= STRLEN(str
))
8759 rettv
->vval
.v_number
= idx
;
8764 * "call(func, arglist)" function
8767 f_call(argvars
, rettv
)
8772 typval_T argv
[MAX_FUNC_ARGS
+ 1];
8776 dict_T
*selfdict
= NULL
;
8778 if (argvars
[1].v_type
!= VAR_LIST
)
8783 if (argvars
[1].vval
.v_list
== NULL
)
8786 if (argvars
[0].v_type
== VAR_FUNC
)
8787 func
= argvars
[0].vval
.v_string
;
8789 func
= get_tv_string(&argvars
[0]);
8791 return; /* type error or empty name */
8793 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
8795 if (argvars
[2].v_type
!= VAR_DICT
)
8800 selfdict
= argvars
[2].vval
.v_dict
;
8803 for (item
= argvars
[1].vval
.v_list
->lv_first
; item
!= NULL
;
8804 item
= item
->li_next
)
8806 if (argc
== MAX_FUNC_ARGS
)
8808 EMSG(_("E699: Too many arguments"));
8811 /* Make a copy of each argument. This is needed to be able to set
8812 * v_lock to VAR_FIXED in the copy without changing the original list.
8814 copy_tv(&item
->li_tv
, &argv
[argc
++]);
8818 (void)call_func(func
, (int)STRLEN(func
), rettv
, argc
, argv
,
8819 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
8820 &dummy
, TRUE
, selfdict
);
8822 /* Free the arguments. */
8824 clear_tv(&argv
[--argc
]);
8829 * "ceil({float})" function
8832 f_ceil(argvars
, rettv
)
8838 rettv
->v_type
= VAR_FLOAT
;
8839 if (get_float_arg(argvars
, &f
) == OK
)
8840 rettv
->vval
.v_float
= ceil(f
);
8842 rettv
->vval
.v_float
= 0.0;
8847 * "changenr()" function
8850 f_changenr(argvars
, rettv
)
8851 typval_T
*argvars UNUSED
;
8854 rettv
->vval
.v_number
= curbuf
->b_u_seq_cur
;
8858 * "char2nr(string)" function
8861 f_char2nr(argvars
, rettv
)
8867 rettv
->vval
.v_number
= (*mb_ptr2char
)(get_tv_string(&argvars
[0]));
8870 rettv
->vval
.v_number
= get_tv_string(&argvars
[0])[0];
8874 * "cindent(lnum)" function
8877 f_cindent(argvars
, rettv
)
8885 pos
= curwin
->w_cursor
;
8886 lnum
= get_tv_lnum(argvars
);
8887 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
8889 curwin
->w_cursor
.lnum
= lnum
;
8890 rettv
->vval
.v_number
= get_c_indent();
8891 curwin
->w_cursor
= pos
;
8895 rettv
->vval
.v_number
= -1;
8899 * "clearmatches()" function
8902 f_clearmatches(argvars
, rettv
)
8903 typval_T
*argvars UNUSED
;
8904 typval_T
*rettv UNUSED
;
8906 #ifdef FEAT_SEARCH_EXTRA
8907 clear_matches(curwin
);
8912 * "col(string)" function
8915 f_col(argvars
, rettv
)
8921 int fnum
= curbuf
->b_fnum
;
8923 fp
= var2fpos(&argvars
[0], FALSE
, &fnum
);
8924 if (fp
!= NULL
&& fnum
== curbuf
->b_fnum
)
8926 if (fp
->col
== MAXCOL
)
8928 /* '> can be MAXCOL, get the length of the line then */
8929 if (fp
->lnum
<= curbuf
->b_ml
.ml_line_count
)
8930 col
= (colnr_T
)STRLEN(ml_get(fp
->lnum
)) + 1;
8937 #ifdef FEAT_VIRTUALEDIT
8938 /* col(".") when the cursor is on the NUL at the end of the line
8939 * because of "coladd" can be seen as an extra column. */
8940 if (virtual_active() && fp
== &curwin
->w_cursor
)
8942 char_u
*p
= ml_get_cursor();
8944 if (curwin
->w_cursor
.coladd
>= (colnr_T
)chartabsize(p
,
8945 curwin
->w_virtcol
- curwin
->w_cursor
.coladd
))
8950 if (*p
!= NUL
&& p
[(l
= (*mb_ptr2len
)(p
))] == NUL
)
8953 if (*p
!= NUL
&& p
[1] == NUL
)
8961 rettv
->vval
.v_number
= col
;
8964 #if defined(FEAT_INS_EXPAND)
8966 * "complete()" function
8969 f_complete(argvars
, rettv
)
8971 typval_T
*rettv UNUSED
;
8975 if ((State
& INSERT
) == 0)
8977 EMSG(_("E785: complete() can only be used in Insert mode"));
8981 /* Check for undo allowed here, because if something was already inserted
8982 * the line was already saved for undo and this check isn't done. */
8983 if (!undo_allowed())
8986 if (argvars
[1].v_type
!= VAR_LIST
|| argvars
[1].vval
.v_list
== NULL
)
8992 startcol
= get_tv_number_chk(&argvars
[0], NULL
);
8996 set_completion(startcol
- 1, argvars
[1].vval
.v_list
);
9000 * "complete_add()" function
9003 f_complete_add(argvars
, rettv
)
9007 rettv
->vval
.v_number
= ins_compl_add_tv(&argvars
[0], 0);
9011 * "complete_check()" function
9014 f_complete_check(argvars
, rettv
)
9015 typval_T
*argvars UNUSED
;
9018 int saved
= RedrawingDisabled
;
9020 RedrawingDisabled
= 0;
9021 ins_compl_check_keys(0);
9022 rettv
->vval
.v_number
= compl_interrupted
;
9023 RedrawingDisabled
= saved
;
9028 * "confirm(message, buttons[, default [, type]])" function
9031 f_confirm(argvars
, rettv
)
9032 typval_T
*argvars UNUSED
;
9033 typval_T
*rettv UNUSED
;
9035 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
9037 char_u
*buttons
= NULL
;
9038 char_u buf
[NUMBUFLEN
];
9039 char_u buf2
[NUMBUFLEN
];
9041 int type
= VIM_GENERIC
;
9045 message
= get_tv_string_chk(&argvars
[0]);
9046 if (message
== NULL
)
9048 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9050 buttons
= get_tv_string_buf_chk(&argvars
[1], buf
);
9051 if (buttons
== NULL
)
9053 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9055 def
= get_tv_number_chk(&argvars
[2], &error
);
9056 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9058 typestr
= get_tv_string_buf_chk(&argvars
[3], buf2
);
9059 if (typestr
== NULL
)
9063 switch (TOUPPER_ASC(*typestr
))
9065 case 'E': type
= VIM_ERROR
; break;
9066 case 'Q': type
= VIM_QUESTION
; break;
9067 case 'I': type
= VIM_INFO
; break;
9068 case 'W': type
= VIM_WARNING
; break;
9069 case 'G': type
= VIM_GENERIC
; break;
9076 if (buttons
== NULL
|| *buttons
== NUL
)
9077 buttons
= (char_u
*)_("&Ok");
9080 rettv
->vval
.v_number
= do_dialog(type
, NULL
, message
, buttons
,
9089 f_copy(argvars
, rettv
)
9093 item_copy(&argvars
[0], rettv
, FALSE
, 0);
9101 f_cos(argvars
, rettv
)
9107 rettv
->v_type
= VAR_FLOAT
;
9108 if (get_float_arg(argvars
, &f
) == OK
)
9109 rettv
->vval
.v_float
= cos(f
);
9111 rettv
->vval
.v_float
= 0.0;
9116 * "count()" function
9119 f_count(argvars
, rettv
)
9126 if (argvars
[0].v_type
== VAR_LIST
)
9132 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
9135 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9139 ic
= get_tv_number_chk(&argvars
[2], &error
);
9140 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9142 idx
= get_tv_number_chk(&argvars
[3], &error
);
9145 li
= list_find(l
, idx
);
9147 EMSGN(_(e_listidx
), idx
);
9154 for ( ; li
!= NULL
; li
= li
->li_next
)
9155 if (tv_equal(&li
->li_tv
, &argvars
[1], ic
))
9159 else if (argvars
[0].v_type
== VAR_DICT
)
9165 if ((d
= argvars
[0].vval
.v_dict
) != NULL
)
9169 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9171 ic
= get_tv_number_chk(&argvars
[2], &error
);
9172 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9176 todo
= error
? 0 : (int)d
->dv_hashtab
.ht_used
;
9177 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
9179 if (!HASHITEM_EMPTY(hi
))
9182 if (tv_equal(&HI2DI(hi
)->di_tv
, &argvars
[1], ic
))
9189 EMSG2(_(e_listdictarg
), "count()");
9190 rettv
->vval
.v_number
= n
;
9194 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
9196 * Checks the existence of a cscope connection.
9199 f_cscope_connection(argvars
, rettv
)
9200 typval_T
*argvars UNUSED
;
9201 typval_T
*rettv UNUSED
;
9205 char_u
*dbpath
= NULL
;
9206 char_u
*prepend
= NULL
;
9207 char_u buf
[NUMBUFLEN
];
9209 if (argvars
[0].v_type
!= VAR_UNKNOWN
9210 && argvars
[1].v_type
!= VAR_UNKNOWN
)
9212 num
= (int)get_tv_number(&argvars
[0]);
9213 dbpath
= get_tv_string(&argvars
[1]);
9214 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9215 prepend
= get_tv_string_buf(&argvars
[2], buf
);
9218 rettv
->vval
.v_number
= cs_connection(num
, dbpath
, prepend
);
9223 * "cursor(lnum, col)" function
9225 * Moves the cursor to the specified line and column.
9226 * Returns 0 when the position could be set, -1 otherwise.
9229 f_cursor(argvars
, rettv
)
9234 #ifdef FEAT_VIRTUALEDIT
9238 rettv
->vval
.v_number
= -1;
9239 if (argvars
[1].v_type
== VAR_UNKNOWN
)
9243 if (list2fpos(argvars
, &pos
, NULL
) == FAIL
)
9247 #ifdef FEAT_VIRTUALEDIT
9248 coladd
= pos
.coladd
;
9253 line
= get_tv_lnum(argvars
);
9254 col
= get_tv_number_chk(&argvars
[1], NULL
);
9255 #ifdef FEAT_VIRTUALEDIT
9256 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9257 coladd
= get_tv_number_chk(&argvars
[2], NULL
);
9260 if (line
< 0 || col
< 0
9261 #ifdef FEAT_VIRTUALEDIT
9265 return; /* type error; errmsg already given */
9267 curwin
->w_cursor
.lnum
= line
;
9269 curwin
->w_cursor
.col
= col
- 1;
9270 #ifdef FEAT_VIRTUALEDIT
9271 curwin
->w_cursor
.coladd
= coladd
;
9274 /* Make sure the cursor is in a valid position. */
9277 /* Correct cursor for multi-byte character. */
9282 curwin
->w_set_curswant
= TRUE
;
9283 rettv
->vval
.v_number
= 0;
9287 * "deepcopy()" function
9290 f_deepcopy(argvars
, rettv
)
9296 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9297 noref
= get_tv_number_chk(&argvars
[1], NULL
);
9298 if (noref
< 0 || noref
> 1)
9302 current_copyID
+= COPYID_INC
;
9303 item_copy(&argvars
[0], rettv
, TRUE
, noref
== 0 ? current_copyID
: 0);
9308 * "delete()" function
9311 f_delete(argvars
, rettv
)
9315 if (check_restricted() || check_secure())
9316 rettv
->vval
.v_number
= -1;
9318 rettv
->vval
.v_number
= mch_remove(get_tv_string(&argvars
[0]));
9322 * "did_filetype()" function
9325 f_did_filetype(argvars
, rettv
)
9326 typval_T
*argvars UNUSED
;
9327 typval_T
*rettv UNUSED
;
9330 rettv
->vval
.v_number
= did_filetype
;
9335 * "diff_filler()" function
9338 f_diff_filler(argvars
, rettv
)
9339 typval_T
*argvars UNUSED
;
9340 typval_T
*rettv UNUSED
;
9343 rettv
->vval
.v_number
= diff_check_fill(curwin
, get_tv_lnum(argvars
));
9348 * "diff_hlID()" function
9351 f_diff_hlID(argvars
, rettv
)
9352 typval_T
*argvars UNUSED
;
9353 typval_T
*rettv UNUSED
;
9356 linenr_T lnum
= get_tv_lnum(argvars
);
9357 static linenr_T prev_lnum
= 0;
9358 static int changedtick
= 0;
9359 static int fnum
= 0;
9360 static int change_start
= 0;
9361 static int change_end
= 0;
9362 static hlf_T hlID
= (hlf_T
)0;
9366 if (lnum
< 0) /* ignore type error in {lnum} arg */
9368 if (lnum
!= prev_lnum
9369 || changedtick
!= curbuf
->b_changedtick
9370 || fnum
!= curbuf
->b_fnum
)
9372 /* New line, buffer, change: need to get the values. */
9373 filler_lines
= diff_check(curwin
, lnum
);
9374 if (filler_lines
< 0)
9376 if (filler_lines
== -1)
9378 change_start
= MAXCOL
;
9380 if (diff_find_change(curwin
, lnum
, &change_start
, &change_end
))
9381 hlID
= HLF_ADD
; /* added line */
9383 hlID
= HLF_CHD
; /* changed line */
9386 hlID
= HLF_ADD
; /* added line */
9391 changedtick
= curbuf
->b_changedtick
;
9392 fnum
= curbuf
->b_fnum
;
9395 if (hlID
== HLF_CHD
|| hlID
== HLF_TXD
)
9397 col
= get_tv_number(&argvars
[1]) - 1; /* ignore type error in {col} */
9398 if (col
>= change_start
&& col
<= change_end
)
9399 hlID
= HLF_TXD
; /* changed text */
9401 hlID
= HLF_CHD
; /* changed line */
9403 rettv
->vval
.v_number
= hlID
== (hlf_T
)0 ? 0 : (int)hlID
;
9408 * "empty({expr})" function
9411 f_empty(argvars
, rettv
)
9417 switch (argvars
[0].v_type
)
9421 n
= argvars
[0].vval
.v_string
== NULL
9422 || *argvars
[0].vval
.v_string
== NUL
;
9425 n
= argvars
[0].vval
.v_number
== 0;
9429 n
= argvars
[0].vval
.v_float
== 0.0;
9433 n
= argvars
[0].vval
.v_list
== NULL
9434 || argvars
[0].vval
.v_list
->lv_first
== NULL
;
9437 n
= argvars
[0].vval
.v_dict
== NULL
9438 || argvars
[0].vval
.v_dict
->dv_hashtab
.ht_used
== 0;
9441 EMSG2(_(e_intern2
), "f_empty()");
9445 rettv
->vval
.v_number
= n
;
9449 * "escape({string}, {chars})" function
9452 f_escape(argvars
, rettv
)
9456 char_u buf
[NUMBUFLEN
];
9458 rettv
->vval
.v_string
= vim_strsave_escaped(get_tv_string(&argvars
[0]),
9459 get_tv_string_buf(&argvars
[1], buf
));
9460 rettv
->v_type
= VAR_STRING
;
9467 f_eval(argvars
, rettv
)
9473 s
= get_tv_string_chk(&argvars
[0]);
9477 if (s
== NULL
|| eval1(&s
, rettv
, TRUE
) == FAIL
)
9479 rettv
->v_type
= VAR_NUMBER
;
9480 rettv
->vval
.v_number
= 0;
9483 EMSG(_(e_trailing
));
9487 * "eventhandler()" function
9490 f_eventhandler(argvars
, rettv
)
9491 typval_T
*argvars UNUSED
;
9494 rettv
->vval
.v_number
= vgetc_busy
;
9498 * "executable()" function
9501 f_executable(argvars
, rettv
)
9505 rettv
->vval
.v_number
= mch_can_exe(get_tv_string(&argvars
[0]));
9509 * "exists()" function
9512 f_exists(argvars
, rettv
)
9521 p
= get_tv_string(&argvars
[0]);
9522 if (*p
== '$') /* environment variable */
9524 /* first try "normal" environment variables (fast) */
9525 if (mch_getenv(p
+ 1) != NULL
)
9529 /* try expanding things like $VIM and ${HOME} */
9530 p
= expand_env_save(p
);
9531 if (p
!= NULL
&& *p
!= '$')
9536 else if (*p
== '&' || *p
== '+') /* option */
9538 n
= (get_option_tv(&p
, NULL
, TRUE
) == OK
);
9539 if (*skipwhite(p
) != NUL
)
9540 n
= FALSE
; /* trailing garbage */
9542 else if (*p
== '*') /* internal or user defined function */
9544 n
= function_exists(p
+ 1);
9548 n
= cmd_exists(p
+ 1);
9554 n
= autocmd_supported(p
+ 2);
9556 n
= au_exists(p
+ 1);
9559 else /* internal variable */
9564 /* get_name_len() takes care of expanding curly braces */
9566 len
= get_name_len(&p
, &tofree
, TRUE
, FALSE
);
9571 n
= (get_var_tv(name
, len
, &tv
, FALSE
) == OK
);
9574 /* handle d.key, l[idx], f(expr) */
9575 n
= (handle_subscript(&p
, &tv
, TRUE
, FALSE
) == OK
);
9586 rettv
->vval
.v_number
= n
;
9590 * "expand()" function
9593 f_expand(argvars
, rettv
)
9600 int flags
= WILD_SILENT
|WILD_USE_NL
|WILD_LIST_NOTFOUND
;
9604 rettv
->v_type
= VAR_STRING
;
9605 s
= get_tv_string(&argvars
[0]);
9606 if (*s
== '%' || *s
== '#' || *s
== '<')
9609 rettv
->vval
.v_string
= eval_vars(s
, s
, &len
, NULL
, &errormsg
, NULL
);
9614 /* When the optional second argument is non-zero, don't remove matches
9615 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
9616 if (argvars
[1].v_type
!= VAR_UNKNOWN
9617 && get_tv_number_chk(&argvars
[1], &error
))
9618 flags
|= WILD_KEEP_ALL
;
9622 xpc
.xp_context
= EXPAND_FILES
;
9623 rettv
->vval
.v_string
= ExpandOne(&xpc
, s
, NULL
, flags
, WILD_ALL
);
9626 rettv
->vval
.v_string
= NULL
;
9631 * "extend(list, list [, idx])" function
9632 * "extend(dict, dict [, action])" function
9635 f_extend(argvars
, rettv
)
9639 if (argvars
[0].v_type
== VAR_LIST
&& argvars
[1].v_type
== VAR_LIST
)
9646 l1
= argvars
[0].vval
.v_list
;
9647 l2
= argvars
[1].vval
.v_list
;
9648 if (l1
!= NULL
&& !tv_check_lock(l1
->lv_lock
, (char_u
*)"extend()")
9651 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9653 before
= get_tv_number_chk(&argvars
[2], &error
);
9655 return; /* type error; errmsg already given */
9657 if (before
== l1
->lv_len
)
9661 item
= list_find(l1
, before
);
9664 EMSGN(_(e_listidx
), before
);
9671 list_extend(l1
, l2
, item
);
9673 copy_tv(&argvars
[0], rettv
);
9676 else if (argvars
[0].v_type
== VAR_DICT
&& argvars
[1].v_type
== VAR_DICT
)
9685 d1
= argvars
[0].vval
.v_dict
;
9686 d2
= argvars
[1].vval
.v_dict
;
9687 if (d1
!= NULL
&& !tv_check_lock(d1
->dv_lock
, (char_u
*)"extend()")
9690 /* Check the third argument. */
9691 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9693 static char *(av
[]) = {"keep", "force", "error"};
9695 action
= get_tv_string_chk(&argvars
[2]);
9697 return; /* type error; errmsg already given */
9698 for (i
= 0; i
< 3; ++i
)
9699 if (STRCMP(action
, av
[i
]) == 0)
9703 EMSG2(_(e_invarg2
), action
);
9708 action
= (char_u
*)"force";
9710 /* Go over all entries in the second dict and add them to the
9712 todo
= (int)d2
->dv_hashtab
.ht_used
;
9713 for (hi2
= d2
->dv_hashtab
.ht_array
; todo
> 0; ++hi2
)
9715 if (!HASHITEM_EMPTY(hi2
))
9718 di1
= dict_find(d1
, hi2
->hi_key
, -1);
9721 di1
= dictitem_copy(HI2DI(hi2
));
9722 if (di1
!= NULL
&& dict_add(d1
, di1
) == FAIL
)
9725 else if (*action
== 'e')
9727 EMSG2(_("E737: Key already exists: %s"), hi2
->hi_key
);
9730 else if (*action
== 'f')
9732 clear_tv(&di1
->di_tv
);
9733 copy_tv(&HI2DI(hi2
)->di_tv
, &di1
->di_tv
);
9738 copy_tv(&argvars
[0], rettv
);
9742 EMSG2(_(e_listdictarg
), "extend()");
9746 * "feedkeys()" function
9749 f_feedkeys(argvars
, rettv
)
9751 typval_T
*rettv UNUSED
;
9754 char_u
*keys
, *flags
;
9755 char_u nbuf
[NUMBUFLEN
];
9759 /* This is not allowed in the sandbox. If the commands would still be
9760 * executed in the sandbox it would be OK, but it probably happens later,
9761 * when "sandbox" is no longer set. */
9765 keys
= get_tv_string(&argvars
[0]);
9768 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9770 flags
= get_tv_string_buf(&argvars
[1], nbuf
);
9771 for ( ; *flags
!= NUL
; ++flags
)
9775 case 'n': remap
= FALSE
; break;
9776 case 'm': remap
= TRUE
; break;
9777 case 't': typed
= TRUE
; break;
9782 /* Need to escape K_SPECIAL and CSI before putting the string in the
9783 * typeahead buffer. */
9784 keys_esc
= vim_strsave_escape_csi(keys
);
9785 if (keys_esc
!= NULL
)
9787 ins_typebuf(keys_esc
, (remap
? REMAP_YES
: REMAP_NONE
),
9788 typebuf
.tb_len
, !typed
, FALSE
);
9791 typebuf_was_filled
= TRUE
;
9797 * "filereadable()" function
9800 f_filereadable(argvars
, rettv
)
9809 # define O_NONBLOCK 0
9811 p
= get_tv_string(&argvars
[0]);
9812 if (*p
&& !mch_isdir(p
) && (fd
= mch_open((char *)p
,
9813 O_RDONLY
| O_NONBLOCK
, 0)) >= 0)
9821 rettv
->vval
.v_number
= n
;
9825 * Return 0 for not writable, 1 for writable file, 2 for a dir which we have
9826 * rights to write into.
9829 f_filewritable(argvars
, rettv
)
9833 rettv
->vval
.v_number
= filewritable(get_tv_string(&argvars
[0]));
9836 static void findfilendir
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int find_what
));
9839 findfilendir(argvars
, rettv
, find_what
)
9844 #ifdef FEAT_SEARCHPATH
9846 char_u
*fresult
= NULL
;
9847 char_u
*path
= *curbuf
->b_p_path
== NUL
? p_path
: curbuf
->b_p_path
;
9849 char_u pathbuf
[NUMBUFLEN
];
9855 rettv
->vval
.v_string
= NULL
;
9856 rettv
->v_type
= VAR_STRING
;
9858 #ifdef FEAT_SEARCHPATH
9859 fname
= get_tv_string(&argvars
[0]);
9861 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9863 p
= get_tv_string_buf_chk(&argvars
[1], pathbuf
);
9871 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9872 count
= get_tv_number_chk(&argvars
[2], &error
);
9876 if (count
< 0 && rettv_list_alloc(rettv
) == FAIL
)
9879 if (*fname
!= NUL
&& !error
)
9883 if (rettv
->v_type
== VAR_STRING
)
9885 fresult
= find_file_in_path_option(first
? fname
: NULL
,
9886 first
? (int)STRLEN(fname
) : 0,
9890 find_what
== FINDFILE_DIR
9891 ? (char_u
*)"" : curbuf
->b_p_sua
);
9894 if (fresult
!= NULL
&& rettv
->v_type
== VAR_LIST
)
9895 list_append_string(rettv
->vval
.v_list
, fresult
, -1);
9897 } while ((rettv
->v_type
== VAR_LIST
|| --count
> 0) && fresult
!= NULL
);
9900 if (rettv
->v_type
== VAR_STRING
)
9901 rettv
->vval
.v_string
= fresult
;
9905 static void filter_map
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int map
));
9906 static int filter_map_one
__ARGS((typval_T
*tv
, char_u
*expr
, int map
, int *remp
));
9909 * Implementation of map() and filter().
9912 filter_map(argvars
, rettv
, map
)
9917 char_u buf
[NUMBUFLEN
];
9919 listitem_T
*li
, *nli
;
9929 char_u
*ermsg
= map
? (char_u
*)"map()" : (char_u
*)"filter()";
9933 if (argvars
[0].v_type
== VAR_LIST
)
9935 if ((l
= argvars
[0].vval
.v_list
) == NULL
9936 || (map
&& tv_check_lock(l
->lv_lock
, ermsg
)))
9939 else if (argvars
[0].v_type
== VAR_DICT
)
9941 if ((d
= argvars
[0].vval
.v_dict
) == NULL
9942 || (map
&& tv_check_lock(d
->dv_lock
, ermsg
)))
9947 EMSG2(_(e_listdictarg
), ermsg
);
9951 expr
= get_tv_string_buf_chk(&argvars
[1], buf
);
9952 /* On type errors, the preceding call has already displayed an error
9953 * message. Avoid a misleading error message for an empty string that
9954 * was not passed as argument. */
9957 prepare_vimvar(VV_VAL
, &save_val
);
9958 expr
= skipwhite(expr
);
9960 /* We reset "did_emsg" to be able to detect whether an error
9961 * occurred during evaluation of the expression. */
9962 save_did_emsg
= did_emsg
;
9965 prepare_vimvar(VV_KEY
, &save_key
);
9966 if (argvars
[0].v_type
== VAR_DICT
)
9968 vimvars
[VV_KEY
].vv_type
= VAR_STRING
;
9970 ht
= &d
->dv_hashtab
;
9972 todo
= (int)ht
->ht_used
;
9973 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
9975 if (!HASHITEM_EMPTY(hi
))
9979 if (tv_check_lock(di
->di_tv
.v_lock
, ermsg
))
9981 vimvars
[VV_KEY
].vv_str
= vim_strsave(di
->di_key
);
9982 if (filter_map_one(&di
->di_tv
, expr
, map
, &rem
) == FAIL
9986 dictitem_remove(d
, di
);
9987 clear_tv(&vimvars
[VV_KEY
].vv_tv
);
9994 vimvars
[VV_KEY
].vv_type
= VAR_NUMBER
;
9996 for (li
= l
->lv_first
; li
!= NULL
; li
= nli
)
9998 if (tv_check_lock(li
->li_tv
.v_lock
, ermsg
))
10001 vimvars
[VV_KEY
].vv_nr
= index
;
10002 if (filter_map_one(&li
->li_tv
, expr
, map
, &rem
) == FAIL
10006 listitem_remove(l
, li
);
10011 restore_vimvar(VV_KEY
, &save_key
);
10012 restore_vimvar(VV_VAL
, &save_val
);
10014 did_emsg
|= save_did_emsg
;
10017 copy_tv(&argvars
[0], rettv
);
10021 filter_map_one(tv
, expr
, map
, remp
)
10031 copy_tv(tv
, &vimvars
[VV_VAL
].vv_tv
);
10033 if (eval1(&s
, &rettv
, TRUE
) == FAIL
)
10035 if (*s
!= NUL
) /* check for trailing chars after expr */
10037 EMSG2(_(e_invexpr2
), s
);
10042 /* map(): replace the list item value */
10051 /* filter(): when expr is zero remove the item */
10052 *remp
= (get_tv_number_chk(&rettv
, &error
) == 0);
10054 /* On type error, nothing has been removed; return FAIL to stop the
10055 * loop. The error message was given by get_tv_number_chk(). */
10061 clear_tv(&vimvars
[VV_VAL
].vv_tv
);
10066 * "filter()" function
10069 f_filter(argvars
, rettv
)
10073 filter_map(argvars
, rettv
, FALSE
);
10077 * "finddir({fname}[, {path}[, {count}]])" function
10080 f_finddir(argvars
, rettv
)
10084 findfilendir(argvars
, rettv
, FINDFILE_DIR
);
10088 * "findfile({fname}[, {path}[, {count}]])" function
10091 f_findfile(argvars
, rettv
)
10095 findfilendir(argvars
, rettv
, FINDFILE_FILE
);
10100 * "float2nr({float})" function
10103 f_float2nr(argvars
, rettv
)
10109 if (get_float_arg(argvars
, &f
) == OK
)
10111 if (f
< -0x7fffffff)
10112 rettv
->vval
.v_number
= -0x7fffffff;
10113 else if (f
> 0x7fffffff)
10114 rettv
->vval
.v_number
= 0x7fffffff;
10116 rettv
->vval
.v_number
= (varnumber_T
)f
;
10121 * "floor({float})" function
10124 f_floor(argvars
, rettv
)
10130 rettv
->v_type
= VAR_FLOAT
;
10131 if (get_float_arg(argvars
, &f
) == OK
)
10132 rettv
->vval
.v_float
= floor(f
);
10134 rettv
->vval
.v_float
= 0.0;
10139 * "fnameescape({string})" function
10142 f_fnameescape(argvars
, rettv
)
10146 rettv
->vval
.v_string
= vim_strsave_fnameescape(
10147 get_tv_string(&argvars
[0]), FALSE
);
10148 rettv
->v_type
= VAR_STRING
;
10152 * "fnamemodify({fname}, {mods})" function
10155 f_fnamemodify(argvars
, rettv
)
10163 char_u
*fbuf
= NULL
;
10164 char_u buf
[NUMBUFLEN
];
10166 fname
= get_tv_string_chk(&argvars
[0]);
10167 mods
= get_tv_string_buf_chk(&argvars
[1], buf
);
10168 if (fname
== NULL
|| mods
== NULL
)
10172 len
= (int)STRLEN(fname
);
10173 (void)modify_fname(mods
, &usedlen
, &fname
, &fbuf
, &len
);
10176 rettv
->v_type
= VAR_STRING
;
10178 rettv
->vval
.v_string
= NULL
;
10180 rettv
->vval
.v_string
= vim_strnsave(fname
, len
);
10184 static void foldclosed_both
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int end
));
10187 * "foldclosed()" function
10190 foldclosed_both(argvars
, rettv
, end
)
10195 #ifdef FEAT_FOLDING
10197 linenr_T first
, last
;
10199 lnum
= get_tv_lnum(argvars
);
10200 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
10202 if (hasFoldingWin(curwin
, lnum
, &first
, &last
, FALSE
, NULL
))
10205 rettv
->vval
.v_number
= (varnumber_T
)last
;
10207 rettv
->vval
.v_number
= (varnumber_T
)first
;
10212 rettv
->vval
.v_number
= -1;
10216 * "foldclosed()" function
10219 f_foldclosed(argvars
, rettv
)
10223 foldclosed_both(argvars
, rettv
, FALSE
);
10227 * "foldclosedend()" function
10230 f_foldclosedend(argvars
, rettv
)
10234 foldclosed_both(argvars
, rettv
, TRUE
);
10238 * "foldlevel()" function
10241 f_foldlevel(argvars
, rettv
)
10245 #ifdef FEAT_FOLDING
10248 lnum
= get_tv_lnum(argvars
);
10249 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
10250 rettv
->vval
.v_number
= foldLevel(lnum
);
10255 * "foldtext()" function
10258 f_foldtext(argvars
, rettv
)
10259 typval_T
*argvars UNUSED
;
10262 #ifdef FEAT_FOLDING
10270 rettv
->v_type
= VAR_STRING
;
10271 rettv
->vval
.v_string
= NULL
;
10272 #ifdef FEAT_FOLDING
10273 if ((linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
> 0
10274 && (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
10275 <= curbuf
->b_ml
.ml_line_count
10276 && vimvars
[VV_FOLDDASHES
].vv_str
!= NULL
)
10278 /* Find first non-empty line in the fold. */
10279 lnum
= (linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
;
10280 while (lnum
< (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
)
10282 if (!linewhite(lnum
))
10287 /* Find interesting text in this line. */
10288 s
= skipwhite(ml_get(lnum
));
10289 /* skip C comment-start */
10290 if (s
[0] == '/' && (s
[1] == '*' || s
[1] == '/'))
10292 s
= skipwhite(s
+ 2);
10293 if (*skipwhite(s
) == NUL
10294 && lnum
+ 1 < (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
)
10296 s
= skipwhite(ml_get(lnum
+ 1));
10298 s
= skipwhite(s
+ 1);
10301 txt
= _("+-%s%3ld lines: ");
10302 r
= alloc((unsigned)(STRLEN(txt
)
10303 + STRLEN(vimvars
[VV_FOLDDASHES
].vv_str
) /* for %s */
10304 + 20 /* for %3ld */
10305 + STRLEN(s
))); /* concatenated */
10308 sprintf((char *)r
, txt
, vimvars
[VV_FOLDDASHES
].vv_str
,
10309 (long)((linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
10310 - (linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
+ 1));
10311 len
= (int)STRLEN(r
);
10313 /* remove 'foldmarker' and 'commentstring' */
10314 foldtext_cleanup(r
+ len
);
10315 rettv
->vval
.v_string
= r
;
10322 * "foldtextresult(lnum)" function
10325 f_foldtextresult(argvars
, rettv
)
10326 typval_T
*argvars UNUSED
;
10329 #ifdef FEAT_FOLDING
10333 foldinfo_T foldinfo
;
10337 rettv
->v_type
= VAR_STRING
;
10338 rettv
->vval
.v_string
= NULL
;
10339 #ifdef FEAT_FOLDING
10340 lnum
= get_tv_lnum(argvars
);
10341 /* treat illegal types and illegal string values for {lnum} the same */
10344 fold_count
= foldedCount(curwin
, lnum
, &foldinfo
);
10345 if (fold_count
> 0)
10347 text
= get_foldtext(curwin
, lnum
, lnum
+ fold_count
- 1,
10350 text
= vim_strsave(text
);
10351 rettv
->vval
.v_string
= text
;
10357 * "foreground()" function
10360 f_foreground(argvars
, rettv
)
10361 typval_T
*argvars UNUSED
;
10362 typval_T
*rettv UNUSED
;
10366 gui_mch_set_foreground();
10369 win32_set_foreground();
10375 * "function()" function
10378 f_function(argvars
, rettv
)
10384 s
= get_tv_string(&argvars
[0]);
10385 if (s
== NULL
|| *s
== NUL
|| VIM_ISDIGIT(*s
))
10386 EMSG2(_(e_invarg2
), s
);
10387 /* Don't check an autoload name for existence here. */
10388 else if (vim_strchr(s
, AUTOLOAD_CHAR
) == NULL
&& !function_exists(s
))
10389 EMSG2(_("E700: Unknown function: %s"), s
);
10392 rettv
->vval
.v_string
= vim_strsave(s
);
10393 rettv
->v_type
= VAR_FUNC
;
10398 * "garbagecollect()" function
10401 f_garbagecollect(argvars
, rettv
)
10403 typval_T
*rettv UNUSED
;
10405 /* This is postponed until we are back at the toplevel, because we may be
10406 * using Lists and Dicts internally. E.g.: ":echo [garbagecollect()]". */
10407 want_garbage_collect
= TRUE
;
10409 if (argvars
[0].v_type
!= VAR_UNKNOWN
&& get_tv_number(&argvars
[0]) == 1)
10410 garbage_collect_at_exit
= TRUE
;
10417 f_get(argvars
, rettv
)
10425 typval_T
*tv
= NULL
;
10427 if (argvars
[0].v_type
== VAR_LIST
)
10429 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
10433 li
= list_find(l
, get_tv_number_chk(&argvars
[1], &error
));
10434 if (!error
&& li
!= NULL
)
10438 else if (argvars
[0].v_type
== VAR_DICT
)
10440 if ((d
= argvars
[0].vval
.v_dict
) != NULL
)
10442 di
= dict_find(d
, get_tv_string(&argvars
[1]), -1);
10448 EMSG2(_(e_listdictarg
), "get()");
10452 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
10453 copy_tv(&argvars
[2], rettv
);
10456 copy_tv(tv
, rettv
);
10459 static void get_buffer_lines
__ARGS((buf_T
*buf
, linenr_T start
, linenr_T end
, int retlist
, typval_T
*rettv
));
10462 * Get line or list of lines from buffer "buf" into "rettv".
10463 * Return a range (from start to end) of lines in rettv from the specified
10465 * If 'retlist' is TRUE, then the lines are returned as a Vim List.
10468 get_buffer_lines(buf
, start
, end
, retlist
, rettv
)
10477 if (retlist
&& rettv_list_alloc(rettv
) == FAIL
)
10480 if (buf
== NULL
|| buf
->b_ml
.ml_mfp
== NULL
|| start
< 0)
10485 if (start
>= 1 && start
<= buf
->b_ml
.ml_line_count
)
10486 p
= ml_get_buf(buf
, start
, FALSE
);
10490 rettv
->v_type
= VAR_STRING
;
10491 rettv
->vval
.v_string
= vim_strsave(p
);
10500 if (end
> buf
->b_ml
.ml_line_count
)
10501 end
= buf
->b_ml
.ml_line_count
;
10502 while (start
<= end
)
10503 if (list_append_string(rettv
->vval
.v_list
,
10504 ml_get_buf(buf
, start
++, FALSE
), -1) == FAIL
)
10510 * "getbufline()" function
10513 f_getbufline(argvars
, rettv
)
10521 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
10523 buf
= get_buf_tv(&argvars
[0]);
10526 lnum
= get_tv_lnum_buf(&argvars
[1], buf
);
10527 if (argvars
[2].v_type
== VAR_UNKNOWN
)
10530 end
= get_tv_lnum_buf(&argvars
[2], buf
);
10532 get_buffer_lines(buf
, lnum
, end
, TRUE
, rettv
);
10536 * "getbufvar()" function
10539 f_getbufvar(argvars
, rettv
)
10544 buf_T
*save_curbuf
;
10548 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
10549 varname
= get_tv_string_chk(&argvars
[1]);
10551 buf
= get_buf_tv(&argvars
[0]);
10553 rettv
->v_type
= VAR_STRING
;
10554 rettv
->vval
.v_string
= NULL
;
10556 if (buf
!= NULL
&& varname
!= NULL
)
10558 /* set curbuf to be our buf, temporarily */
10559 save_curbuf
= curbuf
;
10562 if (*varname
== '&') /* buffer-local-option */
10563 get_option_tv(&varname
, rettv
, TRUE
);
10566 if (*varname
== NUL
)
10567 /* let getbufvar({nr}, "") return the "b:" dictionary. The
10568 * scope prefix before the NUL byte is required by
10569 * find_var_in_ht(). */
10570 varname
= (char_u
*)"b:" + 2;
10571 /* look up the variable */
10572 v
= find_var_in_ht(&curbuf
->b_vars
.dv_hashtab
, varname
, FALSE
);
10574 copy_tv(&v
->di_tv
, rettv
);
10577 /* restore previous notion of curbuf */
10578 curbuf
= save_curbuf
;
10585 * "getchar()" function
10588 f_getchar(argvars
, rettv
)
10595 /* Position the cursor. Needed after a message that ends in a space. */
10596 windgoto(msg_row
, msg_col
);
10602 if (argvars
[0].v_type
== VAR_UNKNOWN
)
10603 /* getchar(): blocking wait. */
10605 else if (get_tv_number_chk(&argvars
[0], &error
) == 1)
10606 /* getchar(1): only check if char avail */
10608 else if (error
|| vpeekc() == NUL
)
10609 /* illegal argument or getchar(0) and no char avail: return zero */
10612 /* getchar(0) and char avail: return char */
10621 vimvars
[VV_MOUSE_WIN
].vv_nr
= 0;
10622 vimvars
[VV_MOUSE_LNUM
].vv_nr
= 0;
10623 vimvars
[VV_MOUSE_COL
].vv_nr
= 0;
10625 rettv
->vval
.v_number
= n
;
10626 if (IS_SPECIAL(n
) || mod_mask
!= 0)
10628 char_u temp
[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
10631 /* Turn a special key into three bytes, plus modifier. */
10634 temp
[i
++] = K_SPECIAL
;
10635 temp
[i
++] = KS_MODIFIER
;
10636 temp
[i
++] = mod_mask
;
10640 temp
[i
++] = K_SPECIAL
;
10641 temp
[i
++] = K_SECOND(n
);
10642 temp
[i
++] = K_THIRD(n
);
10645 else if (has_mbyte
)
10646 i
+= (*mb_char2bytes
)(n
, temp
+ i
);
10651 rettv
->v_type
= VAR_STRING
;
10652 rettv
->vval
.v_string
= vim_strsave(temp
);
10655 if (n
== K_LEFTMOUSE
10656 || n
== K_LEFTMOUSE_NM
10658 || n
== K_LEFTRELEASE
10659 || n
== K_LEFTRELEASE_NM
10660 || n
== K_MIDDLEMOUSE
10661 || n
== K_MIDDLEDRAG
10662 || n
== K_MIDDLERELEASE
10663 || n
== K_RIGHTMOUSE
10664 || n
== K_RIGHTDRAG
10665 || n
== K_RIGHTRELEASE
10668 || n
== K_X1RELEASE
10671 || n
== K_X2RELEASE
10672 || n
== K_MOUSEDOWN
10675 int row
= mouse_row
;
10676 int col
= mouse_col
;
10679 # ifdef FEAT_WINDOWS
10684 if (row
>= 0 && col
>= 0)
10686 /* Find the window at the mouse coordinates and compute the
10687 * text position. */
10688 win
= mouse_find_win(&row
, &col
);
10689 (void)mouse_comp_pos(win
, &row
, &col
, &lnum
);
10690 # ifdef FEAT_WINDOWS
10691 for (wp
= firstwin
; wp
!= win
; wp
= wp
->w_next
)
10694 vimvars
[VV_MOUSE_WIN
].vv_nr
= winnr
;
10695 vimvars
[VV_MOUSE_LNUM
].vv_nr
= lnum
;
10696 vimvars
[VV_MOUSE_COL
].vv_nr
= col
+ 1;
10704 * "getcharmod()" function
10707 f_getcharmod(argvars
, rettv
)
10708 typval_T
*argvars UNUSED
;
10711 rettv
->vval
.v_number
= mod_mask
;
10715 * "getcmdline()" function
10718 f_getcmdline(argvars
, rettv
)
10719 typval_T
*argvars UNUSED
;
10722 rettv
->v_type
= VAR_STRING
;
10723 rettv
->vval
.v_string
= get_cmdline_str();
10727 * "getcmdpos()" function
10730 f_getcmdpos(argvars
, rettv
)
10731 typval_T
*argvars UNUSED
;
10734 rettv
->vval
.v_number
= get_cmdline_pos() + 1;
10738 * "getcmdtype()" function
10741 f_getcmdtype(argvars
, rettv
)
10742 typval_T
*argvars UNUSED
;
10745 rettv
->v_type
= VAR_STRING
;
10746 rettv
->vval
.v_string
= alloc(2);
10747 if (rettv
->vval
.v_string
!= NULL
)
10749 rettv
->vval
.v_string
[0] = get_cmdline_type();
10750 rettv
->vval
.v_string
[1] = NUL
;
10755 * "getcwd()" function
10758 f_getcwd(argvars
, rettv
)
10759 typval_T
*argvars UNUSED
;
10762 char_u cwd
[MAXPATHL
];
10764 rettv
->v_type
= VAR_STRING
;
10765 if (mch_dirname(cwd
, MAXPATHL
) == FAIL
)
10766 rettv
->vval
.v_string
= NULL
;
10769 rettv
->vval
.v_string
= vim_strsave(cwd
);
10770 #ifdef BACKSLASH_IN_FILENAME
10771 if (rettv
->vval
.v_string
!= NULL
)
10772 slash_adjust(rettv
->vval
.v_string
);
10778 * "getfontname()" function
10781 f_getfontname(argvars
, rettv
)
10782 typval_T
*argvars UNUSED
;
10785 rettv
->v_type
= VAR_STRING
;
10786 rettv
->vval
.v_string
= NULL
;
10791 char_u
*name
= NULL
;
10793 if (argvars
[0].v_type
== VAR_UNKNOWN
)
10795 /* Get the "Normal" font. Either the name saved by
10796 * hl_set_font_name() or from the font ID. */
10797 font
= gui
.norm_font
;
10798 name
= hl_get_font_name();
10802 name
= get_tv_string(&argvars
[0]);
10803 if (STRCMP(name
, "*") == 0) /* don't use font dialog */
10805 font
= gui_mch_get_font(name
, FALSE
);
10806 if (font
== NOFONT
)
10807 return; /* Invalid font name, return empty string. */
10809 rettv
->vval
.v_string
= gui_mch_get_fontname(font
, name
);
10810 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
10811 gui_mch_free_font(font
);
10817 * "getfperm({fname})" function
10820 f_getfperm(argvars
, rettv
)
10826 char_u
*perm
= NULL
;
10827 char_u flags
[] = "rwx";
10830 fname
= get_tv_string(&argvars
[0]);
10832 rettv
->v_type
= VAR_STRING
;
10833 if (mch_stat((char *)fname
, &st
) >= 0)
10835 perm
= vim_strsave((char_u
*)"---------");
10838 for (i
= 0; i
< 9; i
++)
10840 if (st
.st_mode
& (1 << (8 - i
)))
10841 perm
[i
] = flags
[i
% 3];
10845 rettv
->vval
.v_string
= perm
;
10849 * "getfsize({fname})" function
10852 f_getfsize(argvars
, rettv
)
10859 fname
= get_tv_string(&argvars
[0]);
10861 rettv
->v_type
= VAR_NUMBER
;
10863 if (mch_stat((char *)fname
, &st
) >= 0)
10865 if (mch_isdir(fname
))
10866 rettv
->vval
.v_number
= 0;
10869 rettv
->vval
.v_number
= (varnumber_T
)st
.st_size
;
10871 /* non-perfect check for overflow */
10872 if ((off_t
)rettv
->vval
.v_number
!= (off_t
)st
.st_size
)
10873 rettv
->vval
.v_number
= -2;
10877 rettv
->vval
.v_number
= -1;
10881 * "getftime({fname})" function
10884 f_getftime(argvars
, rettv
)
10891 fname
= get_tv_string(&argvars
[0]);
10893 if (mch_stat((char *)fname
, &st
) >= 0)
10894 rettv
->vval
.v_number
= (varnumber_T
)st
.st_mtime
;
10896 rettv
->vval
.v_number
= -1;
10900 * "getftype({fname})" function
10903 f_getftype(argvars
, rettv
)
10909 char_u
*type
= NULL
;
10912 fname
= get_tv_string(&argvars
[0]);
10914 rettv
->v_type
= VAR_STRING
;
10915 if (mch_lstat((char *)fname
, &st
) >= 0)
10918 if (S_ISREG(st
.st_mode
))
10920 else if (S_ISDIR(st
.st_mode
))
10923 else if (S_ISLNK(st
.st_mode
))
10927 else if (S_ISBLK(st
.st_mode
))
10931 else if (S_ISCHR(st
.st_mode
))
10935 else if (S_ISFIFO(st
.st_mode
))
10939 else if (S_ISSOCK(st
.st_mode
))
10946 switch (st
.st_mode
& S_IFMT
)
10948 case S_IFREG
: t
= "file"; break;
10949 case S_IFDIR
: t
= "dir"; break;
10951 case S_IFLNK
: t
= "link"; break;
10954 case S_IFBLK
: t
= "bdev"; break;
10957 case S_IFCHR
: t
= "cdev"; break;
10960 case S_IFIFO
: t
= "fifo"; break;
10963 case S_IFSOCK
: t
= "socket"; break;
10965 default: t
= "other";
10968 if (mch_isdir(fname
))
10974 type
= vim_strsave((char_u
*)t
);
10976 rettv
->vval
.v_string
= type
;
10980 * "getline(lnum, [end])" function
10983 f_getline(argvars
, rettv
)
10991 lnum
= get_tv_lnum(argvars
);
10992 if (argvars
[1].v_type
== VAR_UNKNOWN
)
10999 end
= get_tv_lnum(&argvars
[1]);
11003 get_buffer_lines(curbuf
, lnum
, end
, retlist
, rettv
);
11007 * "getmatches()" function
11010 f_getmatches(argvars
, rettv
)
11011 typval_T
*argvars UNUSED
;
11014 #ifdef FEAT_SEARCH_EXTRA
11016 matchitem_T
*cur
= curwin
->w_match_head
;
11018 if (rettv_list_alloc(rettv
) == OK
)
11020 while (cur
!= NULL
)
11022 dict
= dict_alloc();
11025 dict_add_nr_str(dict
, "group", 0L, syn_id2name(cur
->hlg_id
));
11026 dict_add_nr_str(dict
, "pattern", 0L, cur
->pattern
);
11027 dict_add_nr_str(dict
, "priority", (long)cur
->priority
, NULL
);
11028 dict_add_nr_str(dict
, "id", (long)cur
->id
, NULL
);
11029 list_append_dict(rettv
->vval
.v_list
, dict
);
11037 * "getpid()" function
11040 f_getpid(argvars
, rettv
)
11041 typval_T
*argvars UNUSED
;
11044 rettv
->vval
.v_number
= mch_get_pid();
11048 * "getpos(string)" function
11051 f_getpos(argvars
, rettv
)
11059 if (rettv_list_alloc(rettv
) == OK
)
11061 l
= rettv
->vval
.v_list
;
11062 fp
= var2fpos(&argvars
[0], TRUE
, &fnum
);
11064 list_append_number(l
, (varnumber_T
)fnum
);
11066 list_append_number(l
, (varnumber_T
)0);
11067 list_append_number(l
, (fp
!= NULL
) ? (varnumber_T
)fp
->lnum
11069 list_append_number(l
, (fp
!= NULL
)
11070 ? (varnumber_T
)(fp
->col
== MAXCOL
? MAXCOL
: fp
->col
+ 1)
11072 list_append_number(l
,
11073 #ifdef FEAT_VIRTUALEDIT
11074 (fp
!= NULL
) ? (varnumber_T
)fp
->coladd
:
11079 rettv
->vval
.v_number
= FALSE
;
11083 * "getqflist()" and "getloclist()" functions
11086 f_getqflist(argvars
, rettv
)
11087 typval_T
*argvars UNUSED
;
11088 typval_T
*rettv UNUSED
;
11090 #ifdef FEAT_QUICKFIX
11094 #ifdef FEAT_QUICKFIX
11095 if (rettv_list_alloc(rettv
) == OK
)
11098 if (argvars
[0].v_type
!= VAR_UNKNOWN
) /* getloclist() */
11100 wp
= find_win_by_nr(&argvars
[0], NULL
);
11105 (void)get_errorlist(wp
, rettv
->vval
.v_list
);
11111 * "getreg()" function
11114 f_getreg(argvars
, rettv
)
11118 char_u
*strregname
;
11123 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
11125 strregname
= get_tv_string_chk(&argvars
[0]);
11126 error
= strregname
== NULL
;
11127 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
11128 arg2
= get_tv_number_chk(&argvars
[1], &error
);
11131 strregname
= vimvars
[VV_REG
].vv_str
;
11132 regname
= (strregname
== NULL
? '"' : *strregname
);
11136 rettv
->v_type
= VAR_STRING
;
11137 rettv
->vval
.v_string
= error
? NULL
:
11138 get_reg_contents(regname
, TRUE
, arg2
);
11142 * "getregtype()" function
11145 f_getregtype(argvars
, rettv
)
11149 char_u
*strregname
;
11151 char_u buf
[NUMBUFLEN
+ 2];
11154 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
11156 strregname
= get_tv_string_chk(&argvars
[0]);
11157 if (strregname
== NULL
) /* type error; errmsg already given */
11159 rettv
->v_type
= VAR_STRING
;
11160 rettv
->vval
.v_string
= NULL
;
11165 /* Default to v:register */
11166 strregname
= vimvars
[VV_REG
].vv_str
;
11168 regname
= (strregname
== NULL
? '"' : *strregname
);
11174 switch (get_reg_type(regname
, ®len
))
11176 case MLINE
: buf
[0] = 'V'; break;
11177 case MCHAR
: buf
[0] = 'v'; break;
11181 sprintf((char *)buf
+ 1, "%ld", reglen
+ 1);
11185 rettv
->v_type
= VAR_STRING
;
11186 rettv
->vval
.v_string
= vim_strsave(buf
);
11190 * "gettabwinvar()" function
11193 f_gettabwinvar(argvars
, rettv
)
11197 getwinvar(argvars
, rettv
, 1);
11201 * "getwinposx()" function
11204 f_getwinposx(argvars
, rettv
)
11205 typval_T
*argvars UNUSED
;
11208 rettv
->vval
.v_number
= -1;
11214 if (gui_mch_get_winpos(&x
, &y
) == OK
)
11215 rettv
->vval
.v_number
= x
;
11221 * "getwinposy()" function
11224 f_getwinposy(argvars
, rettv
)
11225 typval_T
*argvars UNUSED
;
11228 rettv
->vval
.v_number
= -1;
11234 if (gui_mch_get_winpos(&x
, &y
) == OK
)
11235 rettv
->vval
.v_number
= y
;
11241 * Find window specified by "vp" in tabpage "tp".
11244 find_win_by_nr(vp
, tp
)
11246 tabpage_T
*tp
; /* NULL for current tab page */
11248 #ifdef FEAT_WINDOWS
11253 nr
= get_tv_number_chk(vp
, NULL
);
11255 #ifdef FEAT_WINDOWS
11261 for (wp
= (tp
== NULL
|| tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
11262 wp
!= NULL
; wp
= wp
->w_next
)
11267 if (nr
== 0 || nr
== 1)
11274 * "getwinvar()" function
11277 f_getwinvar(argvars
, rettv
)
11281 getwinvar(argvars
, rettv
, 0);
11285 * getwinvar() and gettabwinvar()
11288 getwinvar(argvars
, rettv
, off
)
11291 int off
; /* 1 for gettabwinvar() */
11293 win_T
*win
, *oldcurwin
;
11298 #ifdef FEAT_WINDOWS
11300 tp
= find_tabpage((int)get_tv_number_chk(&argvars
[0], NULL
));
11304 win
= find_win_by_nr(&argvars
[off
], tp
);
11305 varname
= get_tv_string_chk(&argvars
[off
+ 1]);
11308 rettv
->v_type
= VAR_STRING
;
11309 rettv
->vval
.v_string
= NULL
;
11311 if (win
!= NULL
&& varname
!= NULL
)
11313 /* Set curwin to be our win, temporarily. Also set curbuf, so
11314 * that we can get buffer-local options. */
11315 oldcurwin
= curwin
;
11317 curbuf
= win
->w_buffer
;
11319 if (*varname
== '&') /* window-local-option */
11320 get_option_tv(&varname
, rettv
, 1);
11323 if (*varname
== NUL
)
11324 /* let getwinvar({nr}, "") return the "w:" dictionary. The
11325 * scope prefix before the NUL byte is required by
11326 * find_var_in_ht(). */
11327 varname
= (char_u
*)"w:" + 2;
11328 /* look up the variable */
11329 v
= find_var_in_ht(&win
->w_vars
.dv_hashtab
, varname
, FALSE
);
11331 copy_tv(&v
->di_tv
, rettv
);
11334 /* restore previous notion of curwin */
11335 curwin
= oldcurwin
;
11336 curbuf
= curwin
->w_buffer
;
11343 * "glob()" function
11346 f_glob(argvars
, rettv
)
11350 int flags
= WILD_SILENT
|WILD_USE_NL
;
11354 /* When the optional second argument is non-zero, don't remove matches
11355 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
11356 if (argvars
[1].v_type
!= VAR_UNKNOWN
11357 && get_tv_number_chk(&argvars
[1], &error
))
11358 flags
|= WILD_KEEP_ALL
;
11359 rettv
->v_type
= VAR_STRING
;
11363 xpc
.xp_context
= EXPAND_FILES
;
11364 rettv
->vval
.v_string
= ExpandOne(&xpc
, get_tv_string(&argvars
[0]),
11365 NULL
, flags
, WILD_ALL
);
11368 rettv
->vval
.v_string
= NULL
;
11372 * "globpath()" function
11375 f_globpath(argvars
, rettv
)
11380 char_u buf1
[NUMBUFLEN
];
11381 char_u
*file
= get_tv_string_buf_chk(&argvars
[1], buf1
);
11384 /* When the optional second argument is non-zero, don't remove matches
11385 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
11386 if (argvars
[2].v_type
!= VAR_UNKNOWN
11387 && get_tv_number_chk(&argvars
[2], &error
))
11388 flags
|= WILD_KEEP_ALL
;
11389 rettv
->v_type
= VAR_STRING
;
11390 if (file
== NULL
|| error
)
11391 rettv
->vval
.v_string
= NULL
;
11393 rettv
->vval
.v_string
= globpath(get_tv_string(&argvars
[0]), file
,
11401 f_has(argvars
, rettv
)
11408 static char *(has_list
[]) =
11429 #if defined(MACOS_X_UNIX)
11453 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
11462 #ifndef CASE_INSENSITIVE_FILENAME
11468 #ifdef FEAT_AUTOCMD
11473 # ifndef FEAT_GUI_W32 /* other GUIs always have multiline balloons */
11474 "balloon_multiline",
11477 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
11479 # ifdef ALL_BUILTIN_TCAPS
11480 "all_builtin_terms",
11483 #ifdef FEAT_BYTEOFF
11486 #ifdef FEAT_CINDENT
11489 #ifdef FEAT_CLIENTSERVER
11492 #ifdef FEAT_CLIPBOARD
11495 #ifdef FEAT_CMDL_COMPL
11498 #ifdef FEAT_CMDHIST
11501 #ifdef FEAT_COMMENTS
11510 #ifdef CURSOR_SHAPE
11516 #ifdef FEAT_CON_DIALOG
11519 #ifdef FEAT_GUI_DIALOG
11525 #ifdef FEAT_DIGRAPHS
11531 #ifdef FEAT_EMACS_TAGS
11534 "eval", /* always present, of course! */
11535 #ifdef FEAT_EX_EXTRA
11538 #ifdef FEAT_SEARCH_EXTRA
11544 #ifdef FEAT_SEARCHPATH
11547 #if defined(UNIX) && !defined(USE_SYSTEM)
11550 #ifdef FEAT_FIND_ID
11556 #ifdef FEAT_FOLDING
11562 #if !defined(USE_SYSTEM) && defined(UNIX)
11565 #ifdef FEAT_GETTEXT
11571 #ifdef FEAT_GUI_ATHENA
11572 # ifdef FEAT_GUI_NEXTAW
11578 #ifdef FEAT_GUI_GTK
11584 #ifdef FEAT_GUI_GNOME
11587 #ifdef FEAT_GUI_MAC
11590 #ifdef FEAT_GUI_MOTIF
11593 #ifdef FEAT_GUI_PHOTON
11596 #ifdef FEAT_GUI_W16
11599 #ifdef FEAT_GUI_W32
11602 #ifdef FEAT_HANGULIN
11605 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
11608 #ifdef FEAT_INS_EXPAND
11611 #ifdef FEAT_JUMPLIST
11617 #ifdef FEAT_LANGMAP
11620 #ifdef FEAT_LIBCALL
11623 #ifdef FEAT_LINEBREAK
11629 #ifdef FEAT_LISTCMDS
11632 #ifdef FEAT_LOCALMAP
11636 # ifndef DYNAMIC_LUA
11643 #ifdef FEAT_SESSION
11646 #ifdef FEAT_MODIFY_FNAME
11652 #ifdef FEAT_MOUSESHAPE
11655 #if defined(UNIX) || defined(VMS)
11656 # ifdef FEAT_MOUSE_DEC
11659 # ifdef FEAT_MOUSE_GPM
11662 # ifdef FEAT_MOUSE_JSB
11665 # ifdef FEAT_MOUSE_NET
11668 # ifdef FEAT_MOUSE_PTERM
11671 # ifdef FEAT_SYSMOUSE
11674 # ifdef FEAT_MOUSE_XTERM
11681 #ifdef FEAT_MBYTE_IME
11684 #ifdef FEAT_MULTI_LANG
11687 #ifdef FEAT_MZSCHEME
11688 #ifndef DYNAMIC_MZSCHEME
11695 #ifdef FEAT_OSFILETYPE
11698 #ifdef FEAT_PATH_EXTRA
11702 #ifndef DYNAMIC_PERL
11707 #ifndef DYNAMIC_PYTHON
11711 #ifdef FEAT_POSTSCRIPT
11714 #ifdef FEAT_PRINTER
11717 #ifdef FEAT_PROFILE
11720 #ifdef FEAT_RELTIME
11723 #ifdef FEAT_QUICKFIX
11726 #ifdef FEAT_RIGHTLEFT
11729 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
11732 #ifdef FEAT_SCROLLBIND
11735 #ifdef FEAT_CMDL_INFO
11742 #ifdef FEAT_SMARTINDENT
11751 #ifdef FEAT_STL_OPT
11754 #ifdef FEAT_SUN_WORKSHOP
11757 #ifdef FEAT_NETBEANS_INTG
11766 #if defined(USE_SYSTEM) || !defined(UNIX)
11769 #ifdef FEAT_TAG_BINS
11772 #ifdef FEAT_TAG_OLDSTATIC
11775 #ifdef FEAT_TAG_ANYWHITE
11779 # ifndef DYNAMIC_TCL
11786 #ifdef FEAT_TERMRESPONSE
11789 #ifdef FEAT_TEXTOBJ
11792 #ifdef HAVE_TGETENT
11798 #ifdef FEAT_TOOLBAR
11801 #ifdef FEAT_USR_CMDS
11802 "user-commands", /* was accidentally included in 5.4 */
11805 #ifdef FEAT_VIMINFO
11808 #ifdef FEAT_VERTSPLIT
11811 #ifdef FEAT_VIRTUALEDIT
11817 #ifdef FEAT_VISUALEXTRA
11820 #ifdef FEAT_VREPLACE
11823 #ifdef FEAT_WILDIGN
11826 #ifdef FEAT_WILDMENU
11829 #ifdef FEAT_WINDOWS
11835 #ifdef FEAT_WRITEBACKUP
11841 #ifdef FEAT_XFONTSET
11847 #ifdef USE_XSMP_INTERACT
11850 #ifdef FEAT_XCLIPBOARD
11853 #ifdef FEAT_XTERM_SAVE
11856 #if defined(UNIX) && defined(FEAT_X11)
11862 name
= get_tv_string(&argvars
[0]);
11863 for (i
= 0; has_list
[i
] != NULL
; ++i
)
11864 if (STRICMP(name
, has_list
[i
]) == 0)
11872 if (STRNICMP(name
, "patch", 5) == 0)
11873 n
= has_patch(atoi((char *)name
+ 5));
11874 else if (STRICMP(name
, "vim_starting") == 0)
11875 n
= (starting
!= 0);
11877 else if (STRICMP(name
, "multi_byte_encoding") == 0)
11880 #if defined(FEAT_BEVAL) && defined(FEAT_GUI_W32)
11881 else if (STRICMP(name
, "balloon_multiline") == 0)
11882 n
= multiline_balloon_available();
11885 else if (STRICMP(name
, "tcl") == 0)
11886 n
= tcl_enabled(FALSE
);
11888 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
11889 else if (STRICMP(name
, "iconv") == 0)
11890 n
= iconv_enabled(FALSE
);
11893 else if (STRICMP(name
, "lua") == 0)
11894 n
= lua_enabled(FALSE
);
11896 #ifdef DYNAMIC_MZSCHEME
11897 else if (STRICMP(name
, "mzscheme") == 0)
11898 n
= mzscheme_enabled(FALSE
);
11900 #ifdef DYNAMIC_RUBY
11901 else if (STRICMP(name
, "ruby") == 0)
11902 n
= ruby_enabled(FALSE
);
11904 #ifdef DYNAMIC_PYTHON
11905 else if (STRICMP(name
, "python") == 0)
11906 n
= python_enabled(FALSE
);
11908 #ifdef DYNAMIC_PERL
11909 else if (STRICMP(name
, "perl") == 0)
11910 n
= perl_enabled(FALSE
);
11913 else if (STRICMP(name
, "gui_running") == 0)
11914 n
= (gui
.in_use
|| gui
.starting
);
11915 # ifdef FEAT_GUI_W32
11916 else if (STRICMP(name
, "gui_win32s") == 0)
11917 n
= gui_is_win32s();
11919 # ifdef FEAT_BROWSE
11920 else if (STRICMP(name
, "browse") == 0)
11921 n
= gui
.in_use
; /* gui_mch_browse() works when GUI is running */
11925 else if (STRICMP(name
, "syntax_items") == 0)
11926 n
= syntax_present(curbuf
);
11928 #if defined(WIN3264)
11929 else if (STRICMP(name
, "win95") == 0)
11930 n
= mch_windows95();
11932 #ifdef FEAT_NETBEANS_INTG
11933 else if (STRICMP(name
, "netbeans_enabled") == 0)
11938 rettv
->vval
.v_number
= n
;
11942 * "has_key()" function
11945 f_has_key(argvars
, rettv
)
11949 if (argvars
[0].v_type
!= VAR_DICT
)
11951 EMSG(_(e_dictreq
));
11954 if (argvars
[0].vval
.v_dict
== NULL
)
11957 rettv
->vval
.v_number
= dict_find(argvars
[0].vval
.v_dict
,
11958 get_tv_string(&argvars
[1]), -1) != NULL
;
11962 * "haslocaldir()" function
11965 f_haslocaldir(argvars
, rettv
)
11966 typval_T
*argvars UNUSED
;
11969 rettv
->vval
.v_number
= (curwin
->w_localdir
!= NULL
);
11973 * "hasmapto()" function
11976 f_hasmapto(argvars
, rettv
)
11982 char_u buf
[NUMBUFLEN
];
11985 name
= get_tv_string(&argvars
[0]);
11986 if (argvars
[1].v_type
== VAR_UNKNOWN
)
11987 mode
= (char_u
*)"nvo";
11990 mode
= get_tv_string_buf(&argvars
[1], buf
);
11991 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
11992 abbr
= get_tv_number(&argvars
[2]);
11995 if (map_to_exists(name
, mode
, abbr
))
11996 rettv
->vval
.v_number
= TRUE
;
11998 rettv
->vval
.v_number
= FALSE
;
12002 * "histadd()" function
12005 f_histadd(argvars
, rettv
)
12006 typval_T
*argvars UNUSED
;
12009 #ifdef FEAT_CMDHIST
12012 char_u buf
[NUMBUFLEN
];
12015 rettv
->vval
.v_number
= FALSE
;
12016 if (check_restricted() || check_secure())
12018 #ifdef FEAT_CMDHIST
12019 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
12020 histype
= str
!= NULL
? get_histtype(str
) : -1;
12023 str
= get_tv_string_buf(&argvars
[1], buf
);
12026 add_to_history(histype
, str
, FALSE
, NUL
);
12027 rettv
->vval
.v_number
= TRUE
;
12035 * "histdel()" function
12038 f_histdel(argvars
, rettv
)
12039 typval_T
*argvars UNUSED
;
12040 typval_T
*rettv UNUSED
;
12042 #ifdef FEAT_CMDHIST
12044 char_u buf
[NUMBUFLEN
];
12047 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
12050 else if (argvars
[1].v_type
== VAR_UNKNOWN
)
12051 /* only one argument: clear entire history */
12052 n
= clr_history(get_histtype(str
));
12053 else if (argvars
[1].v_type
== VAR_NUMBER
)
12054 /* index given: remove that entry */
12055 n
= del_history_idx(get_histtype(str
),
12056 (int)get_tv_number(&argvars
[1]));
12058 /* string given: remove all matching entries */
12059 n
= del_history_entry(get_histtype(str
),
12060 get_tv_string_buf(&argvars
[1], buf
));
12061 rettv
->vval
.v_number
= n
;
12066 * "histget()" function
12069 f_histget(argvars
, rettv
)
12070 typval_T
*argvars UNUSED
;
12073 #ifdef FEAT_CMDHIST
12078 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
12080 rettv
->vval
.v_string
= NULL
;
12083 type
= get_histtype(str
);
12084 if (argvars
[1].v_type
== VAR_UNKNOWN
)
12085 idx
= get_history_idx(type
);
12087 idx
= (int)get_tv_number_chk(&argvars
[1], NULL
);
12088 /* -1 on type error */
12089 rettv
->vval
.v_string
= vim_strsave(get_history_entry(type
, idx
));
12092 rettv
->vval
.v_string
= NULL
;
12094 rettv
->v_type
= VAR_STRING
;
12098 * "histnr()" function
12101 f_histnr(argvars
, rettv
)
12102 typval_T
*argvars UNUSED
;
12107 #ifdef FEAT_CMDHIST
12108 char_u
*history
= get_tv_string_chk(&argvars
[0]);
12110 i
= history
== NULL
? HIST_CMD
- 1 : get_histtype(history
);
12111 if (i
>= HIST_CMD
&& i
< HIST_COUNT
)
12112 i
= get_history_idx(i
);
12116 rettv
->vval
.v_number
= i
;
12120 * "highlightID(name)" function
12123 f_hlID(argvars
, rettv
)
12127 rettv
->vval
.v_number
= syn_name2id(get_tv_string(&argvars
[0]));
12131 * "highlight_exists()" function
12134 f_hlexists(argvars
, rettv
)
12138 rettv
->vval
.v_number
= highlight_exists(get_tv_string(&argvars
[0]));
12142 * "hostname()" function
12145 f_hostname(argvars
, rettv
)
12146 typval_T
*argvars UNUSED
;
12149 char_u hostname
[256];
12151 mch_get_host_name(hostname
, 256);
12152 rettv
->v_type
= VAR_STRING
;
12153 rettv
->vval
.v_string
= vim_strsave(hostname
);
12160 f_iconv(argvars
, rettv
)
12161 typval_T
*argvars UNUSED
;
12165 char_u buf1
[NUMBUFLEN
];
12166 char_u buf2
[NUMBUFLEN
];
12167 char_u
*from
, *to
, *str
;
12171 rettv
->v_type
= VAR_STRING
;
12172 rettv
->vval
.v_string
= NULL
;
12175 str
= get_tv_string(&argvars
[0]);
12176 from
= enc_canonize(enc_skip(get_tv_string_buf(&argvars
[1], buf1
)));
12177 to
= enc_canonize(enc_skip(get_tv_string_buf(&argvars
[2], buf2
)));
12178 vimconv
.vc_type
= CONV_NONE
;
12179 convert_setup(&vimconv
, from
, to
);
12181 /* If the encodings are equal, no conversion needed. */
12182 if (vimconv
.vc_type
== CONV_NONE
)
12183 rettv
->vval
.v_string
= vim_strsave(str
);
12185 rettv
->vval
.v_string
= string_convert(&vimconv
, str
, NULL
);
12187 convert_setup(&vimconv
, NULL
, NULL
);
12194 * "indent()" function
12197 f_indent(argvars
, rettv
)
12203 lnum
= get_tv_lnum(argvars
);
12204 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
12205 rettv
->vval
.v_number
= get_indent_lnum(lnum
);
12207 rettv
->vval
.v_number
= -1;
12211 * "index()" function
12214 f_index(argvars
, rettv
)
12223 rettv
->vval
.v_number
= -1;
12224 if (argvars
[0].v_type
!= VAR_LIST
)
12226 EMSG(_(e_listreq
));
12229 l
= argvars
[0].vval
.v_list
;
12232 item
= l
->lv_first
;
12233 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12237 /* Start at specified item. Use the cached index that list_find()
12238 * sets, so that a negative number also works. */
12239 item
= list_find(l
, get_tv_number_chk(&argvars
[2], &error
));
12241 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
12242 ic
= get_tv_number_chk(&argvars
[3], &error
);
12247 for ( ; item
!= NULL
; item
= item
->li_next
, ++idx
)
12248 if (tv_equal(&item
->li_tv
, &argvars
[1], ic
))
12250 rettv
->vval
.v_number
= idx
;
12256 static int inputsecret_flag
= 0;
12258 static void get_user_input
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int inputdialog
));
12261 * This function is used by f_input() and f_inputdialog() functions. The third
12262 * argument to f_input() specifies the type of completion to use at the
12263 * prompt. The third argument to f_inputdialog() specifies the value to return
12264 * when the user cancels the prompt.
12267 get_user_input(argvars
, rettv
, inputdialog
)
12272 char_u
*prompt
= get_tv_string_chk(&argvars
[0]);
12275 char_u buf
[NUMBUFLEN
];
12276 int cmd_silent_save
= cmd_silent
;
12277 char_u
*defstr
= (char_u
*)"";
12278 int xp_type
= EXPAND_NOTHING
;
12279 char_u
*xp_arg
= NULL
;
12281 rettv
->v_type
= VAR_STRING
;
12282 rettv
->vval
.v_string
= NULL
;
12284 #ifdef NO_CONSOLE_INPUT
12285 /* While starting up, there is no place to enter text. */
12286 if (no_console_input())
12290 cmd_silent
= FALSE
; /* Want to see the prompt. */
12291 if (prompt
!= NULL
)
12293 /* Only the part of the message after the last NL is considered as
12294 * prompt for the command line */
12295 p
= vim_strrchr(prompt
, '\n');
12305 msg_puts_attr(prompt
, echo_attr
);
12306 msg_didout
= FALSE
;
12310 cmdline_row
= msg_row
;
12312 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
12314 defstr
= get_tv_string_buf_chk(&argvars
[1], buf
);
12315 if (defstr
!= NULL
)
12316 stuffReadbuffSpec(defstr
);
12318 if (!inputdialog
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
12324 rettv
->vval
.v_string
= NULL
;
12326 xp_name
= get_tv_string_buf_chk(&argvars
[2], buf
);
12327 if (xp_name
== NULL
)
12330 xp_namelen
= (int)STRLEN(xp_name
);
12332 if (parse_compl_arg(xp_name
, xp_namelen
, &xp_type
, &argt
,
12338 if (defstr
!= NULL
)
12339 rettv
->vval
.v_string
=
12340 getcmdline_prompt(inputsecret_flag
? NUL
: '@', p
, echo_attr
,
12345 /* since the user typed this, no need to wait for return */
12346 need_wait_return
= FALSE
;
12347 msg_didout
= FALSE
;
12349 cmd_silent
= cmd_silent_save
;
12353 * "input()" function
12354 * Also handles inputsecret() when inputsecret is set.
12357 f_input(argvars
, rettv
)
12361 get_user_input(argvars
, rettv
, FALSE
);
12365 * "inputdialog()" function
12368 f_inputdialog(argvars
, rettv
)
12372 #if defined(FEAT_GUI_TEXTDIALOG)
12373 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
12374 if (gui
.in_use
&& vim_strchr(p_go
, GO_CONDIALOG
) == NULL
)
12377 char_u buf
[NUMBUFLEN
];
12378 char_u
*defstr
= (char_u
*)"";
12380 message
= get_tv_string_chk(&argvars
[0]);
12381 if (argvars
[1].v_type
!= VAR_UNKNOWN
12382 && (defstr
= get_tv_string_buf_chk(&argvars
[1], buf
)) != NULL
)
12383 vim_strncpy(IObuff
, defstr
, IOSIZE
- 1);
12386 if (message
!= NULL
&& defstr
!= NULL
12387 && do_dialog(VIM_QUESTION
, NULL
, message
,
12388 (char_u
*)_("&OK\n&Cancel"), 1, IObuff
) == 1)
12389 rettv
->vval
.v_string
= vim_strsave(IObuff
);
12392 if (message
!= NULL
&& defstr
!= NULL
12393 && argvars
[1].v_type
!= VAR_UNKNOWN
12394 && argvars
[2].v_type
!= VAR_UNKNOWN
)
12395 rettv
->vval
.v_string
= vim_strsave(
12396 get_tv_string_buf(&argvars
[2], buf
));
12398 rettv
->vval
.v_string
= NULL
;
12400 rettv
->v_type
= VAR_STRING
;
12404 get_user_input(argvars
, rettv
, TRUE
);
12408 * "inputlist()" function
12411 f_inputlist(argvars
, rettv
)
12419 #ifdef NO_CONSOLE_INPUT
12420 /* While starting up, there is no place to enter text. */
12421 if (no_console_input())
12424 if (argvars
[0].v_type
!= VAR_LIST
|| argvars
[0].vval
.v_list
== NULL
)
12426 EMSG2(_(e_listarg
), "inputlist()");
12431 msg_row
= Rows
- 1; /* for when 'cmdheight' > 1 */
12432 lines_left
= Rows
; /* avoid more prompt */
12436 for (li
= argvars
[0].vval
.v_list
->lv_first
; li
!= NULL
; li
= li
->li_next
)
12438 msg_puts(get_tv_string(&li
->li_tv
));
12442 /* Ask for choice. */
12443 selected
= prompt_for_number(&mouse_used
);
12445 selected
-= lines_left
;
12447 rettv
->vval
.v_number
= selected
;
12451 static garray_T ga_userinput
= {0, 0, sizeof(tasave_T
), 4, NULL
};
12454 * "inputrestore()" function
12457 f_inputrestore(argvars
, rettv
)
12458 typval_T
*argvars UNUSED
;
12461 if (ga_userinput
.ga_len
> 0)
12463 --ga_userinput
.ga_len
;
12464 restore_typeahead((tasave_T
*)(ga_userinput
.ga_data
)
12465 + ga_userinput
.ga_len
);
12466 /* default return is zero == OK */
12468 else if (p_verbose
> 1)
12470 verb_msg((char_u
*)_("called inputrestore() more often than inputsave()"));
12471 rettv
->vval
.v_number
= 1; /* Failed */
12476 * "inputsave()" function
12479 f_inputsave(argvars
, rettv
)
12480 typval_T
*argvars UNUSED
;
12483 /* Add an entry to the stack of typeahead storage. */
12484 if (ga_grow(&ga_userinput
, 1) == OK
)
12486 save_typeahead((tasave_T
*)(ga_userinput
.ga_data
)
12487 + ga_userinput
.ga_len
);
12488 ++ga_userinput
.ga_len
;
12489 /* default return is zero == OK */
12492 rettv
->vval
.v_number
= 1; /* Failed */
12496 * "inputsecret()" function
12499 f_inputsecret(argvars
, rettv
)
12504 ++inputsecret_flag
;
12505 f_input(argvars
, rettv
);
12507 --inputsecret_flag
;
12511 * "insert()" function
12514 f_insert(argvars
, rettv
)
12523 if (argvars
[0].v_type
!= VAR_LIST
)
12524 EMSG2(_(e_listarg
), "insert()");
12525 else if ((l
= argvars
[0].vval
.v_list
) != NULL
12526 && !tv_check_lock(l
->lv_lock
, (char_u
*)"insert()"))
12528 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12529 before
= get_tv_number_chk(&argvars
[2], &error
);
12531 return; /* type error; errmsg already given */
12533 if (before
== l
->lv_len
)
12537 item
= list_find(l
, before
);
12540 EMSGN(_(e_listidx
), before
);
12546 list_insert_tv(l
, &argvars
[1], item
);
12547 copy_tv(&argvars
[0], rettv
);
12553 * "isdirectory()" function
12556 f_isdirectory(argvars
, rettv
)
12560 rettv
->vval
.v_number
= mch_isdir(get_tv_string(&argvars
[0]));
12564 * "islocked()" function
12567 f_islocked(argvars
, rettv
)
12575 rettv
->vval
.v_number
= -1;
12576 end
= get_lval(get_tv_string(&argvars
[0]), NULL
, &lv
, FALSE
, FALSE
, FALSE
,
12578 if (end
!= NULL
&& lv
.ll_name
!= NULL
)
12581 EMSG(_(e_trailing
));
12584 if (lv
.ll_tv
== NULL
)
12586 if (check_changedtick(lv
.ll_name
))
12587 rettv
->vval
.v_number
= 1; /* always locked */
12590 di
= find_var(lv
.ll_name
, NULL
);
12593 /* Consider a variable locked when:
12594 * 1. the variable itself is locked
12595 * 2. the value of the variable is locked.
12596 * 3. the List or Dict value is locked.
12598 rettv
->vval
.v_number
= ((di
->di_flags
& DI_FLAGS_LOCK
)
12599 || tv_islocked(&di
->di_tv
));
12603 else if (lv
.ll_range
)
12604 EMSG(_("E786: Range not allowed"));
12605 else if (lv
.ll_newkey
!= NULL
)
12606 EMSG2(_(e_dictkey
), lv
.ll_newkey
);
12607 else if (lv
.ll_list
!= NULL
)
12609 rettv
->vval
.v_number
= tv_islocked(&lv
.ll_li
->li_tv
);
12611 /* Dictionary item. */
12612 rettv
->vval
.v_number
= tv_islocked(&lv
.ll_di
->di_tv
);
12619 static void dict_list
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int what
));
12622 * Turn a dict into a list:
12623 * "what" == 0: list of keys
12624 * "what" == 1: list of values
12625 * "what" == 2: list of items
12628 dict_list(argvars
, rettv
, what
)
12641 if (argvars
[0].v_type
!= VAR_DICT
)
12643 EMSG(_(e_dictreq
));
12646 if ((d
= argvars
[0].vval
.v_dict
) == NULL
)
12649 if (rettv_list_alloc(rettv
) == FAIL
)
12652 todo
= (int)d
->dv_hashtab
.ht_used
;
12653 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
12655 if (!HASHITEM_EMPTY(hi
))
12660 li
= listitem_alloc();
12663 list_append(rettv
->vval
.v_list
, li
);
12668 li
->li_tv
.v_type
= VAR_STRING
;
12669 li
->li_tv
.v_lock
= 0;
12670 li
->li_tv
.vval
.v_string
= vim_strsave(di
->di_key
);
12672 else if (what
== 1)
12675 copy_tv(&di
->di_tv
, &li
->li_tv
);
12681 li
->li_tv
.v_type
= VAR_LIST
;
12682 li
->li_tv
.v_lock
= 0;
12683 li
->li_tv
.vval
.v_list
= l2
;
12688 li2
= listitem_alloc();
12691 list_append(l2
, li2
);
12692 li2
->li_tv
.v_type
= VAR_STRING
;
12693 li2
->li_tv
.v_lock
= 0;
12694 li2
->li_tv
.vval
.v_string
= vim_strsave(di
->di_key
);
12696 li2
= listitem_alloc();
12699 list_append(l2
, li2
);
12700 copy_tv(&di
->di_tv
, &li2
->li_tv
);
12707 * "items(dict)" function
12710 f_items(argvars
, rettv
)
12714 dict_list(argvars
, rettv
, 2);
12718 * "join()" function
12721 f_join(argvars
, rettv
)
12728 if (argvars
[0].v_type
!= VAR_LIST
)
12730 EMSG(_(e_listreq
));
12733 if (argvars
[0].vval
.v_list
== NULL
)
12735 if (argvars
[1].v_type
== VAR_UNKNOWN
)
12736 sep
= (char_u
*)" ";
12738 sep
= get_tv_string_chk(&argvars
[1]);
12740 rettv
->v_type
= VAR_STRING
;
12744 ga_init2(&ga
, (int)sizeof(char), 80);
12745 list_join(&ga
, argvars
[0].vval
.v_list
, sep
, TRUE
, 0);
12746 ga_append(&ga
, NUL
);
12747 rettv
->vval
.v_string
= (char_u
*)ga
.ga_data
;
12750 rettv
->vval
.v_string
= NULL
;
12754 * "keys()" function
12757 f_keys(argvars
, rettv
)
12761 dict_list(argvars
, rettv
, 0);
12765 * "last_buffer_nr()" function.
12768 f_last_buffer_nr(argvars
, rettv
)
12769 typval_T
*argvars UNUSED
;
12775 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
12776 if (n
< buf
->b_fnum
)
12779 rettv
->vval
.v_number
= n
;
12786 f_len(argvars
, rettv
)
12790 switch (argvars
[0].v_type
)
12794 rettv
->vval
.v_number
= (varnumber_T
)STRLEN(
12795 get_tv_string(&argvars
[0]));
12798 rettv
->vval
.v_number
= list_len(argvars
[0].vval
.v_list
);
12801 rettv
->vval
.v_number
= dict_len(argvars
[0].vval
.v_dict
);
12804 EMSG(_("E701: Invalid type for len()"));
12809 static void libcall_common
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int type
));
12812 libcall_common(argvars
, rettv
, type
)
12817 #ifdef FEAT_LIBCALL
12819 char_u
**string_result
;
12823 rettv
->v_type
= type
;
12824 if (type
!= VAR_NUMBER
)
12825 rettv
->vval
.v_string
= NULL
;
12827 if (check_restricted() || check_secure())
12830 #ifdef FEAT_LIBCALL
12831 /* The first two args must be strings, otherwise its meaningless */
12832 if (argvars
[0].v_type
== VAR_STRING
&& argvars
[1].v_type
== VAR_STRING
)
12835 if (argvars
[2].v_type
== VAR_STRING
)
12836 string_in
= argvars
[2].vval
.v_string
;
12837 if (type
== VAR_NUMBER
)
12838 string_result
= NULL
;
12840 string_result
= &rettv
->vval
.v_string
;
12841 if (mch_libcall(argvars
[0].vval
.v_string
,
12842 argvars
[1].vval
.v_string
,
12844 argvars
[2].vval
.v_number
,
12847 && type
== VAR_NUMBER
)
12848 rettv
->vval
.v_number
= nr_result
;
12854 * "libcall()" function
12857 f_libcall(argvars
, rettv
)
12861 libcall_common(argvars
, rettv
, VAR_STRING
);
12865 * "libcallnr()" function
12868 f_libcallnr(argvars
, rettv
)
12872 libcall_common(argvars
, rettv
, VAR_NUMBER
);
12876 * "line(string)" function
12879 f_line(argvars
, rettv
)
12887 fp
= var2fpos(&argvars
[0], TRUE
, &fnum
);
12890 rettv
->vval
.v_number
= lnum
;
12894 * "line2byte(lnum)" function
12897 f_line2byte(argvars
, rettv
)
12898 typval_T
*argvars UNUSED
;
12901 #ifndef FEAT_BYTEOFF
12902 rettv
->vval
.v_number
= -1;
12906 lnum
= get_tv_lnum(argvars
);
12907 if (lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
+ 1)
12908 rettv
->vval
.v_number
= -1;
12910 rettv
->vval
.v_number
= ml_find_line_or_offset(curbuf
, lnum
, NULL
);
12911 if (rettv
->vval
.v_number
>= 0)
12912 ++rettv
->vval
.v_number
;
12917 * "lispindent(lnum)" function
12920 f_lispindent(argvars
, rettv
)
12928 pos
= curwin
->w_cursor
;
12929 lnum
= get_tv_lnum(argvars
);
12930 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
12932 curwin
->w_cursor
.lnum
= lnum
;
12933 rettv
->vval
.v_number
= get_lisp_indent();
12934 curwin
->w_cursor
= pos
;
12938 rettv
->vval
.v_number
= -1;
12942 * "localtime()" function
12945 f_localtime(argvars
, rettv
)
12946 typval_T
*argvars UNUSED
;
12949 rettv
->vval
.v_number
= (varnumber_T
)time(NULL
);
12952 static void get_maparg
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int exact
));
12955 get_maparg(argvars
, rettv
, exact
)
12962 char_u buf
[NUMBUFLEN
];
12963 char_u
*keys_buf
= NULL
;
12969 /* return empty string for failure */
12970 rettv
->v_type
= VAR_STRING
;
12971 rettv
->vval
.v_string
= NULL
;
12973 keys
= get_tv_string(&argvars
[0]);
12977 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
12979 which
= get_tv_string_buf_chk(&argvars
[1], buf
);
12980 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12981 abbr
= get_tv_number(&argvars
[2]);
12984 which
= (char_u
*)"";
12988 mode
= get_map_mode(&which
, 0);
12990 keys
= replace_termcodes(keys
, &keys_buf
, TRUE
, TRUE
, FALSE
);
12991 rhs
= check_map(keys
, mode
, exact
, FALSE
, abbr
);
12992 vim_free(keys_buf
);
12996 ga
.ga_itemsize
= 1;
12997 ga
.ga_growsize
= 40;
12999 while (*rhs
!= NUL
)
13000 ga_concat(&ga
, str2special(&rhs
, FALSE
));
13002 ga_append(&ga
, NUL
);
13003 rettv
->vval
.v_string
= (char_u
*)ga
.ga_data
;
13009 * "log10()" function
13012 f_log10(argvars
, rettv
)
13018 rettv
->v_type
= VAR_FLOAT
;
13019 if (get_float_arg(argvars
, &f
) == OK
)
13020 rettv
->vval
.v_float
= log10(f
);
13022 rettv
->vval
.v_float
= 0.0;
13030 f_map(argvars
, rettv
)
13034 filter_map(argvars
, rettv
, TRUE
);
13038 * "maparg()" function
13041 f_maparg(argvars
, rettv
)
13045 get_maparg(argvars
, rettv
, TRUE
);
13049 * "mapcheck()" function
13052 f_mapcheck(argvars
, rettv
)
13056 get_maparg(argvars
, rettv
, FALSE
);
13059 static void find_some_match
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int start
));
13062 find_some_match(argvars
, rettv
, type
)
13067 char_u
*str
= NULL
;
13068 char_u
*expr
= NULL
;
13070 regmatch_T regmatch
;
13071 char_u patbuf
[NUMBUFLEN
];
13072 char_u strbuf
[NUMBUFLEN
];
13076 colnr_T startcol
= 0;
13079 listitem_T
*li
= NULL
;
13081 char_u
*tofree
= NULL
;
13083 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
13085 p_cpo
= (char_u
*)"";
13087 rettv
->vval
.v_number
= -1;
13090 /* return empty list when there are no matches */
13091 if (rettv_list_alloc(rettv
) == FAIL
)
13094 else if (type
== 2)
13096 rettv
->v_type
= VAR_STRING
;
13097 rettv
->vval
.v_string
= NULL
;
13100 if (argvars
[0].v_type
== VAR_LIST
)
13102 if ((l
= argvars
[0].vval
.v_list
) == NULL
)
13107 expr
= str
= get_tv_string(&argvars
[0]);
13109 pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
13113 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13117 start
= get_tv_number_chk(&argvars
[2], &error
);
13122 li
= list_find(l
, start
);
13125 idx
= l
->lv_idx
; /* use the cached index */
13131 if (start
> (long)STRLEN(str
))
13133 /* When "count" argument is there ignore matches before "start",
13134 * otherwise skip part of the string. Differs when pattern is "^"
13136 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13142 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13143 nth
= get_tv_number_chk(&argvars
[3], &error
);
13148 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
13149 if (regmatch
.regprog
!= NULL
)
13151 regmatch
.rm_ic
= p_ic
;
13163 str
= echo_string(&li
->li_tv
, &tofree
, strbuf
, 0);
13168 match
= vim_regexec_nl(®match
, str
, (colnr_T
)startcol
);
13170 if (match
&& --nth
<= 0)
13172 if (l
== NULL
&& !match
)
13175 /* Advance to just after the match. */
13184 startcol
= (colnr_T
)(regmatch
.startp
[0]
13185 + (*mb_ptr2len
)(regmatch
.startp
[0]) - str
);
13187 startcol
= regmatch
.startp
[0] + 1 - str
;
13198 /* return list with matched string and submatches */
13199 for (i
= 0; i
< NSUBEXP
; ++i
)
13201 if (regmatch
.endp
[i
] == NULL
)
13203 if (list_append_string(rettv
->vval
.v_list
,
13204 (char_u
*)"", 0) == FAIL
)
13207 else if (list_append_string(rettv
->vval
.v_list
,
13208 regmatch
.startp
[i
],
13209 (int)(regmatch
.endp
[i
] - regmatch
.startp
[i
]))
13214 else if (type
== 2)
13216 /* return matched string */
13218 copy_tv(&li
->li_tv
, rettv
);
13220 rettv
->vval
.v_string
= vim_strnsave(regmatch
.startp
[0],
13221 (int)(regmatch
.endp
[0] - regmatch
.startp
[0]));
13223 else if (l
!= NULL
)
13224 rettv
->vval
.v_number
= idx
;
13228 rettv
->vval
.v_number
=
13229 (varnumber_T
)(regmatch
.startp
[0] - str
);
13231 rettv
->vval
.v_number
=
13232 (varnumber_T
)(regmatch
.endp
[0] - str
);
13233 rettv
->vval
.v_number
+= (varnumber_T
)(str
- expr
);
13236 vim_free(regmatch
.regprog
);
13245 * "match()" function
13248 f_match(argvars
, rettv
)
13252 find_some_match(argvars
, rettv
, 1);
13256 * "matchadd()" function
13259 f_matchadd(argvars
, rettv
)
13263 #ifdef FEAT_SEARCH_EXTRA
13264 char_u buf
[NUMBUFLEN
];
13265 char_u
*grp
= get_tv_string_buf_chk(&argvars
[0], buf
); /* group */
13266 char_u
*pat
= get_tv_string_buf_chk(&argvars
[1], buf
); /* pattern */
13267 int prio
= 10; /* default priority */
13271 rettv
->vval
.v_number
= -1;
13273 if (grp
== NULL
|| pat
== NULL
)
13275 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13277 prio
= get_tv_number_chk(&argvars
[2], &error
);
13278 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13279 id
= get_tv_number_chk(&argvars
[3], &error
);
13283 if (id
>= 1 && id
<= 3)
13285 EMSGN("E798: ID is reserved for \":match\": %ld", id
);
13289 rettv
->vval
.v_number
= match_add(curwin
, grp
, pat
, prio
, id
);
13294 * "matcharg()" function
13297 f_matcharg(argvars
, rettv
)
13301 if (rettv_list_alloc(rettv
) == OK
)
13303 #ifdef FEAT_SEARCH_EXTRA
13304 int id
= get_tv_number(&argvars
[0]);
13307 if (id
>= 1 && id
<= 3)
13309 if ((m
= (matchitem_T
*)get_match(curwin
, id
)) != NULL
)
13311 list_append_string(rettv
->vval
.v_list
,
13312 syn_id2name(m
->hlg_id
), -1);
13313 list_append_string(rettv
->vval
.v_list
, m
->pattern
, -1);
13317 list_append_string(rettv
->vval
.v_list
, NUL
, -1);
13318 list_append_string(rettv
->vval
.v_list
, NUL
, -1);
13326 * "matchdelete()" function
13329 f_matchdelete(argvars
, rettv
)
13333 #ifdef FEAT_SEARCH_EXTRA
13334 rettv
->vval
.v_number
= match_delete(curwin
,
13335 (int)get_tv_number(&argvars
[0]), TRUE
);
13340 * "matchend()" function
13343 f_matchend(argvars
, rettv
)
13347 find_some_match(argvars
, rettv
, 0);
13351 * "matchlist()" function
13354 f_matchlist(argvars
, rettv
)
13358 find_some_match(argvars
, rettv
, 3);
13362 * "matchstr()" function
13365 f_matchstr(argvars
, rettv
)
13369 find_some_match(argvars
, rettv
, 2);
13372 static void max_min
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int domax
));
13375 max_min(argvars
, rettv
, domax
)
13384 if (argvars
[0].v_type
== VAR_LIST
)
13389 l
= argvars
[0].vval
.v_list
;
13395 n
= get_tv_number_chk(&li
->li_tv
, &error
);
13401 i
= get_tv_number_chk(&li
->li_tv
, &error
);
13402 if (domax
? i
> n
: i
< n
)
13408 else if (argvars
[0].v_type
== VAR_DICT
)
13415 d
= argvars
[0].vval
.v_dict
;
13418 todo
= (int)d
->dv_hashtab
.ht_used
;
13419 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
13421 if (!HASHITEM_EMPTY(hi
))
13424 i
= get_tv_number_chk(&HI2DI(hi
)->di_tv
, &error
);
13430 else if (domax
? i
> n
: i
< n
)
13437 EMSG(_(e_listdictarg
));
13438 rettv
->vval
.v_number
= error
? 0 : n
;
13445 f_max(argvars
, rettv
)
13449 max_min(argvars
, rettv
, TRUE
);
13456 f_min(argvars
, rettv
)
13460 max_min(argvars
, rettv
, FALSE
);
13463 static int mkdir_recurse
__ARGS((char_u
*dir
, int prot
));
13466 * Create the directory in which "dir" is located, and higher levels when
13470 mkdir_recurse(dir
, prot
)
13478 /* Get end of directory name in "dir".
13479 * We're done when it's "/" or "c:/". */
13480 p
= gettail_sep(dir
);
13481 if (p
<= get_past_head(dir
))
13484 /* If the directory exists we're done. Otherwise: create it.*/
13485 updir
= vim_strnsave(dir
, (int)(p
- dir
));
13488 if (mch_isdir(updir
))
13490 else if (mkdir_recurse(updir
, prot
) == OK
)
13491 r
= vim_mkdir_emsg(updir
, prot
);
13498 * "mkdir()" function
13501 f_mkdir(argvars
, rettv
)
13506 char_u buf
[NUMBUFLEN
];
13509 rettv
->vval
.v_number
= FAIL
;
13510 if (check_restricted() || check_secure())
13513 dir
= get_tv_string_buf(&argvars
[0], buf
);
13514 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
13516 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13517 prot
= get_tv_number_chk(&argvars
[2], NULL
);
13518 if (prot
!= -1 && STRCMP(get_tv_string(&argvars
[1]), "p") == 0)
13519 mkdir_recurse(dir
, prot
);
13521 rettv
->vval
.v_number
= prot
!= -1 ? vim_mkdir_emsg(dir
, prot
) : 0;
13526 * "mode()" function
13529 f_mode(argvars
, rettv
)
13542 buf
[0] = VIsual_mode
+ 's' - 'v';
13544 buf
[0] = VIsual_mode
;
13548 if (State
== HITRETURN
|| State
== ASKMORE
|| State
== SETWSIZE
13549 || State
== CONFIRM
)
13552 if (State
== ASKMORE
)
13554 else if (State
== CONFIRM
)
13557 else if (State
== EXTERNCMD
)
13559 else if (State
& INSERT
)
13561 #ifdef FEAT_VREPLACE
13562 if (State
& VREPLACE_FLAG
)
13569 if (State
& REPLACE_FLAG
)
13574 else if (State
& CMDLINE
)
13580 else if (exmode_active
)
13592 /* Clear out the minor mode when the argument is not a non-zero number or
13593 * non-empty string. */
13594 if (!non_zero_arg(&argvars
[0]))
13597 rettv
->vval
.v_string
= vim_strsave(buf
);
13598 rettv
->v_type
= VAR_STRING
;
13602 * "nextnonblank()" function
13605 f_nextnonblank(argvars
, rettv
)
13611 for (lnum
= get_tv_lnum(argvars
); ; ++lnum
)
13613 if (lnum
< 0 || lnum
> curbuf
->b_ml
.ml_line_count
)
13618 if (*skipwhite(ml_get(lnum
)) != NUL
)
13621 rettv
->vval
.v_number
= lnum
;
13625 * "nr2char()" function
13628 f_nr2char(argvars
, rettv
)
13632 char_u buf
[NUMBUFLEN
];
13636 buf
[(*mb_char2bytes
)((int)get_tv_number(&argvars
[0]), buf
)] = NUL
;
13640 buf
[0] = (char_u
)get_tv_number(&argvars
[0]);
13643 rettv
->v_type
= VAR_STRING
;
13644 rettv
->vval
.v_string
= vim_strsave(buf
);
13648 * "pathshorten()" function
13651 f_pathshorten(argvars
, rettv
)
13657 rettv
->v_type
= VAR_STRING
;
13658 p
= get_tv_string_chk(&argvars
[0]);
13660 rettv
->vval
.v_string
= NULL
;
13663 p
= vim_strsave(p
);
13664 rettv
->vval
.v_string
= p
;
13675 f_pow(argvars
, rettv
)
13681 rettv
->v_type
= VAR_FLOAT
;
13682 if (get_float_arg(argvars
, &fx
) == OK
13683 && get_float_arg(&argvars
[1], &fy
) == OK
)
13684 rettv
->vval
.v_float
= pow(fx
, fy
);
13686 rettv
->vval
.v_float
= 0.0;
13691 * "prevnonblank()" function
13694 f_prevnonblank(argvars
, rettv
)
13700 lnum
= get_tv_lnum(argvars
);
13701 if (lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
)
13704 while (lnum
>= 1 && *skipwhite(ml_get(lnum
)) == NUL
)
13706 rettv
->vval
.v_number
= lnum
;
13709 #ifdef HAVE_STDARG_H
13710 /* This dummy va_list is here because:
13711 * - passing a NULL pointer doesn't work when va_list isn't a pointer
13712 * - locally in the function results in a "used before set" warning
13713 * - using va_start() to initialize it gives "function with fixed args" error */
13718 * "printf()" function
13721 f_printf(argvars
, rettv
)
13725 rettv
->v_type
= VAR_STRING
;
13726 rettv
->vval
.v_string
= NULL
;
13727 #ifdef HAVE_STDARG_H /* only very old compilers can't do this */
13729 char_u buf
[NUMBUFLEN
];
13732 int saved_did_emsg
= did_emsg
;
13735 /* Get the required length, allocate the buffer and do it for real. */
13737 fmt
= (char *)get_tv_string_buf(&argvars
[0], buf
);
13738 len
= vim_vsnprintf(NULL
, 0, fmt
, ap
, argvars
+ 1);
13741 s
= alloc(len
+ 1);
13744 rettv
->vval
.v_string
= s
;
13745 (void)vim_vsnprintf((char *)s
, len
+ 1, fmt
, ap
, argvars
+ 1);
13748 did_emsg
|= saved_did_emsg
;
13754 * "pumvisible()" function
13757 f_pumvisible(argvars
, rettv
)
13758 typval_T
*argvars UNUSED
;
13759 typval_T
*rettv UNUSED
;
13761 #ifdef FEAT_INS_EXPAND
13763 rettv
->vval
.v_number
= 1;
13768 * "range()" function
13771 f_range(argvars
, rettv
)
13781 start
= get_tv_number_chk(&argvars
[0], &error
);
13782 if (argvars
[1].v_type
== VAR_UNKNOWN
)
13789 end
= get_tv_number_chk(&argvars
[1], &error
);
13790 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13791 stride
= get_tv_number_chk(&argvars
[2], &error
);
13795 return; /* type error; errmsg already given */
13797 EMSG(_("E726: Stride is zero"));
13798 else if (stride
> 0 ? end
+ 1 < start
: end
- 1 > start
)
13799 EMSG(_("E727: Start past end"));
13802 if (rettv_list_alloc(rettv
) == OK
)
13803 for (i
= start
; stride
> 0 ? i
<= end
: i
>= end
; i
+= stride
)
13804 if (list_append_number(rettv
->vval
.v_list
,
13805 (varnumber_T
)i
) == FAIL
)
13811 * "readfile()" function
13814 f_readfile(argvars
, rettv
)
13818 int binary
= FALSE
;
13822 #define FREAD_SIZE 200 /* optimized for text lines */
13823 char_u buf
[FREAD_SIZE
];
13824 int readlen
; /* size of last fread() */
13825 int buflen
; /* nr of valid chars in buf[] */
13826 int filtd
; /* how much in buf[] was NUL -> '\n' filtered */
13827 int tolist
; /* first byte in buf[] still to be put in list */
13828 int chop
; /* how many CR to chop off */
13829 char_u
*prev
= NULL
; /* previously read bytes, if any */
13830 int prevlen
= 0; /* length of "prev" if not NULL */
13833 long maxline
= MAXLNUM
;
13836 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
13838 if (STRCMP(get_tv_string(&argvars
[1]), "b") == 0)
13840 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13841 maxline
= get_tv_number(&argvars
[2]);
13844 if (rettv_list_alloc(rettv
) == FAIL
)
13847 /* Always open the file in binary mode, library functions have a mind of
13848 * their own about CR-LF conversion. */
13849 fname
= get_tv_string(&argvars
[0]);
13850 if (*fname
== NUL
|| (fd
= mch_fopen((char *)fname
, READBIN
)) == NULL
)
13852 EMSG2(_(e_notopen
), *fname
== NUL
? (char_u
*)_("<empty>") : fname
);
13857 while (cnt
< maxline
|| maxline
< 0)
13859 readlen
= (int)fread(buf
+ filtd
, 1, FREAD_SIZE
- filtd
, fd
);
13860 buflen
= filtd
+ readlen
;
13862 for ( ; filtd
< buflen
|| readlen
<= 0; ++filtd
)
13864 if (buf
[filtd
] == '\n' || readlen
<= 0)
13866 /* Only when in binary mode add an empty list item when the
13867 * last line ends in a '\n'. */
13868 if (!binary
&& readlen
== 0 && filtd
== 0)
13871 /* Found end-of-line or end-of-file: add a text line to the
13875 while (filtd
- chop
- 1 >= tolist
13876 && buf
[filtd
- chop
- 1] == '\r')
13878 len
= filtd
- tolist
- chop
;
13880 s
= vim_strnsave(buf
+ tolist
, len
);
13883 s
= alloc((unsigned)(prevlen
+ len
+ 1));
13886 mch_memmove(s
, prev
, prevlen
);
13889 mch_memmove(s
+ prevlen
, buf
+ tolist
, len
);
13890 s
[prevlen
+ len
] = NUL
;
13893 tolist
= filtd
+ 1;
13895 li
= listitem_alloc();
13901 li
->li_tv
.v_type
= VAR_STRING
;
13902 li
->li_tv
.v_lock
= 0;
13903 li
->li_tv
.vval
.v_string
= s
;
13904 list_append(rettv
->vval
.v_list
, li
);
13906 if (++cnt
>= maxline
&& maxline
>= 0)
13911 else if (buf
[filtd
] == NUL
)
13919 /* "buf" is full, need to move text to an allocated buffer */
13922 prev
= vim_strnsave(buf
, buflen
);
13927 s
= alloc((unsigned)(prevlen
+ buflen
));
13930 mch_memmove(s
, prev
, prevlen
);
13931 mch_memmove(s
+ prevlen
, buf
, buflen
);
13941 mch_memmove(buf
, buf
+ tolist
, buflen
- tolist
);
13947 * For a negative line count use only the lines at the end of the file,
13951 while (cnt
> -maxline
)
13953 listitem_remove(rettv
->vval
.v_list
, rettv
->vval
.v_list
->lv_first
);
13961 #if defined(FEAT_RELTIME)
13962 static int list2proftime
__ARGS((typval_T
*arg
, proftime_T
*tm
));
13965 * Convert a List to proftime_T.
13966 * Return FAIL when there is something wrong.
13969 list2proftime(arg
, tm
)
13976 if (arg
->v_type
!= VAR_LIST
|| arg
->vval
.v_list
== NULL
13977 || arg
->vval
.v_list
->lv_len
!= 2)
13979 n1
= list_find_nr(arg
->vval
.v_list
, 0L, &error
);
13980 n2
= list_find_nr(arg
->vval
.v_list
, 1L, &error
);
13988 return error
? FAIL
: OK
;
13990 #endif /* FEAT_RELTIME */
13993 * "reltime()" function
13996 f_reltime(argvars
, rettv
)
14000 #ifdef FEAT_RELTIME
14004 if (argvars
[0].v_type
== VAR_UNKNOWN
)
14006 /* No arguments: get current time. */
14007 profile_start(&res
);
14009 else if (argvars
[1].v_type
== VAR_UNKNOWN
)
14011 if (list2proftime(&argvars
[0], &res
) == FAIL
)
14017 /* Two arguments: compute the difference. */
14018 if (list2proftime(&argvars
[0], &start
) == FAIL
14019 || list2proftime(&argvars
[1], &res
) == FAIL
)
14021 profile_sub(&res
, &start
);
14024 if (rettv_list_alloc(rettv
) == OK
)
14035 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n1
);
14036 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n2
);
14042 * "reltimestr()" function
14045 f_reltimestr(argvars
, rettv
)
14049 #ifdef FEAT_RELTIME
14053 rettv
->v_type
= VAR_STRING
;
14054 rettv
->vval
.v_string
= NULL
;
14055 #ifdef FEAT_RELTIME
14056 if (list2proftime(&argvars
[0], &tm
) == OK
)
14057 rettv
->vval
.v_string
= vim_strsave((char_u
*)profile_msg(&tm
));
14061 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
14062 static void make_connection
__ARGS((void));
14063 static int check_connection
__ARGS((void));
14068 if (X_DISPLAY
== NULL
14074 x_force_connect
= TRUE
;
14076 x_force_connect
= FALSE
;
14084 if (X_DISPLAY
== NULL
)
14086 EMSG(_("E240: No connection to Vim server"));
14093 #ifdef FEAT_CLIENTSERVER
14094 static void remote_common
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int expr
));
14097 remote_common(argvars
, rettv
, expr
)
14102 char_u
*server_name
;
14105 char_u buf
[NUMBUFLEN
];
14112 if (check_restricted() || check_secure())
14116 if (check_connection() == FAIL
)
14120 server_name
= get_tv_string_chk(&argvars
[0]);
14121 if (server_name
== NULL
)
14122 return; /* type error; errmsg already given */
14123 keys
= get_tv_string_buf(&argvars
[1], buf
);
14125 if (serverSendToVim(server_name
, keys
, &r
, &w
, expr
, TRUE
) < 0)
14127 if (serverSendToVim(X_DISPLAY
, server_name
, keys
, &r
, &w
, expr
, 0, TRUE
)
14132 EMSG(r
); /* sending worked but evaluation failed */
14134 EMSG2(_("E241: Unable to send to %s"), server_name
);
14138 rettv
->vval
.v_string
= r
;
14140 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
14146 sprintf((char *)str
, PRINTF_HEX_LONG_U
, (long_u
)w
);
14147 v
.di_tv
.v_type
= VAR_STRING
;
14148 v
.di_tv
.vval
.v_string
= vim_strsave(str
);
14149 idvar
= get_tv_string_chk(&argvars
[2]);
14151 set_var(idvar
, &v
.di_tv
, FALSE
);
14152 vim_free(v
.di_tv
.vval
.v_string
);
14158 * "remote_expr()" function
14161 f_remote_expr(argvars
, rettv
)
14162 typval_T
*argvars UNUSED
;
14165 rettv
->v_type
= VAR_STRING
;
14166 rettv
->vval
.v_string
= NULL
;
14167 #ifdef FEAT_CLIENTSERVER
14168 remote_common(argvars
, rettv
, TRUE
);
14173 * "remote_foreground()" function
14176 f_remote_foreground(argvars
, rettv
)
14177 typval_T
*argvars UNUSED
;
14178 typval_T
*rettv UNUSED
;
14180 #ifdef FEAT_CLIENTSERVER
14182 /* On Win32 it's done in this application. */
14184 char_u
*server_name
= get_tv_string_chk(&argvars
[0]);
14186 if (server_name
!= NULL
)
14187 serverForeground(server_name
);
14190 /* Send a foreground() expression to the server. */
14191 argvars
[1].v_type
= VAR_STRING
;
14192 argvars
[1].vval
.v_string
= vim_strsave((char_u
*)"foreground()");
14193 argvars
[2].v_type
= VAR_UNKNOWN
;
14194 remote_common(argvars
, rettv
, TRUE
);
14195 vim_free(argvars
[1].vval
.v_string
);
14201 f_remote_peek(argvars
, rettv
)
14202 typval_T
*argvars UNUSED
;
14205 #ifdef FEAT_CLIENTSERVER
14213 if (check_restricted() || check_secure())
14215 rettv
->vval
.v_number
= -1;
14218 serverid
= get_tv_string_chk(&argvars
[0]);
14219 if (serverid
== NULL
)
14221 rettv
->vval
.v_number
= -1;
14222 return; /* type error; errmsg already given */
14225 sscanf(serverid
, SCANF_HEX_LONG_U
, &n
);
14227 rettv
->vval
.v_number
= -1;
14230 s
= serverGetReply((HWND
)n
, FALSE
, FALSE
, FALSE
);
14231 rettv
->vval
.v_number
= (s
!= NULL
);
14234 if (check_connection() == FAIL
)
14237 rettv
->vval
.v_number
= serverPeekReply(X_DISPLAY
,
14238 serverStrToWin(serverid
), &s
);
14241 if (argvars
[1].v_type
!= VAR_UNKNOWN
&& rettv
->vval
.v_number
> 0)
14245 v
.di_tv
.v_type
= VAR_STRING
;
14246 v
.di_tv
.vval
.v_string
= vim_strsave(s
);
14247 retvar
= get_tv_string_chk(&argvars
[1]);
14248 if (retvar
!= NULL
)
14249 set_var(retvar
, &v
.di_tv
, FALSE
);
14250 vim_free(v
.di_tv
.vval
.v_string
);
14253 rettv
->vval
.v_number
= -1;
14258 f_remote_read(argvars
, rettv
)
14259 typval_T
*argvars UNUSED
;
14264 #ifdef FEAT_CLIENTSERVER
14265 char_u
*serverid
= get_tv_string_chk(&argvars
[0]);
14267 if (serverid
!= NULL
&& !check_restricted() && !check_secure())
14270 /* The server's HWND is encoded in the 'id' parameter */
14273 sscanf(serverid
, SCANF_HEX_LONG_U
, &n
);
14275 r
= serverGetReply((HWND
)n
, FALSE
, TRUE
, TRUE
);
14278 if (check_connection() == FAIL
|| serverReadReply(X_DISPLAY
,
14279 serverStrToWin(serverid
), &r
, FALSE
) < 0)
14281 EMSG(_("E277: Unable to read a server reply"));
14284 rettv
->v_type
= VAR_STRING
;
14285 rettv
->vval
.v_string
= r
;
14289 * "remote_send()" function
14292 f_remote_send(argvars
, rettv
)
14293 typval_T
*argvars UNUSED
;
14296 rettv
->v_type
= VAR_STRING
;
14297 rettv
->vval
.v_string
= NULL
;
14298 #ifdef FEAT_CLIENTSERVER
14299 remote_common(argvars
, rettv
, FALSE
);
14304 * "remove()" function
14307 f_remove(argvars
, rettv
)
14312 listitem_T
*item
, *item2
;
14320 if (argvars
[0].v_type
== VAR_DICT
)
14322 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
14323 EMSG2(_(e_toomanyarg
), "remove()");
14324 else if ((d
= argvars
[0].vval
.v_dict
) != NULL
14325 && !tv_check_lock(d
->dv_lock
, (char_u
*)"remove() argument"))
14327 key
= get_tv_string_chk(&argvars
[1]);
14330 di
= dict_find(d
, key
, -1);
14332 EMSG2(_(e_dictkey
), key
);
14335 *rettv
= di
->di_tv
;
14336 init_tv(&di
->di_tv
);
14337 dictitem_remove(d
, di
);
14342 else if (argvars
[0].v_type
!= VAR_LIST
)
14343 EMSG2(_(e_listdictarg
), "remove()");
14344 else if ((l
= argvars
[0].vval
.v_list
) != NULL
14345 && !tv_check_lock(l
->lv_lock
, (char_u
*)"remove() argument"))
14349 idx
= get_tv_number_chk(&argvars
[1], &error
);
14351 ; /* type error: do nothing, errmsg already given */
14352 else if ((item
= list_find(l
, idx
)) == NULL
)
14353 EMSGN(_(e_listidx
), idx
);
14356 if (argvars
[2].v_type
== VAR_UNKNOWN
)
14358 /* Remove one item, return its value. */
14359 list_remove(l
, item
, item
);
14360 *rettv
= item
->li_tv
;
14365 /* Remove range of items, return list with values. */
14366 end
= get_tv_number_chk(&argvars
[2], &error
);
14368 ; /* type error: do nothing */
14369 else if ((item2
= list_find(l
, end
)) == NULL
)
14370 EMSGN(_(e_listidx
), end
);
14375 for (li
= item
; li
!= NULL
; li
= li
->li_next
)
14381 if (li
== NULL
) /* didn't find "item2" after "item" */
14382 EMSG(_(e_invrange
));
14385 list_remove(l
, item
, item2
);
14386 if (rettv_list_alloc(rettv
) == OK
)
14388 l
= rettv
->vval
.v_list
;
14389 l
->lv_first
= item
;
14390 l
->lv_last
= item2
;
14391 item
->li_prev
= NULL
;
14392 item2
->li_next
= NULL
;
14403 * "rename({from}, {to})" function
14406 f_rename(argvars
, rettv
)
14410 char_u buf
[NUMBUFLEN
];
14412 if (check_restricted() || check_secure())
14413 rettv
->vval
.v_number
= -1;
14415 rettv
->vval
.v_number
= vim_rename(get_tv_string(&argvars
[0]),
14416 get_tv_string_buf(&argvars
[1], buf
));
14420 * "repeat()" function
14423 f_repeat(argvars
, rettv
)
14434 n
= get_tv_number(&argvars
[1]);
14435 if (argvars
[0].v_type
== VAR_LIST
)
14437 if (rettv_list_alloc(rettv
) == OK
&& argvars
[0].vval
.v_list
!= NULL
)
14439 if (list_extend(rettv
->vval
.v_list
,
14440 argvars
[0].vval
.v_list
, NULL
) == FAIL
)
14445 p
= get_tv_string(&argvars
[0]);
14446 rettv
->v_type
= VAR_STRING
;
14447 rettv
->vval
.v_string
= NULL
;
14449 slen
= (int)STRLEN(p
);
14454 r
= alloc(len
+ 1);
14457 for (i
= 0; i
< n
; i
++)
14458 mch_memmove(r
+ i
* slen
, p
, (size_t)slen
);
14462 rettv
->vval
.v_string
= r
;
14467 * "resolve()" function
14470 f_resolve(argvars
, rettv
)
14476 p
= get_tv_string(&argvars
[0]);
14477 #ifdef FEAT_SHORTCUT
14481 v
= mch_resolve_shortcut(p
);
14483 rettv
->vval
.v_string
= v
;
14485 rettv
->vval
.v_string
= vim_strsave(p
);
14488 # ifdef HAVE_READLINK
14490 char_u buf
[MAXPATHL
+ 1];
14493 char_u
*remain
= NULL
;
14495 int is_relative_to_current
= FALSE
;
14496 int has_trailing_pathsep
= FALSE
;
14499 p
= vim_strsave(p
);
14501 if (p
[0] == '.' && (vim_ispathsep(p
[1])
14502 || (p
[1] == '.' && (vim_ispathsep(p
[2])))))
14503 is_relative_to_current
= TRUE
;
14506 if (len
> 0 && after_pathsep(p
, p
+ len
))
14507 has_trailing_pathsep
= TRUE
;
14509 q
= getnextcomp(p
);
14512 /* Separate the first path component in "p", and keep the
14513 * remainder (beginning with the path separator). */
14514 remain
= vim_strsave(q
- 1);
14522 len
= readlink((char *)p
, (char *)buf
, MAXPATHL
);
14531 EMSG(_("E655: Too many symbolic links (cycle?)"));
14532 rettv
->vval
.v_string
= NULL
;
14536 /* Ensure that the result will have a trailing path separator
14537 * if the argument has one. */
14538 if (remain
== NULL
&& has_trailing_pathsep
)
14541 /* Separate the first path component in the link value and
14542 * concatenate the remainders. */
14543 q
= getnextcomp(vim_ispathsep(*buf
) ? buf
+ 1 : buf
);
14546 if (remain
== NULL
)
14547 remain
= vim_strsave(q
- 1);
14550 cpy
= concat_str(q
- 1, remain
);
14561 if (q
> p
&& *q
== NUL
)
14563 /* Ignore trailing path separator. */
14567 if (q
> p
&& !mch_isFullName(buf
))
14569 /* symlink is relative to directory of argument */
14570 cpy
= alloc((unsigned)(STRLEN(p
) + STRLEN(buf
) + 1));
14574 STRCPY(gettail(cpy
), buf
);
14582 p
= vim_strsave(buf
);
14586 if (remain
== NULL
)
14589 /* Append the first path component of "remain" to "p". */
14590 q
= getnextcomp(remain
+ 1);
14591 len
= q
- remain
- (*q
!= NUL
);
14592 cpy
= vim_strnsave(p
, STRLEN(p
) + len
);
14595 STRNCAT(cpy
, remain
, len
);
14599 /* Shorten "remain". */
14601 STRMOVE(remain
, q
- 1);
14609 /* If the result is a relative path name, make it explicitly relative to
14610 * the current directory if and only if the argument had this form. */
14611 if (!vim_ispathsep(*p
))
14613 if (is_relative_to_current
14617 || vim_ispathsep(p
[1])
14620 || vim_ispathsep(p
[2]))))))
14622 /* Prepend "./". */
14623 cpy
= concat_str((char_u
*)"./", p
);
14630 else if (!is_relative_to_current
)
14632 /* Strip leading "./". */
14634 while (q
[0] == '.' && vim_ispathsep(q
[1]))
14641 /* Ensure that the result will have no trailing path separator
14642 * if the argument had none. But keep "/" or "//". */
14643 if (!has_trailing_pathsep
)
14646 if (after_pathsep(p
, q
))
14647 *gettail_sep(p
) = NUL
;
14650 rettv
->vval
.v_string
= p
;
14653 rettv
->vval
.v_string
= vim_strsave(p
);
14657 simplify_filename(rettv
->vval
.v_string
);
14659 #ifdef HAVE_READLINK
14662 rettv
->v_type
= VAR_STRING
;
14666 * "reverse({list})" function
14669 f_reverse(argvars
, rettv
)
14674 listitem_T
*li
, *ni
;
14676 if (argvars
[0].v_type
!= VAR_LIST
)
14677 EMSG2(_(e_listarg
), "reverse()");
14678 else if ((l
= argvars
[0].vval
.v_list
) != NULL
14679 && !tv_check_lock(l
->lv_lock
, (char_u
*)"reverse()"))
14682 l
->lv_first
= l
->lv_last
= NULL
;
14687 list_append(l
, li
);
14690 rettv
->vval
.v_list
= l
;
14691 rettv
->v_type
= VAR_LIST
;
14693 l
->lv_idx
= l
->lv_len
- l
->lv_idx
- 1;
14697 #define SP_NOMOVE 0x01 /* don't move cursor */
14698 #define SP_REPEAT 0x02 /* repeat to find outer pair */
14699 #define SP_RETCOUNT 0x04 /* return matchcount */
14700 #define SP_SETPCMARK 0x08 /* set previous context mark */
14701 #define SP_START 0x10 /* accept match at start position */
14702 #define SP_SUBPAT 0x20 /* return nr of matching sub-pattern */
14703 #define SP_END 0x40 /* leave cursor at end of match */
14705 static int get_search_arg
__ARGS((typval_T
*varp
, int *flagsp
));
14708 * Get flags for a search function.
14709 * Possibly sets "p_ws".
14710 * Returns BACKWARD, FORWARD or zero (for an error).
14713 get_search_arg(varp
, flagsp
)
14719 char_u nbuf
[NUMBUFLEN
];
14722 if (varp
->v_type
!= VAR_UNKNOWN
)
14724 flags
= get_tv_string_buf_chk(varp
, nbuf
);
14726 return 0; /* type error; errmsg already given */
14727 while (*flags
!= NUL
)
14731 case 'b': dir
= BACKWARD
; break;
14732 case 'w': p_ws
= TRUE
; break;
14733 case 'W': p_ws
= FALSE
; break;
14735 if (flagsp
!= NULL
)
14738 case 'c': mask
= SP_START
; break;
14739 case 'e': mask
= SP_END
; break;
14740 case 'm': mask
= SP_RETCOUNT
; break;
14741 case 'n': mask
= SP_NOMOVE
; break;
14742 case 'p': mask
= SP_SUBPAT
; break;
14743 case 'r': mask
= SP_REPEAT
; break;
14744 case 's': mask
= SP_SETPCMARK
; break;
14748 EMSG2(_(e_invarg2
), flags
);
14763 * Shared by search() and searchpos() functions
14766 search_cmn(argvars
, match_pos
, flagsp
)
14775 int save_p_ws
= p_ws
;
14777 int retval
= 0; /* default: FAIL */
14778 long lnum_stop
= 0;
14780 #ifdef FEAT_RELTIME
14781 long time_limit
= 0;
14783 int options
= SEARCH_KEEP
;
14786 pat
= get_tv_string(&argvars
[0]);
14787 dir
= get_search_arg(&argvars
[1], flagsp
); /* may set p_ws */
14791 if (flags
& SP_START
)
14792 options
|= SEARCH_START
;
14793 if (flags
& SP_END
)
14794 options
|= SEARCH_END
;
14796 /* Optional arguments: line number to stop searching and timeout. */
14797 if (argvars
[1].v_type
!= VAR_UNKNOWN
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
14799 lnum_stop
= get_tv_number_chk(&argvars
[2], NULL
);
14802 #ifdef FEAT_RELTIME
14803 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
14805 time_limit
= get_tv_number_chk(&argvars
[3], NULL
);
14806 if (time_limit
< 0)
14812 #ifdef FEAT_RELTIME
14813 /* Set the time limit, if there is one. */
14814 profile_setlimit(time_limit
, &tm
);
14818 * This function does not accept SP_REPEAT and SP_RETCOUNT flags.
14819 * Check to make sure only those flags are set.
14820 * Also, Only the SP_NOMOVE or the SP_SETPCMARK flag can be set. Both
14821 * flags cannot be set. Check for that condition also.
14823 if (((flags
& (SP_REPEAT
| SP_RETCOUNT
)) != 0)
14824 || ((flags
& SP_NOMOVE
) && (flags
& SP_SETPCMARK
)))
14826 EMSG2(_(e_invarg2
), get_tv_string(&argvars
[1]));
14830 pos
= save_cursor
= curwin
->w_cursor
;
14831 subpatnum
= searchit(curwin
, curbuf
, &pos
, dir
, pat
, 1L,
14832 options
, RE_SEARCH
, (linenr_T
)lnum_stop
, &tm
);
14833 if (subpatnum
!= FAIL
)
14835 if (flags
& SP_SUBPAT
)
14836 retval
= subpatnum
;
14839 if (flags
& SP_SETPCMARK
)
14841 curwin
->w_cursor
= pos
;
14842 if (match_pos
!= NULL
)
14844 /* Store the match cursor position */
14845 match_pos
->lnum
= pos
.lnum
;
14846 match_pos
->col
= pos
.col
+ 1;
14848 /* "/$" will put the cursor after the end of the line, may need to
14849 * correct that here */
14853 /* If 'n' flag is used: restore cursor position. */
14854 if (flags
& SP_NOMOVE
)
14855 curwin
->w_cursor
= save_cursor
;
14857 curwin
->w_set_curswant
= TRUE
;
14866 * "round({float})" function
14869 f_round(argvars
, rettv
)
14875 rettv
->v_type
= VAR_FLOAT
;
14876 if (get_float_arg(argvars
, &f
) == OK
)
14877 /* round() is not in C90, use ceil() or floor() instead. */
14878 rettv
->vval
.v_float
= f
> 0 ? floor(f
+ 0.5) : ceil(f
- 0.5);
14880 rettv
->vval
.v_float
= 0.0;
14885 * "search()" function
14888 f_search(argvars
, rettv
)
14894 rettv
->vval
.v_number
= search_cmn(argvars
, NULL
, &flags
);
14898 * "searchdecl()" function
14901 f_searchdecl(argvars
, rettv
)
14910 rettv
->vval
.v_number
= 1; /* default: FAIL */
14912 name
= get_tv_string_chk(&argvars
[0]);
14913 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
14915 locally
= get_tv_number_chk(&argvars
[1], &error
) == 0;
14916 if (!error
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
14917 thisblock
= get_tv_number_chk(&argvars
[2], &error
) != 0;
14919 if (!error
&& name
!= NULL
)
14920 rettv
->vval
.v_number
= find_decl(name
, (int)STRLEN(name
),
14921 locally
, thisblock
, SEARCH_KEEP
) == FAIL
;
14925 * Used by searchpair() and searchpairpos()
14928 searchpair_cmn(argvars
, match_pos
)
14932 char_u
*spat
, *mpat
, *epat
;
14934 int save_p_ws
= p_ws
;
14937 char_u nbuf1
[NUMBUFLEN
];
14938 char_u nbuf2
[NUMBUFLEN
];
14939 char_u nbuf3
[NUMBUFLEN
];
14940 int retval
= 0; /* default: FAIL */
14941 long lnum_stop
= 0;
14942 long time_limit
= 0;
14944 /* Get the three pattern arguments: start, middle, end. */
14945 spat
= get_tv_string_chk(&argvars
[0]);
14946 mpat
= get_tv_string_buf_chk(&argvars
[1], nbuf1
);
14947 epat
= get_tv_string_buf_chk(&argvars
[2], nbuf2
);
14948 if (spat
== NULL
|| mpat
== NULL
|| epat
== NULL
)
14949 goto theend
; /* type error */
14951 /* Handle the optional fourth argument: flags */
14952 dir
= get_search_arg(&argvars
[3], &flags
); /* may set p_ws */
14956 /* Don't accept SP_END or SP_SUBPAT.
14957 * Only one of the SP_NOMOVE or SP_SETPCMARK flags can be set.
14959 if ((flags
& (SP_END
| SP_SUBPAT
)) != 0
14960 || ((flags
& SP_NOMOVE
) && (flags
& SP_SETPCMARK
)))
14962 EMSG2(_(e_invarg2
), get_tv_string(&argvars
[3]));
14966 /* Using 'r' implies 'W', otherwise it doesn't work. */
14967 if (flags
& SP_REPEAT
)
14970 /* Optional fifth argument: skip expression */
14971 if (argvars
[3].v_type
== VAR_UNKNOWN
14972 || argvars
[4].v_type
== VAR_UNKNOWN
)
14973 skip
= (char_u
*)"";
14976 skip
= get_tv_string_buf_chk(&argvars
[4], nbuf3
);
14977 if (argvars
[5].v_type
!= VAR_UNKNOWN
)
14979 lnum_stop
= get_tv_number_chk(&argvars
[5], NULL
);
14982 #ifdef FEAT_RELTIME
14983 if (argvars
[6].v_type
!= VAR_UNKNOWN
)
14985 time_limit
= get_tv_number_chk(&argvars
[6], NULL
);
14986 if (time_limit
< 0)
14993 goto theend
; /* type error */
14995 retval
= do_searchpair(spat
, mpat
, epat
, dir
, skip
, flags
,
14996 match_pos
, lnum_stop
, time_limit
);
15005 * "searchpair()" function
15008 f_searchpair(argvars
, rettv
)
15012 rettv
->vval
.v_number
= searchpair_cmn(argvars
, NULL
);
15016 * "searchpairpos()" function
15019 f_searchpairpos(argvars
, rettv
)
15027 if (rettv_list_alloc(rettv
) == FAIL
)
15030 if (searchpair_cmn(argvars
, &match_pos
) > 0)
15032 lnum
= match_pos
.lnum
;
15033 col
= match_pos
.col
;
15036 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)lnum
);
15037 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)col
);
15041 * Search for a start/middle/end thing.
15042 * Used by searchpair(), see its documentation for the details.
15043 * Returns 0 or -1 for no match,
15046 do_searchpair(spat
, mpat
, epat
, dir
, skip
, flags
, match_pos
,
15047 lnum_stop
, time_limit
)
15048 char_u
*spat
; /* start pattern */
15049 char_u
*mpat
; /* middle pattern */
15050 char_u
*epat
; /* end pattern */
15051 int dir
; /* BACKWARD or FORWARD */
15052 char_u
*skip
; /* skip expression */
15053 int flags
; /* SP_SETPCMARK and other SP_ values */
15055 linenr_T lnum_stop
; /* stop at this line if not zero */
15056 long time_limit
; /* stop after this many msec */
15059 char_u
*pat
, *pat2
= NULL
, *pat3
= NULL
;
15070 int options
= SEARCH_KEEP
;
15073 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
15075 p_cpo
= empty_option
;
15077 #ifdef FEAT_RELTIME
15078 /* Set the time limit, if there is one. */
15079 profile_setlimit(time_limit
, &tm
);
15082 /* Make two search patterns: start/end (pat2, for in nested pairs) and
15083 * start/middle/end (pat3, for the top pair). */
15084 pat2
= alloc((unsigned)(STRLEN(spat
) + STRLEN(epat
) + 15));
15085 pat3
= alloc((unsigned)(STRLEN(spat
) + STRLEN(mpat
) + STRLEN(epat
) + 23));
15086 if (pat2
== NULL
|| pat3
== NULL
)
15088 sprintf((char *)pat2
, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat
, epat
);
15090 STRCPY(pat3
, pat2
);
15092 sprintf((char *)pat3
, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
15094 if (flags
& SP_START
)
15095 options
|= SEARCH_START
;
15097 save_cursor
= curwin
->w_cursor
;
15098 pos
= curwin
->w_cursor
;
15099 clearpos(&firstpos
);
15100 clearpos(&foundpos
);
15104 n
= searchit(curwin
, curbuf
, &pos
, dir
, pat
, 1L,
15105 options
, RE_SEARCH
, lnum_stop
, &tm
);
15106 if (n
== FAIL
|| (firstpos
.lnum
!= 0 && equalpos(pos
, firstpos
)))
15107 /* didn't find it or found the first match again: FAIL */
15110 if (firstpos
.lnum
== 0)
15112 if (equalpos(pos
, foundpos
))
15114 /* Found the same position again. Can happen with a pattern that
15115 * has "\zs" at the end and searching backwards. Advance one
15116 * character and try again. */
15117 if (dir
== BACKWARD
)
15124 /* clear the start flag to avoid getting stuck here */
15125 options
&= ~SEARCH_START
;
15127 /* If the skip pattern matches, ignore this match. */
15130 save_pos
= curwin
->w_cursor
;
15131 curwin
->w_cursor
= pos
;
15132 r
= eval_to_bool(skip
, &err
, NULL
, FALSE
);
15133 curwin
->w_cursor
= save_pos
;
15136 /* Evaluating {skip} caused an error, break here. */
15137 curwin
->w_cursor
= save_cursor
;
15145 if ((dir
== BACKWARD
&& n
== 3) || (dir
== FORWARD
&& n
== 2))
15147 /* Found end when searching backwards or start when searching
15148 * forward: nested pair. */
15150 pat
= pat2
; /* nested, don't search for middle */
15154 /* Found end when searching forward or start when searching
15155 * backward: end of (nested) pair; or found middle in outer pair. */
15157 pat
= pat3
; /* outer level, search for middle */
15162 /* Found the match: return matchcount or line number. */
15163 if (flags
& SP_RETCOUNT
)
15167 if (flags
& SP_SETPCMARK
)
15169 curwin
->w_cursor
= pos
;
15170 if (!(flags
& SP_REPEAT
))
15172 nest
= 1; /* search for next unmatched */
15176 if (match_pos
!= NULL
)
15178 /* Store the match cursor position */
15179 match_pos
->lnum
= curwin
->w_cursor
.lnum
;
15180 match_pos
->col
= curwin
->w_cursor
.col
+ 1;
15183 /* If 'n' flag is used or search failed: restore cursor position. */
15184 if ((flags
& SP_NOMOVE
) || retval
== 0)
15185 curwin
->w_cursor
= save_cursor
;
15190 if (p_cpo
== empty_option
)
15193 /* Darn, evaluating the {skip} expression changed the value. */
15194 free_string_option(save_cpo
);
15200 * "searchpos()" function
15203 f_searchpos(argvars
, rettv
)
15213 if (rettv_list_alloc(rettv
) == FAIL
)
15216 n
= search_cmn(argvars
, &match_pos
, &flags
);
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
);
15225 if (flags
& SP_SUBPAT
)
15226 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n
);
15231 f_server2client(argvars
, rettv
)
15232 typval_T
*argvars UNUSED
;
15235 #ifdef FEAT_CLIENTSERVER
15236 char_u buf
[NUMBUFLEN
];
15237 char_u
*server
= get_tv_string_chk(&argvars
[0]);
15238 char_u
*reply
= get_tv_string_buf_chk(&argvars
[1], buf
);
15240 rettv
->vval
.v_number
= -1;
15241 if (server
== NULL
|| reply
== NULL
)
15243 if (check_restricted() || check_secure())
15246 if (check_connection() == FAIL
)
15250 if (serverSendReply(server
, reply
) < 0)
15252 EMSG(_("E258: Unable to send to client"));
15255 rettv
->vval
.v_number
= 0;
15257 rettv
->vval
.v_number
= -1;
15262 f_serverlist(argvars
, rettv
)
15263 typval_T
*argvars UNUSED
;
15268 #ifdef FEAT_CLIENTSERVER
15270 r
= serverGetVimNames();
15273 if (X_DISPLAY
!= NULL
)
15274 r
= serverGetVimNames(X_DISPLAY
);
15277 rettv
->v_type
= VAR_STRING
;
15278 rettv
->vval
.v_string
= r
;
15282 * "setbufvar()" function
15285 f_setbufvar(argvars
, rettv
)
15287 typval_T
*rettv UNUSED
;
15291 char_u
*varname
, *bufvarname
;
15293 char_u nbuf
[NUMBUFLEN
];
15295 if (check_restricted() || check_secure())
15297 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
15298 varname
= get_tv_string_chk(&argvars
[1]);
15299 buf
= get_buf_tv(&argvars
[0]);
15300 varp
= &argvars
[2];
15302 if (buf
!= NULL
&& varname
!= NULL
&& varp
!= NULL
)
15304 /* set curbuf to be our buf, temporarily */
15305 aucmd_prepbuf(&aco
, buf
);
15307 if (*varname
== '&')
15314 numval
= get_tv_number_chk(varp
, &error
);
15315 strval
= get_tv_string_buf_chk(varp
, nbuf
);
15316 if (!error
&& strval
!= NULL
)
15317 set_option_value(varname
, numval
, strval
, OPT_LOCAL
);
15321 bufvarname
= alloc((unsigned)STRLEN(varname
) + 3);
15322 if (bufvarname
!= NULL
)
15324 STRCPY(bufvarname
, "b:");
15325 STRCPY(bufvarname
+ 2, varname
);
15326 set_var(bufvarname
, varp
, TRUE
);
15327 vim_free(bufvarname
);
15331 /* reset notion of buffer */
15332 aucmd_restbuf(&aco
);
15337 * "setcmdpos()" function
15340 f_setcmdpos(argvars
, rettv
)
15344 int pos
= (int)get_tv_number(&argvars
[0]) - 1;
15347 rettv
->vval
.v_number
= set_cmdline_pos(pos
);
15351 * "setline()" function
15354 f_setline(argvars
, rettv
)
15359 char_u
*line
= NULL
;
15361 listitem_T
*li
= NULL
;
15363 linenr_T lcount
= curbuf
->b_ml
.ml_line_count
;
15365 lnum
= get_tv_lnum(&argvars
[0]);
15366 if (argvars
[1].v_type
== VAR_LIST
)
15368 l
= argvars
[1].vval
.v_list
;
15372 line
= get_tv_string_chk(&argvars
[1]);
15374 /* default result is zero == OK */
15379 /* list argument, get next string */
15382 line
= get_tv_string_chk(&li
->li_tv
);
15386 rettv
->vval
.v_number
= 1; /* FAIL */
15387 if (line
== NULL
|| lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
+ 1)
15389 if (lnum
<= curbuf
->b_ml
.ml_line_count
)
15391 /* existing line, replace it */
15392 if (u_savesub(lnum
) == OK
&& ml_replace(lnum
, line
, TRUE
) == OK
)
15394 changed_bytes(lnum
, 0);
15395 if (lnum
== curwin
->w_cursor
.lnum
)
15396 check_cursor_col();
15397 rettv
->vval
.v_number
= 0; /* OK */
15400 else if (added
> 0 || u_save(lnum
- 1, lnum
) == OK
)
15402 /* lnum is one past the last line, append the line */
15404 if (ml_append(lnum
- 1, line
, (colnr_T
)0, FALSE
) == OK
)
15405 rettv
->vval
.v_number
= 0; /* OK */
15408 if (l
== NULL
) /* only one string argument */
15414 appended_lines_mark(lcount
, added
);
15417 static void set_qf_ll_list
__ARGS((win_T
*wp
, typval_T
*list_arg
, typval_T
*action_arg
, typval_T
*rettv
));
15420 * Used by "setqflist()" and "setloclist()" functions
15423 set_qf_ll_list(wp
, list_arg
, action_arg
, rettv
)
15425 typval_T
*list_arg UNUSED
;
15426 typval_T
*action_arg UNUSED
;
15429 #ifdef FEAT_QUICKFIX
15434 rettv
->vval
.v_number
= -1;
15436 #ifdef FEAT_QUICKFIX
15437 if (list_arg
->v_type
!= VAR_LIST
)
15438 EMSG(_(e_listreq
));
15441 list_T
*l
= list_arg
->vval
.v_list
;
15443 if (action_arg
->v_type
== VAR_STRING
)
15445 act
= get_tv_string_chk(action_arg
);
15447 return; /* type error; errmsg already given */
15448 if (*act
== 'a' || *act
== 'r')
15452 if (l
!= NULL
&& set_errorlist(wp
, l
, action
) == OK
)
15453 rettv
->vval
.v_number
= 0;
15459 * "setloclist()" function
15462 f_setloclist(argvars
, rettv
)
15468 rettv
->vval
.v_number
= -1;
15470 win
= find_win_by_nr(&argvars
[0], NULL
);
15472 set_qf_ll_list(win
, &argvars
[1], &argvars
[2], rettv
);
15476 * "setmatches()" function
15479 f_setmatches(argvars
, rettv
)
15483 #ifdef FEAT_SEARCH_EXTRA
15488 rettv
->vval
.v_number
= -1;
15489 if (argvars
[0].v_type
!= VAR_LIST
)
15491 EMSG(_(e_listreq
));
15494 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
15497 /* To some extent make sure that we are dealing with a list from
15498 * "getmatches()". */
15502 if (li
->li_tv
.v_type
!= VAR_DICT
15503 || (d
= li
->li_tv
.vval
.v_dict
) == NULL
)
15508 if (!(dict_find(d
, (char_u
*)"group", -1) != NULL
15509 && dict_find(d
, (char_u
*)"pattern", -1) != NULL
15510 && dict_find(d
, (char_u
*)"priority", -1) != NULL
15511 && dict_find(d
, (char_u
*)"id", -1) != NULL
))
15519 clear_matches(curwin
);
15523 d
= li
->li_tv
.vval
.v_dict
;
15524 match_add(curwin
, get_dict_string(d
, (char_u
*)"group", FALSE
),
15525 get_dict_string(d
, (char_u
*)"pattern", FALSE
),
15526 (int)get_dict_number(d
, (char_u
*)"priority"),
15527 (int)get_dict_number(d
, (char_u
*)"id"));
15530 rettv
->vval
.v_number
= 0;
15536 * "setpos()" function
15539 f_setpos(argvars
, rettv
)
15547 rettv
->vval
.v_number
= -1;
15548 name
= get_tv_string_chk(argvars
);
15551 if (list2fpos(&argvars
[1], &pos
, &fnum
) == OK
)
15554 if (name
[0] == '.' && name
[1] == NUL
)
15557 if (fnum
== curbuf
->b_fnum
)
15559 curwin
->w_cursor
= pos
;
15561 rettv
->vval
.v_number
= 0;
15566 else if (name
[0] == '\'' && name
[1] != NUL
&& name
[2] == NUL
)
15569 if (setmark_pos(name
[1], &pos
, fnum
) == OK
)
15570 rettv
->vval
.v_number
= 0;
15579 * "setqflist()" function
15582 f_setqflist(argvars
, rettv
)
15586 set_qf_ll_list(NULL
, &argvars
[0], &argvars
[1], rettv
);
15590 * "setreg()" function
15593 f_setreg(argvars
, rettv
)
15598 char_u
*strregname
;
15609 strregname
= get_tv_string_chk(argvars
);
15610 rettv
->vval
.v_number
= 1; /* FAIL is default */
15612 if (strregname
== NULL
)
15613 return; /* type error; errmsg already given */
15614 regname
= *strregname
;
15615 if (regname
== 0 || regname
== '@')
15617 else if (regname
== '=')
15620 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
15622 stropt
= get_tv_string_chk(&argvars
[2]);
15623 if (stropt
== NULL
)
15624 return; /* type error */
15625 for (; *stropt
!= NUL
; ++stropt
)
15628 case 'a': case 'A': /* append */
15631 case 'v': case 'c': /* character-wise selection */
15634 case 'V': case 'l': /* line-wise selection */
15638 case 'b': case Ctrl_V
: /* block-wise selection */
15639 yank_type
= MBLOCK
;
15640 if (VIM_ISDIGIT(stropt
[1]))
15643 block_len
= getdigits(&stropt
) - 1;
15651 strval
= get_tv_string_chk(&argvars
[1]);
15652 if (strval
!= NULL
)
15653 write_reg_contents_ex(regname
, strval
, -1,
15654 append
, yank_type
, block_len
);
15655 rettv
->vval
.v_number
= 0;
15659 * "settabwinvar()" function
15662 f_settabwinvar(argvars
, rettv
)
15666 setwinvar(argvars
, rettv
, 1);
15670 * "setwinvar()" function
15673 f_setwinvar(argvars
, rettv
)
15677 setwinvar(argvars
, rettv
, 0);
15681 * "setwinvar()" and "settabwinvar()" functions
15684 setwinvar(argvars
, rettv
, off
)
15686 typval_T
*rettv UNUSED
;
15690 #ifdef FEAT_WINDOWS
15691 win_T
*save_curwin
;
15692 tabpage_T
*save_curtab
;
15694 char_u
*varname
, *winvarname
;
15696 char_u nbuf
[NUMBUFLEN
];
15699 if (check_restricted() || check_secure())
15702 #ifdef FEAT_WINDOWS
15704 tp
= find_tabpage((int)get_tv_number_chk(&argvars
[0], NULL
));
15708 win
= find_win_by_nr(&argvars
[off
], tp
);
15709 varname
= get_tv_string_chk(&argvars
[off
+ 1]);
15710 varp
= &argvars
[off
+ 2];
15712 if (win
!= NULL
&& varname
!= NULL
&& varp
!= NULL
)
15714 #ifdef FEAT_WINDOWS
15715 /* set curwin to be our win, temporarily */
15716 save_curwin
= curwin
;
15717 save_curtab
= curtab
;
15718 goto_tabpage_tp(tp
);
15719 if (!win_valid(win
))
15722 curbuf
= curwin
->w_buffer
;
15725 if (*varname
== '&')
15732 numval
= get_tv_number_chk(varp
, &error
);
15733 strval
= get_tv_string_buf_chk(varp
, nbuf
);
15734 if (!error
&& strval
!= NULL
)
15735 set_option_value(varname
, numval
, strval
, OPT_LOCAL
);
15739 winvarname
= alloc((unsigned)STRLEN(varname
) + 3);
15740 if (winvarname
!= NULL
)
15742 STRCPY(winvarname
, "w:");
15743 STRCPY(winvarname
+ 2, varname
);
15744 set_var(winvarname
, varp
, TRUE
);
15745 vim_free(winvarname
);
15749 #ifdef FEAT_WINDOWS
15750 /* Restore current tabpage and window, if still valid (autocomands can
15751 * make them invalid). */
15752 if (valid_tabpage(save_curtab
))
15753 goto_tabpage_tp(save_curtab
);
15754 if (win_valid(save_curwin
))
15756 curwin
= save_curwin
;
15757 curbuf
= curwin
->w_buffer
;
15764 * "shellescape({string})" function
15767 f_shellescape(argvars
, rettv
)
15771 rettv
->vval
.v_string
= vim_strsave_shellescape(
15772 get_tv_string(&argvars
[0]), non_zero_arg(&argvars
[1]));
15773 rettv
->v_type
= VAR_STRING
;
15777 * "simplify()" function
15780 f_simplify(argvars
, rettv
)
15786 p
= get_tv_string(&argvars
[0]);
15787 rettv
->vval
.v_string
= vim_strsave(p
);
15788 simplify_filename(rettv
->vval
.v_string
); /* simplify in place */
15789 rettv
->v_type
= VAR_STRING
;
15797 f_sin(argvars
, rettv
)
15803 rettv
->v_type
= VAR_FLOAT
;
15804 if (get_float_arg(argvars
, &f
) == OK
)
15805 rettv
->vval
.v_float
= sin(f
);
15807 rettv
->vval
.v_float
= 0.0;
15812 #ifdef __BORLANDC__
15815 item_compare
__ARGS((const void *s1
, const void *s2
));
15817 #ifdef __BORLANDC__
15820 item_compare2
__ARGS((const void *s1
, const void *s2
));
15822 static int item_compare_ic
;
15823 static char_u
*item_compare_func
;
15824 static int item_compare_func_err
;
15825 #define ITEM_COMPARE_FAIL 999
15828 * Compare functions for f_sort() below.
15831 #ifdef __BORLANDC__
15834 item_compare(s1
, s2
)
15839 char_u
*tofree1
, *tofree2
;
15841 char_u numbuf1
[NUMBUFLEN
];
15842 char_u numbuf2
[NUMBUFLEN
];
15844 p1
= tv2string(&(*(listitem_T
**)s1
)->li_tv
, &tofree1
, numbuf1
, 0);
15845 p2
= tv2string(&(*(listitem_T
**)s2
)->li_tv
, &tofree2
, numbuf2
, 0);
15850 if (item_compare_ic
)
15851 res
= STRICMP(p1
, p2
);
15853 res
= STRCMP(p1
, p2
);
15860 #ifdef __BORLANDC__
15863 item_compare2(s1
, s2
)
15872 /* shortcut after failure in previous call; compare all items equal */
15873 if (item_compare_func_err
)
15876 /* copy the values. This is needed to be able to set v_lock to VAR_FIXED
15877 * in the copy without changing the original list items. */
15878 copy_tv(&(*(listitem_T
**)s1
)->li_tv
, &argv
[0]);
15879 copy_tv(&(*(listitem_T
**)s2
)->li_tv
, &argv
[1]);
15881 rettv
.v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
15882 res
= call_func(item_compare_func
, (int)STRLEN(item_compare_func
),
15883 &rettv
, 2, argv
, 0L, 0L, &dummy
, TRUE
, NULL
);
15884 clear_tv(&argv
[0]);
15885 clear_tv(&argv
[1]);
15888 res
= ITEM_COMPARE_FAIL
;
15890 res
= get_tv_number_chk(&rettv
, &item_compare_func_err
);
15891 if (item_compare_func_err
)
15892 res
= ITEM_COMPARE_FAIL
; /* return value has wrong type */
15898 * "sort({list})" function
15901 f_sort(argvars
, rettv
)
15911 if (argvars
[0].v_type
!= VAR_LIST
)
15912 EMSG2(_(e_listarg
), "sort()");
15915 l
= argvars
[0].vval
.v_list
;
15916 if (l
== NULL
|| tv_check_lock(l
->lv_lock
, (char_u
*)"sort()"))
15918 rettv
->vval
.v_list
= l
;
15919 rettv
->v_type
= VAR_LIST
;
15924 return; /* short list sorts pretty quickly */
15926 item_compare_ic
= FALSE
;
15927 item_compare_func
= NULL
;
15928 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
15930 if (argvars
[1].v_type
== VAR_FUNC
)
15931 item_compare_func
= argvars
[1].vval
.v_string
;
15936 i
= get_tv_number_chk(&argvars
[1], &error
);
15938 return; /* type error; errmsg already given */
15940 item_compare_ic
= TRUE
;
15942 item_compare_func
= get_tv_string(&argvars
[1]);
15946 /* Make an array with each entry pointing to an item in the List. */
15947 ptrs
= (listitem_T
**)alloc((int)(len
* sizeof(listitem_T
*)));
15951 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
15954 item_compare_func_err
= FALSE
;
15955 /* test the compare function */
15956 if (item_compare_func
!= NULL
15957 && item_compare2((void *)&ptrs
[0], (void *)&ptrs
[1])
15958 == ITEM_COMPARE_FAIL
)
15959 EMSG(_("E702: Sort compare function failed"));
15962 /* Sort the array with item pointers. */
15963 qsort((void *)ptrs
, (size_t)len
, sizeof(listitem_T
*),
15964 item_compare_func
== NULL
? item_compare
: item_compare2
);
15966 if (!item_compare_func_err
)
15968 /* Clear the List and append the items in the sorted order. */
15969 l
->lv_first
= l
->lv_last
= l
->lv_idx_item
= NULL
;
15971 for (i
= 0; i
< len
; ++i
)
15972 list_append(l
, ptrs
[i
]);
15981 * "soundfold({word})" function
15984 f_soundfold(argvars
, rettv
)
15990 rettv
->v_type
= VAR_STRING
;
15991 s
= get_tv_string(&argvars
[0]);
15993 rettv
->vval
.v_string
= eval_soundfold(s
);
15995 rettv
->vval
.v_string
= vim_strsave(s
);
16000 * "spellbadword()" function
16003 f_spellbadword(argvars
, rettv
)
16004 typval_T
*argvars UNUSED
;
16007 char_u
*word
= (char_u
*)"";
16008 hlf_T attr
= HLF_COUNT
;
16011 if (rettv_list_alloc(rettv
) == FAIL
)
16015 if (argvars
[0].v_type
== VAR_UNKNOWN
)
16017 /* Find the start and length of the badly spelled word. */
16018 len
= spell_move_to(curwin
, FORWARD
, TRUE
, TRUE
, &attr
);
16020 word
= ml_get_cursor();
16022 else if (curwin
->w_p_spell
&& *curbuf
->b_p_spl
!= NUL
)
16024 char_u
*str
= get_tv_string_chk(&argvars
[0]);
16029 /* Check the argument for spelling. */
16030 while (*str
!= NUL
)
16032 len
= spell_check(curwin
, str
, &attr
, &capcol
, FALSE
);
16033 if (attr
!= HLF_COUNT
)
16044 list_append_string(rettv
->vval
.v_list
, word
, len
);
16045 list_append_string(rettv
->vval
.v_list
, (char_u
*)(
16046 attr
== HLF_SPB
? "bad" :
16047 attr
== HLF_SPR
? "rare" :
16048 attr
== HLF_SPL
? "local" :
16049 attr
== HLF_SPC
? "caps" :
16054 * "spellsuggest()" function
16057 f_spellsuggest(argvars
, rettv
)
16058 typval_T
*argvars UNUSED
;
16063 int typeerr
= FALSE
;
16068 int need_capital
= FALSE
;
16071 if (rettv_list_alloc(rettv
) == FAIL
)
16075 if (curwin
->w_p_spell
&& *curbuf
->b_p_spl
!= NUL
)
16077 str
= get_tv_string(&argvars
[0]);
16078 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16080 maxcount
= get_tv_number_chk(&argvars
[1], &typeerr
);
16083 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16085 need_capital
= get_tv_number_chk(&argvars
[2], &typeerr
);
16093 spell_suggest_list(&ga
, str
, maxcount
, need_capital
, FALSE
);
16095 for (i
= 0; i
< ga
.ga_len
; ++i
)
16097 str
= ((char_u
**)ga
.ga_data
)[i
];
16099 li
= listitem_alloc();
16104 li
->li_tv
.v_type
= VAR_STRING
;
16105 li
->li_tv
.v_lock
= 0;
16106 li
->li_tv
.vval
.v_string
= str
;
16107 list_append(rettv
->vval
.v_list
, li
);
16116 f_split(argvars
, rettv
)
16122 char_u
*pat
= NULL
;
16123 regmatch_T regmatch
;
16124 char_u patbuf
[NUMBUFLEN
];
16128 int keepempty
= FALSE
;
16129 int typeerr
= FALSE
;
16131 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
16133 p_cpo
= (char_u
*)"";
16135 str
= get_tv_string(&argvars
[0]);
16136 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16138 pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
16141 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16142 keepempty
= get_tv_number_chk(&argvars
[2], &typeerr
);
16144 if (pat
== NULL
|| *pat
== NUL
)
16145 pat
= (char_u
*)"[\\x01- ]\\+";
16147 if (rettv_list_alloc(rettv
) == FAIL
)
16152 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
16153 if (regmatch
.regprog
!= NULL
)
16155 regmatch
.rm_ic
= FALSE
;
16156 while (*str
!= NUL
|| keepempty
)
16159 match
= FALSE
; /* empty item at the end */
16161 match
= vim_regexec_nl(®match
, str
, col
);
16163 end
= regmatch
.startp
[0];
16165 end
= str
+ STRLEN(str
);
16166 if (keepempty
|| end
> str
|| (rettv
->vval
.v_list
->lv_len
> 0
16167 && *str
!= NUL
&& match
&& end
< regmatch
.endp
[0]))
16169 if (list_append_string(rettv
->vval
.v_list
, str
,
16170 (int)(end
- str
)) == FAIL
)
16175 /* Advance to just after the match. */
16176 if (regmatch
.endp
[0] > str
)
16180 /* Don't get stuck at the same match. */
16182 col
= (*mb_ptr2len
)(regmatch
.endp
[0]);
16187 str
= regmatch
.endp
[0];
16190 vim_free(regmatch
.regprog
);
16198 * "sqrt()" function
16201 f_sqrt(argvars
, rettv
)
16207 rettv
->v_type
= VAR_FLOAT
;
16208 if (get_float_arg(argvars
, &f
) == OK
)
16209 rettv
->vval
.v_float
= sqrt(f
);
16211 rettv
->vval
.v_float
= 0.0;
16215 * "str2float()" function
16218 f_str2float(argvars
, rettv
)
16222 char_u
*p
= skipwhite(get_tv_string(&argvars
[0]));
16225 p
= skipwhite(p
+ 1);
16226 (void)string2float(p
, &rettv
->vval
.v_float
);
16227 rettv
->v_type
= VAR_FLOAT
;
16232 * "str2nr()" function
16235 f_str2nr(argvars
, rettv
)
16243 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16245 base
= get_tv_number(&argvars
[1]);
16246 if (base
!= 8 && base
!= 10 && base
!= 16)
16253 p
= skipwhite(get_tv_string(&argvars
[0]));
16255 p
= skipwhite(p
+ 1);
16256 vim_str2nr(p
, NULL
, NULL
, base
== 8 ? 2 : 0, base
== 16 ? 2 : 0, &n
, NULL
);
16257 rettv
->vval
.v_number
= n
;
16260 #ifdef HAVE_STRFTIME
16262 * "strftime({format}[, {time}])" function
16265 f_strftime(argvars
, rettv
)
16269 char_u result_buf
[256];
16270 struct tm
*curtime
;
16274 rettv
->v_type
= VAR_STRING
;
16276 p
= get_tv_string(&argvars
[0]);
16277 if (argvars
[1].v_type
== VAR_UNKNOWN
)
16278 seconds
= time(NULL
);
16280 seconds
= (time_t)get_tv_number(&argvars
[1]);
16281 curtime
= localtime(&seconds
);
16282 /* MSVC returns NULL for an invalid value of seconds. */
16283 if (curtime
== NULL
)
16284 rettv
->vval
.v_string
= vim_strsave((char_u
*)_("(Invalid)"));
16291 conv
.vc_type
= CONV_NONE
;
16292 enc
= enc_locale();
16293 convert_setup(&conv
, p_enc
, enc
);
16294 if (conv
.vc_type
!= CONV_NONE
)
16295 p
= string_convert(&conv
, p
, NULL
);
16298 (void)strftime((char *)result_buf
, sizeof(result_buf
),
16299 (char *)p
, curtime
);
16301 result_buf
[0] = NUL
;
16304 if (conv
.vc_type
!= CONV_NONE
)
16306 convert_setup(&conv
, enc
, p_enc
);
16307 if (conv
.vc_type
!= CONV_NONE
)
16308 rettv
->vval
.v_string
= string_convert(&conv
, result_buf
, NULL
);
16311 rettv
->vval
.v_string
= vim_strsave(result_buf
);
16314 /* Release conversion descriptors */
16315 convert_setup(&conv
, NULL
, NULL
);
16323 * "stridx()" function
16326 f_stridx(argvars
, rettv
)
16330 char_u buf
[NUMBUFLEN
];
16333 char_u
*save_haystack
;
16337 needle
= get_tv_string_chk(&argvars
[1]);
16338 save_haystack
= haystack
= get_tv_string_buf_chk(&argvars
[0], buf
);
16339 rettv
->vval
.v_number
= -1;
16340 if (needle
== NULL
|| haystack
== NULL
)
16341 return; /* type error; errmsg already given */
16343 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16347 start_idx
= get_tv_number_chk(&argvars
[2], &error
);
16348 if (error
|| start_idx
>= (int)STRLEN(haystack
))
16350 if (start_idx
>= 0)
16351 haystack
+= start_idx
;
16354 pos
= (char_u
*)strstr((char *)haystack
, (char *)needle
);
16356 rettv
->vval
.v_number
= (varnumber_T
)(pos
- save_haystack
);
16360 * "string()" function
16363 f_string(argvars
, rettv
)
16368 char_u numbuf
[NUMBUFLEN
];
16370 rettv
->v_type
= VAR_STRING
;
16371 rettv
->vval
.v_string
= tv2string(&argvars
[0], &tofree
, numbuf
, 0);
16372 /* Make a copy if we have a value but it's not in allocated memory. */
16373 if (rettv
->vval
.v_string
!= NULL
&& tofree
== NULL
)
16374 rettv
->vval
.v_string
= vim_strsave(rettv
->vval
.v_string
);
16378 * "strlen()" function
16381 f_strlen(argvars
, rettv
)
16385 rettv
->vval
.v_number
= (varnumber_T
)(STRLEN(
16386 get_tv_string(&argvars
[0])));
16390 * "strpart()" function
16393 f_strpart(argvars
, rettv
)
16403 p
= get_tv_string(&argvars
[0]);
16404 slen
= (int)STRLEN(p
);
16406 n
= get_tv_number_chk(&argvars
[1], &error
);
16409 else if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16410 len
= get_tv_number(&argvars
[2]);
16412 len
= slen
- n
; /* default len: all bytes that are available. */
16415 * Only return the overlap between the specified part and the actual
16427 else if (n
+ len
> slen
)
16430 rettv
->v_type
= VAR_STRING
;
16431 rettv
->vval
.v_string
= vim_strnsave(p
+ n
, len
);
16435 * "strridx()" function
16438 f_strridx(argvars
, rettv
)
16442 char_u buf
[NUMBUFLEN
];
16446 char_u
*lastmatch
= NULL
;
16447 int haystack_len
, end_idx
;
16449 needle
= get_tv_string_chk(&argvars
[1]);
16450 haystack
= get_tv_string_buf_chk(&argvars
[0], buf
);
16452 rettv
->vval
.v_number
= -1;
16453 if (needle
== NULL
|| haystack
== NULL
)
16454 return; /* type error; errmsg already given */
16456 haystack_len
= (int)STRLEN(haystack
);
16457 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16459 /* Third argument: upper limit for index */
16460 end_idx
= get_tv_number_chk(&argvars
[2], NULL
);
16462 return; /* can never find a match */
16465 end_idx
= haystack_len
;
16467 if (*needle
== NUL
)
16469 /* Empty string matches past the end. */
16470 lastmatch
= haystack
+ end_idx
;
16474 for (rest
= haystack
; *rest
!= '\0'; ++rest
)
16476 rest
= (char_u
*)strstr((char *)rest
, (char *)needle
);
16477 if (rest
== NULL
|| rest
> haystack
+ end_idx
)
16483 if (lastmatch
== NULL
)
16484 rettv
->vval
.v_number
= -1;
16486 rettv
->vval
.v_number
= (varnumber_T
)(lastmatch
- haystack
);
16490 * "strtrans()" function
16493 f_strtrans(argvars
, rettv
)
16497 rettv
->v_type
= VAR_STRING
;
16498 rettv
->vval
.v_string
= transstr(get_tv_string(&argvars
[0]));
16502 * "submatch()" function
16505 f_submatch(argvars
, rettv
)
16509 rettv
->v_type
= VAR_STRING
;
16510 rettv
->vval
.v_string
=
16511 reg_submatch((int)get_tv_number_chk(&argvars
[0], NULL
));
16515 * "substitute()" function
16518 f_substitute(argvars
, rettv
)
16522 char_u patbuf
[NUMBUFLEN
];
16523 char_u subbuf
[NUMBUFLEN
];
16524 char_u flagsbuf
[NUMBUFLEN
];
16526 char_u
*str
= get_tv_string_chk(&argvars
[0]);
16527 char_u
*pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
16528 char_u
*sub
= get_tv_string_buf_chk(&argvars
[2], subbuf
);
16529 char_u
*flg
= get_tv_string_buf_chk(&argvars
[3], flagsbuf
);
16531 rettv
->v_type
= VAR_STRING
;
16532 if (str
== NULL
|| pat
== NULL
|| sub
== NULL
|| flg
== NULL
)
16533 rettv
->vval
.v_string
= NULL
;
16535 rettv
->vval
.v_string
= do_string_sub(str
, pat
, sub
, flg
);
16539 * "synID(lnum, col, trans)" function
16542 f_synID(argvars
, rettv
)
16543 typval_T
*argvars UNUSED
;
16551 int transerr
= FALSE
;
16553 lnum
= get_tv_lnum(argvars
); /* -1 on type error */
16554 col
= get_tv_number(&argvars
[1]) - 1; /* -1 on type error */
16555 trans
= get_tv_number_chk(&argvars
[2], &transerr
);
16557 if (!transerr
&& lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
16558 && col
>= 0 && col
< (long)STRLEN(ml_get(lnum
)))
16559 id
= syn_get_id(curwin
, lnum
, (colnr_T
)col
, trans
, NULL
, FALSE
);
16562 rettv
->vval
.v_number
= id
;
16566 * "synIDattr(id, what [, mode])" function
16569 f_synIDattr(argvars
, rettv
)
16570 typval_T
*argvars UNUSED
;
16578 char_u modebuf
[NUMBUFLEN
];
16581 id
= get_tv_number(&argvars
[0]);
16582 what
= get_tv_string(&argvars
[1]);
16583 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16585 mode
= get_tv_string_buf(&argvars
[2], modebuf
);
16586 modec
= TOLOWER_ASC(mode
[0]);
16587 if (modec
!= 't' && modec
!= 'c'
16592 modec
= 0; /* replace invalid with current */
16608 switch (TOLOWER_ASC(what
[0]))
16611 if (TOLOWER_ASC(what
[1]) == 'g') /* bg[#] */
16612 p
= highlight_color(id
, what
, modec
);
16614 p
= highlight_has_attr(id
, HL_BOLD
, modec
);
16617 case 'f': /* fg[#] */
16618 p
= highlight_color(id
, what
, modec
);
16622 if (TOLOWER_ASC(what
[1]) == 'n') /* inverse */
16623 p
= highlight_has_attr(id
, HL_INVERSE
, modec
);
16625 p
= highlight_has_attr(id
, HL_ITALIC
, modec
);
16628 case 'n': /* name */
16629 p
= get_highlight_name(NULL
, id
- 1);
16632 case 'r': /* reverse */
16633 p
= highlight_has_attr(id
, HL_INVERSE
, modec
);
16637 if (TOLOWER_ASC(what
[1]) == 'p') /* sp[#] */
16638 p
= highlight_color(id
, what
, modec
);
16639 else /* standout */
16640 p
= highlight_has_attr(id
, HL_STANDOUT
, modec
);
16644 if (STRLEN(what
) <= 5 || TOLOWER_ASC(what
[5]) != 'c')
16646 p
= highlight_has_attr(id
, HL_UNDERLINE
, modec
);
16649 p
= highlight_has_attr(id
, HL_UNDERCURL
, modec
);
16654 p
= vim_strsave(p
);
16656 rettv
->v_type
= VAR_STRING
;
16657 rettv
->vval
.v_string
= p
;
16661 * "synIDtrans(id)" function
16664 f_synIDtrans(argvars
, rettv
)
16665 typval_T
*argvars UNUSED
;
16671 id
= get_tv_number(&argvars
[0]);
16674 id
= syn_get_final_id(id
);
16679 rettv
->vval
.v_number
= id
;
16683 * "synstack(lnum, col)" function
16686 f_synstack(argvars
, rettv
)
16687 typval_T
*argvars UNUSED
;
16697 rettv
->v_type
= VAR_LIST
;
16698 rettv
->vval
.v_list
= NULL
;
16701 lnum
= get_tv_lnum(argvars
); /* -1 on type error */
16702 col
= get_tv_number(&argvars
[1]) - 1; /* -1 on type error */
16704 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
16705 && col
>= 0 && (col
== 0 || col
< (long)STRLEN(ml_get(lnum
)))
16706 && rettv_list_alloc(rettv
) != FAIL
)
16708 (void)syn_get_id(curwin
, lnum
, (colnr_T
)col
, FALSE
, NULL
, TRUE
);
16711 id
= syn_get_stack_item(i
);
16714 if (list_append_number(rettv
->vval
.v_list
, id
) == FAIL
)
16722 * "system()" function
16725 f_system(argvars
, rettv
)
16729 char_u
*res
= NULL
;
16731 char_u
*infile
= NULL
;
16732 char_u buf
[NUMBUFLEN
];
16736 if (check_restricted() || check_secure())
16739 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16742 * Write the string to a temp file, to be used for input of the shell
16745 if ((infile
= vim_tempname('i')) == NULL
)
16751 fd
= mch_fopen((char *)infile
, WRITEBIN
);
16754 EMSG2(_(e_notopen
), infile
);
16757 p
= get_tv_string_buf_chk(&argvars
[1], buf
);
16761 goto done
; /* type error; errmsg already given */
16763 if (fwrite(p
, STRLEN(p
), 1, fd
) != 1)
16765 if (fclose(fd
) != 0)
16769 EMSG(_("E677: Error writing temp file"));
16774 res
= get_cmd_output(get_tv_string(&argvars
[0]), infile
,
16775 SHELL_SILENT
| SHELL_COOKED
);
16778 /* translate <CR> into <NL> */
16783 for (s
= res
; *s
; ++s
)
16791 /* translate <CR><NL> into <NL> */
16797 for (s
= res
; *s
; ++s
)
16799 if (s
[0] == CAR
&& s
[1] == NL
)
16809 if (infile
!= NULL
)
16811 mch_remove(infile
);
16814 rettv
->v_type
= VAR_STRING
;
16815 rettv
->vval
.v_string
= res
;
16819 * "tabpagebuflist()" function
16822 f_tabpagebuflist(argvars
, rettv
)
16823 typval_T
*argvars UNUSED
;
16824 typval_T
*rettv UNUSED
;
16826 #ifdef FEAT_WINDOWS
16830 if (argvars
[0].v_type
== VAR_UNKNOWN
)
16834 tp
= find_tabpage((int)get_tv_number(&argvars
[0]));
16836 wp
= (tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
16838 if (wp
!= NULL
&& rettv_list_alloc(rettv
) != FAIL
)
16840 for (; wp
!= NULL
; wp
= wp
->w_next
)
16841 if (list_append_number(rettv
->vval
.v_list
,
16842 wp
->w_buffer
->b_fnum
) == FAIL
)
16850 * "tabpagenr()" function
16853 f_tabpagenr(argvars
, rettv
)
16854 typval_T
*argvars UNUSED
;
16858 #ifdef FEAT_WINDOWS
16861 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
16863 arg
= get_tv_string_chk(&argvars
[0]);
16867 if (STRCMP(arg
, "$") == 0)
16868 nr
= tabpage_index(NULL
) - 1;
16870 EMSG2(_(e_invexpr2
), arg
);
16874 nr
= tabpage_index(curtab
);
16876 rettv
->vval
.v_number
= nr
;
16880 #ifdef FEAT_WINDOWS
16881 static int get_winnr
__ARGS((tabpage_T
*tp
, typval_T
*argvar
));
16884 * Common code for tabpagewinnr() and winnr().
16887 get_winnr(tp
, argvar
)
16896 twin
= (tp
== curtab
) ? curwin
: tp
->tp_curwin
;
16897 if (argvar
->v_type
!= VAR_UNKNOWN
)
16899 arg
= get_tv_string_chk(argvar
);
16901 nr
= 0; /* type error; errmsg already given */
16902 else if (STRCMP(arg
, "$") == 0)
16903 twin
= (tp
== curtab
) ? lastwin
: tp
->tp_lastwin
;
16904 else if (STRCMP(arg
, "#") == 0)
16906 twin
= (tp
== curtab
) ? prevwin
: tp
->tp_prevwin
;
16912 EMSG2(_(e_invexpr2
), arg
);
16918 for (wp
= (tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
16919 wp
!= twin
; wp
= wp
->w_next
)
16923 /* didn't find it in this tabpage */
16934 * "tabpagewinnr()" function
16937 f_tabpagewinnr(argvars
, rettv
)
16938 typval_T
*argvars UNUSED
;
16942 #ifdef FEAT_WINDOWS
16945 tp
= find_tabpage((int)get_tv_number(&argvars
[0]));
16949 nr
= get_winnr(tp
, &argvars
[1]);
16951 rettv
->vval
.v_number
= nr
;
16956 * "tagfiles()" function
16959 f_tagfiles(argvars
, rettv
)
16960 typval_T
*argvars UNUSED
;
16963 char_u fname
[MAXPATHL
+ 1];
16967 if (rettv_list_alloc(rettv
) == FAIL
)
16970 for (first
= TRUE
; ; first
= FALSE
)
16971 if (get_tagfname(&tn
, first
, fname
) == FAIL
16972 || list_append_string(rettv
->vval
.v_list
, fname
, -1) == FAIL
)
16978 * "taglist()" function
16981 f_taglist(argvars
, rettv
)
16985 char_u
*tag_pattern
;
16987 tag_pattern
= get_tv_string(&argvars
[0]);
16989 rettv
->vval
.v_number
= FALSE
;
16990 if (*tag_pattern
== NUL
)
16993 if (rettv_list_alloc(rettv
) == OK
)
16994 (void)get_tags(rettv
->vval
.v_list
, tag_pattern
);
16998 * "tempname()" function
17001 f_tempname(argvars
, rettv
)
17002 typval_T
*argvars UNUSED
;
17005 static int x
= 'A';
17007 rettv
->v_type
= VAR_STRING
;
17008 rettv
->vval
.v_string
= vim_tempname(x
);
17010 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
17011 * names. Skip 'I' and 'O', they are used for shell redirection. */
17029 } while (x
== 'I' || x
== 'O');
17033 * "test(list)" function: Just checking the walls...
17036 f_test(argvars
, rettv
)
17037 typval_T
*argvars UNUSED
;
17038 typval_T
*rettv UNUSED
;
17040 /* Used for unit testing. Change the code below to your liking. */
17044 char_u
*bad
, *good
;
17046 if (argvars
[0].v_type
!= VAR_LIST
)
17048 l
= argvars
[0].vval
.v_list
;
17054 bad
= get_tv_string(&li
->li_tv
);
17058 good
= get_tv_string(&li
->li_tv
);
17059 rettv
->vval
.v_number
= test_edit_score(bad
, good
);
17064 * "tolower(string)" function
17067 f_tolower(argvars
, rettv
)
17073 p
= vim_strsave(get_tv_string(&argvars
[0]));
17074 rettv
->v_type
= VAR_STRING
;
17075 rettv
->vval
.v_string
= p
;
17087 c
= utf_ptr2char(p
);
17088 lc
= utf_tolower(c
);
17089 l
= utf_ptr2len(p
);
17090 /* TODO: reallocate string when byte count changes. */
17091 if (utf_char2len(lc
) == l
)
17092 utf_char2bytes(lc
, p
);
17095 else if (has_mbyte
&& (l
= (*mb_ptr2len
)(p
)) > 1)
17096 p
+= l
; /* skip multi-byte character */
17100 *p
= TOLOWER_LOC(*p
); /* note that tolower() can be a macro */
17107 * "toupper(string)" function
17110 f_toupper(argvars
, rettv
)
17114 rettv
->v_type
= VAR_STRING
;
17115 rettv
->vval
.v_string
= strup_save(get_tv_string(&argvars
[0]));
17119 * "tr(string, fromstr, tostr)" function
17122 f_tr(argvars
, rettv
)
17139 char_u buf
[NUMBUFLEN
];
17140 char_u buf2
[NUMBUFLEN
];
17143 instr
= get_tv_string(&argvars
[0]);
17144 fromstr
= get_tv_string_buf_chk(&argvars
[1], buf
);
17145 tostr
= get_tv_string_buf_chk(&argvars
[2], buf2
);
17147 /* Default return value: empty string. */
17148 rettv
->v_type
= VAR_STRING
;
17149 rettv
->vval
.v_string
= NULL
;
17150 if (fromstr
== NULL
|| tostr
== NULL
)
17151 return; /* type error; errmsg already given */
17152 ga_init2(&ga
, (int)sizeof(char), 80);
17157 /* not multi-byte: fromstr and tostr must be the same length */
17158 if (STRLEN(fromstr
) != STRLEN(tostr
))
17163 EMSG2(_(e_invarg2
), fromstr
);
17168 /* fromstr and tostr have to contain the same number of chars */
17169 while (*instr
!= NUL
)
17174 inlen
= (*mb_ptr2len
)(instr
);
17178 for (p
= fromstr
; *p
!= NUL
; p
+= fromlen
)
17180 fromlen
= (*mb_ptr2len
)(p
);
17181 if (fromlen
== inlen
&& STRNCMP(instr
, p
, inlen
) == 0)
17183 for (p
= tostr
; *p
!= NUL
; p
+= tolen
)
17185 tolen
= (*mb_ptr2len
)(p
);
17193 if (*p
== NUL
) /* tostr is shorter than fromstr */
17200 if (first
&& cpstr
== instr
)
17202 /* Check that fromstr and tostr have the same number of
17203 * (multi-byte) characters. Done only once when a character
17204 * of instr doesn't appear in fromstr. */
17206 for (p
= tostr
; *p
!= NUL
; p
+= tolen
)
17208 tolen
= (*mb_ptr2len
)(p
);
17215 ga_grow(&ga
, cplen
);
17216 mch_memmove((char *)ga
.ga_data
+ ga
.ga_len
, cpstr
, (size_t)cplen
);
17217 ga
.ga_len
+= cplen
;
17224 /* When not using multi-byte chars we can do it faster. */
17225 p
= vim_strchr(fromstr
, *instr
);
17227 ga_append(&ga
, tostr
[p
- fromstr
]);
17229 ga_append(&ga
, *instr
);
17234 /* add a terminating NUL */
17236 ga_append(&ga
, NUL
);
17238 rettv
->vval
.v_string
= ga
.ga_data
;
17243 * "trunc({float})" function
17246 f_trunc(argvars
, rettv
)
17252 rettv
->v_type
= VAR_FLOAT
;
17253 if (get_float_arg(argvars
, &f
) == OK
)
17254 /* trunc() is not in C90, use floor() or ceil() instead. */
17255 rettv
->vval
.v_float
= f
> 0 ? floor(f
) : ceil(f
);
17257 rettv
->vval
.v_float
= 0.0;
17262 * "type(expr)" function
17265 f_type(argvars
, rettv
)
17271 switch (argvars
[0].v_type
)
17273 case VAR_NUMBER
: n
= 0; break;
17274 case VAR_STRING
: n
= 1; break;
17275 case VAR_FUNC
: n
= 2; break;
17276 case VAR_LIST
: n
= 3; break;
17277 case VAR_DICT
: n
= 4; break;
17279 case VAR_FLOAT
: n
= 5; break;
17281 default: EMSG2(_(e_intern2
), "f_type()"); n
= 0; break;
17283 rettv
->vval
.v_number
= n
;
17287 * "values(dict)" function
17290 f_values(argvars
, rettv
)
17294 dict_list(argvars
, rettv
, 1);
17298 * "virtcol(string)" function
17301 f_virtcol(argvars
, rettv
)
17307 int fnum
= curbuf
->b_fnum
;
17309 fp
= var2fpos(&argvars
[0], FALSE
, &fnum
);
17310 if (fp
!= NULL
&& fp
->lnum
<= curbuf
->b_ml
.ml_line_count
17311 && fnum
== curbuf
->b_fnum
)
17313 getvvcol(curwin
, fp
, NULL
, NULL
, &vcol
);
17317 rettv
->vval
.v_number
= vcol
;
17321 * "visualmode()" function
17324 f_visualmode(argvars
, rettv
)
17325 typval_T
*argvars UNUSED
;
17326 typval_T
*rettv UNUSED
;
17331 rettv
->v_type
= VAR_STRING
;
17332 str
[0] = curbuf
->b_visual_mode_eval
;
17334 rettv
->vval
.v_string
= vim_strsave(str
);
17336 /* A non-zero number or non-empty string argument: reset mode. */
17337 if (non_zero_arg(&argvars
[0]))
17338 curbuf
->b_visual_mode_eval
= NUL
;
17343 * "winbufnr(nr)" function
17346 f_winbufnr(argvars
, rettv
)
17352 wp
= find_win_by_nr(&argvars
[0], NULL
);
17354 rettv
->vval
.v_number
= -1;
17356 rettv
->vval
.v_number
= wp
->w_buffer
->b_fnum
;
17360 * "wincol()" function
17363 f_wincol(argvars
, rettv
)
17364 typval_T
*argvars UNUSED
;
17368 rettv
->vval
.v_number
= curwin
->w_wcol
+ 1;
17372 * "winheight(nr)" function
17375 f_winheight(argvars
, rettv
)
17381 wp
= find_win_by_nr(&argvars
[0], NULL
);
17383 rettv
->vval
.v_number
= -1;
17385 rettv
->vval
.v_number
= wp
->w_height
;
17389 * "winline()" function
17392 f_winline(argvars
, rettv
)
17393 typval_T
*argvars UNUSED
;
17397 rettv
->vval
.v_number
= curwin
->w_wrow
+ 1;
17401 * "winnr()" function
17404 f_winnr(argvars
, rettv
)
17405 typval_T
*argvars UNUSED
;
17410 #ifdef FEAT_WINDOWS
17411 nr
= get_winnr(curtab
, &argvars
[0]);
17413 rettv
->vval
.v_number
= nr
;
17417 * "winrestcmd()" function
17420 f_winrestcmd(argvars
, rettv
)
17421 typval_T
*argvars UNUSED
;
17424 #ifdef FEAT_WINDOWS
17430 ga_init2(&ga
, (int)sizeof(char), 70);
17431 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
17433 sprintf((char *)buf
, "%dresize %d|", winnr
, wp
->w_height
);
17434 ga_concat(&ga
, buf
);
17435 # ifdef FEAT_VERTSPLIT
17436 sprintf((char *)buf
, "vert %dresize %d|", winnr
, wp
->w_width
);
17437 ga_concat(&ga
, buf
);
17441 ga_append(&ga
, NUL
);
17443 rettv
->vval
.v_string
= ga
.ga_data
;
17445 rettv
->vval
.v_string
= NULL
;
17447 rettv
->v_type
= VAR_STRING
;
17451 * "winrestview()" function
17454 f_winrestview(argvars
, rettv
)
17456 typval_T
*rettv UNUSED
;
17460 if (argvars
[0].v_type
!= VAR_DICT
17461 || (dict
= argvars
[0].vval
.v_dict
) == NULL
)
17465 curwin
->w_cursor
.lnum
= get_dict_number(dict
, (char_u
*)"lnum");
17466 curwin
->w_cursor
.col
= get_dict_number(dict
, (char_u
*)"col");
17467 #ifdef FEAT_VIRTUALEDIT
17468 curwin
->w_cursor
.coladd
= get_dict_number(dict
, (char_u
*)"coladd");
17470 curwin
->w_curswant
= get_dict_number(dict
, (char_u
*)"curswant");
17471 curwin
->w_set_curswant
= FALSE
;
17473 set_topline(curwin
, get_dict_number(dict
, (char_u
*)"topline"));
17475 curwin
->w_topfill
= get_dict_number(dict
, (char_u
*)"topfill");
17477 curwin
->w_leftcol
= get_dict_number(dict
, (char_u
*)"leftcol");
17478 curwin
->w_skipcol
= get_dict_number(dict
, (char_u
*)"skipcol");
17481 changed_cline_bef_curs();
17482 invalidate_botline();
17483 redraw_later(VALID
);
17485 if (curwin
->w_topline
== 0)
17486 curwin
->w_topline
= 1;
17487 if (curwin
->w_topline
> curbuf
->b_ml
.ml_line_count
)
17488 curwin
->w_topline
= curbuf
->b_ml
.ml_line_count
;
17490 check_topfill(curwin
, TRUE
);
17496 * "winsaveview()" function
17499 f_winsaveview(argvars
, rettv
)
17500 typval_T
*argvars UNUSED
;
17505 dict
= dict_alloc();
17508 rettv
->v_type
= VAR_DICT
;
17509 rettv
->vval
.v_dict
= dict
;
17510 ++dict
->dv_refcount
;
17512 dict_add_nr_str(dict
, "lnum", (long)curwin
->w_cursor
.lnum
, NULL
);
17513 dict_add_nr_str(dict
, "col", (long)curwin
->w_cursor
.col
, NULL
);
17514 #ifdef FEAT_VIRTUALEDIT
17515 dict_add_nr_str(dict
, "coladd", (long)curwin
->w_cursor
.coladd
, NULL
);
17518 dict_add_nr_str(dict
, "curswant", (long)curwin
->w_curswant
, NULL
);
17520 dict_add_nr_str(dict
, "topline", (long)curwin
->w_topline
, NULL
);
17522 dict_add_nr_str(dict
, "topfill", (long)curwin
->w_topfill
, NULL
);
17524 dict_add_nr_str(dict
, "leftcol", (long)curwin
->w_leftcol
, NULL
);
17525 dict_add_nr_str(dict
, "skipcol", (long)curwin
->w_skipcol
, NULL
);
17529 * "winwidth(nr)" function
17532 f_winwidth(argvars
, rettv
)
17538 wp
= find_win_by_nr(&argvars
[0], NULL
);
17540 rettv
->vval
.v_number
= -1;
17542 #ifdef FEAT_VERTSPLIT
17543 rettv
->vval
.v_number
= wp
->w_width
;
17545 rettv
->vval
.v_number
= Columns
;
17550 * "writefile()" function
17553 f_writefile(argvars
, rettv
)
17557 int binary
= FALSE
;
17565 if (check_restricted() || check_secure())
17568 if (argvars
[0].v_type
!= VAR_LIST
)
17570 EMSG2(_(e_listarg
), "writefile()");
17573 if (argvars
[0].vval
.v_list
== NULL
)
17576 if (argvars
[2].v_type
!= VAR_UNKNOWN
17577 && STRCMP(get_tv_string(&argvars
[2]), "b") == 0)
17580 /* Always open the file in binary mode, library functions have a mind of
17581 * their own about CR-LF conversion. */
17582 fname
= get_tv_string(&argvars
[1]);
17583 if (*fname
== NUL
|| (fd
= mch_fopen((char *)fname
, WRITEBIN
)) == NULL
)
17585 EMSG2(_(e_notcreate
), *fname
== NUL
? (char_u
*)_("<empty>") : fname
);
17590 for (li
= argvars
[0].vval
.v_list
->lv_first
; li
!= NULL
;
17593 for (s
= get_tv_string(&li
->li_tv
); *s
!= NUL
; ++s
)
17605 if (!binary
|| li
->li_next
!= NULL
)
17606 if (putc('\n', fd
) == EOF
)
17620 rettv
->vval
.v_number
= ret
;
17624 * Translate a String variable into a position.
17625 * Returns NULL when there is an error.
17628 var2fpos(varp
, dollar_lnum
, fnum
)
17630 int dollar_lnum
; /* TRUE when $ is last line */
17631 int *fnum
; /* set to fnum for '0, 'A, etc. */
17637 /* Argument can be [lnum, col, coladd]. */
17638 if (varp
->v_type
== VAR_LIST
)
17645 l
= varp
->vval
.v_list
;
17649 /* Get the line number */
17650 pos
.lnum
= list_find_nr(l
, 0L, &error
);
17651 if (error
|| pos
.lnum
<= 0 || pos
.lnum
> curbuf
->b_ml
.ml_line_count
)
17652 return NULL
; /* invalid line number */
17654 /* Get the column number */
17655 pos
.col
= list_find_nr(l
, 1L, &error
);
17658 len
= (long)STRLEN(ml_get(pos
.lnum
));
17660 /* We accept "$" for the column number: last column. */
17661 li
= list_find(l
, 1L);
17662 if (li
!= NULL
&& li
->li_tv
.v_type
== VAR_STRING
17663 && li
->li_tv
.vval
.v_string
!= NULL
17664 && STRCMP(li
->li_tv
.vval
.v_string
, "$") == 0)
17667 /* Accept a position up to the NUL after the line. */
17668 if (pos
.col
== 0 || (int)pos
.col
> len
+ 1)
17669 return NULL
; /* invalid column number */
17672 #ifdef FEAT_VIRTUALEDIT
17673 /* Get the virtual offset. Defaults to zero. */
17674 pos
.coladd
= list_find_nr(l
, 2L, &error
);
17682 name
= get_tv_string_chk(varp
);
17685 if (name
[0] == '.') /* cursor */
17686 return &curwin
->w_cursor
;
17688 if (name
[0] == 'v' && name
[1] == NUL
) /* Visual start */
17692 return &curwin
->w_cursor
;
17695 if (name
[0] == '\'') /* mark */
17697 pp
= getmark_fnum(name
[1], FALSE
, fnum
);
17698 if (pp
== NULL
|| pp
== (pos_T
*)-1 || pp
->lnum
<= 0)
17703 #ifdef FEAT_VIRTUALEDIT
17707 if (name
[0] == 'w' && dollar_lnum
)
17710 if (name
[1] == '0') /* "w0": first visible line */
17713 pos
.lnum
= curwin
->w_topline
;
17716 else if (name
[1] == '$') /* "w$": last visible line */
17718 validate_botline();
17719 pos
.lnum
= curwin
->w_botline
- 1;
17723 else if (name
[0] == '$') /* last column or line */
17727 pos
.lnum
= curbuf
->b_ml
.ml_line_count
;
17732 pos
.lnum
= curwin
->w_cursor
.lnum
;
17733 pos
.col
= (colnr_T
)STRLEN(ml_get_curline());
17741 * Convert list in "arg" into a position and optional file number.
17742 * When "fnump" is NULL there is no file number, only 3 items.
17743 * Note that the column is passed on as-is, the caller may want to decrement
17744 * it to use 1 for the first column.
17745 * Return FAIL when conversion is not possible, doesn't check the position for
17749 list2fpos(arg
, posp
, fnump
)
17754 list_T
*l
= arg
->vval
.v_list
;
17758 /* List must be: [fnum, lnum, col, coladd], where "fnum" is only there
17759 * when "fnump" isn't NULL and "coladd" is optional. */
17760 if (arg
->v_type
!= VAR_LIST
17762 || l
->lv_len
< (fnump
== NULL
? 2 : 3)
17763 || l
->lv_len
> (fnump
== NULL
? 3 : 4))
17768 n
= list_find_nr(l
, i
++, NULL
); /* fnum */
17772 n
= curbuf
->b_fnum
; /* current buffer */
17776 n
= list_find_nr(l
, i
++, NULL
); /* lnum */
17781 n
= list_find_nr(l
, i
++, NULL
); /* col */
17786 #ifdef FEAT_VIRTUALEDIT
17787 n
= list_find_nr(l
, i
, NULL
);
17798 * Get the length of an environment variable name.
17799 * Advance "arg" to the first character after the name.
17800 * Return 0 for error.
17809 for (p
= *arg
; vim_isIDc(*p
); ++p
)
17811 if (p
== *arg
) /* no name found */
17814 len
= (int)(p
- *arg
);
17820 * Get the length of the name of a function or internal variable.
17821 * "arg" is advanced to the first non-white character after the name.
17822 * Return 0 if something is wrong.
17831 /* Find the end of the name. */
17832 for (p
= *arg
; eval_isnamec(*p
); ++p
)
17834 if (p
== *arg
) /* no name found */
17837 len
= (int)(p
- *arg
);
17838 *arg
= skipwhite(p
);
17844 * Get the length of the name of a variable or function.
17845 * Only the name is recognized, does not handle ".key" or "[idx]".
17846 * "arg" is advanced to the first non-white character after the name.
17847 * Return -1 if curly braces expansion failed.
17848 * Return 0 if something else is wrong.
17849 * If the name contains 'magic' {}'s, expand them and return the
17850 * expanded name in an allocated string via 'alias' - caller must free.
17853 get_name_len(arg
, alias
, evaluate
, verbose
)
17861 char_u
*expr_start
;
17864 *alias
= NULL
; /* default to no alias */
17866 if ((*arg
)[0] == K_SPECIAL
&& (*arg
)[1] == KS_EXTRA
17867 && (*arg
)[2] == (int)KE_SNR
)
17869 /* hard coded <SNR>, already translated */
17871 return get_id_len(arg
) + 3;
17873 len
= eval_fname_script(*arg
);
17876 /* literal "<SID>", "s:" or "<SNR>" */
17881 * Find the end of the name; check for {} construction.
17883 p
= find_name_end(*arg
, &expr_start
, &expr_end
,
17884 len
> 0 ? 0 : FNE_CHECK_START
);
17885 if (expr_start
!= NULL
)
17887 char_u
*temp_string
;
17891 len
+= (int)(p
- *arg
);
17892 *arg
= skipwhite(p
);
17897 * Include any <SID> etc in the expanded string:
17898 * Thus the -len here.
17900 temp_string
= make_expanded_name(*arg
- len
, expr_start
, expr_end
, p
);
17901 if (temp_string
== NULL
)
17903 *alias
= temp_string
;
17904 *arg
= skipwhite(p
);
17905 return (int)STRLEN(temp_string
);
17908 len
+= get_id_len(arg
);
17909 if (len
== 0 && verbose
)
17910 EMSG2(_(e_invexpr2
), *arg
);
17916 * Find the end of a variable or function name, taking care of magic braces.
17917 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
17918 * start and end of the first magic braces item.
17919 * "flags" can have FNE_INCL_BR and FNE_CHECK_START.
17920 * Return a pointer to just after the name. Equal to "arg" if there is no
17924 find_name_end(arg
, expr_start
, expr_end
, flags
)
17926 char_u
**expr_start
;
17934 if (expr_start
!= NULL
)
17936 *expr_start
= NULL
;
17940 /* Quick check for valid starting character. */
17941 if ((flags
& FNE_CHECK_START
) && !eval_isnamec1(*arg
) && *arg
!= '{')
17944 for (p
= arg
; *p
!= NUL
17945 && (eval_isnamec(*p
)
17947 || ((flags
& FNE_INCL_BR
) && (*p
== '[' || *p
== '.'))
17949 || br_nest
!= 0); mb_ptr_adv(p
))
17953 /* skip over 'string' to avoid counting [ and ] inside it. */
17954 for (p
= p
+ 1; *p
!= NUL
&& *p
!= '\''; mb_ptr_adv(p
))
17959 else if (*p
== '"')
17961 /* skip over "str\"ing" to avoid counting [ and ] inside it. */
17962 for (p
= p
+ 1; *p
!= NUL
&& *p
!= '"'; mb_ptr_adv(p
))
17963 if (*p
== '\\' && p
[1] != NUL
)
17973 else if (*p
== ']')
17982 if (expr_start
!= NULL
&& *expr_start
== NULL
)
17985 else if (*p
== '}')
17988 if (expr_start
!= NULL
&& mb_nest
== 0 && *expr_end
== NULL
)
17998 * Expands out the 'magic' {}'s in a variable/function name.
17999 * Note that this can call itself recursively, to deal with
18000 * constructs like foo{bar}{baz}{bam}
18001 * The four pointer arguments point to "foo{expre}ss{ion}bar"
18007 * Returns a new allocated string, which the caller must free.
18008 * Returns NULL for failure.
18011 make_expanded_name(in_start
, expr_start
, expr_end
, in_end
)
18013 char_u
*expr_start
;
18018 char_u
*retval
= NULL
;
18019 char_u
*temp_result
;
18020 char_u
*nextcmd
= NULL
;
18022 if (expr_end
== NULL
|| in_end
== NULL
)
18029 temp_result
= eval_to_string(expr_start
+ 1, &nextcmd
, FALSE
);
18030 if (temp_result
!= NULL
&& nextcmd
== NULL
)
18032 retval
= alloc((unsigned)(STRLEN(temp_result
) + (expr_start
- in_start
)
18033 + (in_end
- expr_end
) + 1));
18034 if (retval
!= NULL
)
18036 STRCPY(retval
, in_start
);
18037 STRCAT(retval
, temp_result
);
18038 STRCAT(retval
, expr_end
+ 1);
18041 vim_free(temp_result
);
18043 *in_end
= c1
; /* put char back for error messages */
18047 if (retval
!= NULL
)
18049 temp_result
= find_name_end(retval
, &expr_start
, &expr_end
, 0);
18050 if (expr_start
!= NULL
)
18052 /* Further expansion! */
18053 temp_result
= make_expanded_name(retval
, expr_start
,
18054 expr_end
, temp_result
);
18056 retval
= temp_result
;
18064 * Return TRUE if character "c" can be used in a variable or function name.
18065 * Does not include '{' or '}' for magic braces.
18071 return (ASCII_ISALNUM(c
) || c
== '_' || c
== ':' || c
== AUTOLOAD_CHAR
);
18075 * Return TRUE if character "c" can be used as the first character in a
18076 * variable or function name (excluding '{' and '}').
18082 return (ASCII_ISALPHA(c
) || c
== '_');
18086 * Set number v: variable to "val".
18089 set_vim_var_nr(idx
, val
)
18093 vimvars
[idx
].vv_nr
= val
;
18097 * Get number v: variable value.
18100 get_vim_var_nr(idx
)
18103 return vimvars
[idx
].vv_nr
;
18107 * Get string v: variable value. Uses a static buffer, can only be used once.
18110 get_vim_var_str(idx
)
18113 return get_tv_string(&vimvars
[idx
].vv_tv
);
18117 * Get List v: variable value. Caller must take care of reference count when
18121 get_vim_var_list(idx
)
18124 return vimvars
[idx
].vv_list
;
18128 * Set v:char to character "c".
18131 set_vim_var_char(c
)
18135 char_u buf
[MB_MAXBYTES
];
18142 buf
[(*mb_char2bytes
)(c
, buf
)] = NUL
;
18149 set_vim_var_string(VV_CHAR
, buf
, -1);
18153 * Set v:count to "count" and v:count1 to "count1".
18154 * When "set_prevcount" is TRUE first set v:prevcount from v:count.
18157 set_vcount(count
, count1
, set_prevcount
)
18163 vimvars
[VV_PREVCOUNT
].vv_nr
= vimvars
[VV_COUNT
].vv_nr
;
18164 vimvars
[VV_COUNT
].vv_nr
= count
;
18165 vimvars
[VV_COUNT1
].vv_nr
= count1
;
18169 * Set string v: variable to a copy of "val".
18172 set_vim_var_string(idx
, val
, len
)
18175 int len
; /* length of "val" to use or -1 (whole string) */
18177 /* Need to do this (at least) once, since we can't initialize a union.
18178 * Will always be invoked when "v:progname" is set. */
18179 vimvars
[VV_VERSION
].vv_nr
= VIM_VERSION_100
;
18181 vim_free(vimvars
[idx
].vv_str
);
18183 vimvars
[idx
].vv_str
= NULL
;
18184 else if (len
== -1)
18185 vimvars
[idx
].vv_str
= vim_strsave(val
);
18187 vimvars
[idx
].vv_str
= vim_strnsave(val
, len
);
18191 * Set List v: variable to "val".
18194 set_vim_var_list(idx
, val
)
18198 list_unref(vimvars
[idx
].vv_list
);
18199 vimvars
[idx
].vv_list
= val
;
18201 ++val
->lv_refcount
;
18205 * Set v:register if needed.
18213 if (c
== 0 || c
== ' ')
18217 /* Avoid free/alloc when the value is already right. */
18218 if (vimvars
[VV_REG
].vv_str
== NULL
|| vimvars
[VV_REG
].vv_str
[0] != c
)
18219 set_vim_var_string(VV_REG
, ®name
, 1);
18223 * Get or set v:exception. If "oldval" == NULL, return the current value.
18224 * Otherwise, restore the value to "oldval" and return NULL.
18225 * Must always be called in pairs to save and restore v:exception! Does not
18226 * take care of memory allocations.
18229 v_exception(oldval
)
18232 if (oldval
== NULL
)
18233 return vimvars
[VV_EXCEPTION
].vv_str
;
18235 vimvars
[VV_EXCEPTION
].vv_str
= oldval
;
18240 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
18241 * Otherwise, restore the value to "oldval" and return NULL.
18242 * Must always be called in pairs to save and restore v:throwpoint! Does not
18243 * take care of memory allocations.
18246 v_throwpoint(oldval
)
18249 if (oldval
== NULL
)
18250 return vimvars
[VV_THROWPOINT
].vv_str
;
18252 vimvars
[VV_THROWPOINT
].vv_str
= oldval
;
18256 #if defined(FEAT_AUTOCMD) || defined(PROTO)
18259 * If "eap" != NULL, use "eap" to generate the value and return the old value.
18260 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
18261 * Must always be called in pairs!
18264 set_cmdarg(eap
, oldarg
)
18272 oldval
= vimvars
[VV_CMDARG
].vv_str
;
18276 vimvars
[VV_CMDARG
].vv_str
= oldarg
;
18280 if (eap
->force_bin
== FORCE_BIN
)
18282 else if (eap
->force_bin
== FORCE_NOBIN
)
18287 if (eap
->read_edit
)
18290 if (eap
->force_ff
!= 0)
18291 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->force_ff
) + 6;
18293 if (eap
->force_enc
!= 0)
18294 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->force_enc
) + 7;
18295 if (eap
->bad_char
!= 0)
18296 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->bad_char
) + 7;
18299 newval
= alloc(len
+ 1);
18300 if (newval
== NULL
)
18303 if (eap
->force_bin
== FORCE_BIN
)
18304 sprintf((char *)newval
, " ++bin");
18305 else if (eap
->force_bin
== FORCE_NOBIN
)
18306 sprintf((char *)newval
, " ++nobin");
18310 if (eap
->read_edit
)
18311 STRCAT(newval
, " ++edit");
18313 if (eap
->force_ff
!= 0)
18314 sprintf((char *)newval
+ STRLEN(newval
), " ++ff=%s",
18315 eap
->cmd
+ eap
->force_ff
);
18317 if (eap
->force_enc
!= 0)
18318 sprintf((char *)newval
+ STRLEN(newval
), " ++enc=%s",
18319 eap
->cmd
+ eap
->force_enc
);
18320 if (eap
->bad_char
!= 0)
18321 sprintf((char *)newval
+ STRLEN(newval
), " ++bad=%s",
18322 eap
->cmd
+ eap
->bad_char
);
18324 vimvars
[VV_CMDARG
].vv_str
= newval
;
18330 * Get the value of internal variable "name".
18331 * Return OK or FAIL.
18334 get_var_tv(name
, len
, rettv
, verbose
)
18336 int len
; /* length of "name" */
18337 typval_T
*rettv
; /* NULL when only checking existence */
18338 int verbose
; /* may give error message */
18341 typval_T
*tv
= NULL
;
18346 /* truncate the name, so that we can use strcmp() */
18351 * Check for "b:changedtick".
18353 if (STRCMP(name
, "b:changedtick") == 0)
18355 atv
.v_type
= VAR_NUMBER
;
18356 atv
.vval
.v_number
= curbuf
->b_changedtick
;
18361 * Check for user-defined variables.
18365 v
= find_var(name
, NULL
);
18372 if (rettv
!= NULL
&& verbose
)
18373 EMSG2(_(e_undefvar
), name
);
18376 else if (rettv
!= NULL
)
18377 copy_tv(tv
, rettv
);
18385 * Handle expr[expr], expr[expr:expr] subscript and .name lookup.
18386 * Also handle function call with Funcref variable: func(expr)
18387 * Can all be combined: dict.func(expr)[idx]['func'](expr)
18390 handle_subscript(arg
, rettv
, evaluate
, verbose
)
18393 int evaluate
; /* do more than finding the end */
18394 int verbose
; /* give error messages */
18397 dict_T
*selfdict
= NULL
;
18404 || (**arg
== '.' && rettv
->v_type
== VAR_DICT
)
18405 || (**arg
== '(' && rettv
->v_type
== VAR_FUNC
))
18406 && !vim_iswhite(*(*arg
- 1)))
18410 /* need to copy the funcref so that we can clear rettv */
18412 rettv
->v_type
= VAR_UNKNOWN
;
18414 /* Invoke the function. Recursive! */
18415 s
= functv
.vval
.v_string
;
18416 ret
= get_func_tv(s
, (int)STRLEN(s
), rettv
, arg
,
18417 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
18418 &len
, evaluate
, selfdict
);
18420 /* Clear the funcref afterwards, so that deleting it while
18421 * evaluating the arguments is possible (see test55). */
18424 /* Stop the expression evaluation when immediately aborting on
18425 * error, or when an interrupt occurred or an exception was thrown
18426 * but not caught. */
18433 dict_unref(selfdict
);
18436 else /* **arg == '[' || **arg == '.' */
18438 dict_unref(selfdict
);
18439 if (rettv
->v_type
== VAR_DICT
)
18441 selfdict
= rettv
->vval
.v_dict
;
18442 if (selfdict
!= NULL
)
18443 ++selfdict
->dv_refcount
;
18447 if (eval_index(arg
, rettv
, evaluate
, verbose
) == FAIL
)
18454 dict_unref(selfdict
);
18459 * Allocate memory for a variable type-value, and make it empty (0 or NULL
18465 return (typval_T
*)alloc_clear((unsigned)sizeof(typval_T
));
18469 * Allocate memory for a variable type-value, and assign a string to it.
18470 * The string "s" must have been allocated, it is consumed.
18471 * Return NULL for out of memory, the variable otherwise.
18479 rettv
= alloc_tv();
18482 rettv
->v_type
= VAR_STRING
;
18483 rettv
->vval
.v_string
= s
;
18491 * Free the memory for a variable type-value.
18499 switch (varp
->v_type
)
18502 func_unref(varp
->vval
.v_string
);
18505 vim_free(varp
->vval
.v_string
);
18508 list_unref(varp
->vval
.v_list
);
18511 dict_unref(varp
->vval
.v_dict
);
18520 EMSG2(_(e_intern2
), "free_tv()");
18528 * Free the memory for a variable value and set the value to NULL or 0.
18536 switch (varp
->v_type
)
18539 func_unref(varp
->vval
.v_string
);
18542 vim_free(varp
->vval
.v_string
);
18543 varp
->vval
.v_string
= NULL
;
18546 list_unref(varp
->vval
.v_list
);
18547 varp
->vval
.v_list
= NULL
;
18550 dict_unref(varp
->vval
.v_dict
);
18551 varp
->vval
.v_dict
= NULL
;
18554 varp
->vval
.v_number
= 0;
18558 varp
->vval
.v_float
= 0.0;
18564 EMSG2(_(e_intern2
), "clear_tv()");
18571 * Set the value of a variable to NULL without freeing items.
18578 vim_memset(varp
, 0, sizeof(typval_T
));
18582 * Get the number value of a variable.
18583 * If it is a String variable, uses vim_str2nr().
18584 * For incompatible types, return 0.
18585 * get_tv_number_chk() is similar to get_tv_number(), but informs the
18586 * caller of incompatible types: it sets *denote to TRUE if "denote"
18587 * is not NULL or returns -1 otherwise.
18590 get_tv_number(varp
)
18595 return get_tv_number_chk(varp
, &error
); /* return 0L on error */
18599 get_tv_number_chk(varp
, denote
)
18605 switch (varp
->v_type
)
18608 return (long)(varp
->vval
.v_number
);
18611 EMSG(_("E805: Using a Float as a Number"));
18615 EMSG(_("E703: Using a Funcref as a Number"));
18618 if (varp
->vval
.v_string
!= NULL
)
18619 vim_str2nr(varp
->vval
.v_string
, NULL
, NULL
,
18620 TRUE
, TRUE
, &n
, NULL
);
18623 EMSG(_("E745: Using a List as a Number"));
18626 EMSG(_("E728: Using a Dictionary as a Number"));
18629 EMSG2(_(e_intern2
), "get_tv_number()");
18632 if (denote
== NULL
) /* useful for values that must be unsigned */
18640 * Get the lnum from the first argument.
18641 * Also accepts ".", "$", etc., but that only works for the current buffer.
18642 * Returns -1 on error.
18645 get_tv_lnum(argvars
)
18651 lnum
= get_tv_number_chk(&argvars
[0], NULL
);
18652 if (lnum
== 0) /* no valid number, try using line() */
18654 rettv
.v_type
= VAR_NUMBER
;
18655 f_line(argvars
, &rettv
);
18656 lnum
= rettv
.vval
.v_number
;
18663 * Get the lnum from the first argument.
18664 * Also accepts "$", then "buf" is used.
18665 * Returns 0 on error.
18668 get_tv_lnum_buf(argvars
, buf
)
18672 if (argvars
[0].v_type
== VAR_STRING
18673 && argvars
[0].vval
.v_string
!= NULL
18674 && argvars
[0].vval
.v_string
[0] == '$'
18676 return buf
->b_ml
.ml_line_count
;
18677 return get_tv_number_chk(&argvars
[0], NULL
);
18681 * Get the string value of a variable.
18682 * If it is a Number variable, the number is converted into a string.
18683 * get_tv_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
18684 * get_tv_string_buf() uses a given buffer.
18685 * If the String variable has never been set, return an empty string.
18686 * Never returns NULL;
18687 * get_tv_string_chk() and get_tv_string_buf_chk() are similar, but return
18691 get_tv_string(varp
)
18694 static char_u mybuf
[NUMBUFLEN
];
18696 return get_tv_string_buf(varp
, mybuf
);
18700 get_tv_string_buf(varp
, buf
)
18704 char_u
*res
= get_tv_string_buf_chk(varp
, buf
);
18706 return res
!= NULL
? res
: (char_u
*)"";
18710 get_tv_string_chk(varp
)
18713 static char_u mybuf
[NUMBUFLEN
];
18715 return get_tv_string_buf_chk(varp
, mybuf
);
18719 get_tv_string_buf_chk(varp
, buf
)
18723 switch (varp
->v_type
)
18726 sprintf((char *)buf
, "%ld", (long)varp
->vval
.v_number
);
18729 EMSG(_("E729: using Funcref as a String"));
18732 EMSG(_("E730: using List as a String"));
18735 EMSG(_("E731: using Dictionary as a String"));
18739 EMSG(_("E806: using Float as a String"));
18743 if (varp
->vval
.v_string
!= NULL
)
18744 return varp
->vval
.v_string
;
18745 return (char_u
*)"";
18747 EMSG2(_(e_intern2
), "get_tv_string_buf()");
18754 * Find variable "name" in the list of variables.
18755 * Return a pointer to it if found, NULL if not found.
18756 * Careful: "a:0" variables don't have a name.
18757 * When "htp" is not NULL we are writing to the variable, set "htp" to the
18760 static dictitem_T
*
18761 find_var(name
, htp
)
18768 ht
= find_var_ht(name
, &varname
);
18773 return find_var_in_ht(ht
, varname
, htp
!= NULL
);
18777 * Find variable "varname" in hashtab "ht".
18778 * Returns NULL if not found.
18780 static dictitem_T
*
18781 find_var_in_ht(ht
, varname
, writing
)
18788 if (*varname
== NUL
)
18790 /* Must be something like "s:", otherwise "ht" would be NULL. */
18791 switch (varname
[-2])
18793 case 's': return &SCRIPT_SV(current_SID
).sv_var
;
18794 case 'g': return &globvars_var
;
18795 case 'v': return &vimvars_var
;
18796 case 'b': return &curbuf
->b_bufvar
;
18797 case 'w': return &curwin
->w_winvar
;
18798 #ifdef FEAT_WINDOWS
18799 case 't': return &curtab
->tp_winvar
;
18801 case 'l': return current_funccal
== NULL
18802 ? NULL
: ¤t_funccal
->l_vars_var
;
18803 case 'a': return current_funccal
== NULL
18804 ? NULL
: ¤t_funccal
->l_avars_var
;
18809 hi
= hash_find(ht
, varname
);
18810 if (HASHITEM_EMPTY(hi
))
18812 /* For global variables we may try auto-loading the script. If it
18813 * worked find the variable again. Don't auto-load a script if it was
18814 * loaded already, otherwise it would be loaded every time when
18815 * checking if a function name is a Funcref variable. */
18816 if (ht
== &globvarht
&& !writing
18817 && script_autoload(varname
, FALSE
) && !aborting())
18818 hi
= hash_find(ht
, varname
);
18819 if (HASHITEM_EMPTY(hi
))
18826 * Find the hashtab used for a variable name.
18827 * Set "varname" to the start of name without ':'.
18830 find_var_ht(name
, varname
)
18836 if (name
[1] != ':')
18838 /* The name must not start with a colon or #. */
18839 if (name
[0] == ':' || name
[0] == AUTOLOAD_CHAR
)
18843 /* "version" is "v:version" in all scopes */
18844 hi
= hash_find(&compat_hashtab
, name
);
18845 if (!HASHITEM_EMPTY(hi
))
18846 return &compat_hashtab
;
18848 if (current_funccal
== NULL
)
18849 return &globvarht
; /* global variable */
18850 return ¤t_funccal
->l_vars
.dv_hashtab
; /* l: variable */
18852 *varname
= name
+ 2;
18853 if (*name
== 'g') /* global variable */
18855 /* There must be no ':' or '#' in the rest of the name, unless g: is used
18857 if (vim_strchr(name
+ 2, ':') != NULL
18858 || vim_strchr(name
+ 2, AUTOLOAD_CHAR
) != NULL
)
18860 if (*name
== 'b') /* buffer variable */
18861 return &curbuf
->b_vars
.dv_hashtab
;
18862 if (*name
== 'w') /* window variable */
18863 return &curwin
->w_vars
.dv_hashtab
;
18864 #ifdef FEAT_WINDOWS
18865 if (*name
== 't') /* tab page variable */
18866 return &curtab
->tp_vars
.dv_hashtab
;
18868 if (*name
== 'v') /* v: variable */
18870 if (*name
== 'a' && current_funccal
!= NULL
) /* function argument */
18871 return ¤t_funccal
->l_avars
.dv_hashtab
;
18872 if (*name
== 'l' && current_funccal
!= NULL
) /* local function variable */
18873 return ¤t_funccal
->l_vars
.dv_hashtab
;
18874 if (*name
== 's' /* script variable */
18875 && current_SID
> 0 && current_SID
<= ga_scripts
.ga_len
)
18876 return &SCRIPT_VARS(current_SID
);
18881 * Get the string value of a (global/local) variable.
18882 * Returns NULL when it doesn't exist.
18885 get_var_value(name
)
18890 v
= find_var(name
, NULL
);
18893 return get_tv_string(&v
->di_tv
);
18897 * Allocate a new hashtab for a sourced script. It will be used while
18898 * sourcing this script and when executing functions defined in the script.
18901 new_script_vars(id
)
18908 if (ga_grow(&ga_scripts
, (int)(id
- ga_scripts
.ga_len
)) == OK
)
18910 /* Re-allocating ga_data means that an ht_array pointing to
18911 * ht_smallarray becomes invalid. We can recognize this: ht_mask is
18912 * at its init value. Also reset "v_dict", it's always the same. */
18913 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
18915 ht
= &SCRIPT_VARS(i
);
18916 if (ht
->ht_mask
== HT_INIT_SIZE
- 1)
18917 ht
->ht_array
= ht
->ht_smallarray
;
18918 sv
= &SCRIPT_SV(i
);
18919 sv
->sv_var
.di_tv
.vval
.v_dict
= &sv
->sv_dict
;
18922 while (ga_scripts
.ga_len
< id
)
18924 sv
= &SCRIPT_SV(ga_scripts
.ga_len
+ 1);
18925 init_var_dict(&sv
->sv_dict
, &sv
->sv_var
);
18926 ++ga_scripts
.ga_len
;
18932 * Initialize dictionary "dict" as a scope and set variable "dict_var" to
18936 init_var_dict(dict
, dict_var
)
18938 dictitem_T
*dict_var
;
18940 hash_init(&dict
->dv_hashtab
);
18941 dict
->dv_refcount
= DO_NOT_FREE_CNT
;
18942 dict
->dv_copyID
= 0;
18943 dict_var
->di_tv
.vval
.v_dict
= dict
;
18944 dict_var
->di_tv
.v_type
= VAR_DICT
;
18945 dict_var
->di_tv
.v_lock
= VAR_FIXED
;
18946 dict_var
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
18947 dict_var
->di_key
[0] = NUL
;
18951 * Clean up a list of internal variables.
18952 * Frees all allocated variables and the value they contain.
18953 * Clears hashtab "ht", does not free it.
18959 vars_clear_ext(ht
, TRUE
);
18963 * Like vars_clear(), but only free the value if "free_val" is TRUE.
18966 vars_clear_ext(ht
, free_val
)
18975 todo
= (int)ht
->ht_used
;
18976 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
18978 if (!HASHITEM_EMPTY(hi
))
18982 /* Free the variable. Don't remove it from the hashtab,
18983 * ht_array might change then. hash_clear() takes care of it
18987 clear_tv(&v
->di_tv
);
18988 if ((v
->di_flags
& DI_FLAGS_FIX
) == 0)
18997 * Delete a variable from hashtab "ht" at item "hi".
18998 * Clear the variable value and free the dictitem.
19005 dictitem_T
*di
= HI2DI(hi
);
19007 hash_remove(ht
, hi
);
19008 clear_tv(&di
->di_tv
);
19013 * List the value of one internal variable.
19016 list_one_var(v
, prefix
, first
)
19023 char_u numbuf
[NUMBUFLEN
];
19025 current_copyID
+= COPYID_INC
;
19026 s
= echo_string(&v
->di_tv
, &tofree
, numbuf
, current_copyID
);
19027 list_one_var_a(prefix
, v
->di_key
, v
->di_tv
.v_type
,
19028 s
== NULL
? (char_u
*)"" : s
, first
);
19033 list_one_var_a(prefix
, name
, type
, string
, first
)
19038 int *first
; /* when TRUE clear rest of screen and set to FALSE */
19040 /* don't use msg() or msg_attr() to avoid overwriting "v:statusmsg" */
19043 if (name
!= NULL
) /* "a:" vars don't have a name stored */
19047 if (type
== VAR_NUMBER
)
19049 else if (type
== VAR_FUNC
)
19051 else if (type
== VAR_LIST
)
19054 if (*string
== '[')
19057 else if (type
== VAR_DICT
)
19060 if (*string
== '{')
19066 msg_outtrans(string
);
19068 if (type
== VAR_FUNC
)
19069 msg_puts((char_u
*)"()");
19078 * Set variable "name" to value in "tv".
19079 * If the variable already exists, the value is updated.
19080 * Otherwise the variable is created.
19083 set_var(name
, tv
, copy
)
19086 int copy
; /* make copy of value in "tv" */
19093 if (tv
->v_type
== VAR_FUNC
)
19095 if (!(vim_strchr((char_u
*)"wbs", name
[0]) != NULL
&& name
[1] == ':')
19096 && !ASCII_ISUPPER((name
[0] != NUL
&& name
[1] == ':')
19097 ? name
[2] : name
[0]))
19099 EMSG2(_("E704: Funcref variable name must start with a capital: %s"), name
);
19102 if (function_exists(name
))
19104 EMSG2(_("E705: Variable name conflicts with existing function: %s"),
19110 ht
= find_var_ht(name
, &varname
);
19111 if (ht
== NULL
|| *varname
== NUL
)
19113 EMSG2(_(e_illvar
), name
);
19117 v
= find_var_in_ht(ht
, varname
, TRUE
);
19120 /* existing variable, need to clear the value */
19121 if (var_check_ro(v
->di_flags
, name
)
19122 || tv_check_lock(v
->di_tv
.v_lock
, name
))
19124 if (v
->di_tv
.v_type
!= tv
->v_type
19125 && !((v
->di_tv
.v_type
== VAR_STRING
19126 || v
->di_tv
.v_type
== VAR_NUMBER
)
19127 && (tv
->v_type
== VAR_STRING
19128 || tv
->v_type
== VAR_NUMBER
))
19130 && !((v
->di_tv
.v_type
== VAR_NUMBER
19131 || v
->di_tv
.v_type
== VAR_FLOAT
)
19132 && (tv
->v_type
== VAR_NUMBER
19133 || tv
->v_type
== VAR_FLOAT
))
19137 EMSG2(_("E706: Variable type mismatch for: %s"), name
);
19142 * Handle setting internal v: variables separately: we don't change
19145 if (ht
== &vimvarht
)
19147 if (v
->di_tv
.v_type
== VAR_STRING
)
19149 vim_free(v
->di_tv
.vval
.v_string
);
19150 if (copy
|| tv
->v_type
!= VAR_STRING
)
19151 v
->di_tv
.vval
.v_string
= vim_strsave(get_tv_string(tv
));
19154 /* Take over the string to avoid an extra alloc/free. */
19155 v
->di_tv
.vval
.v_string
= tv
->vval
.v_string
;
19156 tv
->vval
.v_string
= NULL
;
19159 else if (v
->di_tv
.v_type
!= VAR_NUMBER
)
19160 EMSG2(_(e_intern2
), "set_var()");
19163 v
->di_tv
.vval
.v_number
= get_tv_number(tv
);
19164 if (STRCMP(varname
, "searchforward") == 0)
19165 set_search_direction(v
->di_tv
.vval
.v_number
? '/' : '?');
19170 clear_tv(&v
->di_tv
);
19172 else /* add a new variable */
19174 /* Can't add "v:" variable. */
19175 if (ht
== &vimvarht
)
19177 EMSG2(_(e_illvar
), name
);
19181 /* Make sure the variable name is valid. */
19182 for (p
= varname
; *p
!= NUL
; ++p
)
19183 if (!eval_isnamec1(*p
) && (p
== varname
|| !VIM_ISDIGIT(*p
))
19184 && *p
!= AUTOLOAD_CHAR
)
19186 EMSG2(_(e_illvar
), varname
);
19190 v
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
19191 + STRLEN(varname
)));
19194 STRCPY(v
->di_key
, varname
);
19195 if (hash_add(ht
, DI2HIKEY(v
)) == FAIL
)
19203 if (copy
|| tv
->v_type
== VAR_NUMBER
|| tv
->v_type
== VAR_FLOAT
)
19204 copy_tv(tv
, &v
->di_tv
);
19208 v
->di_tv
.v_lock
= 0;
19214 * Return TRUE if di_flags "flags" indicates variable "name" is read-only.
19215 * Also give an error message.
19218 var_check_ro(flags
, name
)
19222 if (flags
& DI_FLAGS_RO
)
19224 EMSG2(_(e_readonlyvar
), name
);
19227 if ((flags
& DI_FLAGS_RO_SBX
) && sandbox
)
19229 EMSG2(_(e_readonlysbx
), name
);
19236 * Return TRUE if di_flags "flags" indicates variable "name" is fixed.
19237 * Also give an error message.
19240 var_check_fixed(flags
, name
)
19244 if (flags
& DI_FLAGS_FIX
)
19246 EMSG2(_("E795: Cannot delete variable %s"), name
);
19253 * Return TRUE if typeval "tv" is set to be locked (immutable).
19254 * Also give an error message, using "name".
19257 tv_check_lock(lock
, name
)
19261 if (lock
& VAR_LOCKED
)
19263 EMSG2(_("E741: Value is locked: %s"),
19264 name
== NULL
? (char_u
*)_("Unknown") : name
);
19267 if (lock
& VAR_FIXED
)
19269 EMSG2(_("E742: Cannot change value of %s"),
19270 name
== NULL
? (char_u
*)_("Unknown") : name
);
19277 * Copy the values from typval_T "from" to typval_T "to".
19278 * When needed allocates string or increases reference count.
19279 * Does not make a copy of a list or dict but copies the reference!
19280 * It is OK for "from" and "to" to point to the same item. This is used to
19281 * make a copy later.
19288 to
->v_type
= from
->v_type
;
19290 switch (from
->v_type
)
19293 to
->vval
.v_number
= from
->vval
.v_number
;
19297 to
->vval
.v_float
= from
->vval
.v_float
;
19302 if (from
->vval
.v_string
== NULL
)
19303 to
->vval
.v_string
= NULL
;
19306 to
->vval
.v_string
= vim_strsave(from
->vval
.v_string
);
19307 if (from
->v_type
== VAR_FUNC
)
19308 func_ref(to
->vval
.v_string
);
19312 if (from
->vval
.v_list
== NULL
)
19313 to
->vval
.v_list
= NULL
;
19316 to
->vval
.v_list
= from
->vval
.v_list
;
19317 ++to
->vval
.v_list
->lv_refcount
;
19321 if (from
->vval
.v_dict
== NULL
)
19322 to
->vval
.v_dict
= NULL
;
19325 to
->vval
.v_dict
= from
->vval
.v_dict
;
19326 ++to
->vval
.v_dict
->dv_refcount
;
19330 EMSG2(_(e_intern2
), "copy_tv()");
19336 * Make a copy of an item.
19337 * Lists and Dictionaries are also copied. A deep copy if "deep" is set.
19338 * For deepcopy() "copyID" is zero for a full copy or the ID for when a
19339 * reference to an already copied list/dict can be used.
19340 * Returns FAIL or OK.
19343 item_copy(from
, to
, deep
, copyID
)
19349 static int recurse
= 0;
19352 if (recurse
>= DICT_MAXNEST
)
19354 EMSG(_("E698: variable nested too deep for making a copy"));
19359 switch (from
->v_type
)
19370 to
->v_type
= VAR_LIST
;
19372 if (from
->vval
.v_list
== NULL
)
19373 to
->vval
.v_list
= NULL
;
19374 else if (copyID
!= 0 && from
->vval
.v_list
->lv_copyID
== copyID
)
19376 /* use the copy made earlier */
19377 to
->vval
.v_list
= from
->vval
.v_list
->lv_copylist
;
19378 ++to
->vval
.v_list
->lv_refcount
;
19381 to
->vval
.v_list
= list_copy(from
->vval
.v_list
, deep
, copyID
);
19382 if (to
->vval
.v_list
== NULL
)
19386 to
->v_type
= VAR_DICT
;
19388 if (from
->vval
.v_dict
== NULL
)
19389 to
->vval
.v_dict
= NULL
;
19390 else if (copyID
!= 0 && from
->vval
.v_dict
->dv_copyID
== copyID
)
19392 /* use the copy made earlier */
19393 to
->vval
.v_dict
= from
->vval
.v_dict
->dv_copydict
;
19394 ++to
->vval
.v_dict
->dv_refcount
;
19397 to
->vval
.v_dict
= dict_copy(from
->vval
.v_dict
, deep
, copyID
);
19398 if (to
->vval
.v_dict
== NULL
)
19402 EMSG2(_(e_intern2
), "item_copy()");
19410 * ":echo expr1 ..." print each argument separated with a space, add a
19411 * newline at the end.
19412 * ":echon expr1 ..." print each argument plain.
19418 char_u
*arg
= eap
->arg
;
19422 int needclr
= TRUE
;
19423 int atstart
= TRUE
;
19424 char_u numbuf
[NUMBUFLEN
];
19428 while (*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n' && !got_int
)
19430 /* If eval1() causes an error message the text from the command may
19431 * still need to be cleared. E.g., "echo 22,44". */
19432 need_clr_eos
= needclr
;
19435 if (eval1(&arg
, &rettv
, !eap
->skip
) == FAIL
)
19438 * Report the invalid expression unless the expression evaluation
19439 * has been cancelled due to an aborting error, an interrupt, or an
19443 EMSG2(_(e_invexpr2
), p
);
19444 need_clr_eos
= FALSE
;
19447 need_clr_eos
= FALSE
;
19454 /* Call msg_start() after eval1(), evaluating the expression
19455 * may cause a message to appear. */
19456 if (eap
->cmdidx
== CMD_echo
)
19459 else if (eap
->cmdidx
== CMD_echo
)
19460 msg_puts_attr((char_u
*)" ", echo_attr
);
19461 current_copyID
+= COPYID_INC
;
19462 p
= echo_string(&rettv
, &tofree
, numbuf
, current_copyID
);
19464 for ( ; *p
!= NUL
&& !got_int
; ++p
)
19466 if (*p
== '\n' || *p
== '\r' || *p
== TAB
)
19468 if (*p
!= TAB
&& needclr
)
19470 /* remove any text still there from the command */
19474 msg_putchar_attr(*p
, echo_attr
);
19481 int i
= (*mb_ptr2len
)(p
);
19483 (void)msg_outtrans_len_attr(p
, i
, echo_attr
);
19488 (void)msg_outtrans_len_attr(p
, 1, echo_attr
);
19494 arg
= skipwhite(arg
);
19496 eap
->nextcmd
= check_nextcmd(arg
);
19502 /* remove text that may still be there from the command */
19505 if (eap
->cmdidx
== CMD_echo
)
19511 * ":echohl {name}".
19519 id
= syn_name2id(eap
->arg
);
19523 echo_attr
= syn_id2attr(id
);
19527 * ":execute expr1 ..." execute the result of an expression.
19528 * ":echomsg expr1 ..." Print a message
19529 * ":echoerr expr1 ..." Print an error
19530 * Each gets spaces around each argument and a newline at the end for
19537 char_u
*arg
= eap
->arg
;
19545 ga_init2(&ga
, 1, 80);
19549 while (*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n')
19552 if (eval1(&arg
, &rettv
, !eap
->skip
) == FAIL
)
19555 * Report the invalid expression unless the expression evaluation
19556 * has been cancelled due to an aborting error, an interrupt, or an
19560 EMSG2(_(e_invexpr2
), p
);
19567 p
= get_tv_string(&rettv
);
19568 len
= (int)STRLEN(p
);
19569 if (ga_grow(&ga
, len
+ 2) == FAIL
)
19576 ((char_u
*)(ga
.ga_data
))[ga
.ga_len
++] = ' ';
19577 STRCPY((char_u
*)(ga
.ga_data
) + ga
.ga_len
, p
);
19582 arg
= skipwhite(arg
);
19585 if (ret
!= FAIL
&& ga
.ga_data
!= NULL
)
19587 if (eap
->cmdidx
== CMD_echomsg
)
19589 MSG_ATTR(ga
.ga_data
, echo_attr
);
19592 else if (eap
->cmdidx
== CMD_echoerr
)
19594 /* We don't want to abort following commands, restore did_emsg. */
19595 save_did_emsg
= did_emsg
;
19596 EMSG((char_u
*)ga
.ga_data
);
19598 did_emsg
= save_did_emsg
;
19600 else if (eap
->cmdidx
== CMD_execute
)
19601 do_cmdline((char_u
*)ga
.ga_data
,
19602 eap
->getline
, eap
->cookie
, DOCMD_NOWAIT
|DOCMD_VERBOSE
);
19610 eap
->nextcmd
= check_nextcmd(arg
);
19614 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
19615 * "arg" points to the "&" or '+' when called, to "option" when returning.
19616 * Returns NULL when no option name found. Otherwise pointer to the char
19617 * after the option name.
19620 find_option_end(arg
, opt_flags
)
19627 if (*p
== 'g' && p
[1] == ':')
19629 *opt_flags
= OPT_GLOBAL
;
19632 else if (*p
== 'l' && p
[1] == ':')
19634 *opt_flags
= OPT_LOCAL
;
19640 if (!ASCII_ISALPHA(*p
))
19644 if (p
[0] == 't' && p
[1] == '_' && p
[2] != NUL
&& p
[3] != NUL
)
19645 p
+= 4; /* termcap option */
19647 while (ASCII_ISALPHA(*p
))
19662 int saved_did_emsg
;
19663 char_u
*name
= NULL
;
19666 char_u
*line_arg
= NULL
;
19669 int varargs
= FALSE
;
19670 int mustend
= FALSE
;
19675 char_u
*skip_until
= NULL
;
19678 static int func_nr
= 0; /* number for nameless function */
19683 int sourcing_lnum_off
;
19686 * ":function" without argument: list functions.
19688 if (ends_excmd(*eap
->arg
))
19692 todo
= (int)func_hashtab
.ht_used
;
19693 for (hi
= func_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
19695 if (!HASHITEM_EMPTY(hi
))
19699 if (!isdigit(*fp
->uf_name
))
19700 list_func_head(fp
, FALSE
);
19704 eap
->nextcmd
= check_nextcmd(eap
->arg
);
19709 * ":function /pat": list functions matching pattern.
19711 if (*eap
->arg
== '/')
19713 p
= skip_regexp(eap
->arg
+ 1, '/', TRUE
, NULL
);
19716 regmatch_T regmatch
;
19720 regmatch
.regprog
= vim_regcomp(eap
->arg
+ 1, RE_MAGIC
);
19722 if (regmatch
.regprog
!= NULL
)
19724 regmatch
.rm_ic
= p_ic
;
19726 todo
= (int)func_hashtab
.ht_used
;
19727 for (hi
= func_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
19729 if (!HASHITEM_EMPTY(hi
))
19733 if (!isdigit(*fp
->uf_name
)
19734 && vim_regexec(®match
, fp
->uf_name
, 0))
19735 list_func_head(fp
, FALSE
);
19738 vim_free(regmatch
.regprog
);
19743 eap
->nextcmd
= check_nextcmd(p
);
19748 * Get the function name. There are these situations:
19749 * func normal function name
19750 * "name" == func, "fudi.fd_dict" == NULL
19751 * dict.func new dictionary entry
19752 * "name" == NULL, "fudi.fd_dict" set,
19753 * "fudi.fd_di" == NULL, "fudi.fd_newkey" == func
19754 * dict.func existing dict entry with a Funcref
19755 * "name" == func, "fudi.fd_dict" set,
19756 * "fudi.fd_di" set, "fudi.fd_newkey" == NULL
19757 * dict.func existing dict entry that's not a Funcref
19758 * "name" == NULL, "fudi.fd_dict" set,
19759 * "fudi.fd_di" set, "fudi.fd_newkey" == NULL
19762 name
= trans_function_name(&p
, eap
->skip
, 0, &fudi
);
19763 paren
= (vim_strchr(p
, '(') != NULL
);
19764 if (name
== NULL
&& (fudi
.fd_dict
== NULL
|| !paren
) && !eap
->skip
)
19767 * Return on an invalid expression in braces, unless the expression
19768 * evaluation has been cancelled due to an aborting error, an
19769 * interrupt, or an exception.
19773 if (!eap
->skip
&& fudi
.fd_newkey
!= NULL
)
19774 EMSG2(_(e_dictkey
), fudi
.fd_newkey
);
19775 vim_free(fudi
.fd_newkey
);
19782 /* An error in a function call during evaluation of an expression in magic
19783 * braces should not cause the function not to be defined. */
19784 saved_did_emsg
= did_emsg
;
19788 * ":function func" with only function name: list function.
19792 if (!ends_excmd(*skipwhite(p
)))
19794 EMSG(_(e_trailing
));
19797 eap
->nextcmd
= check_nextcmd(p
);
19798 if (eap
->nextcmd
!= NULL
)
19800 if (!eap
->skip
&& !got_int
)
19802 fp
= find_func(name
);
19805 list_func_head(fp
, TRUE
);
19806 for (j
= 0; j
< fp
->uf_lines
.ga_len
&& !got_int
; ++j
)
19808 if (FUNCLINE(fp
, j
) == NULL
)
19811 msg_outnum((long)(j
+ 1));
19816 msg_prt_line(FUNCLINE(fp
, j
), FALSE
);
19817 out_flush(); /* show a line at a time */
19823 msg_puts((char_u
*)" endfunction");
19827 emsg_funcname(N_("E123: Undefined function: %s"), name
);
19833 * ":function name(arg1, arg2)" Define function.
19840 EMSG2(_("E124: Missing '(': %s"), eap
->arg
);
19843 /* attempt to continue by skipping some text */
19844 if (vim_strchr(p
, '(') != NULL
)
19845 p
= vim_strchr(p
, '(');
19847 p
= skipwhite(p
+ 1);
19849 ga_init2(&newargs
, (int)sizeof(char_u
*), 3);
19850 ga_init2(&newlines
, (int)sizeof(char_u
*), 3);
19854 /* Check the name of the function. Unless it's a dictionary function
19855 * (that we are overwriting). */
19859 arg
= fudi
.fd_newkey
;
19860 if (arg
!= NULL
&& (fudi
.fd_di
== NULL
19861 || fudi
.fd_di
->di_tv
.v_type
!= VAR_FUNC
))
19863 if (*arg
== K_SPECIAL
)
19867 while (arg
[j
] != NUL
&& (j
== 0 ? eval_isnamec1(arg
[j
])
19868 : eval_isnamec(arg
[j
])))
19871 emsg_funcname((char *)e_invarg2
, arg
);
19876 * Isolate the arguments: "arg1, arg2, ...)"
19880 if (p
[0] == '.' && p
[1] == '.' && p
[2] == '.')
19889 while (ASCII_ISALNUM(*p
) || *p
== '_')
19891 if (arg
== p
|| isdigit(*arg
)
19892 || (p
- arg
== 9 && STRNCMP(arg
, "firstline", 9) == 0)
19893 || (p
- arg
== 8 && STRNCMP(arg
, "lastline", 8) == 0))
19896 EMSG2(_("E125: Illegal argument: %s"), arg
);
19899 if (ga_grow(&newargs
, 1) == FAIL
)
19903 arg
= vim_strsave(arg
);
19906 ((char_u
**)(newargs
.ga_data
))[newargs
.ga_len
] = arg
;
19915 if (mustend
&& *p
!= ')')
19918 EMSG2(_(e_invarg2
), eap
->arg
);
19922 ++p
; /* skip the ')' */
19924 /* find extra arguments "range", "dict" and "abort" */
19928 if (STRNCMP(p
, "range", 5) == 0)
19933 else if (STRNCMP(p
, "dict", 4) == 0)
19938 else if (STRNCMP(p
, "abort", 5) == 0)
19947 /* When there is a line break use what follows for the function body.
19948 * Makes 'exe "func Test()\n...\nendfunc"' work. */
19951 else if (*p
!= NUL
&& *p
!= '"' && !eap
->skip
&& !did_emsg
)
19952 EMSG(_(e_trailing
));
19955 * Read the body of the function, until ":endfunction" is found.
19959 /* Check if the function already exists, don't let the user type the
19960 * whole function before telling him it doesn't work! For a script we
19961 * need to skip the body to be able to find what follows. */
19962 if (!eap
->skip
&& !eap
->forceit
)
19964 if (fudi
.fd_dict
!= NULL
&& fudi
.fd_newkey
== NULL
)
19965 EMSG(_(e_funcdict
));
19966 else if (name
!= NULL
&& find_func(name
) != NULL
)
19967 emsg_funcname(e_funcexts
, name
);
19970 if (!eap
->skip
&& did_emsg
)
19973 msg_putchar('\n'); /* don't overwrite the function name */
19974 cmdline_row
= msg_row
;
19982 need_wait_return
= FALSE
;
19983 sourcing_lnum_off
= sourcing_lnum
;
19985 if (line_arg
!= NULL
)
19987 /* Use eap->arg, split up in parts by line breaks. */
19988 theline
= line_arg
;
19989 p
= vim_strchr(theline
, '\n');
19991 line_arg
+= STRLEN(line_arg
);
19998 else if (eap
->getline
== NULL
)
19999 theline
= getcmdline(':', 0L, indent
);
20001 theline
= eap
->getline(':', eap
->cookie
, indent
);
20003 lines_left
= Rows
- 1;
20004 if (theline
== NULL
)
20006 EMSG(_("E126: Missing :endfunction"));
20010 /* Detect line continuation: sourcing_lnum increased more than one. */
20011 if (sourcing_lnum
> sourcing_lnum_off
+ 1)
20012 sourcing_lnum_off
= sourcing_lnum
- sourcing_lnum_off
- 1;
20014 sourcing_lnum_off
= 0;
20016 if (skip_until
!= NULL
)
20018 /* between ":append" and "." and between ":python <<EOF" and "EOF"
20019 * don't check for ":endfunc". */
20020 if (STRCMP(theline
, skip_until
) == 0)
20022 vim_free(skip_until
);
20028 /* skip ':' and blanks*/
20029 for (p
= theline
; vim_iswhite(*p
) || *p
== ':'; ++p
)
20032 /* Check for "endfunction". */
20033 if (checkforcmd(&p
, "endfunction", 4) && nesting
-- == 0)
20035 if (line_arg
== NULL
)
20040 /* Increase indent inside "if", "while", "for" and "try", decrease
20042 if (indent
> 2 && STRNCMP(p
, "end", 3) == 0)
20044 else if (STRNCMP(p
, "if", 2) == 0
20045 || STRNCMP(p
, "wh", 2) == 0
20046 || STRNCMP(p
, "for", 3) == 0
20047 || STRNCMP(p
, "try", 3) == 0)
20050 /* Check for defining a function inside this function. */
20051 if (checkforcmd(&p
, "function", 2))
20054 p
= skipwhite(p
+ 1);
20055 p
+= eval_fname_script(p
);
20056 if (ASCII_ISALPHA(*p
))
20058 vim_free(trans_function_name(&p
, TRUE
, 0, NULL
));
20059 if (*skipwhite(p
) == '(')
20067 /* Check for ":append" or ":insert". */
20068 p
= skip_range(p
, NULL
);
20069 if ((p
[0] == 'a' && (!ASCII_ISALPHA(p
[1]) || p
[1] == 'p'))
20071 && (!ASCII_ISALPHA(p
[1]) || (p
[1] == 'n'
20072 && (!ASCII_ISALPHA(p
[2]) || (p
[2] == 's'))))))
20073 skip_until
= vim_strsave((char_u
*)".");
20075 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
20076 arg
= skipwhite(skiptowhite(p
));
20077 if (arg
[0] == '<' && arg
[1] =='<'
20078 && ((p
[0] == 'p' && p
[1] == 'y'
20079 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 't'))
20080 || (p
[0] == 'p' && p
[1] == 'e'
20081 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 'r'))
20082 || (p
[0] == 't' && p
[1] == 'c'
20083 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 'l'))
20084 || (p
[0] == 'r' && p
[1] == 'u' && p
[2] == 'b'
20085 && (!ASCII_ISALPHA(p
[3]) || p
[3] == 'y'))
20086 || (p
[0] == 'm' && p
[1] == 'z'
20087 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 's'))
20090 /* ":python <<" continues until a dot, like ":append" */
20091 p
= skipwhite(arg
+ 2);
20093 skip_until
= vim_strsave((char_u
*)".");
20095 skip_until
= vim_strsave(p
);
20099 /* Add the line to the function. */
20100 if (ga_grow(&newlines
, 1 + sourcing_lnum_off
) == FAIL
)
20102 if (line_arg
== NULL
)
20107 /* Copy the line to newly allocated memory. get_one_sourceline()
20108 * allocates 250 bytes per line, this saves 80% on average. The cost
20109 * is an extra alloc/free. */
20110 p
= vim_strsave(theline
);
20113 if (line_arg
== NULL
)
20118 ((char_u
**)(newlines
.ga_data
))[newlines
.ga_len
++] = theline
;
20120 /* Add NULL lines for continuation lines, so that the line count is
20121 * equal to the index in the growarray. */
20122 while (sourcing_lnum_off
-- > 0)
20123 ((char_u
**)(newlines
.ga_data
))[newlines
.ga_len
++] = NULL
;
20125 /* Check for end of eap->arg. */
20126 if (line_arg
!= NULL
&& *line_arg
== NUL
)
20130 /* Don't define the function when skipping commands or when an error was
20132 if (eap
->skip
|| did_emsg
)
20136 * If there are no errors, add the function
20138 if (fudi
.fd_dict
== NULL
)
20140 v
= find_var(name
, &ht
);
20141 if (v
!= NULL
&& v
->di_tv
.v_type
== VAR_FUNC
)
20143 emsg_funcname(N_("E707: Function name conflicts with variable: %s"),
20148 fp
= find_func(name
);
20153 emsg_funcname(e_funcexts
, name
);
20156 if (fp
->uf_calls
> 0)
20158 emsg_funcname(N_("E127: Cannot redefine function %s: It is in use"),
20162 /* redefine existing function */
20163 ga_clear_strings(&(fp
->uf_args
));
20164 ga_clear_strings(&(fp
->uf_lines
));
20174 if (fudi
.fd_newkey
== NULL
&& !eap
->forceit
)
20176 EMSG(_(e_funcdict
));
20179 if (fudi
.fd_di
== NULL
)
20181 /* Can't add a function to a locked dictionary */
20182 if (tv_check_lock(fudi
.fd_dict
->dv_lock
, eap
->arg
))
20185 /* Can't change an existing function if it is locked */
20186 else if (tv_check_lock(fudi
.fd_di
->di_tv
.v_lock
, eap
->arg
))
20189 /* Give the function a sequential number. Can only be used with a
20192 sprintf(numbuf
, "%d", ++func_nr
);
20193 name
= vim_strsave((char_u
*)numbuf
);
20200 if (fudi
.fd_dict
== NULL
&& vim_strchr(name
, AUTOLOAD_CHAR
) != NULL
)
20203 char_u
*scriptname
;
20205 /* Check that the autoload name matches the script name. */
20207 if (sourcing_name
!= NULL
)
20209 scriptname
= autoload_name(name
);
20210 if (scriptname
!= NULL
)
20212 p
= vim_strchr(scriptname
, '/');
20213 plen
= (int)STRLEN(p
);
20214 slen
= (int)STRLEN(sourcing_name
);
20215 if (slen
> plen
&& fnamecmp(p
,
20216 sourcing_name
+ slen
- plen
) == 0)
20218 vim_free(scriptname
);
20223 EMSG2(_("E746: Function name does not match script file name: %s"), name
);
20228 fp
= (ufunc_T
*)alloc((unsigned)(sizeof(ufunc_T
) + STRLEN(name
)));
20232 if (fudi
.fd_dict
!= NULL
)
20234 if (fudi
.fd_di
== NULL
)
20236 /* add new dict entry */
20237 fudi
.fd_di
= dictitem_alloc(fudi
.fd_newkey
);
20238 if (fudi
.fd_di
== NULL
)
20243 if (dict_add(fudi
.fd_dict
, fudi
.fd_di
) == FAIL
)
20245 vim_free(fudi
.fd_di
);
20251 /* overwrite existing dict entry */
20252 clear_tv(&fudi
.fd_di
->di_tv
);
20253 fudi
.fd_di
->di_tv
.v_type
= VAR_FUNC
;
20254 fudi
.fd_di
->di_tv
.v_lock
= 0;
20255 fudi
.fd_di
->di_tv
.vval
.v_string
= vim_strsave(name
);
20256 fp
->uf_refcount
= 1;
20258 /* behave like "dict" was used */
20262 /* insert the new function in the function list */
20263 STRCPY(fp
->uf_name
, name
);
20264 hash_add(&func_hashtab
, UF2HIKEY(fp
));
20266 fp
->uf_args
= newargs
;
20267 fp
->uf_lines
= newlines
;
20268 #ifdef FEAT_PROFILE
20269 fp
->uf_tml_count
= NULL
;
20270 fp
->uf_tml_total
= NULL
;
20271 fp
->uf_tml_self
= NULL
;
20272 fp
->uf_profiling
= FALSE
;
20273 if (prof_def_func())
20274 func_do_profile(fp
);
20276 fp
->uf_varargs
= varargs
;
20277 fp
->uf_flags
= flags
;
20279 fp
->uf_script_ID
= current_SID
;
20283 ga_clear_strings(&newargs
);
20284 ga_clear_strings(&newlines
);
20286 vim_free(skip_until
);
20287 vim_free(fudi
.fd_newkey
);
20289 did_emsg
|= saved_did_emsg
;
20293 * Get a function name, translating "<SID>" and "<SNR>".
20294 * Also handles a Funcref in a List or Dictionary.
20295 * Returns the function name in allocated memory, or NULL for failure.
20297 * TFN_INT: internal function name OK
20298 * TFN_QUIET: be quiet
20299 * Advances "pp" to just after the function name (if no error).
20302 trans_function_name(pp
, skip
, flags
, fdp
)
20304 int skip
; /* only find the end, don't evaluate */
20306 funcdict_T
*fdp
; /* return: info about dictionary used */
20308 char_u
*name
= NULL
;
20312 char_u sid_buf
[20];
20317 vim_memset(fdp
, 0, sizeof(funcdict_T
));
20320 /* Check for hard coded <SNR>: already translated function ID (from a user
20322 if ((*pp
)[0] == K_SPECIAL
&& (*pp
)[1] == KS_EXTRA
20323 && (*pp
)[2] == (int)KE_SNR
)
20326 len
= get_id_len(pp
) + 3;
20327 return vim_strnsave(start
, len
);
20330 /* A name starting with "<SID>" or "<SNR>" is local to a script. But
20331 * don't skip over "s:", get_lval() needs it for "s:dict.func". */
20332 lead
= eval_fname_script(start
);
20336 end
= get_lval(start
, NULL
, &lv
, FALSE
, skip
, flags
& TFN_QUIET
,
20337 lead
> 2 ? 0 : FNE_CHECK_START
);
20341 EMSG(_("E129: Function name required"));
20344 if (end
== NULL
|| (lv
.ll_tv
!= NULL
&& (lead
> 2 || lv
.ll_range
)))
20347 * Report an invalid expression in braces, unless the expression
20348 * evaluation has been cancelled due to an aborting error, an
20349 * interrupt, or an exception.
20354 EMSG2(_(e_invarg2
), start
);
20357 *pp
= find_name_end(start
, NULL
, NULL
, FNE_INCL_BR
);
20361 if (lv
.ll_tv
!= NULL
)
20365 fdp
->fd_dict
= lv
.ll_dict
;
20366 fdp
->fd_newkey
= lv
.ll_newkey
;
20367 lv
.ll_newkey
= NULL
;
20368 fdp
->fd_di
= lv
.ll_di
;
20370 if (lv
.ll_tv
->v_type
== VAR_FUNC
&& lv
.ll_tv
->vval
.v_string
!= NULL
)
20372 name
= vim_strsave(lv
.ll_tv
->vval
.v_string
);
20377 if (!skip
&& !(flags
& TFN_QUIET
) && (fdp
== NULL
20378 || lv
.ll_dict
== NULL
|| fdp
->fd_newkey
== NULL
))
20379 EMSG(_(e_funcref
));
20387 if (lv
.ll_name
== NULL
)
20389 /* Error found, but continue after the function name. */
20394 /* Check if the name is a Funcref. If so, use the value. */
20395 if (lv
.ll_exp_name
!= NULL
)
20397 len
= (int)STRLEN(lv
.ll_exp_name
);
20398 name
= deref_func_name(lv
.ll_exp_name
, &len
);
20399 if (name
== lv
.ll_exp_name
)
20404 len
= (int)(end
- *pp
);
20405 name
= deref_func_name(*pp
, &len
);
20411 name
= vim_strsave(name
);
20416 if (lv
.ll_exp_name
!= NULL
)
20418 len
= (int)STRLEN(lv
.ll_exp_name
);
20419 if (lead
<= 2 && lv
.ll_name
== lv
.ll_exp_name
20420 && STRNCMP(lv
.ll_name
, "s:", 2) == 0)
20422 /* When there was "s:" already or the name expanded to get a
20423 * leading "s:" then remove it. */
20431 if (lead
== 2) /* skip over "s:" */
20433 len
= (int)(end
- lv
.ll_name
);
20437 * Copy the function name to allocated memory.
20438 * Accept <SID>name() inside a script, translate into <SNR>123_name().
20439 * Accept <SNR>123_name() outside a script.
20442 lead
= 0; /* do nothing */
20446 if ((lv
.ll_exp_name
!= NULL
&& eval_fname_sid(lv
.ll_exp_name
))
20447 || eval_fname_sid(*pp
))
20449 /* It's "s:" or "<SID>" */
20450 if (current_SID
<= 0)
20452 EMSG(_(e_usingsid
));
20455 sprintf((char *)sid_buf
, "%ld_", (long)current_SID
);
20456 lead
+= (int)STRLEN(sid_buf
);
20459 else if (!(flags
& TFN_INT
) && builtin_function(lv
.ll_name
))
20461 EMSG2(_("E128: Function name must start with a capital or contain a colon: %s"), lv
.ll_name
);
20464 name
= alloc((unsigned)(len
+ lead
+ 1));
20469 name
[0] = K_SPECIAL
;
20470 name
[1] = KS_EXTRA
;
20471 name
[2] = (int)KE_SNR
;
20472 if (lead
> 3) /* If it's "<SID>" */
20473 STRCPY(name
+ 3, sid_buf
);
20475 mch_memmove(name
+ lead
, lv
.ll_name
, (size_t)len
);
20476 name
[len
+ lead
] = NUL
;
20486 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
20487 * Return 2 if "p" starts with "s:".
20488 * Return 0 otherwise.
20491 eval_fname_script(p
)
20494 if (p
[0] == '<' && (STRNICMP(p
+ 1, "SID>", 4) == 0
20495 || STRNICMP(p
+ 1, "SNR>", 4) == 0))
20497 if (p
[0] == 's' && p
[1] == ':')
20503 * Return TRUE if "p" starts with "<SID>" or "s:".
20504 * Only works if eval_fname_script() returned non-zero for "p"!
20510 return (*p
== 's' || TOUPPER_ASC(p
[2]) == 'I');
20514 * List the head of the function: "name(arg1, arg2)".
20517 list_func_head(fp
, indent
)
20526 MSG_PUTS("function ");
20527 if (fp
->uf_name
[0] == K_SPECIAL
)
20529 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8
));
20530 msg_puts(fp
->uf_name
+ 3);
20533 msg_puts(fp
->uf_name
);
20535 for (j
= 0; j
< fp
->uf_args
.ga_len
; ++j
)
20539 msg_puts(FUNCARG(fp
, j
));
20541 if (fp
->uf_varargs
)
20550 last_set_msg(fp
->uf_script_ID
);
20554 * Find a function by name, return pointer to it in ufuncs.
20555 * Return NULL for unknown function.
20563 hi
= hash_find(&func_hashtab
, name
);
20564 if (!HASHITEM_EMPTY(hi
))
20569 #if defined(EXITFREE) || defined(PROTO)
20571 free_all_functions()
20575 /* Need to start all over every time, because func_free() may change the
20577 while (func_hashtab
.ht_used
> 0)
20578 for (hi
= func_hashtab
.ht_array
; ; ++hi
)
20579 if (!HASHITEM_EMPTY(hi
))
20581 func_free(HI2UF(hi
));
20588 * Return TRUE if a function "name" exists.
20591 function_exists(name
)
20598 p
= trans_function_name(&nm
, FALSE
, TFN_INT
|TFN_QUIET
, NULL
);
20599 nm
= skipwhite(nm
);
20601 /* Only accept "funcname", "funcname ", "funcname (..." and
20602 * "funcname(...", not "funcname!...". */
20603 if (p
!= NULL
&& (*nm
== NUL
|| *nm
== '('))
20605 if (builtin_function(p
))
20606 n
= (find_internal_func(p
) >= 0);
20608 n
= (find_func(p
) != NULL
);
20615 * Return TRUE if "name" looks like a builtin function name: starts with a
20616 * lower case letter and doesn't contain a ':' or AUTOLOAD_CHAR.
20619 builtin_function(name
)
20622 return ASCII_ISLOWER(name
[0]) && vim_strchr(name
, ':') == NULL
20623 && vim_strchr(name
, AUTOLOAD_CHAR
) == NULL
;
20626 #if defined(FEAT_PROFILE) || defined(PROTO)
20628 * Start profiling function "fp".
20631 func_do_profile(fp
)
20634 fp
->uf_tm_count
= 0;
20635 profile_zero(&fp
->uf_tm_self
);
20636 profile_zero(&fp
->uf_tm_total
);
20637 if (fp
->uf_tml_count
== NULL
)
20638 fp
->uf_tml_count
= (int *)alloc_clear((unsigned)
20639 (sizeof(int) * fp
->uf_lines
.ga_len
));
20640 if (fp
->uf_tml_total
== NULL
)
20641 fp
->uf_tml_total
= (proftime_T
*)alloc_clear((unsigned)
20642 (sizeof(proftime_T
) * fp
->uf_lines
.ga_len
));
20643 if (fp
->uf_tml_self
== NULL
)
20644 fp
->uf_tml_self
= (proftime_T
*)alloc_clear((unsigned)
20645 (sizeof(proftime_T
) * fp
->uf_lines
.ga_len
));
20646 fp
->uf_tml_idx
= -1;
20647 if (fp
->uf_tml_count
== NULL
|| fp
->uf_tml_total
== NULL
20648 || fp
->uf_tml_self
== NULL
)
20649 return; /* out of memory */
20651 fp
->uf_profiling
= TRUE
;
20655 * Dump the profiling results for all functions in file "fd".
20658 func_dump_profile(fd
)
20668 todo
= (int)func_hashtab
.ht_used
;
20670 return; /* nothing to dump */
20672 sorttab
= (ufunc_T
**)alloc((unsigned)(sizeof(ufunc_T
) * todo
));
20674 for (hi
= func_hashtab
.ht_array
; todo
> 0; ++hi
)
20676 if (!HASHITEM_EMPTY(hi
))
20680 if (fp
->uf_profiling
)
20682 if (sorttab
!= NULL
)
20683 sorttab
[st_len
++] = fp
;
20685 if (fp
->uf_name
[0] == K_SPECIAL
)
20686 fprintf(fd
, "FUNCTION <SNR>%s()\n", fp
->uf_name
+ 3);
20688 fprintf(fd
, "FUNCTION %s()\n", fp
->uf_name
);
20689 if (fp
->uf_tm_count
== 1)
20690 fprintf(fd
, "Called 1 time\n");
20692 fprintf(fd
, "Called %d times\n", fp
->uf_tm_count
);
20693 fprintf(fd
, "Total time: %s\n", profile_msg(&fp
->uf_tm_total
));
20694 fprintf(fd
, " Self time: %s\n", profile_msg(&fp
->uf_tm_self
));
20696 fprintf(fd
, "count total (s) self (s)\n");
20698 for (i
= 0; i
< fp
->uf_lines
.ga_len
; ++i
)
20700 if (FUNCLINE(fp
, i
) == NULL
)
20702 prof_func_line(fd
, fp
->uf_tml_count
[i
],
20703 &fp
->uf_tml_total
[i
], &fp
->uf_tml_self
[i
], TRUE
);
20704 fprintf(fd
, "%s\n", FUNCLINE(fp
, i
));
20711 if (sorttab
!= NULL
&& st_len
> 0)
20713 qsort((void *)sorttab
, (size_t)st_len
, sizeof(ufunc_T
*),
20715 prof_sort_list(fd
, sorttab
, st_len
, "TOTAL", FALSE
);
20716 qsort((void *)sorttab
, (size_t)st_len
, sizeof(ufunc_T
*),
20718 prof_sort_list(fd
, sorttab
, st_len
, "SELF", TRUE
);
20725 prof_sort_list(fd
, sorttab
, st_len
, title
, prefer_self
)
20730 int prefer_self
; /* when equal print only self time */
20735 fprintf(fd
, "FUNCTIONS SORTED ON %s TIME\n", title
);
20736 fprintf(fd
, "count total (s) self (s) function\n");
20737 for (i
= 0; i
< 20 && i
< st_len
; ++i
)
20740 prof_func_line(fd
, fp
->uf_tm_count
, &fp
->uf_tm_total
, &fp
->uf_tm_self
,
20742 if (fp
->uf_name
[0] == K_SPECIAL
)
20743 fprintf(fd
, " <SNR>%s()\n", fp
->uf_name
+ 3);
20745 fprintf(fd
, " %s()\n", fp
->uf_name
);
20751 * Print the count and times for one function or function line.
20754 prof_func_line(fd
, count
, total
, self
, prefer_self
)
20759 int prefer_self
; /* when equal print only self time */
20763 fprintf(fd
, "%5d ", count
);
20764 if (prefer_self
&& profile_equal(total
, self
))
20767 fprintf(fd
, "%s ", profile_msg(total
));
20768 if (!prefer_self
&& profile_equal(total
, self
))
20771 fprintf(fd
, "%s ", profile_msg(self
));
20778 * Compare function for total time sorting.
20781 #ifdef __BORLANDC__
20784 prof_total_cmp(s1
, s2
)
20790 p1
= *(ufunc_T
**)s1
;
20791 p2
= *(ufunc_T
**)s2
;
20792 return profile_cmp(&p1
->uf_tm_total
, &p2
->uf_tm_total
);
20796 * Compare function for self time sorting.
20799 #ifdef __BORLANDC__
20802 prof_self_cmp(s1
, s2
)
20808 p1
= *(ufunc_T
**)s1
;
20809 p2
= *(ufunc_T
**)s2
;
20810 return profile_cmp(&p1
->uf_tm_self
, &p2
->uf_tm_self
);
20816 * If "name" has a package name try autoloading the script for it.
20817 * Return TRUE if a package was loaded.
20820 script_autoload(name
, reload
)
20822 int reload
; /* load script again when already loaded */
20825 char_u
*scriptname
, *tofree
;
20829 /* If there is no '#' after name[0] there is no package name. */
20830 p
= vim_strchr(name
, AUTOLOAD_CHAR
);
20831 if (p
== NULL
|| p
== name
)
20834 tofree
= scriptname
= autoload_name(name
);
20836 /* Find the name in the list of previously loaded package names. Skip
20837 * "autoload/", it's always the same. */
20838 for (i
= 0; i
< ga_loaded
.ga_len
; ++i
)
20839 if (STRCMP(((char_u
**)ga_loaded
.ga_data
)[i
] + 9, scriptname
+ 9) == 0)
20841 if (!reload
&& i
< ga_loaded
.ga_len
)
20842 ret
= FALSE
; /* was loaded already */
20845 /* Remember the name if it wasn't loaded already. */
20846 if (i
== ga_loaded
.ga_len
&& ga_grow(&ga_loaded
, 1) == OK
)
20848 ((char_u
**)ga_loaded
.ga_data
)[ga_loaded
.ga_len
++] = scriptname
;
20852 /* Try loading the package from $VIMRUNTIME/autoload/<name>.vim */
20853 if (source_runtime(scriptname
, FALSE
) == OK
)
20862 * Return the autoload script name for a function or variable name.
20863 * Returns NULL when out of memory.
20866 autoload_name(name
)
20870 char_u
*scriptname
;
20872 /* Get the script file name: replace '#' with '/', append ".vim". */
20873 scriptname
= alloc((unsigned)(STRLEN(name
) + 14));
20874 if (scriptname
== NULL
)
20876 STRCPY(scriptname
, "autoload/");
20877 STRCAT(scriptname
, name
);
20878 *vim_strrchr(scriptname
, AUTOLOAD_CHAR
) = NUL
;
20879 STRCAT(scriptname
, ".vim");
20880 while ((p
= vim_strchr(scriptname
, AUTOLOAD_CHAR
)) != NULL
)
20885 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
20888 * Function given to ExpandGeneric() to obtain the list of user defined
20892 get_user_func_name(xp
, idx
)
20896 static long_u done
;
20897 static hashitem_T
*hi
;
20903 hi
= func_hashtab
.ht_array
;
20905 if (done
< func_hashtab
.ht_used
)
20909 while (HASHITEM_EMPTY(hi
))
20913 if (STRLEN(fp
->uf_name
) + 4 >= IOSIZE
)
20914 return fp
->uf_name
; /* prevents overflow */
20916 cat_func_name(IObuff
, fp
);
20917 if (xp
->xp_context
!= EXPAND_USER_FUNC
)
20919 STRCAT(IObuff
, "(");
20920 if (!fp
->uf_varargs
&& fp
->uf_args
.ga_len
== 0)
20921 STRCAT(IObuff
, ")");
20928 #endif /* FEAT_CMDL_COMPL */
20931 * Copy the function name of "fp" to buffer "buf".
20932 * "buf" must be able to hold the function name plus three bytes.
20933 * Takes care of script-local function names.
20936 cat_func_name(buf
, fp
)
20940 if (fp
->uf_name
[0] == K_SPECIAL
)
20942 STRCPY(buf
, "<SNR>");
20943 STRCAT(buf
, fp
->uf_name
+ 3);
20946 STRCPY(buf
, fp
->uf_name
);
20950 * ":delfunction {name}"
20953 ex_delfunction(eap
)
20956 ufunc_T
*fp
= NULL
;
20962 name
= trans_function_name(&p
, eap
->skip
, 0, &fudi
);
20963 vim_free(fudi
.fd_newkey
);
20966 if (fudi
.fd_dict
!= NULL
&& !eap
->skip
)
20967 EMSG(_(e_funcref
));
20970 if (!ends_excmd(*skipwhite(p
)))
20973 EMSG(_(e_trailing
));
20976 eap
->nextcmd
= check_nextcmd(p
);
20977 if (eap
->nextcmd
!= NULL
)
20981 fp
= find_func(name
);
20988 EMSG2(_(e_nofunc
), eap
->arg
);
20991 if (fp
->uf_calls
> 0)
20993 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap
->arg
);
20997 if (fudi
.fd_dict
!= NULL
)
20999 /* Delete the dict item that refers to the function, it will
21000 * invoke func_unref() and possibly delete the function. */
21001 dictitem_remove(fudi
.fd_dict
, fudi
.fd_di
);
21009 * Free a function and remove it from the list of functions.
21017 /* clear this function */
21018 ga_clear_strings(&(fp
->uf_args
));
21019 ga_clear_strings(&(fp
->uf_lines
));
21020 #ifdef FEAT_PROFILE
21021 vim_free(fp
->uf_tml_count
);
21022 vim_free(fp
->uf_tml_total
);
21023 vim_free(fp
->uf_tml_self
);
21026 /* remove the function from the function hashtable */
21027 hi
= hash_find(&func_hashtab
, UF2HIKEY(fp
));
21028 if (HASHITEM_EMPTY(hi
))
21029 EMSG2(_(e_intern2
), "func_free()");
21031 hash_remove(&func_hashtab
, hi
);
21037 * Unreference a Function: decrement the reference count and free it when it
21038 * becomes zero. Only for numbered functions.
21046 if (name
!= NULL
&& isdigit(*name
))
21048 fp
= find_func(name
);
21050 EMSG2(_(e_intern2
), "func_unref()");
21051 else if (--fp
->uf_refcount
<= 0)
21053 /* Only delete it when it's not being used. Otherwise it's done
21054 * when "uf_calls" becomes zero. */
21055 if (fp
->uf_calls
== 0)
21062 * Count a reference to a Function.
21070 if (name
!= NULL
&& isdigit(*name
))
21072 fp
= find_func(name
);
21074 EMSG2(_(e_intern2
), "func_ref()");
21081 * Call a user function.
21084 call_user_func(fp
, argcount
, argvars
, rettv
, firstline
, lastline
, selfdict
)
21085 ufunc_T
*fp
; /* pointer to function */
21086 int argcount
; /* nr of args */
21087 typval_T
*argvars
; /* arguments */
21088 typval_T
*rettv
; /* return value */
21089 linenr_T firstline
; /* first line of range */
21090 linenr_T lastline
; /* last line of range */
21091 dict_T
*selfdict
; /* Dictionary for "self" */
21093 char_u
*save_sourcing_name
;
21094 linenr_T save_sourcing_lnum
;
21095 scid_T save_current_SID
;
21098 static int depth
= 0;
21100 int fixvar_idx
= 0; /* index in fixvar[] */
21103 char_u numbuf
[NUMBUFLEN
];
21105 #ifdef FEAT_PROFILE
21106 proftime_T wait_start
;
21107 proftime_T call_start
;
21110 /* If depth of calling is getting too high, don't execute the function */
21111 if (depth
>= p_mfd
)
21113 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
21114 rettv
->v_type
= VAR_NUMBER
;
21115 rettv
->vval
.v_number
= -1;
21120 line_breakcheck(); /* check for CTRL-C hit */
21122 fc
= (funccall_T
*)alloc(sizeof(funccall_T
));
21123 fc
->caller
= current_funccal
;
21124 current_funccal
= fc
;
21127 rettv
->vval
.v_number
= 0;
21129 fc
->returned
= FALSE
;
21130 fc
->level
= ex_nesting_level
;
21131 /* Check if this function has a breakpoint. */
21132 fc
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
, (linenr_T
)0);
21133 fc
->dbg_tick
= debug_tick
;
21136 * Note about using fc->fixvar[]: This is an array of FIXVAR_CNT variables
21137 * with names up to VAR_SHORT_LEN long. This avoids having to alloc/free
21138 * each argument variable and saves a lot of time.
21141 * Init l: variables.
21143 init_var_dict(&fc
->l_vars
, &fc
->l_vars_var
);
21144 if (selfdict
!= NULL
)
21146 /* Set l:self to "selfdict". Use "name" to avoid a warning from
21147 * some compiler that checks the destination size. */
21148 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21150 STRCPY(name
, "self");
21151 v
->di_flags
= DI_FLAGS_RO
+ DI_FLAGS_FIX
;
21152 hash_add(&fc
->l_vars
.dv_hashtab
, DI2HIKEY(v
));
21153 v
->di_tv
.v_type
= VAR_DICT
;
21154 v
->di_tv
.v_lock
= 0;
21155 v
->di_tv
.vval
.v_dict
= selfdict
;
21156 ++selfdict
->dv_refcount
;
21160 * Init a: variables.
21161 * Set a:0 to "argcount".
21162 * Set a:000 to a list with room for the "..." arguments.
21164 init_var_dict(&fc
->l_avars
, &fc
->l_avars_var
);
21165 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "0",
21166 (varnumber_T
)(argcount
- fp
->uf_args
.ga_len
));
21167 /* Use "name" to avoid a warning from some compiler that checks the
21168 * destination size. */
21169 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21171 STRCPY(name
, "000");
21172 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21173 hash_add(&fc
->l_avars
.dv_hashtab
, DI2HIKEY(v
));
21174 v
->di_tv
.v_type
= VAR_LIST
;
21175 v
->di_tv
.v_lock
= VAR_FIXED
;
21176 v
->di_tv
.vval
.v_list
= &fc
->l_varlist
;
21177 vim_memset(&fc
->l_varlist
, 0, sizeof(list_T
));
21178 fc
->l_varlist
.lv_refcount
= DO_NOT_FREE_CNT
;
21179 fc
->l_varlist
.lv_lock
= VAR_FIXED
;
21182 * Set a:firstline to "firstline" and a:lastline to "lastline".
21183 * Set a:name to named arguments.
21184 * Set a:N to the "..." arguments.
21186 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "firstline",
21187 (varnumber_T
)firstline
);
21188 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "lastline",
21189 (varnumber_T
)lastline
);
21190 for (i
= 0; i
< argcount
; ++i
)
21192 ai
= i
- fp
->uf_args
.ga_len
;
21194 /* named argument a:name */
21195 name
= FUNCARG(fp
, i
);
21198 /* "..." argument a:1, a:2, etc. */
21199 sprintf((char *)numbuf
, "%d", ai
+ 1);
21202 if (fixvar_idx
< FIXVAR_CNT
&& STRLEN(name
) <= VAR_SHORT_LEN
)
21204 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21205 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21209 v
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
21213 v
->di_flags
= DI_FLAGS_RO
;
21215 STRCPY(v
->di_key
, name
);
21216 hash_add(&fc
->l_avars
.dv_hashtab
, DI2HIKEY(v
));
21218 /* Note: the values are copied directly to avoid alloc/free.
21219 * "argvars" must have VAR_FIXED for v_lock. */
21220 v
->di_tv
= argvars
[i
];
21221 v
->di_tv
.v_lock
= VAR_FIXED
;
21223 if (ai
>= 0 && ai
< MAX_FUNC_ARGS
)
21225 list_append(&fc
->l_varlist
, &fc
->l_listitems
[ai
]);
21226 fc
->l_listitems
[ai
].li_tv
= argvars
[i
];
21227 fc
->l_listitems
[ai
].li_tv
.v_lock
= VAR_FIXED
;
21231 /* Don't redraw while executing the function. */
21232 ++RedrawingDisabled
;
21233 save_sourcing_name
= sourcing_name
;
21234 save_sourcing_lnum
= sourcing_lnum
;
21236 sourcing_name
= alloc((unsigned)((save_sourcing_name
== NULL
? 0
21237 : STRLEN(save_sourcing_name
)) + STRLEN(fp
->uf_name
) + 13));
21238 if (sourcing_name
!= NULL
)
21240 if (save_sourcing_name
!= NULL
21241 && STRNCMP(save_sourcing_name
, "function ", 9) == 0)
21242 sprintf((char *)sourcing_name
, "%s..", save_sourcing_name
);
21244 STRCPY(sourcing_name
, "function ");
21245 cat_func_name(sourcing_name
+ STRLEN(sourcing_name
), fp
);
21247 if (p_verbose
>= 12)
21250 verbose_enter_scroll();
21252 smsg((char_u
*)_("calling %s"), sourcing_name
);
21253 if (p_verbose
>= 14)
21255 char_u buf
[MSG_BUF_LEN
];
21256 char_u numbuf2
[NUMBUFLEN
];
21260 msg_puts((char_u
*)"(");
21261 for (i
= 0; i
< argcount
; ++i
)
21264 msg_puts((char_u
*)", ");
21265 if (argvars
[i
].v_type
== VAR_NUMBER
)
21266 msg_outnum((long)argvars
[i
].vval
.v_number
);
21269 s
= tv2string(&argvars
[i
], &tofree
, numbuf2
, 0);
21272 trunc_string(s
, buf
, MSG_BUF_CLEN
);
21278 msg_puts((char_u
*)")");
21280 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21282 verbose_leave_scroll();
21286 #ifdef FEAT_PROFILE
21287 if (do_profiling
== PROF_YES
)
21289 if (!fp
->uf_profiling
&& has_profiling(FALSE
, fp
->uf_name
, NULL
))
21290 func_do_profile(fp
);
21291 if (fp
->uf_profiling
21292 || (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
))
21295 profile_start(&call_start
);
21296 profile_zero(&fp
->uf_tm_children
);
21298 script_prof_save(&wait_start
);
21302 save_current_SID
= current_SID
;
21303 current_SID
= fp
->uf_script_ID
;
21304 save_did_emsg
= did_emsg
;
21307 /* call do_cmdline() to execute the lines */
21308 do_cmdline(NULL
, get_func_line
, (void *)fc
,
21309 DOCMD_NOWAIT
|DOCMD_VERBOSE
|DOCMD_REPEAT
);
21311 --RedrawingDisabled
;
21313 /* when the function was aborted because of an error, return -1 */
21314 if ((did_emsg
&& (fp
->uf_flags
& FC_ABORT
)) || rettv
->v_type
== VAR_UNKNOWN
)
21317 rettv
->v_type
= VAR_NUMBER
;
21318 rettv
->vval
.v_number
= -1;
21321 #ifdef FEAT_PROFILE
21322 if (do_profiling
== PROF_YES
&& (fp
->uf_profiling
21323 || (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
)))
21325 profile_end(&call_start
);
21326 profile_sub_wait(&wait_start
, &call_start
);
21327 profile_add(&fp
->uf_tm_total
, &call_start
);
21328 profile_self(&fp
->uf_tm_self
, &call_start
, &fp
->uf_tm_children
);
21329 if (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
)
21331 profile_add(&fc
->caller
->func
->uf_tm_children
, &call_start
);
21332 profile_add(&fc
->caller
->func
->uf_tml_children
, &call_start
);
21337 /* when being verbose, mention the return value */
21338 if (p_verbose
>= 12)
21341 verbose_enter_scroll();
21344 smsg((char_u
*)_("%s aborted"), sourcing_name
);
21345 else if (fc
->rettv
->v_type
== VAR_NUMBER
)
21346 smsg((char_u
*)_("%s returning #%ld"), sourcing_name
,
21347 (long)fc
->rettv
->vval
.v_number
);
21350 char_u buf
[MSG_BUF_LEN
];
21351 char_u numbuf2
[NUMBUFLEN
];
21355 /* The value may be very long. Skip the middle part, so that we
21356 * have some idea how it starts and ends. smsg() would always
21357 * truncate it at the end. */
21358 s
= tv2string(fc
->rettv
, &tofree
, numbuf2
, 0);
21361 trunc_string(s
, buf
, MSG_BUF_CLEN
);
21362 smsg((char_u
*)_("%s returning %s"), sourcing_name
, buf
);
21366 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21368 verbose_leave_scroll();
21372 vim_free(sourcing_name
);
21373 sourcing_name
= save_sourcing_name
;
21374 sourcing_lnum
= save_sourcing_lnum
;
21375 current_SID
= save_current_SID
;
21376 #ifdef FEAT_PROFILE
21377 if (do_profiling
== PROF_YES
)
21378 script_prof_restore(&wait_start
);
21381 if (p_verbose
>= 12 && sourcing_name
!= NULL
)
21384 verbose_enter_scroll();
21386 smsg((char_u
*)_("continuing in %s"), sourcing_name
);
21387 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21389 verbose_leave_scroll();
21393 did_emsg
|= save_did_emsg
;
21394 current_funccal
= fc
->caller
;
21397 /* If the a:000 list and the l: and a: dicts are not referenced we can
21398 * free the funccall_T and what's in it. */
21399 if (fc
->l_varlist
.lv_refcount
== DO_NOT_FREE_CNT
21400 && fc
->l_vars
.dv_refcount
== DO_NOT_FREE_CNT
21401 && fc
->l_avars
.dv_refcount
== DO_NOT_FREE_CNT
)
21403 free_funccal(fc
, FALSE
);
21411 /* "fc" is still in use. This can happen when returning "a:000" or
21412 * assigning "l:" to a global variable.
21413 * Link "fc" in the list for garbage collection later. */
21414 fc
->caller
= previous_funccal
;
21415 previous_funccal
= fc
;
21417 /* Make a copy of the a: variables, since we didn't do that above. */
21418 todo
= (int)fc
->l_avars
.dv_hashtab
.ht_used
;
21419 for (hi
= fc
->l_avars
.dv_hashtab
.ht_array
; todo
> 0; ++hi
)
21421 if (!HASHITEM_EMPTY(hi
))
21425 copy_tv(&v
->di_tv
, &v
->di_tv
);
21429 /* Make a copy of the a:000 items, since we didn't do that above. */
21430 for (li
= fc
->l_varlist
.lv_first
; li
!= NULL
; li
= li
->li_next
)
21431 copy_tv(&li
->li_tv
, &li
->li_tv
);
21436 * Return TRUE if items in "fc" do not have "copyID". That means they are not
21437 * referenced from anywhere that is in use.
21440 can_free_funccal(fc
, copyID
)
21444 return (fc
->l_varlist
.lv_copyID
!= copyID
21445 && fc
->l_vars
.dv_copyID
!= copyID
21446 && fc
->l_avars
.dv_copyID
!= copyID
);
21450 * Free "fc" and what it contains.
21453 free_funccal(fc
, free_val
)
21455 int free_val
; /* a: vars were allocated */
21459 /* The a: variables typevals may not have been allocated, only free the
21460 * allocated variables. */
21461 vars_clear_ext(&fc
->l_avars
.dv_hashtab
, free_val
);
21463 /* free all l: variables */
21464 vars_clear(&fc
->l_vars
.dv_hashtab
);
21466 /* Free the a:000 variables if they were allocated. */
21468 for (li
= fc
->l_varlist
.lv_first
; li
!= NULL
; li
= li
->li_next
)
21469 clear_tv(&li
->li_tv
);
21475 * Add a number variable "name" to dict "dp" with value "nr".
21478 add_nr_var(dp
, v
, name
, nr
)
21484 STRCPY(v
->di_key
, name
);
21485 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21486 hash_add(&dp
->dv_hashtab
, DI2HIKEY(v
));
21487 v
->di_tv
.v_type
= VAR_NUMBER
;
21488 v
->di_tv
.v_lock
= VAR_FIXED
;
21489 v
->di_tv
.vval
.v_number
= nr
;
21499 char_u
*arg
= eap
->arg
;
21501 int returning
= FALSE
;
21503 if (current_funccal
== NULL
)
21505 EMSG(_("E133: :return not inside a function"));
21512 eap
->nextcmd
= NULL
;
21513 if ((*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n')
21514 && eval0(arg
, &rettv
, &eap
->nextcmd
, !eap
->skip
) != FAIL
)
21517 returning
= do_return(eap
, FALSE
, TRUE
, &rettv
);
21521 /* It's safer to return also on error. */
21522 else if (!eap
->skip
)
21525 * Return unless the expression evaluation has been cancelled due to an
21526 * aborting error, an interrupt, or an exception.
21529 returning
= do_return(eap
, FALSE
, TRUE
, NULL
);
21532 /* When skipping or the return gets pending, advance to the next command
21533 * in this line (!returning). Otherwise, ignore the rest of the line.
21534 * Following lines will be ignored by get_func_line(). */
21536 eap
->nextcmd
= NULL
;
21537 else if (eap
->nextcmd
== NULL
) /* no argument */
21538 eap
->nextcmd
= check_nextcmd(arg
);
21545 * Return from a function. Possibly makes the return pending. Also called
21546 * for a pending return at the ":endtry" or after returning from an extra
21547 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
21548 * when called due to a ":return" command. "rettv" may point to a typval_T
21549 * with the return rettv. Returns TRUE when the return can be carried out,
21550 * FALSE when the return gets pending.
21553 do_return(eap
, reanimate
, is_cmd
, rettv
)
21560 struct condstack
*cstack
= eap
->cstack
;
21563 /* Undo the return. */
21564 current_funccal
->returned
= FALSE
;
21567 * Cleanup (and inactivate) conditionals, but stop when a try conditional
21568 * not in its finally clause (which then is to be executed next) is found.
21569 * In this case, make the ":return" pending for execution at the ":endtry".
21570 * Otherwise, return normally.
21572 idx
= cleanup_conditionals(eap
->cstack
, 0, TRUE
);
21575 cstack
->cs_pending
[idx
] = CSTP_RETURN
;
21577 if (!is_cmd
&& !reanimate
)
21578 /* A pending return again gets pending. "rettv" points to an
21579 * allocated variable with the rettv of the original ":return"'s
21580 * argument if present or is NULL else. */
21581 cstack
->cs_rettv
[idx
] = rettv
;
21584 /* When undoing a return in order to make it pending, get the stored
21587 rettv
= current_funccal
->rettv
;
21591 /* Store the value of the pending return. */
21592 if ((cstack
->cs_rettv
[idx
] = alloc_tv()) != NULL
)
21593 *(typval_T
*)cstack
->cs_rettv
[idx
] = *(typval_T
*)rettv
;
21595 EMSG(_(e_outofmem
));
21598 cstack
->cs_rettv
[idx
] = NULL
;
21602 /* The pending return value could be overwritten by a ":return"
21603 * without argument in a finally clause; reset the default
21605 current_funccal
->rettv
->v_type
= VAR_NUMBER
;
21606 current_funccal
->rettv
->vval
.v_number
= 0;
21609 report_make_pending(CSTP_RETURN
, rettv
);
21613 current_funccal
->returned
= TRUE
;
21615 /* If the return is carried out now, store the return value. For
21616 * a return immediately after reanimation, the value is already
21618 if (!reanimate
&& rettv
!= NULL
)
21620 clear_tv(current_funccal
->rettv
);
21621 *current_funccal
->rettv
= *(typval_T
*)rettv
;
21631 * Free the variable with a pending return value.
21634 discard_pending_return(rettv
)
21637 free_tv((typval_T
*)rettv
);
21641 * Generate a return command for producing the value of "rettv". The result
21642 * is an allocated string. Used by report_pending() for verbose messages.
21645 get_return_cmd(rettv
)
21649 char_u
*tofree
= NULL
;
21650 char_u numbuf
[NUMBUFLEN
];
21653 s
= echo_string((typval_T
*)rettv
, &tofree
, numbuf
, 0);
21657 STRCPY(IObuff
, ":return ");
21658 STRNCPY(IObuff
+ 8, s
, IOSIZE
- 8);
21659 if (STRLEN(s
) + 8 >= IOSIZE
)
21660 STRCPY(IObuff
+ IOSIZE
- 4, "...");
21662 return vim_strsave(IObuff
);
21666 * Get next function line.
21667 * Called by do_cmdline() to get the next line.
21668 * Returns allocated string, or NULL for end of function.
21671 get_func_line(c
, cookie
, indent
)
21676 funccall_T
*fcp
= (funccall_T
*)cookie
;
21677 ufunc_T
*fp
= fcp
->func
;
21679 garray_T
*gap
; /* growarray with function lines */
21681 /* If breakpoints have been added/deleted need to check for it. */
21682 if (fcp
->dbg_tick
!= debug_tick
)
21684 fcp
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
,
21686 fcp
->dbg_tick
= debug_tick
;
21688 #ifdef FEAT_PROFILE
21689 if (do_profiling
== PROF_YES
)
21690 func_line_end(cookie
);
21693 gap
= &fp
->uf_lines
;
21694 if (((fp
->uf_flags
& FC_ABORT
) && did_emsg
&& !aborted_in_try())
21699 /* Skip NULL lines (continuation lines). */
21700 while (fcp
->linenr
< gap
->ga_len
21701 && ((char_u
**)(gap
->ga_data
))[fcp
->linenr
] == NULL
)
21703 if (fcp
->linenr
>= gap
->ga_len
)
21707 retval
= vim_strsave(((char_u
**)(gap
->ga_data
))[fcp
->linenr
++]);
21708 sourcing_lnum
= fcp
->linenr
;
21709 #ifdef FEAT_PROFILE
21710 if (do_profiling
== PROF_YES
)
21711 func_line_start(cookie
);
21716 /* Did we encounter a breakpoint? */
21717 if (fcp
->breakpoint
!= 0 && fcp
->breakpoint
<= sourcing_lnum
)
21719 dbg_breakpoint(fp
->uf_name
, sourcing_lnum
);
21720 /* Find next breakpoint. */
21721 fcp
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
,
21723 fcp
->dbg_tick
= debug_tick
;
21729 #if defined(FEAT_PROFILE) || defined(PROTO)
21731 * Called when starting to read a function line.
21732 * "sourcing_lnum" must be correct!
21733 * When skipping lines it may not actually be executed, but we won't find out
21734 * until later and we need to store the time now.
21737 func_line_start(cookie
)
21740 funccall_T
*fcp
= (funccall_T
*)cookie
;
21741 ufunc_T
*fp
= fcp
->func
;
21743 if (fp
->uf_profiling
&& sourcing_lnum
>= 1
21744 && sourcing_lnum
<= fp
->uf_lines
.ga_len
)
21746 fp
->uf_tml_idx
= sourcing_lnum
- 1;
21747 /* Skip continuation lines. */
21748 while (fp
->uf_tml_idx
> 0 && FUNCLINE(fp
, fp
->uf_tml_idx
) == NULL
)
21750 fp
->uf_tml_execed
= FALSE
;
21751 profile_start(&fp
->uf_tml_start
);
21752 profile_zero(&fp
->uf_tml_children
);
21753 profile_get_wait(&fp
->uf_tml_wait
);
21758 * Called when actually executing a function line.
21761 func_line_exec(cookie
)
21764 funccall_T
*fcp
= (funccall_T
*)cookie
;
21765 ufunc_T
*fp
= fcp
->func
;
21767 if (fp
->uf_profiling
&& fp
->uf_tml_idx
>= 0)
21768 fp
->uf_tml_execed
= TRUE
;
21772 * Called when done with a function line.
21775 func_line_end(cookie
)
21778 funccall_T
*fcp
= (funccall_T
*)cookie
;
21779 ufunc_T
*fp
= fcp
->func
;
21781 if (fp
->uf_profiling
&& fp
->uf_tml_idx
>= 0)
21783 if (fp
->uf_tml_execed
)
21785 ++fp
->uf_tml_count
[fp
->uf_tml_idx
];
21786 profile_end(&fp
->uf_tml_start
);
21787 profile_sub_wait(&fp
->uf_tml_wait
, &fp
->uf_tml_start
);
21788 profile_add(&fp
->uf_tml_total
[fp
->uf_tml_idx
], &fp
->uf_tml_start
);
21789 profile_self(&fp
->uf_tml_self
[fp
->uf_tml_idx
], &fp
->uf_tml_start
,
21790 &fp
->uf_tml_children
);
21792 fp
->uf_tml_idx
= -1;
21798 * Return TRUE if the currently active function should be ended, because a
21799 * return was encountered or an error occurred. Used inside a ":while".
21802 func_has_ended(cookie
)
21805 funccall_T
*fcp
= (funccall_T
*)cookie
;
21807 /* Ignore the "abort" flag if the abortion behavior has been changed due to
21808 * an error inside a try conditional. */
21809 return (((fcp
->func
->uf_flags
& FC_ABORT
) && did_emsg
&& !aborted_in_try())
21814 * return TRUE if cookie indicates a function which "abort"s on errors.
21817 func_has_abort(cookie
)
21820 return ((funccall_T
*)cookie
)->func
->uf_flags
& FC_ABORT
;
21823 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
21826 VAR_FLAVOUR_DEFAULT
, /* doesn't start with uppercase */
21827 VAR_FLAVOUR_SESSION
, /* starts with uppercase, some lower */
21828 VAR_FLAVOUR_VIMINFO
/* all uppercase */
21831 static var_flavour_T var_flavour
__ARGS((char_u
*varname
));
21833 static var_flavour_T
21834 var_flavour(varname
)
21837 char_u
*p
= varname
;
21839 if (ASCII_ISUPPER(*p
))
21842 if (ASCII_ISLOWER(*p
))
21843 return VAR_FLAVOUR_SESSION
;
21844 return VAR_FLAVOUR_VIMINFO
;
21847 return VAR_FLAVOUR_DEFAULT
;
21851 #if defined(FEAT_VIMINFO) || defined(PROTO)
21853 * Restore global vars that start with a capital from the viminfo file
21856 read_viminfo_varlist(virp
, writing
)
21861 int type
= VAR_NUMBER
;
21864 if (!writing
&& (find_viminfo_parameter('!') != NULL
))
21866 tab
= vim_strchr(virp
->vir_line
+ 1, '\t');
21869 *tab
++ = '\0'; /* isolate the variable name */
21870 if (*tab
== 'S') /* string var */
21873 else if (*tab
== 'F')
21877 tab
= vim_strchr(tab
, '\t');
21881 if (type
== VAR_STRING
)
21882 tv
.vval
.v_string
= viminfo_readstring(virp
,
21883 (int)(tab
- virp
->vir_line
+ 1), TRUE
);
21885 else if (type
== VAR_FLOAT
)
21886 (void)string2float(tab
+ 1, &tv
.vval
.v_float
);
21889 tv
.vval
.v_number
= atol((char *)tab
+ 1);
21890 set_var(virp
->vir_line
+ 1, &tv
, FALSE
);
21891 if (type
== VAR_STRING
)
21892 vim_free(tv
.vval
.v_string
);
21897 return viminfo_readline(virp
);
21901 * Write global vars that start with a capital to the viminfo file
21904 write_viminfo_varlist(fp
)
21908 dictitem_T
*this_var
;
21913 char_u numbuf
[NUMBUFLEN
];
21915 if (find_viminfo_parameter('!') == NULL
)
21918 fprintf(fp
, _("\n# global variables:\n"));
21920 todo
= (int)globvarht
.ht_used
;
21921 for (hi
= globvarht
.ht_array
; todo
> 0; ++hi
)
21923 if (!HASHITEM_EMPTY(hi
))
21926 this_var
= HI2DI(hi
);
21927 if (var_flavour(this_var
->di_key
) == VAR_FLAVOUR_VIMINFO
)
21929 switch (this_var
->di_tv
.v_type
)
21931 case VAR_STRING
: s
= "STR"; break;
21932 case VAR_NUMBER
: s
= "NUM"; break;
21934 case VAR_FLOAT
: s
= "FLO"; break;
21938 fprintf(fp
, "!%s\t%s\t", this_var
->di_key
, s
);
21939 p
= echo_string(&this_var
->di_tv
, &tofree
, numbuf
, 0);
21941 viminfo_writestring(fp
, p
);
21949 #if defined(FEAT_SESSION) || defined(PROTO)
21951 store_session_globals(fd
)
21955 dictitem_T
*this_var
;
21959 todo
= (int)globvarht
.ht_used
;
21960 for (hi
= globvarht
.ht_array
; todo
> 0; ++hi
)
21962 if (!HASHITEM_EMPTY(hi
))
21965 this_var
= HI2DI(hi
);
21966 if ((this_var
->di_tv
.v_type
== VAR_NUMBER
21967 || this_var
->di_tv
.v_type
== VAR_STRING
)
21968 && var_flavour(this_var
->di_key
) == VAR_FLAVOUR_SESSION
)
21970 /* Escape special characters with a backslash. Turn a LF and
21971 * CR into \n and \r. */
21972 p
= vim_strsave_escaped(get_tv_string(&this_var
->di_tv
),
21973 (char_u
*)"\\\"\n\r");
21974 if (p
== NULL
) /* out of memory */
21976 for (t
= p
; *t
!= NUL
; ++t
)
21979 else if (*t
== '\r')
21981 if ((fprintf(fd
, "let %s = %c%s%c",
21983 (this_var
->di_tv
.v_type
== VAR_STRING
) ? '"'
21986 (this_var
->di_tv
.v_type
== VAR_STRING
) ? '"'
21988 || put_eol(fd
) == FAIL
)
21996 else if (this_var
->di_tv
.v_type
== VAR_FLOAT
21997 && var_flavour(this_var
->di_key
) == VAR_FLAVOUR_SESSION
)
21999 float_T f
= this_var
->di_tv
.vval
.v_float
;
22007 if ((fprintf(fd
, "let %s = %c&%f",
22008 this_var
->di_key
, sign
, f
) < 0)
22009 || put_eol(fd
) == FAIL
)
22020 * Display script name where an item was last set.
22021 * Should only be invoked when 'verbose' is non-zero.
22024 last_set_msg(scriptID
)
22031 p
= home_replace_save(NULL
, get_scriptname(scriptID
));
22035 MSG_PUTS(_("\n\tLast set from "));
22044 * List v:oldfiles in a nice way.
22048 exarg_T
*eap UNUSED
;
22050 list_T
*l
= vimvars
[VV_OLDFILES
].vv_list
;
22055 msg((char_u
*)_("No old files"));
22060 for (li
= l
->lv_first
; li
!= NULL
&& !got_int
; li
= li
->li_next
)
22062 msg_outnum((long)++nr
);
22064 msg_outtrans(get_tv_string(&li
->li_tv
));
22066 out_flush(); /* output one line at a time */
22069 /* Assume "got_int" was set to truncate the listing. */
22072 #ifdef FEAT_BROWSE_CMD
22076 nr
= prompt_for_number(FALSE
);
22080 char_u
*p
= list_find_str(get_vim_var_list(VV_OLDFILES
),
22085 p
= expand_env_save(p
);
22087 eap
->cmdidx
= CMD_edit
;
22088 cmdmod
.browse
= FALSE
;
22089 do_exedit(eap
, NULL
);
22098 #endif /* FEAT_EVAL */
22101 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
22105 * Functions for ":8" filename modifier: get 8.3 version of a filename.
22107 static int get_short_pathname
__ARGS((char_u
**fnamep
, char_u
**bufp
, int *fnamelen
));
22108 static int shortpath_for_invalid_fname
__ARGS((char_u
**fname
, char_u
**bufp
, int *fnamelen
));
22109 static int shortpath_for_partial
__ARGS((char_u
**fnamep
, char_u
**bufp
, int *fnamelen
));
22112 * Get the short path (8.3) for the filename in "fnamep".
22113 * Only works for a valid file name.
22114 * When the path gets longer "fnamep" is changed and the allocated buffer
22115 * is put in "bufp".
22116 * *fnamelen is the length of "fnamep" and set to 0 for a nonexistent path.
22117 * Returns OK on success, FAIL on failure.
22120 get_short_pathname(fnamep
, bufp
, fnamelen
)
22129 l
= GetShortPathName(*fnamep
, *fnamep
, len
);
22132 /* If that doesn't work (not enough space), then save the string
22133 * and try again with a new buffer big enough. */
22134 newbuf
= vim_strnsave(*fnamep
, l
);
22135 if (newbuf
== NULL
)
22139 *fnamep
= *bufp
= newbuf
;
22141 /* Really should always succeed, as the buffer is big enough. */
22142 l
= GetShortPathName(*fnamep
, *fnamep
, l
+1);
22150 * Get the short path (8.3) for the filename in "fname". The converted
22151 * path is returned in "bufp".
22153 * Some of the directories specified in "fname" may not exist. This function
22154 * will shorten the existing directories at the beginning of the path and then
22155 * append the remaining non-existing path.
22157 * fname - Pointer to the filename to shorten. On return, contains the
22158 * pointer to the shortened pathname
22159 * bufp - Pointer to an allocated buffer for the filename.
22160 * fnamelen - Length of the filename pointed to by fname
22162 * Returns OK on success (or nothing done) and FAIL on failure (out of memory).
22165 shortpath_for_invalid_fname(fname
, bufp
, fnamelen
)
22170 char_u
*short_fname
, *save_fname
, *pbuf_unused
;
22171 char_u
*endp
, *save_endp
;
22174 int new_len
, sfx_len
;
22178 old_len
= *fnamelen
;
22179 save_fname
= vim_strnsave(*fname
, old_len
);
22180 pbuf_unused
= NULL
;
22181 short_fname
= NULL
;
22183 endp
= save_fname
+ old_len
- 1; /* Find the end of the copy */
22187 * Try shortening the supplied path till it succeeds by removing one
22188 * directory at a time from the tail of the path.
22193 /* go back one path-separator */
22194 while (endp
> save_fname
&& !after_pathsep(save_fname
, endp
+ 1))
22196 if (endp
<= save_fname
)
22197 break; /* processed the complete path */
22200 * Replace the path separator with a NUL and try to shorten the
22205 short_fname
= save_fname
;
22206 len
= (int)STRLEN(short_fname
) + 1;
22207 if (get_short_pathname(&short_fname
, &pbuf_unused
, &len
) == FAIL
)
22212 *endp
= ch
; /* preserve the string */
22215 break; /* successfully shortened the path */
22217 /* failed to shorten the path. Skip the path separator */
22224 * Succeeded in shortening the path. Now concatenate the shortened
22225 * path with the remaining path at the tail.
22228 /* Compute the length of the new path. */
22229 sfx_len
= (int)(save_endp
- endp
) + 1;
22230 new_len
= len
+ sfx_len
;
22232 *fnamelen
= new_len
;
22234 if (new_len
> old_len
)
22236 /* There is not enough space in the currently allocated string,
22237 * copy it to a buffer big enough. */
22238 *fname
= *bufp
= vim_strnsave(short_fname
, new_len
);
22239 if (*fname
== NULL
)
22247 /* Transfer short_fname to the main buffer (it's big enough),
22248 * unless get_short_pathname() did its work in-place. */
22249 *fname
= *bufp
= save_fname
;
22250 if (short_fname
!= save_fname
)
22251 vim_strncpy(save_fname
, short_fname
, len
);
22255 /* concat the not-shortened part of the path */
22256 vim_strncpy(*fname
+ len
, endp
, sfx_len
);
22257 (*fname
)[new_len
] = NUL
;
22261 vim_free(pbuf_unused
);
22262 vim_free(save_fname
);
22268 * Get a pathname for a partial path.
22269 * Returns OK for success, FAIL for failure.
22272 shortpath_for_partial(fnamep
, bufp
, fnamelen
)
22277 int sepcount
, len
, tflen
;
22279 char_u
*pbuf
, *tfname
;
22282 /* Count up the path separators from the RHS.. so we know which part
22283 * of the path to return. */
22285 for (p
= *fnamep
; p
< *fnamep
+ *fnamelen
; mb_ptr_adv(p
))
22286 if (vim_ispathsep(*p
))
22289 /* Need full path first (use expand_env() to remove a "~/") */
22290 hasTilde
= (**fnamep
== '~');
22292 pbuf
= tfname
= expand_env_save(*fnamep
);
22294 pbuf
= tfname
= FullName_save(*fnamep
, FALSE
);
22296 len
= tflen
= (int)STRLEN(tfname
);
22298 if (get_short_pathname(&tfname
, &pbuf
, &len
) == FAIL
)
22303 /* Don't have a valid filename, so shorten the rest of the
22304 * path if we can. This CAN give us invalid 8.3 filenames, but
22305 * there's not a lot of point in guessing what it might be.
22308 if (shortpath_for_invalid_fname(&tfname
, &pbuf
, &len
) == FAIL
)
22312 /* Count the paths backward to find the beginning of the desired string. */
22313 for (p
= tfname
+ len
- 1; p
>= tfname
; --p
)
22317 p
-= mb_head_off(tfname
, p
);
22319 if (vim_ispathsep(*p
))
22321 if (sepcount
== 0 || (hasTilde
&& sepcount
== 1))
22338 /* Copy in the string - p indexes into tfname - allocated at pbuf */
22340 *fnamelen
= (int)STRLEN(p
);
22346 #endif /* WIN3264 */
22349 * Adjust a filename, according to a string of modifiers.
22350 * *fnamep must be NUL terminated when called. When returning, the length is
22351 * determined by *fnamelen.
22352 * Returns VALID_ flags or -1 for failure.
22353 * When there is an error, *fnamep is set to NULL.
22356 modify_fname(src
, usedlen
, fnamep
, bufp
, fnamelen
)
22357 char_u
*src
; /* string with modifiers */
22358 int *usedlen
; /* characters after src that are used */
22359 char_u
**fnamep
; /* file name so far */
22360 char_u
**bufp
; /* buffer for allocated file name or NULL */
22361 int *fnamelen
; /* length of fnamep */
22365 char_u
*s
, *p
, *pbuf
;
22366 char_u dirname
[MAXPATHL
];
22368 int has_fullname
= 0;
22370 int has_shortname
= 0;
22374 /* ":p" - full path/file_name */
22375 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 'p')
22379 valid
|= VALID_PATH
;
22382 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
22383 if ((*fnamep
)[0] == '~'
22384 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
22385 && ((*fnamep
)[1] == '/'
22386 # ifdef BACKSLASH_IN_FILENAME
22387 || (*fnamep
)[1] == '\\'
22389 || (*fnamep
)[1] == NUL
)
22394 *fnamep
= expand_env_save(*fnamep
);
22395 vim_free(*bufp
); /* free any allocated file name */
22397 if (*fnamep
== NULL
)
22401 /* When "/." or "/.." is used: force expansion to get rid of it. */
22402 for (p
= *fnamep
; *p
!= NUL
; mb_ptr_adv(p
))
22404 if (vim_ispathsep(*p
)
22407 || vim_ispathsep(p
[2])
22409 && (p
[3] == NUL
|| vim_ispathsep(p
[3])))))
22413 /* FullName_save() is slow, don't use it when not needed. */
22414 if (*p
!= NUL
|| !vim_isAbsName(*fnamep
))
22416 *fnamep
= FullName_save(*fnamep
, *p
!= NUL
);
22417 vim_free(*bufp
); /* free any allocated file name */
22419 if (*fnamep
== NULL
)
22423 /* Append a path separator to a directory. */
22424 if (mch_isdir(*fnamep
))
22426 /* Make room for one or two extra characters. */
22427 *fnamep
= vim_strnsave(*fnamep
, (int)STRLEN(*fnamep
) + 2);
22428 vim_free(*bufp
); /* free any allocated file name */
22430 if (*fnamep
== NULL
)
22432 add_pathsep(*fnamep
);
22436 /* ":." - path relative to the current directory */
22437 /* ":~" - path relative to the home directory */
22438 /* ":8" - shortname path - postponed till after */
22439 while (src
[*usedlen
] == ':'
22440 && ((c
= src
[*usedlen
+ 1]) == '.' || c
== '~' || c
== '8'))
22446 has_shortname
= 1; /* Postpone this. */
22451 /* Need full path first (use expand_env() to remove a "~/") */
22454 if (c
== '.' && **fnamep
== '~')
22455 p
= pbuf
= expand_env_save(*fnamep
);
22457 p
= pbuf
= FullName_save(*fnamep
, FALSE
);
22468 mch_dirname(dirname
, MAXPATHL
);
22469 s
= shorten_fname(p
, dirname
);
22475 vim_free(*bufp
); /* free any allocated file name */
22483 home_replace(NULL
, p
, dirname
, MAXPATHL
, TRUE
);
22484 /* Only replace it when it starts with '~' */
22485 if (*dirname
== '~')
22487 s
= vim_strsave(dirname
);
22500 tail
= gettail(*fnamep
);
22501 *fnamelen
= (int)STRLEN(*fnamep
);
22503 /* ":h" - head, remove "/file_name", can be repeated */
22504 /* Don't remove the first "/" or "c:\" */
22505 while (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 'h')
22507 valid
|= VALID_HEAD
;
22509 s
= get_past_head(*fnamep
);
22510 while (tail
> s
&& after_pathsep(s
, tail
))
22511 mb_ptr_back(*fnamep
, tail
);
22512 *fnamelen
= (int)(tail
- *fnamep
);
22515 *fnamelen
+= 1; /* the path separator is part of the path */
22517 if (*fnamelen
== 0)
22519 /* Result is empty. Turn it into "." to make ":cd %:h" work. */
22520 p
= vim_strsave((char_u
*)".");
22524 *bufp
= *fnamep
= tail
= p
;
22529 while (tail
> s
&& !after_pathsep(s
, tail
))
22530 mb_ptr_back(*fnamep
, tail
);
22534 /* ":8" - shortname */
22535 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == '8')
22544 /* Check shortname after we have done 'heads' and before we do 'tails'
22549 /* Copy the string if it is shortened by :h */
22550 if (*fnamelen
< (int)STRLEN(*fnamep
))
22552 p
= vim_strnsave(*fnamep
, *fnamelen
);
22556 *bufp
= *fnamep
= p
;
22559 /* Split into two implementations - makes it easier. First is where
22560 * there isn't a full name already, second is where there is.
22562 if (!has_fullname
&& !vim_isAbsName(*fnamep
))
22564 if (shortpath_for_partial(fnamep
, bufp
, fnamelen
) == FAIL
)
22571 /* Simple case, already have the full-name
22572 * Nearly always shorter, so try first time. */
22574 if (get_short_pathname(fnamep
, bufp
, &l
) == FAIL
)
22579 /* Couldn't find the filename.. search the paths.
22582 if (shortpath_for_invalid_fname(fnamep
, bufp
, &l
) == FAIL
)
22588 #endif /* WIN3264 */
22590 /* ":t" - tail, just the basename */
22591 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 't')
22594 *fnamelen
-= (int)(tail
- *fnamep
);
22598 /* ":e" - extension, can be repeated */
22599 /* ":r" - root, without extension, can be repeated */
22600 while (src
[*usedlen
] == ':'
22601 && (src
[*usedlen
+ 1] == 'e' || src
[*usedlen
+ 1] == 'r'))
22603 /* find a '.' in the tail:
22604 * - for second :e: before the current fname
22605 * - otherwise: The last '.'
22607 if (src
[*usedlen
+ 1] == 'e' && *fnamep
> tail
)
22610 s
= *fnamep
+ *fnamelen
- 1;
22611 for ( ; s
> tail
; --s
)
22614 if (src
[*usedlen
+ 1] == 'e') /* :e */
22618 *fnamelen
+= (int)(*fnamep
- (s
+ 1));
22621 /* cut version from the extension */
22622 s
= *fnamep
+ *fnamelen
- 1;
22623 for ( ; s
> *fnamep
; --s
)
22627 *fnamelen
= s
- *fnamep
;
22630 else if (*fnamep
<= tail
)
22635 if (s
> tail
) /* remove one extension */
22636 *fnamelen
= (int)(s
- *fnamep
);
22641 /* ":s?pat?foo?" - substitute */
22642 /* ":gs?pat?foo?" - global substitute */
22643 if (src
[*usedlen
] == ':'
22644 && (src
[*usedlen
+ 1] == 's'
22645 || (src
[*usedlen
+ 1] == 'g' && src
[*usedlen
+ 2] == 's')))
22654 flags
= (char_u
*)"";
22655 s
= src
+ *usedlen
+ 2;
22656 if (src
[*usedlen
+ 1] == 'g')
22658 flags
= (char_u
*)"g";
22665 /* find end of pattern */
22666 p
= vim_strchr(s
, sep
);
22669 pat
= vim_strnsave(s
, (int)(p
- s
));
22673 /* find end of substitution */
22674 p
= vim_strchr(s
, sep
);
22677 sub
= vim_strnsave(s
, (int)(p
- s
));
22678 str
= vim_strnsave(*fnamep
, *fnamelen
);
22679 if (sub
!= NULL
&& str
!= NULL
)
22681 *usedlen
= (int)(p
+ 1 - src
);
22682 s
= do_string_sub(str
, pat
, sub
, flags
);
22686 *fnamelen
= (int)STRLEN(s
);
22698 /* after using ":s", repeat all the modifiers */
22708 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
22709 * "flags" can be "g" to do a global substitute.
22710 * Returns an allocated string, NULL for error.
22713 do_string_sub(str
, pat
, sub
, flags
)
22720 regmatch_T regmatch
;
22728 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
22730 p_cpo
= empty_option
;
22732 ga_init2(&ga
, 1, 200);
22734 do_all
= (flags
[0] == 'g');
22736 regmatch
.rm_ic
= p_ic
;
22737 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
22738 if (regmatch
.regprog
!= NULL
)
22741 while (vim_regexec_nl(®match
, str
, (colnr_T
)(tail
- str
)))
22744 * Get some space for a temporary buffer to do the substitution
22745 * into. It will contain:
22746 * - The text up to where the match is.
22747 * - The substituted text.
22748 * - The text after the match.
22750 sublen
= vim_regsub(®match
, sub
, tail
, FALSE
, TRUE
, FALSE
);
22751 if (ga_grow(&ga
, (int)(STRLEN(tail
) + sublen
-
22752 (regmatch
.endp
[0] - regmatch
.startp
[0]))) == FAIL
)
22758 /* copy the text up to where the match is */
22759 i
= (int)(regmatch
.startp
[0] - tail
);
22760 mch_memmove((char_u
*)ga
.ga_data
+ ga
.ga_len
, tail
, (size_t)i
);
22761 /* add the substituted text */
22762 (void)vim_regsub(®match
, sub
, (char_u
*)ga
.ga_data
22763 + ga
.ga_len
+ i
, TRUE
, TRUE
, FALSE
);
22764 ga
.ga_len
+= i
+ sublen
- 1;
22765 /* avoid getting stuck on a match with an empty string */
22766 if (tail
== regmatch
.endp
[0])
22770 *((char_u
*)ga
.ga_data
+ ga
.ga_len
) = *tail
++;
22775 tail
= regmatch
.endp
[0];
22783 if (ga
.ga_data
!= NULL
)
22784 STRCPY((char *)ga
.ga_data
+ ga
.ga_len
, tail
);
22786 vim_free(regmatch
.regprog
);
22789 ret
= vim_strsave(ga
.ga_data
== NULL
? str
: (char_u
*)ga
.ga_data
);
22791 if (p_cpo
== empty_option
)
22794 /* Darn, evaluating {sub} expression changed the value. */
22795 free_string_option(save_cpo
);
22800 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */