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.
133 static int current_copyID
= 0;
136 * Array to hold the hashtab with variables local to each sourced script.
137 * Each item holds a variable (nameless) that points to the dict_T.
145 static garray_T ga_scripts
= {0, 0, sizeof(scriptvar_T
), 4, NULL
};
146 #define SCRIPT_SV(id) (((scriptvar_T *)ga_scripts.ga_data)[(id) - 1])
147 #define SCRIPT_VARS(id) (SCRIPT_SV(id).sv_dict.dv_hashtab)
149 static int echo_attr
= 0; /* attributes used for ":echo" */
151 /* Values for trans_function_name() argument: */
152 #define TFN_INT 1 /* internal function name OK */
153 #define TFN_QUIET 2 /* no error messages */
156 * Structure to hold info for a user function.
158 typedef struct ufunc ufunc_T
;
162 int uf_varargs
; /* variable nr of arguments */
164 int uf_calls
; /* nr of active calls */
165 garray_T uf_args
; /* arguments */
166 garray_T uf_lines
; /* function lines */
168 int uf_profiling
; /* TRUE when func is being profiled */
169 /* profiling the function as a whole */
170 int uf_tm_count
; /* nr of calls */
171 proftime_T uf_tm_total
; /* time spent in function + children */
172 proftime_T uf_tm_self
; /* time spent in function itself */
173 proftime_T uf_tm_children
; /* time spent in children this call */
174 /* profiling the function per line */
175 int *uf_tml_count
; /* nr of times line was executed */
176 proftime_T
*uf_tml_total
; /* time spent in a line + children */
177 proftime_T
*uf_tml_self
; /* time spent in a line itself */
178 proftime_T uf_tml_start
; /* start time for current line */
179 proftime_T uf_tml_children
; /* time spent in children for this line */
180 proftime_T uf_tml_wait
; /* start wait time for current line */
181 int uf_tml_idx
; /* index of line being timed; -1 if none */
182 int uf_tml_execed
; /* line being timed was executed */
184 scid_T uf_script_ID
; /* ID of script where function was defined,
185 used for s: variables */
186 int uf_refcount
; /* for numbered function: reference count */
187 char_u uf_name
[1]; /* name of function (actually longer); can
188 start with <SNR>123_ (<SNR> is K_SPECIAL
193 #define FC_ABORT 1 /* abort function on error */
194 #define FC_RANGE 2 /* function accepts range */
195 #define FC_DICT 4 /* Dict function, uses "self" */
198 * All user-defined functions are found in this hashtable.
200 static hashtab_T func_hashtab
;
202 /* The names of packages that once were loaded are remembered. */
203 static garray_T ga_loaded
= {0, 0, sizeof(char_u
*), 4, NULL
};
205 /* list heads for garbage collection */
206 static dict_T
*first_dict
= NULL
; /* list of all dicts */
207 static list_T
*first_list
= NULL
; /* list of all lists */
209 /* From user function to hashitem and back. */
210 static ufunc_T dumuf
;
211 #define UF2HIKEY(fp) ((fp)->uf_name)
212 #define HIKEY2UF(p) ((ufunc_T *)(p - (dumuf.uf_name - (char_u *)&dumuf)))
213 #define HI2UF(hi) HIKEY2UF((hi)->hi_key)
215 #define FUNCARG(fp, j) ((char_u **)(fp->uf_args.ga_data))[j]
216 #define FUNCLINE(fp, j) ((char_u **)(fp->uf_lines.ga_data))[j]
218 #define MAX_FUNC_ARGS 20 /* maximum number of function arguments */
219 #define VAR_SHORT_LEN 20 /* short variable name length */
220 #define FIXVAR_CNT 12 /* number of fixed variables */
222 /* structure to hold info for a function that is currently being executed. */
223 typedef struct funccall_S funccall_T
;
227 ufunc_T
*func
; /* function being called */
228 int linenr
; /* next line to be executed */
229 int returned
; /* ":return" used */
230 struct /* fixed variables for arguments */
232 dictitem_T var
; /* variable (without room for name) */
233 char_u room
[VAR_SHORT_LEN
]; /* room for the name */
234 } fixvar
[FIXVAR_CNT
];
235 dict_T l_vars
; /* l: local function variables */
236 dictitem_T l_vars_var
; /* variable for l: scope */
237 dict_T l_avars
; /* a: argument variables */
238 dictitem_T l_avars_var
; /* variable for a: scope */
239 list_T l_varlist
; /* list for a:000 */
240 listitem_T l_listitems
[MAX_FUNC_ARGS
]; /* listitems for a:000 */
241 typval_T
*rettv
; /* return value */
242 linenr_T breakpoint
; /* next line with breakpoint or zero */
243 int dbg_tick
; /* debug_tick when breakpoint was set */
244 int level
; /* top nesting level of executed function */
246 proftime_T prof_child
; /* time spent in a child */
248 funccall_T
*caller
; /* calling function or NULL */
252 * Info used by a ":for" loop.
256 int fi_semicolon
; /* TRUE if ending in '; var]' */
257 int fi_varcount
; /* nr of variables in the list */
258 listwatch_T fi_lw
; /* keep an eye on the item used. */
259 list_T
*fi_list
; /* list being used */
263 * Struct used by trans_function_name()
267 dict_T
*fd_dict
; /* Dictionary used */
268 char_u
*fd_newkey
; /* new key in "dict" in allocated memory */
269 dictitem_T
*fd_di
; /* Dictionary item used */
274 * Array to hold the value of v: variables.
275 * The value is in a dictitem, so that it can also be used in the v: scope.
276 * The reason to use this table anyway is for very quick access to the
277 * variables with the VV_ defines.
281 /* values for vv_flags: */
282 #define VV_COMPAT 1 /* compatible, also used without "v:" */
283 #define VV_RO 2 /* read-only */
284 #define VV_RO_SBX 4 /* read-only in the sandbox */
286 #define VV_NAME(s, t) s, {{t}}, {0}
290 char *vv_name
; /* name of variable, without v: */
291 dictitem_T vv_di
; /* value and name for key */
292 char vv_filler
[16]; /* space for LONGEST name below!!! */
293 char vv_flags
; /* VV_COMPAT, VV_RO, VV_RO_SBX */
297 * The order here must match the VV_ defines in vim.h!
298 * Initializing a union does not work, leave tv.vval empty to get zero's.
300 {VV_NAME("count", VAR_NUMBER
), VV_COMPAT
+VV_RO
},
301 {VV_NAME("count1", VAR_NUMBER
), VV_RO
},
302 {VV_NAME("prevcount", VAR_NUMBER
), VV_RO
},
303 {VV_NAME("errmsg", VAR_STRING
), VV_COMPAT
},
304 {VV_NAME("warningmsg", VAR_STRING
), 0},
305 {VV_NAME("statusmsg", VAR_STRING
), 0},
306 {VV_NAME("shell_error", VAR_NUMBER
), VV_COMPAT
+VV_RO
},
307 {VV_NAME("this_session", VAR_STRING
), VV_COMPAT
},
308 {VV_NAME("version", VAR_NUMBER
), VV_COMPAT
+VV_RO
},
309 {VV_NAME("lnum", VAR_NUMBER
), VV_RO_SBX
},
310 {VV_NAME("termresponse", VAR_STRING
), VV_RO
},
311 {VV_NAME("fname", VAR_STRING
), VV_RO
},
312 {VV_NAME("lang", VAR_STRING
), VV_RO
},
313 {VV_NAME("lc_time", VAR_STRING
), VV_RO
},
314 {VV_NAME("ctype", VAR_STRING
), VV_RO
},
315 {VV_NAME("charconvert_from", VAR_STRING
), VV_RO
},
316 {VV_NAME("charconvert_to", VAR_STRING
), VV_RO
},
317 {VV_NAME("fname_in", VAR_STRING
), VV_RO
},
318 {VV_NAME("fname_out", VAR_STRING
), VV_RO
},
319 {VV_NAME("fname_new", VAR_STRING
), VV_RO
},
320 {VV_NAME("fname_diff", VAR_STRING
), VV_RO
},
321 {VV_NAME("cmdarg", VAR_STRING
), VV_RO
},
322 {VV_NAME("foldstart", VAR_NUMBER
), VV_RO_SBX
},
323 {VV_NAME("foldend", VAR_NUMBER
), VV_RO_SBX
},
324 {VV_NAME("folddashes", VAR_STRING
), VV_RO_SBX
},
325 {VV_NAME("foldlevel", VAR_NUMBER
), VV_RO_SBX
},
326 {VV_NAME("progname", VAR_STRING
), VV_RO
},
327 {VV_NAME("servername", VAR_STRING
), VV_RO
},
328 {VV_NAME("dying", VAR_NUMBER
), VV_RO
},
329 {VV_NAME("exception", VAR_STRING
), VV_RO
},
330 {VV_NAME("throwpoint", VAR_STRING
), VV_RO
},
331 {VV_NAME("register", VAR_STRING
), VV_RO
},
332 {VV_NAME("cmdbang", VAR_NUMBER
), VV_RO
},
333 {VV_NAME("insertmode", VAR_STRING
), VV_RO
},
334 {VV_NAME("val", VAR_UNKNOWN
), VV_RO
},
335 {VV_NAME("key", VAR_UNKNOWN
), VV_RO
},
336 {VV_NAME("profiling", VAR_NUMBER
), VV_RO
},
337 {VV_NAME("fcs_reason", VAR_STRING
), VV_RO
},
338 {VV_NAME("fcs_choice", VAR_STRING
), 0},
339 {VV_NAME("beval_bufnr", VAR_NUMBER
), VV_RO
},
340 {VV_NAME("beval_winnr", VAR_NUMBER
), VV_RO
},
341 {VV_NAME("beval_lnum", VAR_NUMBER
), VV_RO
},
342 {VV_NAME("beval_col", VAR_NUMBER
), VV_RO
},
343 {VV_NAME("beval_text", VAR_STRING
), VV_RO
},
344 {VV_NAME("scrollstart", VAR_STRING
), 0},
345 {VV_NAME("swapname", VAR_STRING
), VV_RO
},
346 {VV_NAME("swapchoice", VAR_STRING
), 0},
347 {VV_NAME("swapcommand", VAR_STRING
), VV_RO
},
348 {VV_NAME("char", VAR_STRING
), VV_RO
},
349 {VV_NAME("mouse_win", VAR_NUMBER
), 0},
350 {VV_NAME("mouse_lnum", VAR_NUMBER
), 0},
351 {VV_NAME("mouse_col", VAR_NUMBER
), 0},
352 {VV_NAME("operator", VAR_STRING
), VV_RO
},
353 {VV_NAME("searchforward", VAR_NUMBER
), 0},
354 {VV_NAME("oldfiles", VAR_LIST
), 0},
358 #define vv_type vv_di.di_tv.v_type
359 #define vv_nr vv_di.di_tv.vval.v_number
360 #define vv_float vv_di.di_tv.vval.v_float
361 #define vv_str vv_di.di_tv.vval.v_string
362 #define vv_list vv_di.di_tv.vval.v_list
363 #define vv_tv vv_di.di_tv
366 * The v: variables are stored in dictionary "vimvardict".
367 * "vimvars_var" is the variable that is used for the "l:" scope.
369 static dict_T vimvardict
;
370 static dictitem_T vimvars_var
;
371 #define vimvarht vimvardict.dv_hashtab
373 static void prepare_vimvar
__ARGS((int idx
, typval_T
*save_tv
));
374 static void restore_vimvar
__ARGS((int idx
, typval_T
*save_tv
));
375 #if defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)
376 static int call_vim_function
__ARGS((char_u
*func
, int argc
, char_u
**argv
, int safe
, typval_T
*rettv
));
378 static int ex_let_vars
__ARGS((char_u
*arg
, typval_T
*tv
, int copy
, int semicolon
, int var_count
, char_u
*nextchars
));
379 static char_u
*skip_var_list
__ARGS((char_u
*arg
, int *var_count
, int *semicolon
));
380 static char_u
*skip_var_one
__ARGS((char_u
*arg
));
381 static void list_hashtable_vars
__ARGS((hashtab_T
*ht
, char_u
*prefix
, int empty
, int *first
));
382 static void list_glob_vars
__ARGS((int *first
));
383 static void list_buf_vars
__ARGS((int *first
));
384 static void list_win_vars
__ARGS((int *first
));
386 static void list_tab_vars
__ARGS((int *first
));
388 static void list_vim_vars
__ARGS((int *first
));
389 static void list_script_vars
__ARGS((int *first
));
390 static void list_func_vars
__ARGS((int *first
));
391 static char_u
*list_arg_vars
__ARGS((exarg_T
*eap
, char_u
*arg
, int *first
));
392 static char_u
*ex_let_one
__ARGS((char_u
*arg
, typval_T
*tv
, int copy
, char_u
*endchars
, char_u
*op
));
393 static int check_changedtick
__ARGS((char_u
*arg
));
394 static char_u
*get_lval
__ARGS((char_u
*name
, typval_T
*rettv
, lval_T
*lp
, int unlet
, int skip
, int quiet
, int fne_flags
));
395 static void clear_lval
__ARGS((lval_T
*lp
));
396 static void set_var_lval
__ARGS((lval_T
*lp
, char_u
*endp
, typval_T
*rettv
, int copy
, char_u
*op
));
397 static int tv_op
__ARGS((typval_T
*tv1
, typval_T
*tv2
, char_u
*op
));
398 static void list_add_watch
__ARGS((list_T
*l
, listwatch_T
*lw
));
399 static void list_rem_watch
__ARGS((list_T
*l
, listwatch_T
*lwrem
));
400 static void list_fix_watch
__ARGS((list_T
*l
, listitem_T
*item
));
401 static void ex_unletlock
__ARGS((exarg_T
*eap
, char_u
*argstart
, int deep
));
402 static int do_unlet_var
__ARGS((lval_T
*lp
, char_u
*name_end
, int forceit
));
403 static int do_lock_var
__ARGS((lval_T
*lp
, char_u
*name_end
, int deep
, int lock
));
404 static void item_lock
__ARGS((typval_T
*tv
, int deep
, int lock
));
405 static int tv_islocked
__ARGS((typval_T
*tv
));
407 static int eval0
__ARGS((char_u
*arg
, typval_T
*rettv
, char_u
**nextcmd
, int evaluate
));
408 static int eval1
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
409 static int eval2
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
410 static int eval3
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
411 static int eval4
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
412 static int eval5
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
413 static int eval6
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int want_string
));
414 static int eval7
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int want_string
));
416 static int eval_index
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int verbose
));
417 static int get_option_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
418 static int get_string_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
419 static int get_lit_string_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
420 static int get_list_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
421 static int rettv_list_alloc
__ARGS((typval_T
*rettv
));
422 static listitem_T
*listitem_alloc
__ARGS((void));
423 static void listitem_free
__ARGS((listitem_T
*item
));
424 static void listitem_remove
__ARGS((list_T
*l
, listitem_T
*item
));
425 static long list_len
__ARGS((list_T
*l
));
426 static int list_equal
__ARGS((list_T
*l1
, list_T
*l2
, int ic
));
427 static int dict_equal
__ARGS((dict_T
*d1
, dict_T
*d2
, int ic
));
428 static int tv_equal
__ARGS((typval_T
*tv1
, typval_T
*tv2
, int ic
));
429 static listitem_T
*list_find
__ARGS((list_T
*l
, long n
));
430 static long list_find_nr
__ARGS((list_T
*l
, long idx
, int *errorp
));
431 static long list_idx_of_item
__ARGS((list_T
*l
, listitem_T
*item
));
432 static void list_append
__ARGS((list_T
*l
, listitem_T
*item
));
433 static int list_append_tv
__ARGS((list_T
*l
, typval_T
*tv
));
434 static int list_append_number
__ARGS((list_T
*l
, varnumber_T n
));
435 static int list_insert_tv
__ARGS((list_T
*l
, typval_T
*tv
, listitem_T
*item
));
436 static int list_extend
__ARGS((list_T
*l1
, list_T
*l2
, listitem_T
*bef
));
437 static int list_concat
__ARGS((list_T
*l1
, list_T
*l2
, typval_T
*tv
));
438 static list_T
*list_copy
__ARGS((list_T
*orig
, int deep
, int copyID
));
439 static void list_remove
__ARGS((list_T
*l
, listitem_T
*item
, listitem_T
*item2
));
440 static char_u
*list2string
__ARGS((typval_T
*tv
, int copyID
));
441 static int list_join
__ARGS((garray_T
*gap
, list_T
*l
, char_u
*sep
, int echo
, int copyID
));
442 static void set_ref_in_ht
__ARGS((hashtab_T
*ht
, int copyID
));
443 static void set_ref_in_list
__ARGS((list_T
*l
, int copyID
));
444 static void set_ref_in_item
__ARGS((typval_T
*tv
, int copyID
));
445 static void dict_unref
__ARGS((dict_T
*d
));
446 static void dict_free
__ARGS((dict_T
*d
, int recurse
));
447 static dictitem_T
*dictitem_alloc
__ARGS((char_u
*key
));
448 static dictitem_T
*dictitem_copy
__ARGS((dictitem_T
*org
));
449 static void dictitem_remove
__ARGS((dict_T
*dict
, dictitem_T
*item
));
450 static void dictitem_free
__ARGS((dictitem_T
*item
));
451 static dict_T
*dict_copy
__ARGS((dict_T
*orig
, int deep
, int copyID
));
452 static int dict_add
__ARGS((dict_T
*d
, dictitem_T
*item
));
453 static long dict_len
__ARGS((dict_T
*d
));
454 static dictitem_T
*dict_find
__ARGS((dict_T
*d
, char_u
*key
, int len
));
455 static char_u
*dict2string
__ARGS((typval_T
*tv
, int copyID
));
456 static int get_dict_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
457 static char_u
*echo_string
__ARGS((typval_T
*tv
, char_u
**tofree
, char_u
*numbuf
, int copyID
));
458 static char_u
*tv2string
__ARGS((typval_T
*tv
, char_u
**tofree
, char_u
*numbuf
, int copyID
));
459 static char_u
*string_quote
__ARGS((char_u
*str
, int function
));
461 static int string2float
__ARGS((char_u
*text
, float_T
*value
));
463 static int get_env_tv
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
));
464 static int find_internal_func
__ARGS((char_u
*name
));
465 static char_u
*deref_func_name
__ARGS((char_u
*name
, int *lenp
));
466 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
));
467 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
));
468 static void emsg_funcname
__ARGS((char *ermsg
, char_u
*name
));
469 static int non_zero_arg
__ARGS((typval_T
*argvars
));
472 static void f_abs
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
474 static void f_add
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
475 static void f_append
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
476 static void f_argc
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
477 static void f_argidx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
478 static void f_argv
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
480 static void f_atan
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
482 static void f_browse
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
483 static void f_browsedir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
484 static void f_bufexists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
485 static void f_buflisted
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
486 static void f_bufloaded
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
487 static void f_bufname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
488 static void f_bufnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
489 static void f_bufwinnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
490 static void f_byte2line
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
491 static void f_byteidx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
492 static void f_call
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
494 static void f_ceil
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
496 static void f_changenr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
497 static void f_char2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
498 static void f_cindent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
499 static void f_clearmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
500 static void f_col
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
501 #if defined(FEAT_INS_EXPAND)
502 static void f_complete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
503 static void f_complete_add
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
504 static void f_complete_check
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
506 static void f_confirm
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
507 static void f_copy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
509 static void f_cos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
511 static void f_count
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
512 static void f_cscope_connection
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
513 static void f_cursor
__ARGS((typval_T
*argsvars
, typval_T
*rettv
));
514 static void f_deepcopy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
515 static void f_delete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
516 static void f_did_filetype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
517 static void f_diff_filler
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
518 static void f_diff_hlID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
519 static void f_empty
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
520 static void f_escape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
521 static void f_eval
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
522 static void f_eventhandler
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
523 static void f_executable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
524 static void f_exists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
525 static void f_expand
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
526 static void f_extend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
527 static void f_feedkeys
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
528 static void f_filereadable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
529 static void f_filewritable
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
530 static void f_filter
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
531 static void f_finddir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
532 static void f_findfile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
534 static void f_float2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
535 static void f_floor
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
537 static void f_fnameescape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
538 static void f_fnamemodify
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
539 static void f_foldclosed
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
540 static void f_foldclosedend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
541 static void f_foldlevel
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
542 static void f_foldtext
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
543 static void f_foldtextresult
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
544 static void f_foreground
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
545 static void f_function
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
546 static void f_garbagecollect
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
547 static void f_get
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
548 static void f_getbufline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
549 static void f_getbufvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
550 static void f_getchar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
551 static void f_getcharmod
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
552 static void f_getcmdline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
553 static void f_getcmdpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
554 static void f_getcmdtype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
555 static void f_getcwd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
556 static void f_getfontname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
557 static void f_getfperm
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
558 static void f_getfsize
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
559 static void f_getftime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
560 static void f_getftype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
561 static void f_getline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
562 static void f_getmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
563 static void f_getpid
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
564 static void f_getpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
565 static void f_getqflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
566 static void f_getreg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
567 static void f_getregtype
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
568 static void f_gettabwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
569 static void f_getwinposx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
570 static void f_getwinposy
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
571 static void f_getwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
572 static void f_glob
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
573 static void f_globpath
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
574 static void f_has
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
575 static void f_has_key
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
576 static void f_haslocaldir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
577 static void f_hasmapto
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
578 static void f_histadd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
579 static void f_histdel
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
580 static void f_histget
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
581 static void f_histnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
582 static void f_hlID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
583 static void f_hlexists
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
584 static void f_hostname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
585 static void f_iconv
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
586 static void f_indent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
587 static void f_index
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
588 static void f_input
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
589 static void f_inputdialog
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
590 static void f_inputlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
591 static void f_inputrestore
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
592 static void f_inputsave
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
593 static void f_inputsecret
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
594 static void f_insert
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
595 static void f_isdirectory
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
596 static void f_islocked
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
597 static void f_items
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
598 static void f_join
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
599 static void f_keys
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
600 static void f_last_buffer_nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
601 static void f_len
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
602 static void f_libcall
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
603 static void f_libcallnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
604 static void f_line
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
605 static void f_line2byte
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
606 static void f_lispindent
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
607 static void f_localtime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
609 static void f_log10
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
611 static void f_map
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
612 static void f_maparg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
613 static void f_mapcheck
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
614 static void f_match
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
615 static void f_matchadd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
616 static void f_matcharg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
617 static void f_matchdelete
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
618 static void f_matchend
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
619 static void f_matchlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
620 static void f_matchstr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
621 static void f_max
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
622 static void f_min
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
624 static void f_mkdir
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
626 static void f_mode
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
627 static void f_nextnonblank
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
628 static void f_nr2char
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
629 static void f_pathshorten
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
631 static void f_pow
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
633 static void f_prevnonblank
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
634 static void f_printf
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
635 static void f_pumvisible
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
636 static void f_range
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
637 static void f_readfile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
638 static void f_reltime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
639 static void f_reltimestr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
640 static void f_remote_expr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
641 static void f_remote_foreground
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
642 static void f_remote_peek
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
643 static void f_remote_read
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
644 static void f_remote_send
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
645 static void f_remove
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
646 static void f_rename
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
647 static void f_repeat
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
648 static void f_resolve
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
649 static void f_reverse
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
651 static void f_round
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
653 static void f_search
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
654 static void f_searchdecl
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
655 static void f_searchpair
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
656 static void f_searchpairpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
657 static void f_searchpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
658 static void f_server2client
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
659 static void f_serverlist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
660 static void f_setbufvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
661 static void f_setcmdpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
662 static void f_setline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
663 static void f_setloclist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
664 static void f_setmatches
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
665 static void f_setpos
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
666 static void f_setqflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
667 static void f_setreg
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
668 static void f_settabwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
669 static void f_setwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
670 static void f_shellescape
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
671 static void f_simplify
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
673 static void f_sin
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
675 static void f_sort
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
676 static void f_soundfold
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
677 static void f_spellbadword
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
678 static void f_spellsuggest
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
679 static void f_split
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
681 static void f_sqrt
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
682 static void f_str2float
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
684 static void f_str2nr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
686 static void f_strftime
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
688 static void f_stridx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
689 static void f_string
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
690 static void f_strlen
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
691 static void f_strpart
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
692 static void f_strridx
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
693 static void f_strtrans
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
694 static void f_submatch
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
695 static void f_substitute
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
696 static void f_synID
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
697 static void f_synIDattr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
698 static void f_synIDtrans
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
699 static void f_synstack
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
700 static void f_system
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
701 static void f_tabpagebuflist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
702 static void f_tabpagenr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
703 static void f_tabpagewinnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
704 static void f_taglist
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
705 static void f_tagfiles
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
706 static void f_tempname
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
707 static void f_test
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
708 static void f_tolower
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
709 static void f_toupper
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
710 static void f_tr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
712 static void f_trunc
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
714 static void f_type
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
715 static void f_values
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
716 static void f_virtcol
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
717 static void f_visualmode
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
718 static void f_winbufnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
719 static void f_wincol
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
720 static void f_winheight
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
721 static void f_winline
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
722 static void f_winnr
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
723 static void f_winrestcmd
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
724 static void f_winrestview
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
725 static void f_winsaveview
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
726 static void f_winwidth
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
727 static void f_writefile
__ARGS((typval_T
*argvars
, typval_T
*rettv
));
729 static int list2fpos
__ARGS((typval_T
*arg
, pos_T
*posp
, int *fnump
));
730 static pos_T
*var2fpos
__ARGS((typval_T
*varp
, int dollar_lnum
, int *fnum
));
731 static int get_env_len
__ARGS((char_u
**arg
));
732 static int get_id_len
__ARGS((char_u
**arg
));
733 static int get_name_len
__ARGS((char_u
**arg
, char_u
**alias
, int evaluate
, int verbose
));
734 static char_u
*find_name_end
__ARGS((char_u
*arg
, char_u
**expr_start
, char_u
**expr_end
, int flags
));
735 #define FNE_INCL_BR 1 /* find_name_end(): include [] in name */
736 #define FNE_CHECK_START 2 /* find_name_end(): check name starts with
738 static char_u
* make_expanded_name
__ARGS((char_u
*in_start
, char_u
*expr_start
, char_u
*expr_end
, char_u
*in_end
));
739 static int eval_isnamec
__ARGS((int c
));
740 static int eval_isnamec1
__ARGS((int c
));
741 static int get_var_tv
__ARGS((char_u
*name
, int len
, typval_T
*rettv
, int verbose
));
742 static int handle_subscript
__ARGS((char_u
**arg
, typval_T
*rettv
, int evaluate
, int verbose
));
743 static typval_T
*alloc_tv
__ARGS((void));
744 static typval_T
*alloc_string_tv
__ARGS((char_u
*string
));
745 static void init_tv
__ARGS((typval_T
*varp
));
746 static long get_tv_number
__ARGS((typval_T
*varp
));
747 static linenr_T get_tv_lnum
__ARGS((typval_T
*argvars
));
748 static linenr_T get_tv_lnum_buf
__ARGS((typval_T
*argvars
, buf_T
*buf
));
749 static char_u
*get_tv_string
__ARGS((typval_T
*varp
));
750 static char_u
*get_tv_string_buf
__ARGS((typval_T
*varp
, char_u
*buf
));
751 static char_u
*get_tv_string_buf_chk
__ARGS((typval_T
*varp
, char_u
*buf
));
752 static dictitem_T
*find_var
__ARGS((char_u
*name
, hashtab_T
**htp
));
753 static dictitem_T
*find_var_in_ht
__ARGS((hashtab_T
*ht
, char_u
*varname
, int writing
));
754 static hashtab_T
*find_var_ht
__ARGS((char_u
*name
, char_u
**varname
));
755 static void vars_clear_ext
__ARGS((hashtab_T
*ht
, int free_val
));
756 static void delete_var
__ARGS((hashtab_T
*ht
, hashitem_T
*hi
));
757 static void list_one_var
__ARGS((dictitem_T
*v
, char_u
*prefix
, int *first
));
758 static void list_one_var_a
__ARGS((char_u
*prefix
, char_u
*name
, int type
, char_u
*string
, int *first
));
759 static void set_var
__ARGS((char_u
*name
, typval_T
*varp
, int copy
));
760 static int var_check_ro
__ARGS((int flags
, char_u
*name
));
761 static int var_check_fixed
__ARGS((int flags
, char_u
*name
));
762 static int tv_check_lock
__ARGS((int lock
, char_u
*name
));
763 static void copy_tv
__ARGS((typval_T
*from
, typval_T
*to
));
764 static int item_copy
__ARGS((typval_T
*from
, typval_T
*to
, int deep
, int copyID
));
765 static char_u
*find_option_end
__ARGS((char_u
**arg
, int *opt_flags
));
766 static char_u
*trans_function_name
__ARGS((char_u
**pp
, int skip
, int flags
, funcdict_T
*fd
));
767 static int eval_fname_script
__ARGS((char_u
*p
));
768 static int eval_fname_sid
__ARGS((char_u
*p
));
769 static void list_func_head
__ARGS((ufunc_T
*fp
, int indent
));
770 static ufunc_T
*find_func
__ARGS((char_u
*name
));
771 static int function_exists
__ARGS((char_u
*name
));
772 static int builtin_function
__ARGS((char_u
*name
));
774 static void func_do_profile
__ARGS((ufunc_T
*fp
));
775 static void prof_sort_list
__ARGS((FILE *fd
, ufunc_T
**sorttab
, int st_len
, char *title
, int prefer_self
));
776 static void prof_func_line
__ARGS((FILE *fd
, int count
, proftime_T
*total
, proftime_T
*self
, int prefer_self
));
781 prof_total_cmp
__ARGS((const void *s1
, const void *s2
));
786 prof_self_cmp
__ARGS((const void *s1
, const void *s2
));
788 static int script_autoload
__ARGS((char_u
*name
, int reload
));
789 static char_u
*autoload_name
__ARGS((char_u
*name
));
790 static void cat_func_name
__ARGS((char_u
*buf
, ufunc_T
*fp
));
791 static void func_free
__ARGS((ufunc_T
*fp
));
792 static void func_unref
__ARGS((char_u
*name
));
793 static void func_ref
__ARGS((char_u
*name
));
794 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
));
795 static int can_free_funccal
__ARGS((funccall_T
*fc
, int copyID
)) ;
796 static void free_funccal
__ARGS((funccall_T
*fc
, int free_val
));
797 static void add_nr_var
__ARGS((dict_T
*dp
, dictitem_T
*v
, char *name
, varnumber_T nr
));
798 static win_T
*find_win_by_nr
__ARGS((typval_T
*vp
, tabpage_T
*tp
));
799 static void getwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int off
));
800 static int searchpair_cmn
__ARGS((typval_T
*argvars
, pos_T
*match_pos
));
801 static int search_cmn
__ARGS((typval_T
*argvars
, pos_T
*match_pos
, int *flagsp
));
802 static void setwinvar
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int off
));
804 /* Character used as separated in autoload function/variable names. */
805 #define AUTOLOAD_CHAR '#'
808 * Initialize the global and v: variables.
816 init_var_dict(&globvardict
, &globvars_var
);
817 init_var_dict(&vimvardict
, &vimvars_var
);
818 hash_init(&compat_hashtab
);
819 hash_init(&func_hashtab
);
821 for (i
= 0; i
< VV_LEN
; ++i
)
824 STRCPY(p
->vv_di
.di_key
, p
->vv_name
);
825 if (p
->vv_flags
& VV_RO
)
826 p
->vv_di
.di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
827 else if (p
->vv_flags
& VV_RO_SBX
)
828 p
->vv_di
.di_flags
= DI_FLAGS_RO_SBX
| DI_FLAGS_FIX
;
830 p
->vv_di
.di_flags
= DI_FLAGS_FIX
;
832 /* add to v: scope dict, unless the value is not always available */
833 if (p
->vv_type
!= VAR_UNKNOWN
)
834 hash_add(&vimvarht
, p
->vv_di
.di_key
);
835 if (p
->vv_flags
& VV_COMPAT
)
836 /* add to compat scope dict */
837 hash_add(&compat_hashtab
, p
->vv_di
.di_key
);
839 set_vim_var_nr(VV_SEARCHFORWARD
, 1L);
842 #if defined(EXITFREE) || defined(PROTO)
849 for (i
= 0; i
< VV_LEN
; ++i
)
852 if (p
->vv_di
.di_tv
.v_type
== VAR_STRING
)
857 else if (p
->vv_di
.di_tv
.v_type
== VAR_LIST
)
859 list_unref(p
->vv_list
);
863 hash_clear(&vimvarht
);
864 hash_init(&vimvarht
); /* garbage_collect() will access it */
865 hash_clear(&compat_hashtab
);
867 /* script-local variables */
868 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
869 vars_clear(&SCRIPT_VARS(i
));
870 ga_clear(&ga_scripts
);
873 /* global variables */
874 vars_clear(&globvarht
);
876 /* autoloaded script names */
877 ga_clear_strings(&ga_loaded
);
879 /* unreferenced lists and dicts */
880 (void)garbage_collect();
883 free_all_functions();
884 hash_clear(&func_hashtab
);
889 * Return the name of the executed function.
895 return ((funccall_T
*)cookie
)->func
->uf_name
;
899 * Return the address holding the next breakpoint line for a funccall cookie.
902 func_breakpoint(cookie
)
905 return &((funccall_T
*)cookie
)->breakpoint
;
909 * Return the address holding the debug tick for a funccall cookie.
912 func_dbg_tick(cookie
)
915 return &((funccall_T
*)cookie
)->dbg_tick
;
919 * Return the nesting level for a funccall cookie.
925 return ((funccall_T
*)cookie
)->level
;
928 /* pointer to funccal for currently active function */
929 funccall_T
*current_funccal
= NULL
;
931 /* pointer to list of previously used funccal, still around because some
932 * item in it is still being used. */
933 funccall_T
*previous_funccal
= NULL
;
936 * Return TRUE when a function was ended by a ":return" command.
939 current_func_returned()
941 return current_funccal
->returned
;
946 * Set an internal variable to a string value. Creates the variable if it does
950 set_internal_string_var(name
, value
)
957 val
= vim_strsave(value
);
960 tvp
= alloc_string_tv(val
);
963 set_var(name
, tvp
, FALSE
);
969 static lval_T
*redir_lval
= NULL
;
970 static garray_T redir_ga
; /* only valid when redir_lval is not NULL */
971 static char_u
*redir_endp
= NULL
;
972 static char_u
*redir_varname
= NULL
;
975 * Start recording command output to a variable
976 * Returns OK if successfully completed the setup. FAIL otherwise.
979 var_redir_start(name
, append
)
981 int append
; /* append to an existing variable */
987 /* Make sure a valid variable name is specified */
988 if (!eval_isnamec1(*name
))
994 redir_varname
= vim_strsave(name
);
995 if (redir_varname
== NULL
)
998 redir_lval
= (lval_T
*)alloc_clear((unsigned)sizeof(lval_T
));
999 if (redir_lval
== NULL
)
1005 /* The output is stored in growarray "redir_ga" until redirection ends. */
1006 ga_init2(&redir_ga
, (int)sizeof(char), 500);
1008 /* Parse the variable name (can be a dict or list entry). */
1009 redir_endp
= get_lval(redir_varname
, NULL
, redir_lval
, FALSE
, FALSE
, FALSE
,
1011 if (redir_endp
== NULL
|| redir_lval
->ll_name
== NULL
|| *redir_endp
!= NUL
)
1013 if (redir_endp
!= NULL
&& *redir_endp
!= NUL
)
1014 /* Trailing characters are present after the variable name */
1015 EMSG(_(e_trailing
));
1022 /* check if we can write to the variable: set it to or append an empty
1024 save_emsg
= did_emsg
;
1026 tv
.v_type
= VAR_STRING
;
1027 tv
.vval
.v_string
= (char_u
*)"";
1029 set_var_lval(redir_lval
, redir_endp
, &tv
, TRUE
, (char_u
*)".");
1031 set_var_lval(redir_lval
, redir_endp
, &tv
, TRUE
, (char_u
*)"=");
1033 did_emsg
|= save_emsg
;
1039 if (redir_lval
->ll_newkey
!= NULL
)
1041 /* Dictionary item was created, don't do it again. */
1042 vim_free(redir_lval
->ll_newkey
);
1043 redir_lval
->ll_newkey
= NULL
;
1050 * Append "value[value_len]" to the variable set by var_redir_start().
1051 * The actual appending is postponed until redirection ends, because the value
1052 * appended may in fact be the string we write to, changing it may cause freed
1053 * memory to be used:
1059 var_redir_str(value
, value_len
)
1065 if (redir_lval
== NULL
)
1068 if (value_len
== -1)
1069 len
= (int)STRLEN(value
); /* Append the entire string */
1071 len
= value_len
; /* Append only "value_len" characters */
1073 if (ga_grow(&redir_ga
, len
) == OK
)
1075 mch_memmove((char *)redir_ga
.ga_data
+ redir_ga
.ga_len
, value
, len
);
1076 redir_ga
.ga_len
+= len
;
1083 * Stop redirecting command output to a variable.
1090 if (redir_lval
!= NULL
)
1092 /* Append the trailing NUL. */
1093 ga_append(&redir_ga
, NUL
);
1095 /* Assign the text to the variable. */
1096 tv
.v_type
= VAR_STRING
;
1097 tv
.vval
.v_string
= redir_ga
.ga_data
;
1098 set_var_lval(redir_lval
, redir_endp
, &tv
, FALSE
, (char_u
*)".");
1099 vim_free(tv
.vval
.v_string
);
1101 clear_lval(redir_lval
);
1102 vim_free(redir_lval
);
1105 vim_free(redir_varname
);
1106 redir_varname
= NULL
;
1109 # if defined(FEAT_MBYTE) || defined(PROTO)
1111 eval_charconvert(enc_from
, enc_to
, fname_from
, fname_to
)
1119 set_vim_var_string(VV_CC_FROM
, enc_from
, -1);
1120 set_vim_var_string(VV_CC_TO
, enc_to
, -1);
1121 set_vim_var_string(VV_FNAME_IN
, fname_from
, -1);
1122 set_vim_var_string(VV_FNAME_OUT
, fname_to
, -1);
1123 if (eval_to_bool(p_ccv
, &err
, NULL
, FALSE
))
1125 set_vim_var_string(VV_CC_FROM
, NULL
, -1);
1126 set_vim_var_string(VV_CC_TO
, NULL
, -1);
1127 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1128 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1136 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
1138 eval_printexpr(fname
, args
)
1144 set_vim_var_string(VV_FNAME_IN
, fname
, -1);
1145 set_vim_var_string(VV_CMDARG
, args
, -1);
1146 if (eval_to_bool(p_pexpr
, &err
, NULL
, FALSE
))
1148 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1149 set_vim_var_string(VV_CMDARG
, NULL
, -1);
1160 # if defined(FEAT_DIFF) || defined(PROTO)
1162 eval_diff(origfile
, newfile
, outfile
)
1169 set_vim_var_string(VV_FNAME_IN
, origfile
, -1);
1170 set_vim_var_string(VV_FNAME_NEW
, newfile
, -1);
1171 set_vim_var_string(VV_FNAME_OUT
, outfile
, -1);
1172 (void)eval_to_bool(p_dex
, &err
, NULL
, FALSE
);
1173 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1174 set_vim_var_string(VV_FNAME_NEW
, NULL
, -1);
1175 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1179 eval_patch(origfile
, difffile
, outfile
)
1186 set_vim_var_string(VV_FNAME_IN
, origfile
, -1);
1187 set_vim_var_string(VV_FNAME_DIFF
, difffile
, -1);
1188 set_vim_var_string(VV_FNAME_OUT
, outfile
, -1);
1189 (void)eval_to_bool(p_pex
, &err
, NULL
, FALSE
);
1190 set_vim_var_string(VV_FNAME_IN
, NULL
, -1);
1191 set_vim_var_string(VV_FNAME_DIFF
, NULL
, -1);
1192 set_vim_var_string(VV_FNAME_OUT
, NULL
, -1);
1197 * Top level evaluation function, returning a boolean.
1198 * Sets "error" to TRUE if there was an error.
1199 * Return TRUE or FALSE.
1202 eval_to_bool(arg
, error
, nextcmd
, skip
)
1206 int skip
; /* only parse, don't execute */
1213 if (eval0(arg
, &tv
, nextcmd
, !skip
) == FAIL
)
1220 retval
= (get_tv_number_chk(&tv
, error
) != 0);
1231 * Top level evaluation function, returning a string. If "skip" is TRUE,
1232 * only parsing to "nextcmd" is done, without reporting errors. Return
1233 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
1236 eval_to_string_skip(arg
, nextcmd
, skip
)
1239 int skip
; /* only parse, don't execute */
1246 if (eval0(arg
, &tv
, nextcmd
, !skip
) == FAIL
|| skip
)
1250 retval
= vim_strsave(get_tv_string(&tv
));
1260 * Skip over an expression at "*pp".
1261 * Return FAIL for an error, OK otherwise.
1269 *pp
= skipwhite(*pp
);
1270 return eval1(pp
, &rettv
, FALSE
);
1274 * Top level evaluation function, returning a string.
1275 * When "convert" is TRUE convert a List into a sequence of lines and convert
1276 * a Float to a String.
1277 * Return pointer to allocated memory, or NULL for failure.
1280 eval_to_string(arg
, nextcmd
, convert
)
1289 char_u numbuf
[NUMBUFLEN
];
1292 if (eval0(arg
, &tv
, nextcmd
, TRUE
) == FAIL
)
1296 if (convert
&& tv
.v_type
== VAR_LIST
)
1298 ga_init2(&ga
, (int)sizeof(char), 80);
1299 if (tv
.vval
.v_list
!= NULL
)
1300 list_join(&ga
, tv
.vval
.v_list
, (char_u
*)"\n", TRUE
, 0);
1301 ga_append(&ga
, NUL
);
1302 retval
= (char_u
*)ga
.ga_data
;
1305 else if (convert
&& tv
.v_type
== VAR_FLOAT
)
1307 vim_snprintf((char *)numbuf
, NUMBUFLEN
, "%g", tv
.vval
.v_float
);
1308 retval
= vim_strsave(numbuf
);
1312 retval
= vim_strsave(get_tv_string(&tv
));
1320 * Call eval_to_string() without using current local variables and using
1321 * textlock. When "use_sandbox" is TRUE use the sandbox.
1324 eval_to_string_safe(arg
, nextcmd
, use_sandbox
)
1330 void *save_funccalp
;
1332 save_funccalp
= save_funccal();
1336 retval
= eval_to_string(arg
, nextcmd
, FALSE
);
1340 restore_funccal(save_funccalp
);
1345 * Top level evaluation function, returning a number.
1346 * Evaluates "expr" silently.
1347 * Returns -1 for an error.
1350 eval_to_number(expr
)
1355 char_u
*p
= skipwhite(expr
);
1359 if (eval1(&p
, &rettv
, TRUE
) == FAIL
)
1363 retval
= get_tv_number_chk(&rettv
, NULL
);
1372 * Prepare v: variable "idx" to be used.
1373 * Save the current typeval in "save_tv".
1374 * When not used yet add the variable to the v: hashtable.
1377 prepare_vimvar(idx
, save_tv
)
1381 *save_tv
= vimvars
[idx
].vv_tv
;
1382 if (vimvars
[idx
].vv_type
== VAR_UNKNOWN
)
1383 hash_add(&vimvarht
, vimvars
[idx
].vv_di
.di_key
);
1387 * Restore v: variable "idx" to typeval "save_tv".
1388 * When no longer defined, remove the variable from the v: hashtable.
1391 restore_vimvar(idx
, save_tv
)
1397 vimvars
[idx
].vv_tv
= *save_tv
;
1398 if (vimvars
[idx
].vv_type
== VAR_UNKNOWN
)
1400 hi
= hash_find(&vimvarht
, vimvars
[idx
].vv_di
.di_key
);
1401 if (HASHITEM_EMPTY(hi
))
1402 EMSG2(_(e_intern2
), "restore_vimvar()");
1404 hash_remove(&vimvarht
, hi
);
1408 #if defined(FEAT_SPELL) || defined(PROTO)
1410 * Evaluate an expression to a list with suggestions.
1411 * For the "expr:" part of 'spellsuggest'.
1412 * Returns NULL when there is an error.
1415 eval_spell_expr(badword
, expr
)
1421 list_T
*list
= NULL
;
1422 char_u
*p
= skipwhite(expr
);
1424 /* Set "v:val" to the bad word. */
1425 prepare_vimvar(VV_VAL
, &save_val
);
1426 vimvars
[VV_VAL
].vv_type
= VAR_STRING
;
1427 vimvars
[VV_VAL
].vv_str
= badword
;
1431 if (eval1(&p
, &rettv
, TRUE
) == OK
)
1433 if (rettv
.v_type
!= VAR_LIST
)
1436 list
= rettv
.vval
.v_list
;
1441 restore_vimvar(VV_VAL
, &save_val
);
1447 * "list" is supposed to contain two items: a word and a number. Return the
1448 * word in "pp" and the number as the return value.
1449 * Return -1 if anything isn't right.
1450 * Used to get the good word and score from the eval_spell_expr() result.
1453 get_spellword(list
, pp
)
1459 li
= list
->lv_first
;
1462 *pp
= get_tv_string(&li
->li_tv
);
1467 return get_tv_number(&li
->li_tv
);
1472 * Top level evaluation function.
1473 * Returns an allocated typval_T with the result.
1474 * Returns NULL when there is an error.
1477 eval_expr(arg
, nextcmd
)
1483 tv
= (typval_T
*)alloc(sizeof(typval_T
));
1484 if (tv
!= NULL
&& eval0(arg
, tv
, nextcmd
, TRUE
) == FAIL
)
1494 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) \
1495 || defined(FEAT_COMPL_FUNC) || defined(PROTO)
1497 * Call some vimL function and return the result in "*rettv".
1498 * Uses argv[argc] for the function arguments. Only Number and String
1499 * arguments are currently supported.
1500 * Returns OK or FAIL.
1503 call_vim_function(func
, argc
, argv
, safe
, rettv
)
1507 int safe
; /* use the sandbox */
1515 void *save_funccalp
= NULL
;
1518 argvars
= (typval_T
*)alloc((unsigned)((argc
+ 1) * sizeof(typval_T
)));
1519 if (argvars
== NULL
)
1522 for (i
= 0; i
< argc
; i
++)
1524 /* Pass a NULL or empty argument as an empty string */
1525 if (argv
[i
] == NULL
|| *argv
[i
] == NUL
)
1527 argvars
[i
].v_type
= VAR_STRING
;
1528 argvars
[i
].vval
.v_string
= (char_u
*)"";
1532 /* Recognize a number argument, the others must be strings. */
1533 vim_str2nr(argv
[i
], NULL
, &len
, TRUE
, TRUE
, &n
, NULL
);
1534 if (len
!= 0 && len
== (int)STRLEN(argv
[i
]))
1536 argvars
[i
].v_type
= VAR_NUMBER
;
1537 argvars
[i
].vval
.v_number
= n
;
1541 argvars
[i
].v_type
= VAR_STRING
;
1542 argvars
[i
].vval
.v_string
= argv
[i
];
1548 save_funccalp
= save_funccal();
1552 rettv
->v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
1553 ret
= call_func(func
, (int)STRLEN(func
), rettv
, argc
, argvars
,
1554 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
1555 &doesrange
, TRUE
, NULL
);
1559 restore_funccal(save_funccalp
);
1569 # if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
1571 * Call vimL function "func" and return the result as a string.
1572 * Returns NULL when calling the function fails.
1573 * Uses argv[argc] for the function arguments.
1576 call_func_retstr(func
, argc
, argv
, safe
)
1580 int safe
; /* use the sandbox */
1585 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1588 retval
= vim_strsave(get_tv_string(&rettv
));
1594 # if defined(FEAT_COMPL_FUNC) || defined(PROTO)
1596 * Call vimL function "func" and return the result as a number.
1597 * Returns -1 when calling the function fails.
1598 * Uses argv[argc] for the function arguments.
1601 call_func_retnr(func
, argc
, argv
, safe
)
1605 int safe
; /* use the sandbox */
1610 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1613 retval
= get_tv_number_chk(&rettv
, NULL
);
1620 * Call vimL function "func" and return the result as a List.
1621 * Uses argv[argc] for the function arguments.
1622 * Returns NULL when there is something wrong.
1625 call_func_retlist(func
, argc
, argv
, safe
)
1629 int safe
; /* use the sandbox */
1633 if (call_vim_function(func
, argc
, argv
, safe
, &rettv
) == FAIL
)
1636 if (rettv
.v_type
!= VAR_LIST
)
1642 return rettv
.vval
.v_list
;
1648 * Save the current function call pointer, and set it to NULL.
1649 * Used when executing autocommands and for ":source".
1654 funccall_T
*fc
= current_funccal
;
1656 current_funccal
= NULL
;
1661 restore_funccal(vfc
)
1664 funccall_T
*fc
= (funccall_T
*)vfc
;
1666 current_funccal
= fc
;
1669 #if defined(FEAT_PROFILE) || defined(PROTO)
1671 * Prepare profiling for entering a child or something else that is not
1672 * counted for the script/function itself.
1673 * Should always be called in pair with prof_child_exit().
1676 prof_child_enter(tm
)
1677 proftime_T
*tm
; /* place to store waittime */
1679 funccall_T
*fc
= current_funccal
;
1681 if (fc
!= NULL
&& fc
->func
->uf_profiling
)
1682 profile_start(&fc
->prof_child
);
1683 script_prof_save(tm
);
1687 * Take care of time spent in a child.
1688 * Should always be called after prof_child_enter().
1692 proftime_T
*tm
; /* where waittime was stored */
1694 funccall_T
*fc
= current_funccal
;
1696 if (fc
!= NULL
&& fc
->func
->uf_profiling
)
1698 profile_end(&fc
->prof_child
);
1699 profile_sub_wait(tm
, &fc
->prof_child
); /* don't count waiting time */
1700 profile_add(&fc
->func
->uf_tm_children
, &fc
->prof_child
);
1701 profile_add(&fc
->func
->uf_tml_children
, &fc
->prof_child
);
1703 script_prof_restore(tm
);
1710 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
1711 * it in "*cp". Doesn't give error messages.
1714 eval_foldexpr(arg
, cp
)
1721 int use_sandbox
= was_set_insecurely((char_u
*)"foldexpr",
1729 if (eval0(arg
, &tv
, NULL
, TRUE
) == FAIL
)
1733 /* If the result is a number, just return the number. */
1734 if (tv
.v_type
== VAR_NUMBER
)
1735 retval
= tv
.vval
.v_number
;
1736 else if (tv
.v_type
!= VAR_STRING
|| tv
.vval
.v_string
== NULL
)
1740 /* If the result is a string, check if there is a non-digit before
1742 s
= tv
.vval
.v_string
;
1743 if (!VIM_ISDIGIT(*s
) && *s
!= '-')
1745 retval
= atol((char *)s
);
1759 * ":let" list all variable values
1760 * ":let var1 var2" list variable values
1761 * ":let var = expr" assignment command.
1762 * ":let var += expr" assignment command.
1763 * ":let var -= expr" assignment command.
1764 * ":let var .= expr" assignment command.
1765 * ":let [var1, var2] = expr" unpack list.
1771 char_u
*arg
= eap
->arg
;
1772 char_u
*expr
= NULL
;
1781 argend
= skip_var_list(arg
, &var_count
, &semicolon
);
1784 if (argend
> arg
&& argend
[-1] == '.') /* for var.='str' */
1786 expr
= vim_strchr(argend
, '=');
1790 * ":let" without "=": list variables
1794 else if (!ends_excmd(*arg
))
1795 /* ":let var1 var2" */
1796 arg
= list_arg_vars(eap
, arg
, &first
);
1797 else if (!eap
->skip
)
1800 list_glob_vars(&first
);
1801 list_buf_vars(&first
);
1802 list_win_vars(&first
);
1804 list_tab_vars(&first
);
1806 list_script_vars(&first
);
1807 list_func_vars(&first
);
1808 list_vim_vars(&first
);
1810 eap
->nextcmd
= check_nextcmd(arg
);
1818 if (vim_strchr((char_u
*)"+-.", expr
[-1]) != NULL
)
1819 op
[0] = expr
[-1]; /* +=, -= or .= */
1821 expr
= skipwhite(expr
+ 1);
1825 i
= eval0(expr
, &rettv
, &eap
->nextcmd
, !eap
->skip
);
1834 (void)ex_let_vars(eap
->arg
, &rettv
, FALSE
, semicolon
, var_count
,
1842 * Assign the typevalue "tv" to the variable or variables at "arg_start".
1843 * Handles both "var" with any type and "[var, var; var]" with a list type.
1844 * When "nextchars" is not NULL it points to a string with characters that
1845 * must appear after the variable(s). Use "+", "-" or "." for add, subtract
1847 * Returns OK or FAIL;
1850 ex_let_vars(arg_start
, tv
, copy
, semicolon
, var_count
, nextchars
)
1853 int copy
; /* copy values from "tv", don't move */
1854 int semicolon
; /* from skip_var_list() */
1855 int var_count
; /* from skip_var_list() */
1858 char_u
*arg
= arg_start
;
1867 * ":let var = expr" or ":for var in list"
1869 if (ex_let_one(arg
, tv
, copy
, nextchars
, nextchars
) == NULL
)
1875 * ":let [v1, v2] = list" or ":for [v1, v2] in listlist"
1877 if (tv
->v_type
!= VAR_LIST
|| (l
= tv
->vval
.v_list
) == NULL
)
1884 if (semicolon
== 0 && var_count
< i
)
1886 EMSG(_("E687: Less targets than List items"));
1889 if (var_count
- semicolon
> i
)
1891 EMSG(_("E688: More targets than List items"));
1898 arg
= skipwhite(arg
+ 1);
1899 arg
= ex_let_one(arg
, &item
->li_tv
, TRUE
, (char_u
*)",;]", nextchars
);
1900 item
= item
->li_next
;
1904 arg
= skipwhite(arg
);
1907 /* Put the rest of the list (may be empty) in the var after ';'.
1908 * Create a new list for this. */
1912 while (item
!= NULL
)
1914 list_append_tv(l
, &item
->li_tv
);
1915 item
= item
->li_next
;
1918 ltv
.v_type
= VAR_LIST
;
1920 ltv
.vval
.v_list
= l
;
1923 arg
= ex_let_one(skipwhite(arg
+ 1), <v
, FALSE
,
1924 (char_u
*)"]", nextchars
);
1930 else if (*arg
!= ',' && *arg
!= ']')
1932 EMSG2(_(e_intern2
), "ex_let_vars()");
1941 * Skip over assignable variable "var" or list of variables "[var, var]".
1942 * Used for ":let varvar = expr" and ":for varvar in expr".
1943 * For "[var, var]" increment "*var_count" for each variable.
1944 * for "[var, var; var]" set "semicolon".
1945 * Return NULL for an error.
1948 skip_var_list(arg
, var_count
, semicolon
)
1957 /* "[var, var]": find the matching ']'. */
1961 p
= skipwhite(p
+ 1); /* skip whites after '[', ';' or ',' */
1962 s
= skip_var_one(p
);
1965 EMSG2(_(e_invarg2
), p
);
1975 if (*semicolon
== 1)
1977 EMSG(_("Double ; in list of variables"));
1984 EMSG2(_(e_invarg2
), p
);
1991 return skip_var_one(arg
);
1995 * Skip one (assignable) variable name, including @r, $VAR, &option, d.key,
2002 if (*arg
== '@' && arg
[1] != NUL
)
2004 return find_name_end(*arg
== '$' || *arg
== '&' ? arg
+ 1 : arg
,
2005 NULL
, NULL
, FNE_INCL_BR
| FNE_CHECK_START
);
2009 * List variables for hashtab "ht" with prefix "prefix".
2010 * If "empty" is TRUE also list NULL strings as empty strings.
2013 list_hashtable_vars(ht
, prefix
, empty
, first
)
2023 todo
= (int)ht
->ht_used
;
2024 for (hi
= ht
->ht_array
; todo
> 0 && !got_int
; ++hi
)
2026 if (!HASHITEM_EMPTY(hi
))
2030 if (empty
|| di
->di_tv
.v_type
!= VAR_STRING
2031 || di
->di_tv
.vval
.v_string
!= NULL
)
2032 list_one_var(di
, prefix
, first
);
2038 * List global variables.
2041 list_glob_vars(first
)
2044 list_hashtable_vars(&globvarht
, (char_u
*)"", TRUE
, first
);
2048 * List buffer variables.
2051 list_buf_vars(first
)
2054 char_u numbuf
[NUMBUFLEN
];
2056 list_hashtable_vars(&curbuf
->b_vars
.dv_hashtab
, (char_u
*)"b:",
2059 sprintf((char *)numbuf
, "%ld", (long)curbuf
->b_changedtick
);
2060 list_one_var_a((char_u
*)"b:", (char_u
*)"changedtick", VAR_NUMBER
,
2065 * List window variables.
2068 list_win_vars(first
)
2071 list_hashtable_vars(&curwin
->w_vars
.dv_hashtab
,
2072 (char_u
*)"w:", TRUE
, first
);
2077 * List tab page variables.
2080 list_tab_vars(first
)
2083 list_hashtable_vars(&curtab
->tp_vars
.dv_hashtab
,
2084 (char_u
*)"t:", TRUE
, first
);
2089 * List Vim variables.
2092 list_vim_vars(first
)
2095 list_hashtable_vars(&vimvarht
, (char_u
*)"v:", FALSE
, first
);
2099 * List script-local variables, if there is a script.
2102 list_script_vars(first
)
2105 if (current_SID
> 0 && current_SID
<= ga_scripts
.ga_len
)
2106 list_hashtable_vars(&SCRIPT_VARS(current_SID
),
2107 (char_u
*)"s:", FALSE
, first
);
2111 * List function variables, if there is a function.
2114 list_func_vars(first
)
2117 if (current_funccal
!= NULL
)
2118 list_hashtable_vars(¤t_funccal
->l_vars
.dv_hashtab
,
2119 (char_u
*)"l:", FALSE
, first
);
2123 * List variables in "arg".
2126 list_arg_vars(eap
, arg
, first
)
2139 while (!ends_excmd(*arg
) && !got_int
)
2141 if (error
|| eap
->skip
)
2143 arg
= find_name_end(arg
, NULL
, NULL
, FNE_INCL_BR
| FNE_CHECK_START
);
2144 if (!vim_iswhite(*arg
) && !ends_excmd(*arg
))
2147 EMSG(_(e_trailing
));
2153 /* get_name_len() takes care of expanding curly braces */
2154 name_start
= name
= arg
;
2155 len
= get_name_len(&arg
, &tofree
, TRUE
, TRUE
);
2158 /* This is mainly to keep test 49 working: when expanding
2159 * curly braces fails overrule the exception error message. */
2160 if (len
< 0 && !aborting())
2163 EMSG2(_(e_invarg2
), arg
);
2172 if (get_var_tv(name
, len
, &tv
, TRUE
) == FAIL
)
2176 /* handle d.key, l[idx], f(expr) */
2178 if (handle_subscript(&arg
, &tv
, TRUE
, TRUE
) == FAIL
)
2182 if (arg
== arg_subsc
&& len
== 2 && name
[1] == ':')
2186 case 'g': list_glob_vars(first
); break;
2187 case 'b': list_buf_vars(first
); break;
2188 case 'w': list_win_vars(first
); break;
2190 case 't': list_tab_vars(first
); break;
2192 case 'v': list_vim_vars(first
); break;
2193 case 's': list_script_vars(first
); break;
2194 case 'l': list_func_vars(first
); break;
2196 EMSG2(_("E738: Can't list variables for %s"), name
);
2201 char_u numbuf
[NUMBUFLEN
];
2206 s
= echo_string(&tv
, &tf
, numbuf
, 0);
2209 list_one_var_a((char_u
*)"",
2210 arg
== arg_subsc
? name
: name_start
,
2212 s
== NULL
? (char_u
*)"" : s
,
2225 arg
= skipwhite(arg
);
2232 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
2233 * Returns a pointer to the char just after the var name.
2234 * Returns NULL if there is an error.
2237 ex_let_one(arg
, tv
, copy
, endchars
, op
)
2238 char_u
*arg
; /* points to variable name */
2239 typval_T
*tv
; /* value to assign to variable */
2240 int copy
; /* copy value from "tv" */
2241 char_u
*endchars
; /* valid chars after variable name or NULL */
2242 char_u
*op
; /* "+", "-", "." or NULL*/
2247 char_u
*arg_end
= NULL
;
2250 char_u
*tofree
= NULL
;
2253 * ":let $VAR = expr": Set environment variable.
2257 /* Find the end of the name. */
2260 len
= get_env_len(&arg
);
2262 EMSG2(_(e_invarg2
), name
- 1);
2265 if (op
!= NULL
&& (*op
== '+' || *op
== '-'))
2266 EMSG2(_(e_letwrong
), op
);
2267 else if (endchars
!= NULL
2268 && vim_strchr(endchars
, *skipwhite(arg
)) == NULL
)
2269 EMSG(_(e_letunexp
));
2274 p
= get_tv_string_chk(tv
);
2275 if (p
!= NULL
&& op
!= NULL
&& *op
== '.')
2277 int mustfree
= FALSE
;
2278 char_u
*s
= vim_getenv(name
, &mustfree
);
2282 p
= tofree
= concat_str(s
, p
);
2289 vim_setenv(name
, p
);
2290 if (STRICMP(name
, "HOME") == 0)
2292 else if (didset_vim
&& STRICMP(name
, "VIM") == 0)
2294 else if (didset_vimruntime
2295 && STRICMP(name
, "VIMRUNTIME") == 0)
2296 didset_vimruntime
= FALSE
;
2306 * ":let &option = expr": Set option value.
2307 * ":let &l:option = expr": Set local option value.
2308 * ":let &g:option = expr": Set global option value.
2310 else if (*arg
== '&')
2312 /* Find the end of the name. */
2313 p
= find_option_end(&arg
, &opt_flags
);
2314 if (p
== NULL
|| (endchars
!= NULL
2315 && vim_strchr(endchars
, *skipwhite(p
)) == NULL
))
2316 EMSG(_(e_letunexp
));
2322 char_u
*stringval
= NULL
;
2328 n
= get_tv_number(tv
);
2329 s
= get_tv_string_chk(tv
); /* != NULL if number or string */
2330 if (s
!= NULL
&& op
!= NULL
&& *op
!= '=')
2332 opt_type
= get_option_value(arg
, &numval
,
2333 &stringval
, opt_flags
);
2334 if ((opt_type
== 1 && *op
== '.')
2335 || (opt_type
== 0 && *op
!= '.'))
2336 EMSG2(_(e_letwrong
), op
);
2339 if (opt_type
== 1) /* number */
2346 else if (opt_type
== 0 && stringval
!= NULL
) /* string */
2348 s
= concat_str(stringval
, s
);
2349 vim_free(stringval
);
2356 set_option_value(arg
, n
, s
, opt_flags
);
2360 vim_free(stringval
);
2365 * ":let @r = expr": Set register contents.
2367 else if (*arg
== '@')
2370 if (op
!= NULL
&& (*op
== '+' || *op
== '-'))
2371 EMSG2(_(e_letwrong
), op
);
2372 else if (endchars
!= NULL
2373 && vim_strchr(endchars
, *skipwhite(arg
+ 1)) == NULL
)
2374 EMSG(_(e_letunexp
));
2377 char_u
*ptofree
= NULL
;
2380 p
= get_tv_string_chk(tv
);
2381 if (p
!= NULL
&& op
!= NULL
&& *op
== '.')
2383 s
= get_reg_contents(*arg
== '@' ? '"' : *arg
, TRUE
, TRUE
);
2386 p
= ptofree
= concat_str(s
, p
);
2392 write_reg_contents(*arg
== '@' ? '"' : *arg
, p
, -1, FALSE
);
2400 * ":let var = expr": Set internal variable.
2401 * ":let {expr} = expr": Idem, name made with curly braces
2403 else if (eval_isnamec1(*arg
) || *arg
== '{')
2407 p
= get_lval(arg
, tv
, &lv
, FALSE
, FALSE
, FALSE
, FNE_CHECK_START
);
2408 if (p
!= NULL
&& lv
.ll_name
!= NULL
)
2410 if (endchars
!= NULL
&& vim_strchr(endchars
, *skipwhite(p
)) == NULL
)
2411 EMSG(_(e_letunexp
));
2414 set_var_lval(&lv
, p
, tv
, copy
, op
);
2422 EMSG2(_(e_invarg2
), arg
);
2428 * If "arg" is equal to "b:changedtick" give an error and return TRUE.
2431 check_changedtick(arg
)
2434 if (STRNCMP(arg
, "b:changedtick", 13) == 0 && !eval_isnamec(arg
[13]))
2436 EMSG2(_(e_readonlyvar
), arg
);
2443 * Get an lval: variable, Dict item or List item that can be assigned a value
2444 * to: "name", "na{me}", "name[expr]", "name[expr:expr]", "name[expr][expr]",
2445 * "name.key", "name.key[expr]" etc.
2446 * Indexing only works if "name" is an existing List or Dictionary.
2447 * "name" points to the start of the name.
2448 * If "rettv" is not NULL it points to the value to be assigned.
2449 * "unlet" is TRUE for ":unlet": slightly different behavior when something is
2450 * wrong; must end in space or cmd separator.
2452 * Returns a pointer to just after the name, including indexes.
2453 * When an evaluation error occurs "lp->ll_name" is NULL;
2454 * Returns NULL for a parsing error. Still need to free items in "lp"!
2457 get_lval(name
, rettv
, lp
, unlet
, skip
, quiet
, fne_flags
)
2463 int quiet
; /* don't give error messages */
2464 int fne_flags
; /* flags for find_name_end() */
2467 char_u
*expr_start
, *expr_end
;
2478 /* Clear everything in "lp". */
2479 vim_memset(lp
, 0, sizeof(lval_T
));
2483 /* When skipping just find the end of the name. */
2485 return find_name_end(name
, NULL
, NULL
, FNE_INCL_BR
| fne_flags
);
2488 /* Find the end of the name. */
2489 p
= find_name_end(name
, &expr_start
, &expr_end
, fne_flags
);
2490 if (expr_start
!= NULL
)
2492 /* Don't expand the name when we already know there is an error. */
2493 if (unlet
&& !vim_iswhite(*p
) && !ends_excmd(*p
)
2494 && *p
!= '[' && *p
!= '.')
2496 EMSG(_(e_trailing
));
2500 lp
->ll_exp_name
= make_expanded_name(name
, expr_start
, expr_end
, p
);
2501 if (lp
->ll_exp_name
== NULL
)
2503 /* Report an invalid expression in braces, unless the
2504 * expression evaluation has been cancelled due to an
2505 * aborting error, an interrupt, or an exception. */
2506 if (!aborting() && !quiet
)
2509 EMSG2(_(e_invarg2
), name
);
2513 lp
->ll_name
= lp
->ll_exp_name
;
2518 /* Without [idx] or .key we are done. */
2519 if ((*p
!= '[' && *p
!= '.') || lp
->ll_name
== NULL
)
2524 v
= find_var(lp
->ll_name
, &ht
);
2525 if (v
== NULL
&& !quiet
)
2526 EMSG2(_(e_undefvar
), lp
->ll_name
);
2532 * Loop until no more [idx] or .key is following.
2534 lp
->ll_tv
= &v
->di_tv
;
2535 while (*p
== '[' || (*p
== '.' && lp
->ll_tv
->v_type
== VAR_DICT
))
2537 if (!(lp
->ll_tv
->v_type
== VAR_LIST
&& lp
->ll_tv
->vval
.v_list
!= NULL
)
2538 && !(lp
->ll_tv
->v_type
== VAR_DICT
2539 && lp
->ll_tv
->vval
.v_dict
!= NULL
))
2542 EMSG(_("E689: Can only index a List or Dictionary"));
2548 EMSG(_("E708: [:] must come last"));
2556 for (len
= 0; ASCII_ISALNUM(key
[len
]) || key
[len
] == '_'; ++len
)
2561 EMSG(_(e_emptykey
));
2568 /* Get the index [expr] or the first index [expr: ]. */
2569 p
= skipwhite(p
+ 1);
2575 if (eval1(&p
, &var1
, TRUE
) == FAIL
) /* recursive! */
2577 if (get_tv_string_chk(&var1
) == NULL
)
2579 /* not a number or string */
2585 /* Optionally get the second index [ :expr]. */
2588 if (lp
->ll_tv
->v_type
== VAR_DICT
)
2591 EMSG(_(e_dictrange
));
2596 if (rettv
!= NULL
&& (rettv
->v_type
!= VAR_LIST
2597 || rettv
->vval
.v_list
== NULL
))
2600 EMSG(_("E709: [:] requires a List value"));
2605 p
= skipwhite(p
+ 1);
2607 lp
->ll_empty2
= TRUE
;
2610 lp
->ll_empty2
= FALSE
;
2611 if (eval1(&p
, &var2
, TRUE
) == FAIL
) /* recursive! */
2617 if (get_tv_string_chk(&var2
) == NULL
)
2619 /* not a number or string */
2626 lp
->ll_range
= TRUE
;
2629 lp
->ll_range
= FALSE
;
2634 EMSG(_(e_missbrac
));
2637 if (lp
->ll_range
&& !lp
->ll_empty2
)
2642 /* Skip to past ']'. */
2646 if (lp
->ll_tv
->v_type
== VAR_DICT
)
2650 /* "[key]": get key from "var1" */
2651 key
= get_tv_string(&var1
); /* is number or string */
2655 EMSG(_(e_emptykey
));
2661 lp
->ll_dict
= lp
->ll_tv
->vval
.v_dict
;
2662 lp
->ll_di
= dict_find(lp
->ll_dict
, key
, len
);
2663 if (lp
->ll_di
== NULL
)
2665 /* Key does not exist in dict: may need to add it. */
2666 if (*p
== '[' || *p
== '.' || unlet
)
2669 EMSG2(_(e_dictkey
), key
);
2675 lp
->ll_newkey
= vim_strsave(key
);
2677 lp
->ll_newkey
= vim_strnsave(key
, len
);
2680 if (lp
->ll_newkey
== NULL
)
2686 lp
->ll_tv
= &lp
->ll_di
->di_tv
;
2691 * Get the number and item for the only or first index of the List.
2697 lp
->ll_n1
= get_tv_number(&var1
); /* is number or string */
2701 lp
->ll_list
= lp
->ll_tv
->vval
.v_list
;
2702 lp
->ll_li
= list_find(lp
->ll_list
, lp
->ll_n1
);
2703 if (lp
->ll_li
== NULL
)
2708 lp
->ll_li
= list_find(lp
->ll_list
, lp
->ll_n1
);
2711 if (lp
->ll_li
== NULL
)
2713 if (lp
->ll_range
&& !lp
->ll_empty2
)
2719 * May need to find the item or absolute index for the second
2721 * When no index given: "lp->ll_empty2" is TRUE.
2722 * Otherwise "lp->ll_n2" is set to the second index.
2724 if (lp
->ll_range
&& !lp
->ll_empty2
)
2726 lp
->ll_n2
= get_tv_number(&var2
); /* is number or string */
2730 ni
= list_find(lp
->ll_list
, lp
->ll_n2
);
2733 lp
->ll_n2
= list_idx_of_item(lp
->ll_list
, ni
);
2736 /* Check that lp->ll_n2 isn't before lp->ll_n1. */
2738 lp
->ll_n1
= list_idx_of_item(lp
->ll_list
, lp
->ll_li
);
2739 if (lp
->ll_n2
< lp
->ll_n1
)
2743 lp
->ll_tv
= &lp
->ll_li
->li_tv
;
2751 * Clear lval "lp" that was filled by get_lval().
2757 vim_free(lp
->ll_exp_name
);
2758 vim_free(lp
->ll_newkey
);
2762 * Set a variable that was parsed by get_lval() to "rettv".
2763 * "endp" points to just after the parsed name.
2764 * "op" is NULL, "+" for "+=", "-" for "-=", "." for ".=" or "=" for "=".
2767 set_var_lval(lp
, endp
, rettv
, copy
, op
)
2778 if (lp
->ll_tv
== NULL
)
2780 if (!check_changedtick(lp
->ll_name
))
2784 if (op
!= NULL
&& *op
!= '=')
2788 /* handle +=, -= and .= */
2789 if (get_var_tv(lp
->ll_name
, (int)STRLEN(lp
->ll_name
),
2792 if (tv_op(&tv
, rettv
, op
) == OK
)
2793 set_var(lp
->ll_name
, &tv
, FALSE
);
2798 set_var(lp
->ll_name
, rettv
, copy
);
2802 else if (tv_check_lock(lp
->ll_newkey
== NULL
2804 : lp
->ll_tv
->vval
.v_dict
->dv_lock
, lp
->ll_name
))
2806 else if (lp
->ll_range
)
2809 * Assign the List values to the list items.
2811 for (ri
= rettv
->vval
.v_list
->lv_first
; ri
!= NULL
; )
2813 if (op
!= NULL
&& *op
!= '=')
2814 tv_op(&lp
->ll_li
->li_tv
, &ri
->li_tv
, op
);
2817 clear_tv(&lp
->ll_li
->li_tv
);
2818 copy_tv(&ri
->li_tv
, &lp
->ll_li
->li_tv
);
2821 if (ri
== NULL
|| (!lp
->ll_empty2
&& lp
->ll_n2
== lp
->ll_n1
))
2823 if (lp
->ll_li
->li_next
== NULL
)
2825 /* Need to add an empty item. */
2826 if (list_append_number(lp
->ll_list
, 0) == FAIL
)
2832 lp
->ll_li
= lp
->ll_li
->li_next
;
2836 EMSG(_("E710: List value has more items than target"));
2837 else if (lp
->ll_empty2
2838 ? (lp
->ll_li
!= NULL
&& lp
->ll_li
->li_next
!= NULL
)
2839 : lp
->ll_n1
!= lp
->ll_n2
)
2840 EMSG(_("E711: List value has not enough items"));
2845 * Assign to a List or Dictionary item.
2847 if (lp
->ll_newkey
!= NULL
)
2849 if (op
!= NULL
&& *op
!= '=')
2851 EMSG2(_(e_letwrong
), op
);
2855 /* Need to add an item to the Dictionary. */
2856 di
= dictitem_alloc(lp
->ll_newkey
);
2859 if (dict_add(lp
->ll_tv
->vval
.v_dict
, di
) == FAIL
)
2864 lp
->ll_tv
= &di
->di_tv
;
2866 else if (op
!= NULL
&& *op
!= '=')
2868 tv_op(lp
->ll_tv
, rettv
, op
);
2872 clear_tv(lp
->ll_tv
);
2875 * Assign the value to the variable or list item.
2878 copy_tv(rettv
, lp
->ll_tv
);
2881 *lp
->ll_tv
= *rettv
;
2882 lp
->ll_tv
->v_lock
= 0;
2889 * Handle "tv1 += tv2", "tv1 -= tv2" and "tv1 .= tv2"
2890 * Returns OK or FAIL.
2899 char_u numbuf
[NUMBUFLEN
];
2902 /* Can't do anything with a Funcref or a Dict on the right. */
2903 if (tv2
->v_type
!= VAR_FUNC
&& tv2
->v_type
!= VAR_DICT
)
2905 switch (tv1
->v_type
)
2912 if (*op
!= '+' || tv2
->v_type
!= VAR_LIST
)
2915 if (tv1
->vval
.v_list
!= NULL
&& tv2
->vval
.v_list
!= NULL
)
2916 list_extend(tv1
->vval
.v_list
, tv2
->vval
.v_list
, NULL
);
2921 if (tv2
->v_type
== VAR_LIST
)
2923 if (*op
== '+' || *op
== '-')
2925 /* nr += nr or nr -= nr*/
2926 n
= get_tv_number(tv1
);
2928 if (tv2
->v_type
== VAR_FLOAT
)
2933 f
+= tv2
->vval
.v_float
;
2935 f
-= tv2
->vval
.v_float
;
2937 tv1
->v_type
= VAR_FLOAT
;
2938 tv1
->vval
.v_float
= f
;
2944 n
+= get_tv_number(tv2
);
2946 n
-= get_tv_number(tv2
);
2948 tv1
->v_type
= VAR_NUMBER
;
2949 tv1
->vval
.v_number
= n
;
2954 if (tv2
->v_type
== VAR_FLOAT
)
2958 s
= get_tv_string(tv1
);
2959 s
= concat_str(s
, get_tv_string_buf(tv2
, numbuf
));
2961 tv1
->v_type
= VAR_STRING
;
2962 tv1
->vval
.v_string
= s
;
2971 if (*op
== '.' || (tv2
->v_type
!= VAR_FLOAT
2972 && tv2
->v_type
!= VAR_NUMBER
2973 && tv2
->v_type
!= VAR_STRING
))
2975 if (tv2
->v_type
== VAR_FLOAT
)
2976 f
= tv2
->vval
.v_float
;
2978 f
= get_tv_number(tv2
);
2980 tv1
->vval
.v_float
+= f
;
2982 tv1
->vval
.v_float
-= f
;
2989 EMSG2(_(e_letwrong
), op
);
2994 * Add a watcher to a list.
2997 list_add_watch(l
, lw
)
3001 lw
->lw_next
= l
->lv_watch
;
3006 * Remove a watcher from a list.
3007 * No warning when it isn't found...
3010 list_rem_watch(l
, lwrem
)
3014 listwatch_T
*lw
, **lwp
;
3017 for (lw
= l
->lv_watch
; lw
!= NULL
; lw
= lw
->lw_next
)
3029 * Just before removing an item from a list: advance watchers to the next
3033 list_fix_watch(l
, item
)
3039 for (lw
= l
->lv_watch
; lw
!= NULL
; lw
= lw
->lw_next
)
3040 if (lw
->lw_item
== item
)
3041 lw
->lw_item
= item
->li_next
;
3045 * Evaluate the expression used in a ":for var in expr" command.
3046 * "arg" points to "var".
3047 * Set "*errp" to TRUE for an error, FALSE otherwise;
3048 * Return a pointer that holds the info. Null when there is an error.
3051 eval_for_line(arg
, errp
, nextcmdp
, skip
)
3062 *errp
= TRUE
; /* default: there is an error */
3064 fi
= (forinfo_T
*)alloc_clear(sizeof(forinfo_T
));
3068 expr
= skip_var_list(arg
, &fi
->fi_varcount
, &fi
->fi_semicolon
);
3072 expr
= skipwhite(expr
);
3073 if (expr
[0] != 'i' || expr
[1] != 'n' || !vim_iswhite(expr
[2]))
3075 EMSG(_("E690: Missing \"in\" after :for"));
3081 if (eval0(skipwhite(expr
+ 2), &tv
, nextcmdp
, !skip
) == OK
)
3087 if (tv
.v_type
!= VAR_LIST
|| l
== NULL
)
3094 /* No need to increment the refcount, it's already set for the
3095 * list being used in "tv". */
3097 list_add_watch(l
, &fi
->fi_lw
);
3098 fi
->fi_lw
.lw_item
= l
->lv_first
;
3109 * Use the first item in a ":for" list. Advance to the next.
3110 * Assign the values to the variable (list). "arg" points to the first one.
3111 * Return TRUE when a valid item was found, FALSE when at end of list or
3115 next_for_item(fi_void
, arg
)
3119 forinfo_T
*fi
= (forinfo_T
*)fi_void
;
3123 item
= fi
->fi_lw
.lw_item
;
3128 fi
->fi_lw
.lw_item
= item
->li_next
;
3129 result
= (ex_let_vars(arg
, &item
->li_tv
, TRUE
,
3130 fi
->fi_semicolon
, fi
->fi_varcount
, NULL
) == OK
);
3136 * Free the structure used to store info used by ":for".
3139 free_for_info(fi_void
)
3142 forinfo_T
*fi
= (forinfo_T
*)fi_void
;
3144 if (fi
!= NULL
&& fi
->fi_list
!= NULL
)
3146 list_rem_watch(fi
->fi_list
, &fi
->fi_lw
);
3147 list_unref(fi
->fi_list
);
3152 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
3155 set_context_for_expression(xp
, arg
, cmdidx
)
3164 if (cmdidx
== CMD_let
)
3166 xp
->xp_context
= EXPAND_USER_VARS
;
3167 if (vim_strpbrk(arg
, (char_u
*)"\"'+-*/%.=!?~|&$([<>,#") == NULL
)
3169 /* ":let var1 var2 ...": find last space. */
3170 for (p
= arg
+ STRLEN(arg
); p
>= arg
; )
3173 mb_ptr_back(arg
, p
);
3174 if (vim_iswhite(*p
))
3181 xp
->xp_context
= cmdidx
== CMD_call
? EXPAND_FUNCTIONS
3182 : EXPAND_EXPRESSION
;
3183 while ((xp
->xp_pattern
= vim_strpbrk(arg
,
3184 (char_u
*)"\"'+-*/%.=!?~|&$([<>,#")) != NULL
)
3186 c
= *xp
->xp_pattern
;
3189 c
= xp
->xp_pattern
[1];
3193 xp
->xp_context
= cmdidx
!= CMD_let
|| got_eq
3194 ? EXPAND_EXPRESSION
: EXPAND_NOTHING
;
3198 xp
->xp_context
= EXPAND_SETTINGS
;
3199 if ((c
== 'l' || c
== 'g') && xp
->xp_pattern
[2] == ':')
3200 xp
->xp_pattern
+= 2;
3206 /* environment variable */
3207 xp
->xp_context
= EXPAND_ENV_VARS
;
3212 xp
->xp_context
= EXPAND_EXPRESSION
;
3215 && xp
->xp_context
== EXPAND_FUNCTIONS
3216 && vim_strchr(xp
->xp_pattern
, '(') == NULL
)
3218 /* Function name can start with "<SNR>" */
3221 else if (cmdidx
!= CMD_let
|| got_eq
)
3223 if (c
== '"') /* string */
3225 while ((c
= *++xp
->xp_pattern
) != NUL
&& c
!= '"')
3226 if (c
== '\\' && xp
->xp_pattern
[1] != NUL
)
3228 xp
->xp_context
= EXPAND_NOTHING
;
3230 else if (c
== '\'') /* literal string */
3232 /* Trick: '' is like stopping and starting a literal string. */
3233 while ((c
= *++xp
->xp_pattern
) != NUL
&& c
!= '\'')
3235 xp
->xp_context
= EXPAND_NOTHING
;
3239 if (xp
->xp_pattern
[1] == '|')
3242 xp
->xp_context
= EXPAND_EXPRESSION
;
3245 xp
->xp_context
= EXPAND_COMMANDS
;
3248 xp
->xp_context
= EXPAND_EXPRESSION
;
3251 /* Doesn't look like something valid, expand as an expression
3253 xp
->xp_context
= EXPAND_EXPRESSION
;
3254 arg
= xp
->xp_pattern
;
3256 while ((c
= *++arg
) != NUL
&& (c
== ' ' || c
== '\t'))
3259 xp
->xp_pattern
= arg
;
3262 #endif /* FEAT_CMDL_COMPL */
3265 * ":1,25call func(arg1, arg2)" function call.
3271 char_u
*arg
= eap
->arg
;
3282 tofree
= trans_function_name(&arg
, eap
->skip
, TFN_INT
, &fudi
);
3283 if (fudi
.fd_newkey
!= NULL
)
3285 /* Still need to give an error message for missing key. */
3286 EMSG2(_(e_dictkey
), fudi
.fd_newkey
);
3287 vim_free(fudi
.fd_newkey
);
3292 /* Increase refcount on dictionary, it could get deleted when evaluating
3294 if (fudi
.fd_dict
!= NULL
)
3295 ++fudi
.fd_dict
->dv_refcount
;
3297 /* If it is the name of a variable of type VAR_FUNC use its contents. */
3298 len
= (int)STRLEN(tofree
);
3299 name
= deref_func_name(tofree
, &len
);
3301 /* Skip white space to allow ":call func ()". Not good, but required for
3302 * backward compatibility. */
3303 startarg
= skipwhite(arg
);
3304 rettv
.v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
3306 if (*startarg
!= '(')
3308 EMSG2(_("E107: Missing parentheses: %s"), eap
->arg
);
3313 * When skipping, evaluate the function once, to find the end of the
3315 * When the function takes a range, this is discovered after the first
3316 * call, and the loop is broken.
3321 lnum
= eap
->line2
; /* do it once, also with an invalid range */
3325 for ( ; lnum
<= eap
->line2
; ++lnum
)
3327 if (!eap
->skip
&& eap
->addr_count
> 0)
3329 curwin
->w_cursor
.lnum
= lnum
;
3330 curwin
->w_cursor
.col
= 0;
3333 if (get_func_tv(name
, (int)STRLEN(name
), &rettv
, &arg
,
3334 eap
->line1
, eap
->line2
, &doesrange
,
3335 !eap
->skip
, fudi
.fd_dict
) == FAIL
)
3341 /* Handle a function returning a Funcref, Dictionary or List. */
3342 if (handle_subscript(&arg
, &rettv
, !eap
->skip
, TRUE
) == FAIL
)
3349 if (doesrange
|| eap
->skip
)
3352 /* Stop when immediately aborting on error, or when an interrupt
3353 * occurred or an exception was thrown but not caught.
3354 * get_func_tv() returned OK, so that the check for trailing
3355 * characters below is executed. */
3364 /* Check for trailing illegal characters and a following command. */
3365 if (!ends_excmd(*arg
))
3368 EMSG(_(e_trailing
));
3371 eap
->nextcmd
= check_nextcmd(arg
);
3375 dict_unref(fudi
.fd_dict
);
3380 * ":unlet[!] var1 ... " command.
3386 ex_unletlock(eap
, eap
->arg
, 0);
3390 * ":lockvar" and ":unlockvar" commands
3396 char_u
*arg
= eap
->arg
;
3401 else if (vim_isdigit(*arg
))
3403 deep
= getdigits(&arg
);
3404 arg
= skipwhite(arg
);
3407 ex_unletlock(eap
, arg
, deep
);
3411 * ":unlet", ":lockvar" and ":unlockvar" are quite similar.
3414 ex_unletlock(eap
, argstart
, deep
)
3419 char_u
*arg
= argstart
;
3426 /* Parse the name and find the end. */
3427 name_end
= get_lval(arg
, NULL
, &lv
, TRUE
, eap
->skip
|| error
, FALSE
,
3429 if (lv
.ll_name
== NULL
)
3430 error
= TRUE
; /* error but continue parsing */
3431 if (name_end
== NULL
|| (!vim_iswhite(*name_end
)
3432 && !ends_excmd(*name_end
)))
3434 if (name_end
!= NULL
)
3437 EMSG(_(e_trailing
));
3439 if (!(eap
->skip
|| error
))
3444 if (!error
&& !eap
->skip
)
3446 if (eap
->cmdidx
== CMD_unlet
)
3448 if (do_unlet_var(&lv
, name_end
, eap
->forceit
) == FAIL
)
3453 if (do_lock_var(&lv
, name_end
, deep
,
3454 eap
->cmdidx
== CMD_lockvar
) == FAIL
)
3462 arg
= skipwhite(name_end
);
3463 } while (!ends_excmd(*arg
));
3465 eap
->nextcmd
= check_nextcmd(arg
);
3469 do_unlet_var(lp
, name_end
, forceit
)
3477 if (lp
->ll_tv
== NULL
)
3482 /* Normal name or expanded name. */
3483 if (check_changedtick(lp
->ll_name
))
3485 else if (do_unlet(lp
->ll_name
, forceit
) == FAIL
)
3489 else if (tv_check_lock(lp
->ll_tv
->v_lock
, lp
->ll_name
))
3491 else if (lp
->ll_range
)
3495 /* Delete a range of List items. */
3496 while (lp
->ll_li
!= NULL
&& (lp
->ll_empty2
|| lp
->ll_n2
>= lp
->ll_n1
))
3498 li
= lp
->ll_li
->li_next
;
3499 listitem_remove(lp
->ll_list
, lp
->ll_li
);
3506 if (lp
->ll_list
!= NULL
)
3507 /* unlet a List item. */
3508 listitem_remove(lp
->ll_list
, lp
->ll_li
);
3510 /* unlet a Dictionary item. */
3511 dictitem_remove(lp
->ll_dict
, lp
->ll_di
);
3518 * "unlet" a variable. Return OK if it existed, FAIL if not.
3519 * When "forceit" is TRUE don't complain if the variable doesn't exist.
3522 do_unlet(name
, forceit
)
3531 ht
= find_var_ht(name
, &varname
);
3532 if (ht
!= NULL
&& *varname
!= NUL
)
3534 hi
= hash_find(ht
, varname
);
3535 if (!HASHITEM_EMPTY(hi
))
3538 if (var_check_fixed(di
->di_flags
, name
)
3539 || var_check_ro(di
->di_flags
, name
))
3547 EMSG2(_("E108: No such variable: \"%s\""), name
);
3552 * Lock or unlock variable indicated by "lp".
3553 * "deep" is the levels to go (-1 for unlimited);
3554 * "lock" is TRUE for ":lockvar", FALSE for ":unlockvar".
3557 do_lock_var(lp
, name_end
, deep
, lock
)
3567 if (deep
== 0) /* nothing to do */
3570 if (lp
->ll_tv
== NULL
)
3575 /* Normal name or expanded name. */
3576 if (check_changedtick(lp
->ll_name
))
3580 di
= find_var(lp
->ll_name
, NULL
);
3586 di
->di_flags
|= DI_FLAGS_LOCK
;
3588 di
->di_flags
&= ~DI_FLAGS_LOCK
;
3589 item_lock(&di
->di_tv
, deep
, lock
);
3594 else if (lp
->ll_range
)
3596 listitem_T
*li
= lp
->ll_li
;
3598 /* (un)lock a range of List items. */
3599 while (li
!= NULL
&& (lp
->ll_empty2
|| lp
->ll_n2
>= lp
->ll_n1
))
3601 item_lock(&li
->li_tv
, deep
, lock
);
3606 else if (lp
->ll_list
!= NULL
)
3607 /* (un)lock a List item. */
3608 item_lock(&lp
->ll_li
->li_tv
, deep
, lock
);
3610 /* un(lock) a Dictionary item. */
3611 item_lock(&lp
->ll_di
->di_tv
, deep
, lock
);
3617 * Lock or unlock an item. "deep" is nr of levels to go.
3620 item_lock(tv
, deep
, lock
)
3625 static int recurse
= 0;
3632 if (recurse
>= DICT_MAXNEST
)
3634 EMSG(_("E743: variable nested too deep for (un)lock"));
3641 /* lock/unlock the item itself */
3643 tv
->v_lock
|= VAR_LOCKED
;
3645 tv
->v_lock
&= ~VAR_LOCKED
;
3650 if ((l
= tv
->vval
.v_list
) != NULL
)
3653 l
->lv_lock
|= VAR_LOCKED
;
3655 l
->lv_lock
&= ~VAR_LOCKED
;
3656 if (deep
< 0 || deep
> 1)
3657 /* recursive: lock/unlock the items the List contains */
3658 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
3659 item_lock(&li
->li_tv
, deep
- 1, lock
);
3663 if ((d
= tv
->vval
.v_dict
) != NULL
)
3666 d
->dv_lock
|= VAR_LOCKED
;
3668 d
->dv_lock
&= ~VAR_LOCKED
;
3669 if (deep
< 0 || deep
> 1)
3671 /* recursive: lock/unlock the items the List contains */
3672 todo
= (int)d
->dv_hashtab
.ht_used
;
3673 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
3675 if (!HASHITEM_EMPTY(hi
))
3678 item_lock(&HI2DI(hi
)->di_tv
, deep
- 1, lock
);
3688 * Return TRUE if typeval "tv" is locked: Either that value is locked itself
3689 * or it refers to a List or Dictionary that is locked.
3695 return (tv
->v_lock
& VAR_LOCKED
)
3696 || (tv
->v_type
== VAR_LIST
3697 && tv
->vval
.v_list
!= NULL
3698 && (tv
->vval
.v_list
->lv_lock
& VAR_LOCKED
))
3699 || (tv
->v_type
== VAR_DICT
3700 && tv
->vval
.v_dict
!= NULL
3701 && (tv
->vval
.v_dict
->dv_lock
& VAR_LOCKED
));
3704 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
3706 * Delete all "menutrans_" variables.
3709 del_menutrans_vars()
3714 hash_lock(&globvarht
);
3715 todo
= (int)globvarht
.ht_used
;
3716 for (hi
= globvarht
.ht_array
; todo
> 0 && !got_int
; ++hi
)
3718 if (!HASHITEM_EMPTY(hi
))
3721 if (STRNCMP(HI2DI(hi
)->di_key
, "menutrans_", 10) == 0)
3722 delete_var(&globvarht
, hi
);
3725 hash_unlock(&globvarht
);
3729 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
3732 * Local string buffer for the next two functions to store a variable name
3733 * with its prefix. Allocated in cat_prefix_varname(), freed later in
3734 * get_user_var_name().
3737 static char_u
*cat_prefix_varname
__ARGS((int prefix
, char_u
*name
));
3739 static char_u
*varnamebuf
= NULL
;
3740 static int varnamebuflen
= 0;
3743 * Function to concatenate a prefix and a variable name.
3746 cat_prefix_varname(prefix
, name
)
3752 len
= (int)STRLEN(name
) + 3;
3753 if (len
> varnamebuflen
)
3755 vim_free(varnamebuf
);
3756 len
+= 10; /* some additional space */
3757 varnamebuf
= alloc(len
);
3758 if (varnamebuf
== NULL
)
3763 varnamebuflen
= len
;
3765 *varnamebuf
= prefix
;
3766 varnamebuf
[1] = ':';
3767 STRCPY(varnamebuf
+ 2, name
);
3772 * Function given to ExpandGeneric() to obtain the list of user defined
3773 * (global/buffer/window/built-in) variable names.
3777 get_user_var_name(xp
, idx
)
3781 static long_u gdone
;
3782 static long_u bdone
;
3783 static long_u wdone
;
3785 static long_u tdone
;
3788 static hashitem_T
*hi
;
3793 gdone
= bdone
= wdone
= vidx
= 0;
3799 /* Global variables */
3800 if (gdone
< globvarht
.ht_used
)
3803 hi
= globvarht
.ht_array
;
3806 while (HASHITEM_EMPTY(hi
))
3808 if (STRNCMP("g:", xp
->xp_pattern
, 2) == 0)
3809 return cat_prefix_varname('g', hi
->hi_key
);
3814 ht
= &curbuf
->b_vars
.dv_hashtab
;
3815 if (bdone
< ht
->ht_used
)
3821 while (HASHITEM_EMPTY(hi
))
3823 return cat_prefix_varname('b', hi
->hi_key
);
3825 if (bdone
== ht
->ht_used
)
3828 return (char_u
*)"b:changedtick";
3832 ht
= &curwin
->w_vars
.dv_hashtab
;
3833 if (wdone
< ht
->ht_used
)
3839 while (HASHITEM_EMPTY(hi
))
3841 return cat_prefix_varname('w', hi
->hi_key
);
3846 ht
= &curtab
->tp_vars
.dv_hashtab
;
3847 if (tdone
< ht
->ht_used
)
3853 while (HASHITEM_EMPTY(hi
))
3855 return cat_prefix_varname('t', hi
->hi_key
);
3861 return cat_prefix_varname('v', (char_u
*)vimvars
[vidx
++].vv_name
);
3863 vim_free(varnamebuf
);
3869 #endif /* FEAT_CMDL_COMPL */
3872 * types for expressions.
3877 , TYPE_EQUAL
/* == */
3878 , TYPE_NEQUAL
/* != */
3879 , TYPE_GREATER
/* > */
3880 , TYPE_GEQUAL
/* >= */
3881 , TYPE_SMALLER
/* < */
3882 , TYPE_SEQUAL
/* <= */
3883 , TYPE_MATCH
/* =~ */
3884 , TYPE_NOMATCH
/* !~ */
3888 * The "evaluate" argument: When FALSE, the argument is only parsed but not
3889 * executed. The function may return OK, but the rettv will be of type
3890 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
3894 * Handle zero level expression.
3895 * This calls eval1() and handles error message and nextcmd.
3896 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
3897 * Note: "rettv.v_lock" is not set.
3898 * Return OK or FAIL.
3901 eval0(arg
, rettv
, nextcmd
, evaluate
)
3911 ret
= eval1(&p
, rettv
, evaluate
);
3912 if (ret
== FAIL
|| !ends_excmd(*p
))
3917 * Report the invalid expression unless the expression evaluation has
3918 * been cancelled due to an aborting error, an interrupt, or an
3922 EMSG2(_(e_invexpr2
), arg
);
3925 if (nextcmd
!= NULL
)
3926 *nextcmd
= check_nextcmd(p
);
3932 * Handle top level expression:
3933 * expr2 ? expr1 : expr1
3935 * "arg" must point to the first non-white of the expression.
3936 * "arg" is advanced to the next non-white after the recognized expression.
3938 * Note: "rettv.v_lock" is not set.
3940 * Return OK or FAIL.
3943 eval1(arg
, rettv
, evaluate
)
3952 * Get the first variable.
3954 if (eval2(arg
, rettv
, evaluate
) == FAIL
)
3957 if ((*arg
)[0] == '?')
3964 if (get_tv_number_chk(rettv
, &error
) != 0)
3972 * Get the second variable.
3974 *arg
= skipwhite(*arg
+ 1);
3975 if (eval1(arg
, rettv
, evaluate
&& result
) == FAIL
) /* recursive! */
3979 * Check for the ":".
3981 if ((*arg
)[0] != ':')
3983 EMSG(_("E109: Missing ':' after '?'"));
3984 if (evaluate
&& result
)
3990 * Get the third variable.
3992 *arg
= skipwhite(*arg
+ 1);
3993 if (eval1(arg
, &var2
, evaluate
&& !result
) == FAIL
) /* recursive! */
3995 if (evaluate
&& result
)
3999 if (evaluate
&& !result
)
4007 * Handle first level expression:
4008 * expr2 || expr2 || expr2 logical OR
4010 * "arg" must point to the first non-white of the expression.
4011 * "arg" is advanced to the next non-white after the recognized expression.
4013 * Return OK or FAIL.
4016 eval2(arg
, rettv
, evaluate
)
4027 * Get the first variable.
4029 if (eval3(arg
, rettv
, evaluate
) == FAIL
)
4033 * Repeat until there is no following "||".
4037 while ((*arg
)[0] == '|' && (*arg
)[1] == '|')
4039 if (evaluate
&& first
)
4041 if (get_tv_number_chk(rettv
, &error
) != 0)
4050 * Get the second variable.
4052 *arg
= skipwhite(*arg
+ 2);
4053 if (eval3(arg
, &var2
, evaluate
&& !result
) == FAIL
)
4057 * Compute the result.
4059 if (evaluate
&& !result
)
4061 if (get_tv_number_chk(&var2
, &error
) != 0)
4069 rettv
->v_type
= VAR_NUMBER
;
4070 rettv
->vval
.v_number
= result
;
4078 * Handle second level expression:
4079 * expr3 && expr3 && expr3 logical AND
4081 * "arg" must point to the first non-white of the expression.
4082 * "arg" is advanced to the next non-white after the recognized expression.
4084 * Return OK or FAIL.
4087 eval3(arg
, rettv
, evaluate
)
4098 * Get the first variable.
4100 if (eval4(arg
, rettv
, evaluate
) == FAIL
)
4104 * Repeat until there is no following "&&".
4108 while ((*arg
)[0] == '&' && (*arg
)[1] == '&')
4110 if (evaluate
&& first
)
4112 if (get_tv_number_chk(rettv
, &error
) == 0)
4121 * Get the second variable.
4123 *arg
= skipwhite(*arg
+ 2);
4124 if (eval4(arg
, &var2
, evaluate
&& result
) == FAIL
)
4128 * Compute the result.
4130 if (evaluate
&& result
)
4132 if (get_tv_number_chk(&var2
, &error
) == 0)
4140 rettv
->v_type
= VAR_NUMBER
;
4141 rettv
->vval
.v_number
= result
;
4149 * Handle third level expression:
4161 * "arg" must point to the first non-white of the expression.
4162 * "arg" is advanced to the next non-white after the recognized expression.
4164 * Return OK or FAIL.
4167 eval4(arg
, rettv
, evaluate
)
4175 exptype_T type
= TYPE_UNKNOWN
;
4176 int type_is
= FALSE
; /* TRUE for "is" and "isnot" */
4180 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
4181 regmatch_T regmatch
;
4186 * Get the first variable.
4188 if (eval5(arg
, rettv
, evaluate
) == FAIL
)
4194 case '=': if (p
[1] == '=')
4196 else if (p
[1] == '~')
4199 case '!': if (p
[1] == '=')
4201 else if (p
[1] == '~')
4202 type
= TYPE_NOMATCH
;
4204 case '>': if (p
[1] != '=')
4206 type
= TYPE_GREATER
;
4212 case '<': if (p
[1] != '=')
4214 type
= TYPE_SMALLER
;
4220 case 'i': if (p
[1] == 's')
4222 if (p
[2] == 'n' && p
[3] == 'o' && p
[4] == 't')
4224 if (!vim_isIDc(p
[len
]))
4226 type
= len
== 2 ? TYPE_EQUAL
: TYPE_NEQUAL
;
4234 * If there is a comparative operator, use it.
4236 if (type
!= TYPE_UNKNOWN
)
4238 /* extra question mark appended: ignore case */
4244 /* extra '#' appended: match case */
4245 else if (p
[len
] == '#')
4250 /* nothing appended: use 'ignorecase' */
4255 * Get the second variable.
4257 *arg
= skipwhite(p
+ len
);
4258 if (eval5(arg
, &var2
, evaluate
) == FAIL
)
4266 if (type_is
&& rettv
->v_type
!= var2
.v_type
)
4268 /* For "is" a different type always means FALSE, for "notis"
4270 n1
= (type
== TYPE_NEQUAL
);
4272 else if (rettv
->v_type
== VAR_LIST
|| var2
.v_type
== VAR_LIST
)
4276 n1
= (rettv
->v_type
== var2
.v_type
4277 && rettv
->vval
.v_list
== var2
.vval
.v_list
);
4278 if (type
== TYPE_NEQUAL
)
4281 else if (rettv
->v_type
!= var2
.v_type
4282 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4284 if (rettv
->v_type
!= var2
.v_type
)
4285 EMSG(_("E691: Can only compare List with List"));
4287 EMSG(_("E692: Invalid operation for Lists"));
4294 /* Compare two Lists for being equal or unequal. */
4295 n1
= list_equal(rettv
->vval
.v_list
, var2
.vval
.v_list
, ic
);
4296 if (type
== TYPE_NEQUAL
)
4301 else if (rettv
->v_type
== VAR_DICT
|| var2
.v_type
== VAR_DICT
)
4305 n1
= (rettv
->v_type
== var2
.v_type
4306 && rettv
->vval
.v_dict
== var2
.vval
.v_dict
);
4307 if (type
== TYPE_NEQUAL
)
4310 else if (rettv
->v_type
!= var2
.v_type
4311 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4313 if (rettv
->v_type
!= var2
.v_type
)
4314 EMSG(_("E735: Can only compare Dictionary with Dictionary"));
4316 EMSG(_("E736: Invalid operation for Dictionary"));
4323 /* Compare two Dictionaries for being equal or unequal. */
4324 n1
= dict_equal(rettv
->vval
.v_dict
, var2
.vval
.v_dict
, ic
);
4325 if (type
== TYPE_NEQUAL
)
4330 else if (rettv
->v_type
== VAR_FUNC
|| var2
.v_type
== VAR_FUNC
)
4332 if (rettv
->v_type
!= var2
.v_type
4333 || (type
!= TYPE_EQUAL
&& type
!= TYPE_NEQUAL
))
4335 if (rettv
->v_type
!= var2
.v_type
)
4336 EMSG(_("E693: Can only compare Funcref with Funcref"));
4338 EMSG(_("E694: Invalid operation for Funcrefs"));
4345 /* Compare two Funcrefs for being equal or unequal. */
4346 if (rettv
->vval
.v_string
== NULL
4347 || var2
.vval
.v_string
== NULL
)
4350 n1
= STRCMP(rettv
->vval
.v_string
,
4351 var2
.vval
.v_string
) == 0;
4352 if (type
== TYPE_NEQUAL
)
4359 * If one of the two variables is a float, compare as a float.
4360 * When using "=~" or "!~", always compare as string.
4362 else if ((rettv
->v_type
== VAR_FLOAT
|| var2
.v_type
== VAR_FLOAT
)
4363 && type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4367 if (rettv
->v_type
== VAR_FLOAT
)
4368 f1
= rettv
->vval
.v_float
;
4370 f1
= get_tv_number(rettv
);
4371 if (var2
.v_type
== VAR_FLOAT
)
4372 f2
= var2
.vval
.v_float
;
4374 f2
= get_tv_number(&var2
);
4378 case TYPE_EQUAL
: n1
= (f1
== f2
); break;
4379 case TYPE_NEQUAL
: n1
= (f1
!= f2
); break;
4380 case TYPE_GREATER
: n1
= (f1
> f2
); break;
4381 case TYPE_GEQUAL
: n1
= (f1
>= f2
); break;
4382 case TYPE_SMALLER
: n1
= (f1
< f2
); break;
4383 case TYPE_SEQUAL
: n1
= (f1
<= f2
); break;
4386 case TYPE_NOMATCH
: break; /* avoid gcc warning */
4392 * If one of the two variables is a number, compare as a number.
4393 * When using "=~" or "!~", always compare as string.
4395 else if ((rettv
->v_type
== VAR_NUMBER
|| var2
.v_type
== VAR_NUMBER
)
4396 && type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4398 n1
= get_tv_number(rettv
);
4399 n2
= get_tv_number(&var2
);
4402 case TYPE_EQUAL
: n1
= (n1
== n2
); break;
4403 case TYPE_NEQUAL
: n1
= (n1
!= n2
); break;
4404 case TYPE_GREATER
: n1
= (n1
> n2
); break;
4405 case TYPE_GEQUAL
: n1
= (n1
>= n2
); break;
4406 case TYPE_SMALLER
: n1
= (n1
< n2
); break;
4407 case TYPE_SEQUAL
: n1
= (n1
<= n2
); break;
4410 case TYPE_NOMATCH
: break; /* avoid gcc warning */
4415 s1
= get_tv_string_buf(rettv
, buf1
);
4416 s2
= get_tv_string_buf(&var2
, buf2
);
4417 if (type
!= TYPE_MATCH
&& type
!= TYPE_NOMATCH
)
4418 i
= ic
? MB_STRICMP(s1
, s2
) : STRCMP(s1
, s2
);
4424 case TYPE_EQUAL
: n1
= (i
== 0); break;
4425 case TYPE_NEQUAL
: n1
= (i
!= 0); break;
4426 case TYPE_GREATER
: n1
= (i
> 0); break;
4427 case TYPE_GEQUAL
: n1
= (i
>= 0); break;
4428 case TYPE_SMALLER
: n1
= (i
< 0); break;
4429 case TYPE_SEQUAL
: n1
= (i
<= 0); break;
4433 /* avoid 'l' flag in 'cpoptions' */
4435 p_cpo
= (char_u
*)"";
4436 regmatch
.regprog
= vim_regcomp(s2
,
4437 RE_MAGIC
+ RE_STRING
);
4438 regmatch
.rm_ic
= ic
;
4439 if (regmatch
.regprog
!= NULL
)
4441 n1
= vim_regexec_nl(®match
, s1
, (colnr_T
)0);
4442 vim_free(regmatch
.regprog
);
4443 if (type
== TYPE_NOMATCH
)
4449 case TYPE_UNKNOWN
: break; /* avoid gcc warning */
4454 rettv
->v_type
= VAR_NUMBER
;
4455 rettv
->vval
.v_number
= n1
;
4463 * Handle fourth level expression:
4465 * - number subtraction
4466 * . string concatenation
4468 * "arg" must point to the first non-white of the expression.
4469 * "arg" is advanced to the next non-white after the recognized expression.
4471 * Return OK or FAIL.
4474 eval5(arg
, rettv
, evaluate
)
4484 float_T f1
= 0, f2
= 0;
4487 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
4491 * Get the first variable.
4493 if (eval6(arg
, rettv
, evaluate
, FALSE
) == FAIL
)
4497 * Repeat computing, until no '+', '-' or '.' is following.
4502 if (op
!= '+' && op
!= '-' && op
!= '.')
4505 if ((op
!= '+' || rettv
->v_type
!= VAR_LIST
)
4507 && (op
== '.' || rettv
->v_type
!= VAR_FLOAT
)
4511 /* For "list + ...", an illegal use of the first operand as
4512 * a number cannot be determined before evaluating the 2nd
4513 * operand: if this is also a list, all is ok.
4514 * For "something . ...", "something - ..." or "non-list + ...",
4515 * we know that the first operand needs to be a string or number
4516 * without evaluating the 2nd operand. So check before to avoid
4517 * side effects after an error. */
4518 if (evaluate
&& get_tv_string_chk(rettv
) == NULL
)
4526 * Get the second variable.
4528 *arg
= skipwhite(*arg
+ 1);
4529 if (eval6(arg
, &var2
, evaluate
, op
== '.') == FAIL
)
4538 * Compute the result.
4542 s1
= get_tv_string_buf(rettv
, buf1
); /* already checked */
4543 s2
= get_tv_string_buf_chk(&var2
, buf2
);
4544 if (s2
== NULL
) /* type error ? */
4550 p
= concat_str(s1
, s2
);
4552 rettv
->v_type
= VAR_STRING
;
4553 rettv
->vval
.v_string
= p
;
4555 else if (op
== '+' && rettv
->v_type
== VAR_LIST
4556 && var2
.v_type
== VAR_LIST
)
4558 /* concatenate Lists */
4559 if (list_concat(rettv
->vval
.v_list
, var2
.vval
.v_list
,
4574 if (rettv
->v_type
== VAR_FLOAT
)
4576 f1
= rettv
->vval
.v_float
;
4582 n1
= get_tv_number_chk(rettv
, &error
);
4585 /* This can only happen for "list + non-list". For
4586 * "non-list + ..." or "something - ...", we returned
4587 * before evaluating the 2nd operand. */
4592 if (var2
.v_type
== VAR_FLOAT
)
4597 if (var2
.v_type
== VAR_FLOAT
)
4599 f2
= var2
.vval
.v_float
;
4605 n2
= get_tv_number_chk(&var2
, &error
);
4613 if (rettv
->v_type
== VAR_FLOAT
)
4620 /* If there is a float on either side the result is a float. */
4621 if (rettv
->v_type
== VAR_FLOAT
|| var2
.v_type
== VAR_FLOAT
)
4627 rettv
->v_type
= VAR_FLOAT
;
4628 rettv
->vval
.v_float
= f1
;
4637 rettv
->v_type
= VAR_NUMBER
;
4638 rettv
->vval
.v_number
= n1
;
4648 * Handle fifth level expression:
4649 * * number multiplication
4653 * "arg" must point to the first non-white of the expression.
4654 * "arg" is advanced to the next non-white after the recognized expression.
4656 * Return OK or FAIL.
4659 eval6(arg
, rettv
, evaluate
, want_string
)
4663 int want_string
; /* after "." operator */
4669 int use_float
= FALSE
;
4675 * Get the first variable.
4677 if (eval7(arg
, rettv
, evaluate
, want_string
) == FAIL
)
4681 * Repeat computing, until no '*', '/' or '%' is following.
4686 if (op
!= '*' && op
!= '/' && op
!= '%')
4692 if (rettv
->v_type
== VAR_FLOAT
)
4694 f1
= rettv
->vval
.v_float
;
4700 n1
= get_tv_number_chk(rettv
, &error
);
4709 * Get the second variable.
4711 *arg
= skipwhite(*arg
+ 1);
4712 if (eval7(arg
, &var2
, evaluate
, FALSE
) == FAIL
)
4718 if (var2
.v_type
== VAR_FLOAT
)
4725 f2
= var2
.vval
.v_float
;
4731 n2
= get_tv_number_chk(&var2
, &error
);
4742 * Compute the result.
4743 * When either side is a float the result is a float.
4752 /* We rely on the floating point library to handle divide
4753 * by zero to result in "inf" and not a crash. */
4758 EMSG(_("E804: Cannot use '%' with Float"));
4761 rettv
->v_type
= VAR_FLOAT
;
4762 rettv
->vval
.v_float
= f1
;
4771 if (n2
== 0) /* give an error message? */
4774 n1
= -0x7fffffffL
- 1L; /* similar to NaN */
4785 if (n2
== 0) /* give an error message? */
4790 rettv
->v_type
= VAR_NUMBER
;
4791 rettv
->vval
.v_number
= n1
;
4800 * Handle sixth level expression:
4801 * number number constant
4802 * "string" string constant
4803 * 'string' literal string constant
4804 * &option-name option value
4805 * @r register contents
4806 * identifier variable value
4807 * function() function call
4808 * $VAR environment variable
4809 * (expression) nested expression
4811 * {key: val, key: val} Dictionary
4814 * ! in front logical NOT
4815 * - in front unary minus
4816 * + in front unary plus (ignored)
4817 * trailing [] subscript in String or List
4818 * trailing .name entry in Dictionary
4820 * "arg" must point to the first non-white of the expression.
4821 * "arg" is advanced to the next non-white after the recognized expression.
4823 * Return OK or FAIL.
4826 eval7(arg
, rettv
, evaluate
, want_string
)
4830 int want_string
; /* after "." operator */
4835 char_u
*start_leader
, *end_leader
;
4840 * Initialise variable so that clear_tv() can't mistake this for a
4841 * string and free a string that isn't there.
4843 rettv
->v_type
= VAR_UNKNOWN
;
4846 * Skip '!' and '-' characters. They are handled later.
4848 start_leader
= *arg
;
4849 while (**arg
== '!' || **arg
== '-' || **arg
== '+')
4850 *arg
= skipwhite(*arg
+ 1);
4870 char_u
*p
= skipdigits(*arg
+ 1);
4871 int get_float
= FALSE
;
4873 /* We accept a float when the format matches
4874 * "[0-9]\+\.[0-9]\+\([eE][+-]\?[0-9]\+\)\?". This is very
4875 * strict to avoid backwards compatibility problems.
4876 * Don't look for a float after the "." operator, so that
4877 * ":let vers = 1.2.3" doesn't fail. */
4878 if (!want_string
&& p
[0] == '.' && vim_isdigit(p
[1]))
4881 p
= skipdigits(p
+ 2);
4882 if (*p
== 'e' || *p
== 'E')
4885 if (*p
== '-' || *p
== '+')
4887 if (!vim_isdigit(*p
))
4890 p
= skipdigits(p
+ 1);
4892 if (ASCII_ISALPHA(*p
) || *p
== '.')
4899 *arg
+= string2float(*arg
, &f
);
4902 rettv
->v_type
= VAR_FLOAT
;
4903 rettv
->vval
.v_float
= f
;
4909 vim_str2nr(*arg
, NULL
, &len
, TRUE
, TRUE
, &n
, NULL
);
4913 rettv
->v_type
= VAR_NUMBER
;
4914 rettv
->vval
.v_number
= n
;
4921 * String constant: "string".
4923 case '"': ret
= get_string_tv(arg
, rettv
, evaluate
);
4927 * Literal string constant: 'str''ing'.
4929 case '\'': ret
= get_lit_string_tv(arg
, rettv
, evaluate
);
4933 * List: [expr, expr]
4935 case '[': ret
= get_list_tv(arg
, rettv
, evaluate
);
4939 * Dictionary: {key: val, key: val}
4941 case '{': ret
= get_dict_tv(arg
, rettv
, evaluate
);
4945 * Option value: &name
4947 case '&': ret
= get_option_tv(arg
, rettv
, evaluate
);
4951 * Environment variable: $VAR.
4953 case '$': ret
= get_env_tv(arg
, rettv
, evaluate
);
4957 * Register contents: @r.
4962 rettv
->v_type
= VAR_STRING
;
4963 rettv
->vval
.v_string
= get_reg_contents(**arg
, TRUE
, TRUE
);
4970 * nested expression: (expression).
4972 case '(': *arg
= skipwhite(*arg
+ 1);
4973 ret
= eval1(arg
, rettv
, evaluate
); /* recursive! */
4978 EMSG(_("E110: Missing ')'"));
4984 default: ret
= NOTDONE
;
4991 * Must be a variable or function name.
4992 * Can also be a curly-braces kind of name: {expr}.
4995 len
= get_name_len(arg
, &alias
, evaluate
, TRUE
);
5003 if (**arg
== '(') /* recursive! */
5005 /* If "s" is the name of a variable of type VAR_FUNC
5006 * use its contents. */
5007 s
= deref_func_name(s
, &len
);
5009 /* Invoke the function. */
5010 ret
= get_func_tv(s
, len
, rettv
, arg
,
5011 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
5012 &len
, evaluate
, NULL
);
5013 /* Stop the expression evaluation when immediately
5014 * aborting on error, or when an interrupt occurred or
5015 * an exception was thrown but not caught. */
5024 ret
= get_var_tv(s
, len
, rettv
, TRUE
);
5033 *arg
= skipwhite(*arg
);
5035 /* Handle following '[', '(' and '.' for expr[expr], expr.name,
5038 ret
= handle_subscript(arg
, rettv
, evaluate
, TRUE
);
5041 * Apply logical NOT and unary '-', from right to left, ignore '+'.
5043 if (ret
== OK
&& evaluate
&& end_leader
> start_leader
)
5050 if (rettv
->v_type
== VAR_FLOAT
)
5051 f
= rettv
->vval
.v_float
;
5054 val
= get_tv_number_chk(rettv
, &error
);
5062 while (end_leader
> start_leader
)
5065 if (*end_leader
== '!')
5068 if (rettv
->v_type
== VAR_FLOAT
)
5074 else if (*end_leader
== '-')
5077 if (rettv
->v_type
== VAR_FLOAT
)
5085 if (rettv
->v_type
== VAR_FLOAT
)
5088 rettv
->vval
.v_float
= f
;
5094 rettv
->v_type
= VAR_NUMBER
;
5095 rettv
->vval
.v_number
= val
;
5104 * Evaluate an "[expr]" or "[expr:expr]" index. Also "dict.key".
5105 * "*arg" points to the '[' or '.'.
5106 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
5109 eval_index(arg
, rettv
, evaluate
, verbose
)
5113 int verbose
; /* give error messages */
5115 int empty1
= FALSE
, empty2
= FALSE
;
5116 typval_T var1
, var2
;
5123 if (rettv
->v_type
== VAR_FUNC
5125 || rettv
->v_type
== VAR_FLOAT
5130 EMSG(_("E695: Cannot index a Funcref"));
5140 for (len
= 0; ASCII_ISALNUM(key
[len
]) || key
[len
] == '_'; ++len
)
5144 *arg
= skipwhite(key
+ len
);
5151 * Get the (first) variable from inside the [].
5153 *arg
= skipwhite(*arg
+ 1);
5156 else if (eval1(arg
, &var1
, evaluate
) == FAIL
) /* recursive! */
5158 else if (evaluate
&& get_tv_string_chk(&var1
) == NULL
)
5160 /* not a number or string */
5166 * Get the second variable from inside the [:].
5171 *arg
= skipwhite(*arg
+ 1);
5174 else if (eval1(arg
, &var2
, evaluate
) == FAIL
) /* recursive! */
5180 else if (evaluate
&& get_tv_string_chk(&var2
) == NULL
)
5182 /* not a number or string */
5190 /* Check for the ']'. */
5194 EMSG(_(e_missbrac
));
5200 *arg
= skipwhite(*arg
+ 1); /* skip the ']' */
5206 if (!empty1
&& rettv
->v_type
!= VAR_DICT
)
5208 n1
= get_tv_number(&var1
);
5217 n2
= get_tv_number(&var2
);
5222 switch (rettv
->v_type
)
5226 s
= get_tv_string(rettv
);
5227 len
= (long)STRLEN(s
);
5230 /* The resulting variable is a substring. If the indexes
5231 * are out of range the result is empty. */
5242 if (n1
>= len
|| n2
< 0 || n1
> n2
)
5245 s
= vim_strnsave(s
+ n1
, (int)(n2
- n1
+ 1));
5249 /* The resulting variable is a string of a single
5250 * character. If the index is too big or negative the
5251 * result is empty. */
5252 if (n1
>= len
|| n1
< 0)
5255 s
= vim_strnsave(s
+ n1
, 1);
5258 rettv
->v_type
= VAR_STRING
;
5259 rettv
->vval
.v_string
= s
;
5263 len
= list_len(rettv
->vval
.v_list
);
5266 if (!empty1
&& (n1
< 0 || n1
>= len
))
5268 /* For a range we allow invalid values and return an empty
5269 * list. A list index out of range is an error. */
5273 EMSGN(_(e_listidx
), n1
);
5287 if (!empty2
&& (n2
< 0 || n2
+ 1 < n1
))
5292 for (item
= list_find(rettv
->vval
.v_list
, n1
);
5295 if (list_append_tv(l
, &item
->li_tv
) == FAIL
)
5300 item
= item
->li_next
;
5303 rettv
->v_type
= VAR_LIST
;
5304 rettv
->vval
.v_list
= l
;
5309 copy_tv(&list_find(rettv
->vval
.v_list
, n1
)->li_tv
, &var1
);
5319 EMSG(_(e_dictrange
));
5329 key
= get_tv_string(&var1
);
5333 EMSG(_(e_emptykey
));
5339 item
= dict_find(rettv
->vval
.v_dict
, key
, (int)len
);
5341 if (item
== NULL
&& verbose
)
5342 EMSG2(_(e_dictkey
), key
);
5348 copy_tv(&item
->di_tv
, &var1
);
5360 * Get an option value.
5361 * "arg" points to the '&' or '+' before the option name.
5362 * "arg" is advanced to character after the option name.
5363 * Return OK or FAIL.
5366 get_option_tv(arg
, rettv
, evaluate
)
5368 typval_T
*rettv
; /* when NULL, only check if option exists */
5376 int working
= (**arg
== '+'); /* has("+option") */
5381 * Isolate the option name and find its value.
5383 option_end
= find_option_end(arg
, &opt_flags
);
5384 if (option_end
== NULL
)
5387 EMSG2(_("E112: Option name missing: %s"), *arg
);
5399 opt_type
= get_option_value(*arg
, &numval
,
5400 rettv
== NULL
? NULL
: &stringval
, opt_flags
);
5402 if (opt_type
== -3) /* invalid name */
5405 EMSG2(_("E113: Unknown option: %s"), *arg
);
5408 else if (rettv
!= NULL
)
5410 if (opt_type
== -2) /* hidden string option */
5412 rettv
->v_type
= VAR_STRING
;
5413 rettv
->vval
.v_string
= NULL
;
5415 else if (opt_type
== -1) /* hidden number option */
5417 rettv
->v_type
= VAR_NUMBER
;
5418 rettv
->vval
.v_number
= 0;
5420 else if (opt_type
== 1) /* number option */
5422 rettv
->v_type
= VAR_NUMBER
;
5423 rettv
->vval
.v_number
= numval
;
5425 else /* string option */
5427 rettv
->v_type
= VAR_STRING
;
5428 rettv
->vval
.v_string
= stringval
;
5431 else if (working
&& (opt_type
== -2 || opt_type
== -1))
5434 *option_end
= c
; /* put back for error messages */
5441 * Allocate a variable for a string constant.
5442 * Return OK or FAIL.
5445 get_string_tv(arg
, rettv
, evaluate
)
5455 * Find the end of the string, skipping backslashed characters.
5457 for (p
= *arg
+ 1; *p
!= NUL
&& *p
!= '"'; mb_ptr_adv(p
))
5459 if (*p
== '\\' && p
[1] != NUL
)
5462 /* A "\<x>" form occupies at least 4 characters, and produces up
5463 * to 6 characters: reserve space for 2 extra */
5471 EMSG2(_("E114: Missing quote: %s"), *arg
);
5475 /* If only parsing, set *arg and return here */
5483 * Copy the string into allocated memory, handling backslashed
5486 name
= alloc((unsigned)(p
- *arg
+ extra
));
5489 rettv
->v_type
= VAR_STRING
;
5490 rettv
->vval
.v_string
= name
;
5492 for (p
= *arg
+ 1; *p
!= NUL
&& *p
!= '"'; )
5498 case 'b': *name
++ = BS
; ++p
; break;
5499 case 'e': *name
++ = ESC
; ++p
; break;
5500 case 'f': *name
++ = FF
; ++p
; break;
5501 case 'n': *name
++ = NL
; ++p
; break;
5502 case 'r': *name
++ = CAR
; ++p
; break;
5503 case 't': *name
++ = TAB
; ++p
; break;
5505 case 'X': /* hex: "\x1", "\x12" */
5507 case 'u': /* Unicode: "\u0023" */
5509 if (vim_isxdigit(p
[1]))
5512 int c
= toupper(*p
);
5519 while (--n
>= 0 && vim_isxdigit(p
[1]))
5522 nr
= (nr
<< 4) + hex2nr(*p
);
5526 /* For "\u" store the number according to
5529 name
+= (*mb_char2bytes
)(nr
, name
);
5536 /* octal: "\1", "\12", "\123" */
5544 case '7': *name
= *p
++ - '0';
5545 if (*p
>= '0' && *p
<= '7')
5547 *name
= (*name
<< 3) + *p
++ - '0';
5548 if (*p
>= '0' && *p
<= '7')
5549 *name
= (*name
<< 3) + *p
++ - '0';
5554 /* Special key, e.g.: "\<C-W>" */
5555 case '<': extra
= trans_special(&p
, name
, TRUE
);
5563 default: MB_COPY_CHAR(p
, name
);
5568 MB_COPY_CHAR(p
, name
);
5578 * Allocate a variable for a 'str''ing' constant.
5579 * Return OK or FAIL.
5582 get_lit_string_tv(arg
, rettv
, evaluate
)
5592 * Find the end of the string, skipping ''.
5594 for (p
= *arg
+ 1; *p
!= NUL
; mb_ptr_adv(p
))
5607 EMSG2(_("E115: Missing quote: %s"), *arg
);
5611 /* If only parsing return after setting "*arg" */
5619 * Copy the string into allocated memory, handling '' to ' reduction.
5621 str
= alloc((unsigned)((p
- *arg
) - reduce
));
5624 rettv
->v_type
= VAR_STRING
;
5625 rettv
->vval
.v_string
= str
;
5627 for (p
= *arg
+ 1; *p
!= NUL
; )
5635 MB_COPY_CHAR(p
, str
);
5644 * Allocate a variable for a List and fill it from "*arg".
5645 * Return OK or FAIL.
5648 get_list_tv(arg
, rettv
, evaluate
)
5664 *arg
= skipwhite(*arg
+ 1);
5665 while (**arg
!= ']' && **arg
!= NUL
)
5667 if (eval1(arg
, &tv
, evaluate
) == FAIL
) /* recursive! */
5671 item
= listitem_alloc();
5675 item
->li_tv
.v_lock
= 0;
5676 list_append(l
, item
);
5686 EMSG2(_("E696: Missing comma in List: %s"), *arg
);
5689 *arg
= skipwhite(*arg
+ 1);
5694 EMSG2(_("E697: Missing end of List ']': %s"), *arg
);
5701 *arg
= skipwhite(*arg
+ 1);
5704 rettv
->v_type
= VAR_LIST
;
5705 rettv
->vval
.v_list
= l
;
5713 * Allocate an empty header for a list.
5714 * Caller should take care of the reference count.
5721 l
= (list_T
*)alloc_clear(sizeof(list_T
));
5724 /* Prepend the list to the list of lists for garbage collection. */
5725 if (first_list
!= NULL
)
5726 first_list
->lv_used_prev
= l
;
5727 l
->lv_used_prev
= NULL
;
5728 l
->lv_used_next
= first_list
;
5735 * Allocate an empty list for a return value.
5736 * Returns OK or FAIL.
5739 rettv_list_alloc(rettv
)
5742 list_T
*l
= list_alloc();
5747 rettv
->vval
.v_list
= l
;
5748 rettv
->v_type
= VAR_LIST
;
5754 * Unreference a list: decrement the reference count and free it when it
5761 if (l
!= NULL
&& --l
->lv_refcount
<= 0)
5766 * Free a list, including all items it points to.
5767 * Ignores the reference count.
5770 list_free(l
, recurse
)
5772 int recurse
; /* Free Lists and Dictionaries recursively. */
5776 /* Remove the list from the list of lists for garbage collection. */
5777 if (l
->lv_used_prev
== NULL
)
5778 first_list
= l
->lv_used_next
;
5780 l
->lv_used_prev
->lv_used_next
= l
->lv_used_next
;
5781 if (l
->lv_used_next
!= NULL
)
5782 l
->lv_used_next
->lv_used_prev
= l
->lv_used_prev
;
5784 for (item
= l
->lv_first
; item
!= NULL
; item
= l
->lv_first
)
5786 /* Remove the item before deleting it. */
5787 l
->lv_first
= item
->li_next
;
5788 if (recurse
|| (item
->li_tv
.v_type
!= VAR_LIST
5789 && item
->li_tv
.v_type
!= VAR_DICT
))
5790 clear_tv(&item
->li_tv
);
5797 * Allocate a list item.
5802 return (listitem_T
*)alloc(sizeof(listitem_T
));
5806 * Free a list item. Also clears the value. Does not notify watchers.
5812 clear_tv(&item
->li_tv
);
5817 * Remove a list item from a List and free it. Also clears the value.
5820 listitem_remove(l
, item
)
5824 list_remove(l
, item
, item
);
5825 listitem_free(item
);
5829 * Get the number of items in a list.
5841 * Return TRUE when two lists have exactly the same values.
5844 list_equal(l1
, l2
, ic
)
5847 int ic
; /* ignore case for strings */
5849 listitem_T
*item1
, *item2
;
5851 if (l1
== NULL
|| l2
== NULL
)
5855 if (list_len(l1
) != list_len(l2
))
5858 for (item1
= l1
->lv_first
, item2
= l2
->lv_first
;
5859 item1
!= NULL
&& item2
!= NULL
;
5860 item1
= item1
->li_next
, item2
= item2
->li_next
)
5861 if (!tv_equal(&item1
->li_tv
, &item2
->li_tv
, ic
))
5863 return item1
== NULL
&& item2
== NULL
;
5866 #if defined(FEAT_PYTHON) || defined(PROTO)
5868 * Return the dictitem that an entry in a hashtable points to.
5879 * Return TRUE when two dictionaries have exactly the same key/values.
5882 dict_equal(d1
, d2
, ic
)
5885 int ic
; /* ignore case for strings */
5891 if (d1
== NULL
|| d2
== NULL
)
5895 if (dict_len(d1
) != dict_len(d2
))
5898 todo
= (int)d1
->dv_hashtab
.ht_used
;
5899 for (hi
= d1
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
5901 if (!HASHITEM_EMPTY(hi
))
5903 item2
= dict_find(d2
, hi
->hi_key
, -1);
5906 if (!tv_equal(&HI2DI(hi
)->di_tv
, &item2
->di_tv
, ic
))
5915 * Return TRUE if "tv1" and "tv2" have the same value.
5916 * Compares the items just like "==" would compare them, but strings and
5917 * numbers are different. Floats and numbers are also different.
5920 tv_equal(tv1
, tv2
, ic
)
5923 int ic
; /* ignore case */
5925 char_u buf1
[NUMBUFLEN
], buf2
[NUMBUFLEN
];
5927 static int recursive
= 0; /* cach recursive loops */
5930 if (tv1
->v_type
!= tv2
->v_type
)
5932 /* Catch lists and dicts that have an endless loop by limiting
5933 * recursiveness to 1000. We guess they are equal then. */
5934 if (recursive
>= 1000)
5937 switch (tv1
->v_type
)
5941 r
= list_equal(tv1
->vval
.v_list
, tv2
->vval
.v_list
, ic
);
5947 r
= dict_equal(tv1
->vval
.v_dict
, tv2
->vval
.v_dict
, ic
);
5952 return (tv1
->vval
.v_string
!= NULL
5953 && tv2
->vval
.v_string
!= NULL
5954 && STRCMP(tv1
->vval
.v_string
, tv2
->vval
.v_string
) == 0);
5957 return tv1
->vval
.v_number
== tv2
->vval
.v_number
;
5961 return tv1
->vval
.v_float
== tv2
->vval
.v_float
;
5965 s1
= get_tv_string_buf(tv1
, buf1
);
5966 s2
= get_tv_string_buf(tv2
, buf2
);
5967 return ((ic
? MB_STRICMP(s1
, s2
) : STRCMP(s1
, s2
)) == 0);
5970 EMSG2(_(e_intern2
), "tv_equal()");
5975 * Locate item with index "n" in list "l" and return it.
5976 * A negative index is counted from the end; -1 is the last item.
5977 * Returns NULL when "n" is out of range.
5990 /* Negative index is relative to the end. */
5994 /* Check for index out of range. */
5995 if (n
< 0 || n
>= l
->lv_len
)
5998 /* When there is a cached index may start search from there. */
5999 if (l
->lv_idx_item
!= NULL
)
6001 if (n
< l
->lv_idx
/ 2)
6003 /* closest to the start of the list */
6007 else if (n
> (l
->lv_idx
+ l
->lv_len
) / 2)
6009 /* closest to the end of the list */
6011 idx
= l
->lv_len
- 1;
6015 /* closest to the cached index */
6016 item
= l
->lv_idx_item
;
6022 if (n
< l
->lv_len
/ 2)
6024 /* closest to the start of the list */
6030 /* closest to the end of the list */
6032 idx
= l
->lv_len
- 1;
6038 /* search forward */
6039 item
= item
->li_next
;
6044 /* search backward */
6045 item
= item
->li_prev
;
6049 /* cache the used index */
6051 l
->lv_idx_item
= item
;
6057 * Get list item "l[idx]" as a number.
6060 list_find_nr(l
, idx
, errorp
)
6063 int *errorp
; /* set to TRUE when something wrong */
6067 li
= list_find(l
, idx
);
6074 return get_tv_number_chk(&li
->li_tv
, errorp
);
6078 * Get list item "l[idx - 1]" as a string. Returns NULL for failure.
6081 list_find_str(l
, idx
)
6087 li
= list_find(l
, idx
- 1);
6090 EMSGN(_(e_listidx
), idx
);
6093 return get_tv_string(&li
->li_tv
);
6097 * Locate "item" list "l" and return its index.
6098 * Returns -1 when "item" is not in the list.
6101 list_idx_of_item(l
, item
)
6111 for (li
= l
->lv_first
; li
!= NULL
&& li
!= item
; li
= li
->li_next
)
6119 * Append item "item" to the end of list "l".
6122 list_append(l
, item
)
6126 if (l
->lv_last
== NULL
)
6131 item
->li_prev
= NULL
;
6135 l
->lv_last
->li_next
= item
;
6136 item
->li_prev
= l
->lv_last
;
6140 item
->li_next
= NULL
;
6144 * Append typval_T "tv" to the end of list "l".
6145 * Return FAIL when out of memory.
6148 list_append_tv(l
, tv
)
6152 listitem_T
*li
= listitem_alloc();
6156 copy_tv(tv
, &li
->li_tv
);
6162 * Add a dictionary to a list. Used by getqflist().
6163 * Return FAIL when out of memory.
6166 list_append_dict(list
, dict
)
6170 listitem_T
*li
= listitem_alloc();
6174 li
->li_tv
.v_type
= VAR_DICT
;
6175 li
->li_tv
.v_lock
= 0;
6176 li
->li_tv
.vval
.v_dict
= dict
;
6177 list_append(list
, li
);
6178 ++dict
->dv_refcount
;
6183 * Make a copy of "str" and append it as an item to list "l".
6184 * When "len" >= 0 use "str[len]".
6185 * Returns FAIL when out of memory.
6188 list_append_string(l
, str
, len
)
6193 listitem_T
*li
= listitem_alloc();
6198 li
->li_tv
.v_type
= VAR_STRING
;
6199 li
->li_tv
.v_lock
= 0;
6201 li
->li_tv
.vval
.v_string
= NULL
;
6202 else if ((li
->li_tv
.vval
.v_string
= (len
>= 0 ? vim_strnsave(str
, len
)
6203 : vim_strsave(str
))) == NULL
)
6209 * Append "n" to list "l".
6210 * Returns FAIL when out of memory.
6213 list_append_number(l
, n
)
6219 li
= listitem_alloc();
6222 li
->li_tv
.v_type
= VAR_NUMBER
;
6223 li
->li_tv
.v_lock
= 0;
6224 li
->li_tv
.vval
.v_number
= n
;
6230 * Insert typval_T "tv" in list "l" before "item".
6231 * If "item" is NULL append at the end.
6232 * Return FAIL when out of memory.
6235 list_insert_tv(l
, tv
, item
)
6240 listitem_T
*ni
= listitem_alloc();
6244 copy_tv(tv
, &ni
->li_tv
);
6246 /* Append new item at end of list. */
6250 /* Insert new item before existing item. */
6251 ni
->li_prev
= item
->li_prev
;
6253 if (item
->li_prev
== NULL
)
6260 item
->li_prev
->li_next
= ni
;
6261 l
->lv_idx_item
= NULL
;
6270 * Extend "l1" with "l2".
6271 * If "bef" is NULL append at the end, otherwise insert before this item.
6272 * Returns FAIL when out of memory.
6275 list_extend(l1
, l2
, bef
)
6281 int todo
= l2
->lv_len
;
6283 /* We also quit the loop when we have inserted the original item count of
6284 * the list, avoid a hang when we extend a list with itself. */
6285 for (item
= l2
->lv_first
; item
!= NULL
&& --todo
>= 0; item
= item
->li_next
)
6286 if (list_insert_tv(l1
, &item
->li_tv
, bef
) == FAIL
)
6292 * Concatenate lists "l1" and "l2" into a new list, stored in "tv".
6293 * Return FAIL when out of memory.
6296 list_concat(l1
, l2
, tv
)
6303 if (l1
== NULL
|| l2
== NULL
)
6306 /* make a copy of the first list. */
6307 l
= list_copy(l1
, FALSE
, 0);
6310 tv
->v_type
= VAR_LIST
;
6311 tv
->vval
.v_list
= l
;
6313 /* append all items from the second list */
6314 return list_extend(l
, l2
, NULL
);
6318 * Make a copy of list "orig". Shallow if "deep" is FALSE.
6319 * The refcount of the new list is set to 1.
6320 * See item_copy() for "copyID".
6321 * Returns NULL when out of memory.
6324 list_copy(orig
, deep
, copyID
)
6336 copy
= list_alloc();
6341 /* Do this before adding the items, because one of the items may
6342 * refer back to this list. */
6343 orig
->lv_copyID
= copyID
;
6344 orig
->lv_copylist
= copy
;
6346 for (item
= orig
->lv_first
; item
!= NULL
&& !got_int
;
6347 item
= item
->li_next
)
6349 ni
= listitem_alloc();
6354 if (item_copy(&item
->li_tv
, &ni
->li_tv
, deep
, copyID
) == FAIL
)
6361 copy_tv(&item
->li_tv
, &ni
->li_tv
);
6362 list_append(copy
, ni
);
6364 ++copy
->lv_refcount
;
6376 * Remove items "item" to "item2" from list "l".
6377 * Does not free the listitem or the value!
6380 list_remove(l
, item
, item2
)
6387 /* notify watchers */
6388 for (ip
= item
; ip
!= NULL
; ip
= ip
->li_next
)
6391 list_fix_watch(l
, ip
);
6396 if (item2
->li_next
== NULL
)
6397 l
->lv_last
= item
->li_prev
;
6399 item2
->li_next
->li_prev
= item
->li_prev
;
6400 if (item
->li_prev
== NULL
)
6401 l
->lv_first
= item2
->li_next
;
6403 item
->li_prev
->li_next
= item2
->li_next
;
6404 l
->lv_idx_item
= NULL
;
6408 * Return an allocated string with the string representation of a list.
6412 list2string(tv
, copyID
)
6418 if (tv
->vval
.v_list
== NULL
)
6420 ga_init2(&ga
, (int)sizeof(char), 80);
6421 ga_append(&ga
, '[');
6422 if (list_join(&ga
, tv
->vval
.v_list
, (char_u
*)", ", FALSE
, copyID
) == FAIL
)
6424 vim_free(ga
.ga_data
);
6427 ga_append(&ga
, ']');
6428 ga_append(&ga
, NUL
);
6429 return (char_u
*)ga
.ga_data
;
6433 * Join list "l" into a string in "*gap", using separator "sep".
6434 * When "echo" is TRUE use String as echoed, otherwise as inside a List.
6435 * Return FAIL or OK.
6438 list_join(gap
, l
, sep
, echo
, copyID
)
6447 char_u numbuf
[NUMBUFLEN
];
6451 for (item
= l
->lv_first
; item
!= NULL
&& !got_int
; item
= item
->li_next
)
6456 ga_concat(gap
, sep
);
6459 s
= echo_string(&item
->li_tv
, &tofree
, numbuf
, copyID
);
6461 s
= tv2string(&item
->li_tv
, &tofree
, numbuf
, copyID
);
6472 * Garbage collection for lists and dictionaries.
6474 * We use reference counts to be able to free most items right away when they
6475 * are no longer used. But for composite items it's possible that it becomes
6476 * unused while the reference count is > 0: When there is a recursive
6477 * reference. Example:
6478 * :let l = [1, 2, 3]
6482 * Since this is quite unusual we handle this with garbage collection: every
6483 * once in a while find out which lists and dicts are not referenced from any
6486 * Here is a good reference text about garbage collection (refers to Python
6487 * but it applies to all reference-counting mechanisms):
6488 * http://python.ca/nas/python/gc/
6492 * Do garbage collection for lists and dicts.
6493 * Return TRUE if some memory was freed.
6500 int copyID
= ++current_copyID
;
6504 funccall_T
*fc
, **pfc
;
6505 int did_free
= FALSE
;
6510 /* Only do this once. */
6511 want_garbage_collect
= FALSE
;
6512 may_garbage_collect
= FALSE
;
6513 garbage_collect_at_exit
= FALSE
;
6516 * 1. Go through all accessible variables and mark all lists and dicts
6519 /* script-local variables */
6520 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
6521 set_ref_in_ht(&SCRIPT_VARS(i
), copyID
);
6523 /* buffer-local variables */
6524 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
6525 set_ref_in_ht(&buf
->b_vars
.dv_hashtab
, copyID
);
6527 /* window-local variables */
6528 FOR_ALL_TAB_WINDOWS(tp
, wp
)
6529 set_ref_in_ht(&wp
->w_vars
.dv_hashtab
, copyID
);
6532 /* tabpage-local variables */
6533 for (tp
= first_tabpage
; tp
!= NULL
; tp
= tp
->tp_next
)
6534 set_ref_in_ht(&tp
->tp_vars
.dv_hashtab
, copyID
);
6537 /* global variables */
6538 set_ref_in_ht(&globvarht
, copyID
);
6540 /* function-local variables */
6541 for (fc
= current_funccal
; fc
!= NULL
; fc
= fc
->caller
)
6543 set_ref_in_ht(&fc
->l_vars
.dv_hashtab
, copyID
);
6544 set_ref_in_ht(&fc
->l_avars
.dv_hashtab
, copyID
);
6548 set_ref_in_ht(&vimvarht
, copyID
);
6551 * 2. Go through the list of dicts and free items without the copyID.
6553 for (dd
= first_dict
; dd
!= NULL
; )
6554 if (dd
->dv_copyID
!= copyID
)
6556 /* Free the Dictionary and ordinary items it contains, but don't
6557 * recurse into Lists and Dictionaries, they will be in the list
6558 * of dicts or list of lists. */
6559 dict_free(dd
, FALSE
);
6562 /* restart, next dict may also have been freed */
6566 dd
= dd
->dv_used_next
;
6569 * 3. Go through the list of lists and free items without the copyID.
6570 * But don't free a list that has a watcher (used in a for loop), these
6571 * are not referenced anywhere.
6573 for (ll
= first_list
; ll
!= NULL
; )
6574 if (ll
->lv_copyID
!= copyID
&& ll
->lv_watch
== NULL
)
6576 /* Free the List and ordinary items it contains, but don't recurse
6577 * into Lists and Dictionaries, they will be in the list of dicts
6578 * or list of lists. */
6579 list_free(ll
, FALSE
);
6582 /* restart, next list may also have been freed */
6586 ll
= ll
->lv_used_next
;
6588 /* check if any funccal can be freed now */
6589 for (pfc
= &previous_funccal
; *pfc
!= NULL
; )
6591 if (can_free_funccal(*pfc
, copyID
))
6595 free_funccal(fc
, TRUE
);
6599 pfc
= &(*pfc
)->caller
;
6606 * Mark all lists and dicts referenced through hashtab "ht" with "copyID".
6609 set_ref_in_ht(ht
, copyID
)
6616 todo
= (int)ht
->ht_used
;
6617 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
6618 if (!HASHITEM_EMPTY(hi
))
6621 set_ref_in_item(&HI2DI(hi
)->di_tv
, copyID
);
6626 * Mark all lists and dicts referenced through list "l" with "copyID".
6629 set_ref_in_list(l
, copyID
)
6635 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
6636 set_ref_in_item(&li
->li_tv
, copyID
);
6640 * Mark all lists and dicts referenced through typval "tv" with "copyID".
6643 set_ref_in_item(tv
, copyID
)
6653 dd
= tv
->vval
.v_dict
;
6654 if (dd
!= NULL
&& dd
->dv_copyID
!= copyID
)
6656 /* Didn't see this dict yet. */
6657 dd
->dv_copyID
= copyID
;
6658 set_ref_in_ht(&dd
->dv_hashtab
, copyID
);
6663 ll
= tv
->vval
.v_list
;
6664 if (ll
!= NULL
&& ll
->lv_copyID
!= copyID
)
6666 /* Didn't see this list yet. */
6667 ll
->lv_copyID
= copyID
;
6668 set_ref_in_list(ll
, copyID
);
6676 * Allocate an empty header for a dictionary.
6683 d
= (dict_T
*)alloc(sizeof(dict_T
));
6686 /* Add the list to the list of dicts for garbage collection. */
6687 if (first_dict
!= NULL
)
6688 first_dict
->dv_used_prev
= d
;
6689 d
->dv_used_next
= first_dict
;
6690 d
->dv_used_prev
= NULL
;
6693 hash_init(&d
->dv_hashtab
);
6702 * Unreference a Dictionary: decrement the reference count and free it when it
6709 if (d
!= NULL
&& --d
->dv_refcount
<= 0)
6714 * Free a Dictionary, including all items it contains.
6715 * Ignores the reference count.
6718 dict_free(d
, recurse
)
6720 int recurse
; /* Free Lists and Dictionaries recursively. */
6726 /* Remove the dict from the list of dicts for garbage collection. */
6727 if (d
->dv_used_prev
== NULL
)
6728 first_dict
= d
->dv_used_next
;
6730 d
->dv_used_prev
->dv_used_next
= d
->dv_used_next
;
6731 if (d
->dv_used_next
!= NULL
)
6732 d
->dv_used_next
->dv_used_prev
= d
->dv_used_prev
;
6734 /* Lock the hashtab, we don't want it to resize while freeing items. */
6735 hash_lock(&d
->dv_hashtab
);
6736 todo
= (int)d
->dv_hashtab
.ht_used
;
6737 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
6739 if (!HASHITEM_EMPTY(hi
))
6741 /* Remove the item before deleting it, just in case there is
6742 * something recursive causing trouble. */
6744 hash_remove(&d
->dv_hashtab
, hi
);
6745 if (recurse
|| (di
->di_tv
.v_type
!= VAR_LIST
6746 && di
->di_tv
.v_type
!= VAR_DICT
))
6747 clear_tv(&di
->di_tv
);
6752 hash_clear(&d
->dv_hashtab
);
6757 * Allocate a Dictionary item.
6758 * The "key" is copied to the new item.
6759 * Note that the value of the item "di_tv" still needs to be initialized!
6760 * Returns NULL when out of memory.
6768 di
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
) + STRLEN(key
)));
6771 STRCPY(di
->di_key
, key
);
6778 * Make a copy of a Dictionary item.
6786 di
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
6787 + STRLEN(org
->di_key
)));
6790 STRCPY(di
->di_key
, org
->di_key
);
6792 copy_tv(&org
->di_tv
, &di
->di_tv
);
6798 * Remove item "item" from Dictionary "dict" and free it.
6801 dictitem_remove(dict
, item
)
6807 hi
= hash_find(&dict
->dv_hashtab
, item
->di_key
);
6808 if (HASHITEM_EMPTY(hi
))
6809 EMSG2(_(e_intern2
), "dictitem_remove()");
6811 hash_remove(&dict
->dv_hashtab
, hi
);
6812 dictitem_free(item
);
6816 * Free a dict item. Also clears the value.
6822 clear_tv(&item
->di_tv
);
6827 * Make a copy of dict "d". Shallow if "deep" is FALSE.
6828 * The refcount of the new dict is set to 1.
6829 * See item_copy() for "copyID".
6830 * Returns NULL when out of memory.
6833 dict_copy(orig
, deep
, copyID
)
6846 copy
= dict_alloc();
6851 orig
->dv_copyID
= copyID
;
6852 orig
->dv_copydict
= copy
;
6854 todo
= (int)orig
->dv_hashtab
.ht_used
;
6855 for (hi
= orig
->dv_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
6857 if (!HASHITEM_EMPTY(hi
))
6861 di
= dictitem_alloc(hi
->hi_key
);
6866 if (item_copy(&HI2DI(hi
)->di_tv
, &di
->di_tv
, deep
,
6874 copy_tv(&HI2DI(hi
)->di_tv
, &di
->di_tv
);
6875 if (dict_add(copy
, di
) == FAIL
)
6883 ++copy
->dv_refcount
;
6895 * Add item "item" to Dictionary "d".
6896 * Returns FAIL when out of memory and when key already existed.
6903 return hash_add(&d
->dv_hashtab
, item
->di_key
);
6907 * Add a number or string entry to dictionary "d".
6908 * When "str" is NULL use number "nr", otherwise use "str".
6909 * Returns FAIL when out of memory and when key already exists.
6912 dict_add_nr_str(d
, key
, nr
, str
)
6920 item
= dictitem_alloc((char_u
*)key
);
6923 item
->di_tv
.v_lock
= 0;
6926 item
->di_tv
.v_type
= VAR_NUMBER
;
6927 item
->di_tv
.vval
.v_number
= nr
;
6931 item
->di_tv
.v_type
= VAR_STRING
;
6932 item
->di_tv
.vval
.v_string
= vim_strsave(str
);
6934 if (dict_add(d
, item
) == FAIL
)
6936 dictitem_free(item
);
6943 * Get the number of items in a Dictionary.
6951 return (long)d
->dv_hashtab
.ht_used
;
6955 * Find item "key[len]" in Dictionary "d".
6956 * If "len" is negative use strlen(key).
6957 * Returns NULL when not found.
6960 dict_find(d
, key
, len
)
6966 char_u buf
[AKEYLEN
];
6968 char_u
*tofree
= NULL
;
6973 else if (len
>= AKEYLEN
)
6975 tofree
= akey
= vim_strnsave(key
, len
);
6981 /* Avoid a malloc/free by using buf[]. */
6982 vim_strncpy(buf
, key
, len
);
6986 hi
= hash_find(&d
->dv_hashtab
, akey
);
6988 if (HASHITEM_EMPTY(hi
))
6994 * Get a string item from a dictionary.
6995 * When "save" is TRUE allocate memory for it.
6996 * Returns NULL if the entry doesn't exist or out of memory.
6999 get_dict_string(d
, key
, save
)
7007 di
= dict_find(d
, key
, -1);
7010 s
= get_tv_string(&di
->di_tv
);
7011 if (save
&& s
!= NULL
)
7017 * Get a number item from a dictionary.
7018 * Returns 0 if the entry doesn't exist or out of memory.
7021 get_dict_number(d
, key
)
7027 di
= dict_find(d
, key
, -1);
7030 return get_tv_number(&di
->di_tv
);
7034 * Return an allocated string with the string representation of a Dictionary.
7038 dict2string(tv
, copyID
)
7045 char_u numbuf
[NUMBUFLEN
];
7051 if ((d
= tv
->vval
.v_dict
) == NULL
)
7053 ga_init2(&ga
, (int)sizeof(char), 80);
7054 ga_append(&ga
, '{');
7056 todo
= (int)d
->dv_hashtab
.ht_used
;
7057 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
7059 if (!HASHITEM_EMPTY(hi
))
7066 ga_concat(&ga
, (char_u
*)", ");
7068 tofree
= string_quote(hi
->hi_key
, FALSE
);
7071 ga_concat(&ga
, tofree
);
7074 ga_concat(&ga
, (char_u
*)": ");
7075 s
= tv2string(&HI2DI(hi
)->di_tv
, &tofree
, numbuf
, copyID
);
7085 vim_free(ga
.ga_data
);
7089 ga_append(&ga
, '}');
7090 ga_append(&ga
, NUL
);
7091 return (char_u
*)ga
.ga_data
;
7095 * Allocate a variable for a Dictionary and fill it from "*arg".
7096 * Return OK or FAIL. Returns NOTDONE for {expr}.
7099 get_dict_tv(arg
, rettv
, evaluate
)
7109 char_u
*start
= skipwhite(*arg
+ 1);
7110 char_u buf
[NUMBUFLEN
];
7113 * First check if it's not a curly-braces thing: {expr}.
7114 * Must do this without evaluating, otherwise a function may be called
7115 * twice. Unfortunately this means we need to call eval1() twice for the
7117 * But {} is an empty Dictionary.
7121 if (eval1(&start
, &tv
, FALSE
) == FAIL
) /* recursive! */
7133 tvkey
.v_type
= VAR_UNKNOWN
;
7134 tv
.v_type
= VAR_UNKNOWN
;
7136 *arg
= skipwhite(*arg
+ 1);
7137 while (**arg
!= '}' && **arg
!= NUL
)
7139 if (eval1(arg
, &tvkey
, evaluate
) == FAIL
) /* recursive! */
7143 EMSG2(_("E720: Missing colon in Dictionary: %s"), *arg
);
7149 key
= get_tv_string_buf_chk(&tvkey
, buf
);
7150 if (key
== NULL
|| *key
== NUL
)
7152 /* "key" is NULL when get_tv_string_buf_chk() gave an errmsg */
7154 EMSG(_(e_emptykey
));
7160 *arg
= skipwhite(*arg
+ 1);
7161 if (eval1(arg
, &tv
, evaluate
) == FAIL
) /* recursive! */
7169 item
= dict_find(d
, key
, -1);
7172 EMSG2(_("E721: Duplicate key in Dictionary: \"%s\""), key
);
7177 item
= dictitem_alloc(key
);
7182 item
->di_tv
.v_lock
= 0;
7183 if (dict_add(d
, item
) == FAIL
)
7184 dictitem_free(item
);
7192 EMSG2(_("E722: Missing comma in Dictionary: %s"), *arg
);
7195 *arg
= skipwhite(*arg
+ 1);
7200 EMSG2(_("E723: Missing end of Dictionary '}': %s"), *arg
);
7207 *arg
= skipwhite(*arg
+ 1);
7210 rettv
->v_type
= VAR_DICT
;
7211 rettv
->vval
.v_dict
= d
;
7219 * Return a string with the string representation of a variable.
7220 * If the memory is allocated "tofree" is set to it, otherwise NULL.
7221 * "numbuf" is used for a number.
7222 * Does not put quotes around strings, as ":echo" displays values.
7223 * When "copyID" is not NULL replace recursive lists and dicts with "...".
7227 echo_string(tv
, tofree
, numbuf
, copyID
)
7233 static int recurse
= 0;
7236 if (recurse
>= DICT_MAXNEST
)
7238 EMSG(_("E724: variable nested too deep for displaying"));
7248 r
= tv
->vval
.v_string
;
7252 if (tv
->vval
.v_list
== NULL
)
7257 else if (copyID
!= 0 && tv
->vval
.v_list
->lv_copyID
== copyID
)
7260 r
= (char_u
*)"[...]";
7264 tv
->vval
.v_list
->lv_copyID
= copyID
;
7265 *tofree
= list2string(tv
, copyID
);
7271 if (tv
->vval
.v_dict
== NULL
)
7276 else if (copyID
!= 0 && tv
->vval
.v_dict
->dv_copyID
== copyID
)
7279 r
= (char_u
*)"{...}";
7283 tv
->vval
.v_dict
->dv_copyID
= copyID
;
7284 *tofree
= dict2string(tv
, copyID
);
7292 r
= get_tv_string_buf(tv
, numbuf
);
7298 vim_snprintf((char *)numbuf
, NUMBUFLEN
, "%g", tv
->vval
.v_float
);
7304 EMSG2(_(e_intern2
), "echo_string()");
7313 * Return a string with the string representation of a variable.
7314 * If the memory is allocated "tofree" is set to it, otherwise NULL.
7315 * "numbuf" is used for a number.
7316 * Puts quotes around strings, so that they can be parsed back by eval().
7320 tv2string(tv
, tofree
, numbuf
, copyID
)
7329 *tofree
= string_quote(tv
->vval
.v_string
, TRUE
);
7332 *tofree
= string_quote(tv
->vval
.v_string
, FALSE
);
7337 vim_snprintf((char *)numbuf
, NUMBUFLEN
- 1, "%g", tv
->vval
.v_float
);
7345 EMSG2(_(e_intern2
), "tv2string()");
7347 return echo_string(tv
, tofree
, numbuf
, copyID
);
7351 * Return string "str" in ' quotes, doubling ' characters.
7352 * If "str" is NULL an empty string is assumed.
7353 * If "function" is TRUE make it function('string').
7356 string_quote(str
, function
)
7363 len
= (function
? 13 : 3);
7366 len
+= (unsigned)STRLEN(str
);
7367 for (p
= str
; *p
!= NUL
; mb_ptr_adv(p
))
7376 STRCPY(r
, "function('");
7382 for (p
= str
; *p
!= NUL
; )
7398 * Convert the string "text" to a floating point number.
7399 * This uses strtod(). setlocale(LC_NUMERIC, "C") has been used to make sure
7400 * this always uses a decimal point.
7401 * Returns the length of the text that was consumed.
7404 string2float(text
, value
)
7406 float_T
*value
; /* result stored here */
7408 char *s
= (char *)text
;
7413 return (int)((char_u
*)s
- text
);
7418 * Get the value of an environment variable.
7419 * "arg" is pointing to the '$'. It is advanced to after the name.
7420 * If the environment variable was not set, silently assume it is empty.
7424 get_env_tv(arg
, rettv
, evaluate
)
7429 char_u
*string
= NULL
;
7433 int mustfree
= FALSE
;
7437 len
= get_env_len(arg
);
7444 /* first try vim_getenv(), fast for normal environment vars */
7445 string
= vim_getenv(name
, &mustfree
);
7446 if (string
!= NULL
&& *string
!= NUL
)
7449 string
= vim_strsave(string
);
7456 /* next try expanding things like $VIM and ${HOME} */
7457 string
= expand_env_save(name
- 1);
7458 if (string
!= NULL
&& *string
== '$')
7466 rettv
->v_type
= VAR_STRING
;
7467 rettv
->vval
.v_string
= string
;
7474 * Array with names and number of arguments of all internal functions
7475 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
7479 char *f_name
; /* function name */
7480 char f_min_argc
; /* minimal number of arguments */
7481 char f_max_argc
; /* maximal number of arguments */
7482 void (*f_func
) __ARGS((typval_T
*args
, typval_T
*rvar
));
7483 /* implementation of function */
7487 {"abs", 1, 1, f_abs
},
7489 {"add", 2, 2, f_add
},
7490 {"append", 2, 2, f_append
},
7491 {"argc", 0, 0, f_argc
},
7492 {"argidx", 0, 0, f_argidx
},
7493 {"argv", 0, 1, f_argv
},
7495 {"atan", 1, 1, f_atan
},
7497 {"browse", 4, 4, f_browse
},
7498 {"browsedir", 2, 2, f_browsedir
},
7499 {"bufexists", 1, 1, f_bufexists
},
7500 {"buffer_exists", 1, 1, f_bufexists
}, /* obsolete */
7501 {"buffer_name", 1, 1, f_bufname
}, /* obsolete */
7502 {"buffer_number", 1, 1, f_bufnr
}, /* obsolete */
7503 {"buflisted", 1, 1, f_buflisted
},
7504 {"bufloaded", 1, 1, f_bufloaded
},
7505 {"bufname", 1, 1, f_bufname
},
7506 {"bufnr", 1, 2, f_bufnr
},
7507 {"bufwinnr", 1, 1, f_bufwinnr
},
7508 {"byte2line", 1, 1, f_byte2line
},
7509 {"byteidx", 2, 2, f_byteidx
},
7510 {"call", 2, 3, f_call
},
7512 {"ceil", 1, 1, f_ceil
},
7514 {"changenr", 0, 0, f_changenr
},
7515 {"char2nr", 1, 1, f_char2nr
},
7516 {"cindent", 1, 1, f_cindent
},
7517 {"clearmatches", 0, 0, f_clearmatches
},
7518 {"col", 1, 1, f_col
},
7519 #if defined(FEAT_INS_EXPAND)
7520 {"complete", 2, 2, f_complete
},
7521 {"complete_add", 1, 1, f_complete_add
},
7522 {"complete_check", 0, 0, f_complete_check
},
7524 {"confirm", 1, 4, f_confirm
},
7525 {"copy", 1, 1, f_copy
},
7527 {"cos", 1, 1, f_cos
},
7529 {"count", 2, 4, f_count
},
7530 {"cscope_connection",0,3, f_cscope_connection
},
7531 {"cursor", 1, 3, f_cursor
},
7532 {"deepcopy", 1, 2, f_deepcopy
},
7533 {"delete", 1, 1, f_delete
},
7534 {"did_filetype", 0, 0, f_did_filetype
},
7535 {"diff_filler", 1, 1, f_diff_filler
},
7536 {"diff_hlID", 2, 2, f_diff_hlID
},
7537 {"empty", 1, 1, f_empty
},
7538 {"escape", 2, 2, f_escape
},
7539 {"eval", 1, 1, f_eval
},
7540 {"eventhandler", 0, 0, f_eventhandler
},
7541 {"executable", 1, 1, f_executable
},
7542 {"exists", 1, 1, f_exists
},
7543 {"expand", 1, 2, f_expand
},
7544 {"extend", 2, 3, f_extend
},
7545 {"feedkeys", 1, 2, f_feedkeys
},
7546 {"file_readable", 1, 1, f_filereadable
}, /* obsolete */
7547 {"filereadable", 1, 1, f_filereadable
},
7548 {"filewritable", 1, 1, f_filewritable
},
7549 {"filter", 2, 2, f_filter
},
7550 {"finddir", 1, 3, f_finddir
},
7551 {"findfile", 1, 3, f_findfile
},
7553 {"float2nr", 1, 1, f_float2nr
},
7554 {"floor", 1, 1, f_floor
},
7556 {"fnameescape", 1, 1, f_fnameescape
},
7557 {"fnamemodify", 2, 2, f_fnamemodify
},
7558 {"foldclosed", 1, 1, f_foldclosed
},
7559 {"foldclosedend", 1, 1, f_foldclosedend
},
7560 {"foldlevel", 1, 1, f_foldlevel
},
7561 {"foldtext", 0, 0, f_foldtext
},
7562 {"foldtextresult", 1, 1, f_foldtextresult
},
7563 {"foreground", 0, 0, f_foreground
},
7564 {"function", 1, 1, f_function
},
7565 {"garbagecollect", 0, 1, f_garbagecollect
},
7566 {"get", 2, 3, f_get
},
7567 {"getbufline", 2, 3, f_getbufline
},
7568 {"getbufvar", 2, 2, f_getbufvar
},
7569 {"getchar", 0, 1, f_getchar
},
7570 {"getcharmod", 0, 0, f_getcharmod
},
7571 {"getcmdline", 0, 0, f_getcmdline
},
7572 {"getcmdpos", 0, 0, f_getcmdpos
},
7573 {"getcmdtype", 0, 0, f_getcmdtype
},
7574 {"getcwd", 0, 0, f_getcwd
},
7575 {"getfontname", 0, 1, f_getfontname
},
7576 {"getfperm", 1, 1, f_getfperm
},
7577 {"getfsize", 1, 1, f_getfsize
},
7578 {"getftime", 1, 1, f_getftime
},
7579 {"getftype", 1, 1, f_getftype
},
7580 {"getline", 1, 2, f_getline
},
7581 {"getloclist", 1, 1, f_getqflist
},
7582 {"getmatches", 0, 0, f_getmatches
},
7583 {"getpid", 0, 0, f_getpid
},
7584 {"getpos", 1, 1, f_getpos
},
7585 {"getqflist", 0, 0, f_getqflist
},
7586 {"getreg", 0, 2, f_getreg
},
7587 {"getregtype", 0, 1, f_getregtype
},
7588 {"gettabwinvar", 3, 3, f_gettabwinvar
},
7589 {"getwinposx", 0, 0, f_getwinposx
},
7590 {"getwinposy", 0, 0, f_getwinposy
},
7591 {"getwinvar", 2, 2, f_getwinvar
},
7592 {"glob", 1, 2, f_glob
},
7593 {"globpath", 2, 3, f_globpath
},
7594 {"has", 1, 1, f_has
},
7595 {"has_key", 2, 2, f_has_key
},
7596 {"haslocaldir", 0, 0, f_haslocaldir
},
7597 {"hasmapto", 1, 3, f_hasmapto
},
7598 {"highlightID", 1, 1, f_hlID
}, /* obsolete */
7599 {"highlight_exists",1, 1, f_hlexists
}, /* obsolete */
7600 {"histadd", 2, 2, f_histadd
},
7601 {"histdel", 1, 2, f_histdel
},
7602 {"histget", 1, 2, f_histget
},
7603 {"histnr", 1, 1, f_histnr
},
7604 {"hlID", 1, 1, f_hlID
},
7605 {"hlexists", 1, 1, f_hlexists
},
7606 {"hostname", 0, 0, f_hostname
},
7607 {"iconv", 3, 3, f_iconv
},
7608 {"indent", 1, 1, f_indent
},
7609 {"index", 2, 4, f_index
},
7610 {"input", 1, 3, f_input
},
7611 {"inputdialog", 1, 3, f_inputdialog
},
7612 {"inputlist", 1, 1, f_inputlist
},
7613 {"inputrestore", 0, 0, f_inputrestore
},
7614 {"inputsave", 0, 0, f_inputsave
},
7615 {"inputsecret", 1, 2, f_inputsecret
},
7616 {"insert", 2, 3, f_insert
},
7617 {"isdirectory", 1, 1, f_isdirectory
},
7618 {"islocked", 1, 1, f_islocked
},
7619 {"items", 1, 1, f_items
},
7620 {"join", 1, 2, f_join
},
7621 {"keys", 1, 1, f_keys
},
7622 {"last_buffer_nr", 0, 0, f_last_buffer_nr
},/* obsolete */
7623 {"len", 1, 1, f_len
},
7624 {"libcall", 3, 3, f_libcall
},
7625 {"libcallnr", 3, 3, f_libcallnr
},
7626 {"line", 1, 1, f_line
},
7627 {"line2byte", 1, 1, f_line2byte
},
7628 {"lispindent", 1, 1, f_lispindent
},
7629 {"localtime", 0, 0, f_localtime
},
7631 {"log10", 1, 1, f_log10
},
7633 {"map", 2, 2, f_map
},
7634 {"maparg", 1, 3, f_maparg
},
7635 {"mapcheck", 1, 3, f_mapcheck
},
7636 {"match", 2, 4, f_match
},
7637 {"matchadd", 2, 4, f_matchadd
},
7638 {"matcharg", 1, 1, f_matcharg
},
7639 {"matchdelete", 1, 1, f_matchdelete
},
7640 {"matchend", 2, 4, f_matchend
},
7641 {"matchlist", 2, 4, f_matchlist
},
7642 {"matchstr", 2, 4, f_matchstr
},
7643 {"max", 1, 1, f_max
},
7644 {"min", 1, 1, f_min
},
7646 {"mkdir", 1, 3, f_mkdir
},
7648 {"mode", 0, 1, f_mode
},
7649 {"nextnonblank", 1, 1, f_nextnonblank
},
7650 {"nr2char", 1, 1, f_nr2char
},
7651 {"pathshorten", 1, 1, f_pathshorten
},
7653 {"pow", 2, 2, f_pow
},
7655 {"prevnonblank", 1, 1, f_prevnonblank
},
7656 {"printf", 2, 19, f_printf
},
7657 {"pumvisible", 0, 0, f_pumvisible
},
7658 {"range", 1, 3, f_range
},
7659 {"readfile", 1, 3, f_readfile
},
7660 {"reltime", 0, 2, f_reltime
},
7661 {"reltimestr", 1, 1, f_reltimestr
},
7662 {"remote_expr", 2, 3, f_remote_expr
},
7663 {"remote_foreground", 1, 1, f_remote_foreground
},
7664 {"remote_peek", 1, 2, f_remote_peek
},
7665 {"remote_read", 1, 1, f_remote_read
},
7666 {"remote_send", 2, 3, f_remote_send
},
7667 {"remove", 2, 3, f_remove
},
7668 {"rename", 2, 2, f_rename
},
7669 {"repeat", 2, 2, f_repeat
},
7670 {"resolve", 1, 1, f_resolve
},
7671 {"reverse", 1, 1, f_reverse
},
7673 {"round", 1, 1, f_round
},
7675 {"search", 1, 4, f_search
},
7676 {"searchdecl", 1, 3, f_searchdecl
},
7677 {"searchpair", 3, 7, f_searchpair
},
7678 {"searchpairpos", 3, 7, f_searchpairpos
},
7679 {"searchpos", 1, 4, f_searchpos
},
7680 {"server2client", 2, 2, f_server2client
},
7681 {"serverlist", 0, 0, f_serverlist
},
7682 {"setbufvar", 3, 3, f_setbufvar
},
7683 {"setcmdpos", 1, 1, f_setcmdpos
},
7684 {"setline", 2, 2, f_setline
},
7685 {"setloclist", 2, 3, f_setloclist
},
7686 {"setmatches", 1, 1, f_setmatches
},
7687 {"setpos", 2, 2, f_setpos
},
7688 {"setqflist", 1, 2, f_setqflist
},
7689 {"setreg", 2, 3, f_setreg
},
7690 {"settabwinvar", 4, 4, f_settabwinvar
},
7691 {"setwinvar", 3, 3, f_setwinvar
},
7692 {"shellescape", 1, 2, f_shellescape
},
7693 {"simplify", 1, 1, f_simplify
},
7695 {"sin", 1, 1, f_sin
},
7697 {"sort", 1, 2, f_sort
},
7698 {"soundfold", 1, 1, f_soundfold
},
7699 {"spellbadword", 0, 1, f_spellbadword
},
7700 {"spellsuggest", 1, 3, f_spellsuggest
},
7701 {"split", 1, 3, f_split
},
7703 {"sqrt", 1, 1, f_sqrt
},
7704 {"str2float", 1, 1, f_str2float
},
7706 {"str2nr", 1, 2, f_str2nr
},
7707 #ifdef HAVE_STRFTIME
7708 {"strftime", 1, 2, f_strftime
},
7710 {"stridx", 2, 3, f_stridx
},
7711 {"string", 1, 1, f_string
},
7712 {"strlen", 1, 1, f_strlen
},
7713 {"strpart", 2, 3, f_strpart
},
7714 {"strridx", 2, 3, f_strridx
},
7715 {"strtrans", 1, 1, f_strtrans
},
7716 {"submatch", 1, 1, f_submatch
},
7717 {"substitute", 4, 4, f_substitute
},
7718 {"synID", 3, 3, f_synID
},
7719 {"synIDattr", 2, 3, f_synIDattr
},
7720 {"synIDtrans", 1, 1, f_synIDtrans
},
7721 {"synstack", 2, 2, f_synstack
},
7722 {"system", 1, 2, f_system
},
7723 {"tabpagebuflist", 0, 1, f_tabpagebuflist
},
7724 {"tabpagenr", 0, 1, f_tabpagenr
},
7725 {"tabpagewinnr", 1, 2, f_tabpagewinnr
},
7726 {"tagfiles", 0, 0, f_tagfiles
},
7727 {"taglist", 1, 1, f_taglist
},
7728 {"tempname", 0, 0, f_tempname
},
7729 {"test", 1, 1, f_test
},
7730 {"tolower", 1, 1, f_tolower
},
7731 {"toupper", 1, 1, f_toupper
},
7734 {"trunc", 1, 1, f_trunc
},
7736 {"type", 1, 1, f_type
},
7737 {"values", 1, 1, f_values
},
7738 {"virtcol", 1, 1, f_virtcol
},
7739 {"visualmode", 0, 1, f_visualmode
},
7740 {"winbufnr", 1, 1, f_winbufnr
},
7741 {"wincol", 0, 0, f_wincol
},
7742 {"winheight", 1, 1, f_winheight
},
7743 {"winline", 0, 0, f_winline
},
7744 {"winnr", 0, 1, f_winnr
},
7745 {"winrestcmd", 0, 0, f_winrestcmd
},
7746 {"winrestview", 1, 1, f_winrestview
},
7747 {"winsaveview", 0, 0, f_winsaveview
},
7748 {"winwidth", 1, 1, f_winwidth
},
7749 {"writefile", 2, 3, f_writefile
},
7752 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
7755 * Function given to ExpandGeneric() to obtain the list of internal
7756 * or user defined function names.
7759 get_function_name(xp
, idx
)
7763 static int intidx
= -1;
7770 name
= get_user_func_name(xp
, idx
);
7774 if (++intidx
< (int)(sizeof(functions
) / sizeof(struct fst
)))
7776 STRCPY(IObuff
, functions
[intidx
].f_name
);
7777 STRCAT(IObuff
, "(");
7778 if (functions
[intidx
].f_max_argc
== 0)
7779 STRCAT(IObuff
, ")");
7787 * Function given to ExpandGeneric() to obtain the list of internal or
7788 * user defined variable or function names.
7792 get_expr_name(xp
, idx
)
7796 static int intidx
= -1;
7803 name
= get_function_name(xp
, idx
);
7807 return get_user_var_name(xp
, ++intidx
);
7810 #endif /* FEAT_CMDL_COMPL */
7813 * Find internal function in table above.
7814 * Return index, or -1 if not found
7817 find_internal_func(name
)
7818 char_u
*name
; /* name of the function */
7821 int last
= (int)(sizeof(functions
) / sizeof(struct fst
)) - 1;
7826 * Find the function name in the table. Binary search.
7828 while (first
<= last
)
7830 x
= first
+ ((unsigned)(last
- first
) >> 1);
7831 cmp
= STRCMP(name
, functions
[x
].f_name
);
7843 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
7844 * name it contains, otherwise return "name".
7847 deref_func_name(name
, lenp
)
7856 v
= find_var(name
, NULL
);
7858 if (v
!= NULL
&& v
->di_tv
.v_type
== VAR_FUNC
)
7860 if (v
->di_tv
.vval
.v_string
== NULL
)
7863 return (char_u
*)""; /* just in case */
7865 *lenp
= (int)STRLEN(v
->di_tv
.vval
.v_string
);
7866 return v
->di_tv
.vval
.v_string
;
7873 * Allocate a variable for the result of a function.
7874 * Return OK or FAIL.
7877 get_func_tv(name
, len
, rettv
, arg
, firstline
, lastline
, doesrange
,
7879 char_u
*name
; /* name of the function */
7880 int len
; /* length of "name" */
7882 char_u
**arg
; /* argument, pointing to the '(' */
7883 linenr_T firstline
; /* first line of range */
7884 linenr_T lastline
; /* last line of range */
7885 int *doesrange
; /* return: function handled range */
7887 dict_T
*selfdict
; /* Dictionary for "self" */
7891 typval_T argvars
[MAX_FUNC_ARGS
+ 1]; /* vars for arguments */
7892 int argcount
= 0; /* number of arguments found */
7895 * Get the arguments.
7898 while (argcount
< MAX_FUNC_ARGS
)
7900 argp
= skipwhite(argp
+ 1); /* skip the '(' or ',' */
7901 if (*argp
== ')' || *argp
== ',' || *argp
== NUL
)
7903 if (eval1(&argp
, &argvars
[argcount
], evaluate
) == FAIL
)
7918 ret
= call_func(name
, len
, rettv
, argcount
, argvars
,
7919 firstline
, lastline
, doesrange
, evaluate
, selfdict
);
7920 else if (!aborting())
7922 if (argcount
== MAX_FUNC_ARGS
)
7923 emsg_funcname(N_("E740: Too many arguments for function %s"), name
);
7925 emsg_funcname(N_("E116: Invalid arguments for function %s"), name
);
7928 while (--argcount
>= 0)
7929 clear_tv(&argvars
[argcount
]);
7931 *arg
= skipwhite(argp
);
7937 * Call a function with its resolved parameters
7938 * Return OK when the function can't be called, FAIL otherwise.
7939 * Also returns OK when an error was encountered while executing the function.
7942 call_func(name
, len
, rettv
, argcount
, argvars
, firstline
, lastline
,
7943 doesrange
, evaluate
, selfdict
)
7944 char_u
*name
; /* name of the function */
7945 int len
; /* length of "name" */
7946 typval_T
*rettv
; /* return value goes here */
7947 int argcount
; /* number of "argvars" */
7948 typval_T
*argvars
; /* vars for arguments, must have "argcount"
7949 PLUS ONE elements! */
7950 linenr_T firstline
; /* first line of range */
7951 linenr_T lastline
; /* last line of range */
7952 int *doesrange
; /* return: function handled range */
7954 dict_T
*selfdict
; /* Dictionary for "self" */
7957 #define ERROR_UNKNOWN 0
7958 #define ERROR_TOOMANY 1
7959 #define ERROR_TOOFEW 2
7960 #define ERROR_SCRIPT 3
7961 #define ERROR_DICT 4
7962 #define ERROR_NONE 5
7963 #define ERROR_OTHER 6
7964 int error
= ERROR_NONE
;
7969 #define FLEN_FIXED 40
7970 char_u fname_buf
[FLEN_FIXED
+ 1];
7974 * In a script change <SID>name() and s:name() to K_SNR 123_name().
7975 * Change <SNR>123_name() to K_SNR 123_name().
7976 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
7980 llen
= eval_fname_script(name
);
7983 fname_buf
[0] = K_SPECIAL
;
7984 fname_buf
[1] = KS_EXTRA
;
7985 fname_buf
[2] = (int)KE_SNR
;
7987 if (eval_fname_sid(name
)) /* "<SID>" or "s:" */
7989 if (current_SID
<= 0)
7990 error
= ERROR_SCRIPT
;
7993 sprintf((char *)fname_buf
+ 3, "%ld_", (long)current_SID
);
7994 i
= (int)STRLEN(fname_buf
);
7997 if (i
+ STRLEN(name
+ llen
) < FLEN_FIXED
)
7999 STRCPY(fname_buf
+ i
, name
+ llen
);
8004 fname
= alloc((unsigned)(i
+ STRLEN(name
+ llen
) + 1));
8006 error
= ERROR_OTHER
;
8009 mch_memmove(fname
, fname_buf
, (size_t)i
);
8010 STRCPY(fname
+ i
, name
+ llen
);
8020 /* execute the function if no errors detected and executing */
8021 if (evaluate
&& error
== ERROR_NONE
)
8023 rettv
->v_type
= VAR_NUMBER
; /* default rettv is number zero */
8024 rettv
->vval
.v_number
= 0;
8025 error
= ERROR_UNKNOWN
;
8027 if (!builtin_function(fname
))
8030 * User defined function.
8032 fp
= find_func(fname
);
8035 /* Trigger FuncUndefined event, may load the function. */
8037 && apply_autocmds(EVENT_FUNCUNDEFINED
,
8038 fname
, fname
, TRUE
, NULL
)
8041 /* executed an autocommand, search for the function again */
8042 fp
= find_func(fname
);
8045 /* Try loading a package. */
8046 if (fp
== NULL
&& script_autoload(fname
, TRUE
) && !aborting())
8048 /* loaded a package, search for the function again */
8049 fp
= find_func(fname
);
8054 if (fp
->uf_flags
& FC_RANGE
)
8056 if (argcount
< fp
->uf_args
.ga_len
)
8057 error
= ERROR_TOOFEW
;
8058 else if (!fp
->uf_varargs
&& argcount
> fp
->uf_args
.ga_len
)
8059 error
= ERROR_TOOMANY
;
8060 else if ((fp
->uf_flags
& FC_DICT
) && selfdict
== NULL
)
8065 * Call the user function.
8066 * Save and restore search patterns, script variables and
8069 save_search_patterns();
8072 call_user_func(fp
, argcount
, argvars
, rettv
,
8073 firstline
, lastline
,
8074 (fp
->uf_flags
& FC_DICT
) ? selfdict
: NULL
);
8075 if (--fp
->uf_calls
<= 0 && isdigit(*fp
->uf_name
)
8076 && fp
->uf_refcount
<= 0)
8077 /* Function was unreferenced while being used, free it
8081 restore_search_patterns();
8089 * Find the function name in the table, call its implementation.
8091 i
= find_internal_func(fname
);
8094 if (argcount
< functions
[i
].f_min_argc
)
8095 error
= ERROR_TOOFEW
;
8096 else if (argcount
> functions
[i
].f_max_argc
)
8097 error
= ERROR_TOOMANY
;
8100 argvars
[argcount
].v_type
= VAR_UNKNOWN
;
8101 functions
[i
].f_func(argvars
, rettv
);
8107 * The function call (or "FuncUndefined" autocommand sequence) might
8108 * have been aborted by an error, an interrupt, or an explicitly thrown
8109 * exception that has not been caught so far. This situation can be
8110 * tested for by calling aborting(). For an error in an internal
8111 * function or for the "E132" error in call_user_func(), however, the
8112 * throw point at which the "force_abort" flag (temporarily reset by
8113 * emsg()) is normally updated has not been reached yet. We need to
8114 * update that flag first to make aborting() reliable.
8116 update_force_abort();
8118 if (error
== ERROR_NONE
)
8122 * Report an error unless the argument evaluation or function call has been
8123 * cancelled due to an aborting error, an interrupt, or an exception.
8130 emsg_funcname(N_("E117: Unknown function: %s"), name
);
8133 emsg_funcname(e_toomanyarg
, name
);
8136 emsg_funcname(N_("E119: Not enough arguments for function: %s"),
8140 emsg_funcname(N_("E120: Using <SID> not in a script context: %s"),
8144 emsg_funcname(N_("E725: Calling dict function without Dictionary: %s"),
8151 if (fname
!= name
&& fname
!= fname_buf
)
8158 * Give an error message with a function name. Handle <SNR> things.
8159 * "ermsg" is to be passed without translation, use N_() instead of _().
8162 emsg_funcname(ermsg
, name
)
8168 if (*name
== K_SPECIAL
)
8169 p
= concat_str((char_u
*)"<SNR>", name
+ 3);
8178 * Return TRUE for a non-zero Number and a non-empty String.
8181 non_zero_arg(argvars
)
8184 return ((argvars
[0].v_type
== VAR_NUMBER
8185 && argvars
[0].vval
.v_number
!= 0)
8186 || (argvars
[0].v_type
== VAR_STRING
8187 && argvars
[0].vval
.v_string
!= NULL
8188 && *argvars
[0].vval
.v_string
!= NUL
));
8191 /*********************************************
8192 * Implementation of the built-in functions
8197 * "abs(expr)" function
8200 f_abs(argvars
, rettv
)
8204 if (argvars
[0].v_type
== VAR_FLOAT
)
8206 rettv
->v_type
= VAR_FLOAT
;
8207 rettv
->vval
.v_float
= fabs(argvars
[0].vval
.v_float
);
8214 n
= get_tv_number_chk(&argvars
[0], &error
);
8216 rettv
->vval
.v_number
= -1;
8218 rettv
->vval
.v_number
= n
;
8220 rettv
->vval
.v_number
= -n
;
8226 * "add(list, item)" function
8229 f_add(argvars
, rettv
)
8235 rettv
->vval
.v_number
= 1; /* Default: Failed */
8236 if (argvars
[0].v_type
== VAR_LIST
)
8238 if ((l
= argvars
[0].vval
.v_list
) != NULL
8239 && !tv_check_lock(l
->lv_lock
, (char_u
*)"add()")
8240 && list_append_tv(l
, &argvars
[1]) == OK
)
8241 copy_tv(&argvars
[0], rettv
);
8248 * "append(lnum, string/list)" function
8251 f_append(argvars
, rettv
)
8258 listitem_T
*li
= NULL
;
8262 lnum
= get_tv_lnum(argvars
);
8264 && lnum
<= curbuf
->b_ml
.ml_line_count
8265 && u_save(lnum
, lnum
+ 1) == OK
)
8267 if (argvars
[1].v_type
== VAR_LIST
)
8269 l
= argvars
[1].vval
.v_list
;
8277 tv
= &argvars
[1]; /* append a string */
8278 else if (li
== NULL
)
8279 break; /* end of list */
8281 tv
= &li
->li_tv
; /* append item from list */
8282 line
= get_tv_string_chk(tv
);
8283 if (line
== NULL
) /* type error */
8285 rettv
->vval
.v_number
= 1; /* Failed */
8288 ml_append(lnum
+ added
, line
, (colnr_T
)0, FALSE
);
8295 appended_lines_mark(lnum
, added
);
8296 if (curwin
->w_cursor
.lnum
> lnum
)
8297 curwin
->w_cursor
.lnum
+= added
;
8300 rettv
->vval
.v_number
= 1; /* Failed */
8307 f_argc(argvars
, rettv
)
8308 typval_T
*argvars UNUSED
;
8311 rettv
->vval
.v_number
= ARGCOUNT
;
8315 * "argidx()" function
8318 f_argidx(argvars
, rettv
)
8319 typval_T
*argvars UNUSED
;
8322 rettv
->vval
.v_number
= curwin
->w_arg_idx
;
8326 * "argv(nr)" function
8329 f_argv(argvars
, rettv
)
8335 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
8337 idx
= get_tv_number_chk(&argvars
[0], NULL
);
8338 if (idx
>= 0 && idx
< ARGCOUNT
)
8339 rettv
->vval
.v_string
= vim_strsave(alist_name(&ARGLIST
[idx
]));
8341 rettv
->vval
.v_string
= NULL
;
8342 rettv
->v_type
= VAR_STRING
;
8344 else if (rettv_list_alloc(rettv
) == OK
)
8345 for (idx
= 0; idx
< ARGCOUNT
; ++idx
)
8346 list_append_string(rettv
->vval
.v_list
,
8347 alist_name(&ARGLIST
[idx
]), -1);
8351 static int get_float_arg
__ARGS((typval_T
*argvars
, float_T
*f
));
8354 * Get the float value of "argvars[0]" into "f".
8355 * Returns FAIL when the argument is not a Number or Float.
8358 get_float_arg(argvars
, f
)
8362 if (argvars
[0].v_type
== VAR_FLOAT
)
8364 *f
= argvars
[0].vval
.v_float
;
8367 if (argvars
[0].v_type
== VAR_NUMBER
)
8369 *f
= (float_T
)argvars
[0].vval
.v_number
;
8372 EMSG(_("E808: Number or Float required"));
8380 f_atan(argvars
, rettv
)
8386 rettv
->v_type
= VAR_FLOAT
;
8387 if (get_float_arg(argvars
, &f
) == OK
)
8388 rettv
->vval
.v_float
= atan(f
);
8390 rettv
->vval
.v_float
= 0.0;
8395 * "browse(save, title, initdir, default)" function
8398 f_browse(argvars
, rettv
)
8399 typval_T
*argvars UNUSED
;
8407 char_u buf
[NUMBUFLEN
];
8408 char_u buf2
[NUMBUFLEN
];
8411 save
= get_tv_number_chk(&argvars
[0], &error
);
8412 title
= get_tv_string_chk(&argvars
[1]);
8413 initdir
= get_tv_string_buf_chk(&argvars
[2], buf
);
8414 defname
= get_tv_string_buf_chk(&argvars
[3], buf2
);
8416 if (error
|| title
== NULL
|| initdir
== NULL
|| defname
== NULL
)
8417 rettv
->vval
.v_string
= NULL
;
8419 rettv
->vval
.v_string
=
8420 do_browse(save
? BROWSE_SAVE
: 0,
8421 title
, defname
, NULL
, initdir
, NULL
, curbuf
);
8423 rettv
->vval
.v_string
= NULL
;
8425 rettv
->v_type
= VAR_STRING
;
8429 * "browsedir(title, initdir)" function
8432 f_browsedir(argvars
, rettv
)
8433 typval_T
*argvars UNUSED
;
8439 char_u buf
[NUMBUFLEN
];
8441 title
= get_tv_string_chk(&argvars
[0]);
8442 initdir
= get_tv_string_buf_chk(&argvars
[1], buf
);
8444 if (title
== NULL
|| initdir
== NULL
)
8445 rettv
->vval
.v_string
= NULL
;
8447 rettv
->vval
.v_string
= do_browse(BROWSE_DIR
,
8448 title
, NULL
, NULL
, initdir
, NULL
, curbuf
);
8450 rettv
->vval
.v_string
= NULL
;
8452 rettv
->v_type
= VAR_STRING
;
8455 static buf_T
*find_buffer
__ARGS((typval_T
*avar
));
8458 * Find a buffer by number or exact name.
8466 if (avar
->v_type
== VAR_NUMBER
)
8467 buf
= buflist_findnr((int)avar
->vval
.v_number
);
8468 else if (avar
->v_type
== VAR_STRING
&& avar
->vval
.v_string
!= NULL
)
8470 buf
= buflist_findname_exp(avar
->vval
.v_string
);
8473 /* No full path name match, try a match with a URL or a "nofile"
8474 * buffer, these don't use the full path. */
8475 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
8476 if (buf
->b_fname
!= NULL
8477 && (path_with_url(buf
->b_fname
)
8478 #ifdef FEAT_QUICKFIX
8482 && STRCMP(buf
->b_fname
, avar
->vval
.v_string
) == 0)
8490 * "bufexists(expr)" function
8493 f_bufexists(argvars
, rettv
)
8497 rettv
->vval
.v_number
= (find_buffer(&argvars
[0]) != NULL
);
8501 * "buflisted(expr)" function
8504 f_buflisted(argvars
, rettv
)
8510 buf
= find_buffer(&argvars
[0]);
8511 rettv
->vval
.v_number
= (buf
!= NULL
&& buf
->b_p_bl
);
8515 * "bufloaded(expr)" function
8518 f_bufloaded(argvars
, rettv
)
8524 buf
= find_buffer(&argvars
[0]);
8525 rettv
->vval
.v_number
= (buf
!= NULL
&& buf
->b_ml
.ml_mfp
!= NULL
);
8528 static buf_T
*get_buf_tv
__ARGS((typval_T
*tv
));
8531 * Get buffer by number or pattern.
8537 char_u
*name
= tv
->vval
.v_string
;
8542 if (tv
->v_type
== VAR_NUMBER
)
8543 return buflist_findnr((int)tv
->vval
.v_number
);
8544 if (tv
->v_type
!= VAR_STRING
)
8546 if (name
== NULL
|| *name
== NUL
)
8548 if (name
[0] == '$' && name
[1] == NUL
)
8551 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
8552 save_magic
= p_magic
;
8555 p_cpo
= (char_u
*)"";
8557 buf
= buflist_findnr(buflist_findpat(name
, name
+ STRLEN(name
),
8560 p_magic
= save_magic
;
8563 /* If not found, try expanding the name, like done for bufexists(). */
8565 buf
= find_buffer(tv
);
8571 * "bufname(expr)" function
8574 f_bufname(argvars
, rettv
)
8580 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8582 buf
= get_buf_tv(&argvars
[0]);
8583 rettv
->v_type
= VAR_STRING
;
8584 if (buf
!= NULL
&& buf
->b_fname
!= NULL
)
8585 rettv
->vval
.v_string
= vim_strsave(buf
->b_fname
);
8587 rettv
->vval
.v_string
= NULL
;
8592 * "bufnr(expr)" function
8595 f_bufnr(argvars
, rettv
)
8603 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8605 buf
= get_buf_tv(&argvars
[0]);
8608 /* If the buffer isn't found and the second argument is not zero create a
8611 && argvars
[1].v_type
!= VAR_UNKNOWN
8612 && get_tv_number_chk(&argvars
[1], &error
) != 0
8614 && (name
= get_tv_string_chk(&argvars
[0])) != NULL
8616 buf
= buflist_new(name
, NULL
, (linenr_T
)1, 0);
8619 rettv
->vval
.v_number
= buf
->b_fnum
;
8621 rettv
->vval
.v_number
= -1;
8625 * "bufwinnr(nr)" function
8628 f_bufwinnr(argvars
, rettv
)
8638 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
8640 buf
= get_buf_tv(&argvars
[0]);
8642 for (wp
= firstwin
; wp
; wp
= wp
->w_next
)
8645 if (wp
->w_buffer
== buf
)
8648 rettv
->vval
.v_number
= (wp
!= NULL
? winnr
: -1);
8650 rettv
->vval
.v_number
= (curwin
->w_buffer
== buf
? 1 : -1);
8656 * "byte2line(byte)" function
8660 f_byte2line(argvars
, rettv
)
8664 #ifndef FEAT_BYTEOFF
8665 rettv
->vval
.v_number
= -1;
8669 boff
= get_tv_number(&argvars
[0]) - 1; /* boff gets -1 on type error */
8671 rettv
->vval
.v_number
= -1;
8673 rettv
->vval
.v_number
= ml_find_line_or_offset(curbuf
,
8674 (linenr_T
)0, &boff
);
8679 * "byteidx()" function
8683 f_byteidx(argvars
, rettv
)
8693 str
= get_tv_string_chk(&argvars
[0]);
8694 idx
= get_tv_number_chk(&argvars
[1], NULL
);
8695 rettv
->vval
.v_number
= -1;
8696 if (str
== NULL
|| idx
< 0)
8701 for ( ; idx
> 0; idx
--)
8703 if (*t
== NUL
) /* EOL reached */
8705 t
+= (*mb_ptr2len
)(t
);
8707 rettv
->vval
.v_number
= (varnumber_T
)(t
- str
);
8709 if ((size_t)idx
<= STRLEN(str
))
8710 rettv
->vval
.v_number
= idx
;
8715 * "call(func, arglist)" function
8718 f_call(argvars
, rettv
)
8723 typval_T argv
[MAX_FUNC_ARGS
+ 1];
8727 dict_T
*selfdict
= NULL
;
8729 if (argvars
[1].v_type
!= VAR_LIST
)
8734 if (argvars
[1].vval
.v_list
== NULL
)
8737 if (argvars
[0].v_type
== VAR_FUNC
)
8738 func
= argvars
[0].vval
.v_string
;
8740 func
= get_tv_string(&argvars
[0]);
8742 return; /* type error or empty name */
8744 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
8746 if (argvars
[2].v_type
!= VAR_DICT
)
8751 selfdict
= argvars
[2].vval
.v_dict
;
8754 for (item
= argvars
[1].vval
.v_list
->lv_first
; item
!= NULL
;
8755 item
= item
->li_next
)
8757 if (argc
== MAX_FUNC_ARGS
)
8759 EMSG(_("E699: Too many arguments"));
8762 /* Make a copy of each argument. This is needed to be able to set
8763 * v_lock to VAR_FIXED in the copy without changing the original list.
8765 copy_tv(&item
->li_tv
, &argv
[argc
++]);
8769 (void)call_func(func
, (int)STRLEN(func
), rettv
, argc
, argv
,
8770 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
8771 &dummy
, TRUE
, selfdict
);
8773 /* Free the arguments. */
8775 clear_tv(&argv
[--argc
]);
8780 * "ceil({float})" function
8783 f_ceil(argvars
, rettv
)
8789 rettv
->v_type
= VAR_FLOAT
;
8790 if (get_float_arg(argvars
, &f
) == OK
)
8791 rettv
->vval
.v_float
= ceil(f
);
8793 rettv
->vval
.v_float
= 0.0;
8798 * "changenr()" function
8801 f_changenr(argvars
, rettv
)
8802 typval_T
*argvars UNUSED
;
8805 rettv
->vval
.v_number
= curbuf
->b_u_seq_cur
;
8809 * "char2nr(string)" function
8812 f_char2nr(argvars
, rettv
)
8818 rettv
->vval
.v_number
= (*mb_ptr2char
)(get_tv_string(&argvars
[0]));
8821 rettv
->vval
.v_number
= get_tv_string(&argvars
[0])[0];
8825 * "cindent(lnum)" function
8828 f_cindent(argvars
, rettv
)
8836 pos
= curwin
->w_cursor
;
8837 lnum
= get_tv_lnum(argvars
);
8838 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
8840 curwin
->w_cursor
.lnum
= lnum
;
8841 rettv
->vval
.v_number
= get_c_indent();
8842 curwin
->w_cursor
= pos
;
8846 rettv
->vval
.v_number
= -1;
8850 * "clearmatches()" function
8853 f_clearmatches(argvars
, rettv
)
8854 typval_T
*argvars UNUSED
;
8857 #ifdef FEAT_SEARCH_EXTRA
8858 clear_matches(curwin
);
8863 * "col(string)" function
8866 f_col(argvars
, rettv
)
8872 int fnum
= curbuf
->b_fnum
;
8874 fp
= var2fpos(&argvars
[0], FALSE
, &fnum
);
8875 if (fp
!= NULL
&& fnum
== curbuf
->b_fnum
)
8877 if (fp
->col
== MAXCOL
)
8879 /* '> can be MAXCOL, get the length of the line then */
8880 if (fp
->lnum
<= curbuf
->b_ml
.ml_line_count
)
8881 col
= (colnr_T
)STRLEN(ml_get(fp
->lnum
)) + 1;
8888 #ifdef FEAT_VIRTUALEDIT
8889 /* col(".") when the cursor is on the NUL at the end of the line
8890 * because of "coladd" can be seen as an extra column. */
8891 if (virtual_active() && fp
== &curwin
->w_cursor
)
8893 char_u
*p
= ml_get_cursor();
8895 if (curwin
->w_cursor
.coladd
>= (colnr_T
)chartabsize(p
,
8896 curwin
->w_virtcol
- curwin
->w_cursor
.coladd
))
8901 if (*p
!= NUL
&& p
[(l
= (*mb_ptr2len
)(p
))] == NUL
)
8904 if (*p
!= NUL
&& p
[1] == NUL
)
8912 rettv
->vval
.v_number
= col
;
8915 #if defined(FEAT_INS_EXPAND)
8917 * "complete()" function
8921 f_complete(argvars
, rettv
)
8927 if ((State
& INSERT
) == 0)
8929 EMSG(_("E785: complete() can only be used in Insert mode"));
8933 /* Check for undo allowed here, because if something was already inserted
8934 * the line was already saved for undo and this check isn't done. */
8935 if (!undo_allowed())
8938 if (argvars
[1].v_type
!= VAR_LIST
|| argvars
[1].vval
.v_list
== NULL
)
8944 startcol
= get_tv_number_chk(&argvars
[0], NULL
);
8948 set_completion(startcol
- 1, argvars
[1].vval
.v_list
);
8952 * "complete_add()" function
8956 f_complete_add(argvars
, rettv
)
8960 rettv
->vval
.v_number
= ins_compl_add_tv(&argvars
[0], 0);
8964 * "complete_check()" function
8968 f_complete_check(argvars
, rettv
)
8972 int saved
= RedrawingDisabled
;
8974 RedrawingDisabled
= 0;
8975 ins_compl_check_keys(0);
8976 rettv
->vval
.v_number
= compl_interrupted
;
8977 RedrawingDisabled
= saved
;
8982 * "confirm(message, buttons[, default [, type]])" function
8986 f_confirm(argvars
, rettv
)
8990 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
8992 char_u
*buttons
= NULL
;
8993 char_u buf
[NUMBUFLEN
];
8994 char_u buf2
[NUMBUFLEN
];
8996 int type
= VIM_GENERIC
;
9000 message
= get_tv_string_chk(&argvars
[0]);
9001 if (message
== NULL
)
9003 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9005 buttons
= get_tv_string_buf_chk(&argvars
[1], buf
);
9006 if (buttons
== NULL
)
9008 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9010 def
= get_tv_number_chk(&argvars
[2], &error
);
9011 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9013 typestr
= get_tv_string_buf_chk(&argvars
[3], buf2
);
9014 if (typestr
== NULL
)
9018 switch (TOUPPER_ASC(*typestr
))
9020 case 'E': type
= VIM_ERROR
; break;
9021 case 'Q': type
= VIM_QUESTION
; break;
9022 case 'I': type
= VIM_INFO
; break;
9023 case 'W': type
= VIM_WARNING
; break;
9024 case 'G': type
= VIM_GENERIC
; break;
9031 if (buttons
== NULL
|| *buttons
== NUL
)
9032 buttons
= (char_u
*)_("&Ok");
9035 rettv
->vval
.v_number
= do_dialog(type
, NULL
, message
, buttons
,
9044 f_copy(argvars
, rettv
)
9048 item_copy(&argvars
[0], rettv
, FALSE
, 0);
9056 f_cos(argvars
, rettv
)
9062 rettv
->v_type
= VAR_FLOAT
;
9063 if (get_float_arg(argvars
, &f
) == OK
)
9064 rettv
->vval
.v_float
= cos(f
);
9066 rettv
->vval
.v_float
= 0.0;
9071 * "count()" function
9074 f_count(argvars
, rettv
)
9081 if (argvars
[0].v_type
== VAR_LIST
)
9087 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
9090 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9094 ic
= get_tv_number_chk(&argvars
[2], &error
);
9095 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9097 idx
= get_tv_number_chk(&argvars
[3], &error
);
9100 li
= list_find(l
, idx
);
9102 EMSGN(_(e_listidx
), idx
);
9109 for ( ; li
!= NULL
; li
= li
->li_next
)
9110 if (tv_equal(&li
->li_tv
, &argvars
[1], ic
))
9114 else if (argvars
[0].v_type
== VAR_DICT
)
9120 if ((d
= argvars
[0].vval
.v_dict
) != NULL
)
9124 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9126 ic
= get_tv_number_chk(&argvars
[2], &error
);
9127 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
9131 todo
= error
? 0 : (int)d
->dv_hashtab
.ht_used
;
9132 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
9134 if (!HASHITEM_EMPTY(hi
))
9137 if (tv_equal(&HI2DI(hi
)->di_tv
, &argvars
[1], ic
))
9144 EMSG2(_(e_listdictarg
), "count()");
9145 rettv
->vval
.v_number
= n
;
9149 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
9151 * Checks the existence of a cscope connection.
9155 f_cscope_connection(argvars
, rettv
)
9161 char_u
*dbpath
= NULL
;
9162 char_u
*prepend
= NULL
;
9163 char_u buf
[NUMBUFLEN
];
9165 if (argvars
[0].v_type
!= VAR_UNKNOWN
9166 && argvars
[1].v_type
!= VAR_UNKNOWN
)
9168 num
= (int)get_tv_number(&argvars
[0]);
9169 dbpath
= get_tv_string(&argvars
[1]);
9170 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9171 prepend
= get_tv_string_buf(&argvars
[2], buf
);
9174 rettv
->vval
.v_number
= cs_connection(num
, dbpath
, prepend
);
9179 * "cursor(lnum, col)" function
9181 * Moves the cursor to the specified line and column.
9182 * Returns 0 when the position could be set, -1 otherwise.
9186 f_cursor(argvars
, rettv
)
9191 #ifdef FEAT_VIRTUALEDIT
9195 rettv
->vval
.v_number
= -1;
9196 if (argvars
[1].v_type
== VAR_UNKNOWN
)
9200 if (list2fpos(argvars
, &pos
, NULL
) == FAIL
)
9204 #ifdef FEAT_VIRTUALEDIT
9205 coladd
= pos
.coladd
;
9210 line
= get_tv_lnum(argvars
);
9211 col
= get_tv_number_chk(&argvars
[1], NULL
);
9212 #ifdef FEAT_VIRTUALEDIT
9213 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9214 coladd
= get_tv_number_chk(&argvars
[2], NULL
);
9217 if (line
< 0 || col
< 0
9218 #ifdef FEAT_VIRTUALEDIT
9222 return; /* type error; errmsg already given */
9224 curwin
->w_cursor
.lnum
= line
;
9226 curwin
->w_cursor
.col
= col
- 1;
9227 #ifdef FEAT_VIRTUALEDIT
9228 curwin
->w_cursor
.coladd
= coladd
;
9231 /* Make sure the cursor is in a valid position. */
9234 /* Correct cursor for multi-byte character. */
9239 curwin
->w_set_curswant
= TRUE
;
9240 rettv
->vval
.v_number
= 0;
9244 * "deepcopy()" function
9247 f_deepcopy(argvars
, rettv
)
9253 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9254 noref
= get_tv_number_chk(&argvars
[1], NULL
);
9255 if (noref
< 0 || noref
> 1)
9258 item_copy(&argvars
[0], rettv
, TRUE
, noref
== 0 ? ++current_copyID
: 0);
9262 * "delete()" function
9265 f_delete(argvars
, rettv
)
9269 if (check_restricted() || check_secure())
9270 rettv
->vval
.v_number
= -1;
9272 rettv
->vval
.v_number
= mch_remove(get_tv_string(&argvars
[0]));
9276 * "did_filetype()" function
9280 f_did_filetype(argvars
, rettv
)
9285 rettv
->vval
.v_number
= did_filetype
;
9290 * "diff_filler()" function
9294 f_diff_filler(argvars
, rettv
)
9299 rettv
->vval
.v_number
= diff_check_fill(curwin
, get_tv_lnum(argvars
));
9304 * "diff_hlID()" function
9308 f_diff_hlID(argvars
, rettv
)
9313 linenr_T lnum
= get_tv_lnum(argvars
);
9314 static linenr_T prev_lnum
= 0;
9315 static int changedtick
= 0;
9316 static int fnum
= 0;
9317 static int change_start
= 0;
9318 static int change_end
= 0;
9319 static hlf_T hlID
= (hlf_T
)0;
9323 if (lnum
< 0) /* ignore type error in {lnum} arg */
9325 if (lnum
!= prev_lnum
9326 || changedtick
!= curbuf
->b_changedtick
9327 || fnum
!= curbuf
->b_fnum
)
9329 /* New line, buffer, change: need to get the values. */
9330 filler_lines
= diff_check(curwin
, lnum
);
9331 if (filler_lines
< 0)
9333 if (filler_lines
== -1)
9335 change_start
= MAXCOL
;
9337 if (diff_find_change(curwin
, lnum
, &change_start
, &change_end
))
9338 hlID
= HLF_ADD
; /* added line */
9340 hlID
= HLF_CHD
; /* changed line */
9343 hlID
= HLF_ADD
; /* added line */
9348 changedtick
= curbuf
->b_changedtick
;
9349 fnum
= curbuf
->b_fnum
;
9352 if (hlID
== HLF_CHD
|| hlID
== HLF_TXD
)
9354 col
= get_tv_number(&argvars
[1]) - 1; /* ignore type error in {col} */
9355 if (col
>= change_start
&& col
<= change_end
)
9356 hlID
= HLF_TXD
; /* changed text */
9358 hlID
= HLF_CHD
; /* changed line */
9360 rettv
->vval
.v_number
= hlID
== (hlf_T
)0 ? 0 : (int)hlID
;
9365 * "empty({expr})" function
9368 f_empty(argvars
, rettv
)
9374 switch (argvars
[0].v_type
)
9378 n
= argvars
[0].vval
.v_string
== NULL
9379 || *argvars
[0].vval
.v_string
== NUL
;
9382 n
= argvars
[0].vval
.v_number
== 0;
9386 n
= argvars
[0].vval
.v_float
== 0.0;
9390 n
= argvars
[0].vval
.v_list
== NULL
9391 || argvars
[0].vval
.v_list
->lv_first
== NULL
;
9394 n
= argvars
[0].vval
.v_dict
== NULL
9395 || argvars
[0].vval
.v_dict
->dv_hashtab
.ht_used
== 0;
9398 EMSG2(_(e_intern2
), "f_empty()");
9402 rettv
->vval
.v_number
= n
;
9406 * "escape({string}, {chars})" function
9409 f_escape(argvars
, rettv
)
9413 char_u buf
[NUMBUFLEN
];
9415 rettv
->vval
.v_string
= vim_strsave_escaped(get_tv_string(&argvars
[0]),
9416 get_tv_string_buf(&argvars
[1], buf
));
9417 rettv
->v_type
= VAR_STRING
;
9425 f_eval(argvars
, rettv
)
9431 s
= get_tv_string_chk(&argvars
[0]);
9435 if (s
== NULL
|| eval1(&s
, rettv
, TRUE
) == FAIL
)
9437 rettv
->v_type
= VAR_NUMBER
;
9438 rettv
->vval
.v_number
= 0;
9441 EMSG(_(e_trailing
));
9445 * "eventhandler()" function
9449 f_eventhandler(argvars
, rettv
)
9453 rettv
->vval
.v_number
= vgetc_busy
;
9457 * "executable()" function
9460 f_executable(argvars
, rettv
)
9464 rettv
->vval
.v_number
= mch_can_exe(get_tv_string(&argvars
[0]));
9468 * "exists()" function
9471 f_exists(argvars
, rettv
)
9480 p
= get_tv_string(&argvars
[0]);
9481 if (*p
== '$') /* environment variable */
9483 /* first try "normal" environment variables (fast) */
9484 if (mch_getenv(p
+ 1) != NULL
)
9488 /* try expanding things like $VIM and ${HOME} */
9489 p
= expand_env_save(p
);
9490 if (p
!= NULL
&& *p
!= '$')
9495 else if (*p
== '&' || *p
== '+') /* option */
9497 n
= (get_option_tv(&p
, NULL
, TRUE
) == OK
);
9498 if (*skipwhite(p
) != NUL
)
9499 n
= FALSE
; /* trailing garbage */
9501 else if (*p
== '*') /* internal or user defined function */
9503 n
= function_exists(p
+ 1);
9507 n
= cmd_exists(p
+ 1);
9513 n
= autocmd_supported(p
+ 2);
9515 n
= au_exists(p
+ 1);
9518 else /* internal variable */
9523 /* get_name_len() takes care of expanding curly braces */
9525 len
= get_name_len(&p
, &tofree
, TRUE
, FALSE
);
9530 n
= (get_var_tv(name
, len
, &tv
, FALSE
) == OK
);
9533 /* handle d.key, l[idx], f(expr) */
9534 n
= (handle_subscript(&p
, &tv
, TRUE
, FALSE
) == OK
);
9545 rettv
->vval
.v_number
= n
;
9549 * "expand()" function
9552 f_expand(argvars
, rettv
)
9559 int flags
= WILD_SILENT
|WILD_USE_NL
|WILD_LIST_NOTFOUND
;
9563 rettv
->v_type
= VAR_STRING
;
9564 s
= get_tv_string(&argvars
[0]);
9565 if (*s
== '%' || *s
== '#' || *s
== '<')
9568 rettv
->vval
.v_string
= eval_vars(s
, s
, &len
, NULL
, &errormsg
, NULL
);
9573 /* When the optional second argument is non-zero, don't remove matches
9574 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
9575 if (argvars
[1].v_type
!= VAR_UNKNOWN
9576 && get_tv_number_chk(&argvars
[1], &error
))
9577 flags
|= WILD_KEEP_ALL
;
9581 xpc
.xp_context
= EXPAND_FILES
;
9582 rettv
->vval
.v_string
= ExpandOne(&xpc
, s
, NULL
, flags
, WILD_ALL
);
9585 rettv
->vval
.v_string
= NULL
;
9590 * "extend(list, list [, idx])" function
9591 * "extend(dict, dict [, action])" function
9594 f_extend(argvars
, rettv
)
9598 if (argvars
[0].v_type
== VAR_LIST
&& argvars
[1].v_type
== VAR_LIST
)
9605 l1
= argvars
[0].vval
.v_list
;
9606 l2
= argvars
[1].vval
.v_list
;
9607 if (l1
!= NULL
&& !tv_check_lock(l1
->lv_lock
, (char_u
*)"extend()")
9610 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9612 before
= get_tv_number_chk(&argvars
[2], &error
);
9614 return; /* type error; errmsg already given */
9616 if (before
== l1
->lv_len
)
9620 item
= list_find(l1
, before
);
9623 EMSGN(_(e_listidx
), before
);
9630 list_extend(l1
, l2
, item
);
9632 copy_tv(&argvars
[0], rettv
);
9635 else if (argvars
[0].v_type
== VAR_DICT
&& argvars
[1].v_type
== VAR_DICT
)
9644 d1
= argvars
[0].vval
.v_dict
;
9645 d2
= argvars
[1].vval
.v_dict
;
9646 if (d1
!= NULL
&& !tv_check_lock(d1
->dv_lock
, (char_u
*)"extend()")
9649 /* Check the third argument. */
9650 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9652 static char *(av
[]) = {"keep", "force", "error"};
9654 action
= get_tv_string_chk(&argvars
[2]);
9656 return; /* type error; errmsg already given */
9657 for (i
= 0; i
< 3; ++i
)
9658 if (STRCMP(action
, av
[i
]) == 0)
9662 EMSG2(_(e_invarg2
), action
);
9667 action
= (char_u
*)"force";
9669 /* Go over all entries in the second dict and add them to the
9671 todo
= (int)d2
->dv_hashtab
.ht_used
;
9672 for (hi2
= d2
->dv_hashtab
.ht_array
; todo
> 0; ++hi2
)
9674 if (!HASHITEM_EMPTY(hi2
))
9677 di1
= dict_find(d1
, hi2
->hi_key
, -1);
9680 di1
= dictitem_copy(HI2DI(hi2
));
9681 if (di1
!= NULL
&& dict_add(d1
, di1
) == FAIL
)
9684 else if (*action
== 'e')
9686 EMSG2(_("E737: Key already exists: %s"), hi2
->hi_key
);
9689 else if (*action
== 'f')
9691 clear_tv(&di1
->di_tv
);
9692 copy_tv(&HI2DI(hi2
)->di_tv
, &di1
->di_tv
);
9697 copy_tv(&argvars
[0], rettv
);
9701 EMSG2(_(e_listdictarg
), "extend()");
9705 * "feedkeys()" function
9709 f_feedkeys(argvars
, rettv
)
9714 char_u
*keys
, *flags
;
9715 char_u nbuf
[NUMBUFLEN
];
9719 /* This is not allowed in the sandbox. If the commands would still be
9720 * executed in the sandbox it would be OK, but it probably happens later,
9721 * when "sandbox" is no longer set. */
9725 keys
= get_tv_string(&argvars
[0]);
9728 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9730 flags
= get_tv_string_buf(&argvars
[1], nbuf
);
9731 for ( ; *flags
!= NUL
; ++flags
)
9735 case 'n': remap
= FALSE
; break;
9736 case 'm': remap
= TRUE
; break;
9737 case 't': typed
= TRUE
; break;
9742 /* Need to escape K_SPECIAL and CSI before putting the string in the
9743 * typeahead buffer. */
9744 keys_esc
= vim_strsave_escape_csi(keys
);
9745 if (keys_esc
!= NULL
)
9747 ins_typebuf(keys_esc
, (remap
? REMAP_YES
: REMAP_NONE
),
9748 typebuf
.tb_len
, !typed
, FALSE
);
9751 typebuf_was_filled
= TRUE
;
9757 * "filereadable()" function
9760 f_filereadable(argvars
, rettv
)
9769 # define O_NONBLOCK 0
9771 p
= get_tv_string(&argvars
[0]);
9772 if (*p
&& !mch_isdir(p
) && (fd
= mch_open((char *)p
,
9773 O_RDONLY
| O_NONBLOCK
, 0)) >= 0)
9781 rettv
->vval
.v_number
= n
;
9785 * Return 0 for not writable, 1 for writable file, 2 for a dir which we have
9786 * rights to write into.
9789 f_filewritable(argvars
, rettv
)
9793 rettv
->vval
.v_number
= filewritable(get_tv_string(&argvars
[0]));
9796 static void findfilendir
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int find_what
));
9799 findfilendir(argvars
, rettv
, find_what
)
9804 #ifdef FEAT_SEARCHPATH
9806 char_u
*fresult
= NULL
;
9807 char_u
*path
= *curbuf
->b_p_path
== NUL
? p_path
: curbuf
->b_p_path
;
9809 char_u pathbuf
[NUMBUFLEN
];
9815 rettv
->vval
.v_string
= NULL
;
9816 rettv
->v_type
= VAR_STRING
;
9818 #ifdef FEAT_SEARCHPATH
9819 fname
= get_tv_string(&argvars
[0]);
9821 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
9823 p
= get_tv_string_buf_chk(&argvars
[1], pathbuf
);
9831 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
9832 count
= get_tv_number_chk(&argvars
[2], &error
);
9836 if (count
< 0 && rettv_list_alloc(rettv
) == FAIL
)
9839 if (*fname
!= NUL
&& !error
)
9843 if (rettv
->v_type
== VAR_STRING
)
9845 fresult
= find_file_in_path_option(first
? fname
: NULL
,
9846 first
? (int)STRLEN(fname
) : 0,
9850 find_what
== FINDFILE_DIR
9851 ? (char_u
*)"" : curbuf
->b_p_sua
);
9854 if (fresult
!= NULL
&& rettv
->v_type
== VAR_LIST
)
9855 list_append_string(rettv
->vval
.v_list
, fresult
, -1);
9857 } while ((rettv
->v_type
== VAR_LIST
|| --count
> 0) && fresult
!= NULL
);
9860 if (rettv
->v_type
== VAR_STRING
)
9861 rettv
->vval
.v_string
= fresult
;
9865 static void filter_map
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int map
));
9866 static int filter_map_one
__ARGS((typval_T
*tv
, char_u
*expr
, int map
, int *remp
));
9869 * Implementation of map() and filter().
9872 filter_map(argvars
, rettv
, map
)
9877 char_u buf
[NUMBUFLEN
];
9879 listitem_T
*li
, *nli
;
9889 char_u
*ermsg
= map
? (char_u
*)"map()" : (char_u
*)"filter()";
9892 if (argvars
[0].v_type
== VAR_LIST
)
9894 if ((l
= argvars
[0].vval
.v_list
) == NULL
9895 || (map
&& tv_check_lock(l
->lv_lock
, ermsg
)))
9898 else if (argvars
[0].v_type
== VAR_DICT
)
9900 if ((d
= argvars
[0].vval
.v_dict
) == NULL
9901 || (map
&& tv_check_lock(d
->dv_lock
, ermsg
)))
9906 EMSG2(_(e_listdictarg
), ermsg
);
9910 expr
= get_tv_string_buf_chk(&argvars
[1], buf
);
9911 /* On type errors, the preceding call has already displayed an error
9912 * message. Avoid a misleading error message for an empty string that
9913 * was not passed as argument. */
9916 prepare_vimvar(VV_VAL
, &save_val
);
9917 expr
= skipwhite(expr
);
9919 /* We reset "did_emsg" to be able to detect whether an error
9920 * occurred during evaluation of the expression. */
9921 save_did_emsg
= did_emsg
;
9924 if (argvars
[0].v_type
== VAR_DICT
)
9926 prepare_vimvar(VV_KEY
, &save_key
);
9927 vimvars
[VV_KEY
].vv_type
= VAR_STRING
;
9929 ht
= &d
->dv_hashtab
;
9931 todo
= (int)ht
->ht_used
;
9932 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
9934 if (!HASHITEM_EMPTY(hi
))
9938 if (tv_check_lock(di
->di_tv
.v_lock
, ermsg
))
9940 vimvars
[VV_KEY
].vv_str
= vim_strsave(di
->di_key
);
9941 if (filter_map_one(&di
->di_tv
, expr
, map
, &rem
) == FAIL
9945 dictitem_remove(d
, di
);
9946 clear_tv(&vimvars
[VV_KEY
].vv_tv
);
9951 restore_vimvar(VV_KEY
, &save_key
);
9955 for (li
= l
->lv_first
; li
!= NULL
; li
= nli
)
9957 if (tv_check_lock(li
->li_tv
.v_lock
, ermsg
))
9960 if (filter_map_one(&li
->li_tv
, expr
, map
, &rem
) == FAIL
9964 listitem_remove(l
, li
);
9968 restore_vimvar(VV_VAL
, &save_val
);
9970 did_emsg
|= save_did_emsg
;
9973 copy_tv(&argvars
[0], rettv
);
9977 filter_map_one(tv
, expr
, map
, remp
)
9987 copy_tv(tv
, &vimvars
[VV_VAL
].vv_tv
);
9989 if (eval1(&s
, &rettv
, TRUE
) == FAIL
)
9991 if (*s
!= NUL
) /* check for trailing chars after expr */
9993 EMSG2(_(e_invexpr2
), s
);
9998 /* map(): replace the list item value */
10007 /* filter(): when expr is zero remove the item */
10008 *remp
= (get_tv_number_chk(&rettv
, &error
) == 0);
10010 /* On type error, nothing has been removed; return FAIL to stop the
10011 * loop. The error message was given by get_tv_number_chk(). */
10017 clear_tv(&vimvars
[VV_VAL
].vv_tv
);
10022 * "filter()" function
10025 f_filter(argvars
, rettv
)
10029 filter_map(argvars
, rettv
, FALSE
);
10033 * "finddir({fname}[, {path}[, {count}]])" function
10036 f_finddir(argvars
, rettv
)
10040 findfilendir(argvars
, rettv
, FINDFILE_DIR
);
10044 * "findfile({fname}[, {path}[, {count}]])" function
10047 f_findfile(argvars
, rettv
)
10051 findfilendir(argvars
, rettv
, FINDFILE_FILE
);
10056 * "float2nr({float})" function
10059 f_float2nr(argvars
, rettv
)
10065 if (get_float_arg(argvars
, &f
) == OK
)
10067 if (f
< -0x7fffffff)
10068 rettv
->vval
.v_number
= -0x7fffffff;
10069 else if (f
> 0x7fffffff)
10070 rettv
->vval
.v_number
= 0x7fffffff;
10072 rettv
->vval
.v_number
= (varnumber_T
)f
;
10077 * "floor({float})" function
10080 f_floor(argvars
, rettv
)
10086 rettv
->v_type
= VAR_FLOAT
;
10087 if (get_float_arg(argvars
, &f
) == OK
)
10088 rettv
->vval
.v_float
= floor(f
);
10090 rettv
->vval
.v_float
= 0.0;
10095 * "fnameescape({string})" function
10098 f_fnameescape(argvars
, rettv
)
10102 rettv
->vval
.v_string
= vim_strsave_fnameescape(
10103 get_tv_string(&argvars
[0]), FALSE
);
10104 rettv
->v_type
= VAR_STRING
;
10108 * "fnamemodify({fname}, {mods})" function
10111 f_fnamemodify(argvars
, rettv
)
10119 char_u
*fbuf
= NULL
;
10120 char_u buf
[NUMBUFLEN
];
10122 fname
= get_tv_string_chk(&argvars
[0]);
10123 mods
= get_tv_string_buf_chk(&argvars
[1], buf
);
10124 if (fname
== NULL
|| mods
== NULL
)
10128 len
= (int)STRLEN(fname
);
10129 (void)modify_fname(mods
, &usedlen
, &fname
, &fbuf
, &len
);
10132 rettv
->v_type
= VAR_STRING
;
10134 rettv
->vval
.v_string
= NULL
;
10136 rettv
->vval
.v_string
= vim_strnsave(fname
, len
);
10140 static void foldclosed_both
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int end
));
10143 * "foldclosed()" function
10146 foldclosed_both(argvars
, rettv
, end
)
10151 #ifdef FEAT_FOLDING
10153 linenr_T first
, last
;
10155 lnum
= get_tv_lnum(argvars
);
10156 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
10158 if (hasFoldingWin(curwin
, lnum
, &first
, &last
, FALSE
, NULL
))
10161 rettv
->vval
.v_number
= (varnumber_T
)last
;
10163 rettv
->vval
.v_number
= (varnumber_T
)first
;
10168 rettv
->vval
.v_number
= -1;
10172 * "foldclosed()" function
10175 f_foldclosed(argvars
, rettv
)
10179 foldclosed_both(argvars
, rettv
, FALSE
);
10183 * "foldclosedend()" function
10186 f_foldclosedend(argvars
, rettv
)
10190 foldclosed_both(argvars
, rettv
, TRUE
);
10194 * "foldlevel()" function
10197 f_foldlevel(argvars
, rettv
)
10201 #ifdef FEAT_FOLDING
10204 lnum
= get_tv_lnum(argvars
);
10205 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
10206 rettv
->vval
.v_number
= foldLevel(lnum
);
10211 * "foldtext()" function
10215 f_foldtext(argvars
, rettv
)
10219 #ifdef FEAT_FOLDING
10227 rettv
->v_type
= VAR_STRING
;
10228 rettv
->vval
.v_string
= NULL
;
10229 #ifdef FEAT_FOLDING
10230 if ((linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
> 0
10231 && (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
10232 <= curbuf
->b_ml
.ml_line_count
10233 && vimvars
[VV_FOLDDASHES
].vv_str
!= NULL
)
10235 /* Find first non-empty line in the fold. */
10236 lnum
= (linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
;
10237 while (lnum
< (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
)
10239 if (!linewhite(lnum
))
10244 /* Find interesting text in this line. */
10245 s
= skipwhite(ml_get(lnum
));
10246 /* skip C comment-start */
10247 if (s
[0] == '/' && (s
[1] == '*' || s
[1] == '/'))
10249 s
= skipwhite(s
+ 2);
10250 if (*skipwhite(s
) == NUL
10251 && lnum
+ 1 < (linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
)
10253 s
= skipwhite(ml_get(lnum
+ 1));
10255 s
= skipwhite(s
+ 1);
10258 txt
= _("+-%s%3ld lines: ");
10259 r
= alloc((unsigned)(STRLEN(txt
)
10260 + STRLEN(vimvars
[VV_FOLDDASHES
].vv_str
) /* for %s */
10261 + 20 /* for %3ld */
10262 + STRLEN(s
))); /* concatenated */
10265 sprintf((char *)r
, txt
, vimvars
[VV_FOLDDASHES
].vv_str
,
10266 (long)((linenr_T
)vimvars
[VV_FOLDEND
].vv_nr
10267 - (linenr_T
)vimvars
[VV_FOLDSTART
].vv_nr
+ 1));
10268 len
= (int)STRLEN(r
);
10270 /* remove 'foldmarker' and 'commentstring' */
10271 foldtext_cleanup(r
+ len
);
10272 rettv
->vval
.v_string
= r
;
10279 * "foldtextresult(lnum)" function
10283 f_foldtextresult(argvars
, rettv
)
10287 #ifdef FEAT_FOLDING
10291 foldinfo_T foldinfo
;
10295 rettv
->v_type
= VAR_STRING
;
10296 rettv
->vval
.v_string
= NULL
;
10297 #ifdef FEAT_FOLDING
10298 lnum
= get_tv_lnum(argvars
);
10299 /* treat illegal types and illegal string values for {lnum} the same */
10302 fold_count
= foldedCount(curwin
, lnum
, &foldinfo
);
10303 if (fold_count
> 0)
10305 text
= get_foldtext(curwin
, lnum
, lnum
+ fold_count
- 1,
10308 text
= vim_strsave(text
);
10309 rettv
->vval
.v_string
= text
;
10315 * "foreground()" function
10319 f_foreground(argvars
, rettv
)
10325 gui_mch_set_foreground();
10328 win32_set_foreground();
10334 * "function()" function
10338 f_function(argvars
, rettv
)
10344 s
= get_tv_string(&argvars
[0]);
10345 if (s
== NULL
|| *s
== NUL
|| VIM_ISDIGIT(*s
))
10346 EMSG2(_(e_invarg2
), s
);
10347 /* Don't check an autoload name for existence here. */
10348 else if (vim_strchr(s
, AUTOLOAD_CHAR
) == NULL
&& !function_exists(s
))
10349 EMSG2(_("E700: Unknown function: %s"), s
);
10352 rettv
->vval
.v_string
= vim_strsave(s
);
10353 rettv
->v_type
= VAR_FUNC
;
10358 * "garbagecollect()" function
10362 f_garbagecollect(argvars
, rettv
)
10366 /* This is postponed until we are back at the toplevel, because we may be
10367 * using Lists and Dicts internally. E.g.: ":echo [garbagecollect()]". */
10368 want_garbage_collect
= TRUE
;
10370 if (argvars
[0].v_type
!= VAR_UNKNOWN
&& get_tv_number(&argvars
[0]) == 1)
10371 garbage_collect_at_exit
= TRUE
;
10378 f_get(argvars
, rettv
)
10386 typval_T
*tv
= NULL
;
10388 if (argvars
[0].v_type
== VAR_LIST
)
10390 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
10394 li
= list_find(l
, get_tv_number_chk(&argvars
[1], &error
));
10395 if (!error
&& li
!= NULL
)
10399 else if (argvars
[0].v_type
== VAR_DICT
)
10401 if ((d
= argvars
[0].vval
.v_dict
) != NULL
)
10403 di
= dict_find(d
, get_tv_string(&argvars
[1]), -1);
10409 EMSG2(_(e_listdictarg
), "get()");
10413 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
10414 copy_tv(&argvars
[2], rettv
);
10417 copy_tv(tv
, rettv
);
10420 static void get_buffer_lines
__ARGS((buf_T
*buf
, linenr_T start
, linenr_T end
, int retlist
, typval_T
*rettv
));
10423 * Get line or list of lines from buffer "buf" into "rettv".
10424 * Return a range (from start to end) of lines in rettv from the specified
10426 * If 'retlist' is TRUE, then the lines are returned as a Vim List.
10429 get_buffer_lines(buf
, start
, end
, retlist
, rettv
)
10438 if (retlist
&& rettv_list_alloc(rettv
) == FAIL
)
10441 if (buf
== NULL
|| buf
->b_ml
.ml_mfp
== NULL
|| start
< 0)
10446 if (start
>= 1 && start
<= buf
->b_ml
.ml_line_count
)
10447 p
= ml_get_buf(buf
, start
, FALSE
);
10451 rettv
->v_type
= VAR_STRING
;
10452 rettv
->vval
.v_string
= vim_strsave(p
);
10461 if (end
> buf
->b_ml
.ml_line_count
)
10462 end
= buf
->b_ml
.ml_line_count
;
10463 while (start
<= end
)
10464 if (list_append_string(rettv
->vval
.v_list
,
10465 ml_get_buf(buf
, start
++, FALSE
), -1) == FAIL
)
10471 * "getbufline()" function
10474 f_getbufline(argvars
, rettv
)
10482 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
10484 buf
= get_buf_tv(&argvars
[0]);
10487 lnum
= get_tv_lnum_buf(&argvars
[1], buf
);
10488 if (argvars
[2].v_type
== VAR_UNKNOWN
)
10491 end
= get_tv_lnum_buf(&argvars
[2], buf
);
10493 get_buffer_lines(buf
, lnum
, end
, TRUE
, rettv
);
10497 * "getbufvar()" function
10500 f_getbufvar(argvars
, rettv
)
10505 buf_T
*save_curbuf
;
10509 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
10510 varname
= get_tv_string_chk(&argvars
[1]);
10512 buf
= get_buf_tv(&argvars
[0]);
10514 rettv
->v_type
= VAR_STRING
;
10515 rettv
->vval
.v_string
= NULL
;
10517 if (buf
!= NULL
&& varname
!= NULL
)
10519 /* set curbuf to be our buf, temporarily */
10520 save_curbuf
= curbuf
;
10523 if (*varname
== '&') /* buffer-local-option */
10524 get_option_tv(&varname
, rettv
, TRUE
);
10527 if (*varname
== NUL
)
10528 /* let getbufvar({nr}, "") return the "b:" dictionary. The
10529 * scope prefix before the NUL byte is required by
10530 * find_var_in_ht(). */
10531 varname
= (char_u
*)"b:" + 2;
10532 /* look up the variable */
10533 v
= find_var_in_ht(&curbuf
->b_vars
.dv_hashtab
, varname
, FALSE
);
10535 copy_tv(&v
->di_tv
, rettv
);
10538 /* restore previous notion of curbuf */
10539 curbuf
= save_curbuf
;
10546 * "getchar()" function
10549 f_getchar(argvars
, rettv
)
10556 /* Position the cursor. Needed after a message that ends in a space. */
10557 windgoto(msg_row
, msg_col
);
10563 if (argvars
[0].v_type
== VAR_UNKNOWN
)
10564 /* getchar(): blocking wait. */
10566 else if (get_tv_number_chk(&argvars
[0], &error
) == 1)
10567 /* getchar(1): only check if char avail */
10569 else if (error
|| vpeekc() == NUL
)
10570 /* illegal argument or getchar(0) and no char avail: return zero */
10573 /* getchar(0) and char avail: return char */
10582 vimvars
[VV_MOUSE_WIN
].vv_nr
= 0;
10583 vimvars
[VV_MOUSE_LNUM
].vv_nr
= 0;
10584 vimvars
[VV_MOUSE_COL
].vv_nr
= 0;
10586 rettv
->vval
.v_number
= n
;
10587 if (IS_SPECIAL(n
) || mod_mask
!= 0)
10589 char_u temp
[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
10592 /* Turn a special key into three bytes, plus modifier. */
10595 temp
[i
++] = K_SPECIAL
;
10596 temp
[i
++] = KS_MODIFIER
;
10597 temp
[i
++] = mod_mask
;
10601 temp
[i
++] = K_SPECIAL
;
10602 temp
[i
++] = K_SECOND(n
);
10603 temp
[i
++] = K_THIRD(n
);
10606 else if (has_mbyte
)
10607 i
+= (*mb_char2bytes
)(n
, temp
+ i
);
10612 rettv
->v_type
= VAR_STRING
;
10613 rettv
->vval
.v_string
= vim_strsave(temp
);
10616 if (n
== K_LEFTMOUSE
10617 || n
== K_LEFTMOUSE_NM
10619 || n
== K_LEFTRELEASE
10620 || n
== K_LEFTRELEASE_NM
10621 || n
== K_MIDDLEMOUSE
10622 || n
== K_MIDDLEDRAG
10623 || n
== K_MIDDLERELEASE
10624 || n
== K_RIGHTMOUSE
10625 || n
== K_RIGHTDRAG
10626 || n
== K_RIGHTRELEASE
10629 || n
== K_X1RELEASE
10632 || n
== K_X2RELEASE
10633 || n
== K_MOUSEDOWN
10636 int row
= mouse_row
;
10637 int col
= mouse_col
;
10640 # ifdef FEAT_WINDOWS
10645 if (row
>= 0 && col
>= 0)
10647 /* Find the window at the mouse coordinates and compute the
10648 * text position. */
10649 win
= mouse_find_win(&row
, &col
);
10650 (void)mouse_comp_pos(win
, &row
, &col
, &lnum
);
10651 # ifdef FEAT_WINDOWS
10652 for (wp
= firstwin
; wp
!= win
; wp
= wp
->w_next
)
10655 vimvars
[VV_MOUSE_WIN
].vv_nr
= winnr
;
10656 vimvars
[VV_MOUSE_LNUM
].vv_nr
= lnum
;
10657 vimvars
[VV_MOUSE_COL
].vv_nr
= col
+ 1;
10665 * "getcharmod()" function
10669 f_getcharmod(argvars
, rettv
)
10673 rettv
->vval
.v_number
= mod_mask
;
10677 * "getcmdline()" function
10681 f_getcmdline(argvars
, rettv
)
10685 rettv
->v_type
= VAR_STRING
;
10686 rettv
->vval
.v_string
= get_cmdline_str();
10690 * "getcmdpos()" function
10694 f_getcmdpos(argvars
, rettv
)
10698 rettv
->vval
.v_number
= get_cmdline_pos() + 1;
10702 * "getcmdtype()" function
10706 f_getcmdtype(argvars
, rettv
)
10710 rettv
->v_type
= VAR_STRING
;
10711 rettv
->vval
.v_string
= alloc(2);
10712 if (rettv
->vval
.v_string
!= NULL
)
10714 rettv
->vval
.v_string
[0] = get_cmdline_type();
10715 rettv
->vval
.v_string
[1] = NUL
;
10720 * "getcwd()" function
10724 f_getcwd(argvars
, rettv
)
10728 char_u cwd
[MAXPATHL
];
10730 rettv
->v_type
= VAR_STRING
;
10731 if (mch_dirname(cwd
, MAXPATHL
) == FAIL
)
10732 rettv
->vval
.v_string
= NULL
;
10735 rettv
->vval
.v_string
= vim_strsave(cwd
);
10736 #ifdef BACKSLASH_IN_FILENAME
10737 if (rettv
->vval
.v_string
!= NULL
)
10738 slash_adjust(rettv
->vval
.v_string
);
10744 * "getfontname()" function
10748 f_getfontname(argvars
, rettv
)
10752 rettv
->v_type
= VAR_STRING
;
10753 rettv
->vval
.v_string
= NULL
;
10758 char_u
*name
= NULL
;
10760 if (argvars
[0].v_type
== VAR_UNKNOWN
)
10762 /* Get the "Normal" font. Either the name saved by
10763 * hl_set_font_name() or from the font ID. */
10764 font
= gui
.norm_font
;
10765 name
= hl_get_font_name();
10769 name
= get_tv_string(&argvars
[0]);
10770 if (STRCMP(name
, "*") == 0) /* don't use font dialog */
10772 font
= gui_mch_get_font(name
, FALSE
);
10773 if (font
== NOFONT
)
10774 return; /* Invalid font name, return empty string. */
10776 rettv
->vval
.v_string
= gui_mch_get_fontname(font
, name
);
10777 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
10778 gui_mch_free_font(font
);
10784 * "getfperm({fname})" function
10787 f_getfperm(argvars
, rettv
)
10793 char_u
*perm
= NULL
;
10794 char_u flags
[] = "rwx";
10797 fname
= get_tv_string(&argvars
[0]);
10799 rettv
->v_type
= VAR_STRING
;
10800 if (mch_stat((char *)fname
, &st
) >= 0)
10802 perm
= vim_strsave((char_u
*)"---------");
10805 for (i
= 0; i
< 9; i
++)
10807 if (st
.st_mode
& (1 << (8 - i
)))
10808 perm
[i
] = flags
[i
% 3];
10812 rettv
->vval
.v_string
= perm
;
10816 * "getfsize({fname})" function
10819 f_getfsize(argvars
, rettv
)
10826 fname
= get_tv_string(&argvars
[0]);
10828 rettv
->v_type
= VAR_NUMBER
;
10830 if (mch_stat((char *)fname
, &st
) >= 0)
10832 if (mch_isdir(fname
))
10833 rettv
->vval
.v_number
= 0;
10836 rettv
->vval
.v_number
= (varnumber_T
)st
.st_size
;
10838 /* non-perfect check for overflow */
10839 if ((off_t
)rettv
->vval
.v_number
!= (off_t
)st
.st_size
)
10840 rettv
->vval
.v_number
= -2;
10844 rettv
->vval
.v_number
= -1;
10848 * "getftime({fname})" function
10851 f_getftime(argvars
, rettv
)
10858 fname
= get_tv_string(&argvars
[0]);
10860 if (mch_stat((char *)fname
, &st
) >= 0)
10861 rettv
->vval
.v_number
= (varnumber_T
)st
.st_mtime
;
10863 rettv
->vval
.v_number
= -1;
10867 * "getftype({fname})" function
10870 f_getftype(argvars
, rettv
)
10876 char_u
*type
= NULL
;
10879 fname
= get_tv_string(&argvars
[0]);
10881 rettv
->v_type
= VAR_STRING
;
10882 if (mch_lstat((char *)fname
, &st
) >= 0)
10885 if (S_ISREG(st
.st_mode
))
10887 else if (S_ISDIR(st
.st_mode
))
10890 else if (S_ISLNK(st
.st_mode
))
10894 else if (S_ISBLK(st
.st_mode
))
10898 else if (S_ISCHR(st
.st_mode
))
10902 else if (S_ISFIFO(st
.st_mode
))
10906 else if (S_ISSOCK(st
.st_mode
))
10913 switch (st
.st_mode
& S_IFMT
)
10915 case S_IFREG
: t
= "file"; break;
10916 case S_IFDIR
: t
= "dir"; break;
10918 case S_IFLNK
: t
= "link"; break;
10921 case S_IFBLK
: t
= "bdev"; break;
10924 case S_IFCHR
: t
= "cdev"; break;
10927 case S_IFIFO
: t
= "fifo"; break;
10930 case S_IFSOCK
: t
= "socket"; break;
10932 default: t
= "other";
10935 if (mch_isdir(fname
))
10941 type
= vim_strsave((char_u
*)t
);
10943 rettv
->vval
.v_string
= type
;
10947 * "getline(lnum, [end])" function
10950 f_getline(argvars
, rettv
)
10958 lnum
= get_tv_lnum(argvars
);
10959 if (argvars
[1].v_type
== VAR_UNKNOWN
)
10966 end
= get_tv_lnum(&argvars
[1]);
10970 get_buffer_lines(curbuf
, lnum
, end
, retlist
, rettv
);
10974 * "getmatches()" function
10978 f_getmatches(argvars
, rettv
)
10982 #ifdef FEAT_SEARCH_EXTRA
10984 matchitem_T
*cur
= curwin
->w_match_head
;
10986 if (rettv_list_alloc(rettv
) == OK
)
10988 while (cur
!= NULL
)
10990 dict
= dict_alloc();
10993 dict_add_nr_str(dict
, "group", 0L, syn_id2name(cur
->hlg_id
));
10994 dict_add_nr_str(dict
, "pattern", 0L, cur
->pattern
);
10995 dict_add_nr_str(dict
, "priority", (long)cur
->priority
, NULL
);
10996 dict_add_nr_str(dict
, "id", (long)cur
->id
, NULL
);
10997 list_append_dict(rettv
->vval
.v_list
, dict
);
11005 * "getpid()" function
11009 f_getpid(argvars
, rettv
)
11013 rettv
->vval
.v_number
= mch_get_pid();
11017 * "getpos(string)" function
11020 f_getpos(argvars
, rettv
)
11028 if (rettv_list_alloc(rettv
) == OK
)
11030 l
= rettv
->vval
.v_list
;
11031 fp
= var2fpos(&argvars
[0], TRUE
, &fnum
);
11033 list_append_number(l
, (varnumber_T
)fnum
);
11035 list_append_number(l
, (varnumber_T
)0);
11036 list_append_number(l
, (fp
!= NULL
) ? (varnumber_T
)fp
->lnum
11038 list_append_number(l
, (fp
!= NULL
)
11039 ? (varnumber_T
)(fp
->col
== MAXCOL
? MAXCOL
: fp
->col
+ 1)
11041 list_append_number(l
,
11042 #ifdef FEAT_VIRTUALEDIT
11043 (fp
!= NULL
) ? (varnumber_T
)fp
->coladd
:
11048 rettv
->vval
.v_number
= FALSE
;
11052 * "getqflist()" and "getloclist()" functions
11056 f_getqflist(argvars
, rettv
)
11060 #ifdef FEAT_QUICKFIX
11064 #ifdef FEAT_QUICKFIX
11065 if (rettv_list_alloc(rettv
) == OK
)
11068 if (argvars
[0].v_type
!= VAR_UNKNOWN
) /* getloclist() */
11070 wp
= find_win_by_nr(&argvars
[0], NULL
);
11075 (void)get_errorlist(wp
, rettv
->vval
.v_list
);
11081 * "getreg()" function
11084 f_getreg(argvars
, rettv
)
11088 char_u
*strregname
;
11093 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
11095 strregname
= get_tv_string_chk(&argvars
[0]);
11096 error
= strregname
== NULL
;
11097 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
11098 arg2
= get_tv_number_chk(&argvars
[1], &error
);
11101 strregname
= vimvars
[VV_REG
].vv_str
;
11102 regname
= (strregname
== NULL
? '"' : *strregname
);
11106 rettv
->v_type
= VAR_STRING
;
11107 rettv
->vval
.v_string
= error
? NULL
:
11108 get_reg_contents(regname
, TRUE
, arg2
);
11112 * "getregtype()" function
11115 f_getregtype(argvars
, rettv
)
11119 char_u
*strregname
;
11121 char_u buf
[NUMBUFLEN
+ 2];
11124 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
11126 strregname
= get_tv_string_chk(&argvars
[0]);
11127 if (strregname
== NULL
) /* type error; errmsg already given */
11129 rettv
->v_type
= VAR_STRING
;
11130 rettv
->vval
.v_string
= NULL
;
11135 /* Default to v:register */
11136 strregname
= vimvars
[VV_REG
].vv_str
;
11138 regname
= (strregname
== NULL
? '"' : *strregname
);
11144 switch (get_reg_type(regname
, ®len
))
11146 case MLINE
: buf
[0] = 'V'; break;
11147 case MCHAR
: buf
[0] = 'v'; break;
11151 sprintf((char *)buf
+ 1, "%ld", reglen
+ 1);
11155 rettv
->v_type
= VAR_STRING
;
11156 rettv
->vval
.v_string
= vim_strsave(buf
);
11160 * "gettabwinvar()" function
11163 f_gettabwinvar(argvars
, rettv
)
11167 getwinvar(argvars
, rettv
, 1);
11171 * "getwinposx()" function
11175 f_getwinposx(argvars
, rettv
)
11179 rettv
->vval
.v_number
= -1;
11185 if (gui_mch_get_winpos(&x
, &y
) == OK
)
11186 rettv
->vval
.v_number
= x
;
11192 * "getwinposy()" function
11196 f_getwinposy(argvars
, rettv
)
11200 rettv
->vval
.v_number
= -1;
11206 if (gui_mch_get_winpos(&x
, &y
) == OK
)
11207 rettv
->vval
.v_number
= y
;
11213 * Find window specified by "vp" in tabpage "tp".
11216 find_win_by_nr(vp
, tp
)
11218 tabpage_T
*tp
; /* NULL for current tab page */
11220 #ifdef FEAT_WINDOWS
11225 nr
= get_tv_number_chk(vp
, NULL
);
11227 #ifdef FEAT_WINDOWS
11233 for (wp
= (tp
== NULL
|| tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
11234 wp
!= NULL
; wp
= wp
->w_next
)
11239 if (nr
== 0 || nr
== 1)
11246 * "getwinvar()" function
11249 f_getwinvar(argvars
, rettv
)
11253 getwinvar(argvars
, rettv
, 0);
11257 * getwinvar() and gettabwinvar()
11260 getwinvar(argvars
, rettv
, off
)
11263 int off
; /* 1 for gettabwinvar() */
11265 win_T
*win
, *oldcurwin
;
11270 #ifdef FEAT_WINDOWS
11272 tp
= find_tabpage((int)get_tv_number_chk(&argvars
[0], NULL
));
11276 win
= find_win_by_nr(&argvars
[off
], tp
);
11277 varname
= get_tv_string_chk(&argvars
[off
+ 1]);
11280 rettv
->v_type
= VAR_STRING
;
11281 rettv
->vval
.v_string
= NULL
;
11283 if (win
!= NULL
&& varname
!= NULL
)
11285 /* Set curwin to be our win, temporarily. Also set curbuf, so
11286 * that we can get buffer-local options. */
11287 oldcurwin
= curwin
;
11289 curbuf
= win
->w_buffer
;
11291 if (*varname
== '&') /* window-local-option */
11292 get_option_tv(&varname
, rettv
, 1);
11295 if (*varname
== NUL
)
11296 /* let getwinvar({nr}, "") return the "w:" dictionary. The
11297 * scope prefix before the NUL byte is required by
11298 * find_var_in_ht(). */
11299 varname
= (char_u
*)"w:" + 2;
11300 /* look up the variable */
11301 v
= find_var_in_ht(&win
->w_vars
.dv_hashtab
, varname
, FALSE
);
11303 copy_tv(&v
->di_tv
, rettv
);
11306 /* restore previous notion of curwin */
11307 curwin
= oldcurwin
;
11308 curbuf
= curwin
->w_buffer
;
11315 * "glob()" function
11318 f_glob(argvars
, rettv
)
11322 int flags
= WILD_SILENT
|WILD_USE_NL
;
11326 /* When the optional second argument is non-zero, don't remove matches
11327 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
11328 if (argvars
[1].v_type
!= VAR_UNKNOWN
11329 && get_tv_number_chk(&argvars
[1], &error
))
11330 flags
|= WILD_KEEP_ALL
;
11331 rettv
->v_type
= VAR_STRING
;
11335 xpc
.xp_context
= EXPAND_FILES
;
11336 rettv
->vval
.v_string
= ExpandOne(&xpc
, get_tv_string(&argvars
[0]),
11337 NULL
, flags
, WILD_ALL
);
11340 rettv
->vval
.v_string
= NULL
;
11344 * "globpath()" function
11347 f_globpath(argvars
, rettv
)
11352 char_u buf1
[NUMBUFLEN
];
11353 char_u
*file
= get_tv_string_buf_chk(&argvars
[1], buf1
);
11356 /* When the optional second argument is non-zero, don't remove matches
11357 * for 'wildignore' and don't put matches for 'suffixes' at the end. */
11358 if (argvars
[2].v_type
!= VAR_UNKNOWN
11359 && get_tv_number_chk(&argvars
[2], &error
))
11360 flags
|= WILD_KEEP_ALL
;
11361 rettv
->v_type
= VAR_STRING
;
11362 if (file
== NULL
|| error
)
11363 rettv
->vval
.v_string
= NULL
;
11365 rettv
->vval
.v_string
= globpath(get_tv_string(&argvars
[0]), file
,
11373 f_has(argvars
, rettv
)
11380 static char *(has_list
[]) =
11401 #if defined(MACOS_X_UNIX)
11425 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
11434 #ifndef CASE_INSENSITIVE_FILENAME
11440 #ifdef FEAT_AUTOCMD
11445 # ifndef FEAT_GUI_W32 /* other GUIs always have multiline balloons */
11446 "balloon_multiline",
11449 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
11451 # ifdef ALL_BUILTIN_TCAPS
11452 "all_builtin_terms",
11455 #ifdef FEAT_BYTEOFF
11458 #ifdef FEAT_CINDENT
11461 #ifdef FEAT_CLIENTSERVER
11464 #ifdef FEAT_CLIPBOARD
11467 #ifdef FEAT_CMDL_COMPL
11470 #ifdef FEAT_CMDHIST
11473 #ifdef FEAT_COMMENTS
11482 #ifdef CURSOR_SHAPE
11488 #ifdef FEAT_CON_DIALOG
11491 #ifdef FEAT_GUI_DIALOG
11497 #ifdef FEAT_DIGRAPHS
11503 #ifdef FEAT_EMACS_TAGS
11506 "eval", /* always present, of course! */
11507 #ifdef FEAT_EX_EXTRA
11510 #ifdef FEAT_SEARCH_EXTRA
11516 #ifdef FEAT_SEARCHPATH
11519 #if defined(UNIX) && !defined(USE_SYSTEM)
11522 #ifdef FEAT_FIND_ID
11528 #ifdef FEAT_FOLDING
11534 #if !defined(USE_SYSTEM) && defined(UNIX)
11537 #ifdef FEAT_GETTEXT
11543 #ifdef FEAT_GUI_ATHENA
11544 # ifdef FEAT_GUI_NEXTAW
11550 #ifdef FEAT_GUI_GTK
11556 #ifdef FEAT_GUI_GNOME
11559 #ifdef FEAT_GUI_MAC
11562 #ifdef FEAT_GUI_MOTIF
11565 #ifdef FEAT_GUI_PHOTON
11568 #ifdef FEAT_GUI_W16
11571 #ifdef FEAT_GUI_W32
11574 #ifdef FEAT_HANGULIN
11577 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
11580 #ifdef FEAT_INS_EXPAND
11583 #ifdef FEAT_JUMPLIST
11589 #ifdef FEAT_LANGMAP
11592 #ifdef FEAT_LIBCALL
11595 #ifdef FEAT_LINEBREAK
11601 #ifdef FEAT_LISTCMDS
11604 #ifdef FEAT_LOCALMAP
11610 #ifdef FEAT_SESSION
11613 #ifdef FEAT_MODIFY_FNAME
11619 #ifdef FEAT_MOUSESHAPE
11622 #if defined(UNIX) || defined(VMS)
11623 # ifdef FEAT_MOUSE_DEC
11626 # ifdef FEAT_MOUSE_GPM
11629 # ifdef FEAT_MOUSE_JSB
11632 # ifdef FEAT_MOUSE_NET
11635 # ifdef FEAT_MOUSE_PTERM
11638 # ifdef FEAT_SYSMOUSE
11641 # ifdef FEAT_MOUSE_XTERM
11648 #ifdef FEAT_MBYTE_IME
11651 #ifdef FEAT_MULTI_LANG
11654 #ifdef FEAT_MZSCHEME
11655 #ifndef DYNAMIC_MZSCHEME
11662 #ifdef FEAT_OSFILETYPE
11665 #ifdef FEAT_PATH_EXTRA
11669 #ifndef DYNAMIC_PERL
11674 #ifndef DYNAMIC_PYTHON
11678 #ifdef FEAT_POSTSCRIPT
11681 #ifdef FEAT_PRINTER
11684 #ifdef FEAT_PROFILE
11687 #ifdef FEAT_RELTIME
11690 #ifdef FEAT_QUICKFIX
11693 #ifdef FEAT_RIGHTLEFT
11696 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
11699 #ifdef FEAT_SCROLLBIND
11702 #ifdef FEAT_CMDL_INFO
11709 #ifdef FEAT_SMARTINDENT
11715 #ifdef FEAT_STL_OPT
11718 #ifdef FEAT_SUN_WORKSHOP
11721 #ifdef FEAT_NETBEANS_INTG
11730 #if defined(USE_SYSTEM) || !defined(UNIX)
11733 #ifdef FEAT_TAG_BINS
11736 #ifdef FEAT_TAG_OLDSTATIC
11739 #ifdef FEAT_TAG_ANYWHITE
11743 # ifndef DYNAMIC_TCL
11750 #ifdef FEAT_TERMRESPONSE
11753 #ifdef FEAT_TEXTOBJ
11756 #ifdef HAVE_TGETENT
11762 #ifdef FEAT_TOOLBAR
11765 #ifdef FEAT_USR_CMDS
11766 "user-commands", /* was accidentally included in 5.4 */
11769 #ifdef FEAT_VIMINFO
11772 #ifdef FEAT_VERTSPLIT
11775 #ifdef FEAT_VIRTUALEDIT
11781 #ifdef FEAT_VISUALEXTRA
11784 #ifdef FEAT_VREPLACE
11787 #ifdef FEAT_WILDIGN
11790 #ifdef FEAT_WILDMENU
11793 #ifdef FEAT_WINDOWS
11799 #ifdef FEAT_WRITEBACKUP
11805 #ifdef FEAT_XFONTSET
11811 #ifdef USE_XSMP_INTERACT
11814 #ifdef FEAT_XCLIPBOARD
11817 #ifdef FEAT_XTERM_SAVE
11820 #if defined(UNIX) && defined(FEAT_X11)
11826 name
= get_tv_string(&argvars
[0]);
11827 for (i
= 0; has_list
[i
] != NULL
; ++i
)
11828 if (STRICMP(name
, has_list
[i
]) == 0)
11836 if (STRNICMP(name
, "patch", 5) == 0)
11837 n
= has_patch(atoi((char *)name
+ 5));
11838 else if (STRICMP(name
, "vim_starting") == 0)
11839 n
= (starting
!= 0);
11841 else if (STRICMP(name
, "multi_byte_encoding") == 0)
11844 #if defined(FEAT_BEVAL) && defined(FEAT_GUI_W32)
11845 else if (STRICMP(name
, "balloon_multiline") == 0)
11846 n
= multiline_balloon_available();
11849 else if (STRICMP(name
, "tcl") == 0)
11850 n
= tcl_enabled(FALSE
);
11852 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
11853 else if (STRICMP(name
, "iconv") == 0)
11854 n
= iconv_enabled(FALSE
);
11856 #ifdef DYNAMIC_MZSCHEME
11857 else if (STRICMP(name
, "mzscheme") == 0)
11858 n
= mzscheme_enabled(FALSE
);
11860 #ifdef DYNAMIC_RUBY
11861 else if (STRICMP(name
, "ruby") == 0)
11862 n
= ruby_enabled(FALSE
);
11864 #ifdef DYNAMIC_PYTHON
11865 else if (STRICMP(name
, "python") == 0)
11866 n
= python_enabled(FALSE
);
11868 #ifdef DYNAMIC_PERL
11869 else if (STRICMP(name
, "perl") == 0)
11870 n
= perl_enabled(FALSE
);
11873 else if (STRICMP(name
, "gui_running") == 0)
11874 n
= (gui
.in_use
|| gui
.starting
);
11875 # ifdef FEAT_GUI_W32
11876 else if (STRICMP(name
, "gui_win32s") == 0)
11877 n
= gui_is_win32s();
11879 # ifdef FEAT_BROWSE
11880 else if (STRICMP(name
, "browse") == 0)
11881 n
= gui
.in_use
; /* gui_mch_browse() works when GUI is running */
11885 else if (STRICMP(name
, "syntax_items") == 0)
11886 n
= syntax_present(curbuf
);
11888 #if defined(WIN3264)
11889 else if (STRICMP(name
, "win95") == 0)
11890 n
= mch_windows95();
11892 #ifdef FEAT_NETBEANS_INTG
11893 else if (STRICMP(name
, "netbeans_enabled") == 0)
11898 rettv
->vval
.v_number
= n
;
11902 * "has_key()" function
11905 f_has_key(argvars
, rettv
)
11909 if (argvars
[0].v_type
!= VAR_DICT
)
11911 EMSG(_(e_dictreq
));
11914 if (argvars
[0].vval
.v_dict
== NULL
)
11917 rettv
->vval
.v_number
= dict_find(argvars
[0].vval
.v_dict
,
11918 get_tv_string(&argvars
[1]), -1) != NULL
;
11922 * "haslocaldir()" function
11926 f_haslocaldir(argvars
, rettv
)
11930 rettv
->vval
.v_number
= (curwin
->w_localdir
!= NULL
);
11934 * "hasmapto()" function
11937 f_hasmapto(argvars
, rettv
)
11943 char_u buf
[NUMBUFLEN
];
11946 name
= get_tv_string(&argvars
[0]);
11947 if (argvars
[1].v_type
== VAR_UNKNOWN
)
11948 mode
= (char_u
*)"nvo";
11951 mode
= get_tv_string_buf(&argvars
[1], buf
);
11952 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
11953 abbr
= get_tv_number(&argvars
[2]);
11956 if (map_to_exists(name
, mode
, abbr
))
11957 rettv
->vval
.v_number
= TRUE
;
11959 rettv
->vval
.v_number
= FALSE
;
11963 * "histadd()" function
11967 f_histadd(argvars
, rettv
)
11971 #ifdef FEAT_CMDHIST
11974 char_u buf
[NUMBUFLEN
];
11977 rettv
->vval
.v_number
= FALSE
;
11978 if (check_restricted() || check_secure())
11980 #ifdef FEAT_CMDHIST
11981 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
11982 histype
= str
!= NULL
? get_histtype(str
) : -1;
11985 str
= get_tv_string_buf(&argvars
[1], buf
);
11988 add_to_history(histype
, str
, FALSE
, NUL
);
11989 rettv
->vval
.v_number
= TRUE
;
11997 * "histdel()" function
12001 f_histdel(argvars
, rettv
)
12005 #ifdef FEAT_CMDHIST
12007 char_u buf
[NUMBUFLEN
];
12010 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
12013 else if (argvars
[1].v_type
== VAR_UNKNOWN
)
12014 /* only one argument: clear entire history */
12015 n
= clr_history(get_histtype(str
));
12016 else if (argvars
[1].v_type
== VAR_NUMBER
)
12017 /* index given: remove that entry */
12018 n
= del_history_idx(get_histtype(str
),
12019 (int)get_tv_number(&argvars
[1]));
12021 /* string given: remove all matching entries */
12022 n
= del_history_entry(get_histtype(str
),
12023 get_tv_string_buf(&argvars
[1], buf
));
12024 rettv
->vval
.v_number
= n
;
12029 * "histget()" function
12033 f_histget(argvars
, rettv
)
12037 #ifdef FEAT_CMDHIST
12042 str
= get_tv_string_chk(&argvars
[0]); /* NULL on type error */
12044 rettv
->vval
.v_string
= NULL
;
12047 type
= get_histtype(str
);
12048 if (argvars
[1].v_type
== VAR_UNKNOWN
)
12049 idx
= get_history_idx(type
);
12051 idx
= (int)get_tv_number_chk(&argvars
[1], NULL
);
12052 /* -1 on type error */
12053 rettv
->vval
.v_string
= vim_strsave(get_history_entry(type
, idx
));
12056 rettv
->vval
.v_string
= NULL
;
12058 rettv
->v_type
= VAR_STRING
;
12062 * "histnr()" function
12066 f_histnr(argvars
, rettv
)
12072 #ifdef FEAT_CMDHIST
12073 char_u
*history
= get_tv_string_chk(&argvars
[0]);
12075 i
= history
== NULL
? HIST_CMD
- 1 : get_histtype(history
);
12076 if (i
>= HIST_CMD
&& i
< HIST_COUNT
)
12077 i
= get_history_idx(i
);
12081 rettv
->vval
.v_number
= i
;
12085 * "highlightID(name)" function
12088 f_hlID(argvars
, rettv
)
12092 rettv
->vval
.v_number
= syn_name2id(get_tv_string(&argvars
[0]));
12096 * "highlight_exists()" function
12099 f_hlexists(argvars
, rettv
)
12103 rettv
->vval
.v_number
= highlight_exists(get_tv_string(&argvars
[0]));
12107 * "hostname()" function
12111 f_hostname(argvars
, rettv
)
12115 char_u hostname
[256];
12117 mch_get_host_name(hostname
, 256);
12118 rettv
->v_type
= VAR_STRING
;
12119 rettv
->vval
.v_string
= vim_strsave(hostname
);
12127 f_iconv(argvars
, rettv
)
12132 char_u buf1
[NUMBUFLEN
];
12133 char_u buf2
[NUMBUFLEN
];
12134 char_u
*from
, *to
, *str
;
12138 rettv
->v_type
= VAR_STRING
;
12139 rettv
->vval
.v_string
= NULL
;
12142 str
= get_tv_string(&argvars
[0]);
12143 from
= enc_canonize(enc_skip(get_tv_string_buf(&argvars
[1], buf1
)));
12144 to
= enc_canonize(enc_skip(get_tv_string_buf(&argvars
[2], buf2
)));
12145 vimconv
.vc_type
= CONV_NONE
;
12146 convert_setup(&vimconv
, from
, to
);
12148 /* If the encodings are equal, no conversion needed. */
12149 if (vimconv
.vc_type
== CONV_NONE
)
12150 rettv
->vval
.v_string
= vim_strsave(str
);
12152 rettv
->vval
.v_string
= string_convert(&vimconv
, str
, NULL
);
12154 convert_setup(&vimconv
, NULL
, NULL
);
12161 * "indent()" function
12164 f_indent(argvars
, rettv
)
12170 lnum
= get_tv_lnum(argvars
);
12171 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
12172 rettv
->vval
.v_number
= get_indent_lnum(lnum
);
12174 rettv
->vval
.v_number
= -1;
12178 * "index()" function
12181 f_index(argvars
, rettv
)
12190 rettv
->vval
.v_number
= -1;
12191 if (argvars
[0].v_type
!= VAR_LIST
)
12193 EMSG(_(e_listreq
));
12196 l
= argvars
[0].vval
.v_list
;
12199 item
= l
->lv_first
;
12200 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12204 /* Start at specified item. Use the cached index that list_find()
12205 * sets, so that a negative number also works. */
12206 item
= list_find(l
, get_tv_number_chk(&argvars
[2], &error
));
12208 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
12209 ic
= get_tv_number_chk(&argvars
[3], &error
);
12214 for ( ; item
!= NULL
; item
= item
->li_next
, ++idx
)
12215 if (tv_equal(&item
->li_tv
, &argvars
[1], ic
))
12217 rettv
->vval
.v_number
= idx
;
12223 static int inputsecret_flag
= 0;
12225 static void get_user_input
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int inputdialog
));
12228 * This function is used by f_input() and f_inputdialog() functions. The third
12229 * argument to f_input() specifies the type of completion to use at the
12230 * prompt. The third argument to f_inputdialog() specifies the value to return
12231 * when the user cancels the prompt.
12234 get_user_input(argvars
, rettv
, inputdialog
)
12239 char_u
*prompt
= get_tv_string_chk(&argvars
[0]);
12242 char_u buf
[NUMBUFLEN
];
12243 int cmd_silent_save
= cmd_silent
;
12244 char_u
*defstr
= (char_u
*)"";
12245 int xp_type
= EXPAND_NOTHING
;
12246 char_u
*xp_arg
= NULL
;
12248 rettv
->v_type
= VAR_STRING
;
12249 rettv
->vval
.v_string
= NULL
;
12251 #ifdef NO_CONSOLE_INPUT
12252 /* While starting up, there is no place to enter text. */
12253 if (no_console_input())
12257 cmd_silent
= FALSE
; /* Want to see the prompt. */
12258 if (prompt
!= NULL
)
12260 /* Only the part of the message after the last NL is considered as
12261 * prompt for the command line */
12262 p
= vim_strrchr(prompt
, '\n');
12272 msg_puts_attr(prompt
, echo_attr
);
12273 msg_didout
= FALSE
;
12277 cmdline_row
= msg_row
;
12279 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
12281 defstr
= get_tv_string_buf_chk(&argvars
[1], buf
);
12282 if (defstr
!= NULL
)
12283 stuffReadbuffSpec(defstr
);
12285 if (!inputdialog
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
12291 rettv
->vval
.v_string
= NULL
;
12293 xp_name
= get_tv_string_buf_chk(&argvars
[2], buf
);
12294 if (xp_name
== NULL
)
12297 xp_namelen
= (int)STRLEN(xp_name
);
12299 if (parse_compl_arg(xp_name
, xp_namelen
, &xp_type
, &argt
,
12305 if (defstr
!= NULL
)
12306 rettv
->vval
.v_string
=
12307 getcmdline_prompt(inputsecret_flag
? NUL
: '@', p
, echo_attr
,
12312 /* since the user typed this, no need to wait for return */
12313 need_wait_return
= FALSE
;
12314 msg_didout
= FALSE
;
12316 cmd_silent
= cmd_silent_save
;
12320 * "input()" function
12321 * Also handles inputsecret() when inputsecret is set.
12324 f_input(argvars
, rettv
)
12328 get_user_input(argvars
, rettv
, FALSE
);
12332 * "inputdialog()" function
12335 f_inputdialog(argvars
, rettv
)
12339 #if defined(FEAT_GUI_TEXTDIALOG)
12340 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
12341 if (gui
.in_use
&& vim_strchr(p_go
, GO_CONDIALOG
) == NULL
)
12344 char_u buf
[NUMBUFLEN
];
12345 char_u
*defstr
= (char_u
*)"";
12347 message
= get_tv_string_chk(&argvars
[0]);
12348 if (argvars
[1].v_type
!= VAR_UNKNOWN
12349 && (defstr
= get_tv_string_buf_chk(&argvars
[1], buf
)) != NULL
)
12350 vim_strncpy(IObuff
, defstr
, IOSIZE
- 1);
12353 if (message
!= NULL
&& defstr
!= NULL
12354 && do_dialog(VIM_QUESTION
, NULL
, message
,
12355 (char_u
*)_("&OK\n&Cancel"), 1, IObuff
) == 1)
12356 rettv
->vval
.v_string
= vim_strsave(IObuff
);
12359 if (message
!= NULL
&& defstr
!= NULL
12360 && argvars
[1].v_type
!= VAR_UNKNOWN
12361 && argvars
[2].v_type
!= VAR_UNKNOWN
)
12362 rettv
->vval
.v_string
= vim_strsave(
12363 get_tv_string_buf(&argvars
[2], buf
));
12365 rettv
->vval
.v_string
= NULL
;
12367 rettv
->v_type
= VAR_STRING
;
12371 get_user_input(argvars
, rettv
, TRUE
);
12375 * "inputlist()" function
12378 f_inputlist(argvars
, rettv
)
12386 #ifdef NO_CONSOLE_INPUT
12387 /* While starting up, there is no place to enter text. */
12388 if (no_console_input())
12391 if (argvars
[0].v_type
!= VAR_LIST
|| argvars
[0].vval
.v_list
== NULL
)
12393 EMSG2(_(e_listarg
), "inputlist()");
12398 msg_row
= Rows
- 1; /* for when 'cmdheight' > 1 */
12399 lines_left
= Rows
; /* avoid more prompt */
12403 for (li
= argvars
[0].vval
.v_list
->lv_first
; li
!= NULL
; li
= li
->li_next
)
12405 msg_puts(get_tv_string(&li
->li_tv
));
12409 /* Ask for choice. */
12410 selected
= prompt_for_number(&mouse_used
);
12412 selected
-= lines_left
;
12414 rettv
->vval
.v_number
= selected
;
12418 static garray_T ga_userinput
= {0, 0, sizeof(tasave_T
), 4, NULL
};
12421 * "inputrestore()" function
12425 f_inputrestore(argvars
, rettv
)
12429 if (ga_userinput
.ga_len
> 0)
12431 --ga_userinput
.ga_len
;
12432 restore_typeahead((tasave_T
*)(ga_userinput
.ga_data
)
12433 + ga_userinput
.ga_len
);
12434 /* default return is zero == OK */
12436 else if (p_verbose
> 1)
12438 verb_msg((char_u
*)_("called inputrestore() more often than inputsave()"));
12439 rettv
->vval
.v_number
= 1; /* Failed */
12444 * "inputsave()" function
12448 f_inputsave(argvars
, rettv
)
12452 /* Add an entry to the stack of typeahead storage. */
12453 if (ga_grow(&ga_userinput
, 1) == OK
)
12455 save_typeahead((tasave_T
*)(ga_userinput
.ga_data
)
12456 + ga_userinput
.ga_len
);
12457 ++ga_userinput
.ga_len
;
12458 /* default return is zero == OK */
12461 rettv
->vval
.v_number
= 1; /* Failed */
12465 * "inputsecret()" function
12468 f_inputsecret(argvars
, rettv
)
12473 ++inputsecret_flag
;
12474 f_input(argvars
, rettv
);
12476 --inputsecret_flag
;
12480 * "insert()" function
12483 f_insert(argvars
, rettv
)
12492 if (argvars
[0].v_type
!= VAR_LIST
)
12493 EMSG2(_(e_listarg
), "insert()");
12494 else if ((l
= argvars
[0].vval
.v_list
) != NULL
12495 && !tv_check_lock(l
->lv_lock
, (char_u
*)"insert()"))
12497 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12498 before
= get_tv_number_chk(&argvars
[2], &error
);
12500 return; /* type error; errmsg already given */
12502 if (before
== l
->lv_len
)
12506 item
= list_find(l
, before
);
12509 EMSGN(_(e_listidx
), before
);
12515 list_insert_tv(l
, &argvars
[1], item
);
12516 copy_tv(&argvars
[0], rettv
);
12522 * "isdirectory()" function
12525 f_isdirectory(argvars
, rettv
)
12529 rettv
->vval
.v_number
= mch_isdir(get_tv_string(&argvars
[0]));
12533 * "islocked()" function
12536 f_islocked(argvars
, rettv
)
12544 rettv
->vval
.v_number
= -1;
12545 end
= get_lval(get_tv_string(&argvars
[0]), NULL
, &lv
, FALSE
, FALSE
, FALSE
,
12547 if (end
!= NULL
&& lv
.ll_name
!= NULL
)
12550 EMSG(_(e_trailing
));
12553 if (lv
.ll_tv
== NULL
)
12555 if (check_changedtick(lv
.ll_name
))
12556 rettv
->vval
.v_number
= 1; /* always locked */
12559 di
= find_var(lv
.ll_name
, NULL
);
12562 /* Consider a variable locked when:
12563 * 1. the variable itself is locked
12564 * 2. the value of the variable is locked.
12565 * 3. the List or Dict value is locked.
12567 rettv
->vval
.v_number
= ((di
->di_flags
& DI_FLAGS_LOCK
)
12568 || tv_islocked(&di
->di_tv
));
12572 else if (lv
.ll_range
)
12573 EMSG(_("E786: Range not allowed"));
12574 else if (lv
.ll_newkey
!= NULL
)
12575 EMSG2(_(e_dictkey
), lv
.ll_newkey
);
12576 else if (lv
.ll_list
!= NULL
)
12578 rettv
->vval
.v_number
= tv_islocked(&lv
.ll_li
->li_tv
);
12580 /* Dictionary item. */
12581 rettv
->vval
.v_number
= tv_islocked(&lv
.ll_di
->di_tv
);
12588 static void dict_list
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int what
));
12591 * Turn a dict into a list:
12592 * "what" == 0: list of keys
12593 * "what" == 1: list of values
12594 * "what" == 2: list of items
12597 dict_list(argvars
, rettv
, what
)
12610 if (argvars
[0].v_type
!= VAR_DICT
)
12612 EMSG(_(e_dictreq
));
12615 if ((d
= argvars
[0].vval
.v_dict
) == NULL
)
12618 if (rettv_list_alloc(rettv
) == FAIL
)
12621 todo
= (int)d
->dv_hashtab
.ht_used
;
12622 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
12624 if (!HASHITEM_EMPTY(hi
))
12629 li
= listitem_alloc();
12632 list_append(rettv
->vval
.v_list
, li
);
12637 li
->li_tv
.v_type
= VAR_STRING
;
12638 li
->li_tv
.v_lock
= 0;
12639 li
->li_tv
.vval
.v_string
= vim_strsave(di
->di_key
);
12641 else if (what
== 1)
12644 copy_tv(&di
->di_tv
, &li
->li_tv
);
12650 li
->li_tv
.v_type
= VAR_LIST
;
12651 li
->li_tv
.v_lock
= 0;
12652 li
->li_tv
.vval
.v_list
= l2
;
12657 li2
= listitem_alloc();
12660 list_append(l2
, li2
);
12661 li2
->li_tv
.v_type
= VAR_STRING
;
12662 li2
->li_tv
.v_lock
= 0;
12663 li2
->li_tv
.vval
.v_string
= vim_strsave(di
->di_key
);
12665 li2
= listitem_alloc();
12668 list_append(l2
, li2
);
12669 copy_tv(&di
->di_tv
, &li2
->li_tv
);
12676 * "items(dict)" function
12679 f_items(argvars
, rettv
)
12683 dict_list(argvars
, rettv
, 2);
12687 * "join()" function
12690 f_join(argvars
, rettv
)
12697 if (argvars
[0].v_type
!= VAR_LIST
)
12699 EMSG(_(e_listreq
));
12702 if (argvars
[0].vval
.v_list
== NULL
)
12704 if (argvars
[1].v_type
== VAR_UNKNOWN
)
12705 sep
= (char_u
*)" ";
12707 sep
= get_tv_string_chk(&argvars
[1]);
12709 rettv
->v_type
= VAR_STRING
;
12713 ga_init2(&ga
, (int)sizeof(char), 80);
12714 list_join(&ga
, argvars
[0].vval
.v_list
, sep
, TRUE
, 0);
12715 ga_append(&ga
, NUL
);
12716 rettv
->vval
.v_string
= (char_u
*)ga
.ga_data
;
12719 rettv
->vval
.v_string
= NULL
;
12723 * "keys()" function
12726 f_keys(argvars
, rettv
)
12730 dict_list(argvars
, rettv
, 0);
12734 * "last_buffer_nr()" function.
12738 f_last_buffer_nr(argvars
, rettv
)
12745 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
12746 if (n
< buf
->b_fnum
)
12749 rettv
->vval
.v_number
= n
;
12756 f_len(argvars
, rettv
)
12760 switch (argvars
[0].v_type
)
12764 rettv
->vval
.v_number
= (varnumber_T
)STRLEN(
12765 get_tv_string(&argvars
[0]));
12768 rettv
->vval
.v_number
= list_len(argvars
[0].vval
.v_list
);
12771 rettv
->vval
.v_number
= dict_len(argvars
[0].vval
.v_dict
);
12774 EMSG(_("E701: Invalid type for len()"));
12779 static void libcall_common
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int type
));
12782 libcall_common(argvars
, rettv
, type
)
12787 #ifdef FEAT_LIBCALL
12789 char_u
**string_result
;
12793 rettv
->v_type
= type
;
12794 if (type
!= VAR_NUMBER
)
12795 rettv
->vval
.v_string
= NULL
;
12797 if (check_restricted() || check_secure())
12800 #ifdef FEAT_LIBCALL
12801 /* The first two args must be strings, otherwise its meaningless */
12802 if (argvars
[0].v_type
== VAR_STRING
&& argvars
[1].v_type
== VAR_STRING
)
12805 if (argvars
[2].v_type
== VAR_STRING
)
12806 string_in
= argvars
[2].vval
.v_string
;
12807 if (type
== VAR_NUMBER
)
12808 string_result
= NULL
;
12810 string_result
= &rettv
->vval
.v_string
;
12811 if (mch_libcall(argvars
[0].vval
.v_string
,
12812 argvars
[1].vval
.v_string
,
12814 argvars
[2].vval
.v_number
,
12817 && type
== VAR_NUMBER
)
12818 rettv
->vval
.v_number
= nr_result
;
12824 * "libcall()" function
12827 f_libcall(argvars
, rettv
)
12831 libcall_common(argvars
, rettv
, VAR_STRING
);
12835 * "libcallnr()" function
12838 f_libcallnr(argvars
, rettv
)
12842 libcall_common(argvars
, rettv
, VAR_NUMBER
);
12846 * "line(string)" function
12849 f_line(argvars
, rettv
)
12857 fp
= var2fpos(&argvars
[0], TRUE
, &fnum
);
12860 rettv
->vval
.v_number
= lnum
;
12864 * "line2byte(lnum)" function
12868 f_line2byte(argvars
, rettv
)
12872 #ifndef FEAT_BYTEOFF
12873 rettv
->vval
.v_number
= -1;
12877 lnum
= get_tv_lnum(argvars
);
12878 if (lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
+ 1)
12879 rettv
->vval
.v_number
= -1;
12881 rettv
->vval
.v_number
= ml_find_line_or_offset(curbuf
, lnum
, NULL
);
12882 if (rettv
->vval
.v_number
>= 0)
12883 ++rettv
->vval
.v_number
;
12888 * "lispindent(lnum)" function
12891 f_lispindent(argvars
, rettv
)
12899 pos
= curwin
->w_cursor
;
12900 lnum
= get_tv_lnum(argvars
);
12901 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
)
12903 curwin
->w_cursor
.lnum
= lnum
;
12904 rettv
->vval
.v_number
= get_lisp_indent();
12905 curwin
->w_cursor
= pos
;
12909 rettv
->vval
.v_number
= -1;
12913 * "localtime()" function
12917 f_localtime(argvars
, rettv
)
12921 rettv
->vval
.v_number
= (varnumber_T
)time(NULL
);
12924 static void get_maparg
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int exact
));
12927 get_maparg(argvars
, rettv
, exact
)
12934 char_u buf
[NUMBUFLEN
];
12935 char_u
*keys_buf
= NULL
;
12941 /* return empty string for failure */
12942 rettv
->v_type
= VAR_STRING
;
12943 rettv
->vval
.v_string
= NULL
;
12945 keys
= get_tv_string(&argvars
[0]);
12949 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
12951 which
= get_tv_string_buf_chk(&argvars
[1], buf
);
12952 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
12953 abbr
= get_tv_number(&argvars
[2]);
12956 which
= (char_u
*)"";
12960 mode
= get_map_mode(&which
, 0);
12962 keys
= replace_termcodes(keys
, &keys_buf
, TRUE
, TRUE
, FALSE
);
12963 rhs
= check_map(keys
, mode
, exact
, FALSE
, abbr
);
12964 vim_free(keys_buf
);
12968 ga
.ga_itemsize
= 1;
12969 ga
.ga_growsize
= 40;
12971 while (*rhs
!= NUL
)
12972 ga_concat(&ga
, str2special(&rhs
, FALSE
));
12974 ga_append(&ga
, NUL
);
12975 rettv
->vval
.v_string
= (char_u
*)ga
.ga_data
;
12981 * "log10()" function
12984 f_log10(argvars
, rettv
)
12990 rettv
->v_type
= VAR_FLOAT
;
12991 if (get_float_arg(argvars
, &f
) == OK
)
12992 rettv
->vval
.v_float
= log10(f
);
12994 rettv
->vval
.v_float
= 0.0;
13002 f_map(argvars
, rettv
)
13006 filter_map(argvars
, rettv
, TRUE
);
13010 * "maparg()" function
13013 f_maparg(argvars
, rettv
)
13017 get_maparg(argvars
, rettv
, TRUE
);
13021 * "mapcheck()" function
13024 f_mapcheck(argvars
, rettv
)
13028 get_maparg(argvars
, rettv
, FALSE
);
13031 static void find_some_match
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int start
));
13034 find_some_match(argvars
, rettv
, type
)
13039 char_u
*str
= NULL
;
13040 char_u
*expr
= NULL
;
13042 regmatch_T regmatch
;
13043 char_u patbuf
[NUMBUFLEN
];
13044 char_u strbuf
[NUMBUFLEN
];
13048 colnr_T startcol
= 0;
13051 listitem_T
*li
= NULL
;
13053 char_u
*tofree
= NULL
;
13055 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
13057 p_cpo
= (char_u
*)"";
13059 rettv
->vval
.v_number
= -1;
13062 /* return empty list when there are no matches */
13063 if (rettv_list_alloc(rettv
) == FAIL
)
13066 else if (type
== 2)
13068 rettv
->v_type
= VAR_STRING
;
13069 rettv
->vval
.v_string
= NULL
;
13072 if (argvars
[0].v_type
== VAR_LIST
)
13074 if ((l
= argvars
[0].vval
.v_list
) == NULL
)
13079 expr
= str
= get_tv_string(&argvars
[0]);
13081 pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
13085 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13089 start
= get_tv_number_chk(&argvars
[2], &error
);
13094 li
= list_find(l
, start
);
13097 idx
= l
->lv_idx
; /* use the cached index */
13103 if (start
> (long)STRLEN(str
))
13105 /* When "count" argument is there ignore matches before "start",
13106 * otherwise skip part of the string. Differs when pattern is "^"
13108 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13114 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13115 nth
= get_tv_number_chk(&argvars
[3], &error
);
13120 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
13121 if (regmatch
.regprog
!= NULL
)
13123 regmatch
.rm_ic
= p_ic
;
13135 str
= echo_string(&li
->li_tv
, &tofree
, strbuf
, 0);
13140 match
= vim_regexec_nl(®match
, str
, (colnr_T
)startcol
);
13142 if (match
&& --nth
<= 0)
13144 if (l
== NULL
&& !match
)
13147 /* Advance to just after the match. */
13156 startcol
= (colnr_T
)(regmatch
.startp
[0]
13157 + (*mb_ptr2len
)(regmatch
.startp
[0]) - str
);
13159 startcol
= regmatch
.startp
[0] + 1 - str
;
13170 /* return list with matched string and submatches */
13171 for (i
= 0; i
< NSUBEXP
; ++i
)
13173 if (regmatch
.endp
[i
] == NULL
)
13175 if (list_append_string(rettv
->vval
.v_list
,
13176 (char_u
*)"", 0) == FAIL
)
13179 else if (list_append_string(rettv
->vval
.v_list
,
13180 regmatch
.startp
[i
],
13181 (int)(regmatch
.endp
[i
] - regmatch
.startp
[i
]))
13186 else if (type
== 2)
13188 /* return matched string */
13190 copy_tv(&li
->li_tv
, rettv
);
13192 rettv
->vval
.v_string
= vim_strnsave(regmatch
.startp
[0],
13193 (int)(regmatch
.endp
[0] - regmatch
.startp
[0]));
13195 else if (l
!= NULL
)
13196 rettv
->vval
.v_number
= idx
;
13200 rettv
->vval
.v_number
=
13201 (varnumber_T
)(regmatch
.startp
[0] - str
);
13203 rettv
->vval
.v_number
=
13204 (varnumber_T
)(regmatch
.endp
[0] - str
);
13205 rettv
->vval
.v_number
+= (varnumber_T
)(str
- expr
);
13208 vim_free(regmatch
.regprog
);
13217 * "match()" function
13220 f_match(argvars
, rettv
)
13224 find_some_match(argvars
, rettv
, 1);
13228 * "matchadd()" function
13231 f_matchadd(argvars
, rettv
)
13235 #ifdef FEAT_SEARCH_EXTRA
13236 char_u buf
[NUMBUFLEN
];
13237 char_u
*grp
= get_tv_string_buf_chk(&argvars
[0], buf
); /* group */
13238 char_u
*pat
= get_tv_string_buf_chk(&argvars
[1], buf
); /* pattern */
13239 int prio
= 10; /* default priority */
13243 rettv
->vval
.v_number
= -1;
13245 if (grp
== NULL
|| pat
== NULL
)
13247 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13249 prio
= get_tv_number_chk(&argvars
[2], &error
);
13250 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
13251 id
= get_tv_number_chk(&argvars
[3], &error
);
13255 if (id
>= 1 && id
<= 3)
13257 EMSGN("E798: ID is reserved for \":match\": %ld", id
);
13261 rettv
->vval
.v_number
= match_add(curwin
, grp
, pat
, prio
, id
);
13266 * "matcharg()" function
13269 f_matcharg(argvars
, rettv
)
13273 if (rettv_list_alloc(rettv
) == OK
)
13275 #ifdef FEAT_SEARCH_EXTRA
13276 int id
= get_tv_number(&argvars
[0]);
13279 if (id
>= 1 && id
<= 3)
13281 if ((m
= (matchitem_T
*)get_match(curwin
, id
)) != NULL
)
13283 list_append_string(rettv
->vval
.v_list
,
13284 syn_id2name(m
->hlg_id
), -1);
13285 list_append_string(rettv
->vval
.v_list
, m
->pattern
, -1);
13289 list_append_string(rettv
->vval
.v_list
, NUL
, -1);
13290 list_append_string(rettv
->vval
.v_list
, NUL
, -1);
13298 * "matchdelete()" function
13301 f_matchdelete(argvars
, rettv
)
13305 #ifdef FEAT_SEARCH_EXTRA
13306 rettv
->vval
.v_number
= match_delete(curwin
,
13307 (int)get_tv_number(&argvars
[0]), TRUE
);
13312 * "matchend()" function
13315 f_matchend(argvars
, rettv
)
13319 find_some_match(argvars
, rettv
, 0);
13323 * "matchlist()" function
13326 f_matchlist(argvars
, rettv
)
13330 find_some_match(argvars
, rettv
, 3);
13334 * "matchstr()" function
13337 f_matchstr(argvars
, rettv
)
13341 find_some_match(argvars
, rettv
, 2);
13344 static void max_min
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int domax
));
13347 max_min(argvars
, rettv
, domax
)
13356 if (argvars
[0].v_type
== VAR_LIST
)
13361 l
= argvars
[0].vval
.v_list
;
13367 n
= get_tv_number_chk(&li
->li_tv
, &error
);
13373 i
= get_tv_number_chk(&li
->li_tv
, &error
);
13374 if (domax
? i
> n
: i
< n
)
13380 else if (argvars
[0].v_type
== VAR_DICT
)
13387 d
= argvars
[0].vval
.v_dict
;
13390 todo
= (int)d
->dv_hashtab
.ht_used
;
13391 for (hi
= d
->dv_hashtab
.ht_array
; todo
> 0; ++hi
)
13393 if (!HASHITEM_EMPTY(hi
))
13396 i
= get_tv_number_chk(&HI2DI(hi
)->di_tv
, &error
);
13402 else if (domax
? i
> n
: i
< n
)
13409 EMSG(_(e_listdictarg
));
13410 rettv
->vval
.v_number
= error
? 0 : n
;
13417 f_max(argvars
, rettv
)
13421 max_min(argvars
, rettv
, TRUE
);
13428 f_min(argvars
, rettv
)
13432 max_min(argvars
, rettv
, FALSE
);
13435 static int mkdir_recurse
__ARGS((char_u
*dir
, int prot
));
13438 * Create the directory in which "dir" is located, and higher levels when
13442 mkdir_recurse(dir
, prot
)
13450 /* Get end of directory name in "dir".
13451 * We're done when it's "/" or "c:/". */
13452 p
= gettail_sep(dir
);
13453 if (p
<= get_past_head(dir
))
13456 /* If the directory exists we're done. Otherwise: create it.*/
13457 updir
= vim_strnsave(dir
, (int)(p
- dir
));
13460 if (mch_isdir(updir
))
13462 else if (mkdir_recurse(updir
, prot
) == OK
)
13463 r
= vim_mkdir_emsg(updir
, prot
);
13470 * "mkdir()" function
13473 f_mkdir(argvars
, rettv
)
13478 char_u buf
[NUMBUFLEN
];
13481 rettv
->vval
.v_number
= FAIL
;
13482 if (check_restricted() || check_secure())
13485 dir
= get_tv_string_buf(&argvars
[0], buf
);
13486 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
13488 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13489 prot
= get_tv_number_chk(&argvars
[2], NULL
);
13490 if (prot
!= -1 && STRCMP(get_tv_string(&argvars
[1]), "p") == 0)
13491 mkdir_recurse(dir
, prot
);
13493 rettv
->vval
.v_number
= prot
!= -1 ? vim_mkdir_emsg(dir
, prot
) : 0;
13498 * "mode()" function
13502 f_mode(argvars
, rettv
)
13515 buf
[0] = VIsual_mode
+ 's' - 'v';
13517 buf
[0] = VIsual_mode
;
13521 if (State
== HITRETURN
|| State
== ASKMORE
|| State
== SETWSIZE
13522 || State
== CONFIRM
)
13525 if (State
== ASKMORE
)
13527 else if (State
== CONFIRM
)
13530 else if (State
== EXTERNCMD
)
13532 else if (State
& INSERT
)
13534 #ifdef FEAT_VREPLACE
13535 if (State
& VREPLACE_FLAG
)
13542 if (State
& REPLACE_FLAG
)
13547 else if (State
& CMDLINE
)
13553 else if (exmode_active
)
13565 /* Clear out the minor mode when the argument is not a non-zero number or
13566 * non-empty string. */
13567 if (!non_zero_arg(&argvars
[0]))
13570 rettv
->vval
.v_string
= vim_strsave(buf
);
13571 rettv
->v_type
= VAR_STRING
;
13575 * "nextnonblank()" function
13578 f_nextnonblank(argvars
, rettv
)
13584 for (lnum
= get_tv_lnum(argvars
); ; ++lnum
)
13586 if (lnum
< 0 || lnum
> curbuf
->b_ml
.ml_line_count
)
13591 if (*skipwhite(ml_get(lnum
)) != NUL
)
13594 rettv
->vval
.v_number
= lnum
;
13598 * "nr2char()" function
13601 f_nr2char(argvars
, rettv
)
13605 char_u buf
[NUMBUFLEN
];
13609 buf
[(*mb_char2bytes
)((int)get_tv_number(&argvars
[0]), buf
)] = NUL
;
13613 buf
[0] = (char_u
)get_tv_number(&argvars
[0]);
13616 rettv
->v_type
= VAR_STRING
;
13617 rettv
->vval
.v_string
= vim_strsave(buf
);
13621 * "pathshorten()" function
13624 f_pathshorten(argvars
, rettv
)
13630 rettv
->v_type
= VAR_STRING
;
13631 p
= get_tv_string_chk(&argvars
[0]);
13633 rettv
->vval
.v_string
= NULL
;
13636 p
= vim_strsave(p
);
13637 rettv
->vval
.v_string
= p
;
13648 f_pow(argvars
, rettv
)
13654 rettv
->v_type
= VAR_FLOAT
;
13655 if (get_float_arg(argvars
, &fx
) == OK
13656 && get_float_arg(&argvars
[1], &fy
) == OK
)
13657 rettv
->vval
.v_float
= pow(fx
, fy
);
13659 rettv
->vval
.v_float
= 0.0;
13664 * "prevnonblank()" function
13667 f_prevnonblank(argvars
, rettv
)
13673 lnum
= get_tv_lnum(argvars
);
13674 if (lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
)
13677 while (lnum
>= 1 && *skipwhite(ml_get(lnum
)) == NUL
)
13679 rettv
->vval
.v_number
= lnum
;
13682 #ifdef HAVE_STDARG_H
13683 /* This dummy va_list is here because:
13684 * - passing a NULL pointer doesn't work when va_list isn't a pointer
13685 * - locally in the function results in a "used before set" warning
13686 * - using va_start() to initialize it gives "function with fixed args" error */
13691 * "printf()" function
13694 f_printf(argvars
, rettv
)
13698 rettv
->v_type
= VAR_STRING
;
13699 rettv
->vval
.v_string
= NULL
;
13700 #ifdef HAVE_STDARG_H /* only very old compilers can't do this */
13702 char_u buf
[NUMBUFLEN
];
13705 int saved_did_emsg
= did_emsg
;
13708 /* Get the required length, allocate the buffer and do it for real. */
13710 fmt
= (char *)get_tv_string_buf(&argvars
[0], buf
);
13711 len
= vim_vsnprintf(NULL
, 0, fmt
, ap
, argvars
+ 1);
13714 s
= alloc(len
+ 1);
13717 rettv
->vval
.v_string
= s
;
13718 (void)vim_vsnprintf((char *)s
, len
+ 1, fmt
, ap
, argvars
+ 1);
13721 did_emsg
|= saved_did_emsg
;
13727 * "pumvisible()" function
13731 f_pumvisible(argvars
, rettv
)
13735 #ifdef FEAT_INS_EXPAND
13737 rettv
->vval
.v_number
= 1;
13742 * "range()" function
13745 f_range(argvars
, rettv
)
13755 start
= get_tv_number_chk(&argvars
[0], &error
);
13756 if (argvars
[1].v_type
== VAR_UNKNOWN
)
13763 end
= get_tv_number_chk(&argvars
[1], &error
);
13764 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13765 stride
= get_tv_number_chk(&argvars
[2], &error
);
13769 return; /* type error; errmsg already given */
13771 EMSG(_("E726: Stride is zero"));
13772 else if (stride
> 0 ? end
+ 1 < start
: end
- 1 > start
)
13773 EMSG(_("E727: Start past end"));
13776 if (rettv_list_alloc(rettv
) == OK
)
13777 for (i
= start
; stride
> 0 ? i
<= end
: i
>= end
; i
+= stride
)
13778 if (list_append_number(rettv
->vval
.v_list
,
13779 (varnumber_T
)i
) == FAIL
)
13785 * "readfile()" function
13788 f_readfile(argvars
, rettv
)
13792 int binary
= FALSE
;
13796 #define FREAD_SIZE 200 /* optimized for text lines */
13797 char_u buf
[FREAD_SIZE
];
13798 int readlen
; /* size of last fread() */
13799 int buflen
; /* nr of valid chars in buf[] */
13800 int filtd
; /* how much in buf[] was NUL -> '\n' filtered */
13801 int tolist
; /* first byte in buf[] still to be put in list */
13802 int chop
; /* how many CR to chop off */
13803 char_u
*prev
= NULL
; /* previously read bytes, if any */
13804 int prevlen
= 0; /* length of "prev" if not NULL */
13807 long maxline
= MAXLNUM
;
13810 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
13812 if (STRCMP(get_tv_string(&argvars
[1]), "b") == 0)
13814 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
13815 maxline
= get_tv_number(&argvars
[2]);
13818 if (rettv_list_alloc(rettv
) == FAIL
)
13821 /* Always open the file in binary mode, library functions have a mind of
13822 * their own about CR-LF conversion. */
13823 fname
= get_tv_string(&argvars
[0]);
13824 if (*fname
== NUL
|| (fd
= mch_fopen((char *)fname
, READBIN
)) == NULL
)
13826 EMSG2(_(e_notopen
), *fname
== NUL
? (char_u
*)_("<empty>") : fname
);
13831 while (cnt
< maxline
|| maxline
< 0)
13833 readlen
= (int)fread(buf
+ filtd
, 1, FREAD_SIZE
- filtd
, fd
);
13834 buflen
= filtd
+ readlen
;
13836 for ( ; filtd
< buflen
|| readlen
<= 0; ++filtd
)
13838 if (buf
[filtd
] == '\n' || readlen
<= 0)
13840 /* Only when in binary mode add an empty list item when the
13841 * last line ends in a '\n'. */
13842 if (!binary
&& readlen
== 0 && filtd
== 0)
13845 /* Found end-of-line or end-of-file: add a text line to the
13849 while (filtd
- chop
- 1 >= tolist
13850 && buf
[filtd
- chop
- 1] == '\r')
13852 len
= filtd
- tolist
- chop
;
13854 s
= vim_strnsave(buf
+ tolist
, len
);
13857 s
= alloc((unsigned)(prevlen
+ len
+ 1));
13860 mch_memmove(s
, prev
, prevlen
);
13863 mch_memmove(s
+ prevlen
, buf
+ tolist
, len
);
13864 s
[prevlen
+ len
] = NUL
;
13867 tolist
= filtd
+ 1;
13869 li
= listitem_alloc();
13875 li
->li_tv
.v_type
= VAR_STRING
;
13876 li
->li_tv
.v_lock
= 0;
13877 li
->li_tv
.vval
.v_string
= s
;
13878 list_append(rettv
->vval
.v_list
, li
);
13880 if (++cnt
>= maxline
&& maxline
>= 0)
13885 else if (buf
[filtd
] == NUL
)
13893 /* "buf" is full, need to move text to an allocated buffer */
13896 prev
= vim_strnsave(buf
, buflen
);
13901 s
= alloc((unsigned)(prevlen
+ buflen
));
13904 mch_memmove(s
, prev
, prevlen
);
13905 mch_memmove(s
+ prevlen
, buf
, buflen
);
13915 mch_memmove(buf
, buf
+ tolist
, buflen
- tolist
);
13921 * For a negative line count use only the lines at the end of the file,
13925 while (cnt
> -maxline
)
13927 listitem_remove(rettv
->vval
.v_list
, rettv
->vval
.v_list
->lv_first
);
13935 #if defined(FEAT_RELTIME)
13936 static int list2proftime
__ARGS((typval_T
*arg
, proftime_T
*tm
));
13939 * Convert a List to proftime_T.
13940 * Return FAIL when there is something wrong.
13943 list2proftime(arg
, tm
)
13950 if (arg
->v_type
!= VAR_LIST
|| arg
->vval
.v_list
== NULL
13951 || arg
->vval
.v_list
->lv_len
!= 2)
13953 n1
= list_find_nr(arg
->vval
.v_list
, 0L, &error
);
13954 n2
= list_find_nr(arg
->vval
.v_list
, 1L, &error
);
13962 return error
? FAIL
: OK
;
13964 #endif /* FEAT_RELTIME */
13967 * "reltime()" function
13970 f_reltime(argvars
, rettv
)
13974 #ifdef FEAT_RELTIME
13978 if (argvars
[0].v_type
== VAR_UNKNOWN
)
13980 /* No arguments: get current time. */
13981 profile_start(&res
);
13983 else if (argvars
[1].v_type
== VAR_UNKNOWN
)
13985 if (list2proftime(&argvars
[0], &res
) == FAIL
)
13991 /* Two arguments: compute the difference. */
13992 if (list2proftime(&argvars
[0], &start
) == FAIL
13993 || list2proftime(&argvars
[1], &res
) == FAIL
)
13995 profile_sub(&res
, &start
);
13998 if (rettv_list_alloc(rettv
) == OK
)
14009 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n1
);
14010 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n2
);
14016 * "reltimestr()" function
14019 f_reltimestr(argvars
, rettv
)
14023 #ifdef FEAT_RELTIME
14027 rettv
->v_type
= VAR_STRING
;
14028 rettv
->vval
.v_string
= NULL
;
14029 #ifdef FEAT_RELTIME
14030 if (list2proftime(&argvars
[0], &tm
) == OK
)
14031 rettv
->vval
.v_string
= vim_strsave((char_u
*)profile_msg(&tm
));
14035 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
14036 static void make_connection
__ARGS((void));
14037 static int check_connection
__ARGS((void));
14042 if (X_DISPLAY
== NULL
14048 x_force_connect
= TRUE
;
14050 x_force_connect
= FALSE
;
14058 if (X_DISPLAY
== NULL
)
14060 EMSG(_("E240: No connection to Vim server"));
14067 #ifdef FEAT_CLIENTSERVER
14068 static void remote_common
__ARGS((typval_T
*argvars
, typval_T
*rettv
, int expr
));
14071 remote_common(argvars
, rettv
, expr
)
14076 char_u
*server_name
;
14079 char_u buf
[NUMBUFLEN
];
14086 if (check_restricted() || check_secure())
14090 if (check_connection() == FAIL
)
14094 server_name
= get_tv_string_chk(&argvars
[0]);
14095 if (server_name
== NULL
)
14096 return; /* type error; errmsg already given */
14097 keys
= get_tv_string_buf(&argvars
[1], buf
);
14099 if (serverSendToVim(server_name
, keys
, &r
, &w
, expr
, TRUE
) < 0)
14101 if (serverSendToVim(X_DISPLAY
, server_name
, keys
, &r
, &w
, expr
, 0, TRUE
)
14106 EMSG(r
); /* sending worked but evaluation failed */
14108 EMSG2(_("E241: Unable to send to %s"), server_name
);
14112 rettv
->vval
.v_string
= r
;
14114 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
14120 sprintf((char *)str
, PRINTF_HEX_LONG_U
, (long_u
)w
);
14121 v
.di_tv
.v_type
= VAR_STRING
;
14122 v
.di_tv
.vval
.v_string
= vim_strsave(str
);
14123 idvar
= get_tv_string_chk(&argvars
[2]);
14125 set_var(idvar
, &v
.di_tv
, FALSE
);
14126 vim_free(v
.di_tv
.vval
.v_string
);
14132 * "remote_expr()" function
14136 f_remote_expr(argvars
, rettv
)
14140 rettv
->v_type
= VAR_STRING
;
14141 rettv
->vval
.v_string
= NULL
;
14142 #ifdef FEAT_CLIENTSERVER
14143 remote_common(argvars
, rettv
, TRUE
);
14148 * "remote_foreground()" function
14152 f_remote_foreground(argvars
, rettv
)
14156 #ifdef FEAT_CLIENTSERVER
14158 /* On Win32 it's done in this application. */
14160 char_u
*server_name
= get_tv_string_chk(&argvars
[0]);
14162 if (server_name
!= NULL
)
14163 serverForeground(server_name
);
14166 /* Send a foreground() expression to the server. */
14167 argvars
[1].v_type
= VAR_STRING
;
14168 argvars
[1].vval
.v_string
= vim_strsave((char_u
*)"foreground()");
14169 argvars
[2].v_type
= VAR_UNKNOWN
;
14170 remote_common(argvars
, rettv
, TRUE
);
14171 vim_free(argvars
[1].vval
.v_string
);
14178 f_remote_peek(argvars
, rettv
)
14182 #ifdef FEAT_CLIENTSERVER
14190 if (check_restricted() || check_secure())
14192 rettv
->vval
.v_number
= -1;
14195 serverid
= get_tv_string_chk(&argvars
[0]);
14196 if (serverid
== NULL
)
14198 rettv
->vval
.v_number
= -1;
14199 return; /* type error; errmsg already given */
14202 sscanf(serverid
, SCANF_HEX_LONG_U
, &n
);
14204 rettv
->vval
.v_number
= -1;
14207 s
= serverGetReply((HWND
)n
, FALSE
, FALSE
, FALSE
);
14208 rettv
->vval
.v_number
= (s
!= NULL
);
14211 if (check_connection() == FAIL
)
14214 rettv
->vval
.v_number
= serverPeekReply(X_DISPLAY
,
14215 serverStrToWin(serverid
), &s
);
14218 if (argvars
[1].v_type
!= VAR_UNKNOWN
&& rettv
->vval
.v_number
> 0)
14222 v
.di_tv
.v_type
= VAR_STRING
;
14223 v
.di_tv
.vval
.v_string
= vim_strsave(s
);
14224 retvar
= get_tv_string_chk(&argvars
[1]);
14225 if (retvar
!= NULL
)
14226 set_var(retvar
, &v
.di_tv
, FALSE
);
14227 vim_free(v
.di_tv
.vval
.v_string
);
14230 rettv
->vval
.v_number
= -1;
14236 f_remote_read(argvars
, rettv
)
14242 #ifdef FEAT_CLIENTSERVER
14243 char_u
*serverid
= get_tv_string_chk(&argvars
[0]);
14245 if (serverid
!= NULL
&& !check_restricted() && !check_secure())
14248 /* The server's HWND is encoded in the 'id' parameter */
14251 sscanf(serverid
, SCANF_HEX_LONG_U
, &n
);
14253 r
= serverGetReply((HWND
)n
, FALSE
, TRUE
, TRUE
);
14256 if (check_connection() == FAIL
|| serverReadReply(X_DISPLAY
,
14257 serverStrToWin(serverid
), &r
, FALSE
) < 0)
14259 EMSG(_("E277: Unable to read a server reply"));
14262 rettv
->v_type
= VAR_STRING
;
14263 rettv
->vval
.v_string
= r
;
14267 * "remote_send()" function
14271 f_remote_send(argvars
, rettv
)
14275 rettv
->v_type
= VAR_STRING
;
14276 rettv
->vval
.v_string
= NULL
;
14277 #ifdef FEAT_CLIENTSERVER
14278 remote_common(argvars
, rettv
, FALSE
);
14283 * "remove()" function
14286 f_remove(argvars
, rettv
)
14291 listitem_T
*item
, *item2
;
14299 if (argvars
[0].v_type
== VAR_DICT
)
14301 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
14302 EMSG2(_(e_toomanyarg
), "remove()");
14303 else if ((d
= argvars
[0].vval
.v_dict
) != NULL
14304 && !tv_check_lock(d
->dv_lock
, (char_u
*)"remove() argument"))
14306 key
= get_tv_string_chk(&argvars
[1]);
14309 di
= dict_find(d
, key
, -1);
14311 EMSG2(_(e_dictkey
), key
);
14314 *rettv
= di
->di_tv
;
14315 init_tv(&di
->di_tv
);
14316 dictitem_remove(d
, di
);
14321 else if (argvars
[0].v_type
!= VAR_LIST
)
14322 EMSG2(_(e_listdictarg
), "remove()");
14323 else if ((l
= argvars
[0].vval
.v_list
) != NULL
14324 && !tv_check_lock(l
->lv_lock
, (char_u
*)"remove() argument"))
14328 idx
= get_tv_number_chk(&argvars
[1], &error
);
14330 ; /* type error: do nothing, errmsg already given */
14331 else if ((item
= list_find(l
, idx
)) == NULL
)
14332 EMSGN(_(e_listidx
), idx
);
14335 if (argvars
[2].v_type
== VAR_UNKNOWN
)
14337 /* Remove one item, return its value. */
14338 list_remove(l
, item
, item
);
14339 *rettv
= item
->li_tv
;
14344 /* Remove range of items, return list with values. */
14345 end
= get_tv_number_chk(&argvars
[2], &error
);
14347 ; /* type error: do nothing */
14348 else if ((item2
= list_find(l
, end
)) == NULL
)
14349 EMSGN(_(e_listidx
), end
);
14354 for (li
= item
; li
!= NULL
; li
= li
->li_next
)
14360 if (li
== NULL
) /* didn't find "item2" after "item" */
14361 EMSG(_(e_invrange
));
14364 list_remove(l
, item
, item2
);
14365 if (rettv_list_alloc(rettv
) == OK
)
14367 l
= rettv
->vval
.v_list
;
14368 l
->lv_first
= item
;
14369 l
->lv_last
= item2
;
14370 item
->li_prev
= NULL
;
14371 item2
->li_next
= NULL
;
14382 * "rename({from}, {to})" function
14385 f_rename(argvars
, rettv
)
14389 char_u buf
[NUMBUFLEN
];
14391 if (check_restricted() || check_secure())
14392 rettv
->vval
.v_number
= -1;
14394 rettv
->vval
.v_number
= vim_rename(get_tv_string(&argvars
[0]),
14395 get_tv_string_buf(&argvars
[1], buf
));
14399 * "repeat()" function
14403 f_repeat(argvars
, rettv
)
14414 n
= get_tv_number(&argvars
[1]);
14415 if (argvars
[0].v_type
== VAR_LIST
)
14417 if (rettv_list_alloc(rettv
) == OK
&& argvars
[0].vval
.v_list
!= NULL
)
14419 if (list_extend(rettv
->vval
.v_list
,
14420 argvars
[0].vval
.v_list
, NULL
) == FAIL
)
14425 p
= get_tv_string(&argvars
[0]);
14426 rettv
->v_type
= VAR_STRING
;
14427 rettv
->vval
.v_string
= NULL
;
14429 slen
= (int)STRLEN(p
);
14434 r
= alloc(len
+ 1);
14437 for (i
= 0; i
< n
; i
++)
14438 mch_memmove(r
+ i
* slen
, p
, (size_t)slen
);
14442 rettv
->vval
.v_string
= r
;
14447 * "resolve()" function
14450 f_resolve(argvars
, rettv
)
14456 p
= get_tv_string(&argvars
[0]);
14457 #ifdef FEAT_SHORTCUT
14461 v
= mch_resolve_shortcut(p
);
14463 rettv
->vval
.v_string
= v
;
14465 rettv
->vval
.v_string
= vim_strsave(p
);
14468 # ifdef HAVE_READLINK
14470 char_u buf
[MAXPATHL
+ 1];
14473 char_u
*remain
= NULL
;
14475 int is_relative_to_current
= FALSE
;
14476 int has_trailing_pathsep
= FALSE
;
14479 p
= vim_strsave(p
);
14481 if (p
[0] == '.' && (vim_ispathsep(p
[1])
14482 || (p
[1] == '.' && (vim_ispathsep(p
[2])))))
14483 is_relative_to_current
= TRUE
;
14486 if (len
> 0 && after_pathsep(p
, p
+ len
))
14487 has_trailing_pathsep
= TRUE
;
14489 q
= getnextcomp(p
);
14492 /* Separate the first path component in "p", and keep the
14493 * remainder (beginning with the path separator). */
14494 remain
= vim_strsave(q
- 1);
14502 len
= readlink((char *)p
, (char *)buf
, MAXPATHL
);
14511 EMSG(_("E655: Too many symbolic links (cycle?)"));
14512 rettv
->vval
.v_string
= NULL
;
14516 /* Ensure that the result will have a trailing path separator
14517 * if the argument has one. */
14518 if (remain
== NULL
&& has_trailing_pathsep
)
14521 /* Separate the first path component in the link value and
14522 * concatenate the remainders. */
14523 q
= getnextcomp(vim_ispathsep(*buf
) ? buf
+ 1 : buf
);
14526 if (remain
== NULL
)
14527 remain
= vim_strsave(q
- 1);
14530 cpy
= concat_str(q
- 1, remain
);
14541 if (q
> p
&& *q
== NUL
)
14543 /* Ignore trailing path separator. */
14547 if (q
> p
&& !mch_isFullName(buf
))
14549 /* symlink is relative to directory of argument */
14550 cpy
= alloc((unsigned)(STRLEN(p
) + STRLEN(buf
) + 1));
14554 STRCPY(gettail(cpy
), buf
);
14562 p
= vim_strsave(buf
);
14566 if (remain
== NULL
)
14569 /* Append the first path component of "remain" to "p". */
14570 q
= getnextcomp(remain
+ 1);
14571 len
= q
- remain
- (*q
!= NUL
);
14572 cpy
= vim_strnsave(p
, STRLEN(p
) + len
);
14575 STRNCAT(cpy
, remain
, len
);
14579 /* Shorten "remain". */
14581 STRMOVE(remain
, q
- 1);
14589 /* If the result is a relative path name, make it explicitly relative to
14590 * the current directory if and only if the argument had this form. */
14591 if (!vim_ispathsep(*p
))
14593 if (is_relative_to_current
14597 || vim_ispathsep(p
[1])
14600 || vim_ispathsep(p
[2]))))))
14602 /* Prepend "./". */
14603 cpy
= concat_str((char_u
*)"./", p
);
14610 else if (!is_relative_to_current
)
14612 /* Strip leading "./". */
14614 while (q
[0] == '.' && vim_ispathsep(q
[1]))
14621 /* Ensure that the result will have no trailing path separator
14622 * if the argument had none. But keep "/" or "//". */
14623 if (!has_trailing_pathsep
)
14626 if (after_pathsep(p
, q
))
14627 *gettail_sep(p
) = NUL
;
14630 rettv
->vval
.v_string
= p
;
14633 rettv
->vval
.v_string
= vim_strsave(p
);
14637 simplify_filename(rettv
->vval
.v_string
);
14639 #ifdef HAVE_READLINK
14642 rettv
->v_type
= VAR_STRING
;
14646 * "reverse({list})" function
14649 f_reverse(argvars
, rettv
)
14654 listitem_T
*li
, *ni
;
14656 if (argvars
[0].v_type
!= VAR_LIST
)
14657 EMSG2(_(e_listarg
), "reverse()");
14658 else if ((l
= argvars
[0].vval
.v_list
) != NULL
14659 && !tv_check_lock(l
->lv_lock
, (char_u
*)"reverse()"))
14662 l
->lv_first
= l
->lv_last
= NULL
;
14667 list_append(l
, li
);
14670 rettv
->vval
.v_list
= l
;
14671 rettv
->v_type
= VAR_LIST
;
14673 l
->lv_idx
= l
->lv_len
- l
->lv_idx
- 1;
14677 #define SP_NOMOVE 0x01 /* don't move cursor */
14678 #define SP_REPEAT 0x02 /* repeat to find outer pair */
14679 #define SP_RETCOUNT 0x04 /* return matchcount */
14680 #define SP_SETPCMARK 0x08 /* set previous context mark */
14681 #define SP_START 0x10 /* accept match at start position */
14682 #define SP_SUBPAT 0x20 /* return nr of matching sub-pattern */
14683 #define SP_END 0x40 /* leave cursor at end of match */
14685 static int get_search_arg
__ARGS((typval_T
*varp
, int *flagsp
));
14688 * Get flags for a search function.
14689 * Possibly sets "p_ws".
14690 * Returns BACKWARD, FORWARD or zero (for an error).
14693 get_search_arg(varp
, flagsp
)
14699 char_u nbuf
[NUMBUFLEN
];
14702 if (varp
->v_type
!= VAR_UNKNOWN
)
14704 flags
= get_tv_string_buf_chk(varp
, nbuf
);
14706 return 0; /* type error; errmsg already given */
14707 while (*flags
!= NUL
)
14711 case 'b': dir
= BACKWARD
; break;
14712 case 'w': p_ws
= TRUE
; break;
14713 case 'W': p_ws
= FALSE
; break;
14715 if (flagsp
!= NULL
)
14718 case 'c': mask
= SP_START
; break;
14719 case 'e': mask
= SP_END
; break;
14720 case 'm': mask
= SP_RETCOUNT
; break;
14721 case 'n': mask
= SP_NOMOVE
; break;
14722 case 'p': mask
= SP_SUBPAT
; break;
14723 case 'r': mask
= SP_REPEAT
; break;
14724 case 's': mask
= SP_SETPCMARK
; break;
14728 EMSG2(_(e_invarg2
), flags
);
14743 * Shared by search() and searchpos() functions
14746 search_cmn(argvars
, match_pos
, flagsp
)
14755 int save_p_ws
= p_ws
;
14757 int retval
= 0; /* default: FAIL */
14758 long lnum_stop
= 0;
14760 #ifdef FEAT_RELTIME
14761 long time_limit
= 0;
14763 int options
= SEARCH_KEEP
;
14766 pat
= get_tv_string(&argvars
[0]);
14767 dir
= get_search_arg(&argvars
[1], flagsp
); /* may set p_ws */
14771 if (flags
& SP_START
)
14772 options
|= SEARCH_START
;
14773 if (flags
& SP_END
)
14774 options
|= SEARCH_END
;
14776 /* Optional arguments: line number to stop searching and timeout. */
14777 if (argvars
[1].v_type
!= VAR_UNKNOWN
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
14779 lnum_stop
= get_tv_number_chk(&argvars
[2], NULL
);
14782 #ifdef FEAT_RELTIME
14783 if (argvars
[3].v_type
!= VAR_UNKNOWN
)
14785 time_limit
= get_tv_number_chk(&argvars
[3], NULL
);
14786 if (time_limit
< 0)
14792 #ifdef FEAT_RELTIME
14793 /* Set the time limit, if there is one. */
14794 profile_setlimit(time_limit
, &tm
);
14798 * This function does not accept SP_REPEAT and SP_RETCOUNT flags.
14799 * Check to make sure only those flags are set.
14800 * Also, Only the SP_NOMOVE or the SP_SETPCMARK flag can be set. Both
14801 * flags cannot be set. Check for that condition also.
14803 if (((flags
& (SP_REPEAT
| SP_RETCOUNT
)) != 0)
14804 || ((flags
& SP_NOMOVE
) && (flags
& SP_SETPCMARK
)))
14806 EMSG2(_(e_invarg2
), get_tv_string(&argvars
[1]));
14810 pos
= save_cursor
= curwin
->w_cursor
;
14811 subpatnum
= searchit(curwin
, curbuf
, &pos
, dir
, pat
, 1L,
14812 options
, RE_SEARCH
, (linenr_T
)lnum_stop
, &tm
);
14813 if (subpatnum
!= FAIL
)
14815 if (flags
& SP_SUBPAT
)
14816 retval
= subpatnum
;
14819 if (flags
& SP_SETPCMARK
)
14821 curwin
->w_cursor
= pos
;
14822 if (match_pos
!= NULL
)
14824 /* Store the match cursor position */
14825 match_pos
->lnum
= pos
.lnum
;
14826 match_pos
->col
= pos
.col
+ 1;
14828 /* "/$" will put the cursor after the end of the line, may need to
14829 * correct that here */
14833 /* If 'n' flag is used: restore cursor position. */
14834 if (flags
& SP_NOMOVE
)
14835 curwin
->w_cursor
= save_cursor
;
14837 curwin
->w_set_curswant
= TRUE
;
14846 * "round({float})" function
14849 f_round(argvars
, rettv
)
14855 rettv
->v_type
= VAR_FLOAT
;
14856 if (get_float_arg(argvars
, &f
) == OK
)
14857 /* round() is not in C90, use ceil() or floor() instead. */
14858 rettv
->vval
.v_float
= f
> 0 ? floor(f
+ 0.5) : ceil(f
- 0.5);
14860 rettv
->vval
.v_float
= 0.0;
14865 * "search()" function
14868 f_search(argvars
, rettv
)
14874 rettv
->vval
.v_number
= search_cmn(argvars
, NULL
, &flags
);
14878 * "searchdecl()" function
14881 f_searchdecl(argvars
, rettv
)
14890 rettv
->vval
.v_number
= 1; /* default: FAIL */
14892 name
= get_tv_string_chk(&argvars
[0]);
14893 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
14895 locally
= get_tv_number_chk(&argvars
[1], &error
) == 0;
14896 if (!error
&& argvars
[2].v_type
!= VAR_UNKNOWN
)
14897 thisblock
= get_tv_number_chk(&argvars
[2], &error
) != 0;
14899 if (!error
&& name
!= NULL
)
14900 rettv
->vval
.v_number
= find_decl(name
, (int)STRLEN(name
),
14901 locally
, thisblock
, SEARCH_KEEP
) == FAIL
;
14905 * Used by searchpair() and searchpairpos()
14908 searchpair_cmn(argvars
, match_pos
)
14912 char_u
*spat
, *mpat
, *epat
;
14914 int save_p_ws
= p_ws
;
14917 char_u nbuf1
[NUMBUFLEN
];
14918 char_u nbuf2
[NUMBUFLEN
];
14919 char_u nbuf3
[NUMBUFLEN
];
14920 int retval
= 0; /* default: FAIL */
14921 long lnum_stop
= 0;
14922 long time_limit
= 0;
14924 /* Get the three pattern arguments: start, middle, end. */
14925 spat
= get_tv_string_chk(&argvars
[0]);
14926 mpat
= get_tv_string_buf_chk(&argvars
[1], nbuf1
);
14927 epat
= get_tv_string_buf_chk(&argvars
[2], nbuf2
);
14928 if (spat
== NULL
|| mpat
== NULL
|| epat
== NULL
)
14929 goto theend
; /* type error */
14931 /* Handle the optional fourth argument: flags */
14932 dir
= get_search_arg(&argvars
[3], &flags
); /* may set p_ws */
14936 /* Don't accept SP_END or SP_SUBPAT.
14937 * Only one of the SP_NOMOVE or SP_SETPCMARK flags can be set.
14939 if ((flags
& (SP_END
| SP_SUBPAT
)) != 0
14940 || ((flags
& SP_NOMOVE
) && (flags
& SP_SETPCMARK
)))
14942 EMSG2(_(e_invarg2
), get_tv_string(&argvars
[3]));
14946 /* Using 'r' implies 'W', otherwise it doesn't work. */
14947 if (flags
& SP_REPEAT
)
14950 /* Optional fifth argument: skip expression */
14951 if (argvars
[3].v_type
== VAR_UNKNOWN
14952 || argvars
[4].v_type
== VAR_UNKNOWN
)
14953 skip
= (char_u
*)"";
14956 skip
= get_tv_string_buf_chk(&argvars
[4], nbuf3
);
14957 if (argvars
[5].v_type
!= VAR_UNKNOWN
)
14959 lnum_stop
= get_tv_number_chk(&argvars
[5], NULL
);
14962 #ifdef FEAT_RELTIME
14963 if (argvars
[6].v_type
!= VAR_UNKNOWN
)
14965 time_limit
= get_tv_number_chk(&argvars
[6], NULL
);
14966 if (time_limit
< 0)
14973 goto theend
; /* type error */
14975 retval
= do_searchpair(spat
, mpat
, epat
, dir
, skip
, flags
,
14976 match_pos
, lnum_stop
, time_limit
);
14985 * "searchpair()" function
14988 f_searchpair(argvars
, rettv
)
14992 rettv
->vval
.v_number
= searchpair_cmn(argvars
, NULL
);
14996 * "searchpairpos()" function
14999 f_searchpairpos(argvars
, rettv
)
15007 if (rettv_list_alloc(rettv
) == FAIL
)
15010 if (searchpair_cmn(argvars
, &match_pos
) > 0)
15012 lnum
= match_pos
.lnum
;
15013 col
= match_pos
.col
;
15016 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)lnum
);
15017 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)col
);
15021 * Search for a start/middle/end thing.
15022 * Used by searchpair(), see its documentation for the details.
15023 * Returns 0 or -1 for no match,
15026 do_searchpair(spat
, mpat
, epat
, dir
, skip
, flags
, match_pos
,
15027 lnum_stop
, time_limit
)
15028 char_u
*spat
; /* start pattern */
15029 char_u
*mpat
; /* middle pattern */
15030 char_u
*epat
; /* end pattern */
15031 int dir
; /* BACKWARD or FORWARD */
15032 char_u
*skip
; /* skip expression */
15033 int flags
; /* SP_SETPCMARK and other SP_ values */
15035 linenr_T lnum_stop
; /* stop at this line if not zero */
15036 long time_limit
; /* stop after this many msec */
15039 char_u
*pat
, *pat2
= NULL
, *pat3
= NULL
;
15050 int options
= SEARCH_KEEP
;
15053 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
15055 p_cpo
= empty_option
;
15057 #ifdef FEAT_RELTIME
15058 /* Set the time limit, if there is one. */
15059 profile_setlimit(time_limit
, &tm
);
15062 /* Make two search patterns: start/end (pat2, for in nested pairs) and
15063 * start/middle/end (pat3, for the top pair). */
15064 pat2
= alloc((unsigned)(STRLEN(spat
) + STRLEN(epat
) + 15));
15065 pat3
= alloc((unsigned)(STRLEN(spat
) + STRLEN(mpat
) + STRLEN(epat
) + 23));
15066 if (pat2
== NULL
|| pat3
== NULL
)
15068 sprintf((char *)pat2
, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat
, epat
);
15070 STRCPY(pat3
, pat2
);
15072 sprintf((char *)pat3
, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
15074 if (flags
& SP_START
)
15075 options
|= SEARCH_START
;
15077 save_cursor
= curwin
->w_cursor
;
15078 pos
= curwin
->w_cursor
;
15079 clearpos(&firstpos
);
15080 clearpos(&foundpos
);
15084 n
= searchit(curwin
, curbuf
, &pos
, dir
, pat
, 1L,
15085 options
, RE_SEARCH
, lnum_stop
, &tm
);
15086 if (n
== FAIL
|| (firstpos
.lnum
!= 0 && equalpos(pos
, firstpos
)))
15087 /* didn't find it or found the first match again: FAIL */
15090 if (firstpos
.lnum
== 0)
15092 if (equalpos(pos
, foundpos
))
15094 /* Found the same position again. Can happen with a pattern that
15095 * has "\zs" at the end and searching backwards. Advance one
15096 * character and try again. */
15097 if (dir
== BACKWARD
)
15104 /* clear the start flag to avoid getting stuck here */
15105 options
&= ~SEARCH_START
;
15107 /* If the skip pattern matches, ignore this match. */
15110 save_pos
= curwin
->w_cursor
;
15111 curwin
->w_cursor
= pos
;
15112 r
= eval_to_bool(skip
, &err
, NULL
, FALSE
);
15113 curwin
->w_cursor
= save_pos
;
15116 /* Evaluating {skip} caused an error, break here. */
15117 curwin
->w_cursor
= save_cursor
;
15125 if ((dir
== BACKWARD
&& n
== 3) || (dir
== FORWARD
&& n
== 2))
15127 /* Found end when searching backwards or start when searching
15128 * forward: nested pair. */
15130 pat
= pat2
; /* nested, don't search for middle */
15134 /* Found end when searching forward or start when searching
15135 * backward: end of (nested) pair; or found middle in outer pair. */
15137 pat
= pat3
; /* outer level, search for middle */
15142 /* Found the match: return matchcount or line number. */
15143 if (flags
& SP_RETCOUNT
)
15147 if (flags
& SP_SETPCMARK
)
15149 curwin
->w_cursor
= pos
;
15150 if (!(flags
& SP_REPEAT
))
15152 nest
= 1; /* search for next unmatched */
15156 if (match_pos
!= NULL
)
15158 /* Store the match cursor position */
15159 match_pos
->lnum
= curwin
->w_cursor
.lnum
;
15160 match_pos
->col
= curwin
->w_cursor
.col
+ 1;
15163 /* If 'n' flag is used or search failed: restore cursor position. */
15164 if ((flags
& SP_NOMOVE
) || retval
== 0)
15165 curwin
->w_cursor
= save_cursor
;
15170 if (p_cpo
== empty_option
)
15173 /* Darn, evaluating the {skip} expression changed the value. */
15174 free_string_option(save_cpo
);
15180 * "searchpos()" function
15183 f_searchpos(argvars
, rettv
)
15193 if (rettv_list_alloc(rettv
) == FAIL
)
15196 n
= search_cmn(argvars
, &match_pos
, &flags
);
15199 lnum
= match_pos
.lnum
;
15200 col
= match_pos
.col
;
15203 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)lnum
);
15204 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)col
);
15205 if (flags
& SP_SUBPAT
)
15206 list_append_number(rettv
->vval
.v_list
, (varnumber_T
)n
);
15212 f_server2client(argvars
, rettv
)
15216 #ifdef FEAT_CLIENTSERVER
15217 char_u buf
[NUMBUFLEN
];
15218 char_u
*server
= get_tv_string_chk(&argvars
[0]);
15219 char_u
*reply
= get_tv_string_buf_chk(&argvars
[1], buf
);
15221 rettv
->vval
.v_number
= -1;
15222 if (server
== NULL
|| reply
== NULL
)
15224 if (check_restricted() || check_secure())
15227 if (check_connection() == FAIL
)
15231 if (serverSendReply(server
, reply
) < 0)
15233 EMSG(_("E258: Unable to send to client"));
15236 rettv
->vval
.v_number
= 0;
15238 rettv
->vval
.v_number
= -1;
15244 f_serverlist(argvars
, rettv
)
15250 #ifdef FEAT_CLIENTSERVER
15252 r
= serverGetVimNames();
15255 if (X_DISPLAY
!= NULL
)
15256 r
= serverGetVimNames(X_DISPLAY
);
15259 rettv
->v_type
= VAR_STRING
;
15260 rettv
->vval
.v_string
= r
;
15264 * "setbufvar()" function
15268 f_setbufvar(argvars
, rettv
)
15274 char_u
*varname
, *bufvarname
;
15276 char_u nbuf
[NUMBUFLEN
];
15278 if (check_restricted() || check_secure())
15280 (void)get_tv_number(&argvars
[0]); /* issue errmsg if type error */
15281 varname
= get_tv_string_chk(&argvars
[1]);
15282 buf
= get_buf_tv(&argvars
[0]);
15283 varp
= &argvars
[2];
15285 if (buf
!= NULL
&& varname
!= NULL
&& varp
!= NULL
)
15287 /* set curbuf to be our buf, temporarily */
15288 aucmd_prepbuf(&aco
, buf
);
15290 if (*varname
== '&')
15297 numval
= get_tv_number_chk(varp
, &error
);
15298 strval
= get_tv_string_buf_chk(varp
, nbuf
);
15299 if (!error
&& strval
!= NULL
)
15300 set_option_value(varname
, numval
, strval
, OPT_LOCAL
);
15304 bufvarname
= alloc((unsigned)STRLEN(varname
) + 3);
15305 if (bufvarname
!= NULL
)
15307 STRCPY(bufvarname
, "b:");
15308 STRCPY(bufvarname
+ 2, varname
);
15309 set_var(bufvarname
, varp
, TRUE
);
15310 vim_free(bufvarname
);
15314 /* reset notion of buffer */
15315 aucmd_restbuf(&aco
);
15320 * "setcmdpos()" function
15323 f_setcmdpos(argvars
, rettv
)
15327 int pos
= (int)get_tv_number(&argvars
[0]) - 1;
15330 rettv
->vval
.v_number
= set_cmdline_pos(pos
);
15334 * "setline()" function
15337 f_setline(argvars
, rettv
)
15342 char_u
*line
= NULL
;
15344 listitem_T
*li
= NULL
;
15346 linenr_T lcount
= curbuf
->b_ml
.ml_line_count
;
15348 lnum
= get_tv_lnum(&argvars
[0]);
15349 if (argvars
[1].v_type
== VAR_LIST
)
15351 l
= argvars
[1].vval
.v_list
;
15355 line
= get_tv_string_chk(&argvars
[1]);
15357 /* default result is zero == OK */
15362 /* list argument, get next string */
15365 line
= get_tv_string_chk(&li
->li_tv
);
15369 rettv
->vval
.v_number
= 1; /* FAIL */
15370 if (line
== NULL
|| lnum
< 1 || lnum
> curbuf
->b_ml
.ml_line_count
+ 1)
15372 if (lnum
<= curbuf
->b_ml
.ml_line_count
)
15374 /* existing line, replace it */
15375 if (u_savesub(lnum
) == OK
&& ml_replace(lnum
, line
, TRUE
) == OK
)
15377 changed_bytes(lnum
, 0);
15378 if (lnum
== curwin
->w_cursor
.lnum
)
15379 check_cursor_col();
15380 rettv
->vval
.v_number
= 0; /* OK */
15383 else if (added
> 0 || u_save(lnum
- 1, lnum
) == OK
)
15385 /* lnum is one past the last line, append the line */
15387 if (ml_append(lnum
- 1, line
, (colnr_T
)0, FALSE
) == OK
)
15388 rettv
->vval
.v_number
= 0; /* OK */
15391 if (l
== NULL
) /* only one string argument */
15397 appended_lines_mark(lcount
, added
);
15400 static void set_qf_ll_list
__ARGS((win_T
*wp
, typval_T
*list_arg
, typval_T
*action_arg
, typval_T
*rettv
));
15403 * Used by "setqflist()" and "setloclist()" functions
15407 set_qf_ll_list(wp
, list_arg
, action_arg
, rettv
)
15409 typval_T
*list_arg
;
15410 typval_T
*action_arg
;
15413 #ifdef FEAT_QUICKFIX
15418 rettv
->vval
.v_number
= -1;
15420 #ifdef FEAT_QUICKFIX
15421 if (list_arg
->v_type
!= VAR_LIST
)
15422 EMSG(_(e_listreq
));
15425 list_T
*l
= list_arg
->vval
.v_list
;
15427 if (action_arg
->v_type
== VAR_STRING
)
15429 act
= get_tv_string_chk(action_arg
);
15431 return; /* type error; errmsg already given */
15432 if (*act
== 'a' || *act
== 'r')
15436 if (l
!= NULL
&& set_errorlist(wp
, l
, action
) == OK
)
15437 rettv
->vval
.v_number
= 0;
15443 * "setloclist()" function
15447 f_setloclist(argvars
, rettv
)
15453 rettv
->vval
.v_number
= -1;
15455 win
= find_win_by_nr(&argvars
[0], NULL
);
15457 set_qf_ll_list(win
, &argvars
[1], &argvars
[2], rettv
);
15461 * "setmatches()" function
15464 f_setmatches(argvars
, rettv
)
15468 #ifdef FEAT_SEARCH_EXTRA
15473 rettv
->vval
.v_number
= -1;
15474 if (argvars
[0].v_type
!= VAR_LIST
)
15476 EMSG(_(e_listreq
));
15479 if ((l
= argvars
[0].vval
.v_list
) != NULL
)
15482 /* To some extent make sure that we are dealing with a list from
15483 * "getmatches()". */
15487 if (li
->li_tv
.v_type
!= VAR_DICT
15488 || (d
= li
->li_tv
.vval
.v_dict
) == NULL
)
15493 if (!(dict_find(d
, (char_u
*)"group", -1) != NULL
15494 && dict_find(d
, (char_u
*)"pattern", -1) != NULL
15495 && dict_find(d
, (char_u
*)"priority", -1) != NULL
15496 && dict_find(d
, (char_u
*)"id", -1) != NULL
))
15504 clear_matches(curwin
);
15508 d
= li
->li_tv
.vval
.v_dict
;
15509 match_add(curwin
, get_dict_string(d
, (char_u
*)"group", FALSE
),
15510 get_dict_string(d
, (char_u
*)"pattern", FALSE
),
15511 (int)get_dict_number(d
, (char_u
*)"priority"),
15512 (int)get_dict_number(d
, (char_u
*)"id"));
15515 rettv
->vval
.v_number
= 0;
15521 * "setpos()" function
15525 f_setpos(argvars
, rettv
)
15533 rettv
->vval
.v_number
= -1;
15534 name
= get_tv_string_chk(argvars
);
15537 if (list2fpos(&argvars
[1], &pos
, &fnum
) == OK
)
15540 if (name
[0] == '.' && name
[1] == NUL
)
15543 if (fnum
== curbuf
->b_fnum
)
15545 curwin
->w_cursor
= pos
;
15547 rettv
->vval
.v_number
= 0;
15552 else if (name
[0] == '\'' && name
[1] != NUL
&& name
[2] == NUL
)
15555 if (setmark_pos(name
[1], &pos
, fnum
) == OK
)
15556 rettv
->vval
.v_number
= 0;
15565 * "setqflist()" function
15569 f_setqflist(argvars
, rettv
)
15573 set_qf_ll_list(NULL
, &argvars
[0], &argvars
[1], rettv
);
15577 * "setreg()" function
15580 f_setreg(argvars
, rettv
)
15585 char_u
*strregname
;
15596 strregname
= get_tv_string_chk(argvars
);
15597 rettv
->vval
.v_number
= 1; /* FAIL is default */
15599 if (strregname
== NULL
)
15600 return; /* type error; errmsg already given */
15601 regname
= *strregname
;
15602 if (regname
== 0 || regname
== '@')
15604 else if (regname
== '=')
15607 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
15609 stropt
= get_tv_string_chk(&argvars
[2]);
15610 if (stropt
== NULL
)
15611 return; /* type error */
15612 for (; *stropt
!= NUL
; ++stropt
)
15615 case 'a': case 'A': /* append */
15618 case 'v': case 'c': /* character-wise selection */
15621 case 'V': case 'l': /* line-wise selection */
15625 case 'b': case Ctrl_V
: /* block-wise selection */
15626 yank_type
= MBLOCK
;
15627 if (VIM_ISDIGIT(stropt
[1]))
15630 block_len
= getdigits(&stropt
) - 1;
15638 strval
= get_tv_string_chk(&argvars
[1]);
15639 if (strval
!= NULL
)
15640 write_reg_contents_ex(regname
, strval
, -1,
15641 append
, yank_type
, block_len
);
15642 rettv
->vval
.v_number
= 0;
15646 * "settabwinvar()" function
15649 f_settabwinvar(argvars
, rettv
)
15653 setwinvar(argvars
, rettv
, 1);
15657 * "setwinvar()" function
15660 f_setwinvar(argvars
, rettv
)
15664 setwinvar(argvars
, rettv
, 0);
15668 * "setwinvar()" and "settabwinvar()" functions
15672 setwinvar(argvars
, rettv
, off
)
15678 #ifdef FEAT_WINDOWS
15679 win_T
*save_curwin
;
15680 tabpage_T
*save_curtab
;
15682 char_u
*varname
, *winvarname
;
15684 char_u nbuf
[NUMBUFLEN
];
15687 if (check_restricted() || check_secure())
15690 #ifdef FEAT_WINDOWS
15692 tp
= find_tabpage((int)get_tv_number_chk(&argvars
[0], NULL
));
15696 win
= find_win_by_nr(&argvars
[off
], tp
);
15697 varname
= get_tv_string_chk(&argvars
[off
+ 1]);
15698 varp
= &argvars
[off
+ 2];
15700 if (win
!= NULL
&& varname
!= NULL
&& varp
!= NULL
)
15702 #ifdef FEAT_WINDOWS
15703 /* set curwin to be our win, temporarily */
15704 save_curwin
= curwin
;
15705 save_curtab
= curtab
;
15706 goto_tabpage_tp(tp
);
15707 if (!win_valid(win
))
15710 curbuf
= curwin
->w_buffer
;
15713 if (*varname
== '&')
15720 numval
= get_tv_number_chk(varp
, &error
);
15721 strval
= get_tv_string_buf_chk(varp
, nbuf
);
15722 if (!error
&& strval
!= NULL
)
15723 set_option_value(varname
, numval
, strval
, OPT_LOCAL
);
15727 winvarname
= alloc((unsigned)STRLEN(varname
) + 3);
15728 if (winvarname
!= NULL
)
15730 STRCPY(winvarname
, "w:");
15731 STRCPY(winvarname
+ 2, varname
);
15732 set_var(winvarname
, varp
, TRUE
);
15733 vim_free(winvarname
);
15737 #ifdef FEAT_WINDOWS
15738 /* Restore current tabpage and window, if still valid (autocomands can
15739 * make them invalid). */
15740 if (valid_tabpage(save_curtab
))
15741 goto_tabpage_tp(save_curtab
);
15742 if (win_valid(save_curwin
))
15744 curwin
= save_curwin
;
15745 curbuf
= curwin
->w_buffer
;
15752 * "shellescape({string})" function
15755 f_shellescape(argvars
, rettv
)
15759 rettv
->vval
.v_string
= vim_strsave_shellescape(
15760 get_tv_string(&argvars
[0]), non_zero_arg(&argvars
[1]));
15761 rettv
->v_type
= VAR_STRING
;
15765 * "simplify()" function
15768 f_simplify(argvars
, rettv
)
15774 p
= get_tv_string(&argvars
[0]);
15775 rettv
->vval
.v_string
= vim_strsave(p
);
15776 simplify_filename(rettv
->vval
.v_string
); /* simplify in place */
15777 rettv
->v_type
= VAR_STRING
;
15785 f_sin(argvars
, rettv
)
15791 rettv
->v_type
= VAR_FLOAT
;
15792 if (get_float_arg(argvars
, &f
) == OK
)
15793 rettv
->vval
.v_float
= sin(f
);
15795 rettv
->vval
.v_float
= 0.0;
15800 #ifdef __BORLANDC__
15803 item_compare
__ARGS((const void *s1
, const void *s2
));
15805 #ifdef __BORLANDC__
15808 item_compare2
__ARGS((const void *s1
, const void *s2
));
15810 static int item_compare_ic
;
15811 static char_u
*item_compare_func
;
15812 static int item_compare_func_err
;
15813 #define ITEM_COMPARE_FAIL 999
15816 * Compare functions for f_sort() below.
15819 #ifdef __BORLANDC__
15822 item_compare(s1
, s2
)
15827 char_u
*tofree1
, *tofree2
;
15829 char_u numbuf1
[NUMBUFLEN
];
15830 char_u numbuf2
[NUMBUFLEN
];
15832 p1
= tv2string(&(*(listitem_T
**)s1
)->li_tv
, &tofree1
, numbuf1
, 0);
15833 p2
= tv2string(&(*(listitem_T
**)s2
)->li_tv
, &tofree2
, numbuf2
, 0);
15838 if (item_compare_ic
)
15839 res
= STRICMP(p1
, p2
);
15841 res
= STRCMP(p1
, p2
);
15848 #ifdef __BORLANDC__
15851 item_compare2(s1
, s2
)
15860 /* shortcut after failure in previous call; compare all items equal */
15861 if (item_compare_func_err
)
15864 /* copy the values. This is needed to be able to set v_lock to VAR_FIXED
15865 * in the copy without changing the original list items. */
15866 copy_tv(&(*(listitem_T
**)s1
)->li_tv
, &argv
[0]);
15867 copy_tv(&(*(listitem_T
**)s2
)->li_tv
, &argv
[1]);
15869 rettv
.v_type
= VAR_UNKNOWN
; /* clear_tv() uses this */
15870 res
= call_func(item_compare_func
, (int)STRLEN(item_compare_func
),
15871 &rettv
, 2, argv
, 0L, 0L, &dummy
, TRUE
, NULL
);
15872 clear_tv(&argv
[0]);
15873 clear_tv(&argv
[1]);
15876 res
= ITEM_COMPARE_FAIL
;
15878 res
= get_tv_number_chk(&rettv
, &item_compare_func_err
);
15879 if (item_compare_func_err
)
15880 res
= ITEM_COMPARE_FAIL
; /* return value has wrong type */
15886 * "sort({list})" function
15889 f_sort(argvars
, rettv
)
15899 if (argvars
[0].v_type
!= VAR_LIST
)
15900 EMSG2(_(e_listarg
), "sort()");
15903 l
= argvars
[0].vval
.v_list
;
15904 if (l
== NULL
|| tv_check_lock(l
->lv_lock
, (char_u
*)"sort()"))
15906 rettv
->vval
.v_list
= l
;
15907 rettv
->v_type
= VAR_LIST
;
15912 return; /* short list sorts pretty quickly */
15914 item_compare_ic
= FALSE
;
15915 item_compare_func
= NULL
;
15916 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
15918 if (argvars
[1].v_type
== VAR_FUNC
)
15919 item_compare_func
= argvars
[1].vval
.v_string
;
15924 i
= get_tv_number_chk(&argvars
[1], &error
);
15926 return; /* type error; errmsg already given */
15928 item_compare_ic
= TRUE
;
15930 item_compare_func
= get_tv_string(&argvars
[1]);
15934 /* Make an array with each entry pointing to an item in the List. */
15935 ptrs
= (listitem_T
**)alloc((int)(len
* sizeof(listitem_T
*)));
15939 for (li
= l
->lv_first
; li
!= NULL
; li
= li
->li_next
)
15942 item_compare_func_err
= FALSE
;
15943 /* test the compare function */
15944 if (item_compare_func
!= NULL
15945 && item_compare2((void *)&ptrs
[0], (void *)&ptrs
[1])
15946 == ITEM_COMPARE_FAIL
)
15947 EMSG(_("E702: Sort compare function failed"));
15950 /* Sort the array with item pointers. */
15951 qsort((void *)ptrs
, (size_t)len
, sizeof(listitem_T
*),
15952 item_compare_func
== NULL
? item_compare
: item_compare2
);
15954 if (!item_compare_func_err
)
15956 /* Clear the List and append the items in the sorted order. */
15957 l
->lv_first
= l
->lv_last
= l
->lv_idx_item
= NULL
;
15959 for (i
= 0; i
< len
; ++i
)
15960 list_append(l
, ptrs
[i
]);
15969 * "soundfold({word})" function
15972 f_soundfold(argvars
, rettv
)
15978 rettv
->v_type
= VAR_STRING
;
15979 s
= get_tv_string(&argvars
[0]);
15981 rettv
->vval
.v_string
= eval_soundfold(s
);
15983 rettv
->vval
.v_string
= vim_strsave(s
);
15988 * "spellbadword()" function
15992 f_spellbadword(argvars
, rettv
)
15996 char_u
*word
= (char_u
*)"";
15997 hlf_T attr
= HLF_COUNT
;
16000 if (rettv_list_alloc(rettv
) == FAIL
)
16004 if (argvars
[0].v_type
== VAR_UNKNOWN
)
16006 /* Find the start and length of the badly spelled word. */
16007 len
= spell_move_to(curwin
, FORWARD
, TRUE
, TRUE
, &attr
);
16009 word
= ml_get_cursor();
16011 else if (curwin
->w_p_spell
&& *curbuf
->b_p_spl
!= NUL
)
16013 char_u
*str
= get_tv_string_chk(&argvars
[0]);
16018 /* Check the argument for spelling. */
16019 while (*str
!= NUL
)
16021 len
= spell_check(curwin
, str
, &attr
, &capcol
, FALSE
);
16022 if (attr
!= HLF_COUNT
)
16033 list_append_string(rettv
->vval
.v_list
, word
, len
);
16034 list_append_string(rettv
->vval
.v_list
, (char_u
*)(
16035 attr
== HLF_SPB
? "bad" :
16036 attr
== HLF_SPR
? "rare" :
16037 attr
== HLF_SPL
? "local" :
16038 attr
== HLF_SPC
? "caps" :
16043 * "spellsuggest()" function
16047 f_spellsuggest(argvars
, rettv
)
16053 int typeerr
= FALSE
;
16058 int need_capital
= FALSE
;
16061 if (rettv_list_alloc(rettv
) == FAIL
)
16065 if (curwin
->w_p_spell
&& *curbuf
->b_p_spl
!= NUL
)
16067 str
= get_tv_string(&argvars
[0]);
16068 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16070 maxcount
= get_tv_number_chk(&argvars
[1], &typeerr
);
16073 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16075 need_capital
= get_tv_number_chk(&argvars
[2], &typeerr
);
16083 spell_suggest_list(&ga
, str
, maxcount
, need_capital
, FALSE
);
16085 for (i
= 0; i
< ga
.ga_len
; ++i
)
16087 str
= ((char_u
**)ga
.ga_data
)[i
];
16089 li
= listitem_alloc();
16094 li
->li_tv
.v_type
= VAR_STRING
;
16095 li
->li_tv
.v_lock
= 0;
16096 li
->li_tv
.vval
.v_string
= str
;
16097 list_append(rettv
->vval
.v_list
, li
);
16106 f_split(argvars
, rettv
)
16112 char_u
*pat
= NULL
;
16113 regmatch_T regmatch
;
16114 char_u patbuf
[NUMBUFLEN
];
16118 int keepempty
= FALSE
;
16119 int typeerr
= FALSE
;
16121 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
16123 p_cpo
= (char_u
*)"";
16125 str
= get_tv_string(&argvars
[0]);
16126 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16128 pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
16131 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16132 keepempty
= get_tv_number_chk(&argvars
[2], &typeerr
);
16134 if (pat
== NULL
|| *pat
== NUL
)
16135 pat
= (char_u
*)"[\\x01- ]\\+";
16137 if (rettv_list_alloc(rettv
) == FAIL
)
16142 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
16143 if (regmatch
.regprog
!= NULL
)
16145 regmatch
.rm_ic
= FALSE
;
16146 while (*str
!= NUL
|| keepempty
)
16149 match
= FALSE
; /* empty item at the end */
16151 match
= vim_regexec_nl(®match
, str
, col
);
16153 end
= regmatch
.startp
[0];
16155 end
= str
+ STRLEN(str
);
16156 if (keepempty
|| end
> str
|| (rettv
->vval
.v_list
->lv_len
> 0
16157 && *str
!= NUL
&& match
&& end
< regmatch
.endp
[0]))
16159 if (list_append_string(rettv
->vval
.v_list
, str
,
16160 (int)(end
- str
)) == FAIL
)
16165 /* Advance to just after the match. */
16166 if (regmatch
.endp
[0] > str
)
16170 /* Don't get stuck at the same match. */
16172 col
= (*mb_ptr2len
)(regmatch
.endp
[0]);
16177 str
= regmatch
.endp
[0];
16180 vim_free(regmatch
.regprog
);
16188 * "sqrt()" function
16191 f_sqrt(argvars
, rettv
)
16197 rettv
->v_type
= VAR_FLOAT
;
16198 if (get_float_arg(argvars
, &f
) == OK
)
16199 rettv
->vval
.v_float
= sqrt(f
);
16201 rettv
->vval
.v_float
= 0.0;
16205 * "str2float()" function
16208 f_str2float(argvars
, rettv
)
16212 char_u
*p
= skipwhite(get_tv_string(&argvars
[0]));
16215 p
= skipwhite(p
+ 1);
16216 (void)string2float(p
, &rettv
->vval
.v_float
);
16217 rettv
->v_type
= VAR_FLOAT
;
16222 * "str2nr()" function
16225 f_str2nr(argvars
, rettv
)
16233 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16235 base
= get_tv_number(&argvars
[1]);
16236 if (base
!= 8 && base
!= 10 && base
!= 16)
16243 p
= skipwhite(get_tv_string(&argvars
[0]));
16245 p
= skipwhite(p
+ 1);
16246 vim_str2nr(p
, NULL
, NULL
, base
== 8 ? 2 : 0, base
== 16 ? 2 : 0, &n
, NULL
);
16247 rettv
->vval
.v_number
= n
;
16250 #ifdef HAVE_STRFTIME
16252 * "strftime({format}[, {time}])" function
16255 f_strftime(argvars
, rettv
)
16259 char_u result_buf
[256];
16260 struct tm
*curtime
;
16264 rettv
->v_type
= VAR_STRING
;
16266 p
= get_tv_string(&argvars
[0]);
16267 if (argvars
[1].v_type
== VAR_UNKNOWN
)
16268 seconds
= time(NULL
);
16270 seconds
= (time_t)get_tv_number(&argvars
[1]);
16271 curtime
= localtime(&seconds
);
16272 /* MSVC returns NULL for an invalid value of seconds. */
16273 if (curtime
== NULL
)
16274 rettv
->vval
.v_string
= vim_strsave((char_u
*)_("(Invalid)"));
16281 conv
.vc_type
= CONV_NONE
;
16282 enc
= enc_locale();
16283 convert_setup(&conv
, p_enc
, enc
);
16284 if (conv
.vc_type
!= CONV_NONE
)
16285 p
= string_convert(&conv
, p
, NULL
);
16288 (void)strftime((char *)result_buf
, sizeof(result_buf
),
16289 (char *)p
, curtime
);
16291 result_buf
[0] = NUL
;
16294 if (conv
.vc_type
!= CONV_NONE
)
16296 convert_setup(&conv
, enc
, p_enc
);
16297 if (conv
.vc_type
!= CONV_NONE
)
16298 rettv
->vval
.v_string
= string_convert(&conv
, result_buf
, NULL
);
16301 rettv
->vval
.v_string
= vim_strsave(result_buf
);
16304 /* Release conversion descriptors */
16305 convert_setup(&conv
, NULL
, NULL
);
16313 * "stridx()" function
16316 f_stridx(argvars
, rettv
)
16320 char_u buf
[NUMBUFLEN
];
16323 char_u
*save_haystack
;
16327 needle
= get_tv_string_chk(&argvars
[1]);
16328 save_haystack
= haystack
= get_tv_string_buf_chk(&argvars
[0], buf
);
16329 rettv
->vval
.v_number
= -1;
16330 if (needle
== NULL
|| haystack
== NULL
)
16331 return; /* type error; errmsg already given */
16333 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16337 start_idx
= get_tv_number_chk(&argvars
[2], &error
);
16338 if (error
|| start_idx
>= (int)STRLEN(haystack
))
16340 if (start_idx
>= 0)
16341 haystack
+= start_idx
;
16344 pos
= (char_u
*)strstr((char *)haystack
, (char *)needle
);
16346 rettv
->vval
.v_number
= (varnumber_T
)(pos
- save_haystack
);
16350 * "string()" function
16353 f_string(argvars
, rettv
)
16358 char_u numbuf
[NUMBUFLEN
];
16360 rettv
->v_type
= VAR_STRING
;
16361 rettv
->vval
.v_string
= tv2string(&argvars
[0], &tofree
, numbuf
, 0);
16362 /* Make a copy if we have a value but it's not in allocated memory. */
16363 if (rettv
->vval
.v_string
!= NULL
&& tofree
== NULL
)
16364 rettv
->vval
.v_string
= vim_strsave(rettv
->vval
.v_string
);
16368 * "strlen()" function
16371 f_strlen(argvars
, rettv
)
16375 rettv
->vval
.v_number
= (varnumber_T
)(STRLEN(
16376 get_tv_string(&argvars
[0])));
16380 * "strpart()" function
16383 f_strpart(argvars
, rettv
)
16393 p
= get_tv_string(&argvars
[0]);
16394 slen
= (int)STRLEN(p
);
16396 n
= get_tv_number_chk(&argvars
[1], &error
);
16399 else if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16400 len
= get_tv_number(&argvars
[2]);
16402 len
= slen
- n
; /* default len: all bytes that are available. */
16405 * Only return the overlap between the specified part and the actual
16417 else if (n
+ len
> slen
)
16420 rettv
->v_type
= VAR_STRING
;
16421 rettv
->vval
.v_string
= vim_strnsave(p
+ n
, len
);
16425 * "strridx()" function
16428 f_strridx(argvars
, rettv
)
16432 char_u buf
[NUMBUFLEN
];
16436 char_u
*lastmatch
= NULL
;
16437 int haystack_len
, end_idx
;
16439 needle
= get_tv_string_chk(&argvars
[1]);
16440 haystack
= get_tv_string_buf_chk(&argvars
[0], buf
);
16442 rettv
->vval
.v_number
= -1;
16443 if (needle
== NULL
|| haystack
== NULL
)
16444 return; /* type error; errmsg already given */
16446 haystack_len
= (int)STRLEN(haystack
);
16447 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16449 /* Third argument: upper limit for index */
16450 end_idx
= get_tv_number_chk(&argvars
[2], NULL
);
16452 return; /* can never find a match */
16455 end_idx
= haystack_len
;
16457 if (*needle
== NUL
)
16459 /* Empty string matches past the end. */
16460 lastmatch
= haystack
+ end_idx
;
16464 for (rest
= haystack
; *rest
!= '\0'; ++rest
)
16466 rest
= (char_u
*)strstr((char *)rest
, (char *)needle
);
16467 if (rest
== NULL
|| rest
> haystack
+ end_idx
)
16473 if (lastmatch
== NULL
)
16474 rettv
->vval
.v_number
= -1;
16476 rettv
->vval
.v_number
= (varnumber_T
)(lastmatch
- haystack
);
16480 * "strtrans()" function
16483 f_strtrans(argvars
, rettv
)
16487 rettv
->v_type
= VAR_STRING
;
16488 rettv
->vval
.v_string
= transstr(get_tv_string(&argvars
[0]));
16492 * "submatch()" function
16495 f_submatch(argvars
, rettv
)
16499 rettv
->v_type
= VAR_STRING
;
16500 rettv
->vval
.v_string
=
16501 reg_submatch((int)get_tv_number_chk(&argvars
[0], NULL
));
16505 * "substitute()" function
16508 f_substitute(argvars
, rettv
)
16512 char_u patbuf
[NUMBUFLEN
];
16513 char_u subbuf
[NUMBUFLEN
];
16514 char_u flagsbuf
[NUMBUFLEN
];
16516 char_u
*str
= get_tv_string_chk(&argvars
[0]);
16517 char_u
*pat
= get_tv_string_buf_chk(&argvars
[1], patbuf
);
16518 char_u
*sub
= get_tv_string_buf_chk(&argvars
[2], subbuf
);
16519 char_u
*flg
= get_tv_string_buf_chk(&argvars
[3], flagsbuf
);
16521 rettv
->v_type
= VAR_STRING
;
16522 if (str
== NULL
|| pat
== NULL
|| sub
== NULL
|| flg
== NULL
)
16523 rettv
->vval
.v_string
= NULL
;
16525 rettv
->vval
.v_string
= do_string_sub(str
, pat
, sub
, flg
);
16529 * "synID(lnum, col, trans)" function
16533 f_synID(argvars
, rettv
)
16542 int transerr
= FALSE
;
16544 lnum
= get_tv_lnum(argvars
); /* -1 on type error */
16545 col
= get_tv_number(&argvars
[1]) - 1; /* -1 on type error */
16546 trans
= get_tv_number_chk(&argvars
[2], &transerr
);
16548 if (!transerr
&& lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
16549 && col
>= 0 && col
< (long)STRLEN(ml_get(lnum
)))
16550 id
= syn_get_id(curwin
, lnum
, (colnr_T
)col
, trans
, NULL
, FALSE
);
16553 rettv
->vval
.v_number
= id
;
16557 * "synIDattr(id, what [, mode])" function
16561 f_synIDattr(argvars
, rettv
)
16570 char_u modebuf
[NUMBUFLEN
];
16573 id
= get_tv_number(&argvars
[0]);
16574 what
= get_tv_string(&argvars
[1]);
16575 if (argvars
[2].v_type
!= VAR_UNKNOWN
)
16577 mode
= get_tv_string_buf(&argvars
[2], modebuf
);
16578 modec
= TOLOWER_ASC(mode
[0]);
16579 if (modec
!= 't' && modec
!= 'c'
16584 modec
= 0; /* replace invalid with current */
16600 switch (TOLOWER_ASC(what
[0]))
16603 if (TOLOWER_ASC(what
[1]) == 'g') /* bg[#] */
16604 p
= highlight_color(id
, what
, modec
);
16606 p
= highlight_has_attr(id
, HL_BOLD
, modec
);
16609 case 'f': /* fg[#] */
16610 p
= highlight_color(id
, what
, modec
);
16614 if (TOLOWER_ASC(what
[1]) == 'n') /* inverse */
16615 p
= highlight_has_attr(id
, HL_INVERSE
, modec
);
16617 p
= highlight_has_attr(id
, HL_ITALIC
, modec
);
16620 case 'n': /* name */
16621 p
= get_highlight_name(NULL
, id
- 1);
16624 case 'r': /* reverse */
16625 p
= highlight_has_attr(id
, HL_INVERSE
, modec
);
16629 if (TOLOWER_ASC(what
[1]) == 'p') /* sp[#] */
16630 p
= highlight_color(id
, what
, modec
);
16631 else /* standout */
16632 p
= highlight_has_attr(id
, HL_STANDOUT
, modec
);
16636 if (STRLEN(what
) <= 5 || TOLOWER_ASC(what
[5]) != 'c')
16638 p
= highlight_has_attr(id
, HL_UNDERLINE
, modec
);
16641 p
= highlight_has_attr(id
, HL_UNDERCURL
, modec
);
16646 p
= vim_strsave(p
);
16648 rettv
->v_type
= VAR_STRING
;
16649 rettv
->vval
.v_string
= p
;
16653 * "synIDtrans(id)" function
16657 f_synIDtrans(argvars
, rettv
)
16664 id
= get_tv_number(&argvars
[0]);
16667 id
= syn_get_final_id(id
);
16672 rettv
->vval
.v_number
= id
;
16676 * "synstack(lnum, col)" function
16680 f_synstack(argvars
, rettv
)
16691 rettv
->v_type
= VAR_LIST
;
16692 rettv
->vval
.v_list
= NULL
;
16695 lnum
= get_tv_lnum(argvars
); /* -1 on type error */
16696 col
= get_tv_number(&argvars
[1]) - 1; /* -1 on type error */
16698 if (lnum
>= 1 && lnum
<= curbuf
->b_ml
.ml_line_count
16699 && col
>= 0 && (col
== 0 || col
< (long)STRLEN(ml_get(lnum
)))
16700 && rettv_list_alloc(rettv
) != FAIL
)
16702 (void)syn_get_id(curwin
, lnum
, (colnr_T
)col
, FALSE
, NULL
, TRUE
);
16705 id
= syn_get_stack_item(i
);
16708 if (list_append_number(rettv
->vval
.v_list
, id
) == FAIL
)
16716 * "system()" function
16719 f_system(argvars
, rettv
)
16723 char_u
*res
= NULL
;
16725 char_u
*infile
= NULL
;
16726 char_u buf
[NUMBUFLEN
];
16730 if (check_restricted() || check_secure())
16733 if (argvars
[1].v_type
!= VAR_UNKNOWN
)
16736 * Write the string to a temp file, to be used for input of the shell
16739 if ((infile
= vim_tempname('i')) == NULL
)
16745 fd
= mch_fopen((char *)infile
, WRITEBIN
);
16748 EMSG2(_(e_notopen
), infile
);
16751 p
= get_tv_string_buf_chk(&argvars
[1], buf
);
16755 goto done
; /* type error; errmsg already given */
16757 if (fwrite(p
, STRLEN(p
), 1, fd
) != 1)
16759 if (fclose(fd
) != 0)
16763 EMSG(_("E677: Error writing temp file"));
16768 res
= get_cmd_output(get_tv_string(&argvars
[0]), infile
,
16769 SHELL_SILENT
| SHELL_COOKED
);
16772 /* translate <CR> into <NL> */
16777 for (s
= res
; *s
; ++s
)
16785 /* translate <CR><NL> into <NL> */
16791 for (s
= res
; *s
; ++s
)
16793 if (s
[0] == CAR
&& s
[1] == NL
)
16803 if (infile
!= NULL
)
16805 mch_remove(infile
);
16808 rettv
->v_type
= VAR_STRING
;
16809 rettv
->vval
.v_string
= res
;
16813 * "tabpagebuflist()" function
16817 f_tabpagebuflist(argvars
, rettv
)
16821 #ifdef FEAT_WINDOWS
16825 if (argvars
[0].v_type
== VAR_UNKNOWN
)
16829 tp
= find_tabpage((int)get_tv_number(&argvars
[0]));
16831 wp
= (tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
16833 if (wp
!= NULL
&& rettv_list_alloc(rettv
) != FAIL
)
16835 for (; wp
!= NULL
; wp
= wp
->w_next
)
16836 if (list_append_number(rettv
->vval
.v_list
,
16837 wp
->w_buffer
->b_fnum
) == FAIL
)
16845 * "tabpagenr()" function
16849 f_tabpagenr(argvars
, rettv
)
16854 #ifdef FEAT_WINDOWS
16857 if (argvars
[0].v_type
!= VAR_UNKNOWN
)
16859 arg
= get_tv_string_chk(&argvars
[0]);
16863 if (STRCMP(arg
, "$") == 0)
16864 nr
= tabpage_index(NULL
) - 1;
16866 EMSG2(_(e_invexpr2
), arg
);
16870 nr
= tabpage_index(curtab
);
16872 rettv
->vval
.v_number
= nr
;
16876 #ifdef FEAT_WINDOWS
16877 static int get_winnr
__ARGS((tabpage_T
*tp
, typval_T
*argvar
));
16880 * Common code for tabpagewinnr() and winnr().
16883 get_winnr(tp
, argvar
)
16892 twin
= (tp
== curtab
) ? curwin
: tp
->tp_curwin
;
16893 if (argvar
->v_type
!= VAR_UNKNOWN
)
16895 arg
= get_tv_string_chk(argvar
);
16897 nr
= 0; /* type error; errmsg already given */
16898 else if (STRCMP(arg
, "$") == 0)
16899 twin
= (tp
== curtab
) ? lastwin
: tp
->tp_lastwin
;
16900 else if (STRCMP(arg
, "#") == 0)
16902 twin
= (tp
== curtab
) ? prevwin
: tp
->tp_prevwin
;
16908 EMSG2(_(e_invexpr2
), arg
);
16914 for (wp
= (tp
== curtab
) ? firstwin
: tp
->tp_firstwin
;
16915 wp
!= twin
; wp
= wp
->w_next
)
16919 /* didn't find it in this tabpage */
16930 * "tabpagewinnr()" function
16934 f_tabpagewinnr(argvars
, rettv
)
16939 #ifdef FEAT_WINDOWS
16942 tp
= find_tabpage((int)get_tv_number(&argvars
[0]));
16946 nr
= get_winnr(tp
, &argvars
[1]);
16948 rettv
->vval
.v_number
= nr
;
16953 * "tagfiles()" function
16957 f_tagfiles(argvars
, rettv
)
16961 char_u fname
[MAXPATHL
+ 1];
16965 if (rettv_list_alloc(rettv
) == FAIL
)
16968 for (first
= TRUE
; ; first
= FALSE
)
16969 if (get_tagfname(&tn
, first
, fname
) == FAIL
16970 || list_append_string(rettv
->vval
.v_list
, fname
, -1) == FAIL
)
16976 * "taglist()" function
16979 f_taglist(argvars
, rettv
)
16983 char_u
*tag_pattern
;
16985 tag_pattern
= get_tv_string(&argvars
[0]);
16987 rettv
->vval
.v_number
= FALSE
;
16988 if (*tag_pattern
== NUL
)
16991 if (rettv_list_alloc(rettv
) == OK
)
16992 (void)get_tags(rettv
->vval
.v_list
, tag_pattern
);
16996 * "tempname()" function
17000 f_tempname(argvars
, rettv
)
17004 static int x
= 'A';
17006 rettv
->v_type
= VAR_STRING
;
17007 rettv
->vval
.v_string
= vim_tempname(x
);
17009 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
17010 * names. Skip 'I' and 'O', they are used for shell redirection. */
17028 } while (x
== 'I' || x
== 'O');
17032 * "test(list)" function: Just checking the walls...
17036 f_test(argvars
, rettv
)
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
17325 f_visualmode(argvars
, rettv
)
17332 rettv
->v_type
= VAR_STRING
;
17333 str
[0] = curbuf
->b_visual_mode_eval
;
17335 rettv
->vval
.v_string
= vim_strsave(str
);
17337 /* A non-zero number or non-empty string argument: reset mode. */
17338 if (non_zero_arg(&argvars
[0]))
17339 curbuf
->b_visual_mode_eval
= NUL
;
17344 * "winbufnr(nr)" function
17347 f_winbufnr(argvars
, rettv
)
17353 wp
= find_win_by_nr(&argvars
[0], NULL
);
17355 rettv
->vval
.v_number
= -1;
17357 rettv
->vval
.v_number
= wp
->w_buffer
->b_fnum
;
17361 * "wincol()" function
17365 f_wincol(argvars
, rettv
)
17370 rettv
->vval
.v_number
= curwin
->w_wcol
+ 1;
17374 * "winheight(nr)" function
17377 f_winheight(argvars
, rettv
)
17383 wp
= find_win_by_nr(&argvars
[0], NULL
);
17385 rettv
->vval
.v_number
= -1;
17387 rettv
->vval
.v_number
= wp
->w_height
;
17391 * "winline()" function
17395 f_winline(argvars
, rettv
)
17400 rettv
->vval
.v_number
= curwin
->w_wrow
+ 1;
17404 * "winnr()" function
17408 f_winnr(argvars
, rettv
)
17414 #ifdef FEAT_WINDOWS
17415 nr
= get_winnr(curtab
, &argvars
[0]);
17417 rettv
->vval
.v_number
= nr
;
17421 * "winrestcmd()" function
17425 f_winrestcmd(argvars
, rettv
)
17429 #ifdef FEAT_WINDOWS
17435 ga_init2(&ga
, (int)sizeof(char), 70);
17436 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
17438 sprintf((char *)buf
, "%dresize %d|", winnr
, wp
->w_height
);
17439 ga_concat(&ga
, buf
);
17440 # ifdef FEAT_VERTSPLIT
17441 sprintf((char *)buf
, "vert %dresize %d|", winnr
, wp
->w_width
);
17442 ga_concat(&ga
, buf
);
17446 ga_append(&ga
, NUL
);
17448 rettv
->vval
.v_string
= ga
.ga_data
;
17450 rettv
->vval
.v_string
= NULL
;
17452 rettv
->v_type
= VAR_STRING
;
17456 * "winrestview()" function
17460 f_winrestview(argvars
, rettv
)
17466 if (argvars
[0].v_type
!= VAR_DICT
17467 || (dict
= argvars
[0].vval
.v_dict
) == NULL
)
17471 curwin
->w_cursor
.lnum
= get_dict_number(dict
, (char_u
*)"lnum");
17472 curwin
->w_cursor
.col
= get_dict_number(dict
, (char_u
*)"col");
17473 #ifdef FEAT_VIRTUALEDIT
17474 curwin
->w_cursor
.coladd
= get_dict_number(dict
, (char_u
*)"coladd");
17476 curwin
->w_curswant
= get_dict_number(dict
, (char_u
*)"curswant");
17477 curwin
->w_set_curswant
= FALSE
;
17479 set_topline(curwin
, get_dict_number(dict
, (char_u
*)"topline"));
17481 curwin
->w_topfill
= get_dict_number(dict
, (char_u
*)"topfill");
17483 curwin
->w_leftcol
= get_dict_number(dict
, (char_u
*)"leftcol");
17484 curwin
->w_skipcol
= get_dict_number(dict
, (char_u
*)"skipcol");
17487 changed_cline_bef_curs();
17488 invalidate_botline();
17489 redraw_later(VALID
);
17491 if (curwin
->w_topline
== 0)
17492 curwin
->w_topline
= 1;
17493 if (curwin
->w_topline
> curbuf
->b_ml
.ml_line_count
)
17494 curwin
->w_topline
= curbuf
->b_ml
.ml_line_count
;
17496 check_topfill(curwin
, TRUE
);
17502 * "winsaveview()" function
17506 f_winsaveview(argvars
, rettv
)
17512 dict
= dict_alloc();
17515 rettv
->v_type
= VAR_DICT
;
17516 rettv
->vval
.v_dict
= dict
;
17517 ++dict
->dv_refcount
;
17519 dict_add_nr_str(dict
, "lnum", (long)curwin
->w_cursor
.lnum
, NULL
);
17520 dict_add_nr_str(dict
, "col", (long)curwin
->w_cursor
.col
, NULL
);
17521 #ifdef FEAT_VIRTUALEDIT
17522 dict_add_nr_str(dict
, "coladd", (long)curwin
->w_cursor
.coladd
, NULL
);
17525 dict_add_nr_str(dict
, "curswant", (long)curwin
->w_curswant
, NULL
);
17527 dict_add_nr_str(dict
, "topline", (long)curwin
->w_topline
, NULL
);
17529 dict_add_nr_str(dict
, "topfill", (long)curwin
->w_topfill
, NULL
);
17531 dict_add_nr_str(dict
, "leftcol", (long)curwin
->w_leftcol
, NULL
);
17532 dict_add_nr_str(dict
, "skipcol", (long)curwin
->w_skipcol
, NULL
);
17536 * "winwidth(nr)" function
17539 f_winwidth(argvars
, rettv
)
17545 wp
= find_win_by_nr(&argvars
[0], NULL
);
17547 rettv
->vval
.v_number
= -1;
17549 #ifdef FEAT_VERTSPLIT
17550 rettv
->vval
.v_number
= wp
->w_width
;
17552 rettv
->vval
.v_number
= Columns
;
17557 * "writefile()" function
17560 f_writefile(argvars
, rettv
)
17564 int binary
= FALSE
;
17572 if (check_restricted() || check_secure())
17575 if (argvars
[0].v_type
!= VAR_LIST
)
17577 EMSG2(_(e_listarg
), "writefile()");
17580 if (argvars
[0].vval
.v_list
== NULL
)
17583 if (argvars
[2].v_type
!= VAR_UNKNOWN
17584 && STRCMP(get_tv_string(&argvars
[2]), "b") == 0)
17587 /* Always open the file in binary mode, library functions have a mind of
17588 * their own about CR-LF conversion. */
17589 fname
= get_tv_string(&argvars
[1]);
17590 if (*fname
== NUL
|| (fd
= mch_fopen((char *)fname
, WRITEBIN
)) == NULL
)
17592 EMSG2(_(e_notcreate
), *fname
== NUL
? (char_u
*)_("<empty>") : fname
);
17597 for (li
= argvars
[0].vval
.v_list
->lv_first
; li
!= NULL
;
17600 for (s
= get_tv_string(&li
->li_tv
); *s
!= NUL
; ++s
)
17612 if (!binary
|| li
->li_next
!= NULL
)
17613 if (putc('\n', fd
) == EOF
)
17627 rettv
->vval
.v_number
= ret
;
17631 * Translate a String variable into a position.
17632 * Returns NULL when there is an error.
17635 var2fpos(varp
, dollar_lnum
, fnum
)
17637 int dollar_lnum
; /* TRUE when $ is last line */
17638 int *fnum
; /* set to fnum for '0, 'A, etc. */
17644 /* Argument can be [lnum, col, coladd]. */
17645 if (varp
->v_type
== VAR_LIST
)
17652 l
= varp
->vval
.v_list
;
17656 /* Get the line number */
17657 pos
.lnum
= list_find_nr(l
, 0L, &error
);
17658 if (error
|| pos
.lnum
<= 0 || pos
.lnum
> curbuf
->b_ml
.ml_line_count
)
17659 return NULL
; /* invalid line number */
17661 /* Get the column number */
17662 pos
.col
= list_find_nr(l
, 1L, &error
);
17665 len
= (long)STRLEN(ml_get(pos
.lnum
));
17667 /* We accept "$" for the column number: last column. */
17668 li
= list_find(l
, 1L);
17669 if (li
!= NULL
&& li
->li_tv
.v_type
== VAR_STRING
17670 && li
->li_tv
.vval
.v_string
!= NULL
17671 && STRCMP(li
->li_tv
.vval
.v_string
, "$") == 0)
17674 /* Accept a position up to the NUL after the line. */
17675 if (pos
.col
== 0 || (int)pos
.col
> len
+ 1)
17676 return NULL
; /* invalid column number */
17679 #ifdef FEAT_VIRTUALEDIT
17680 /* Get the virtual offset. Defaults to zero. */
17681 pos
.coladd
= list_find_nr(l
, 2L, &error
);
17689 name
= get_tv_string_chk(varp
);
17692 if (name
[0] == '.') /* cursor */
17693 return &curwin
->w_cursor
;
17695 if (name
[0] == 'v' && name
[1] == NUL
) /* Visual start */
17699 return &curwin
->w_cursor
;
17702 if (name
[0] == '\'') /* mark */
17704 pp
= getmark_fnum(name
[1], FALSE
, fnum
);
17705 if (pp
== NULL
|| pp
== (pos_T
*)-1 || pp
->lnum
<= 0)
17710 #ifdef FEAT_VIRTUALEDIT
17714 if (name
[0] == 'w' && dollar_lnum
)
17717 if (name
[1] == '0') /* "w0": first visible line */
17720 pos
.lnum
= curwin
->w_topline
;
17723 else if (name
[1] == '$') /* "w$": last visible line */
17725 validate_botline();
17726 pos
.lnum
= curwin
->w_botline
- 1;
17730 else if (name
[0] == '$') /* last column or line */
17734 pos
.lnum
= curbuf
->b_ml
.ml_line_count
;
17739 pos
.lnum
= curwin
->w_cursor
.lnum
;
17740 pos
.col
= (colnr_T
)STRLEN(ml_get_curline());
17748 * Convert list in "arg" into a position and optional file number.
17749 * When "fnump" is NULL there is no file number, only 3 items.
17750 * Note that the column is passed on as-is, the caller may want to decrement
17751 * it to use 1 for the first column.
17752 * Return FAIL when conversion is not possible, doesn't check the position for
17756 list2fpos(arg
, posp
, fnump
)
17761 list_T
*l
= arg
->vval
.v_list
;
17765 /* List must be: [fnum, lnum, col, coladd], where "fnum" is only there
17766 * when "fnump" isn't NULL and "coladd" is optional. */
17767 if (arg
->v_type
!= VAR_LIST
17769 || l
->lv_len
< (fnump
== NULL
? 2 : 3)
17770 || l
->lv_len
> (fnump
== NULL
? 3 : 4))
17775 n
= list_find_nr(l
, i
++, NULL
); /* fnum */
17779 n
= curbuf
->b_fnum
; /* current buffer */
17783 n
= list_find_nr(l
, i
++, NULL
); /* lnum */
17788 n
= list_find_nr(l
, i
++, NULL
); /* col */
17793 #ifdef FEAT_VIRTUALEDIT
17794 n
= list_find_nr(l
, i
, NULL
);
17805 * Get the length of an environment variable name.
17806 * Advance "arg" to the first character after the name.
17807 * Return 0 for error.
17816 for (p
= *arg
; vim_isIDc(*p
); ++p
)
17818 if (p
== *arg
) /* no name found */
17821 len
= (int)(p
- *arg
);
17827 * Get the length of the name of a function or internal variable.
17828 * "arg" is advanced to the first non-white character after the name.
17829 * Return 0 if something is wrong.
17838 /* Find the end of the name. */
17839 for (p
= *arg
; eval_isnamec(*p
); ++p
)
17841 if (p
== *arg
) /* no name found */
17844 len
= (int)(p
- *arg
);
17845 *arg
= skipwhite(p
);
17851 * Get the length of the name of a variable or function.
17852 * Only the name is recognized, does not handle ".key" or "[idx]".
17853 * "arg" is advanced to the first non-white character after the name.
17854 * Return -1 if curly braces expansion failed.
17855 * Return 0 if something else is wrong.
17856 * If the name contains 'magic' {}'s, expand them and return the
17857 * expanded name in an allocated string via 'alias' - caller must free.
17860 get_name_len(arg
, alias
, evaluate
, verbose
)
17868 char_u
*expr_start
;
17871 *alias
= NULL
; /* default to no alias */
17873 if ((*arg
)[0] == K_SPECIAL
&& (*arg
)[1] == KS_EXTRA
17874 && (*arg
)[2] == (int)KE_SNR
)
17876 /* hard coded <SNR>, already translated */
17878 return get_id_len(arg
) + 3;
17880 len
= eval_fname_script(*arg
);
17883 /* literal "<SID>", "s:" or "<SNR>" */
17888 * Find the end of the name; check for {} construction.
17890 p
= find_name_end(*arg
, &expr_start
, &expr_end
,
17891 len
> 0 ? 0 : FNE_CHECK_START
);
17892 if (expr_start
!= NULL
)
17894 char_u
*temp_string
;
17898 len
+= (int)(p
- *arg
);
17899 *arg
= skipwhite(p
);
17904 * Include any <SID> etc in the expanded string:
17905 * Thus the -len here.
17907 temp_string
= make_expanded_name(*arg
- len
, expr_start
, expr_end
, p
);
17908 if (temp_string
== NULL
)
17910 *alias
= temp_string
;
17911 *arg
= skipwhite(p
);
17912 return (int)STRLEN(temp_string
);
17915 len
+= get_id_len(arg
);
17916 if (len
== 0 && verbose
)
17917 EMSG2(_(e_invexpr2
), *arg
);
17923 * Find the end of a variable or function name, taking care of magic braces.
17924 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
17925 * start and end of the first magic braces item.
17926 * "flags" can have FNE_INCL_BR and FNE_CHECK_START.
17927 * Return a pointer to just after the name. Equal to "arg" if there is no
17931 find_name_end(arg
, expr_start
, expr_end
, flags
)
17933 char_u
**expr_start
;
17941 if (expr_start
!= NULL
)
17943 *expr_start
= NULL
;
17947 /* Quick check for valid starting character. */
17948 if ((flags
& FNE_CHECK_START
) && !eval_isnamec1(*arg
) && *arg
!= '{')
17951 for (p
= arg
; *p
!= NUL
17952 && (eval_isnamec(*p
)
17954 || ((flags
& FNE_INCL_BR
) && (*p
== '[' || *p
== '.'))
17956 || br_nest
!= 0); mb_ptr_adv(p
))
17960 /* skip over 'string' to avoid counting [ and ] inside it. */
17961 for (p
= p
+ 1; *p
!= NUL
&& *p
!= '\''; mb_ptr_adv(p
))
17966 else if (*p
== '"')
17968 /* skip over "str\"ing" to avoid counting [ and ] inside it. */
17969 for (p
= p
+ 1; *p
!= NUL
&& *p
!= '"'; mb_ptr_adv(p
))
17970 if (*p
== '\\' && p
[1] != NUL
)
17980 else if (*p
== ']')
17989 if (expr_start
!= NULL
&& *expr_start
== NULL
)
17992 else if (*p
== '}')
17995 if (expr_start
!= NULL
&& mb_nest
== 0 && *expr_end
== NULL
)
18005 * Expands out the 'magic' {}'s in a variable/function name.
18006 * Note that this can call itself recursively, to deal with
18007 * constructs like foo{bar}{baz}{bam}
18008 * The four pointer arguments point to "foo{expre}ss{ion}bar"
18014 * Returns a new allocated string, which the caller must free.
18015 * Returns NULL for failure.
18018 make_expanded_name(in_start
, expr_start
, expr_end
, in_end
)
18020 char_u
*expr_start
;
18025 char_u
*retval
= NULL
;
18026 char_u
*temp_result
;
18027 char_u
*nextcmd
= NULL
;
18029 if (expr_end
== NULL
|| in_end
== NULL
)
18036 temp_result
= eval_to_string(expr_start
+ 1, &nextcmd
, FALSE
);
18037 if (temp_result
!= NULL
&& nextcmd
== NULL
)
18039 retval
= alloc((unsigned)(STRLEN(temp_result
) + (expr_start
- in_start
)
18040 + (in_end
- expr_end
) + 1));
18041 if (retval
!= NULL
)
18043 STRCPY(retval
, in_start
);
18044 STRCAT(retval
, temp_result
);
18045 STRCAT(retval
, expr_end
+ 1);
18048 vim_free(temp_result
);
18050 *in_end
= c1
; /* put char back for error messages */
18054 if (retval
!= NULL
)
18056 temp_result
= find_name_end(retval
, &expr_start
, &expr_end
, 0);
18057 if (expr_start
!= NULL
)
18059 /* Further expansion! */
18060 temp_result
= make_expanded_name(retval
, expr_start
,
18061 expr_end
, temp_result
);
18063 retval
= temp_result
;
18071 * Return TRUE if character "c" can be used in a variable or function name.
18072 * Does not include '{' or '}' for magic braces.
18078 return (ASCII_ISALNUM(c
) || c
== '_' || c
== ':' || c
== AUTOLOAD_CHAR
);
18082 * Return TRUE if character "c" can be used as the first character in a
18083 * variable or function name (excluding '{' and '}').
18089 return (ASCII_ISALPHA(c
) || c
== '_');
18093 * Set number v: variable to "val".
18096 set_vim_var_nr(idx
, val
)
18100 vimvars
[idx
].vv_nr
= val
;
18104 * Get number v: variable value.
18107 get_vim_var_nr(idx
)
18110 return vimvars
[idx
].vv_nr
;
18114 * Get string v: variable value. Uses a static buffer, can only be used once.
18117 get_vim_var_str(idx
)
18120 return get_tv_string(&vimvars
[idx
].vv_tv
);
18124 * Get List v: variable value. Caller must take care of reference count when
18128 get_vim_var_list(idx
)
18131 return vimvars
[idx
].vv_list
;
18135 * Set v:count to "count" and v:count1 to "count1".
18136 * When "set_prevcount" is TRUE first set v:prevcount from v:count.
18139 set_vcount(count
, count1
, set_prevcount
)
18145 vimvars
[VV_PREVCOUNT
].vv_nr
= vimvars
[VV_COUNT
].vv_nr
;
18146 vimvars
[VV_COUNT
].vv_nr
= count
;
18147 vimvars
[VV_COUNT1
].vv_nr
= count1
;
18151 * Set string v: variable to a copy of "val".
18154 set_vim_var_string(idx
, val
, len
)
18157 int len
; /* length of "val" to use or -1 (whole string) */
18159 /* Need to do this (at least) once, since we can't initialize a union.
18160 * Will always be invoked when "v:progname" is set. */
18161 vimvars
[VV_VERSION
].vv_nr
= VIM_VERSION_100
;
18163 vim_free(vimvars
[idx
].vv_str
);
18165 vimvars
[idx
].vv_str
= NULL
;
18166 else if (len
== -1)
18167 vimvars
[idx
].vv_str
= vim_strsave(val
);
18169 vimvars
[idx
].vv_str
= vim_strnsave(val
, len
);
18173 * Set List v: variable to "val".
18176 set_vim_var_list(idx
, val
)
18180 list_unref(vimvars
[idx
].vv_list
);
18181 vimvars
[idx
].vv_list
= val
;
18183 ++val
->lv_refcount
;
18187 * Set v:register if needed.
18195 if (c
== 0 || c
== ' ')
18199 /* Avoid free/alloc when the value is already right. */
18200 if (vimvars
[VV_REG
].vv_str
== NULL
|| vimvars
[VV_REG
].vv_str
[0] != c
)
18201 set_vim_var_string(VV_REG
, ®name
, 1);
18205 * Get or set v:exception. If "oldval" == NULL, return the current value.
18206 * Otherwise, restore the value to "oldval" and return NULL.
18207 * Must always be called in pairs to save and restore v:exception! Does not
18208 * take care of memory allocations.
18211 v_exception(oldval
)
18214 if (oldval
== NULL
)
18215 return vimvars
[VV_EXCEPTION
].vv_str
;
18217 vimvars
[VV_EXCEPTION
].vv_str
= oldval
;
18222 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
18223 * Otherwise, restore the value to "oldval" and return NULL.
18224 * Must always be called in pairs to save and restore v:throwpoint! Does not
18225 * take care of memory allocations.
18228 v_throwpoint(oldval
)
18231 if (oldval
== NULL
)
18232 return vimvars
[VV_THROWPOINT
].vv_str
;
18234 vimvars
[VV_THROWPOINT
].vv_str
= oldval
;
18238 #if defined(FEAT_AUTOCMD) || defined(PROTO)
18241 * If "eap" != NULL, use "eap" to generate the value and return the old value.
18242 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
18243 * Must always be called in pairs!
18246 set_cmdarg(eap
, oldarg
)
18254 oldval
= vimvars
[VV_CMDARG
].vv_str
;
18258 vimvars
[VV_CMDARG
].vv_str
= oldarg
;
18262 if (eap
->force_bin
== FORCE_BIN
)
18264 else if (eap
->force_bin
== FORCE_NOBIN
)
18269 if (eap
->read_edit
)
18272 if (eap
->force_ff
!= 0)
18273 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->force_ff
) + 6;
18275 if (eap
->force_enc
!= 0)
18276 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->force_enc
) + 7;
18277 if (eap
->bad_char
!= 0)
18278 len
+= (unsigned)STRLEN(eap
->cmd
+ eap
->bad_char
) + 7;
18281 newval
= alloc(len
+ 1);
18282 if (newval
== NULL
)
18285 if (eap
->force_bin
== FORCE_BIN
)
18286 sprintf((char *)newval
, " ++bin");
18287 else if (eap
->force_bin
== FORCE_NOBIN
)
18288 sprintf((char *)newval
, " ++nobin");
18292 if (eap
->read_edit
)
18293 STRCAT(newval
, " ++edit");
18295 if (eap
->force_ff
!= 0)
18296 sprintf((char *)newval
+ STRLEN(newval
), " ++ff=%s",
18297 eap
->cmd
+ eap
->force_ff
);
18299 if (eap
->force_enc
!= 0)
18300 sprintf((char *)newval
+ STRLEN(newval
), " ++enc=%s",
18301 eap
->cmd
+ eap
->force_enc
);
18302 if (eap
->bad_char
!= 0)
18303 sprintf((char *)newval
+ STRLEN(newval
), " ++bad=%s",
18304 eap
->cmd
+ eap
->bad_char
);
18306 vimvars
[VV_CMDARG
].vv_str
= newval
;
18312 * Get the value of internal variable "name".
18313 * Return OK or FAIL.
18316 get_var_tv(name
, len
, rettv
, verbose
)
18318 int len
; /* length of "name" */
18319 typval_T
*rettv
; /* NULL when only checking existence */
18320 int verbose
; /* may give error message */
18323 typval_T
*tv
= NULL
;
18328 /* truncate the name, so that we can use strcmp() */
18333 * Check for "b:changedtick".
18335 if (STRCMP(name
, "b:changedtick") == 0)
18337 atv
.v_type
= VAR_NUMBER
;
18338 atv
.vval
.v_number
= curbuf
->b_changedtick
;
18343 * Check for user-defined variables.
18347 v
= find_var(name
, NULL
);
18354 if (rettv
!= NULL
&& verbose
)
18355 EMSG2(_(e_undefvar
), name
);
18358 else if (rettv
!= NULL
)
18359 copy_tv(tv
, rettv
);
18367 * Handle expr[expr], expr[expr:expr] subscript and .name lookup.
18368 * Also handle function call with Funcref variable: func(expr)
18369 * Can all be combined: dict.func(expr)[idx]['func'](expr)
18372 handle_subscript(arg
, rettv
, evaluate
, verbose
)
18375 int evaluate
; /* do more than finding the end */
18376 int verbose
; /* give error messages */
18379 dict_T
*selfdict
= NULL
;
18386 || (**arg
== '.' && rettv
->v_type
== VAR_DICT
)
18387 || (**arg
== '(' && rettv
->v_type
== VAR_FUNC
))
18388 && !vim_iswhite(*(*arg
- 1)))
18392 /* need to copy the funcref so that we can clear rettv */
18394 rettv
->v_type
= VAR_UNKNOWN
;
18396 /* Invoke the function. Recursive! */
18397 s
= functv
.vval
.v_string
;
18398 ret
= get_func_tv(s
, (int)STRLEN(s
), rettv
, arg
,
18399 curwin
->w_cursor
.lnum
, curwin
->w_cursor
.lnum
,
18400 &len
, evaluate
, selfdict
);
18402 /* Clear the funcref afterwards, so that deleting it while
18403 * evaluating the arguments is possible (see test55). */
18406 /* Stop the expression evaluation when immediately aborting on
18407 * error, or when an interrupt occurred or an exception was thrown
18408 * but not caught. */
18415 dict_unref(selfdict
);
18418 else /* **arg == '[' || **arg == '.' */
18420 dict_unref(selfdict
);
18421 if (rettv
->v_type
== VAR_DICT
)
18423 selfdict
= rettv
->vval
.v_dict
;
18424 if (selfdict
!= NULL
)
18425 ++selfdict
->dv_refcount
;
18429 if (eval_index(arg
, rettv
, evaluate
, verbose
) == FAIL
)
18436 dict_unref(selfdict
);
18441 * Allocate memory for a variable type-value, and make it empty (0 or NULL
18447 return (typval_T
*)alloc_clear((unsigned)sizeof(typval_T
));
18451 * Allocate memory for a variable type-value, and assign a string to it.
18452 * The string "s" must have been allocated, it is consumed.
18453 * Return NULL for out of memory, the variable otherwise.
18461 rettv
= alloc_tv();
18464 rettv
->v_type
= VAR_STRING
;
18465 rettv
->vval
.v_string
= s
;
18473 * Free the memory for a variable type-value.
18481 switch (varp
->v_type
)
18484 func_unref(varp
->vval
.v_string
);
18487 vim_free(varp
->vval
.v_string
);
18490 list_unref(varp
->vval
.v_list
);
18493 dict_unref(varp
->vval
.v_dict
);
18502 EMSG2(_(e_intern2
), "free_tv()");
18510 * Free the memory for a variable value and set the value to NULL or 0.
18518 switch (varp
->v_type
)
18521 func_unref(varp
->vval
.v_string
);
18524 vim_free(varp
->vval
.v_string
);
18525 varp
->vval
.v_string
= NULL
;
18528 list_unref(varp
->vval
.v_list
);
18529 varp
->vval
.v_list
= NULL
;
18532 dict_unref(varp
->vval
.v_dict
);
18533 varp
->vval
.v_dict
= NULL
;
18536 varp
->vval
.v_number
= 0;
18540 varp
->vval
.v_float
= 0.0;
18546 EMSG2(_(e_intern2
), "clear_tv()");
18553 * Set the value of a variable to NULL without freeing items.
18560 vim_memset(varp
, 0, sizeof(typval_T
));
18564 * Get the number value of a variable.
18565 * If it is a String variable, uses vim_str2nr().
18566 * For incompatible types, return 0.
18567 * get_tv_number_chk() is similar to get_tv_number(), but informs the
18568 * caller of incompatible types: it sets *denote to TRUE if "denote"
18569 * is not NULL or returns -1 otherwise.
18572 get_tv_number(varp
)
18577 return get_tv_number_chk(varp
, &error
); /* return 0L on error */
18581 get_tv_number_chk(varp
, denote
)
18587 switch (varp
->v_type
)
18590 return (long)(varp
->vval
.v_number
);
18593 EMSG(_("E805: Using a Float as a Number"));
18597 EMSG(_("E703: Using a Funcref as a Number"));
18600 if (varp
->vval
.v_string
!= NULL
)
18601 vim_str2nr(varp
->vval
.v_string
, NULL
, NULL
,
18602 TRUE
, TRUE
, &n
, NULL
);
18605 EMSG(_("E745: Using a List as a Number"));
18608 EMSG(_("E728: Using a Dictionary as a Number"));
18611 EMSG2(_(e_intern2
), "get_tv_number()");
18614 if (denote
== NULL
) /* useful for values that must be unsigned */
18622 * Get the lnum from the first argument.
18623 * Also accepts ".", "$", etc., but that only works for the current buffer.
18624 * Returns -1 on error.
18627 get_tv_lnum(argvars
)
18633 lnum
= get_tv_number_chk(&argvars
[0], NULL
);
18634 if (lnum
== 0) /* no valid number, try using line() */
18636 rettv
.v_type
= VAR_NUMBER
;
18637 f_line(argvars
, &rettv
);
18638 lnum
= rettv
.vval
.v_number
;
18645 * Get the lnum from the first argument.
18646 * Also accepts "$", then "buf" is used.
18647 * Returns 0 on error.
18650 get_tv_lnum_buf(argvars
, buf
)
18654 if (argvars
[0].v_type
== VAR_STRING
18655 && argvars
[0].vval
.v_string
!= NULL
18656 && argvars
[0].vval
.v_string
[0] == '$'
18658 return buf
->b_ml
.ml_line_count
;
18659 return get_tv_number_chk(&argvars
[0], NULL
);
18663 * Get the string value of a variable.
18664 * If it is a Number variable, the number is converted into a string.
18665 * get_tv_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
18666 * get_tv_string_buf() uses a given buffer.
18667 * If the String variable has never been set, return an empty string.
18668 * Never returns NULL;
18669 * get_tv_string_chk() and get_tv_string_buf_chk() are similar, but return
18673 get_tv_string(varp
)
18676 static char_u mybuf
[NUMBUFLEN
];
18678 return get_tv_string_buf(varp
, mybuf
);
18682 get_tv_string_buf(varp
, buf
)
18686 char_u
*res
= get_tv_string_buf_chk(varp
, buf
);
18688 return res
!= NULL
? res
: (char_u
*)"";
18692 get_tv_string_chk(varp
)
18695 static char_u mybuf
[NUMBUFLEN
];
18697 return get_tv_string_buf_chk(varp
, mybuf
);
18701 get_tv_string_buf_chk(varp
, buf
)
18705 switch (varp
->v_type
)
18708 sprintf((char *)buf
, "%ld", (long)varp
->vval
.v_number
);
18711 EMSG(_("E729: using Funcref as a String"));
18714 EMSG(_("E730: using List as a String"));
18717 EMSG(_("E731: using Dictionary as a String"));
18721 EMSG(_("E806: using Float as a String"));
18725 if (varp
->vval
.v_string
!= NULL
)
18726 return varp
->vval
.v_string
;
18727 return (char_u
*)"";
18729 EMSG2(_(e_intern2
), "get_tv_string_buf()");
18736 * Find variable "name" in the list of variables.
18737 * Return a pointer to it if found, NULL if not found.
18738 * Careful: "a:0" variables don't have a name.
18739 * When "htp" is not NULL we are writing to the variable, set "htp" to the
18742 static dictitem_T
*
18743 find_var(name
, htp
)
18750 ht
= find_var_ht(name
, &varname
);
18755 return find_var_in_ht(ht
, varname
, htp
!= NULL
);
18759 * Find variable "varname" in hashtab "ht".
18760 * Returns NULL if not found.
18762 static dictitem_T
*
18763 find_var_in_ht(ht
, varname
, writing
)
18770 if (*varname
== NUL
)
18772 /* Must be something like "s:", otherwise "ht" would be NULL. */
18773 switch (varname
[-2])
18775 case 's': return &SCRIPT_SV(current_SID
).sv_var
;
18776 case 'g': return &globvars_var
;
18777 case 'v': return &vimvars_var
;
18778 case 'b': return &curbuf
->b_bufvar
;
18779 case 'w': return &curwin
->w_winvar
;
18780 #ifdef FEAT_WINDOWS
18781 case 't': return &curtab
->tp_winvar
;
18783 case 'l': return current_funccal
== NULL
18784 ? NULL
: ¤t_funccal
->l_vars_var
;
18785 case 'a': return current_funccal
== NULL
18786 ? NULL
: ¤t_funccal
->l_avars_var
;
18791 hi
= hash_find(ht
, varname
);
18792 if (HASHITEM_EMPTY(hi
))
18794 /* For global variables we may try auto-loading the script. If it
18795 * worked find the variable again. Don't auto-load a script if it was
18796 * loaded already, otherwise it would be loaded every time when
18797 * checking if a function name is a Funcref variable. */
18798 if (ht
== &globvarht
&& !writing
18799 && script_autoload(varname
, FALSE
) && !aborting())
18800 hi
= hash_find(ht
, varname
);
18801 if (HASHITEM_EMPTY(hi
))
18808 * Find the hashtab used for a variable name.
18809 * Set "varname" to the start of name without ':'.
18812 find_var_ht(name
, varname
)
18818 if (name
[1] != ':')
18820 /* The name must not start with a colon or #. */
18821 if (name
[0] == ':' || name
[0] == AUTOLOAD_CHAR
)
18825 /* "version" is "v:version" in all scopes */
18826 hi
= hash_find(&compat_hashtab
, name
);
18827 if (!HASHITEM_EMPTY(hi
))
18828 return &compat_hashtab
;
18830 if (current_funccal
== NULL
)
18831 return &globvarht
; /* global variable */
18832 return ¤t_funccal
->l_vars
.dv_hashtab
; /* l: variable */
18834 *varname
= name
+ 2;
18835 if (*name
== 'g') /* global variable */
18837 /* There must be no ':' or '#' in the rest of the name, unless g: is used
18839 if (vim_strchr(name
+ 2, ':') != NULL
18840 || vim_strchr(name
+ 2, AUTOLOAD_CHAR
) != NULL
)
18842 if (*name
== 'b') /* buffer variable */
18843 return &curbuf
->b_vars
.dv_hashtab
;
18844 if (*name
== 'w') /* window variable */
18845 return &curwin
->w_vars
.dv_hashtab
;
18846 #ifdef FEAT_WINDOWS
18847 if (*name
== 't') /* tab page variable */
18848 return &curtab
->tp_vars
.dv_hashtab
;
18850 if (*name
== 'v') /* v: variable */
18852 if (*name
== 'a' && current_funccal
!= NULL
) /* function argument */
18853 return ¤t_funccal
->l_avars
.dv_hashtab
;
18854 if (*name
== 'l' && current_funccal
!= NULL
) /* local function variable */
18855 return ¤t_funccal
->l_vars
.dv_hashtab
;
18856 if (*name
== 's' /* script variable */
18857 && current_SID
> 0 && current_SID
<= ga_scripts
.ga_len
)
18858 return &SCRIPT_VARS(current_SID
);
18863 * Get the string value of a (global/local) variable.
18864 * Returns NULL when it doesn't exist.
18867 get_var_value(name
)
18872 v
= find_var(name
, NULL
);
18875 return get_tv_string(&v
->di_tv
);
18879 * Allocate a new hashtab for a sourced script. It will be used while
18880 * sourcing this script and when executing functions defined in the script.
18883 new_script_vars(id
)
18890 if (ga_grow(&ga_scripts
, (int)(id
- ga_scripts
.ga_len
)) == OK
)
18892 /* Re-allocating ga_data means that an ht_array pointing to
18893 * ht_smallarray becomes invalid. We can recognize this: ht_mask is
18894 * at its init value. Also reset "v_dict", it's always the same. */
18895 for (i
= 1; i
<= ga_scripts
.ga_len
; ++i
)
18897 ht
= &SCRIPT_VARS(i
);
18898 if (ht
->ht_mask
== HT_INIT_SIZE
- 1)
18899 ht
->ht_array
= ht
->ht_smallarray
;
18900 sv
= &SCRIPT_SV(i
);
18901 sv
->sv_var
.di_tv
.vval
.v_dict
= &sv
->sv_dict
;
18904 while (ga_scripts
.ga_len
< id
)
18906 sv
= &SCRIPT_SV(ga_scripts
.ga_len
+ 1);
18907 init_var_dict(&sv
->sv_dict
, &sv
->sv_var
);
18908 ++ga_scripts
.ga_len
;
18914 * Initialize dictionary "dict" as a scope and set variable "dict_var" to
18918 init_var_dict(dict
, dict_var
)
18920 dictitem_T
*dict_var
;
18922 hash_init(&dict
->dv_hashtab
);
18923 dict
->dv_refcount
= DO_NOT_FREE_CNT
;
18924 dict_var
->di_tv
.vval
.v_dict
= dict
;
18925 dict_var
->di_tv
.v_type
= VAR_DICT
;
18926 dict_var
->di_tv
.v_lock
= VAR_FIXED
;
18927 dict_var
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
18928 dict_var
->di_key
[0] = NUL
;
18932 * Clean up a list of internal variables.
18933 * Frees all allocated variables and the value they contain.
18934 * Clears hashtab "ht", does not free it.
18940 vars_clear_ext(ht
, TRUE
);
18944 * Like vars_clear(), but only free the value if "free_val" is TRUE.
18947 vars_clear_ext(ht
, free_val
)
18956 todo
= (int)ht
->ht_used
;
18957 for (hi
= ht
->ht_array
; todo
> 0; ++hi
)
18959 if (!HASHITEM_EMPTY(hi
))
18963 /* Free the variable. Don't remove it from the hashtab,
18964 * ht_array might change then. hash_clear() takes care of it
18968 clear_tv(&v
->di_tv
);
18969 if ((v
->di_flags
& DI_FLAGS_FIX
) == 0)
18978 * Delete a variable from hashtab "ht" at item "hi".
18979 * Clear the variable value and free the dictitem.
18986 dictitem_T
*di
= HI2DI(hi
);
18988 hash_remove(ht
, hi
);
18989 clear_tv(&di
->di_tv
);
18994 * List the value of one internal variable.
18997 list_one_var(v
, prefix
, first
)
19004 char_u numbuf
[NUMBUFLEN
];
19006 s
= echo_string(&v
->di_tv
, &tofree
, numbuf
, ++current_copyID
);
19007 list_one_var_a(prefix
, v
->di_key
, v
->di_tv
.v_type
,
19008 s
== NULL
? (char_u
*)"" : s
, first
);
19013 list_one_var_a(prefix
, name
, type
, string
, first
)
19018 int *first
; /* when TRUE clear rest of screen and set to FALSE */
19020 /* don't use msg() or msg_attr() to avoid overwriting "v:statusmsg" */
19023 if (name
!= NULL
) /* "a:" vars don't have a name stored */
19027 if (type
== VAR_NUMBER
)
19029 else if (type
== VAR_FUNC
)
19031 else if (type
== VAR_LIST
)
19034 if (*string
== '[')
19037 else if (type
== VAR_DICT
)
19040 if (*string
== '{')
19046 msg_outtrans(string
);
19048 if (type
== VAR_FUNC
)
19049 msg_puts((char_u
*)"()");
19058 * Set variable "name" to value in "tv".
19059 * If the variable already exists, the value is updated.
19060 * Otherwise the variable is created.
19063 set_var(name
, tv
, copy
)
19066 int copy
; /* make copy of value in "tv" */
19073 if (tv
->v_type
== VAR_FUNC
)
19075 if (!(vim_strchr((char_u
*)"wbs", name
[0]) != NULL
&& name
[1] == ':')
19076 && !ASCII_ISUPPER((name
[0] != NUL
&& name
[1] == ':')
19077 ? name
[2] : name
[0]))
19079 EMSG2(_("E704: Funcref variable name must start with a capital: %s"), name
);
19082 if (function_exists(name
))
19084 EMSG2(_("E705: Variable name conflicts with existing function: %s"),
19090 ht
= find_var_ht(name
, &varname
);
19091 if (ht
== NULL
|| *varname
== NUL
)
19093 EMSG2(_(e_illvar
), name
);
19097 v
= find_var_in_ht(ht
, varname
, TRUE
);
19100 /* existing variable, need to clear the value */
19101 if (var_check_ro(v
->di_flags
, name
)
19102 || tv_check_lock(v
->di_tv
.v_lock
, name
))
19104 if (v
->di_tv
.v_type
!= tv
->v_type
19105 && !((v
->di_tv
.v_type
== VAR_STRING
19106 || v
->di_tv
.v_type
== VAR_NUMBER
)
19107 && (tv
->v_type
== VAR_STRING
19108 || tv
->v_type
== VAR_NUMBER
))
19110 && !((v
->di_tv
.v_type
== VAR_NUMBER
19111 || v
->di_tv
.v_type
== VAR_FLOAT
)
19112 && (tv
->v_type
== VAR_NUMBER
19113 || tv
->v_type
== VAR_FLOAT
))
19117 EMSG2(_("E706: Variable type mismatch for: %s"), name
);
19122 * Handle setting internal v: variables separately: we don't change
19125 if (ht
== &vimvarht
)
19127 if (v
->di_tv
.v_type
== VAR_STRING
)
19129 vim_free(v
->di_tv
.vval
.v_string
);
19130 if (copy
|| tv
->v_type
!= VAR_STRING
)
19131 v
->di_tv
.vval
.v_string
= vim_strsave(get_tv_string(tv
));
19134 /* Take over the string to avoid an extra alloc/free. */
19135 v
->di_tv
.vval
.v_string
= tv
->vval
.v_string
;
19136 tv
->vval
.v_string
= NULL
;
19139 else if (v
->di_tv
.v_type
!= VAR_NUMBER
)
19140 EMSG2(_(e_intern2
), "set_var()");
19143 v
->di_tv
.vval
.v_number
= get_tv_number(tv
);
19144 if (STRCMP(varname
, "searchforward") == 0)
19145 set_search_direction(v
->di_tv
.vval
.v_number
? '/' : '?');
19150 clear_tv(&v
->di_tv
);
19152 else /* add a new variable */
19154 /* Can't add "v:" variable. */
19155 if (ht
== &vimvarht
)
19157 EMSG2(_(e_illvar
), name
);
19161 /* Make sure the variable name is valid. */
19162 for (p
= varname
; *p
!= NUL
; ++p
)
19163 if (!eval_isnamec1(*p
) && (p
== varname
|| !VIM_ISDIGIT(*p
))
19164 && *p
!= AUTOLOAD_CHAR
)
19166 EMSG2(_(e_illvar
), varname
);
19170 v
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
19171 + STRLEN(varname
)));
19174 STRCPY(v
->di_key
, varname
);
19175 if (hash_add(ht
, DI2HIKEY(v
)) == FAIL
)
19183 if (copy
|| tv
->v_type
== VAR_NUMBER
|| tv
->v_type
== VAR_FLOAT
)
19184 copy_tv(tv
, &v
->di_tv
);
19188 v
->di_tv
.v_lock
= 0;
19194 * Return TRUE if di_flags "flags" indicates variable "name" is read-only.
19195 * Also give an error message.
19198 var_check_ro(flags
, name
)
19202 if (flags
& DI_FLAGS_RO
)
19204 EMSG2(_(e_readonlyvar
), name
);
19207 if ((flags
& DI_FLAGS_RO_SBX
) && sandbox
)
19209 EMSG2(_(e_readonlysbx
), name
);
19216 * Return TRUE if di_flags "flags" indicates variable "name" is fixed.
19217 * Also give an error message.
19220 var_check_fixed(flags
, name
)
19224 if (flags
& DI_FLAGS_FIX
)
19226 EMSG2(_("E795: Cannot delete variable %s"), name
);
19233 * Return TRUE if typeval "tv" is set to be locked (immutable).
19234 * Also give an error message, using "name".
19237 tv_check_lock(lock
, name
)
19241 if (lock
& VAR_LOCKED
)
19243 EMSG2(_("E741: Value is locked: %s"),
19244 name
== NULL
? (char_u
*)_("Unknown") : name
);
19247 if (lock
& VAR_FIXED
)
19249 EMSG2(_("E742: Cannot change value of %s"),
19250 name
== NULL
? (char_u
*)_("Unknown") : name
);
19257 * Copy the values from typval_T "from" to typval_T "to".
19258 * When needed allocates string or increases reference count.
19259 * Does not make a copy of a list or dict but copies the reference!
19260 * It is OK for "from" and "to" to point to the same item. This is used to
19261 * make a copy later.
19268 to
->v_type
= from
->v_type
;
19270 switch (from
->v_type
)
19273 to
->vval
.v_number
= from
->vval
.v_number
;
19277 to
->vval
.v_float
= from
->vval
.v_float
;
19282 if (from
->vval
.v_string
== NULL
)
19283 to
->vval
.v_string
= NULL
;
19286 to
->vval
.v_string
= vim_strsave(from
->vval
.v_string
);
19287 if (from
->v_type
== VAR_FUNC
)
19288 func_ref(to
->vval
.v_string
);
19292 if (from
->vval
.v_list
== NULL
)
19293 to
->vval
.v_list
= NULL
;
19296 to
->vval
.v_list
= from
->vval
.v_list
;
19297 ++to
->vval
.v_list
->lv_refcount
;
19301 if (from
->vval
.v_dict
== NULL
)
19302 to
->vval
.v_dict
= NULL
;
19305 to
->vval
.v_dict
= from
->vval
.v_dict
;
19306 ++to
->vval
.v_dict
->dv_refcount
;
19310 EMSG2(_(e_intern2
), "copy_tv()");
19316 * Make a copy of an item.
19317 * Lists and Dictionaries are also copied. A deep copy if "deep" is set.
19318 * For deepcopy() "copyID" is zero for a full copy or the ID for when a
19319 * reference to an already copied list/dict can be used.
19320 * Returns FAIL or OK.
19323 item_copy(from
, to
, deep
, copyID
)
19329 static int recurse
= 0;
19332 if (recurse
>= DICT_MAXNEST
)
19334 EMSG(_("E698: variable nested too deep for making a copy"));
19339 switch (from
->v_type
)
19350 to
->v_type
= VAR_LIST
;
19352 if (from
->vval
.v_list
== NULL
)
19353 to
->vval
.v_list
= NULL
;
19354 else if (copyID
!= 0 && from
->vval
.v_list
->lv_copyID
== copyID
)
19356 /* use the copy made earlier */
19357 to
->vval
.v_list
= from
->vval
.v_list
->lv_copylist
;
19358 ++to
->vval
.v_list
->lv_refcount
;
19361 to
->vval
.v_list
= list_copy(from
->vval
.v_list
, deep
, copyID
);
19362 if (to
->vval
.v_list
== NULL
)
19366 to
->v_type
= VAR_DICT
;
19368 if (from
->vval
.v_dict
== NULL
)
19369 to
->vval
.v_dict
= NULL
;
19370 else if (copyID
!= 0 && from
->vval
.v_dict
->dv_copyID
== copyID
)
19372 /* use the copy made earlier */
19373 to
->vval
.v_dict
= from
->vval
.v_dict
->dv_copydict
;
19374 ++to
->vval
.v_dict
->dv_refcount
;
19377 to
->vval
.v_dict
= dict_copy(from
->vval
.v_dict
, deep
, copyID
);
19378 if (to
->vval
.v_dict
== NULL
)
19382 EMSG2(_(e_intern2
), "item_copy()");
19390 * ":echo expr1 ..." print each argument separated with a space, add a
19391 * newline at the end.
19392 * ":echon expr1 ..." print each argument plain.
19398 char_u
*arg
= eap
->arg
;
19402 int needclr
= TRUE
;
19403 int atstart
= TRUE
;
19404 char_u numbuf
[NUMBUFLEN
];
19408 while (*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n' && !got_int
)
19410 /* If eval1() causes an error message the text from the command may
19411 * still need to be cleared. E.g., "echo 22,44". */
19412 need_clr_eos
= needclr
;
19415 if (eval1(&arg
, &rettv
, !eap
->skip
) == FAIL
)
19418 * Report the invalid expression unless the expression evaluation
19419 * has been cancelled due to an aborting error, an interrupt, or an
19423 EMSG2(_(e_invexpr2
), p
);
19424 need_clr_eos
= FALSE
;
19427 need_clr_eos
= FALSE
;
19434 /* Call msg_start() after eval1(), evaluating the expression
19435 * may cause a message to appear. */
19436 if (eap
->cmdidx
== CMD_echo
)
19439 else if (eap
->cmdidx
== CMD_echo
)
19440 msg_puts_attr((char_u
*)" ", echo_attr
);
19441 p
= echo_string(&rettv
, &tofree
, numbuf
, ++current_copyID
);
19443 for ( ; *p
!= NUL
&& !got_int
; ++p
)
19445 if (*p
== '\n' || *p
== '\r' || *p
== TAB
)
19447 if (*p
!= TAB
&& needclr
)
19449 /* remove any text still there from the command */
19453 msg_putchar_attr(*p
, echo_attr
);
19460 int i
= (*mb_ptr2len
)(p
);
19462 (void)msg_outtrans_len_attr(p
, i
, echo_attr
);
19467 (void)msg_outtrans_len_attr(p
, 1, echo_attr
);
19473 arg
= skipwhite(arg
);
19475 eap
->nextcmd
= check_nextcmd(arg
);
19481 /* remove text that may still be there from the command */
19484 if (eap
->cmdidx
== CMD_echo
)
19490 * ":echohl {name}".
19498 id
= syn_name2id(eap
->arg
);
19502 echo_attr
= syn_id2attr(id
);
19506 * ":execute expr1 ..." execute the result of an expression.
19507 * ":echomsg expr1 ..." Print a message
19508 * ":echoerr expr1 ..." Print an error
19509 * Each gets spaces around each argument and a newline at the end for
19516 char_u
*arg
= eap
->arg
;
19524 ga_init2(&ga
, 1, 80);
19528 while (*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n')
19531 if (eval1(&arg
, &rettv
, !eap
->skip
) == FAIL
)
19534 * Report the invalid expression unless the expression evaluation
19535 * has been cancelled due to an aborting error, an interrupt, or an
19539 EMSG2(_(e_invexpr2
), p
);
19546 p
= get_tv_string(&rettv
);
19547 len
= (int)STRLEN(p
);
19548 if (ga_grow(&ga
, len
+ 2) == FAIL
)
19555 ((char_u
*)(ga
.ga_data
))[ga
.ga_len
++] = ' ';
19556 STRCPY((char_u
*)(ga
.ga_data
) + ga
.ga_len
, p
);
19561 arg
= skipwhite(arg
);
19564 if (ret
!= FAIL
&& ga
.ga_data
!= NULL
)
19566 if (eap
->cmdidx
== CMD_echomsg
)
19568 MSG_ATTR(ga
.ga_data
, echo_attr
);
19571 else if (eap
->cmdidx
== CMD_echoerr
)
19573 /* We don't want to abort following commands, restore did_emsg. */
19574 save_did_emsg
= did_emsg
;
19575 EMSG((char_u
*)ga
.ga_data
);
19577 did_emsg
= save_did_emsg
;
19579 else if (eap
->cmdidx
== CMD_execute
)
19580 do_cmdline((char_u
*)ga
.ga_data
,
19581 eap
->getline
, eap
->cookie
, DOCMD_NOWAIT
|DOCMD_VERBOSE
);
19589 eap
->nextcmd
= check_nextcmd(arg
);
19593 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
19594 * "arg" points to the "&" or '+' when called, to "option" when returning.
19595 * Returns NULL when no option name found. Otherwise pointer to the char
19596 * after the option name.
19599 find_option_end(arg
, opt_flags
)
19606 if (*p
== 'g' && p
[1] == ':')
19608 *opt_flags
= OPT_GLOBAL
;
19611 else if (*p
== 'l' && p
[1] == ':')
19613 *opt_flags
= OPT_LOCAL
;
19619 if (!ASCII_ISALPHA(*p
))
19623 if (p
[0] == 't' && p
[1] == '_' && p
[2] != NUL
&& p
[3] != NUL
)
19624 p
+= 4; /* termcap option */
19626 while (ASCII_ISALPHA(*p
))
19641 int saved_did_emsg
;
19642 char_u
*name
= NULL
;
19645 char_u
*line_arg
= NULL
;
19648 int varargs
= FALSE
;
19649 int mustend
= FALSE
;
19654 char_u
*skip_until
= NULL
;
19657 static int func_nr
= 0; /* number for nameless function */
19662 int sourcing_lnum_off
;
19665 * ":function" without argument: list functions.
19667 if (ends_excmd(*eap
->arg
))
19671 todo
= (int)func_hashtab
.ht_used
;
19672 for (hi
= func_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
19674 if (!HASHITEM_EMPTY(hi
))
19678 if (!isdigit(*fp
->uf_name
))
19679 list_func_head(fp
, FALSE
);
19683 eap
->nextcmd
= check_nextcmd(eap
->arg
);
19688 * ":function /pat": list functions matching pattern.
19690 if (*eap
->arg
== '/')
19692 p
= skip_regexp(eap
->arg
+ 1, '/', TRUE
, NULL
);
19695 regmatch_T regmatch
;
19699 regmatch
.regprog
= vim_regcomp(eap
->arg
+ 1, RE_MAGIC
);
19701 if (regmatch
.regprog
!= NULL
)
19703 regmatch
.rm_ic
= p_ic
;
19705 todo
= (int)func_hashtab
.ht_used
;
19706 for (hi
= func_hashtab
.ht_array
; todo
> 0 && !got_int
; ++hi
)
19708 if (!HASHITEM_EMPTY(hi
))
19712 if (!isdigit(*fp
->uf_name
)
19713 && vim_regexec(®match
, fp
->uf_name
, 0))
19714 list_func_head(fp
, FALSE
);
19717 vim_free(regmatch
.regprog
);
19722 eap
->nextcmd
= check_nextcmd(p
);
19727 * Get the function name. There are these situations:
19728 * func normal function name
19729 * "name" == func, "fudi.fd_dict" == NULL
19730 * dict.func new dictionary entry
19731 * "name" == NULL, "fudi.fd_dict" set,
19732 * "fudi.fd_di" == NULL, "fudi.fd_newkey" == func
19733 * dict.func existing dict entry with a Funcref
19734 * "name" == func, "fudi.fd_dict" set,
19735 * "fudi.fd_di" set, "fudi.fd_newkey" == NULL
19736 * dict.func existing dict entry that's not a Funcref
19737 * "name" == NULL, "fudi.fd_dict" set,
19738 * "fudi.fd_di" set, "fudi.fd_newkey" == NULL
19741 name
= trans_function_name(&p
, eap
->skip
, 0, &fudi
);
19742 paren
= (vim_strchr(p
, '(') != NULL
);
19743 if (name
== NULL
&& (fudi
.fd_dict
== NULL
|| !paren
) && !eap
->skip
)
19746 * Return on an invalid expression in braces, unless the expression
19747 * evaluation has been cancelled due to an aborting error, an
19748 * interrupt, or an exception.
19752 if (!eap
->skip
&& fudi
.fd_newkey
!= NULL
)
19753 EMSG2(_(e_dictkey
), fudi
.fd_newkey
);
19754 vim_free(fudi
.fd_newkey
);
19761 /* An error in a function call during evaluation of an expression in magic
19762 * braces should not cause the function not to be defined. */
19763 saved_did_emsg
= did_emsg
;
19767 * ":function func" with only function name: list function.
19771 if (!ends_excmd(*skipwhite(p
)))
19773 EMSG(_(e_trailing
));
19776 eap
->nextcmd
= check_nextcmd(p
);
19777 if (eap
->nextcmd
!= NULL
)
19779 if (!eap
->skip
&& !got_int
)
19781 fp
= find_func(name
);
19784 list_func_head(fp
, TRUE
);
19785 for (j
= 0; j
< fp
->uf_lines
.ga_len
&& !got_int
; ++j
)
19787 if (FUNCLINE(fp
, j
) == NULL
)
19790 msg_outnum((long)(j
+ 1));
19795 msg_prt_line(FUNCLINE(fp
, j
), FALSE
);
19796 out_flush(); /* show a line at a time */
19802 msg_puts((char_u
*)" endfunction");
19806 emsg_funcname(N_("E123: Undefined function: %s"), name
);
19812 * ":function name(arg1, arg2)" Define function.
19819 EMSG2(_("E124: Missing '(': %s"), eap
->arg
);
19822 /* attempt to continue by skipping some text */
19823 if (vim_strchr(p
, '(') != NULL
)
19824 p
= vim_strchr(p
, '(');
19826 p
= skipwhite(p
+ 1);
19828 ga_init2(&newargs
, (int)sizeof(char_u
*), 3);
19829 ga_init2(&newlines
, (int)sizeof(char_u
*), 3);
19833 /* Check the name of the function. Unless it's a dictionary function
19834 * (that we are overwriting). */
19838 arg
= fudi
.fd_newkey
;
19839 if (arg
!= NULL
&& (fudi
.fd_di
== NULL
19840 || fudi
.fd_di
->di_tv
.v_type
!= VAR_FUNC
))
19842 if (*arg
== K_SPECIAL
)
19846 while (arg
[j
] != NUL
&& (j
== 0 ? eval_isnamec1(arg
[j
])
19847 : eval_isnamec(arg
[j
])))
19850 emsg_funcname((char *)e_invarg2
, arg
);
19855 * Isolate the arguments: "arg1, arg2, ...)"
19859 if (p
[0] == '.' && p
[1] == '.' && p
[2] == '.')
19868 while (ASCII_ISALNUM(*p
) || *p
== '_')
19870 if (arg
== p
|| isdigit(*arg
)
19871 || (p
- arg
== 9 && STRNCMP(arg
, "firstline", 9) == 0)
19872 || (p
- arg
== 8 && STRNCMP(arg
, "lastline", 8) == 0))
19875 EMSG2(_("E125: Illegal argument: %s"), arg
);
19878 if (ga_grow(&newargs
, 1) == FAIL
)
19882 arg
= vim_strsave(arg
);
19885 ((char_u
**)(newargs
.ga_data
))[newargs
.ga_len
] = arg
;
19894 if (mustend
&& *p
!= ')')
19897 EMSG2(_(e_invarg2
), eap
->arg
);
19901 ++p
; /* skip the ')' */
19903 /* find extra arguments "range", "dict" and "abort" */
19907 if (STRNCMP(p
, "range", 5) == 0)
19912 else if (STRNCMP(p
, "dict", 4) == 0)
19917 else if (STRNCMP(p
, "abort", 5) == 0)
19926 /* When there is a line break use what follows for the function body.
19927 * Makes 'exe "func Test()\n...\nendfunc"' work. */
19930 else if (*p
!= NUL
&& *p
!= '"' && !eap
->skip
&& !did_emsg
)
19931 EMSG(_(e_trailing
));
19934 * Read the body of the function, until ":endfunction" is found.
19938 /* Check if the function already exists, don't let the user type the
19939 * whole function before telling him it doesn't work! For a script we
19940 * need to skip the body to be able to find what follows. */
19941 if (!eap
->skip
&& !eap
->forceit
)
19943 if (fudi
.fd_dict
!= NULL
&& fudi
.fd_newkey
== NULL
)
19944 EMSG(_(e_funcdict
));
19945 else if (name
!= NULL
&& find_func(name
) != NULL
)
19946 emsg_funcname(e_funcexts
, name
);
19949 if (!eap
->skip
&& did_emsg
)
19952 msg_putchar('\n'); /* don't overwrite the function name */
19953 cmdline_row
= msg_row
;
19961 need_wait_return
= FALSE
;
19962 sourcing_lnum_off
= sourcing_lnum
;
19964 if (line_arg
!= NULL
)
19966 /* Use eap->arg, split up in parts by line breaks. */
19967 theline
= line_arg
;
19968 p
= vim_strchr(theline
, '\n');
19970 line_arg
+= STRLEN(line_arg
);
19977 else if (eap
->getline
== NULL
)
19978 theline
= getcmdline(':', 0L, indent
);
19980 theline
= eap
->getline(':', eap
->cookie
, indent
);
19982 lines_left
= Rows
- 1;
19983 if (theline
== NULL
)
19985 EMSG(_("E126: Missing :endfunction"));
19989 /* Detect line continuation: sourcing_lnum increased more than one. */
19990 if (sourcing_lnum
> sourcing_lnum_off
+ 1)
19991 sourcing_lnum_off
= sourcing_lnum
- sourcing_lnum_off
- 1;
19993 sourcing_lnum_off
= 0;
19995 if (skip_until
!= NULL
)
19997 /* between ":append" and "." and between ":python <<EOF" and "EOF"
19998 * don't check for ":endfunc". */
19999 if (STRCMP(theline
, skip_until
) == 0)
20001 vim_free(skip_until
);
20007 /* skip ':' and blanks*/
20008 for (p
= theline
; vim_iswhite(*p
) || *p
== ':'; ++p
)
20011 /* Check for "endfunction". */
20012 if (checkforcmd(&p
, "endfunction", 4) && nesting
-- == 0)
20014 if (line_arg
== NULL
)
20019 /* Increase indent inside "if", "while", "for" and "try", decrease
20021 if (indent
> 2 && STRNCMP(p
, "end", 3) == 0)
20023 else if (STRNCMP(p
, "if", 2) == 0
20024 || STRNCMP(p
, "wh", 2) == 0
20025 || STRNCMP(p
, "for", 3) == 0
20026 || STRNCMP(p
, "try", 3) == 0)
20029 /* Check for defining a function inside this function. */
20030 if (checkforcmd(&p
, "function", 2))
20033 p
= skipwhite(p
+ 1);
20034 p
+= eval_fname_script(p
);
20035 if (ASCII_ISALPHA(*p
))
20037 vim_free(trans_function_name(&p
, TRUE
, 0, NULL
));
20038 if (*skipwhite(p
) == '(')
20046 /* Check for ":append" or ":insert". */
20047 p
= skip_range(p
, NULL
);
20048 if ((p
[0] == 'a' && (!ASCII_ISALPHA(p
[1]) || p
[1] == 'p'))
20050 && (!ASCII_ISALPHA(p
[1]) || (p
[1] == 'n'
20051 && (!ASCII_ISALPHA(p
[2]) || (p
[2] == 's'))))))
20052 skip_until
= vim_strsave((char_u
*)".");
20054 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
20055 arg
= skipwhite(skiptowhite(p
));
20056 if (arg
[0] == '<' && arg
[1] =='<'
20057 && ((p
[0] == 'p' && p
[1] == 'y'
20058 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 't'))
20059 || (p
[0] == 'p' && p
[1] == 'e'
20060 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 'r'))
20061 || (p
[0] == 't' && p
[1] == 'c'
20062 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 'l'))
20063 || (p
[0] == 'r' && p
[1] == 'u' && p
[2] == 'b'
20064 && (!ASCII_ISALPHA(p
[3]) || p
[3] == 'y'))
20065 || (p
[0] == 'm' && p
[1] == 'z'
20066 && (!ASCII_ISALPHA(p
[2]) || p
[2] == 's'))
20069 /* ":python <<" continues until a dot, like ":append" */
20070 p
= skipwhite(arg
+ 2);
20072 skip_until
= vim_strsave((char_u
*)".");
20074 skip_until
= vim_strsave(p
);
20078 /* Add the line to the function. */
20079 if (ga_grow(&newlines
, 1 + sourcing_lnum_off
) == FAIL
)
20081 if (line_arg
== NULL
)
20086 /* Copy the line to newly allocated memory. get_one_sourceline()
20087 * allocates 250 bytes per line, this saves 80% on average. The cost
20088 * is an extra alloc/free. */
20089 p
= vim_strsave(theline
);
20092 if (line_arg
== NULL
)
20097 ((char_u
**)(newlines
.ga_data
))[newlines
.ga_len
++] = theline
;
20099 /* Add NULL lines for continuation lines, so that the line count is
20100 * equal to the index in the growarray. */
20101 while (sourcing_lnum_off
-- > 0)
20102 ((char_u
**)(newlines
.ga_data
))[newlines
.ga_len
++] = NULL
;
20104 /* Check for end of eap->arg. */
20105 if (line_arg
!= NULL
&& *line_arg
== NUL
)
20109 /* Don't define the function when skipping commands or when an error was
20111 if (eap
->skip
|| did_emsg
)
20115 * If there are no errors, add the function
20117 if (fudi
.fd_dict
== NULL
)
20119 v
= find_var(name
, &ht
);
20120 if (v
!= NULL
&& v
->di_tv
.v_type
== VAR_FUNC
)
20122 emsg_funcname(N_("E707: Function name conflicts with variable: %s"),
20127 fp
= find_func(name
);
20132 emsg_funcname(e_funcexts
, name
);
20135 if (fp
->uf_calls
> 0)
20137 emsg_funcname(N_("E127: Cannot redefine function %s: It is in use"),
20141 /* redefine existing function */
20142 ga_clear_strings(&(fp
->uf_args
));
20143 ga_clear_strings(&(fp
->uf_lines
));
20153 if (fudi
.fd_newkey
== NULL
&& !eap
->forceit
)
20155 EMSG(_(e_funcdict
));
20158 if (fudi
.fd_di
== NULL
)
20160 /* Can't add a function to a locked dictionary */
20161 if (tv_check_lock(fudi
.fd_dict
->dv_lock
, eap
->arg
))
20164 /* Can't change an existing function if it is locked */
20165 else if (tv_check_lock(fudi
.fd_di
->di_tv
.v_lock
, eap
->arg
))
20168 /* Give the function a sequential number. Can only be used with a
20171 sprintf(numbuf
, "%d", ++func_nr
);
20172 name
= vim_strsave((char_u
*)numbuf
);
20179 if (fudi
.fd_dict
== NULL
&& vim_strchr(name
, AUTOLOAD_CHAR
) != NULL
)
20182 char_u
*scriptname
;
20184 /* Check that the autoload name matches the script name. */
20186 if (sourcing_name
!= NULL
)
20188 scriptname
= autoload_name(name
);
20189 if (scriptname
!= NULL
)
20191 p
= vim_strchr(scriptname
, '/');
20192 plen
= (int)STRLEN(p
);
20193 slen
= (int)STRLEN(sourcing_name
);
20194 if (slen
> plen
&& fnamecmp(p
,
20195 sourcing_name
+ slen
- plen
) == 0)
20197 vim_free(scriptname
);
20202 EMSG2(_("E746: Function name does not match script file name: %s"), name
);
20207 fp
= (ufunc_T
*)alloc((unsigned)(sizeof(ufunc_T
) + STRLEN(name
)));
20211 if (fudi
.fd_dict
!= NULL
)
20213 if (fudi
.fd_di
== NULL
)
20215 /* add new dict entry */
20216 fudi
.fd_di
= dictitem_alloc(fudi
.fd_newkey
);
20217 if (fudi
.fd_di
== NULL
)
20222 if (dict_add(fudi
.fd_dict
, fudi
.fd_di
) == FAIL
)
20224 vim_free(fudi
.fd_di
);
20230 /* overwrite existing dict entry */
20231 clear_tv(&fudi
.fd_di
->di_tv
);
20232 fudi
.fd_di
->di_tv
.v_type
= VAR_FUNC
;
20233 fudi
.fd_di
->di_tv
.v_lock
= 0;
20234 fudi
.fd_di
->di_tv
.vval
.v_string
= vim_strsave(name
);
20235 fp
->uf_refcount
= 1;
20237 /* behave like "dict" was used */
20241 /* insert the new function in the function list */
20242 STRCPY(fp
->uf_name
, name
);
20243 hash_add(&func_hashtab
, UF2HIKEY(fp
));
20245 fp
->uf_args
= newargs
;
20246 fp
->uf_lines
= newlines
;
20247 #ifdef FEAT_PROFILE
20248 fp
->uf_tml_count
= NULL
;
20249 fp
->uf_tml_total
= NULL
;
20250 fp
->uf_tml_self
= NULL
;
20251 fp
->uf_profiling
= FALSE
;
20252 if (prof_def_func())
20253 func_do_profile(fp
);
20255 fp
->uf_varargs
= varargs
;
20256 fp
->uf_flags
= flags
;
20258 fp
->uf_script_ID
= current_SID
;
20262 ga_clear_strings(&newargs
);
20263 ga_clear_strings(&newlines
);
20265 vim_free(skip_until
);
20266 vim_free(fudi
.fd_newkey
);
20268 did_emsg
|= saved_did_emsg
;
20272 * Get a function name, translating "<SID>" and "<SNR>".
20273 * Also handles a Funcref in a List or Dictionary.
20274 * Returns the function name in allocated memory, or NULL for failure.
20276 * TFN_INT: internal function name OK
20277 * TFN_QUIET: be quiet
20278 * Advances "pp" to just after the function name (if no error).
20281 trans_function_name(pp
, skip
, flags
, fdp
)
20283 int skip
; /* only find the end, don't evaluate */
20285 funcdict_T
*fdp
; /* return: info about dictionary used */
20287 char_u
*name
= NULL
;
20291 char_u sid_buf
[20];
20296 vim_memset(fdp
, 0, sizeof(funcdict_T
));
20299 /* Check for hard coded <SNR>: already translated function ID (from a user
20301 if ((*pp
)[0] == K_SPECIAL
&& (*pp
)[1] == KS_EXTRA
20302 && (*pp
)[2] == (int)KE_SNR
)
20305 len
= get_id_len(pp
) + 3;
20306 return vim_strnsave(start
, len
);
20309 /* A name starting with "<SID>" or "<SNR>" is local to a script. But
20310 * don't skip over "s:", get_lval() needs it for "s:dict.func". */
20311 lead
= eval_fname_script(start
);
20315 end
= get_lval(start
, NULL
, &lv
, FALSE
, skip
, flags
& TFN_QUIET
,
20316 lead
> 2 ? 0 : FNE_CHECK_START
);
20320 EMSG(_("E129: Function name required"));
20323 if (end
== NULL
|| (lv
.ll_tv
!= NULL
&& (lead
> 2 || lv
.ll_range
)))
20326 * Report an invalid expression in braces, unless the expression
20327 * evaluation has been cancelled due to an aborting error, an
20328 * interrupt, or an exception.
20333 EMSG2(_(e_invarg2
), start
);
20336 *pp
= find_name_end(start
, NULL
, NULL
, FNE_INCL_BR
);
20340 if (lv
.ll_tv
!= NULL
)
20344 fdp
->fd_dict
= lv
.ll_dict
;
20345 fdp
->fd_newkey
= lv
.ll_newkey
;
20346 lv
.ll_newkey
= NULL
;
20347 fdp
->fd_di
= lv
.ll_di
;
20349 if (lv
.ll_tv
->v_type
== VAR_FUNC
&& lv
.ll_tv
->vval
.v_string
!= NULL
)
20351 name
= vim_strsave(lv
.ll_tv
->vval
.v_string
);
20356 if (!skip
&& !(flags
& TFN_QUIET
) && (fdp
== NULL
20357 || lv
.ll_dict
== NULL
|| fdp
->fd_newkey
== NULL
))
20358 EMSG(_(e_funcref
));
20366 if (lv
.ll_name
== NULL
)
20368 /* Error found, but continue after the function name. */
20373 /* Check if the name is a Funcref. If so, use the value. */
20374 if (lv
.ll_exp_name
!= NULL
)
20376 len
= (int)STRLEN(lv
.ll_exp_name
);
20377 name
= deref_func_name(lv
.ll_exp_name
, &len
);
20378 if (name
== lv
.ll_exp_name
)
20383 len
= (int)(end
- *pp
);
20384 name
= deref_func_name(*pp
, &len
);
20390 name
= vim_strsave(name
);
20395 if (lv
.ll_exp_name
!= NULL
)
20397 len
= (int)STRLEN(lv
.ll_exp_name
);
20398 if (lead
<= 2 && lv
.ll_name
== lv
.ll_exp_name
20399 && STRNCMP(lv
.ll_name
, "s:", 2) == 0)
20401 /* When there was "s:" already or the name expanded to get a
20402 * leading "s:" then remove it. */
20410 if (lead
== 2) /* skip over "s:" */
20412 len
= (int)(end
- lv
.ll_name
);
20416 * Copy the function name to allocated memory.
20417 * Accept <SID>name() inside a script, translate into <SNR>123_name().
20418 * Accept <SNR>123_name() outside a script.
20421 lead
= 0; /* do nothing */
20425 if ((lv
.ll_exp_name
!= NULL
&& eval_fname_sid(lv
.ll_exp_name
))
20426 || eval_fname_sid(*pp
))
20428 /* It's "s:" or "<SID>" */
20429 if (current_SID
<= 0)
20431 EMSG(_(e_usingsid
));
20434 sprintf((char *)sid_buf
, "%ld_", (long)current_SID
);
20435 lead
+= (int)STRLEN(sid_buf
);
20438 else if (!(flags
& TFN_INT
) && builtin_function(lv
.ll_name
))
20440 EMSG2(_("E128: Function name must start with a capital or contain a colon: %s"), lv
.ll_name
);
20443 name
= alloc((unsigned)(len
+ lead
+ 1));
20448 name
[0] = K_SPECIAL
;
20449 name
[1] = KS_EXTRA
;
20450 name
[2] = (int)KE_SNR
;
20451 if (lead
> 3) /* If it's "<SID>" */
20452 STRCPY(name
+ 3, sid_buf
);
20454 mch_memmove(name
+ lead
, lv
.ll_name
, (size_t)len
);
20455 name
[len
+ lead
] = NUL
;
20465 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
20466 * Return 2 if "p" starts with "s:".
20467 * Return 0 otherwise.
20470 eval_fname_script(p
)
20473 if (p
[0] == '<' && (STRNICMP(p
+ 1, "SID>", 4) == 0
20474 || STRNICMP(p
+ 1, "SNR>", 4) == 0))
20476 if (p
[0] == 's' && p
[1] == ':')
20482 * Return TRUE if "p" starts with "<SID>" or "s:".
20483 * Only works if eval_fname_script() returned non-zero for "p"!
20489 return (*p
== 's' || TOUPPER_ASC(p
[2]) == 'I');
20493 * List the head of the function: "name(arg1, arg2)".
20496 list_func_head(fp
, indent
)
20505 MSG_PUTS("function ");
20506 if (fp
->uf_name
[0] == K_SPECIAL
)
20508 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8
));
20509 msg_puts(fp
->uf_name
+ 3);
20512 msg_puts(fp
->uf_name
);
20514 for (j
= 0; j
< fp
->uf_args
.ga_len
; ++j
)
20518 msg_puts(FUNCARG(fp
, j
));
20520 if (fp
->uf_varargs
)
20529 last_set_msg(fp
->uf_script_ID
);
20533 * Find a function by name, return pointer to it in ufuncs.
20534 * Return NULL for unknown function.
20542 hi
= hash_find(&func_hashtab
, name
);
20543 if (!HASHITEM_EMPTY(hi
))
20548 #if defined(EXITFREE) || defined(PROTO)
20550 free_all_functions()
20554 /* Need to start all over every time, because func_free() may change the
20556 while (func_hashtab
.ht_used
> 0)
20557 for (hi
= func_hashtab
.ht_array
; ; ++hi
)
20558 if (!HASHITEM_EMPTY(hi
))
20560 func_free(HI2UF(hi
));
20567 * Return TRUE if a function "name" exists.
20570 function_exists(name
)
20577 p
= trans_function_name(&nm
, FALSE
, TFN_INT
|TFN_QUIET
, NULL
);
20578 nm
= skipwhite(nm
);
20580 /* Only accept "funcname", "funcname ", "funcname (..." and
20581 * "funcname(...", not "funcname!...". */
20582 if (p
!= NULL
&& (*nm
== NUL
|| *nm
== '('))
20584 if (builtin_function(p
))
20585 n
= (find_internal_func(p
) >= 0);
20587 n
= (find_func(p
) != NULL
);
20594 * Return TRUE if "name" looks like a builtin function name: starts with a
20595 * lower case letter and doesn't contain a ':' or AUTOLOAD_CHAR.
20598 builtin_function(name
)
20601 return ASCII_ISLOWER(name
[0]) && vim_strchr(name
, ':') == NULL
20602 && vim_strchr(name
, AUTOLOAD_CHAR
) == NULL
;
20605 #if defined(FEAT_PROFILE) || defined(PROTO)
20607 * Start profiling function "fp".
20610 func_do_profile(fp
)
20613 fp
->uf_tm_count
= 0;
20614 profile_zero(&fp
->uf_tm_self
);
20615 profile_zero(&fp
->uf_tm_total
);
20616 if (fp
->uf_tml_count
== NULL
)
20617 fp
->uf_tml_count
= (int *)alloc_clear((unsigned)
20618 (sizeof(int) * fp
->uf_lines
.ga_len
));
20619 if (fp
->uf_tml_total
== NULL
)
20620 fp
->uf_tml_total
= (proftime_T
*)alloc_clear((unsigned)
20621 (sizeof(proftime_T
) * fp
->uf_lines
.ga_len
));
20622 if (fp
->uf_tml_self
== NULL
)
20623 fp
->uf_tml_self
= (proftime_T
*)alloc_clear((unsigned)
20624 (sizeof(proftime_T
) * fp
->uf_lines
.ga_len
));
20625 fp
->uf_tml_idx
= -1;
20626 if (fp
->uf_tml_count
== NULL
|| fp
->uf_tml_total
== NULL
20627 || fp
->uf_tml_self
== NULL
)
20628 return; /* out of memory */
20630 fp
->uf_profiling
= TRUE
;
20634 * Dump the profiling results for all functions in file "fd".
20637 func_dump_profile(fd
)
20647 todo
= (int)func_hashtab
.ht_used
;
20649 return; /* nothing to dump */
20651 sorttab
= (ufunc_T
**)alloc((unsigned)(sizeof(ufunc_T
) * todo
));
20653 for (hi
= func_hashtab
.ht_array
; todo
> 0; ++hi
)
20655 if (!HASHITEM_EMPTY(hi
))
20659 if (fp
->uf_profiling
)
20661 if (sorttab
!= NULL
)
20662 sorttab
[st_len
++] = fp
;
20664 if (fp
->uf_name
[0] == K_SPECIAL
)
20665 fprintf(fd
, "FUNCTION <SNR>%s()\n", fp
->uf_name
+ 3);
20667 fprintf(fd
, "FUNCTION %s()\n", fp
->uf_name
);
20668 if (fp
->uf_tm_count
== 1)
20669 fprintf(fd
, "Called 1 time\n");
20671 fprintf(fd
, "Called %d times\n", fp
->uf_tm_count
);
20672 fprintf(fd
, "Total time: %s\n", profile_msg(&fp
->uf_tm_total
));
20673 fprintf(fd
, " Self time: %s\n", profile_msg(&fp
->uf_tm_self
));
20675 fprintf(fd
, "count total (s) self (s)\n");
20677 for (i
= 0; i
< fp
->uf_lines
.ga_len
; ++i
)
20679 if (FUNCLINE(fp
, i
) == NULL
)
20681 prof_func_line(fd
, fp
->uf_tml_count
[i
],
20682 &fp
->uf_tml_total
[i
], &fp
->uf_tml_self
[i
], TRUE
);
20683 fprintf(fd
, "%s\n", FUNCLINE(fp
, i
));
20690 if (sorttab
!= NULL
&& st_len
> 0)
20692 qsort((void *)sorttab
, (size_t)st_len
, sizeof(ufunc_T
*),
20694 prof_sort_list(fd
, sorttab
, st_len
, "TOTAL", FALSE
);
20695 qsort((void *)sorttab
, (size_t)st_len
, sizeof(ufunc_T
*),
20697 prof_sort_list(fd
, sorttab
, st_len
, "SELF", TRUE
);
20704 prof_sort_list(fd
, sorttab
, st_len
, title
, prefer_self
)
20709 int prefer_self
; /* when equal print only self time */
20714 fprintf(fd
, "FUNCTIONS SORTED ON %s TIME\n", title
);
20715 fprintf(fd
, "count total (s) self (s) function\n");
20716 for (i
= 0; i
< 20 && i
< st_len
; ++i
)
20719 prof_func_line(fd
, fp
->uf_tm_count
, &fp
->uf_tm_total
, &fp
->uf_tm_self
,
20721 if (fp
->uf_name
[0] == K_SPECIAL
)
20722 fprintf(fd
, " <SNR>%s()\n", fp
->uf_name
+ 3);
20724 fprintf(fd
, " %s()\n", fp
->uf_name
);
20730 * Print the count and times for one function or function line.
20733 prof_func_line(fd
, count
, total
, self
, prefer_self
)
20738 int prefer_self
; /* when equal print only self time */
20742 fprintf(fd
, "%5d ", count
);
20743 if (prefer_self
&& profile_equal(total
, self
))
20746 fprintf(fd
, "%s ", profile_msg(total
));
20747 if (!prefer_self
&& profile_equal(total
, self
))
20750 fprintf(fd
, "%s ", profile_msg(self
));
20757 * Compare function for total time sorting.
20760 #ifdef __BORLANDC__
20763 prof_total_cmp(s1
, s2
)
20769 p1
= *(ufunc_T
**)s1
;
20770 p2
= *(ufunc_T
**)s2
;
20771 return profile_cmp(&p1
->uf_tm_total
, &p2
->uf_tm_total
);
20775 * Compare function for self time sorting.
20778 #ifdef __BORLANDC__
20781 prof_self_cmp(s1
, s2
)
20787 p1
= *(ufunc_T
**)s1
;
20788 p2
= *(ufunc_T
**)s2
;
20789 return profile_cmp(&p1
->uf_tm_self
, &p2
->uf_tm_self
);
20795 * If "name" has a package name try autoloading the script for it.
20796 * Return TRUE if a package was loaded.
20799 script_autoload(name
, reload
)
20801 int reload
; /* load script again when already loaded */
20804 char_u
*scriptname
, *tofree
;
20808 /* If there is no '#' after name[0] there is no package name. */
20809 p
= vim_strchr(name
, AUTOLOAD_CHAR
);
20810 if (p
== NULL
|| p
== name
)
20813 tofree
= scriptname
= autoload_name(name
);
20815 /* Find the name in the list of previously loaded package names. Skip
20816 * "autoload/", it's always the same. */
20817 for (i
= 0; i
< ga_loaded
.ga_len
; ++i
)
20818 if (STRCMP(((char_u
**)ga_loaded
.ga_data
)[i
] + 9, scriptname
+ 9) == 0)
20820 if (!reload
&& i
< ga_loaded
.ga_len
)
20821 ret
= FALSE
; /* was loaded already */
20824 /* Remember the name if it wasn't loaded already. */
20825 if (i
== ga_loaded
.ga_len
&& ga_grow(&ga_loaded
, 1) == OK
)
20827 ((char_u
**)ga_loaded
.ga_data
)[ga_loaded
.ga_len
++] = scriptname
;
20831 /* Try loading the package from $VIMRUNTIME/autoload/<name>.vim */
20832 if (source_runtime(scriptname
, FALSE
) == OK
)
20841 * Return the autoload script name for a function or variable name.
20842 * Returns NULL when out of memory.
20845 autoload_name(name
)
20849 char_u
*scriptname
;
20851 /* Get the script file name: replace '#' with '/', append ".vim". */
20852 scriptname
= alloc((unsigned)(STRLEN(name
) + 14));
20853 if (scriptname
== NULL
)
20855 STRCPY(scriptname
, "autoload/");
20856 STRCAT(scriptname
, name
);
20857 *vim_strrchr(scriptname
, AUTOLOAD_CHAR
) = NUL
;
20858 STRCAT(scriptname
, ".vim");
20859 while ((p
= vim_strchr(scriptname
, AUTOLOAD_CHAR
)) != NULL
)
20864 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
20867 * Function given to ExpandGeneric() to obtain the list of user defined
20871 get_user_func_name(xp
, idx
)
20875 static long_u done
;
20876 static hashitem_T
*hi
;
20882 hi
= func_hashtab
.ht_array
;
20884 if (done
< func_hashtab
.ht_used
)
20888 while (HASHITEM_EMPTY(hi
))
20892 if (STRLEN(fp
->uf_name
) + 4 >= IOSIZE
)
20893 return fp
->uf_name
; /* prevents overflow */
20895 cat_func_name(IObuff
, fp
);
20896 if (xp
->xp_context
!= EXPAND_USER_FUNC
)
20898 STRCAT(IObuff
, "(");
20899 if (!fp
->uf_varargs
&& fp
->uf_args
.ga_len
== 0)
20900 STRCAT(IObuff
, ")");
20907 #endif /* FEAT_CMDL_COMPL */
20910 * Copy the function name of "fp" to buffer "buf".
20911 * "buf" must be able to hold the function name plus three bytes.
20912 * Takes care of script-local function names.
20915 cat_func_name(buf
, fp
)
20919 if (fp
->uf_name
[0] == K_SPECIAL
)
20921 STRCPY(buf
, "<SNR>");
20922 STRCAT(buf
, fp
->uf_name
+ 3);
20925 STRCPY(buf
, fp
->uf_name
);
20929 * ":delfunction {name}"
20932 ex_delfunction(eap
)
20935 ufunc_T
*fp
= NULL
;
20941 name
= trans_function_name(&p
, eap
->skip
, 0, &fudi
);
20942 vim_free(fudi
.fd_newkey
);
20945 if (fudi
.fd_dict
!= NULL
&& !eap
->skip
)
20946 EMSG(_(e_funcref
));
20949 if (!ends_excmd(*skipwhite(p
)))
20952 EMSG(_(e_trailing
));
20955 eap
->nextcmd
= check_nextcmd(p
);
20956 if (eap
->nextcmd
!= NULL
)
20960 fp
= find_func(name
);
20967 EMSG2(_(e_nofunc
), eap
->arg
);
20970 if (fp
->uf_calls
> 0)
20972 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap
->arg
);
20976 if (fudi
.fd_dict
!= NULL
)
20978 /* Delete the dict item that refers to the function, it will
20979 * invoke func_unref() and possibly delete the function. */
20980 dictitem_remove(fudi
.fd_dict
, fudi
.fd_di
);
20988 * Free a function and remove it from the list of functions.
20996 /* clear this function */
20997 ga_clear_strings(&(fp
->uf_args
));
20998 ga_clear_strings(&(fp
->uf_lines
));
20999 #ifdef FEAT_PROFILE
21000 vim_free(fp
->uf_tml_count
);
21001 vim_free(fp
->uf_tml_total
);
21002 vim_free(fp
->uf_tml_self
);
21005 /* remove the function from the function hashtable */
21006 hi
= hash_find(&func_hashtab
, UF2HIKEY(fp
));
21007 if (HASHITEM_EMPTY(hi
))
21008 EMSG2(_(e_intern2
), "func_free()");
21010 hash_remove(&func_hashtab
, hi
);
21016 * Unreference a Function: decrement the reference count and free it when it
21017 * becomes zero. Only for numbered functions.
21025 if (name
!= NULL
&& isdigit(*name
))
21027 fp
= find_func(name
);
21029 EMSG2(_(e_intern2
), "func_unref()");
21030 else if (--fp
->uf_refcount
<= 0)
21032 /* Only delete it when it's not being used. Otherwise it's done
21033 * when "uf_calls" becomes zero. */
21034 if (fp
->uf_calls
== 0)
21041 * Count a reference to a Function.
21049 if (name
!= NULL
&& isdigit(*name
))
21051 fp
= find_func(name
);
21053 EMSG2(_(e_intern2
), "func_ref()");
21060 * Call a user function.
21063 call_user_func(fp
, argcount
, argvars
, rettv
, firstline
, lastline
, selfdict
)
21064 ufunc_T
*fp
; /* pointer to function */
21065 int argcount
; /* nr of args */
21066 typval_T
*argvars
; /* arguments */
21067 typval_T
*rettv
; /* return value */
21068 linenr_T firstline
; /* first line of range */
21069 linenr_T lastline
; /* last line of range */
21070 dict_T
*selfdict
; /* Dictionary for "self" */
21072 char_u
*save_sourcing_name
;
21073 linenr_T save_sourcing_lnum
;
21074 scid_T save_current_SID
;
21077 static int depth
= 0;
21079 int fixvar_idx
= 0; /* index in fixvar[] */
21082 char_u numbuf
[NUMBUFLEN
];
21084 #ifdef FEAT_PROFILE
21085 proftime_T wait_start
;
21086 proftime_T call_start
;
21089 /* If depth of calling is getting too high, don't execute the function */
21090 if (depth
>= p_mfd
)
21092 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
21093 rettv
->v_type
= VAR_NUMBER
;
21094 rettv
->vval
.v_number
= -1;
21099 line_breakcheck(); /* check for CTRL-C hit */
21101 fc
= (funccall_T
*)alloc(sizeof(funccall_T
));
21102 fc
->caller
= current_funccal
;
21103 current_funccal
= fc
;
21106 rettv
->vval
.v_number
= 0;
21108 fc
->returned
= FALSE
;
21109 fc
->level
= ex_nesting_level
;
21110 /* Check if this function has a breakpoint. */
21111 fc
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
, (linenr_T
)0);
21112 fc
->dbg_tick
= debug_tick
;
21115 * Note about using fc->fixvar[]: This is an array of FIXVAR_CNT variables
21116 * with names up to VAR_SHORT_LEN long. This avoids having to alloc/free
21117 * each argument variable and saves a lot of time.
21120 * Init l: variables.
21122 init_var_dict(&fc
->l_vars
, &fc
->l_vars_var
);
21123 if (selfdict
!= NULL
)
21125 /* Set l:self to "selfdict". Use "name" to avoid a warning from
21126 * some compiler that checks the destination size. */
21127 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21129 STRCPY(name
, "self");
21130 v
->di_flags
= DI_FLAGS_RO
+ DI_FLAGS_FIX
;
21131 hash_add(&fc
->l_vars
.dv_hashtab
, DI2HIKEY(v
));
21132 v
->di_tv
.v_type
= VAR_DICT
;
21133 v
->di_tv
.v_lock
= 0;
21134 v
->di_tv
.vval
.v_dict
= selfdict
;
21135 ++selfdict
->dv_refcount
;
21139 * Init a: variables.
21140 * Set a:0 to "argcount".
21141 * Set a:000 to a list with room for the "..." arguments.
21143 init_var_dict(&fc
->l_avars
, &fc
->l_avars_var
);
21144 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "0",
21145 (varnumber_T
)(argcount
- fp
->uf_args
.ga_len
));
21146 /* Use "name" to avoid a warning from some compiler that checks the
21147 * destination size. */
21148 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21150 STRCPY(name
, "000");
21151 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21152 hash_add(&fc
->l_avars
.dv_hashtab
, DI2HIKEY(v
));
21153 v
->di_tv
.v_type
= VAR_LIST
;
21154 v
->di_tv
.v_lock
= VAR_FIXED
;
21155 v
->di_tv
.vval
.v_list
= &fc
->l_varlist
;
21156 vim_memset(&fc
->l_varlist
, 0, sizeof(list_T
));
21157 fc
->l_varlist
.lv_refcount
= DO_NOT_FREE_CNT
;
21158 fc
->l_varlist
.lv_lock
= VAR_FIXED
;
21161 * Set a:firstline to "firstline" and a:lastline to "lastline".
21162 * Set a:name to named arguments.
21163 * Set a:N to the "..." arguments.
21165 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "firstline",
21166 (varnumber_T
)firstline
);
21167 add_nr_var(&fc
->l_avars
, &fc
->fixvar
[fixvar_idx
++].var
, "lastline",
21168 (varnumber_T
)lastline
);
21169 for (i
= 0; i
< argcount
; ++i
)
21171 ai
= i
- fp
->uf_args
.ga_len
;
21173 /* named argument a:name */
21174 name
= FUNCARG(fp
, i
);
21177 /* "..." argument a:1, a:2, etc. */
21178 sprintf((char *)numbuf
, "%d", ai
+ 1);
21181 if (fixvar_idx
< FIXVAR_CNT
&& STRLEN(name
) <= VAR_SHORT_LEN
)
21183 v
= &fc
->fixvar
[fixvar_idx
++].var
;
21184 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21188 v
= (dictitem_T
*)alloc((unsigned)(sizeof(dictitem_T
)
21192 v
->di_flags
= DI_FLAGS_RO
;
21194 STRCPY(v
->di_key
, name
);
21195 hash_add(&fc
->l_avars
.dv_hashtab
, DI2HIKEY(v
));
21197 /* Note: the values are copied directly to avoid alloc/free.
21198 * "argvars" must have VAR_FIXED for v_lock. */
21199 v
->di_tv
= argvars
[i
];
21200 v
->di_tv
.v_lock
= VAR_FIXED
;
21202 if (ai
>= 0 && ai
< MAX_FUNC_ARGS
)
21204 list_append(&fc
->l_varlist
, &fc
->l_listitems
[ai
]);
21205 fc
->l_listitems
[ai
].li_tv
= argvars
[i
];
21206 fc
->l_listitems
[ai
].li_tv
.v_lock
= VAR_FIXED
;
21210 /* Don't redraw while executing the function. */
21211 ++RedrawingDisabled
;
21212 save_sourcing_name
= sourcing_name
;
21213 save_sourcing_lnum
= sourcing_lnum
;
21215 sourcing_name
= alloc((unsigned)((save_sourcing_name
== NULL
? 0
21216 : STRLEN(save_sourcing_name
)) + STRLEN(fp
->uf_name
) + 13));
21217 if (sourcing_name
!= NULL
)
21219 if (save_sourcing_name
!= NULL
21220 && STRNCMP(save_sourcing_name
, "function ", 9) == 0)
21221 sprintf((char *)sourcing_name
, "%s..", save_sourcing_name
);
21223 STRCPY(sourcing_name
, "function ");
21224 cat_func_name(sourcing_name
+ STRLEN(sourcing_name
), fp
);
21226 if (p_verbose
>= 12)
21229 verbose_enter_scroll();
21231 smsg((char_u
*)_("calling %s"), sourcing_name
);
21232 if (p_verbose
>= 14)
21234 char_u buf
[MSG_BUF_LEN
];
21235 char_u numbuf2
[NUMBUFLEN
];
21239 msg_puts((char_u
*)"(");
21240 for (i
= 0; i
< argcount
; ++i
)
21243 msg_puts((char_u
*)", ");
21244 if (argvars
[i
].v_type
== VAR_NUMBER
)
21245 msg_outnum((long)argvars
[i
].vval
.v_number
);
21248 s
= tv2string(&argvars
[i
], &tofree
, numbuf2
, 0);
21251 trunc_string(s
, buf
, MSG_BUF_CLEN
);
21257 msg_puts((char_u
*)")");
21259 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21261 verbose_leave_scroll();
21265 #ifdef FEAT_PROFILE
21266 if (do_profiling
== PROF_YES
)
21268 if (!fp
->uf_profiling
&& has_profiling(FALSE
, fp
->uf_name
, NULL
))
21269 func_do_profile(fp
);
21270 if (fp
->uf_profiling
21271 || (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
))
21274 profile_start(&call_start
);
21275 profile_zero(&fp
->uf_tm_children
);
21277 script_prof_save(&wait_start
);
21281 save_current_SID
= current_SID
;
21282 current_SID
= fp
->uf_script_ID
;
21283 save_did_emsg
= did_emsg
;
21286 /* call do_cmdline() to execute the lines */
21287 do_cmdline(NULL
, get_func_line
, (void *)fc
,
21288 DOCMD_NOWAIT
|DOCMD_VERBOSE
|DOCMD_REPEAT
);
21290 --RedrawingDisabled
;
21292 /* when the function was aborted because of an error, return -1 */
21293 if ((did_emsg
&& (fp
->uf_flags
& FC_ABORT
)) || rettv
->v_type
== VAR_UNKNOWN
)
21296 rettv
->v_type
= VAR_NUMBER
;
21297 rettv
->vval
.v_number
= -1;
21300 #ifdef FEAT_PROFILE
21301 if (do_profiling
== PROF_YES
&& (fp
->uf_profiling
21302 || (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
)))
21304 profile_end(&call_start
);
21305 profile_sub_wait(&wait_start
, &call_start
);
21306 profile_add(&fp
->uf_tm_total
, &call_start
);
21307 profile_self(&fp
->uf_tm_self
, &call_start
, &fp
->uf_tm_children
);
21308 if (fc
->caller
!= NULL
&& fc
->caller
->func
->uf_profiling
)
21310 profile_add(&fc
->caller
->func
->uf_tm_children
, &call_start
);
21311 profile_add(&fc
->caller
->func
->uf_tml_children
, &call_start
);
21316 /* when being verbose, mention the return value */
21317 if (p_verbose
>= 12)
21320 verbose_enter_scroll();
21323 smsg((char_u
*)_("%s aborted"), sourcing_name
);
21324 else if (fc
->rettv
->v_type
== VAR_NUMBER
)
21325 smsg((char_u
*)_("%s returning #%ld"), sourcing_name
,
21326 (long)fc
->rettv
->vval
.v_number
);
21329 char_u buf
[MSG_BUF_LEN
];
21330 char_u numbuf2
[NUMBUFLEN
];
21334 /* The value may be very long. Skip the middle part, so that we
21335 * have some idea how it starts and ends. smsg() would always
21336 * truncate it at the end. */
21337 s
= tv2string(fc
->rettv
, &tofree
, numbuf2
, 0);
21340 trunc_string(s
, buf
, MSG_BUF_CLEN
);
21341 smsg((char_u
*)_("%s returning %s"), sourcing_name
, buf
);
21345 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21347 verbose_leave_scroll();
21351 vim_free(sourcing_name
);
21352 sourcing_name
= save_sourcing_name
;
21353 sourcing_lnum
= save_sourcing_lnum
;
21354 current_SID
= save_current_SID
;
21355 #ifdef FEAT_PROFILE
21356 if (do_profiling
== PROF_YES
)
21357 script_prof_restore(&wait_start
);
21360 if (p_verbose
>= 12 && sourcing_name
!= NULL
)
21363 verbose_enter_scroll();
21365 smsg((char_u
*)_("continuing in %s"), sourcing_name
);
21366 msg_puts((char_u
*)"\n"); /* don't overwrite this either */
21368 verbose_leave_scroll();
21372 did_emsg
|= save_did_emsg
;
21373 current_funccal
= fc
->caller
;
21376 /* if the a:000 list and the a: dict are not referenced we can free the
21377 * funccall_T and what's in it. */
21378 if (fc
->l_varlist
.lv_refcount
== DO_NOT_FREE_CNT
21379 && fc
->l_vars
.dv_refcount
== DO_NOT_FREE_CNT
21380 && fc
->l_avars
.dv_refcount
== DO_NOT_FREE_CNT
)
21382 free_funccal(fc
, FALSE
);
21390 /* "fc" is still in use. This can happen when returning "a:000" or
21391 * assigning "l:" to a global variable.
21392 * Link "fc" in the list for garbage collection later. */
21393 fc
->caller
= previous_funccal
;
21394 previous_funccal
= fc
;
21396 /* Make a copy of the a: variables, since we didn't do that above. */
21397 todo
= (int)fc
->l_avars
.dv_hashtab
.ht_used
;
21398 for (hi
= fc
->l_avars
.dv_hashtab
.ht_array
; todo
> 0; ++hi
)
21400 if (!HASHITEM_EMPTY(hi
))
21404 copy_tv(&v
->di_tv
, &v
->di_tv
);
21408 /* Make a copy of the a:000 items, since we didn't do that above. */
21409 for (li
= fc
->l_varlist
.lv_first
; li
!= NULL
; li
= li
->li_next
)
21410 copy_tv(&li
->li_tv
, &li
->li_tv
);
21415 * Return TRUE if items in "fc" do not have "copyID". That means they are not
21416 * referenced from anywhere.
21419 can_free_funccal(fc
, copyID
)
21423 return (fc
->l_varlist
.lv_copyID
!= copyID
21424 && fc
->l_vars
.dv_copyID
!= copyID
21425 && fc
->l_avars
.dv_copyID
!= copyID
);
21429 * Free "fc" and what it contains.
21432 free_funccal(fc
, free_val
)
21434 int free_val
; /* a: vars were allocated */
21438 /* The a: variables typevals may not have been allocated, only free the
21439 * allocated variables. */
21440 vars_clear_ext(&fc
->l_avars
.dv_hashtab
, free_val
);
21442 /* free all l: variables */
21443 vars_clear(&fc
->l_vars
.dv_hashtab
);
21445 /* Free the a:000 variables if they were allocated. */
21447 for (li
= fc
->l_varlist
.lv_first
; li
!= NULL
; li
= li
->li_next
)
21448 clear_tv(&li
->li_tv
);
21454 * Add a number variable "name" to dict "dp" with value "nr".
21457 add_nr_var(dp
, v
, name
, nr
)
21463 STRCPY(v
->di_key
, name
);
21464 v
->di_flags
= DI_FLAGS_RO
| DI_FLAGS_FIX
;
21465 hash_add(&dp
->dv_hashtab
, DI2HIKEY(v
));
21466 v
->di_tv
.v_type
= VAR_NUMBER
;
21467 v
->di_tv
.v_lock
= VAR_FIXED
;
21468 v
->di_tv
.vval
.v_number
= nr
;
21478 char_u
*arg
= eap
->arg
;
21480 int returning
= FALSE
;
21482 if (current_funccal
== NULL
)
21484 EMSG(_("E133: :return not inside a function"));
21491 eap
->nextcmd
= NULL
;
21492 if ((*arg
!= NUL
&& *arg
!= '|' && *arg
!= '\n')
21493 && eval0(arg
, &rettv
, &eap
->nextcmd
, !eap
->skip
) != FAIL
)
21496 returning
= do_return(eap
, FALSE
, TRUE
, &rettv
);
21500 /* It's safer to return also on error. */
21501 else if (!eap
->skip
)
21504 * Return unless the expression evaluation has been cancelled due to an
21505 * aborting error, an interrupt, or an exception.
21508 returning
= do_return(eap
, FALSE
, TRUE
, NULL
);
21511 /* When skipping or the return gets pending, advance to the next command
21512 * in this line (!returning). Otherwise, ignore the rest of the line.
21513 * Following lines will be ignored by get_func_line(). */
21515 eap
->nextcmd
= NULL
;
21516 else if (eap
->nextcmd
== NULL
) /* no argument */
21517 eap
->nextcmd
= check_nextcmd(arg
);
21524 * Return from a function. Possibly makes the return pending. Also called
21525 * for a pending return at the ":endtry" or after returning from an extra
21526 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
21527 * when called due to a ":return" command. "rettv" may point to a typval_T
21528 * with the return rettv. Returns TRUE when the return can be carried out,
21529 * FALSE when the return gets pending.
21532 do_return(eap
, reanimate
, is_cmd
, rettv
)
21539 struct condstack
*cstack
= eap
->cstack
;
21542 /* Undo the return. */
21543 current_funccal
->returned
= FALSE
;
21546 * Cleanup (and inactivate) conditionals, but stop when a try conditional
21547 * not in its finally clause (which then is to be executed next) is found.
21548 * In this case, make the ":return" pending for execution at the ":endtry".
21549 * Otherwise, return normally.
21551 idx
= cleanup_conditionals(eap
->cstack
, 0, TRUE
);
21554 cstack
->cs_pending
[idx
] = CSTP_RETURN
;
21556 if (!is_cmd
&& !reanimate
)
21557 /* A pending return again gets pending. "rettv" points to an
21558 * allocated variable with the rettv of the original ":return"'s
21559 * argument if present or is NULL else. */
21560 cstack
->cs_rettv
[idx
] = rettv
;
21563 /* When undoing a return in order to make it pending, get the stored
21566 rettv
= current_funccal
->rettv
;
21570 /* Store the value of the pending return. */
21571 if ((cstack
->cs_rettv
[idx
] = alloc_tv()) != NULL
)
21572 *(typval_T
*)cstack
->cs_rettv
[idx
] = *(typval_T
*)rettv
;
21574 EMSG(_(e_outofmem
));
21577 cstack
->cs_rettv
[idx
] = NULL
;
21581 /* The pending return value could be overwritten by a ":return"
21582 * without argument in a finally clause; reset the default
21584 current_funccal
->rettv
->v_type
= VAR_NUMBER
;
21585 current_funccal
->rettv
->vval
.v_number
= 0;
21588 report_make_pending(CSTP_RETURN
, rettv
);
21592 current_funccal
->returned
= TRUE
;
21594 /* If the return is carried out now, store the return value. For
21595 * a return immediately after reanimation, the value is already
21597 if (!reanimate
&& rettv
!= NULL
)
21599 clear_tv(current_funccal
->rettv
);
21600 *current_funccal
->rettv
= *(typval_T
*)rettv
;
21610 * Free the variable with a pending return value.
21613 discard_pending_return(rettv
)
21616 free_tv((typval_T
*)rettv
);
21620 * Generate a return command for producing the value of "rettv". The result
21621 * is an allocated string. Used by report_pending() for verbose messages.
21624 get_return_cmd(rettv
)
21628 char_u
*tofree
= NULL
;
21629 char_u numbuf
[NUMBUFLEN
];
21632 s
= echo_string((typval_T
*)rettv
, &tofree
, numbuf
, 0);
21636 STRCPY(IObuff
, ":return ");
21637 STRNCPY(IObuff
+ 8, s
, IOSIZE
- 8);
21638 if (STRLEN(s
) + 8 >= IOSIZE
)
21639 STRCPY(IObuff
+ IOSIZE
- 4, "...");
21641 return vim_strsave(IObuff
);
21645 * Get next function line.
21646 * Called by do_cmdline() to get the next line.
21647 * Returns allocated string, or NULL for end of function.
21651 get_func_line(c
, cookie
, indent
)
21652 int c
; /* not used */
21654 int indent
; /* not used */
21656 funccall_T
*fcp
= (funccall_T
*)cookie
;
21657 ufunc_T
*fp
= fcp
->func
;
21659 garray_T
*gap
; /* growarray with function lines */
21661 /* If breakpoints have been added/deleted need to check for it. */
21662 if (fcp
->dbg_tick
!= debug_tick
)
21664 fcp
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
,
21666 fcp
->dbg_tick
= debug_tick
;
21668 #ifdef FEAT_PROFILE
21669 if (do_profiling
== PROF_YES
)
21670 func_line_end(cookie
);
21673 gap
= &fp
->uf_lines
;
21674 if (((fp
->uf_flags
& FC_ABORT
) && did_emsg
&& !aborted_in_try())
21679 /* Skip NULL lines (continuation lines). */
21680 while (fcp
->linenr
< gap
->ga_len
21681 && ((char_u
**)(gap
->ga_data
))[fcp
->linenr
] == NULL
)
21683 if (fcp
->linenr
>= gap
->ga_len
)
21687 retval
= vim_strsave(((char_u
**)(gap
->ga_data
))[fcp
->linenr
++]);
21688 sourcing_lnum
= fcp
->linenr
;
21689 #ifdef FEAT_PROFILE
21690 if (do_profiling
== PROF_YES
)
21691 func_line_start(cookie
);
21696 /* Did we encounter a breakpoint? */
21697 if (fcp
->breakpoint
!= 0 && fcp
->breakpoint
<= sourcing_lnum
)
21699 dbg_breakpoint(fp
->uf_name
, sourcing_lnum
);
21700 /* Find next breakpoint. */
21701 fcp
->breakpoint
= dbg_find_breakpoint(FALSE
, fp
->uf_name
,
21703 fcp
->dbg_tick
= debug_tick
;
21709 #if defined(FEAT_PROFILE) || defined(PROTO)
21711 * Called when starting to read a function line.
21712 * "sourcing_lnum" must be correct!
21713 * When skipping lines it may not actually be executed, but we won't find out
21714 * until later and we need to store the time now.
21717 func_line_start(cookie
)
21720 funccall_T
*fcp
= (funccall_T
*)cookie
;
21721 ufunc_T
*fp
= fcp
->func
;
21723 if (fp
->uf_profiling
&& sourcing_lnum
>= 1
21724 && sourcing_lnum
<= fp
->uf_lines
.ga_len
)
21726 fp
->uf_tml_idx
= sourcing_lnum
- 1;
21727 /* Skip continuation lines. */
21728 while (fp
->uf_tml_idx
> 0 && FUNCLINE(fp
, fp
->uf_tml_idx
) == NULL
)
21730 fp
->uf_tml_execed
= FALSE
;
21731 profile_start(&fp
->uf_tml_start
);
21732 profile_zero(&fp
->uf_tml_children
);
21733 profile_get_wait(&fp
->uf_tml_wait
);
21738 * Called when actually executing a function line.
21741 func_line_exec(cookie
)
21744 funccall_T
*fcp
= (funccall_T
*)cookie
;
21745 ufunc_T
*fp
= fcp
->func
;
21747 if (fp
->uf_profiling
&& fp
->uf_tml_idx
>= 0)
21748 fp
->uf_tml_execed
= TRUE
;
21752 * Called when done with a function line.
21755 func_line_end(cookie
)
21758 funccall_T
*fcp
= (funccall_T
*)cookie
;
21759 ufunc_T
*fp
= fcp
->func
;
21761 if (fp
->uf_profiling
&& fp
->uf_tml_idx
>= 0)
21763 if (fp
->uf_tml_execed
)
21765 ++fp
->uf_tml_count
[fp
->uf_tml_idx
];
21766 profile_end(&fp
->uf_tml_start
);
21767 profile_sub_wait(&fp
->uf_tml_wait
, &fp
->uf_tml_start
);
21768 profile_add(&fp
->uf_tml_total
[fp
->uf_tml_idx
], &fp
->uf_tml_start
);
21769 profile_self(&fp
->uf_tml_self
[fp
->uf_tml_idx
], &fp
->uf_tml_start
,
21770 &fp
->uf_tml_children
);
21772 fp
->uf_tml_idx
= -1;
21778 * Return TRUE if the currently active function should be ended, because a
21779 * return was encountered or an error occurred. Used inside a ":while".
21782 func_has_ended(cookie
)
21785 funccall_T
*fcp
= (funccall_T
*)cookie
;
21787 /* Ignore the "abort" flag if the abortion behavior has been changed due to
21788 * an error inside a try conditional. */
21789 return (((fcp
->func
->uf_flags
& FC_ABORT
) && did_emsg
&& !aborted_in_try())
21794 * return TRUE if cookie indicates a function which "abort"s on errors.
21797 func_has_abort(cookie
)
21800 return ((funccall_T
*)cookie
)->func
->uf_flags
& FC_ABORT
;
21803 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
21806 VAR_FLAVOUR_DEFAULT
, /* doesn't start with uppercase */
21807 VAR_FLAVOUR_SESSION
, /* starts with uppercase, some lower */
21808 VAR_FLAVOUR_VIMINFO
/* all uppercase */
21811 static var_flavour_T var_flavour
__ARGS((char_u
*varname
));
21813 static var_flavour_T
21814 var_flavour(varname
)
21817 char_u
*p
= varname
;
21819 if (ASCII_ISUPPER(*p
))
21822 if (ASCII_ISLOWER(*p
))
21823 return VAR_FLAVOUR_SESSION
;
21824 return VAR_FLAVOUR_VIMINFO
;
21827 return VAR_FLAVOUR_DEFAULT
;
21831 #if defined(FEAT_VIMINFO) || defined(PROTO)
21833 * Restore global vars that start with a capital from the viminfo file
21836 read_viminfo_varlist(virp
, writing
)
21841 int type
= VAR_NUMBER
;
21844 if (!writing
&& (find_viminfo_parameter('!') != NULL
))
21846 tab
= vim_strchr(virp
->vir_line
+ 1, '\t');
21849 *tab
++ = '\0'; /* isolate the variable name */
21850 if (*tab
== 'S') /* string var */
21853 else if (*tab
== 'F')
21857 tab
= vim_strchr(tab
, '\t');
21861 if (type
== VAR_STRING
)
21862 tv
.vval
.v_string
= viminfo_readstring(virp
,
21863 (int)(tab
- virp
->vir_line
+ 1), TRUE
);
21865 else if (type
== VAR_FLOAT
)
21866 (void)string2float(tab
+ 1, &tv
.vval
.v_float
);
21869 tv
.vval
.v_number
= atol((char *)tab
+ 1);
21870 set_var(virp
->vir_line
+ 1, &tv
, FALSE
);
21871 if (type
== VAR_STRING
)
21872 vim_free(tv
.vval
.v_string
);
21877 return viminfo_readline(virp
);
21881 * Write global vars that start with a capital to the viminfo file
21884 write_viminfo_varlist(fp
)
21888 dictitem_T
*this_var
;
21893 char_u numbuf
[NUMBUFLEN
];
21895 if (find_viminfo_parameter('!') == NULL
)
21898 fprintf(fp
, _("\n# global variables:\n"));
21900 todo
= (int)globvarht
.ht_used
;
21901 for (hi
= globvarht
.ht_array
; todo
> 0; ++hi
)
21903 if (!HASHITEM_EMPTY(hi
))
21906 this_var
= HI2DI(hi
);
21907 if (var_flavour(this_var
->di_key
) == VAR_FLAVOUR_VIMINFO
)
21909 switch (this_var
->di_tv
.v_type
)
21911 case VAR_STRING
: s
= "STR"; break;
21912 case VAR_NUMBER
: s
= "NUM"; break;
21914 case VAR_FLOAT
: s
= "FLO"; break;
21918 fprintf(fp
, "!%s\t%s\t", this_var
->di_key
, s
);
21919 p
= echo_string(&this_var
->di_tv
, &tofree
, numbuf
, 0);
21921 viminfo_writestring(fp
, p
);
21929 #if defined(FEAT_SESSION) || defined(PROTO)
21931 store_session_globals(fd
)
21935 dictitem_T
*this_var
;
21939 todo
= (int)globvarht
.ht_used
;
21940 for (hi
= globvarht
.ht_array
; todo
> 0; ++hi
)
21942 if (!HASHITEM_EMPTY(hi
))
21945 this_var
= HI2DI(hi
);
21946 if ((this_var
->di_tv
.v_type
== VAR_NUMBER
21947 || this_var
->di_tv
.v_type
== VAR_STRING
)
21948 && var_flavour(this_var
->di_key
) == VAR_FLAVOUR_SESSION
)
21950 /* Escape special characters with a backslash. Turn a LF and
21951 * CR into \n and \r. */
21952 p
= vim_strsave_escaped(get_tv_string(&this_var
->di_tv
),
21953 (char_u
*)"\\\"\n\r");
21954 if (p
== NULL
) /* out of memory */
21956 for (t
= p
; *t
!= NUL
; ++t
)
21959 else if (*t
== '\r')
21961 if ((fprintf(fd
, "let %s = %c%s%c",
21963 (this_var
->di_tv
.v_type
== VAR_STRING
) ? '"'
21966 (this_var
->di_tv
.v_type
== VAR_STRING
) ? '"'
21968 || put_eol(fd
) == FAIL
)
21976 else if (this_var
->di_tv
.v_type
== VAR_FLOAT
21977 && var_flavour(this_var
->di_key
) == VAR_FLAVOUR_SESSION
)
21979 float_T f
= this_var
->di_tv
.vval
.v_float
;
21987 if ((fprintf(fd
, "let %s = %c&%f",
21988 this_var
->di_key
, sign
, f
) < 0)
21989 || put_eol(fd
) == FAIL
)
22000 * Display script name where an item was last set.
22001 * Should only be invoked when 'verbose' is non-zero.
22004 last_set_msg(scriptID
)
22011 p
= home_replace_save(NULL
, get_scriptname(scriptID
));
22015 MSG_PUTS(_("\n\tLast set from "));
22024 * List v:oldfiles in a nice way.
22031 list_T
*l
= vimvars
[VV_OLDFILES
].vv_list
;
22036 msg((char_u
*)_("No old files"));
22041 for (li
= l
->lv_first
; li
!= NULL
&& !got_int
; li
= li
->li_next
)
22043 msg_outnum((long)++nr
);
22045 msg_outtrans(get_tv_string(&li
->li_tv
));
22047 out_flush(); /* output one line at a time */
22050 /* Assume "got_int" was set to truncate the listing. */
22053 #ifdef FEAT_BROWSE_CMD
22057 nr
= prompt_for_number(FALSE
);
22061 char_u
*p
= list_find_str(get_vim_var_list(VV_OLDFILES
),
22066 p
= expand_env_save(p
);
22068 eap
->cmdidx
= CMD_edit
;
22069 cmdmod
.browse
= FALSE
;
22070 do_exedit(eap
, NULL
);
22079 #endif /* FEAT_EVAL */
22082 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
22086 * Functions for ":8" filename modifier: get 8.3 version of a filename.
22088 static int get_short_pathname
__ARGS((char_u
**fnamep
, char_u
**bufp
, int *fnamelen
));
22089 static int shortpath_for_invalid_fname
__ARGS((char_u
**fname
, char_u
**bufp
, int *fnamelen
));
22090 static int shortpath_for_partial
__ARGS((char_u
**fnamep
, char_u
**bufp
, int *fnamelen
));
22093 * Get the short path (8.3) for the filename in "fnamep".
22094 * Only works for a valid file name.
22095 * When the path gets longer "fnamep" is changed and the allocated buffer
22096 * is put in "bufp".
22097 * *fnamelen is the length of "fnamep" and set to 0 for a nonexistent path.
22098 * Returns OK on success, FAIL on failure.
22101 get_short_pathname(fnamep
, bufp
, fnamelen
)
22110 l
= GetShortPathName(*fnamep
, *fnamep
, len
);
22113 /* If that doesn't work (not enough space), then save the string
22114 * and try again with a new buffer big enough. */
22115 newbuf
= vim_strnsave(*fnamep
, l
);
22116 if (newbuf
== NULL
)
22120 *fnamep
= *bufp
= newbuf
;
22122 /* Really should always succeed, as the buffer is big enough. */
22123 l
= GetShortPathName(*fnamep
, *fnamep
, l
+1);
22131 * Get the short path (8.3) for the filename in "fname". The converted
22132 * path is returned in "bufp".
22134 * Some of the directories specified in "fname" may not exist. This function
22135 * will shorten the existing directories at the beginning of the path and then
22136 * append the remaining non-existing path.
22138 * fname - Pointer to the filename to shorten. On return, contains the
22139 * pointer to the shortened pathname
22140 * bufp - Pointer to an allocated buffer for the filename.
22141 * fnamelen - Length of the filename pointed to by fname
22143 * Returns OK on success (or nothing done) and FAIL on failure (out of memory).
22146 shortpath_for_invalid_fname(fname
, bufp
, fnamelen
)
22151 char_u
*short_fname
, *save_fname
, *pbuf_unused
;
22152 char_u
*endp
, *save_endp
;
22155 int new_len
, sfx_len
;
22159 old_len
= *fnamelen
;
22160 save_fname
= vim_strnsave(*fname
, old_len
);
22161 pbuf_unused
= NULL
;
22162 short_fname
= NULL
;
22164 endp
= save_fname
+ old_len
- 1; /* Find the end of the copy */
22168 * Try shortening the supplied path till it succeeds by removing one
22169 * directory at a time from the tail of the path.
22174 /* go back one path-separator */
22175 while (endp
> save_fname
&& !after_pathsep(save_fname
, endp
+ 1))
22177 if (endp
<= save_fname
)
22178 break; /* processed the complete path */
22181 * Replace the path separator with a NUL and try to shorten the
22186 short_fname
= save_fname
;
22187 len
= (int)STRLEN(short_fname
) + 1;
22188 if (get_short_pathname(&short_fname
, &pbuf_unused
, &len
) == FAIL
)
22193 *endp
= ch
; /* preserve the string */
22196 break; /* successfully shortened the path */
22198 /* failed to shorten the path. Skip the path separator */
22205 * Succeeded in shortening the path. Now concatenate the shortened
22206 * path with the remaining path at the tail.
22209 /* Compute the length of the new path. */
22210 sfx_len
= (int)(save_endp
- endp
) + 1;
22211 new_len
= len
+ sfx_len
;
22213 *fnamelen
= new_len
;
22215 if (new_len
> old_len
)
22217 /* There is not enough space in the currently allocated string,
22218 * copy it to a buffer big enough. */
22219 *fname
= *bufp
= vim_strnsave(short_fname
, new_len
);
22220 if (*fname
== NULL
)
22228 /* Transfer short_fname to the main buffer (it's big enough),
22229 * unless get_short_pathname() did its work in-place. */
22230 *fname
= *bufp
= save_fname
;
22231 if (short_fname
!= save_fname
)
22232 vim_strncpy(save_fname
, short_fname
, len
);
22236 /* concat the not-shortened part of the path */
22237 vim_strncpy(*fname
+ len
, endp
, sfx_len
);
22238 (*fname
)[new_len
] = NUL
;
22242 vim_free(pbuf_unused
);
22243 vim_free(save_fname
);
22249 * Get a pathname for a partial path.
22250 * Returns OK for success, FAIL for failure.
22253 shortpath_for_partial(fnamep
, bufp
, fnamelen
)
22258 int sepcount
, len
, tflen
;
22260 char_u
*pbuf
, *tfname
;
22263 /* Count up the path separators from the RHS.. so we know which part
22264 * of the path to return. */
22266 for (p
= *fnamep
; p
< *fnamep
+ *fnamelen
; mb_ptr_adv(p
))
22267 if (vim_ispathsep(*p
))
22270 /* Need full path first (use expand_env() to remove a "~/") */
22271 hasTilde
= (**fnamep
== '~');
22273 pbuf
= tfname
= expand_env_save(*fnamep
);
22275 pbuf
= tfname
= FullName_save(*fnamep
, FALSE
);
22277 len
= tflen
= (int)STRLEN(tfname
);
22279 if (get_short_pathname(&tfname
, &pbuf
, &len
) == FAIL
)
22284 /* Don't have a valid filename, so shorten the rest of the
22285 * path if we can. This CAN give us invalid 8.3 filenames, but
22286 * there's not a lot of point in guessing what it might be.
22289 if (shortpath_for_invalid_fname(&tfname
, &pbuf
, &len
) == FAIL
)
22293 /* Count the paths backward to find the beginning of the desired string. */
22294 for (p
= tfname
+ len
- 1; p
>= tfname
; --p
)
22298 p
-= mb_head_off(tfname
, p
);
22300 if (vim_ispathsep(*p
))
22302 if (sepcount
== 0 || (hasTilde
&& sepcount
== 1))
22319 /* Copy in the string - p indexes into tfname - allocated at pbuf */
22321 *fnamelen
= (int)STRLEN(p
);
22327 #endif /* WIN3264 */
22330 * Adjust a filename, according to a string of modifiers.
22331 * *fnamep must be NUL terminated when called. When returning, the length is
22332 * determined by *fnamelen.
22333 * Returns VALID_ flags or -1 for failure.
22334 * When there is an error, *fnamep is set to NULL.
22337 modify_fname(src
, usedlen
, fnamep
, bufp
, fnamelen
)
22338 char_u
*src
; /* string with modifiers */
22339 int *usedlen
; /* characters after src that are used */
22340 char_u
**fnamep
; /* file name so far */
22341 char_u
**bufp
; /* buffer for allocated file name or NULL */
22342 int *fnamelen
; /* length of fnamep */
22346 char_u
*s
, *p
, *pbuf
;
22347 char_u dirname
[MAXPATHL
];
22349 int has_fullname
= 0;
22351 int has_shortname
= 0;
22355 /* ":p" - full path/file_name */
22356 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 'p')
22360 valid
|= VALID_PATH
;
22363 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
22364 if ((*fnamep
)[0] == '~'
22365 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
22366 && ((*fnamep
)[1] == '/'
22367 # ifdef BACKSLASH_IN_FILENAME
22368 || (*fnamep
)[1] == '\\'
22370 || (*fnamep
)[1] == NUL
)
22375 *fnamep
= expand_env_save(*fnamep
);
22376 vim_free(*bufp
); /* free any allocated file name */
22378 if (*fnamep
== NULL
)
22382 /* When "/." or "/.." is used: force expansion to get rid of it. */
22383 for (p
= *fnamep
; *p
!= NUL
; mb_ptr_adv(p
))
22385 if (vim_ispathsep(*p
)
22388 || vim_ispathsep(p
[2])
22390 && (p
[3] == NUL
|| vim_ispathsep(p
[3])))))
22394 /* FullName_save() is slow, don't use it when not needed. */
22395 if (*p
!= NUL
|| !vim_isAbsName(*fnamep
))
22397 *fnamep
= FullName_save(*fnamep
, *p
!= NUL
);
22398 vim_free(*bufp
); /* free any allocated file name */
22400 if (*fnamep
== NULL
)
22404 /* Append a path separator to a directory. */
22405 if (mch_isdir(*fnamep
))
22407 /* Make room for one or two extra characters. */
22408 *fnamep
= vim_strnsave(*fnamep
, (int)STRLEN(*fnamep
) + 2);
22409 vim_free(*bufp
); /* free any allocated file name */
22411 if (*fnamep
== NULL
)
22413 add_pathsep(*fnamep
);
22417 /* ":." - path relative to the current directory */
22418 /* ":~" - path relative to the home directory */
22419 /* ":8" - shortname path - postponed till after */
22420 while (src
[*usedlen
] == ':'
22421 && ((c
= src
[*usedlen
+ 1]) == '.' || c
== '~' || c
== '8'))
22427 has_shortname
= 1; /* Postpone this. */
22432 /* Need full path first (use expand_env() to remove a "~/") */
22435 if (c
== '.' && **fnamep
== '~')
22436 p
= pbuf
= expand_env_save(*fnamep
);
22438 p
= pbuf
= FullName_save(*fnamep
, FALSE
);
22449 mch_dirname(dirname
, MAXPATHL
);
22450 s
= shorten_fname(p
, dirname
);
22456 vim_free(*bufp
); /* free any allocated file name */
22464 home_replace(NULL
, p
, dirname
, MAXPATHL
, TRUE
);
22465 /* Only replace it when it starts with '~' */
22466 if (*dirname
== '~')
22468 s
= vim_strsave(dirname
);
22481 tail
= gettail(*fnamep
);
22482 *fnamelen
= (int)STRLEN(*fnamep
);
22484 /* ":h" - head, remove "/file_name", can be repeated */
22485 /* Don't remove the first "/" or "c:\" */
22486 while (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 'h')
22488 valid
|= VALID_HEAD
;
22490 s
= get_past_head(*fnamep
);
22491 while (tail
> s
&& after_pathsep(s
, tail
))
22492 mb_ptr_back(*fnamep
, tail
);
22493 *fnamelen
= (int)(tail
- *fnamep
);
22496 *fnamelen
+= 1; /* the path separator is part of the path */
22498 if (*fnamelen
== 0)
22500 /* Result is empty. Turn it into "." to make ":cd %:h" work. */
22501 p
= vim_strsave((char_u
*)".");
22505 *bufp
= *fnamep
= tail
= p
;
22510 while (tail
> s
&& !after_pathsep(s
, tail
))
22511 mb_ptr_back(*fnamep
, tail
);
22515 /* ":8" - shortname */
22516 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == '8')
22525 /* Check shortname after we have done 'heads' and before we do 'tails'
22530 /* Copy the string if it is shortened by :h */
22531 if (*fnamelen
< (int)STRLEN(*fnamep
))
22533 p
= vim_strnsave(*fnamep
, *fnamelen
);
22537 *bufp
= *fnamep
= p
;
22540 /* Split into two implementations - makes it easier. First is where
22541 * there isn't a full name already, second is where there is.
22543 if (!has_fullname
&& !vim_isAbsName(*fnamep
))
22545 if (shortpath_for_partial(fnamep
, bufp
, fnamelen
) == FAIL
)
22552 /* Simple case, already have the full-name
22553 * Nearly always shorter, so try first time. */
22555 if (get_short_pathname(fnamep
, bufp
, &l
) == FAIL
)
22560 /* Couldn't find the filename.. search the paths.
22563 if (shortpath_for_invalid_fname(fnamep
, bufp
, &l
) == FAIL
)
22569 #endif /* WIN3264 */
22571 /* ":t" - tail, just the basename */
22572 if (src
[*usedlen
] == ':' && src
[*usedlen
+ 1] == 't')
22575 *fnamelen
-= (int)(tail
- *fnamep
);
22579 /* ":e" - extension, can be repeated */
22580 /* ":r" - root, without extension, can be repeated */
22581 while (src
[*usedlen
] == ':'
22582 && (src
[*usedlen
+ 1] == 'e' || src
[*usedlen
+ 1] == 'r'))
22584 /* find a '.' in the tail:
22585 * - for second :e: before the current fname
22586 * - otherwise: The last '.'
22588 if (src
[*usedlen
+ 1] == 'e' && *fnamep
> tail
)
22591 s
= *fnamep
+ *fnamelen
- 1;
22592 for ( ; s
> tail
; --s
)
22595 if (src
[*usedlen
+ 1] == 'e') /* :e */
22599 *fnamelen
+= (int)(*fnamep
- (s
+ 1));
22602 /* cut version from the extension */
22603 s
= *fnamep
+ *fnamelen
- 1;
22604 for ( ; s
> *fnamep
; --s
)
22608 *fnamelen
= s
- *fnamep
;
22611 else if (*fnamep
<= tail
)
22616 if (s
> tail
) /* remove one extension */
22617 *fnamelen
= (int)(s
- *fnamep
);
22622 /* ":s?pat?foo?" - substitute */
22623 /* ":gs?pat?foo?" - global substitute */
22624 if (src
[*usedlen
] == ':'
22625 && (src
[*usedlen
+ 1] == 's'
22626 || (src
[*usedlen
+ 1] == 'g' && src
[*usedlen
+ 2] == 's')))
22635 flags
= (char_u
*)"";
22636 s
= src
+ *usedlen
+ 2;
22637 if (src
[*usedlen
+ 1] == 'g')
22639 flags
= (char_u
*)"g";
22646 /* find end of pattern */
22647 p
= vim_strchr(s
, sep
);
22650 pat
= vim_strnsave(s
, (int)(p
- s
));
22654 /* find end of substitution */
22655 p
= vim_strchr(s
, sep
);
22658 sub
= vim_strnsave(s
, (int)(p
- s
));
22659 str
= vim_strnsave(*fnamep
, *fnamelen
);
22660 if (sub
!= NULL
&& str
!= NULL
)
22662 *usedlen
= (int)(p
+ 1 - src
);
22663 s
= do_string_sub(str
, pat
, sub
, flags
);
22667 *fnamelen
= (int)STRLEN(s
);
22679 /* after using ":s", repeat all the modifiers */
22689 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
22690 * "flags" can be "g" to do a global substitute.
22691 * Returns an allocated string, NULL for error.
22694 do_string_sub(str
, pat
, sub
, flags
)
22701 regmatch_T regmatch
;
22709 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
22711 p_cpo
= empty_option
;
22713 ga_init2(&ga
, 1, 200);
22715 do_all
= (flags
[0] == 'g');
22717 regmatch
.rm_ic
= p_ic
;
22718 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
+ RE_STRING
);
22719 if (regmatch
.regprog
!= NULL
)
22722 while (vim_regexec_nl(®match
, str
, (colnr_T
)(tail
- str
)))
22725 * Get some space for a temporary buffer to do the substitution
22726 * into. It will contain:
22727 * - The text up to where the match is.
22728 * - The substituted text.
22729 * - The text after the match.
22731 sublen
= vim_regsub(®match
, sub
, tail
, FALSE
, TRUE
, FALSE
);
22732 if (ga_grow(&ga
, (int)(STRLEN(tail
) + sublen
-
22733 (regmatch
.endp
[0] - regmatch
.startp
[0]))) == FAIL
)
22739 /* copy the text up to where the match is */
22740 i
= (int)(regmatch
.startp
[0] - tail
);
22741 mch_memmove((char_u
*)ga
.ga_data
+ ga
.ga_len
, tail
, (size_t)i
);
22742 /* add the substituted text */
22743 (void)vim_regsub(®match
, sub
, (char_u
*)ga
.ga_data
22744 + ga
.ga_len
+ i
, TRUE
, TRUE
, FALSE
);
22745 ga
.ga_len
+= i
+ sublen
- 1;
22746 /* avoid getting stuck on a match with an empty string */
22747 if (tail
== regmatch
.endp
[0])
22751 *((char_u
*)ga
.ga_data
+ ga
.ga_len
) = *tail
++;
22756 tail
= regmatch
.endp
[0];
22764 if (ga
.ga_data
!= NULL
)
22765 STRCPY((char *)ga
.ga_data
+ ga
.ga_len
, tail
);
22767 vim_free(regmatch
.regprog
);
22770 ret
= vim_strsave(ga
.ga_data
== NULL
? str
: (char_u
*)ga
.ga_data
);
22772 if (p_cpo
== empty_option
)
22775 /* Darn, evaluating {sub} expression changed the value. */
22776 free_string_option(save_cpo
);
22781 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */