Mercurial > vim
annotate src/getchar.c @ 6983:c7d12c7eb2b6 v7.4.809
patch 7.4.809
Problem: Test is duplicated.
Solution: Roll back 7.4.802.
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Tue, 04 Aug 2015 21:27:11 +0200 |
parents | 5b1eefbf9a53 |
children | fa95595fbc52 |
rev | line source |
---|---|
7 | 1 /* vi:set ts=8 sts=4 sw=4: |
2 * | |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * | |
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. | |
8 */ | |
9 | |
10 /* | |
11 * getchar.c | |
12 * | |
13 * functions related with getting a character from the user/mapping/redo/... | |
14 * | |
15 * manipulations with redo buffer and stuff buffer | |
16 * mappings and abbreviations | |
17 */ | |
18 | |
19 #include "vim.h" | |
20 | |
21 /* | |
22 * These buffers are used for storing: | |
23 * - stuffed characters: A command that is translated into another command. | |
24 * - redo characters: will redo the last change. | |
1992 | 25 * - recorded characters: for the "q" command. |
7 | 26 * |
27 * The bytes are stored like in the typeahead buffer: | |
28 * - K_SPECIAL introduces a special key (two more bytes follow). A literal | |
29 * K_SPECIAL is stored as K_SPECIAL KS_SPECIAL KE_FILLER. | |
30 * - CSI introduces a GUI termcap code (also when gui.in_use is FALSE, | |
31 * otherwise switching the GUI on would make mappings invalid). | |
32 * A literal CSI is stored as CSI KS_EXTRA KE_CSI. | |
33 * These translations are also done on multi-byte characters! | |
34 * | |
35 * Escaping CSI bytes is done by the system-specific input functions, called | |
36 * by ui_inchar(). | |
37 * Escaping K_SPECIAL is done by inchar(). | |
38 * Un-escaping is done by vgetc(). | |
39 */ | |
40 | |
41 #define MINIMAL_SIZE 20 /* minimal size for b_str */ | |
42 | |
5649 | 43 static buffheader_T redobuff = {{NULL, {NUL}}, NULL, 0, 0}; |
44 static buffheader_T old_redobuff = {{NULL, {NUL}}, NULL, 0, 0}; | |
7 | 45 #if defined(FEAT_AUTOCMD) || defined(FEAT_EVAL) || defined(PROTO) |
5649 | 46 static buffheader_T save_redobuff = {{NULL, {NUL}}, NULL, 0, 0}; |
47 static buffheader_T save_old_redobuff = {{NULL, {NUL}}, NULL, 0, 0}; | |
7 | 48 #endif |
5649 | 49 static buffheader_T recordbuff = {{NULL, {NUL}}, NULL, 0, 0}; |
7 | 50 |
51 static int typeahead_char = 0; /* typeahead char that's not flushed */ | |
52 | |
53 /* | |
54 * when block_redo is TRUE redo buffer will not be changed | |
55 * used by edit() to repeat insertions and 'V' command for redoing | |
56 */ | |
57 static int block_redo = FALSE; | |
58 | |
59 /* | |
60 * Make a hash value for a mapping. | |
61 * "mode" is the lower 4 bits of the State for the mapping. | |
62 * "c1" is the first character of the "lhs". | |
63 * Returns a value between 0 and 255, index in maphash. | |
64 * Put Normal/Visual mode mappings mostly separately from Insert/Cmdline mode. | |
65 */ | |
788 | 66 #define MAP_HASH(mode, c1) (((mode) & (NORMAL + VISUAL + SELECTMODE + OP_PENDING)) ? (c1) : ((c1) ^ 0x80)) |
7 | 67 |
68 /* | |
69 * Each mapping is put in one of the 256 hash lists, to speed up finding it. | |
70 */ | |
71 static mapblock_T *(maphash[256]); | |
72 static int maphash_valid = FALSE; | |
73 | |
74 /* | |
75 * List used for abbreviations. | |
76 */ | |
77 static mapblock_T *first_abbr = NULL; /* first entry in abbrlist */ | |
78 | |
1051 | 79 static int KeyNoremap = 0; /* remapping flags */ |
7 | 80 |
81 /* | |
82 * variables used by vgetorpeek() and flush_buffers() | |
83 * | |
84 * typebuf.tb_buf[] contains all characters that are not consumed yet. | |
85 * typebuf.tb_buf[typebuf.tb_off] is the first valid character. | |
86 * typebuf.tb_buf[typebuf.tb_off + typebuf.tb_len - 1] is the last valid char. | |
87 * typebuf.tb_buf[typebuf.tb_off + typebuf.tb_len] must be NUL. | |
88 * The head of the buffer may contain the result of mappings, abbreviations | |
89 * and @a commands. The length of this part is typebuf.tb_maplen. | |
90 * typebuf.tb_silent is the part where <silent> applies. | |
91 * After the head are characters that come from the terminal. | |
92 * typebuf.tb_no_abbr_cnt is the number of characters in typebuf.tb_buf that | |
93 * should not be considered for abbreviations. | |
94 * Some parts of typebuf.tb_buf may not be mapped. These parts are remembered | |
95 * in typebuf.tb_noremap[], which is the same length as typebuf.tb_buf and | |
96 * contains RM_NONE for the characters that are not to be remapped. | |
97 * typebuf.tb_noremap[typebuf.tb_off] is the first valid flag. | |
98 * (typebuf has been put in globals.h, because check_termcode() needs it). | |
99 */ | |
100 #define RM_YES 0 /* tb_noremap: remap */ | |
101 #define RM_NONE 1 /* tb_noremap: don't remap */ | |
102 #define RM_SCRIPT 2 /* tb_noremap: remap local script mappings */ | |
10 | 103 #define RM_ABBR 4 /* tb_noremap: don't remap, do abbrev. */ |
7 | 104 |
105 /* typebuf.tb_buf has three parts: room in front (for result of mappings), the | |
106 * middle for typeahead and room for new characters (which needs to be 3 * | |
107 * MAXMAPLEN) for the Amiga). | |
108 */ | |
109 #define TYPELEN_INIT (5 * (MAXMAPLEN + 3)) | |
110 static char_u typebuf_init[TYPELEN_INIT]; /* initial typebuf.tb_buf */ | |
111 static char_u noremapbuf_init[TYPELEN_INIT]; /* initial typebuf.tb_noremap */ | |
112 | |
113 static int last_recorded_len = 0; /* number of last recorded chars */ | |
114 | |
5649 | 115 static char_u *get_buffcont __ARGS((buffheader_T *, int)); |
116 static void add_buff __ARGS((buffheader_T *, char_u *, long n)); | |
117 static void add_num_buff __ARGS((buffheader_T *, long)); | |
118 static void add_char_buff __ARGS((buffheader_T *, int)); | |
119 static int read_readbuffers __ARGS((int advance)); | |
120 static int read_readbuf __ARGS((buffheader_T *buf, int advance)); | |
7 | 121 static void start_stuff __ARGS((void)); |
122 static int read_redo __ARGS((int, int)); | |
123 static void copy_redo __ARGS((int)); | |
124 static void init_typebuf __ARGS((void)); | |
125 static void gotchars __ARGS((char_u *, int)); | |
126 static void may_sync_undo __ARGS((void)); | |
127 static void closescript __ARGS((void)); | |
128 static int vgetorpeek __ARGS((int)); | |
129 static void map_free __ARGS((mapblock_T **)); | |
130 static void validate_maphash __ARGS((void)); | |
131 static void showmap __ARGS((mapblock_T *mp, int local)); | |
836 | 132 #ifdef FEAT_EVAL |
1969 | 133 static char_u *eval_map_expr __ARGS((char_u *str, int c)); |
836 | 134 #endif |
7 | 135 |
136 /* | |
137 * Free and clear a buffer. | |
138 */ | |
139 void | |
140 free_buff(buf) | |
5649 | 141 buffheader_T *buf; |
7 | 142 { |
5649 | 143 buffblock_T *p, *np; |
7 | 144 |
145 for (p = buf->bh_first.b_next; p != NULL; p = np) | |
146 { | |
147 np = p->b_next; | |
148 vim_free(p); | |
149 } | |
150 buf->bh_first.b_next = NULL; | |
151 } | |
152 | |
153 /* | |
154 * Return the contents of a buffer as a single string. | |
155 * K_SPECIAL and CSI in the returned string are escaped. | |
156 */ | |
157 static char_u * | |
158 get_buffcont(buffer, dozero) | |
5649 | 159 buffheader_T *buffer; |
7 | 160 int dozero; /* count == zero is not an error */ |
161 { | |
162 long_u count = 0; | |
163 char_u *p = NULL; | |
164 char_u *p2; | |
165 char_u *str; | |
5649 | 166 buffblock_T *bp; |
7 | 167 |
168 /* compute the total length of the string */ | |
169 for (bp = buffer->bh_first.b_next; bp != NULL; bp = bp->b_next) | |
170 count += (long_u)STRLEN(bp->b_str); | |
171 | |
172 if ((count || dozero) && (p = lalloc(count + 1, TRUE)) != NULL) | |
173 { | |
174 p2 = p; | |
175 for (bp = buffer->bh_first.b_next; bp != NULL; bp = bp->b_next) | |
176 for (str = bp->b_str; *str; ) | |
177 *p2++ = *str++; | |
178 *p2 = NUL; | |
179 } | |
180 return (p); | |
181 } | |
182 | |
183 /* | |
184 * Return the contents of the record buffer as a single string | |
185 * and clear the record buffer. | |
186 * K_SPECIAL and CSI in the returned string are escaped. | |
187 */ | |
188 char_u * | |
189 get_recorded() | |
190 { | |
191 char_u *p; | |
192 size_t len; | |
193 | |
194 p = get_buffcont(&recordbuff, TRUE); | |
195 free_buff(&recordbuff); | |
196 | |
197 /* | |
198 * Remove the characters that were added the last time, these must be the | |
199 * (possibly mapped) characters that stopped the recording. | |
200 */ | |
201 len = STRLEN(p); | |
202 if ((int)len >= last_recorded_len) | |
203 { | |
204 len -= last_recorded_len; | |
205 p[len] = NUL; | |
206 } | |
207 | |
208 /* | |
209 * When stopping recording from Insert mode with CTRL-O q, also remove the | |
210 * CTRL-O. | |
211 */ | |
212 if (len > 0 && restart_edit != 0 && p[len - 1] == Ctrl_O) | |
213 p[len - 1] = NUL; | |
214 | |
215 return (p); | |
216 } | |
217 | |
218 /* | |
219 * Return the contents of the redo buffer as a single string. | |
220 * K_SPECIAL and CSI in the returned string are escaped. | |
221 */ | |
222 char_u * | |
223 get_inserted() | |
224 { | |
1618 | 225 return get_buffcont(&redobuff, FALSE); |
7 | 226 } |
227 | |
228 /* | |
1130 | 229 * Add string "s" after the current block of buffer "buf". |
7 | 230 * K_SPECIAL and CSI should have been escaped already. |
231 */ | |
232 static void | |
233 add_buff(buf, s, slen) | |
5649 | 234 buffheader_T *buf; |
7 | 235 char_u *s; |
236 long slen; /* length of "s" or -1 */ | |
237 { | |
5649 | 238 buffblock_T *p; |
7 | 239 long_u len; |
240 | |
241 if (slen < 0) | |
242 slen = (long)STRLEN(s); | |
243 if (slen == 0) /* don't add empty strings */ | |
244 return; | |
245 | |
246 if (buf->bh_first.b_next == NULL) /* first add to list */ | |
247 { | |
248 buf->bh_space = 0; | |
249 buf->bh_curr = &(buf->bh_first); | |
250 } | |
251 else if (buf->bh_curr == NULL) /* buffer has already been read */ | |
252 { | |
253 EMSG(_("E222: Add to read buffer")); | |
254 return; | |
255 } | |
256 else if (buf->bh_index != 0) | |
1455 | 257 mch_memmove(buf->bh_first.b_next->b_str, |
258 buf->bh_first.b_next->b_str + buf->bh_index, | |
259 STRLEN(buf->bh_first.b_next->b_str + buf->bh_index) + 1); | |
7 | 260 buf->bh_index = 0; |
261 | |
262 if (buf->bh_space >= (int)slen) | |
263 { | |
264 len = (long_u)STRLEN(buf->bh_curr->b_str); | |
416 | 265 vim_strncpy(buf->bh_curr->b_str + len, s, (size_t)slen); |
7 | 266 buf->bh_space -= slen; |
267 } | |
268 else | |
269 { | |
270 if (slen < MINIMAL_SIZE) | |
271 len = MINIMAL_SIZE; | |
272 else | |
273 len = slen; | |
5649 | 274 p = (buffblock_T *)lalloc((long_u)(sizeof(buffblock_T) + len), |
7 | 275 TRUE); |
276 if (p == NULL) | |
277 return; /* no space, just forget it */ | |
835 | 278 buf->bh_space = (int)(len - slen); |
416 | 279 vim_strncpy(p->b_str, s, (size_t)slen); |
7 | 280 |
281 p->b_next = buf->bh_curr->b_next; | |
282 buf->bh_curr->b_next = p; | |
283 buf->bh_curr = p; | |
284 } | |
285 return; | |
286 } | |
287 | |
288 /* | |
289 * Add number "n" to buffer "buf". | |
290 */ | |
291 static void | |
292 add_num_buff(buf, n) | |
5649 | 293 buffheader_T *buf; |
7 | 294 long n; |
295 { | |
296 char_u number[32]; | |
297 | |
298 sprintf((char *)number, "%ld", n); | |
299 add_buff(buf, number, -1L); | |
300 } | |
301 | |
302 /* | |
303 * Add character 'c' to buffer "buf". | |
304 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters. | |
305 */ | |
306 static void | |
307 add_char_buff(buf, c) | |
5649 | 308 buffheader_T *buf; |
7 | 309 int c; |
310 { | |
311 #ifdef FEAT_MBYTE | |
312 char_u bytes[MB_MAXBYTES + 1]; | |
313 int len; | |
314 int i; | |
315 #endif | |
316 char_u temp[4]; | |
317 | |
318 #ifdef FEAT_MBYTE | |
319 if (IS_SPECIAL(c)) | |
320 len = 1; | |
321 else | |
322 len = (*mb_char2bytes)(c, bytes); | |
323 for (i = 0; i < len; ++i) | |
324 { | |
325 if (!IS_SPECIAL(c)) | |
326 c = bytes[i]; | |
327 #endif | |
328 | |
329 if (IS_SPECIAL(c) || c == K_SPECIAL || c == NUL) | |
330 { | |
331 /* translate special key code into three byte sequence */ | |
332 temp[0] = K_SPECIAL; | |
333 temp[1] = K_SECOND(c); | |
334 temp[2] = K_THIRD(c); | |
335 temp[3] = NUL; | |
336 } | |
337 #ifdef FEAT_GUI | |
338 else if (c == CSI) | |
339 { | |
340 /* Translate a CSI to a CSI - KS_EXTRA - KE_CSI sequence */ | |
341 temp[0] = CSI; | |
342 temp[1] = KS_EXTRA; | |
343 temp[2] = (int)KE_CSI; | |
344 temp[3] = NUL; | |
345 } | |
346 #endif | |
347 else | |
348 { | |
349 temp[0] = c; | |
350 temp[1] = NUL; | |
351 } | |
352 add_buff(buf, temp, -1L); | |
353 #ifdef FEAT_MBYTE | |
354 } | |
355 #endif | |
356 } | |
357 | |
5649 | 358 /* First read ahead buffer. Used for translated commands. */ |
359 static buffheader_T readbuf1 = {{NULL, {NUL}}, NULL, 0, 0}; | |
360 | |
361 /* Second read ahead buffer. Used for redo. */ | |
362 static buffheader_T readbuf2 = {{NULL, {NUL}}, NULL, 0, 0}; | |
363 | |
7 | 364 /* |
5649 | 365 * Get one byte from the read buffers. Use readbuf1 one first, use readbuf2 |
366 * if that one is empty. | |
7 | 367 * If advance == TRUE go to the next char. |
368 * No translation is done K_SPECIAL and CSI are escaped. | |
369 */ | |
370 static int | |
5649 | 371 read_readbuffers(advance) |
7 | 372 int advance; |
373 { | |
5649 | 374 int c; |
375 | |
376 c = read_readbuf(&readbuf1, advance); | |
377 if (c == NUL) | |
378 c = read_readbuf(&readbuf2, advance); | |
379 return c; | |
380 } | |
381 | |
382 static int | |
383 read_readbuf(buf, advance) | |
384 buffheader_T *buf; | |
385 int advance; | |
386 { | |
387 char_u c; | |
388 buffblock_T *curr; | |
389 | |
390 if (buf->bh_first.b_next == NULL) /* buffer is empty */ | |
7 | 391 return NUL; |
392 | |
5649 | 393 curr = buf->bh_first.b_next; |
394 c = curr->b_str[buf->bh_index]; | |
7 | 395 |
396 if (advance) | |
397 { | |
5649 | 398 if (curr->b_str[++buf->bh_index] == NUL) |
7 | 399 { |
5649 | 400 buf->bh_first.b_next = curr->b_next; |
7 | 401 vim_free(curr); |
5649 | 402 buf->bh_index = 0; |
7 | 403 } |
404 } | |
405 return c; | |
406 } | |
407 | |
408 /* | |
5670 | 409 * Prepare the read buffers for reading (if they contain something). |
7 | 410 */ |
411 static void | |
412 start_stuff() | |
413 { | |
5649 | 414 if (readbuf1.bh_first.b_next != NULL) |
7 | 415 { |
5649 | 416 readbuf1.bh_curr = &(readbuf1.bh_first); |
417 readbuf1.bh_space = 0; | |
418 } | |
419 if (readbuf2.bh_first.b_next != NULL) | |
420 { | |
421 readbuf2.bh_curr = &(readbuf2.bh_first); | |
422 readbuf2.bh_space = 0; | |
7 | 423 } |
424 } | |
425 | |
426 /* | |
427 * Return TRUE if the stuff buffer is empty. | |
428 */ | |
429 int | |
430 stuff_empty() | |
431 { | |
5649 | 432 return (readbuf1.bh_first.b_next == NULL |
433 && readbuf2.bh_first.b_next == NULL); | |
434 } | |
435 | |
436 /* | |
437 * Return TRUE if readbuf1 is empty. There may still be redo characters in | |
438 * redbuf2. | |
439 */ | |
440 int | |
441 readbuf1_empty() | |
442 { | |
443 return (readbuf1.bh_first.b_next == NULL); | |
7 | 444 } |
445 | |
446 /* | |
447 * Set a typeahead character that won't be flushed. | |
448 */ | |
449 void | |
450 typeahead_noflush(c) | |
451 int c; | |
452 { | |
453 typeahead_char = c; | |
454 } | |
455 | |
456 /* | |
457 * Remove the contents of the stuff buffer and the mapped characters in the | |
3263 | 458 * typeahead buffer (used in case of an error). If "flush_typeahead" is true, |
7 | 459 * flush all typeahead characters (used when interrupted by a CTRL-C). |
460 */ | |
461 void | |
3263 | 462 flush_buffers(flush_typeahead) |
463 int flush_typeahead; | |
7 | 464 { |
465 init_typebuf(); | |
466 | |
467 start_stuff(); | |
5649 | 468 while (read_readbuffers(TRUE) != NUL) |
7 | 469 ; |
470 | |
3263 | 471 if (flush_typeahead) /* remove all typeahead */ |
7 | 472 { |
473 /* | |
474 * We have to get all characters, because we may delete the first part | |
475 * of an escape sequence. | |
476 * In an xterm we get one char at a time and we have to get them all. | |
477 */ | |
478 while (inchar(typebuf.tb_buf, typebuf.tb_buflen - 1, 10L, | |
479 typebuf.tb_change_cnt) != 0) | |
480 ; | |
481 typebuf.tb_off = MAXMAPLEN; | |
482 typebuf.tb_len = 0; | |
483 } | |
4303 | 484 else /* remove mapped characters at the start only */ |
7 | 485 { |
486 typebuf.tb_off += typebuf.tb_maplen; | |
487 typebuf.tb_len -= typebuf.tb_maplen; | |
488 } | |
489 typebuf.tb_maplen = 0; | |
490 typebuf.tb_silent = 0; | |
491 cmd_silent = FALSE; | |
492 typebuf.tb_no_abbr_cnt = 0; | |
493 } | |
494 | |
495 /* | |
496 * The previous contents of the redo buffer is kept in old_redobuffer. | |
497 * This is used for the CTRL-O <.> command in insert mode. | |
498 */ | |
499 void | |
500 ResetRedobuff() | |
501 { | |
502 if (!block_redo) | |
503 { | |
504 free_buff(&old_redobuff); | |
505 old_redobuff = redobuff; | |
506 redobuff.bh_first.b_next = NULL; | |
507 } | |
508 } | |
509 | |
3324 | 510 /* |
511 * Discard the contents of the redo buffer and restore the previous redo | |
512 * buffer. | |
513 */ | |
514 void | |
515 CancelRedo() | |
516 { | |
517 if (!block_redo) | |
518 { | |
519 free_buff(&redobuff); | |
520 redobuff = old_redobuff; | |
521 old_redobuff.bh_first.b_next = NULL; | |
522 start_stuff(); | |
5649 | 523 while (read_readbuffers(TRUE) != NUL) |
3324 | 524 ; |
525 } | |
526 } | |
527 | |
7 | 528 #if defined(FEAT_AUTOCMD) || defined(FEAT_EVAL) || defined(PROTO) |
529 /* | |
530 * Save redobuff and old_redobuff to save_redobuff and save_old_redobuff. | |
531 * Used before executing autocommands and user functions. | |
532 */ | |
533 static int save_level = 0; | |
534 | |
535 void | |
536 saveRedobuff() | |
537 { | |
538 char_u *s; | |
539 | |
540 if (save_level++ == 0) | |
541 { | |
542 save_redobuff = redobuff; | |
543 redobuff.bh_first.b_next = NULL; | |
544 save_old_redobuff = old_redobuff; | |
545 old_redobuff.bh_first.b_next = NULL; | |
546 | |
547 /* Make a copy, so that ":normal ." in a function works. */ | |
548 s = get_buffcont(&save_redobuff, FALSE); | |
549 if (s != NULL) | |
550 { | |
551 add_buff(&redobuff, s, -1L); | |
552 vim_free(s); | |
553 } | |
554 } | |
555 } | |
556 | |
557 /* | |
558 * Restore redobuff and old_redobuff from save_redobuff and save_old_redobuff. | |
559 * Used after executing autocommands and user functions. | |
560 */ | |
561 void | |
562 restoreRedobuff() | |
563 { | |
564 if (--save_level == 0) | |
565 { | |
566 free_buff(&redobuff); | |
567 redobuff = save_redobuff; | |
568 free_buff(&old_redobuff); | |
569 old_redobuff = save_old_redobuff; | |
570 } | |
571 } | |
572 #endif | |
573 | |
574 /* | |
575 * Append "s" to the redo buffer. | |
576 * K_SPECIAL and CSI should already have been escaped. | |
577 */ | |
578 void | |
579 AppendToRedobuff(s) | |
580 char_u *s; | |
581 { | |
582 if (!block_redo) | |
583 add_buff(&redobuff, s, -1L); | |
584 } | |
585 | |
586 /* | |
587 * Append to Redo buffer literally, escaping special characters with CTRL-V. | |
588 * K_SPECIAL and CSI are escaped as well. | |
589 */ | |
590 void | |
620 | 591 AppendToRedobuffLit(str, len) |
592 char_u *str; | |
593 int len; /* length of "str" or -1 for up to the NUL */ | |
7 | 594 { |
620 | 595 char_u *s = str; |
7 | 596 int c; |
597 char_u *start; | |
598 | |
599 if (block_redo) | |
600 return; | |
601 | |
620 | 602 while (len < 0 ? *s != NUL : s - str < len) |
7 | 603 { |
604 /* Put a string of normal characters in the redo buffer (that's | |
605 * faster). */ | |
606 start = s; | |
607 while (*s >= ' ' | |
608 #ifndef EBCDIC | |
609 && *s < DEL /* EBCDIC: all chars above space are normal */ | |
610 #endif | |
620 | 611 && (len < 0 || s - str < len)) |
7 | 612 ++s; |
613 | |
614 /* Don't put '0' or '^' as last character, just in case a CTRL-D is | |
615 * typed next. */ | |
616 if (*s == NUL && (s[-1] == '0' || s[-1] == '^')) | |
617 --s; | |
618 if (s > start) | |
619 add_buff(&redobuff, start, (long)(s - start)); | |
620 | |
620 | 621 if (*s == NUL || (len >= 0 && s - str >= len)) |
622 break; | |
623 | |
624 /* Handle a special or multibyte character. */ | |
7 | 625 #ifdef FEAT_MBYTE |
620 | 626 if (has_mbyte) |
627 /* Handle composing chars separately. */ | |
628 c = mb_cptr2char_adv(&s); | |
629 else | |
7 | 630 #endif |
620 | 631 c = *s++; |
632 if (c < ' ' || c == DEL || (*s == NUL && (c == '0' || c == '^'))) | |
633 add_char_buff(&redobuff, Ctrl_V); | |
634 | |
635 /* CTRL-V '0' must be inserted as CTRL-V 048 (EBCDIC: xf0) */ | |
636 if (*s == NUL && c == '0') | |
7 | 637 #ifdef EBCDIC |
620 | 638 add_buff(&redobuff, (char_u *)"xf0", 3L); |
7 | 639 #else |
620 | 640 add_buff(&redobuff, (char_u *)"048", 3L); |
7 | 641 #endif |
620 | 642 else |
643 add_char_buff(&redobuff, c); | |
7 | 644 } |
645 } | |
646 | |
647 /* | |
648 * Append a character to the redo buffer. | |
649 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters. | |
650 */ | |
651 void | |
652 AppendCharToRedobuff(c) | |
653 int c; | |
654 { | |
655 if (!block_redo) | |
656 add_char_buff(&redobuff, c); | |
657 } | |
658 | |
659 /* | |
660 * Append a number to the redo buffer. | |
661 */ | |
662 void | |
663 AppendNumberToRedobuff(n) | |
664 long n; | |
665 { | |
666 if (!block_redo) | |
667 add_num_buff(&redobuff, n); | |
668 } | |
669 | |
670 /* | |
671 * Append string "s" to the stuff buffer. | |
672 * CSI and K_SPECIAL must already have been escaped. | |
673 */ | |
674 void | |
675 stuffReadbuff(s) | |
676 char_u *s; | |
677 { | |
5649 | 678 add_buff(&readbuf1, s, -1L); |
7 | 679 } |
680 | |
6098 | 681 /* |
682 * Append string "s" to the redo stuff buffer. | |
683 * CSI and K_SPECIAL must already have been escaped. | |
684 */ | |
685 void | |
686 stuffRedoReadbuff(s) | |
687 char_u *s; | |
688 { | |
689 add_buff(&readbuf2, s, -1L); | |
690 } | |
691 | |
7 | 692 void |
693 stuffReadbuffLen(s, len) | |
694 char_u *s; | |
695 long len; | |
696 { | |
5649 | 697 add_buff(&readbuf1, s, len); |
7 | 698 } |
699 | |
700 #if defined(FEAT_EVAL) || defined(PROTO) | |
701 /* | |
702 * Stuff "s" into the stuff buffer, leaving special key codes unmodified and | |
703 * escaping other K_SPECIAL and CSI bytes. | |
2784 | 704 * Change CR, LF and ESC into a space. |
7 | 705 */ |
706 void | |
707 stuffReadbuffSpec(s) | |
708 char_u *s; | |
709 { | |
2784 | 710 int c; |
711 | |
7 | 712 while (*s != NUL) |
713 { | |
714 if (*s == K_SPECIAL && s[1] != NUL && s[2] != NUL) | |
715 { | |
716 /* Insert special key literally. */ | |
717 stuffReadbuffLen(s, 3L); | |
718 s += 3; | |
719 } | |
720 else | |
2784 | 721 { |
7 | 722 #ifdef FEAT_MBYTE |
2784 | 723 c = mb_ptr2char_adv(&s); |
7 | 724 #else |
2784 | 725 c = *s++; |
7 | 726 #endif |
2784 | 727 if (c == CAR || c == NL || c == ESC) |
728 c = ' '; | |
729 stuffcharReadbuff(c); | |
730 } | |
7 | 731 } |
732 } | |
733 #endif | |
734 | |
735 /* | |
736 * Append a character to the stuff buffer. | |
737 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters. | |
738 */ | |
739 void | |
740 stuffcharReadbuff(c) | |
741 int c; | |
742 { | |
5649 | 743 add_char_buff(&readbuf1, c); |
7 | 744 } |
745 | |
746 /* | |
747 * Append a number to the stuff buffer. | |
748 */ | |
749 void | |
750 stuffnumReadbuff(n) | |
751 long n; | |
752 { | |
5649 | 753 add_num_buff(&readbuf1, n); |
7 | 754 } |
755 | |
756 /* | |
757 * Read a character from the redo buffer. Translates K_SPECIAL, CSI and | |
758 * multibyte characters. | |
759 * The redo buffer is left as it is. | |
3324 | 760 * If init is TRUE, prepare for redo, return FAIL if nothing to redo, OK |
761 * otherwise. | |
762 * If old is TRUE, use old_redobuff instead of redobuff. | |
7 | 763 */ |
764 static int | |
765 read_redo(init, old_redo) | |
766 int init; | |
767 int old_redo; | |
768 { | |
5649 | 769 static buffblock_T *bp; |
770 static char_u *p; | |
771 int c; | |
7 | 772 #ifdef FEAT_MBYTE |
5649 | 773 int n; |
774 char_u buf[MB_MAXBYTES + 1]; | |
775 int i; | |
7 | 776 #endif |
777 | |
778 if (init) | |
779 { | |
780 if (old_redo) | |
781 bp = old_redobuff.bh_first.b_next; | |
782 else | |
783 bp = redobuff.bh_first.b_next; | |
784 if (bp == NULL) | |
785 return FAIL; | |
786 p = bp->b_str; | |
787 return OK; | |
788 } | |
789 if ((c = *p) != NUL) | |
790 { | |
791 /* Reverse the conversion done by add_char_buff() */ | |
792 #ifdef FEAT_MBYTE | |
793 /* For a multi-byte character get all the bytes and return the | |
794 * converted character. */ | |
795 if (has_mbyte && (c != K_SPECIAL || p[1] == KS_SPECIAL)) | |
796 n = MB_BYTE2LEN_CHECK(c); | |
797 else | |
798 n = 1; | |
799 for (i = 0; ; ++i) | |
800 #endif | |
801 { | |
802 if (c == K_SPECIAL) /* special key or escaped K_SPECIAL */ | |
803 { | |
804 c = TO_SPECIAL(p[1], p[2]); | |
805 p += 2; | |
806 } | |
807 #ifdef FEAT_GUI | |
808 if (c == CSI) /* escaped CSI */ | |
809 p += 2; | |
810 #endif | |
811 if (*++p == NUL && bp->b_next != NULL) | |
812 { | |
813 bp = bp->b_next; | |
814 p = bp->b_str; | |
815 } | |
816 #ifdef FEAT_MBYTE | |
817 buf[i] = c; | |
818 if (i == n - 1) /* last byte of a character */ | |
819 { | |
820 if (n != 1) | |
821 c = (*mb_ptr2char)(buf); | |
822 break; | |
823 } | |
824 c = *p; | |
825 if (c == NUL) /* cannot happen? */ | |
826 break; | |
827 #endif | |
828 } | |
829 } | |
830 | |
831 return c; | |
832 } | |
833 | |
834 /* | |
835 * Copy the rest of the redo buffer into the stuff buffer (in a slow way). | |
836 * If old_redo is TRUE, use old_redobuff instead of redobuff. | |
837 * The escaped K_SPECIAL and CSI are copied without translation. | |
838 */ | |
839 static void | |
840 copy_redo(old_redo) | |
841 int old_redo; | |
842 { | |
843 int c; | |
844 | |
845 while ((c = read_redo(FALSE, old_redo)) != NUL) | |
5649 | 846 add_char_buff(&readbuf2, c); |
7 | 847 } |
848 | |
849 /* | |
5649 | 850 * Stuff the redo buffer into readbuf2. |
7 | 851 * Insert the redo count into the command. |
852 * If "old_redo" is TRUE, the last but one command is repeated | |
853 * instead of the last command (inserting text). This is used for | |
854 * CTRL-O <.> in insert mode | |
855 * | |
856 * return FAIL for failure, OK otherwise | |
857 */ | |
858 int | |
859 start_redo(count, old_redo) | |
860 long count; | |
861 int old_redo; | |
862 { | |
863 int c; | |
864 | |
865 /* init the pointers; return if nothing to redo */ | |
866 if (read_redo(TRUE, old_redo) == FAIL) | |
867 return FAIL; | |
868 | |
869 c = read_redo(FALSE, old_redo); | |
870 | |
871 /* copy the buffer name, if present */ | |
872 if (c == '"') | |
873 { | |
5649 | 874 add_buff(&readbuf2, (char_u *)"\"", 1L); |
7 | 875 c = read_redo(FALSE, old_redo); |
876 | |
877 /* if a numbered buffer is used, increment the number */ | |
878 if (c >= '1' && c < '9') | |
879 ++c; | |
5649 | 880 add_char_buff(&readbuf2, c); |
7 | 881 c = read_redo(FALSE, old_redo); |
882 } | |
883 | |
884 if (c == 'v') /* redo Visual */ | |
885 { | |
886 VIsual = curwin->w_cursor; | |
887 VIsual_active = TRUE; | |
888 VIsual_select = FALSE; | |
889 VIsual_reselect = TRUE; | |
890 redo_VIsual_busy = TRUE; | |
891 c = read_redo(FALSE, old_redo); | |
892 } | |
893 | |
894 /* try to enter the count (in place of a previous count) */ | |
895 if (count) | |
896 { | |
897 while (VIM_ISDIGIT(c)) /* skip "old" count */ | |
898 c = read_redo(FALSE, old_redo); | |
5649 | 899 add_num_buff(&readbuf2, count); |
7 | 900 } |
901 | |
902 /* copy from the redo buffer into the stuff buffer */ | |
5649 | 903 add_char_buff(&readbuf2, c); |
7 | 904 copy_redo(old_redo); |
905 return OK; | |
906 } | |
907 | |
908 /* | |
909 * Repeat the last insert (R, o, O, a, A, i or I command) by stuffing | |
5649 | 910 * the redo buffer into readbuf2. |
7 | 911 * return FAIL for failure, OK otherwise |
912 */ | |
913 int | |
914 start_redo_ins() | |
915 { | |
916 int c; | |
917 | |
918 if (read_redo(TRUE, FALSE) == FAIL) | |
919 return FAIL; | |
920 start_stuff(); | |
921 | |
922 /* skip the count and the command character */ | |
923 while ((c = read_redo(FALSE, FALSE)) != NUL) | |
924 { | |
925 if (vim_strchr((char_u *)"AaIiRrOo", c) != NULL) | |
926 { | |
927 if (c == 'O' || c == 'o') | |
5649 | 928 add_buff(&readbuf2, NL_STR, -1L); |
7 | 929 break; |
930 } | |
931 } | |
932 | |
933 /* copy the typed text from the redo buffer into the stuff buffer */ | |
934 copy_redo(FALSE); | |
935 block_redo = TRUE; | |
936 return OK; | |
937 } | |
938 | |
939 void | |
940 stop_redo_ins() | |
941 { | |
942 block_redo = FALSE; | |
943 } | |
944 | |
945 /* | |
946 * Initialize typebuf.tb_buf to point to typebuf_init. | |
947 * alloc() cannot be used here: In out-of-memory situations it would | |
948 * be impossible to type anything. | |
949 */ | |
950 static void | |
951 init_typebuf() | |
952 { | |
953 if (typebuf.tb_buf == NULL) | |
954 { | |
955 typebuf.tb_buf = typebuf_init; | |
956 typebuf.tb_noremap = noremapbuf_init; | |
957 typebuf.tb_buflen = TYPELEN_INIT; | |
958 typebuf.tb_len = 0; | |
959 typebuf.tb_off = 0; | |
960 typebuf.tb_change_cnt = 1; | |
961 } | |
962 } | |
963 | |
964 /* | |
965 * insert a string in position 'offset' in the typeahead buffer (for "@r" | |
966 * and ":normal" command, vgetorpeek() and check_termcode()) | |
967 * | |
968 * If noremap is REMAP_YES, new string can be mapped again. | |
969 * If noremap is REMAP_NONE, new string cannot be mapped again. | |
10 | 970 * If noremap is REMAP_SKIP, fist char of new string cannot be mapped again, |
971 * but abbreviations are allowed. | |
7 | 972 * If noremap is REMAP_SCRIPT, new string cannot be mapped again, except for |
973 * script-local mappings. | |
974 * If noremap is > 0, that many characters of the new string cannot be mapped. | |
975 * | |
976 * If nottyped is TRUE, the string does not return KeyTyped (don't use when | |
977 * offset is non-zero!). | |
978 * | |
979 * If silent is TRUE, cmd_silent is set when the characters are obtained. | |
980 * | |
981 * return FAIL for failure, OK otherwise | |
982 */ | |
983 int | |
984 ins_typebuf(str, noremap, offset, nottyped, silent) | |
985 char_u *str; | |
986 int noremap; | |
987 int offset; | |
988 int nottyped; | |
989 int silent; | |
990 { | |
991 char_u *s1, *s2; | |
992 int newlen; | |
993 int addlen; | |
994 int i; | |
995 int newoff; | |
996 int val; | |
997 int nrm; | |
998 | |
999 init_typebuf(); | |
1000 if (++typebuf.tb_change_cnt == 0) | |
1001 typebuf.tb_change_cnt = 1; | |
1002 | |
1003 addlen = (int)STRLEN(str); | |
1130 | 1004 |
7 | 1005 /* |
1006 * Easy case: there is room in front of typebuf.tb_buf[typebuf.tb_off] | |
1007 */ | |
1008 if (offset == 0 && addlen <= typebuf.tb_off) | |
1009 { | |
1010 typebuf.tb_off -= addlen; | |
1011 mch_memmove(typebuf.tb_buf + typebuf.tb_off, str, (size_t)addlen); | |
1012 } | |
1130 | 1013 |
7 | 1014 /* |
1130 | 1015 * Need to allocate a new buffer. |
7 | 1016 * In typebuf.tb_buf there must always be room for 3 * MAXMAPLEN + 4 |
1017 * characters. We add some extra room to avoid having to allocate too | |
1018 * often. | |
1019 */ | |
1020 else | |
1021 { | |
1022 newoff = MAXMAPLEN + 4; | |
1023 newlen = typebuf.tb_len + addlen + newoff + 4 * (MAXMAPLEN + 4); | |
1024 if (newlen < 0) /* string is getting too long */ | |
1025 { | |
1026 EMSG(_(e_toocompl)); /* also calls flush_buffers */ | |
1027 setcursor(); | |
1028 return FAIL; | |
1029 } | |
1030 s1 = alloc(newlen); | |
1031 if (s1 == NULL) /* out of memory */ | |
1032 return FAIL; | |
1033 s2 = alloc(newlen); | |
1034 if (s2 == NULL) /* out of memory */ | |
1035 { | |
1036 vim_free(s1); | |
1037 return FAIL; | |
1038 } | |
1039 typebuf.tb_buflen = newlen; | |
1040 | |
1041 /* copy the old chars, before the insertion point */ | |
1042 mch_memmove(s1 + newoff, typebuf.tb_buf + typebuf.tb_off, | |
1043 (size_t)offset); | |
1044 /* copy the new chars */ | |
1045 mch_memmove(s1 + newoff + offset, str, (size_t)addlen); | |
1046 /* copy the old chars, after the insertion point, including the NUL at | |
1047 * the end */ | |
1048 mch_memmove(s1 + newoff + offset + addlen, | |
1049 typebuf.tb_buf + typebuf.tb_off + offset, | |
1050 (size_t)(typebuf.tb_len - offset + 1)); | |
1051 if (typebuf.tb_buf != typebuf_init) | |
1052 vim_free(typebuf.tb_buf); | |
1053 typebuf.tb_buf = s1; | |
1054 | |
1055 mch_memmove(s2 + newoff, typebuf.tb_noremap + typebuf.tb_off, | |
1056 (size_t)offset); | |
1057 mch_memmove(s2 + newoff + offset + addlen, | |
1058 typebuf.tb_noremap + typebuf.tb_off + offset, | |
1059 (size_t)(typebuf.tb_len - offset)); | |
1060 if (typebuf.tb_noremap != noremapbuf_init) | |
1061 vim_free(typebuf.tb_noremap); | |
1062 typebuf.tb_noremap = s2; | |
1063 | |
1064 typebuf.tb_off = newoff; | |
1065 } | |
1066 typebuf.tb_len += addlen; | |
1067 | |
1068 /* If noremap == REMAP_SCRIPT: do remap script-local mappings. */ | |
1069 if (noremap == REMAP_SCRIPT) | |
1070 val = RM_SCRIPT; | |
10 | 1071 else if (noremap == REMAP_SKIP) |
1072 val = RM_ABBR; | |
7 | 1073 else |
1074 val = RM_NONE; | |
1075 | |
1076 /* | |
1077 * Adjust typebuf.tb_noremap[] for the new characters: | |
1078 * If noremap == REMAP_NONE or REMAP_SCRIPT: new characters are | |
1079 * (sometimes) not remappable | |
1080 * If noremap == REMAP_YES: all the new characters are mappable | |
1081 * If noremap > 0: "noremap" characters are not remappable, the rest | |
1082 * mappable | |
1083 */ | |
10 | 1084 if (noremap == REMAP_SKIP) |
1085 nrm = 1; | |
1086 else if (noremap < 0) | |
7 | 1087 nrm = addlen; |
1088 else | |
1089 nrm = noremap; | |
1090 for (i = 0; i < addlen; ++i) | |
1091 typebuf.tb_noremap[typebuf.tb_off + i + offset] = | |
1092 (--nrm >= 0) ? val : RM_YES; | |
1093 | |
1094 /* tb_maplen and tb_silent only remember the length of mapped and/or | |
1095 * silent mappings at the start of the buffer, assuming that a mapped | |
1096 * sequence doesn't result in typed characters. */ | |
1097 if (nottyped || typebuf.tb_maplen > offset) | |
1098 typebuf.tb_maplen += addlen; | |
1099 if (silent || typebuf.tb_silent > offset) | |
1100 { | |
1101 typebuf.tb_silent += addlen; | |
1102 cmd_silent = TRUE; | |
1103 } | |
1104 if (typebuf.tb_no_abbr_cnt && offset == 0) /* and not used for abbrev.s */ | |
1105 typebuf.tb_no_abbr_cnt += addlen; | |
1106 | |
1107 return OK; | |
1108 } | |
1109 | |
1110 /* | |
852 | 1111 * Put character "c" back into the typeahead buffer. |
1112 * Can be used for a character obtained by vgetc() that needs to be put back. | |
1051 | 1113 * Uses cmd_silent, KeyTyped and KeyNoremap to restore the flags belonging to |
1114 * the char. | |
852 | 1115 */ |
1116 void | |
1117 ins_char_typebuf(c) | |
1118 int c; | |
1119 { | |
1120 #ifdef FEAT_MBYTE | |
3549 | 1121 char_u buf[MB_MAXBYTES + 1]; |
852 | 1122 #else |
1123 char_u buf[4]; | |
1124 #endif | |
1125 if (IS_SPECIAL(c)) | |
1126 { | |
1127 buf[0] = K_SPECIAL; | |
1128 buf[1] = K_SECOND(c); | |
1129 buf[2] = K_THIRD(c); | |
1130 buf[3] = NUL; | |
1131 } | |
1132 else | |
1133 { | |
1134 #ifdef FEAT_MBYTE | |
1135 buf[(*mb_char2bytes)(c, buf)] = NUL; | |
1136 #else | |
1137 buf[0] = c; | |
1138 buf[1] = NUL; | |
1139 #endif | |
1140 } | |
1051 | 1141 (void)ins_typebuf(buf, KeyNoremap, 0, !KeyTyped, cmd_silent); |
852 | 1142 } |
1143 | |
1144 /* | |
7 | 1145 * Return TRUE if the typeahead buffer was changed (while waiting for a |
841 | 1146 * character to arrive). Happens when a message was received from a client or |
842 | 1147 * from feedkeys(). |
7 | 1148 * But check in a more generic way to avoid trouble: When "typebuf.tb_buf" |
1149 * changed it was reallocated and the old pointer can no longer be used. | |
1150 * Or "typebuf.tb_off" may have been changed and we would overwrite characters | |
1151 * that was just added. | |
1152 */ | |
1153 int | |
1154 typebuf_changed(tb_change_cnt) | |
1155 int tb_change_cnt; /* old value of typebuf.tb_change_cnt */ | |
1156 { | |
1157 return (tb_change_cnt != 0 && (typebuf.tb_change_cnt != tb_change_cnt | |
841 | 1158 #if defined(FEAT_CLIENTSERVER) || defined(FEAT_EVAL) |
1159 || typebuf_was_filled | |
7 | 1160 #endif |
1161 )); | |
1162 } | |
1163 | |
1164 /* | |
1165 * Return TRUE if there are no characters in the typeahead buffer that have | |
1166 * not been typed (result from a mapping or come from ":normal"). | |
1167 */ | |
1168 int | |
1169 typebuf_typed() | |
1170 { | |
1171 return typebuf.tb_maplen == 0; | |
1172 } | |
1173 | |
1174 /* | |
1175 * Return the number of characters that are mapped (or not typed). | |
1176 */ | |
1177 int | |
1178 typebuf_maplen() | |
1179 { | |
1180 return typebuf.tb_maplen; | |
1181 } | |
1182 | |
1183 /* | |
1184 * remove "len" characters from typebuf.tb_buf[typebuf.tb_off + offset] | |
1185 */ | |
1186 void | |
1187 del_typebuf(len, offset) | |
1188 int len; | |
1189 int offset; | |
1190 { | |
1191 int i; | |
1192 | |
1193 if (len == 0) | |
1194 return; /* nothing to do */ | |
1195 | |
1196 typebuf.tb_len -= len; | |
1197 | |
1198 /* | |
1199 * Easy case: Just increase typebuf.tb_off. | |
1200 */ | |
1201 if (offset == 0 && typebuf.tb_buflen - (typebuf.tb_off + len) | |
1202 >= 3 * MAXMAPLEN + 3) | |
1203 typebuf.tb_off += len; | |
1204 /* | |
1205 * Have to move the characters in typebuf.tb_buf[] and typebuf.tb_noremap[] | |
1206 */ | |
1207 else | |
1208 { | |
1209 i = typebuf.tb_off + offset; | |
1210 /* | |
1211 * Leave some extra room at the end to avoid reallocation. | |
1212 */ | |
1213 if (typebuf.tb_off > MAXMAPLEN) | |
1214 { | |
1215 mch_memmove(typebuf.tb_buf + MAXMAPLEN, | |
1216 typebuf.tb_buf + typebuf.tb_off, (size_t)offset); | |
1217 mch_memmove(typebuf.tb_noremap + MAXMAPLEN, | |
1218 typebuf.tb_noremap + typebuf.tb_off, (size_t)offset); | |
1219 typebuf.tb_off = MAXMAPLEN; | |
1220 } | |
1221 /* adjust typebuf.tb_buf (include the NUL at the end) */ | |
1222 mch_memmove(typebuf.tb_buf + typebuf.tb_off + offset, | |
1223 typebuf.tb_buf + i + len, | |
1224 (size_t)(typebuf.tb_len - offset + 1)); | |
1225 /* adjust typebuf.tb_noremap[] */ | |
1226 mch_memmove(typebuf.tb_noremap + typebuf.tb_off + offset, | |
1227 typebuf.tb_noremap + i + len, | |
1228 (size_t)(typebuf.tb_len - offset)); | |
1229 } | |
1230 | |
1231 if (typebuf.tb_maplen > offset) /* adjust tb_maplen */ | |
1232 { | |
1233 if (typebuf.tb_maplen < offset + len) | |
1234 typebuf.tb_maplen = offset; | |
1235 else | |
1236 typebuf.tb_maplen -= len; | |
1237 } | |
1238 if (typebuf.tb_silent > offset) /* adjust tb_silent */ | |
1239 { | |
1240 if (typebuf.tb_silent < offset + len) | |
1241 typebuf.tb_silent = offset; | |
1242 else | |
1243 typebuf.tb_silent -= len; | |
1244 } | |
1245 if (typebuf.tb_no_abbr_cnt > offset) /* adjust tb_no_abbr_cnt */ | |
1246 { | |
1247 if (typebuf.tb_no_abbr_cnt < offset + len) | |
1248 typebuf.tb_no_abbr_cnt = offset; | |
1249 else | |
1250 typebuf.tb_no_abbr_cnt -= len; | |
1251 } | |
1252 | |
841 | 1253 #if defined(FEAT_CLIENTSERVER) || defined(FEAT_EVAL) |
842 | 1254 /* Reset the flag that text received from a client or from feedkeys() |
841 | 1255 * was inserted in the typeahead buffer. */ |
1256 typebuf_was_filled = FALSE; | |
7 | 1257 #endif |
1258 if (++typebuf.tb_change_cnt == 0) | |
1259 typebuf.tb_change_cnt = 1; | |
1260 } | |
1261 | |
1262 /* | |
1263 * Write typed characters to script file. | |
1264 * If recording is on put the character in the recordbuffer. | |
1265 */ | |
1266 static void | |
1130 | 1267 gotchars(chars, len) |
1268 char_u *chars; | |
7 | 1269 int len; |
1270 { | |
1130 | 1271 char_u *s = chars; |
7 | 1272 int c; |
1273 char_u buf[2]; | |
1130 | 1274 int todo = len; |
7 | 1275 |
1276 /* remember how many chars were last recorded */ | |
1277 if (Recording) | |
1278 last_recorded_len += len; | |
1279 | |
1280 buf[1] = NUL; | |
1130 | 1281 while (todo--) |
7 | 1282 { |
1283 /* Handle one byte at a time; no translation to be done. */ | |
1284 c = *s++; | |
1285 updatescript(c); | |
1286 | |
1287 if (Recording) | |
1288 { | |
1289 buf[0] = c; | |
1290 add_buff(&recordbuff, buf, 1L); | |
1291 } | |
1292 } | |
1293 may_sync_undo(); | |
1294 | |
1295 #ifdef FEAT_EVAL | |
1296 /* output "debug mode" message next time in debug mode */ | |
1297 debug_did_msg = FALSE; | |
1298 #endif | |
1299 | |
1300 /* Since characters have been typed, consider the following to be in | |
1301 * another mapping. Search string will be kept in history. */ | |
1302 ++maptick; | |
1303 } | |
1304 | |
1305 /* | |
1306 * Sync undo. Called when typed characters are obtained from the typeahead | |
1307 * buffer, or when a menu is used. | |
1308 * Do not sync: | |
1309 * - In Insert mode, unless cursor key has been used. | |
1310 * - While reading a script file. | |
1311 * - When no_u_sync is non-zero. | |
1312 */ | |
1313 static void | |
1314 may_sync_undo() | |
1315 { | |
1316 if ((!(State & (INSERT + CMDLINE)) || arrow_used) | |
825 | 1317 && scriptin[curscript] == NULL) |
1318 u_sync(FALSE); | |
7 | 1319 } |
1320 | |
1321 /* | |
1322 * Make "typebuf" empty and allocate new buffers. | |
1323 * Returns FAIL when out of memory. | |
1324 */ | |
1325 int | |
1326 alloc_typebuf() | |
1327 { | |
1328 typebuf.tb_buf = alloc(TYPELEN_INIT); | |
1329 typebuf.tb_noremap = alloc(TYPELEN_INIT); | |
1330 if (typebuf.tb_buf == NULL || typebuf.tb_noremap == NULL) | |
1331 { | |
1332 free_typebuf(); | |
1333 return FAIL; | |
1334 } | |
1335 typebuf.tb_buflen = TYPELEN_INIT; | |
1336 typebuf.tb_off = 0; | |
1337 typebuf.tb_len = 0; | |
1338 typebuf.tb_maplen = 0; | |
1339 typebuf.tb_silent = 0; | |
1340 typebuf.tb_no_abbr_cnt = 0; | |
1341 if (++typebuf.tb_change_cnt == 0) | |
1342 typebuf.tb_change_cnt = 1; | |
1343 return OK; | |
1344 } | |
1345 | |
1346 /* | |
1347 * Free the buffers of "typebuf". | |
1348 */ | |
1349 void | |
1350 free_typebuf() | |
1351 { | |
1462 | 1352 if (typebuf.tb_buf == typebuf_init) |
1353 EMSG2(_(e_intern2), "Free typebuf 1"); | |
1354 else | |
1355 vim_free(typebuf.tb_buf); | |
1992 | 1356 if (typebuf.tb_noremap == noremapbuf_init) |
1462 | 1357 EMSG2(_(e_intern2), "Free typebuf 2"); |
1358 else | |
1359 vim_free(typebuf.tb_noremap); | |
7 | 1360 } |
1361 | |
1362 /* | |
1363 * When doing ":so! file", the current typeahead needs to be saved, and | |
1364 * restored when "file" has been read completely. | |
1365 */ | |
1366 static typebuf_T saved_typebuf[NSCRIPT]; | |
1367 | |
1368 int | |
1369 save_typebuf() | |
1370 { | |
1371 init_typebuf(); | |
1372 saved_typebuf[curscript] = typebuf; | |
1373 /* If out of memory: restore typebuf and close file. */ | |
1374 if (alloc_typebuf() == FAIL) | |
1375 { | |
1376 closescript(); | |
1377 return FAIL; | |
1378 } | |
1379 return OK; | |
1380 } | |
1381 | |
1928 | 1382 static int old_char = -1; /* character put back by vungetc() */ |
1383 static int old_mod_mask; /* mod_mask for ungotten character */ | |
4227 | 1384 #ifdef FEAT_MOUSE |
1385 static int old_mouse_row; /* mouse_row related to old_char */ | |
1386 static int old_mouse_col; /* mouse_col related to old_char */ | |
1387 #endif | |
1928 | 1388 |
7 | 1389 #if defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) || defined(PROTO) |
1390 | |
1391 /* | |
1392 * Save all three kinds of typeahead, so that the user must type at a prompt. | |
1393 */ | |
1394 void | |
1395 save_typeahead(tp) | |
1396 tasave_T *tp; | |
1397 { | |
1398 tp->save_typebuf = typebuf; | |
1399 tp->typebuf_valid = (alloc_typebuf() == OK); | |
1400 if (!tp->typebuf_valid) | |
1401 typebuf = tp->save_typebuf; | |
1402 | |
1928 | 1403 tp->old_char = old_char; |
1404 tp->old_mod_mask = old_mod_mask; | |
1405 old_char = -1; | |
1406 | |
5649 | 1407 tp->save_readbuf1 = readbuf1; |
1408 readbuf1.bh_first.b_next = NULL; | |
1409 tp->save_readbuf2 = readbuf2; | |
1410 readbuf2.bh_first.b_next = NULL; | |
7 | 1411 # ifdef USE_INPUT_BUF |
1412 tp->save_inputbuf = get_input_buf(); | |
1413 # endif | |
1414 } | |
1415 | |
1416 /* | |
1417 * Restore the typeahead to what it was before calling save_typeahead(). | |
1418 * The allocated memory is freed, can only be called once! | |
1419 */ | |
1420 void | |
1421 restore_typeahead(tp) | |
1422 tasave_T *tp; | |
1423 { | |
1424 if (tp->typebuf_valid) | |
1425 { | |
1426 free_typebuf(); | |
1427 typebuf = tp->save_typebuf; | |
1428 } | |
1429 | |
1928 | 1430 old_char = tp->old_char; |
1431 old_mod_mask = tp->old_mod_mask; | |
1432 | |
5649 | 1433 free_buff(&readbuf1); |
1434 readbuf1 = tp->save_readbuf1; | |
1435 free_buff(&readbuf2); | |
1436 readbuf2 = tp->save_readbuf2; | |
7 | 1437 # ifdef USE_INPUT_BUF |
1438 set_input_buf(tp->save_inputbuf); | |
1439 # endif | |
1440 } | |
1441 #endif | |
1442 | |
1443 /* | |
1444 * Open a new script file for the ":source!" command. | |
1445 */ | |
1446 void | |
1447 openscript(name, directly) | |
1448 char_u *name; | |
1449 int directly; /* when TRUE execute directly */ | |
1450 { | |
1451 if (curscript + 1 == NSCRIPT) | |
1452 { | |
1453 EMSG(_(e_nesting)); | |
1454 return; | |
1455 } | |
1462 | 1456 #ifdef FEAT_EVAL |
1457 if (ignore_script) | |
1458 /* Not reading from script, also don't open one. Warning message? */ | |
1459 return; | |
1460 #endif | |
7 | 1461 |
1462 if (scriptin[curscript] != NULL) /* already reading script */ | |
1463 ++curscript; | |
1464 /* use NameBuff for expanded name */ | |
1465 expand_env(name, NameBuff, MAXPATHL); | |
1466 if ((scriptin[curscript] = mch_fopen((char *)NameBuff, READBIN)) == NULL) | |
1467 { | |
1468 EMSG2(_(e_notopen), name); | |
1469 if (curscript) | |
1470 --curscript; | |
1471 return; | |
1472 } | |
1473 if (save_typebuf() == FAIL) | |
1474 return; | |
1475 | |
1476 /* | |
1477 * Execute the commands from the file right now when using ":source!" | |
1478 * after ":global" or ":argdo" or in a loop. Also when another command | |
1479 * follows. This means the display won't be updated. Don't do this | |
1480 * always, "make test" would fail. | |
1481 */ | |
1482 if (directly) | |
1483 { | |
1484 oparg_T oa; | |
1485 int oldcurscript; | |
1486 int save_State = State; | |
1487 int save_restart_edit = restart_edit; | |
1488 int save_insertmode = p_im; | |
1489 int save_finish_op = finish_op; | |
1490 int save_msg_scroll = msg_scroll; | |
1491 | |
1492 State = NORMAL; | |
1493 msg_scroll = FALSE; /* no msg scrolling in Normal mode */ | |
1494 restart_edit = 0; /* don't go to Insert mode */ | |
1495 p_im = FALSE; /* don't use 'insertmode' */ | |
1496 clear_oparg(&oa); | |
1497 finish_op = FALSE; | |
1498 | |
1499 oldcurscript = curscript; | |
1500 do | |
1501 { | |
1502 update_topline_cursor(); /* update cursor position and topline */ | |
1503 normal_cmd(&oa, FALSE); /* execute one command */ | |
1504 vpeekc(); /* check for end of file */ | |
1505 } | |
1506 while (scriptin[oldcurscript] != NULL); | |
1507 | |
1508 State = save_State; | |
1509 msg_scroll = save_msg_scroll; | |
1510 restart_edit = save_restart_edit; | |
1511 p_im = save_insertmode; | |
1512 finish_op = save_finish_op; | |
1513 } | |
1514 } | |
1515 | |
1516 /* | |
1517 * Close the currently active input script. | |
1518 */ | |
1519 static void | |
1520 closescript() | |
1521 { | |
1522 free_typebuf(); | |
1523 typebuf = saved_typebuf[curscript]; | |
1524 | |
1525 fclose(scriptin[curscript]); | |
1526 scriptin[curscript] = NULL; | |
1527 if (curscript > 0) | |
1528 --curscript; | |
1529 } | |
1530 | |
358 | 1531 #if defined(EXITFREE) || defined(PROTO) |
1532 void | |
1533 close_all_scripts() | |
1534 { | |
1535 while (scriptin[0] != NULL) | |
1536 closescript(); | |
1537 } | |
1538 #endif | |
1539 | |
7 | 1540 #if defined(FEAT_INS_EXPAND) || defined(PROTO) |
1541 /* | |
1542 * Return TRUE when reading keys from a script file. | |
1543 */ | |
1544 int | |
1545 using_script() | |
1546 { | |
1547 return scriptin[curscript] != NULL; | |
1548 } | |
1549 #endif | |
1550 | |
1551 /* | |
365 | 1552 * This function is called just before doing a blocking wait. Thus after |
1553 * waiting 'updatetime' for a character to arrive. | |
1554 */ | |
1555 void | |
1556 before_blocking() | |
1557 { | |
1558 updatescript(0); | |
1559 #ifdef FEAT_EVAL | |
958 | 1560 if (may_garbage_collect) |
1561 garbage_collect(); | |
365 | 1562 #endif |
1563 } | |
1564 | |
1565 /* | |
7 | 1566 * updatescipt() is called when a character can be written into the script file |
1567 * or when we have waited some time for a character (c == 0) | |
1568 * | |
1569 * All the changed memfiles are synced if c == 0 or when the number of typed | |
1570 * characters reaches 'updatecount' and 'updatecount' is non-zero. | |
1571 */ | |
1572 void | |
1573 updatescript(c) | |
1574 int c; | |
1575 { | |
1576 static int count = 0; | |
1577 | |
1578 if (c && scriptout) | |
1579 putc(c, scriptout); | |
1580 if (c == 0 || (p_uc > 0 && ++count >= p_uc)) | |
1581 { | |
1582 ml_sync_all(c == 0, TRUE); | |
1583 count = 0; | |
1584 } | |
1585 } | |
1586 | |
1587 /* | |
1588 * Get the next input character. | |
1589 * Can return a special key or a multi-byte character. | |
1590 * Can return NUL when called recursively, use safe_vgetc() if that's not | |
1591 * wanted. | |
1592 * This translates escaped K_SPECIAL and CSI bytes to a K_SPECIAL or CSI byte. | |
1593 * Collects the bytes of a multibyte character into the whole character. | |
1992 | 1594 * Returns the modifiers in the global "mod_mask". |
7 | 1595 */ |
1596 int | |
1597 vgetc() | |
1598 { | |
1599 int c, c2; | |
1600 #ifdef FEAT_MBYTE | |
1601 int n; | |
3549 | 1602 char_u buf[MB_MAXBYTES + 1]; |
7 | 1603 int i; |
1604 #endif | |
1605 | |
958 | 1606 #ifdef FEAT_EVAL |
1607 /* Do garbage collection when garbagecollect() was called previously and | |
1608 * we are now at the toplevel. */ | |
1609 if (may_garbage_collect && want_garbage_collect) | |
1610 garbage_collect(); | |
1611 #endif | |
1612 | |
7 | 1613 /* |
1614 * If a character was put back with vungetc, it was already processed. | |
1615 * Return it directly. | |
1616 */ | |
1617 if (old_char != -1) | |
1618 { | |
1619 c = old_char; | |
1620 old_char = -1; | |
1621 mod_mask = old_mod_mask; | |
4227 | 1622 #ifdef FEAT_MOUSE |
1623 mouse_row = old_mouse_row; | |
1624 mouse_col = old_mouse_col; | |
1625 #endif | |
7 | 1626 } |
958 | 1627 else |
7 | 1628 { |
958 | 1629 mod_mask = 0x0; |
1630 last_recorded_len = 0; | |
1631 for (;;) /* this is done twice if there are modifiers */ | |
1632 { | |
7 | 1633 if (mod_mask) /* no mapping after modifier has been read */ |
1634 { | |
1635 ++no_mapping; | |
1636 ++allow_keys; | |
1637 } | |
1638 c = vgetorpeek(TRUE); | |
1639 if (mod_mask) | |
1640 { | |
1641 --no_mapping; | |
1642 --allow_keys; | |
1643 } | |
1644 | |
1645 /* Get two extra bytes for special keys */ | |
1646 if (c == K_SPECIAL | |
1647 #ifdef FEAT_GUI | |
1648 || c == CSI | |
1649 #endif | |
1650 ) | |
1651 { | |
179 | 1652 int save_allow_keys = allow_keys; |
1653 | |
7 | 1654 ++no_mapping; |
179 | 1655 allow_keys = 0; /* make sure BS is not found */ |
7 | 1656 c2 = vgetorpeek(TRUE); /* no mapping for these chars */ |
1657 c = vgetorpeek(TRUE); | |
1658 --no_mapping; | |
179 | 1659 allow_keys = save_allow_keys; |
7 | 1660 if (c2 == KS_MODIFIER) |
1661 { | |
1662 mod_mask = c; | |
1663 continue; | |
1664 } | |
1665 c = TO_SPECIAL(c2, c); | |
1666 | |
1667 #if defined(FEAT_GUI_W32) && defined(FEAT_MENU) && defined(FEAT_TEAROFF) | |
1668 /* Handle K_TEAROFF here, the caller of vgetc() doesn't need to | |
1669 * know that a menu was torn off */ | |
1670 if (c == K_TEAROFF) | |
1671 { | |
1672 char_u name[200]; | |
1673 int i; | |
1674 | |
1675 /* get menu path, it ends with a <CR> */ | |
1676 for (i = 0; (c = vgetorpeek(TRUE)) != '\r'; ) | |
1677 { | |
1678 name[i] = c; | |
1679 if (i < 199) | |
1680 ++i; | |
1681 } | |
1682 name[i] = NUL; | |
1683 gui_make_tearoff(name); | |
1684 continue; | |
1685 } | |
1686 #endif | |
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
1687 #if defined(FEAT_GUI) && defined(FEAT_GUI_GTK) && defined(FEAT_MENU) |
36 | 1688 /* GTK: <F10> normally selects the menu, but it's passed until |
1689 * here to allow mapping it. Intercept and invoke the GTK | |
1690 * behavior if it's not mapped. */ | |
1691 if (c == K_F10 && gui.menubar != NULL) | |
1692 { | |
1693 gtk_menu_shell_select_first(GTK_MENU_SHELL(gui.menubar), FALSE); | |
1694 continue; | |
1695 } | |
1696 #endif | |
7 | 1697 #ifdef FEAT_GUI |
1389 | 1698 /* Handle focus event here, so that the caller doesn't need to |
1699 * know about it. Return K_IGNORE so that we loop once (needed if | |
1700 * 'lazyredraw' is set). */ | |
1380 | 1701 if (c == K_FOCUSGAINED || c == K_FOCUSLOST) |
1702 { | |
1703 ui_focus_change(c == K_FOCUSGAINED); | |
1389 | 1704 c = K_IGNORE; |
1380 | 1705 } |
1706 | |
7 | 1707 /* Translate K_CSI to CSI. The special key is only used to avoid |
1708 * it being recognized as the start of a special key. */ | |
1709 if (c == K_CSI) | |
1710 c = CSI; | |
1711 #endif | |
1712 } | |
1713 #ifdef MSDOS | |
1714 /* | |
1715 * If K_NUL was typed, it is replaced by K_NUL, 3 in mch_inchar(). | |
1716 * Delete the 3 here. | |
1717 */ | |
1718 else if (c == K_NUL && vpeekc() == 3) | |
1719 (void)vgetorpeek(TRUE); | |
1720 #endif | |
1721 | |
229 | 1722 /* a keypad or special function key was not mapped, use it like |
1723 * its ASCII equivalent */ | |
1724 switch (c) | |
7 | 1725 { |
229 | 1726 case K_KPLUS: c = '+'; break; |
1727 case K_KMINUS: c = '-'; break; | |
1728 case K_KDIVIDE: c = '/'; break; | |
1729 case K_KMULTIPLY: c = '*'; break; | |
1730 case K_KENTER: c = CAR; break; | |
1731 case K_KPOINT: | |
36 | 1732 #ifdef WIN32 |
229 | 1733 /* Can be either '.' or a ',', * |
1734 * depending on the type of keypad. */ | |
1735 c = MapVirtualKey(VK_DECIMAL, 2); break; | |
36 | 1736 #else |
229 | 1737 c = '.'; break; |
36 | 1738 #endif |
229 | 1739 case K_K0: c = '0'; break; |
1740 case K_K1: c = '1'; break; | |
1741 case K_K2: c = '2'; break; | |
1742 case K_K3: c = '3'; break; | |
1743 case K_K4: c = '4'; break; | |
1744 case K_K5: c = '5'; break; | |
1745 case K_K6: c = '6'; break; | |
1746 case K_K7: c = '7'; break; | |
1747 case K_K8: c = '8'; break; | |
1748 case K_K9: c = '9'; break; | |
1749 | |
1750 case K_XHOME: | |
1751 case K_ZHOME: if (mod_mask == MOD_MASK_SHIFT) | |
1752 { | |
1753 c = K_S_HOME; | |
1754 mod_mask = 0; | |
1755 } | |
1756 else if (mod_mask == MOD_MASK_CTRL) | |
1757 { | |
1758 c = K_C_HOME; | |
1759 mod_mask = 0; | |
1760 } | |
1761 else | |
1762 c = K_HOME; | |
1763 break; | |
1764 case K_XEND: | |
1765 case K_ZEND: if (mod_mask == MOD_MASK_SHIFT) | |
1766 { | |
1767 c = K_S_END; | |
1768 mod_mask = 0; | |
1769 } | |
1770 else if (mod_mask == MOD_MASK_CTRL) | |
1771 { | |
1772 c = K_C_END; | |
1773 mod_mask = 0; | |
1774 } | |
1775 else | |
1776 c = K_END; | |
1777 break; | |
1778 | |
1779 case K_XUP: c = K_UP; break; | |
1780 case K_XDOWN: c = K_DOWN; break; | |
1781 case K_XLEFT: c = K_LEFT; break; | |
1782 case K_XRIGHT: c = K_RIGHT; break; | |
7 | 1783 } |
1784 | |
1785 #ifdef FEAT_MBYTE | |
1786 /* For a multi-byte character get all the bytes and return the | |
1787 * converted character. | |
1788 * Note: This will loop until enough bytes are received! | |
1789 */ | |
1790 if (has_mbyte && (n = MB_BYTE2LEN_CHECK(c)) > 1) | |
1791 { | |
1792 ++no_mapping; | |
1793 buf[0] = c; | |
1794 for (i = 1; i < n; ++i) | |
1795 { | |
1796 buf[i] = vgetorpeek(TRUE); | |
1797 if (buf[i] == K_SPECIAL | |
1798 #ifdef FEAT_GUI | |
1799 || buf[i] == CSI | |
1800 #endif | |
1801 ) | |
1802 { | |
1803 /* Must be a K_SPECIAL - KS_SPECIAL - KE_FILLER sequence, | |
1804 * which represents a K_SPECIAL (0x80), | |
1805 * or a CSI - KS_EXTRA - KE_CSI sequence, which represents | |
1806 * a CSI (0x9B), | |
1807 * of a K_SPECIAL - KS_EXTRA - KE_CSI, which is CSI too. */ | |
1808 c = vgetorpeek(TRUE); | |
1809 if (vgetorpeek(TRUE) == (int)KE_CSI && c == KS_EXTRA) | |
1810 buf[i] = CSI; | |
1811 } | |
1812 } | |
1813 --no_mapping; | |
1814 c = (*mb_ptr2char)(buf); | |
1815 } | |
1816 #endif | |
1817 | |
958 | 1818 break; |
1819 } | |
7 | 1820 } |
958 | 1821 |
1822 #ifdef FEAT_EVAL | |
1823 /* | |
1824 * In the main loop "may_garbage_collect" can be set to do garbage | |
1825 * collection in the first next vgetc(). It's disabled after that to | |
1826 * avoid internally used Lists and Dicts to be freed. | |
1827 */ | |
1828 may_garbage_collect = FALSE; | |
1829 #endif | |
1830 | |
1831 return c; | |
7 | 1832 } |
1833 | |
1834 /* | |
1835 * Like vgetc(), but never return a NUL when called recursively, get a key | |
1836 * directly from the user (ignoring typeahead). | |
1837 */ | |
1838 int | |
1839 safe_vgetc() | |
1840 { | |
1841 int c; | |
1842 | |
1843 c = vgetc(); | |
1844 if (c == NUL) | |
1845 c = get_keystroke(); | |
1846 return c; | |
1847 } | |
1848 | |
1849 /* | |
1389 | 1850 * Like safe_vgetc(), but loop to handle K_IGNORE. |
1851 * Also ignore scrollbar events. | |
1852 */ | |
1853 int | |
1854 plain_vgetc() | |
1855 { | |
1856 int c; | |
1857 | |
1858 do | |
1859 { | |
1860 c = safe_vgetc(); | |
1861 } while (c == K_IGNORE || c == K_VER_SCROLLBAR || c == K_HOR_SCROLLBAR); | |
1862 return c; | |
1863 } | |
1864 | |
1865 /* | |
7 | 1866 * Check if a character is available, such that vgetc() will not block. |
1867 * If the next character is a special character or multi-byte, the returned | |
1868 * character is not valid!. | |
1869 */ | |
1870 int | |
1871 vpeekc() | |
1872 { | |
1873 if (old_char != -1) | |
1874 return old_char; | |
1875 return vgetorpeek(FALSE); | |
1876 } | |
1877 | |
1878 #if defined(FEAT_TERMRESPONSE) || defined(PROTO) | |
1879 /* | |
1880 * Like vpeekc(), but don't allow mapping. Do allow checking for terminal | |
1881 * codes. | |
1882 */ | |
1883 int | |
1884 vpeekc_nomap() | |
1885 { | |
1886 int c; | |
1887 | |
1888 ++no_mapping; | |
1889 ++allow_keys; | |
1890 c = vpeekc(); | |
1891 --no_mapping; | |
1892 --allow_keys; | |
1893 return c; | |
1894 } | |
1895 #endif | |
1896 | |
5930 | 1897 #if defined(FEAT_INS_EXPAND) || defined(FEAT_EVAL) || defined(PROTO) |
7 | 1898 /* |
1899 * Check if any character is available, also half an escape sequence. | |
1900 * Trick: when no typeahead found, but there is something in the typeahead | |
1901 * buffer, it must be an ESC that is recognized as the start of a key code. | |
1902 */ | |
1903 int | |
1904 vpeekc_any() | |
1905 { | |
1906 int c; | |
1907 | |
1908 c = vpeekc(); | |
1909 if (c == NUL && typebuf.tb_len > 0) | |
1910 c = ESC; | |
1911 return c; | |
1912 } | |
1913 #endif | |
1914 | |
1915 /* | |
1916 * Call vpeekc() without causing anything to be mapped. | |
1917 * Return TRUE if a character is available, FALSE otherwise. | |
1918 */ | |
1919 int | |
1920 char_avail() | |
1921 { | |
1922 int retval; | |
1923 | |
1924 ++no_mapping; | |
1925 retval = vpeekc(); | |
1926 --no_mapping; | |
1927 return (retval != NUL); | |
1928 } | |
1929 | |
1930 void | |
1931 vungetc(c) /* unget one character (can only be done once!) */ | |
1932 int c; | |
1933 { | |
1934 old_char = c; | |
1935 old_mod_mask = mod_mask; | |
4227 | 1936 #ifdef FEAT_MOUSE |
1937 old_mouse_row = mouse_row; | |
1938 old_mouse_col = mouse_col; | |
1939 #endif | |
7 | 1940 } |
1941 | |
1942 /* | |
1943 * get a character: | |
1944 * 1. from the stuffbuffer | |
1945 * This is used for abbreviated commands like "D" -> "d$". | |
1946 * Also used to redo a command for ".". | |
1947 * 2. from the typeahead buffer | |
1948 * Stores text obtained previously but not used yet. | |
1949 * Also stores the result of mappings. | |
1950 * Also used for the ":normal" command. | |
1951 * 3. from the user | |
1952 * This may do a blocking wait if "advance" is TRUE. | |
1953 * | |
1954 * if "advance" is TRUE (vgetc()): | |
1955 * really get the character. | |
1956 * KeyTyped is set to TRUE in the case the user typed the key. | |
1957 * KeyStuffed is TRUE if the character comes from the stuff buffer. | |
1958 * if "advance" is FALSE (vpeekc()): | |
1959 * just look whether there is a character available. | |
1960 * | |
1961 * When "no_mapping" is zero, checks for mappings in the current mode. | |
1962 * Only returns one byte (of a multi-byte character). | |
1963 * K_SPECIAL and CSI may be escaped, need to get two more bytes then. | |
1964 */ | |
1965 static int | |
1966 vgetorpeek(advance) | |
1967 int advance; | |
1968 { | |
1969 int c, c1; | |
1970 int keylen; | |
1971 char_u *s; | |
1972 mapblock_T *mp; | |
1973 #ifdef FEAT_LOCALMAP | |
1974 mapblock_T *mp2; | |
1975 #endif | |
1976 mapblock_T *mp_match; | |
1977 int mp_match_len = 0; | |
1978 int timedout = FALSE; /* waited for more than 1 second | |
1979 for mapping to complete */ | |
1980 int mapdepth = 0; /* check for recursive mapping */ | |
1981 int mode_deleted = FALSE; /* set when mode has been deleted */ | |
1982 int local_State; | |
1983 int mlen; | |
1984 int max_mlen; | |
721 | 1985 int i; |
7 | 1986 #ifdef FEAT_CMDL_INFO |
1987 int new_wcol, new_wrow; | |
1988 #endif | |
1989 #ifdef FEAT_GUI | |
1990 # ifdef FEAT_MENU | |
1991 int idx; | |
1992 # endif | |
1993 int shape_changed = FALSE; /* adjusted cursor shape */ | |
1994 #endif | |
1995 int n; | |
1996 #ifdef FEAT_LANGMAP | |
1997 int nolmaplen; | |
1998 #endif | |
1999 int old_wcol, old_wrow; | |
202 | 2000 int wait_tb_len; |
7 | 2001 |
2002 /* | |
2003 * This function doesn't work very well when called recursively. This may | |
2004 * happen though, because of: | |
2005 * 1. The call to add_to_showcmd(). char_avail() is then used to check if | |
2006 * there is a character available, which calls this function. In that | |
2007 * case we must return NUL, to indicate no character is available. | |
2008 * 2. A GUI callback function writes to the screen, causing a | |
2009 * wait_return(). | |
2010 * Using ":normal" can also do this, but it saves the typeahead buffer, | |
2011 * thus it should be OK. But don't get a key from the user then. | |
2012 */ | |
822 | 2013 if (vgetc_busy > 0 |
7 | 2014 #ifdef FEAT_EX_EXTRA |
2015 && ex_normal_busy == 0 | |
2016 #endif | |
2017 ) | |
2018 return NUL; | |
2019 | |
2020 local_State = get_real_state(); | |
2021 | |
822 | 2022 ++vgetc_busy; |
7 | 2023 |
2024 if (advance) | |
2025 KeyStuffed = FALSE; | |
2026 | |
2027 init_typebuf(); | |
2028 start_stuff(); | |
2029 if (advance && typebuf.tb_maplen == 0) | |
2030 Exec_reg = FALSE; | |
2031 do | |
2032 { | |
2033 /* | |
2034 * get a character: 1. from the stuffbuffer | |
2035 */ | |
2036 if (typeahead_char != 0) | |
2037 { | |
2038 c = typeahead_char; | |
2039 if (advance) | |
2040 typeahead_char = 0; | |
2041 } | |
2042 else | |
5649 | 2043 c = read_readbuffers(advance); |
7 | 2044 if (c != NUL && !got_int) |
2045 { | |
2046 if (advance) | |
2047 { | |
2048 /* KeyTyped = FALSE; When the command that stuffed something | |
2049 * was typed, behave like the stuffed command was typed. | |
2050 * needed for CTRL-W CTRl-] to open a fold, for example. */ | |
2051 KeyStuffed = TRUE; | |
2052 } | |
2053 if (typebuf.tb_no_abbr_cnt == 0) | |
2054 typebuf.tb_no_abbr_cnt = 1; /* no abbreviations now */ | |
2055 } | |
2056 else | |
2057 { | |
2058 /* | |
2059 * Loop until we either find a matching mapped key, or we | |
2060 * are sure that it is not a mapped key. | |
2061 * If a mapped key sequence is found we go back to the start to | |
2062 * try re-mapping. | |
2063 */ | |
2064 for (;;) | |
2065 { | |
2066 /* | |
2067 * ui_breakcheck() is slow, don't use it too often when | |
2068 * inside a mapping. But call it each time for typed | |
2069 * characters. | |
2070 */ | |
2071 if (typebuf.tb_maplen) | |
2072 line_breakcheck(); | |
2073 else | |
2074 ui_breakcheck(); /* check for CTRL-C */ | |
2075 keylen = 0; | |
2076 if (got_int) | |
2077 { | |
2078 /* flush all input */ | |
2079 c = inchar(typebuf.tb_buf, typebuf.tb_buflen - 1, 0L, | |
2080 typebuf.tb_change_cnt); | |
2081 /* | |
2082 * If inchar() returns TRUE (script file was active) or we | |
2083 * are inside a mapping, get out of insert mode. | |
2084 * Otherwise we behave like having gotten a CTRL-C. | |
2085 * As a result typing CTRL-C in insert mode will | |
2086 * really insert a CTRL-C. | |
2087 */ | |
2088 if ((c || typebuf.tb_maplen) | |
2089 && (State & (INSERT + CMDLINE))) | |
2090 c = ESC; | |
2091 else | |
2092 c = Ctrl_C; | |
2093 flush_buffers(TRUE); /* flush all typeahead */ | |
2094 | |
988 | 2095 if (advance) |
2096 { | |
2097 /* Also record this character, it might be needed to | |
2098 * get out of Insert mode. */ | |
2099 *typebuf.tb_buf = c; | |
2100 gotchars(typebuf.tb_buf, 1); | |
2101 } | |
7 | 2102 cmd_silent = FALSE; |
2103 | |
2104 break; | |
2105 } | |
2106 else if (typebuf.tb_len > 0) | |
2107 { | |
2108 /* | |
2109 * Check for a mappable key sequence. | |
2110 * Walk through one maphash[] list until we find an | |
2111 * entry that matches. | |
2112 * | |
2113 * Don't look for mappings if: | |
2114 * - no_mapping set: mapping disabled (e.g. for CTRL-V) | |
2115 * - maphash_valid not set: no mappings present. | |
2116 * - typebuf.tb_buf[typebuf.tb_off] should not be remapped | |
2117 * - in insert or cmdline mode and 'paste' option set | |
2118 * - waiting for "hit return to continue" and CR or SPACE | |
2119 * typed | |
2120 * - waiting for a char with --more-- | |
2121 * - in Ctrl-X mode, and we get a valid char for that mode | |
2122 */ | |
2123 mp = NULL; | |
2124 max_mlen = 0; | |
2125 c1 = typebuf.tb_buf[typebuf.tb_off]; | |
2126 if (no_mapping == 0 && maphash_valid | |
2127 && (no_zero_mapping == 0 || c1 != '0') | |
2128 && (typebuf.tb_maplen == 0 | |
2129 || (p_remap | |
10 | 2130 && (typebuf.tb_noremap[typebuf.tb_off] |
2131 & (RM_NONE|RM_ABBR)) == 0)) | |
7 | 2132 && !(p_paste && (State & (INSERT + CMDLINE))) |
2133 && !(State == HITRETURN && (c1 == CAR || c1 == ' ')) | |
2134 && State != ASKMORE | |
2135 && State != CONFIRM | |
2136 #ifdef FEAT_INS_EXPAND | |
2137 && !((ctrl_x_mode != 0 && vim_is_ctrl_x_key(c1)) | |
449 | 2138 || ((compl_cont_status & CONT_LOCAL) |
7 | 2139 && (c1 == Ctrl_N || c1 == Ctrl_P))) |
2140 #endif | |
2141 ) | |
2142 { | |
2143 #ifdef FEAT_LANGMAP | |
2144 if (c1 == K_SPECIAL) | |
2145 nolmaplen = 2; | |
2146 else | |
2147 { | |
6907 | 2148 LANGMAP_ADJUST(c1, |
2149 (State & (CMDLINE | INSERT)) == 0); | |
7 | 2150 nolmaplen = 0; |
2151 } | |
2152 #endif | |
2153 #ifdef FEAT_LOCALMAP | |
2154 /* First try buffer-local mappings. */ | |
2155 mp = curbuf->b_maphash[MAP_HASH(local_State, c1)]; | |
2156 mp2 = maphash[MAP_HASH(local_State, c1)]; | |
2157 if (mp == NULL) | |
2158 { | |
5035
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4865
diff
changeset
|
2159 /* There are no buffer-local mappings. */ |
7 | 2160 mp = mp2; |
2161 mp2 = NULL; | |
2162 } | |
2163 #else | |
2164 mp = maphash[MAP_HASH(local_State, c1)]; | |
2165 #endif | |
2166 /* | |
2167 * Loop until a partly matching mapping is found or | |
2168 * all (local) mappings have been checked. | |
2169 * The longest full match is remembered in "mp_match". | |
2170 * A full match is only accepted if there is no partly | |
2171 * match, so "aa" and "aaa" can both be mapped. | |
2172 */ | |
2173 mp_match = NULL; | |
2174 mp_match_len = 0; | |
2175 for ( ; mp != NULL; | |
2176 #ifdef FEAT_LOCALMAP | |
2177 mp->m_next == NULL ? (mp = mp2, mp2 = NULL) : | |
2178 #endif | |
2179 (mp = mp->m_next)) | |
2180 { | |
2181 /* | |
2182 * Only consider an entry if the first character | |
2183 * matches and it is for the current state. | |
2184 * Skip ":lmap" mappings if keys were mapped. | |
2185 */ | |
2186 if (mp->m_keys[0] == c1 | |
2187 && (mp->m_mode & local_State) | |
2188 && ((mp->m_mode & LANGMAP) == 0 | |
2189 || typebuf.tb_maplen == 0)) | |
2190 { | |
2191 #ifdef FEAT_LANGMAP | |
2192 int nomap = nolmaplen; | |
2193 int c2; | |
2194 #endif | |
2195 /* find the match length of this mapping */ | |
2196 for (mlen = 1; mlen < typebuf.tb_len; ++mlen) | |
2197 { | |
2198 #ifdef FEAT_LANGMAP | |
2199 c2 = typebuf.tb_buf[typebuf.tb_off + mlen]; | |
2200 if (nomap > 0) | |
2201 --nomap; | |
2202 else if (c2 == K_SPECIAL) | |
2203 nomap = 2; | |
2204 else | |
2205 LANGMAP_ADJUST(c2, TRUE); | |
2206 if (mp->m_keys[mlen] != c2) | |
2207 #else | |
2208 if (mp->m_keys[mlen] != | |
2209 typebuf.tb_buf[typebuf.tb_off + mlen]) | |
2210 #endif | |
2211 break; | |
2212 } | |
2213 | |
2214 #ifdef FEAT_MBYTE | |
2215 /* Don't allow mapping the first byte(s) of a | |
2216 * multi-byte char. Happens when mapping | |
5718 | 2217 * <M-a> and then changing 'encoding'. Beware |
2218 * that 0x80 is escaped. */ | |
2219 { | |
2220 char_u *p1 = mp->m_keys; | |
2221 char_u *p2 = mb_unescape(&p1); | |
2222 | |
2223 if (has_mbyte && p2 != NULL | |
2224 && MB_BYTE2LEN(c1) > MB_PTR2LEN(p2)) | |
2225 mlen = 0; | |
2226 } | |
7 | 2227 #endif |
2228 /* | |
2229 * Check an entry whether it matches. | |
2230 * - Full match: mlen == keylen | |
2231 * - Partly match: mlen == typebuf.tb_len | |
2232 */ | |
2233 keylen = mp->m_keylen; | |
2234 if (mlen == keylen | |
2235 || (mlen == typebuf.tb_len | |
2236 && typebuf.tb_len < keylen)) | |
2237 { | |
2238 /* | |
2239 * If only script-local mappings are | |
2240 * allowed, check if the mapping starts | |
2241 * with K_SNR. | |
2242 */ | |
2243 s = typebuf.tb_noremap + typebuf.tb_off; | |
2244 if (*s == RM_SCRIPT | |
2245 && (mp->m_keys[0] != K_SPECIAL | |
2246 || mp->m_keys[1] != KS_EXTRA | |
2247 || mp->m_keys[2] | |
2248 != (int)KE_SNR)) | |
2249 continue; | |
2250 /* | |
2251 * If one of the typed keys cannot be | |
2252 * remapped, skip the entry. | |
2253 */ | |
2254 for (n = mlen; --n >= 0; ) | |
10 | 2255 if (*s++ & (RM_NONE|RM_ABBR)) |
7 | 2256 break; |
2257 if (n >= 0) | |
2258 continue; | |
2259 | |
2260 if (keylen > typebuf.tb_len) | |
2261 { | |
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4865
diff
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|
2262 if (!timedout && !(mp_match != NULL |
1cf89d38aa76
updated for version 7.3.1261
Bram Moolenaar <bram@vim.org>
parents:
4865
diff
changeset
|
2263 && mp_match->m_nowait)) |
7 | 2264 { |
2265 /* break at a partly match */ | |
2672 | 2266 keylen = KEYLEN_PART_MAP; |
7 | 2267 break; |
2268 } | |
2269 } | |
2270 else if (keylen > mp_match_len) | |
2271 { | |
2272 /* found a longer match */ | |
2273 mp_match = mp; | |
2274 mp_match_len = keylen; | |
2275 } | |
2276 } | |
2277 else | |
2278 /* No match; may have to check for | |
2279 * termcode at next character. */ | |
2280 if (max_mlen < mlen) | |
2281 max_mlen = mlen; | |
2282 } | |
2283 } | |
2284 | |
2285 /* If no partly match found, use the longest full | |
2286 * match. */ | |
2672 | 2287 if (keylen != KEYLEN_PART_MAP) |
7 | 2288 { |
2289 mp = mp_match; | |
2290 keylen = mp_match_len; | |
2291 } | |
2292 } | |
2293 | |
2294 /* Check for match with 'pastetoggle' */ | |
2295 if (*p_pt != NUL && mp == NULL && (State & (INSERT|NORMAL))) | |
2296 { | |
2297 for (mlen = 0; mlen < typebuf.tb_len && p_pt[mlen]; | |
2298 ++mlen) | |
2299 if (p_pt[mlen] != typebuf.tb_buf[typebuf.tb_off | |
2300 + mlen]) | |
2301 break; | |
2302 if (p_pt[mlen] == NUL) /* match */ | |
2303 { | |
2304 /* write chars to script file(s) */ | |
2305 if (mlen > typebuf.tb_maplen) | |
2306 gotchars(typebuf.tb_buf + typebuf.tb_off | |
2307 + typebuf.tb_maplen, | |
2308 mlen - typebuf.tb_maplen); | |
2309 | |
2310 del_typebuf(mlen, 0); /* remove the chars */ | |
2311 set_option_value((char_u *)"paste", | |
2312 (long)!p_paste, NULL, 0); | |
2313 if (!(State & INSERT)) | |
2314 { | |
2315 msg_col = 0; | |
2316 msg_row = Rows - 1; | |
2317 msg_clr_eos(); /* clear ruler */ | |
2318 } | |
5670 | 2319 #ifdef FEAT_WINDOWS |
2320 status_redraw_all(); | |
2321 redraw_statuslines(); | |
2322 #endif | |
7 | 2323 showmode(); |
2324 setcursor(); | |
2325 continue; | |
2326 } | |
2327 /* Need more chars for partly match. */ | |
2328 if (mlen == typebuf.tb_len) | |
2672 | 2329 keylen = KEYLEN_PART_KEY; |
7 | 2330 else if (max_mlen < mlen) |
2331 /* no match, may have to check for termcode at | |
2332 * next character */ | |
2333 max_mlen = mlen + 1; | |
2334 } | |
2335 | |
2336 if ((mp == NULL || max_mlen >= mp_match_len) | |
2672 | 2337 && keylen != KEYLEN_PART_MAP) |
7 | 2338 { |
1618 | 2339 int save_keylen = keylen; |
2340 | |
7 | 2341 /* |
2342 * When no matching mapping found or found a | |
2343 * non-matching mapping that matches at least what the | |
2344 * matching mapping matched: | |
2345 * Check if we have a terminal code, when: | |
2346 * mapping is allowed, | |
2347 * keys have not been mapped, | |
2348 * and not an ESC sequence, not in insert mode or | |
2349 * p_ek is on, | |
2350 * and when not timed out, | |
2351 */ | |
2352 if ((no_mapping == 0 || allow_keys != 0) | |
2353 && (typebuf.tb_maplen == 0 | |
2354 || (p_remap && typebuf.tb_noremap[ | |
2355 typebuf.tb_off] == RM_YES)) | |
2356 && !timedout) | |
2357 { | |
3328 | 2358 keylen = check_termcode(max_mlen + 1, |
2359 NULL, 0, NULL); | |
7 | 2360 |
1618 | 2361 /* If no termcode matched but 'pastetoggle' |
2362 * matched partially it's like an incomplete key | |
2363 * sequence. */ | |
2672 | 2364 if (keylen == 0 && save_keylen == KEYLEN_PART_KEY) |
2365 keylen = KEYLEN_PART_KEY; | |
1618 | 2366 |
7 | 2367 /* |
2368 * When getting a partial match, but the last | |
2369 * characters were not typed, don't wait for a | |
2370 * typed character to complete the termcode. | |
2371 * This helps a lot when a ":normal" command ends | |
2372 * in an ESC. | |
2373 */ | |
2374 if (keylen < 0 | |
2375 && typebuf.tb_len == typebuf.tb_maplen) | |
2376 keylen = 0; | |
2377 } | |
2378 else | |
2379 keylen = 0; | |
2380 if (keylen == 0) /* no matching terminal code */ | |
2381 { | |
2382 #ifdef AMIGA /* check for window bounds report */ | |
2383 if (typebuf.tb_maplen == 0 && (typebuf.tb_buf[ | |
2384 typebuf.tb_off] & 0xff) == CSI) | |
2385 { | |
2386 for (s = typebuf.tb_buf + typebuf.tb_off + 1; | |
2387 s < typebuf.tb_buf + typebuf.tb_off | |
2388 + typebuf.tb_len | |
2389 && (VIM_ISDIGIT(*s) || *s == ';' | |
2390 || *s == ' '); | |
2391 ++s) | |
2392 ; | |
2393 if (*s == 'r' || *s == '|') /* found one */ | |
2394 { | |
2395 del_typebuf((int)(s + 1 - | |
2396 (typebuf.tb_buf + typebuf.tb_off)), 0); | |
2397 /* get size and redraw screen */ | |
2398 shell_resized(); | |
2399 continue; | |
2400 } | |
2401 if (*s == NUL) /* need more characters */ | |
2672 | 2402 keylen = KEYLEN_PART_KEY; |
7 | 2403 } |
2404 if (keylen >= 0) | |
2405 #endif | |
2406 /* When there was a matching mapping and no | |
2407 * termcode could be replaced after another one, | |
1618 | 2408 * use that mapping (loop around). If there was |
2409 * no mapping use the character from the | |
2410 * typeahead buffer right here. */ | |
7 | 2411 if (mp == NULL) |
2412 { | |
2413 /* | |
2414 * get a character: 2. from the typeahead buffer | |
2415 */ | |
2416 c = typebuf.tb_buf[typebuf.tb_off] & 255; | |
2417 if (advance) /* remove chars from tb_buf */ | |
2418 { | |
2419 cmd_silent = (typebuf.tb_silent > 0); | |
2420 if (typebuf.tb_maplen > 0) | |
2421 KeyTyped = FALSE; | |
2422 else | |
2423 { | |
2424 KeyTyped = TRUE; | |
2425 /* write char to script file(s) */ | |
2426 gotchars(typebuf.tb_buf | |
2427 + typebuf.tb_off, 1); | |
2428 } | |
1051 | 2429 KeyNoremap = typebuf.tb_noremap[ |
2430 typebuf.tb_off]; | |
7 | 2431 del_typebuf(1, 0); |
2432 } | |
2433 break; /* got character, break for loop */ | |
2434 } | |
2435 } | |
2436 if (keylen > 0) /* full matching terminal code */ | |
2437 { | |
2438 #if defined(FEAT_GUI) && defined(FEAT_MENU) | |
2672 | 2439 if (typebuf.tb_len >= 2 |
2440 && typebuf.tb_buf[typebuf.tb_off] == K_SPECIAL | |
7 | 2441 && typebuf.tb_buf[typebuf.tb_off + 1] |
2442 == KS_MENU) | |
2443 { | |
2444 /* | |
2445 * Using a menu may cause a break in undo! | |
2446 * It's like using gotchars(), but without | |
2447 * recording or writing to a script file. | |
2448 */ | |
2449 may_sync_undo(); | |
2450 del_typebuf(3, 0); | |
2451 idx = get_menu_index(current_menu, local_State); | |
2452 if (idx != MENU_INDEX_INVALID) | |
2453 { | |
2454 /* | |
788 | 2455 * In Select mode and a Visual mode menu |
2456 * is used: Switch to Visual mode | |
7 | 2457 * temporarily. Append K_SELECT to switch |
2458 * back to Select mode. | |
2459 */ | |
788 | 2460 if (VIsual_active && VIsual_select |
2461 && (current_menu->modes & VISUAL)) | |
7 | 2462 { |
2463 VIsual_select = FALSE; | |
2464 (void)ins_typebuf(K_SELECT_STRING, | |
2465 REMAP_NONE, 0, TRUE, FALSE); | |
2466 } | |
2467 ins_typebuf(current_menu->strings[idx], | |
2468 current_menu->noremap[idx], | |
2469 0, TRUE, | |
2470 current_menu->silent[idx]); | |
2471 } | |
2472 } | |
1462 | 2473 #endif /* FEAT_GUI && FEAT_MENU */ |
7 | 2474 continue; /* try mapping again */ |
2475 } | |
2476 | |
2477 /* Partial match: get some more characters. When a | |
2478 * matching mapping was found use that one. */ | |
2479 if (mp == NULL || keylen < 0) | |
2672 | 2480 keylen = KEYLEN_PART_KEY; |
7 | 2481 else |
2482 keylen = mp_match_len; | |
2483 } | |
2484 | |
2485 /* complete match */ | |
2486 if (keylen >= 0 && keylen <= typebuf.tb_len) | |
2487 { | |
2062
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|
2488 #ifdef FEAT_EVAL |
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|
2489 int save_m_expr; |
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|
2490 int save_m_noremap; |
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|
2491 int save_m_silent; |
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|
2492 char_u *save_m_keys; |
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|
2493 char_u *save_m_str; |
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|
2494 #else |
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|
2495 # define save_m_noremap mp->m_noremap |
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|
2496 # define save_m_silent mp->m_silent |
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|
2497 #endif |
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|
2498 |
7 | 2499 /* write chars to script file(s) */ |
2500 if (keylen > typebuf.tb_maplen) | |
2501 gotchars(typebuf.tb_buf + typebuf.tb_off | |
2502 + typebuf.tb_maplen, | |
2503 keylen - typebuf.tb_maplen); | |
2504 | |
2505 cmd_silent = (typebuf.tb_silent > 0); | |
2506 del_typebuf(keylen, 0); /* remove the mapped keys */ | |
2507 | |
2508 /* | |
2509 * Put the replacement string in front of mapstr. | |
2510 * The depth check catches ":map x y" and ":map y x". | |
2511 */ | |
2512 if (++mapdepth >= p_mmd) | |
2513 { | |
2514 EMSG(_("E223: recursive mapping")); | |
2515 if (State & CMDLINE) | |
2516 redrawcmdline(); | |
2517 else | |
2518 setcursor(); | |
2519 flush_buffers(FALSE); | |
2520 mapdepth = 0; /* for next one */ | |
2521 c = -1; | |
2522 break; | |
2523 } | |
2524 | |
2525 /* | |
788 | 2526 * In Select mode and a Visual mode mapping is used: |
7 | 2527 * Switch to Visual mode temporarily. Append K_SELECT |
2528 * to switch back to Select mode. | |
2529 */ | |
788 | 2530 if (VIsual_active && VIsual_select |
2531 && (mp->m_mode & VISUAL)) | |
7 | 2532 { |
2533 VIsual_select = FALSE; | |
2534 (void)ins_typebuf(K_SELECT_STRING, REMAP_NONE, | |
2535 0, TRUE, FALSE); | |
2536 } | |
2537 | |
721 | 2538 #ifdef FEAT_EVAL |
2062
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|
2539 /* Copy the values from *mp that are used, because |
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diff
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|
2540 * evaluating the expression may invoke a function |
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|
2541 * that redefines the mapping, thereby making *mp |
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diff
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|
2542 * invalid. */ |
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|
2543 save_m_expr = mp->m_expr; |
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diff
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|
2544 save_m_noremap = mp->m_noremap; |
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diff
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|
2545 save_m_silent = mp->m_silent; |
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|
2546 save_m_keys = NULL; /* only saved when needed */ |
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|
2547 save_m_str = NULL; /* only saved when needed */ |
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diff
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|
2548 |
721 | 2549 /* |
2550 * Handle ":map <expr>": evaluate the {rhs} as an | |
3135 | 2551 * expression. Also save and restore the command line |
2552 * for "normal :". | |
721 | 2553 */ |
2554 if (mp->m_expr) | |
822 | 2555 { |
2556 int save_vgetc_busy = vgetc_busy; | |
2557 | |
3135 | 2558 vgetc_busy = 0; |
2559 save_m_keys = vim_strsave(mp->m_keys); | |
2560 save_m_str = vim_strsave(mp->m_str); | |
2561 s = eval_map_expr(save_m_str, NUL); | |
2562 vgetc_busy = save_vgetc_busy; | |
822 | 2563 } |
721 | 2564 else |
2565 #endif | |
2566 s = mp->m_str; | |
2567 | |
7 | 2568 /* |
2569 * Insert the 'to' part in the typebuf.tb_buf. | |
2570 * If 'from' field is the same as the start of the | |
10 | 2571 * 'to' field, don't remap the first character (but do |
2572 * allow abbreviations). | |
7 | 2573 * If m_noremap is set, don't remap the whole 'to' |
2574 * part. | |
2575 */ | |
721 | 2576 if (s == NULL) |
2577 i = FAIL; | |
2578 else | |
2579 { | |
2066
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|
2580 int noremap; |
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diff
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|
2581 |
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|
2582 if (save_m_noremap != REMAP_YES) |
2bd96108392e
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2062
diff
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|
2583 noremap = save_m_noremap; |
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2062
diff
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|
2584 else if ( |
2062
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diff
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|
2585 #ifdef FEAT_EVAL |
2066
2bd96108392e
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2062
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|
2586 STRNCMP(s, save_m_keys != NULL |
2bd96108392e
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2062
diff
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|
2587 ? save_m_keys : mp->m_keys, |
2bd96108392e
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parents:
2062
diff
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|
2588 (size_t)keylen) |
2bd96108392e
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diff
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|
2589 #else |
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diff
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|
2590 STRNCMP(s, mp->m_keys, (size_t)keylen) |
2062
dae4cd29a0b7
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|
2591 #endif |
2066
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diff
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|
2592 != 0) |
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diff
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|
2593 noremap = REMAP_YES; |
2bd96108392e
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diff
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|
2594 else |
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diff
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|
2595 noremap = REMAP_SKIP; |
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parents:
2062
diff
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|
2596 i = ins_typebuf(s, noremap, |
2bd96108392e
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2062
diff
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|
2597 0, TRUE, cmd_silent || save_m_silent); |
721 | 2598 #ifdef FEAT_EVAL |
2062
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1992
diff
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|
2599 if (save_m_expr) |
721 | 2600 vim_free(s); |
2601 #endif | |
2602 } | |
2062
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|
2603 #ifdef FEAT_EVAL |
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diff
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|
2604 vim_free(save_m_keys); |
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|
2605 vim_free(save_m_str); |
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diff
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|
2606 #endif |
721 | 2607 if (i == FAIL) |
7 | 2608 { |
2609 c = -1; | |
2610 break; | |
2611 } | |
2612 continue; | |
2613 } | |
2614 } | |
2615 | |
2616 /* | |
2617 * get a character: 3. from the user - handle <Esc> in Insert mode | |
2618 */ | |
2619 /* | |
2620 * special case: if we get an <ESC> in insert mode and there | |
2621 * are no more characters at once, we pretend to go out of | |
2622 * insert mode. This prevents the one second delay after | |
2623 * typing an <ESC>. If we get something after all, we may | |
2624 * have to redisplay the mode. That the cursor is in the wrong | |
2625 * place does not matter. | |
2626 */ | |
2627 c = 0; | |
2628 #ifdef FEAT_CMDL_INFO | |
2629 new_wcol = curwin->w_wcol; | |
2630 new_wrow = curwin->w_wrow; | |
2631 #endif | |
2632 if ( advance | |
2633 && typebuf.tb_len == 1 | |
2634 && typebuf.tb_buf[typebuf.tb_off] == ESC | |
2635 && !no_mapping | |
2636 #ifdef FEAT_EX_EXTRA | |
2637 && ex_normal_busy == 0 | |
2638 #endif | |
2639 && typebuf.tb_maplen == 0 | |
2640 && (State & INSERT) | |
2672 | 2641 && (p_timeout |
2642 || (keylen == KEYLEN_PART_KEY && p_ttimeout)) | |
7 | 2643 && (c = inchar(typebuf.tb_buf + typebuf.tb_off |
2644 + typebuf.tb_len, 3, 25L, | |
2645 typebuf.tb_change_cnt)) == 0) | |
2646 { | |
2647 colnr_T col = 0, vcol; | |
2648 char_u *ptr; | |
2649 | |
643 | 2650 if (mode_displayed) |
7 | 2651 { |
2652 unshowmode(TRUE); | |
2653 mode_deleted = TRUE; | |
2654 } | |
2655 #ifdef FEAT_GUI | |
2656 /* may show different cursor shape */ | |
2657 if (gui.in_use) | |
2658 { | |
2659 int save_State; | |
2660 | |
2661 save_State = State; | |
2662 State = NORMAL; | |
2663 gui_update_cursor(TRUE, FALSE); | |
2664 State = save_State; | |
2665 shape_changed = TRUE; | |
2666 } | |
2667 #endif | |
2668 validate_cursor(); | |
2669 old_wcol = curwin->w_wcol; | |
2670 old_wrow = curwin->w_wrow; | |
2671 | |
2672 /* move cursor left, if possible */ | |
2673 if (curwin->w_cursor.col != 0) | |
2674 { | |
2675 if (curwin->w_wcol > 0) | |
2676 { | |
2677 if (did_ai) | |
2678 { | |
2679 /* | |
2680 * We are expecting to truncate the trailing | |
2681 * white-space, so find the last non-white | |
2682 * character -- webb | |
2683 */ | |
2684 col = vcol = curwin->w_wcol = 0; | |
2685 ptr = ml_get_curline(); | |
2686 while (col < curwin->w_cursor.col) | |
2687 { | |
2688 if (!vim_iswhite(ptr[col])) | |
2689 curwin->w_wcol = vcol; | |
5995 | 2690 vcol += lbr_chartabsize(ptr, ptr + col, |
7 | 2691 (colnr_T)vcol); |
2692 #ifdef FEAT_MBYTE | |
2693 if (has_mbyte) | |
474 | 2694 col += (*mb_ptr2len)(ptr + col); |
7 | 2695 else |
2696 #endif | |
2697 ++col; | |
2698 } | |
2699 curwin->w_wrow = curwin->w_cline_row | |
2700 + curwin->w_wcol / W_WIDTH(curwin); | |
2701 curwin->w_wcol %= W_WIDTH(curwin); | |
2702 curwin->w_wcol += curwin_col_off(); | |
2703 #ifdef FEAT_MBYTE | |
2704 col = 0; /* no correction needed */ | |
2705 #endif | |
2706 } | |
2707 else | |
2708 { | |
2709 --curwin->w_wcol; | |
2710 #ifdef FEAT_MBYTE | |
2711 col = curwin->w_cursor.col - 1; | |
2712 #endif | |
2713 } | |
2714 } | |
2715 else if (curwin->w_p_wrap && curwin->w_wrow) | |
2716 { | |
2717 --curwin->w_wrow; | |
2718 curwin->w_wcol = W_WIDTH(curwin) - 1; | |
2719 #ifdef FEAT_MBYTE | |
2720 col = curwin->w_cursor.col - 1; | |
2721 #endif | |
2722 } | |
2723 #ifdef FEAT_MBYTE | |
2724 if (has_mbyte && col > 0 && curwin->w_wcol > 0) | |
2725 { | |
2726 /* Correct when the cursor is on the right halve | |
2727 * of a double-wide character. */ | |
2728 ptr = ml_get_curline(); | |
2729 col -= (*mb_head_off)(ptr, ptr + col); | |
2730 if ((*mb_ptr2cells)(ptr + col) > 1) | |
2731 --curwin->w_wcol; | |
2732 } | |
2733 #endif | |
2734 } | |
2735 setcursor(); | |
2736 out_flush(); | |
2737 #ifdef FEAT_CMDL_INFO | |
2738 new_wcol = curwin->w_wcol; | |
2739 new_wrow = curwin->w_wrow; | |
2740 #endif | |
2741 curwin->w_wcol = old_wcol; | |
2742 curwin->w_wrow = old_wrow; | |
2743 } | |
2744 if (c < 0) | |
2745 continue; /* end of input script reached */ | |
6087 | 2746 |
2747 /* Allow mapping for just typed characters. When we get here c | |
2748 * is the number of extra bytes and typebuf.tb_len is 1. */ | |
2749 for (n = 1; n <= c; ++n) | |
2750 typebuf.tb_noremap[typebuf.tb_off + n] = RM_YES; | |
7 | 2751 typebuf.tb_len += c; |
2752 | |
2753 /* buffer full, don't map */ | |
2754 if (typebuf.tb_len >= typebuf.tb_maplen + MAXMAPLEN) | |
2755 { | |
2756 timedout = TRUE; | |
2757 continue; | |
2758 } | |
2759 | |
2760 #ifdef FEAT_EX_EXTRA | |
2761 if (ex_normal_busy > 0) | |
2762 { | |
2763 # ifdef FEAT_CMDWIN | |
2764 static int tc = 0; | |
2765 # endif | |
2766 | |
2767 /* No typeahead left and inside ":normal". Must return | |
2768 * something to avoid getting stuck. When an incomplete | |
2769 * mapping is present, behave like it timed out. */ | |
2770 if (typebuf.tb_len > 0) | |
2771 { | |
2772 timedout = TRUE; | |
2773 continue; | |
2774 } | |
2775 /* When 'insertmode' is set, ESC just beeps in Insert | |
2776 * mode. Use CTRL-L to make edit() return. | |
2777 * For the command line only CTRL-C always breaks it. | |
2778 * For the cmdline window: Alternate between ESC and | |
2779 * CTRL-C: ESC for most situations and CTRL-C to close the | |
2780 * cmdline window. */ | |
2781 if (p_im && (State & INSERT)) | |
2782 c = Ctrl_L; | |
2783 else if ((State & CMDLINE) | |
2784 # ifdef FEAT_CMDWIN | |
2785 || (cmdwin_type > 0 && tc == ESC) | |
2786 # endif | |
2787 ) | |
2788 c = Ctrl_C; | |
2789 else | |
2790 c = ESC; | |
2791 # ifdef FEAT_CMDWIN | |
2792 tc = c; | |
2793 # endif | |
2794 break; | |
2795 } | |
2796 #endif | |
2797 | |
2798 /* | |
2799 * get a character: 3. from the user - update display | |
2800 */ | |
2801 /* In insert mode a screen update is skipped when characters | |
2802 * are still available. But when those available characters | |
2803 * are part of a mapping, and we are going to do a blocking | |
2804 * wait here. Need to update the screen to display the | |
2721 | 2805 * changed text so far. Also for when 'lazyredraw' is set and |
2806 * redrawing was postponed because there was something in the | |
2807 * input buffer (e.g., termresponse). */ | |
2723 | 2808 if (((State & INSERT) != 0 || p_lz) && (State & CMDLINE) == 0 |
2809 && advance && must_redraw != 0 && !need_wait_return) | |
7 | 2810 { |
2811 update_screen(0); | |
2812 setcursor(); /* put cursor back where it belongs */ | |
2813 } | |
2814 | |
2815 /* | |
2816 * If we have a partial match (and are going to wait for more | |
2817 * input from the user), show the partially matched characters | |
2818 * to the user with showcmd. | |
2819 */ | |
2820 #ifdef FEAT_CMDL_INFO | |
2821 i = 0; | |
2822 #endif | |
2823 c1 = 0; | |
2824 if (typebuf.tb_len > 0 && advance && !exmode_active) | |
2825 { | |
2826 if (((State & (NORMAL | INSERT)) || State == LANGMAP) | |
2827 && State != HITRETURN) | |
2828 { | |
2829 /* this looks nice when typing a dead character map */ | |
2830 if (State & INSERT | |
2831 && ptr2cells(typebuf.tb_buf + typebuf.tb_off | |
2832 + typebuf.tb_len - 1) == 1) | |
2833 { | |
2834 edit_putchar(typebuf.tb_buf[typebuf.tb_off | |
2835 + typebuf.tb_len - 1], FALSE); | |
2836 setcursor(); /* put cursor back where it belongs */ | |
2837 c1 = 1; | |
2838 } | |
2839 #ifdef FEAT_CMDL_INFO | |
2840 /* need to use the col and row from above here */ | |
2841 old_wcol = curwin->w_wcol; | |
2842 old_wrow = curwin->w_wrow; | |
2843 curwin->w_wcol = new_wcol; | |
2844 curwin->w_wrow = new_wrow; | |
2845 push_showcmd(); | |
2846 if (typebuf.tb_len > SHOWCMD_COLS) | |
2847 i = typebuf.tb_len - SHOWCMD_COLS; | |
2848 while (i < typebuf.tb_len) | |
2849 (void)add_to_showcmd(typebuf.tb_buf[typebuf.tb_off | |
2850 + i++]); | |
2851 curwin->w_wcol = old_wcol; | |
2852 curwin->w_wrow = old_wrow; | |
2853 #endif | |
2854 } | |
2855 | |
2856 /* this looks nice when typing a dead character map */ | |
2857 if ((State & CMDLINE) | |
2858 #if defined(FEAT_CRYPT) || defined(FEAT_EVAL) | |
2859 && cmdline_star == 0 | |
2860 #endif | |
2861 && ptr2cells(typebuf.tb_buf + typebuf.tb_off | |
2862 + typebuf.tb_len - 1) == 1) | |
2863 { | |
2864 putcmdline(typebuf.tb_buf[typebuf.tb_off | |
2865 + typebuf.tb_len - 1], FALSE); | |
2866 c1 = 1; | |
2867 } | |
2868 } | |
2869 | |
2870 /* | |
2871 * get a character: 3. from the user - get it | |
2872 */ | |
202 | 2873 wait_tb_len = typebuf.tb_len; |
7 | 2874 c = inchar(typebuf.tb_buf + typebuf.tb_off + typebuf.tb_len, |
2875 typebuf.tb_buflen - typebuf.tb_off - typebuf.tb_len - 1, | |
2876 !advance | |
2877 ? 0 | |
2878 : ((typebuf.tb_len == 0 | |
2879 || !(p_timeout || (p_ttimeout | |
2672 | 2880 && keylen == KEYLEN_PART_KEY))) |
7 | 2881 ? -1L |
2672 | 2882 : ((keylen == KEYLEN_PART_KEY && p_ttm >= 0) |
7 | 2883 ? p_ttm |
2884 : p_tm)), typebuf.tb_change_cnt); | |
2885 | |
2886 #ifdef FEAT_CMDL_INFO | |
2887 if (i != 0) | |
2888 pop_showcmd(); | |
2889 #endif | |
2890 if (c1 == 1) | |
2891 { | |
2892 if (State & INSERT) | |
2893 edit_unputchar(); | |
2894 if (State & CMDLINE) | |
2895 unputcmdline(); | |
3560 | 2896 else |
2897 setcursor(); /* put cursor back where it belongs */ | |
7 | 2898 } |
2899 | |
2900 if (c < 0) | |
2901 continue; /* end of input script reached */ | |
2902 if (c == NUL) /* no character available */ | |
2903 { | |
2904 if (!advance) | |
2905 break; | |
202 | 2906 if (wait_tb_len > 0) /* timed out */ |
7 | 2907 { |
2908 timedout = TRUE; | |
2909 continue; | |
2910 } | |
2911 } | |
2912 else | |
2913 { /* allow mapping for just typed characters */ | |
2914 while (typebuf.tb_buf[typebuf.tb_off | |
2915 + typebuf.tb_len] != NUL) | |
2916 typebuf.tb_noremap[typebuf.tb_off | |
2917 + typebuf.tb_len++] = RM_YES; | |
2918 #ifdef USE_IM_CONTROL | |
2919 /* Get IM status right after getting keys, not after the | |
2920 * timeout for a mapping (focus may be lost by then). */ | |
2921 vgetc_im_active = im_get_status(); | |
2922 #endif | |
2923 } | |
2924 } /* for (;;) */ | |
2925 } /* if (!character from stuffbuf) */ | |
2926 | |
2927 /* if advance is FALSE don't loop on NULs */ | |
2928 } while (c < 0 || (advance && c == NUL)); | |
2929 | |
2930 /* | |
2931 * The "INSERT" message is taken care of here: | |
2932 * if we return an ESC to exit insert mode, the message is deleted | |
2933 * if we don't return an ESC but deleted the message before, redisplay it | |
2934 */ | |
641 | 2935 if (advance && p_smd && msg_silent == 0 && (State & INSERT)) |
7 | 2936 { |
643 | 2937 if (c == ESC && !mode_deleted && !no_mapping && mode_displayed) |
7 | 2938 { |
2939 if (typebuf.tb_len && !KeyTyped) | |
2940 redraw_cmdline = TRUE; /* delete mode later */ | |
2941 else | |
2942 unshowmode(FALSE); | |
2943 } | |
2944 else if (c != ESC && mode_deleted) | |
2945 { | |
2946 if (typebuf.tb_len && !KeyTyped) | |
2947 redraw_cmdline = TRUE; /* show mode later */ | |
2948 else | |
2949 showmode(); | |
2950 } | |
2951 } | |
2952 #ifdef FEAT_GUI | |
2953 /* may unshow different cursor shape */ | |
2954 if (gui.in_use && shape_changed) | |
2955 gui_update_cursor(TRUE, FALSE); | |
2956 #endif | |
2957 | |
822 | 2958 --vgetc_busy; |
7 | 2959 |
2960 return c; | |
2961 } | |
2962 | |
2963 /* | |
2964 * inchar() - get one character from | |
2965 * 1. a scriptfile | |
2966 * 2. the keyboard | |
2967 * | |
2968 * As much characters as we can get (upto 'maxlen') are put in "buf" and | |
2969 * NUL terminated (buffer length must be 'maxlen' + 1). | |
2970 * Minimum for "maxlen" is 3!!!! | |
2971 * | |
2972 * "tb_change_cnt" is the value of typebuf.tb_change_cnt if "buf" points into | |
2973 * it. When typebuf.tb_change_cnt changes (e.g., when a message is received | |
2974 * from a remote client) "buf" can no longer be used. "tb_change_cnt" is 0 | |
2975 * otherwise. | |
2976 * | |
2977 * If we got an interrupt all input is read until none is available. | |
2978 * | |
2979 * If wait_time == 0 there is no waiting for the char. | |
2980 * If wait_time == n we wait for n msec for a character to arrive. | |
2981 * If wait_time == -1 we wait forever for a character to arrive. | |
2982 * | |
2983 * Return the number of obtained characters. | |
2984 * Return -1 when end of input script reached. | |
2985 */ | |
2986 int | |
2987 inchar(buf, maxlen, wait_time, tb_change_cnt) | |
2988 char_u *buf; | |
2989 int maxlen; | |
2990 long wait_time; /* milli seconds */ | |
2991 int tb_change_cnt; | |
2992 { | |
2993 int len = 0; /* init for GCC */ | |
2994 int retesc = FALSE; /* return ESC with gotint */ | |
2995 int script_char; | |
2996 | |
2997 if (wait_time == -1L || wait_time > 100L) /* flush output before waiting */ | |
2998 { | |
2999 cursor_on(); | |
3000 out_flush(); | |
3001 #ifdef FEAT_GUI | |
3002 if (gui.in_use) | |
3003 { | |
3004 gui_update_cursor(FALSE, FALSE); | |
3005 # ifdef FEAT_MOUSESHAPE | |
3006 if (postponed_mouseshape) | |
3007 update_mouseshape(-1); | |
3008 # endif | |
3009 } | |
3010 #endif | |
3011 } | |
3012 | |
3013 /* | |
3014 * Don't reset these when at the hit-return prompt, otherwise a endless | |
3015 * recursive loop may result (write error in swapfile, hit-return, timeout | |
3016 * on char wait, flush swapfile, write error....). | |
3017 */ | |
3018 if (State != HITRETURN) | |
3019 { | |
3020 did_outofmem_msg = FALSE; /* display out of memory message (again) */ | |
3021 did_swapwrite_msg = FALSE; /* display swap file write error again */ | |
3022 } | |
3023 undo_off = FALSE; /* restart undo now */ | |
3024 | |
3025 /* | |
1462 | 3026 * Get a character from a script file if there is one. |
3027 * If interrupted: Stop reading script files, close them all. | |
7 | 3028 */ |
3029 script_char = -1; | |
1462 | 3030 while (scriptin[curscript] != NULL && script_char < 0 |
3031 #ifdef FEAT_EVAL | |
3032 && !ignore_script | |
3033 #endif | |
3034 ) | |
7 | 3035 { |
1618 | 3036 |
3037 #if defined(FEAT_NETBEANS_INTG) | |
3038 /* Process the queued netbeans messages. */ | |
2311
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diff
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|
3039 netbeans_parse_messages(); |
1618 | 3040 #endif |
3041 | |
7 | 3042 if (got_int || (script_char = getc(scriptin[curscript])) < 0) |
3043 { | |
3044 /* Reached EOF. | |
3045 * Careful: closescript() frees typebuf.tb_buf[] and buf[] may | |
3046 * point inside typebuf.tb_buf[]. Don't use buf[] after this! */ | |
3047 closescript(); | |
3048 /* | |
3049 * When reading script file is interrupted, return an ESC to get | |
3050 * back to normal mode. | |
3051 * Otherwise return -1, because typebuf.tb_buf[] has changed. | |
3052 */ | |
3053 if (got_int) | |
3054 retesc = TRUE; | |
3055 else | |
3056 return -1; | |
3057 } | |
3058 else | |
3059 { | |
3060 buf[0] = script_char; | |
3061 len = 1; | |
3062 } | |
3063 } | |
3064 | |
3065 if (script_char < 0) /* did not get a character from script */ | |
3066 { | |
3067 /* | |
3068 * If we got an interrupt, skip all previously typed characters and | |
3069 * return TRUE if quit reading script file. | |
3070 * Stop reading typeahead when a single CTRL-C was read, | |
3071 * fill_input_buf() returns this when not able to read from stdin. | |
3072 * Don't use buf[] here, closescript() may have freed typebuf.tb_buf[] | |
3073 * and buf may be pointing inside typebuf.tb_buf[]. | |
3074 */ | |
3075 if (got_int) | |
3076 { | |
3077 #define DUM_LEN MAXMAPLEN * 3 + 3 | |
3078 char_u dum[DUM_LEN + 1]; | |
3079 | |
3080 for (;;) | |
3081 { | |
3082 len = ui_inchar(dum, DUM_LEN, 0L, 0); | |
3083 if (len == 0 || (len == 1 && dum[0] == 3)) | |
3084 break; | |
3085 } | |
3086 return retesc; | |
3087 } | |
3088 | |
3089 /* | |
3090 * Always flush the output characters when getting input characters | |
3091 * from the user. | |
3092 */ | |
3093 out_flush(); | |
3094 | |
3095 /* | |
3096 * Fill up to a third of the buffer, because each character may be | |
3097 * tripled below. | |
3098 */ | |
3099 len = ui_inchar(buf, maxlen / 3, wait_time, tb_change_cnt); | |
3100 } | |
3101 | |
3102 if (typebuf_changed(tb_change_cnt)) | |
3103 return 0; | |
3104 | |
3105 return fix_input_buffer(buf, len, script_char >= 0); | |
3106 } | |
3107 | |
3108 /* | |
3109 * Fix typed characters for use by vgetc() and check_termcode(). | |
3110 * buf[] must have room to triple the number of bytes! | |
3111 * Returns the new length. | |
3112 */ | |
3113 int | |
3114 fix_input_buffer(buf, len, script) | |
3115 char_u *buf; | |
3116 int len; | |
3117 int script; /* TRUE when reading from a script */ | |
3118 { | |
3119 int i; | |
3120 char_u *p = buf; | |
3121 | |
3122 /* | |
3123 * Two characters are special: NUL and K_SPECIAL. | |
3124 * When compiled With the GUI CSI is also special. | |
3125 * Replace NUL by K_SPECIAL KS_ZERO KE_FILLER | |
3126 * Replace K_SPECIAL by K_SPECIAL KS_SPECIAL KE_FILLER | |
3127 * Replace CSI by K_SPECIAL KS_EXTRA KE_CSI | |
3128 * Don't replace K_SPECIAL when reading a script file. | |
3129 */ | |
3130 for (i = len; --i >= 0; ++p) | |
3131 { | |
3132 #ifdef FEAT_GUI | |
3133 /* When the GUI is used any character can come after a CSI, don't | |
3134 * escape it. */ | |
3135 if (gui.in_use && p[0] == CSI && i >= 2) | |
3136 { | |
3137 p += 2; | |
3138 i -= 2; | |
3139 } | |
3140 /* When the GUI is not used CSI needs to be escaped. */ | |
3141 else if (!gui.in_use && p[0] == CSI) | |
3142 { | |
3143 mch_memmove(p + 3, p + 1, (size_t)i); | |
3144 *p++ = K_SPECIAL; | |
3145 *p++ = KS_EXTRA; | |
3146 *p = (int)KE_CSI; | |
3147 len += 2; | |
3148 } | |
3149 else | |
3150 #endif | |
3151 if (p[0] == NUL || (p[0] == K_SPECIAL && !script | |
202 | 3152 #ifdef FEAT_AUTOCMD |
3153 /* timeout may generate K_CURSORHOLD */ | |
3154 && (i < 2 || p[1] != KS_EXTRA || p[2] != (int)KE_CURSORHOLD) | |
3155 #endif | |
7 | 3156 #if defined(WIN3264) && !defined(FEAT_GUI) |
3157 /* Win32 console passes modifiers */ | |
3158 && (i < 2 || p[1] != KS_MODIFIER) | |
3159 #endif | |
3160 )) | |
3161 { | |
3162 mch_memmove(p + 3, p + 1, (size_t)i); | |
3163 p[2] = K_THIRD(p[0]); | |
3164 p[1] = K_SECOND(p[0]); | |
3165 p[0] = K_SPECIAL; | |
3166 p += 2; | |
3167 len += 2; | |
3168 } | |
3169 } | |
3170 *p = NUL; /* add trailing NUL */ | |
3171 return len; | |
3172 } | |
3173 | |
3174 #if defined(USE_INPUT_BUF) || defined(PROTO) | |
3175 /* | |
3176 * Return TRUE when bytes are in the input buffer or in the typeahead buffer. | |
3177 * Normally the input buffer would be sufficient, but the server_to_input_buf() | |
842 | 3178 * or feedkeys() may insert characters in the typeahead buffer while we are |
841 | 3179 * waiting for input to arrive. |
7 | 3180 */ |
3181 int | |
3182 input_available() | |
3183 { | |
3184 return (!vim_is_input_buf_empty() | |
841 | 3185 # if defined(FEAT_CLIENTSERVER) || defined(FEAT_EVAL) |
3186 || typebuf_was_filled | |
7 | 3187 # endif |
3188 ); | |
3189 } | |
3190 #endif | |
3191 | |
3192 /* | |
3193 * map[!] : show all key mappings | |
3194 * map[!] {lhs} : show key mapping for {lhs} | |
3195 * map[!] {lhs} {rhs} : set key mapping for {lhs} to {rhs} | |
3196 * noremap[!] {lhs} {rhs} : same, but no remapping for {rhs} | |
3197 * unmap[!] {lhs} : remove key mapping for {lhs} | |
3198 * abbr : show all abbreviations | |
3199 * abbr {lhs} : show abbreviations for {lhs} | |
3200 * abbr {lhs} {rhs} : set abbreviation for {lhs} to {rhs} | |
3201 * noreabbr {lhs} {rhs} : same, but no remapping for {rhs} | |
3202 * unabbr {lhs} : remove abbreviation for {lhs} | |
3203 * | |
3204 * maptype: 0 for :map, 1 for :unmap, 2 for noremap. | |
3205 * | |
3206 * arg is pointer to any arguments. Note: arg cannot be a read-only string, | |
3207 * it will be modified. | |
3208 * | |
788 | 3209 * for :map mode is NORMAL + VISUAL + SELECTMODE + OP_PENDING |
7 | 3210 * for :map! mode is INSERT + CMDLINE |
3211 * for :cmap mode is CMDLINE | |
3212 * for :imap mode is INSERT | |
3213 * for :lmap mode is LANGMAP | |
3214 * for :nmap mode is NORMAL | |
788 | 3215 * for :vmap mode is VISUAL + SELECTMODE |
3216 * for :xmap mode is VISUAL | |
3217 * for :smap mode is SELECTMODE | |
7 | 3218 * for :omap mode is OP_PENDING |
3219 * | |
3220 * for :abbr mode is INSERT + CMDLINE | |
3221 * for :iabbr mode is INSERT | |
3222 * for :cabbr mode is CMDLINE | |
3223 * | |
3224 * Return 0 for success | |
3225 * 1 for invalid arguments | |
3226 * 2 for no match | |
3227 * 4 for out of mem | |
3228 * 5 for entry not unique | |
3229 */ | |
3230 int | |
3231 do_map(maptype, arg, mode, abbrev) | |
3232 int maptype; | |
3233 char_u *arg; | |
3234 int mode; | |
3235 int abbrev; /* not a mapping but an abbreviation */ | |
3236 { | |
3237 char_u *keys; | |
3238 mapblock_T *mp, **mpp; | |
3239 char_u *rhs; | |
3240 char_u *p; | |
3241 int n; | |
3242 int len = 0; /* init for GCC */ | |
3243 char_u *newstr; | |
3244 int hasarg; | |
3245 int haskey; | |
3246 int did_it = FALSE; | |
3247 #ifdef FEAT_LOCALMAP | |
3248 int did_local = FALSE; | |
3249 #endif | |
3250 int round; | |
3251 char_u *keys_buf = NULL; | |
3252 char_u *arg_buf = NULL; | |
3253 int retval = 0; | |
3254 int do_backslash; | |
3255 int hash; | |
3256 int new_hash; | |
3257 mapblock_T **abbr_table; | |
3258 mapblock_T **map_table; | |
3259 int unique = FALSE; | |
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|
3260 int nowait = FALSE; |
7 | 3261 int silent = FALSE; |
859 | 3262 int special = FALSE; |
721 | 3263 #ifdef FEAT_EVAL |
3264 int expr = FALSE; | |
3265 #endif | |
7 | 3266 int noremap; |
2610 | 3267 char_u *orig_rhs; |
7 | 3268 |
3269 keys = arg; | |
3270 map_table = maphash; | |
3271 abbr_table = &first_abbr; | |
3272 | |
3273 /* For ":noremap" don't remap, otherwise do remap. */ | |
3274 if (maptype == 2) | |
3275 noremap = REMAP_NONE; | |
3276 else | |
3277 noremap = REMAP_YES; | |
3278 | |
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|
3279 /* Accept <buffer>, <nowait>, <silent>, <expr> <script> and <unique> in |
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|
3280 * any order. */ |
7 | 3281 for (;;) |
3282 { | |
3283 #ifdef FEAT_LOCALMAP | |
3284 /* | |
3285 * Check for "<buffer>": mapping local to buffer. | |
3286 */ | |
3287 if (STRNCMP(keys, "<buffer>", 8) == 0) | |
3288 { | |
3289 keys = skipwhite(keys + 8); | |
3290 map_table = curbuf->b_maphash; | |
3291 abbr_table = &curbuf->b_first_abbr; | |
3292 continue; | |
3293 } | |
3294 #endif | |
3295 | |
3296 /* | |
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|
3297 * Check for "<nowait>": don't wait for more characters. |
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4865
diff
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|
3298 */ |
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diff
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|
3299 if (STRNCMP(keys, "<nowait>", 8) == 0) |
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diff
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|
3300 { |
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diff
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|
3301 keys = skipwhite(keys + 8); |
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diff
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|
3302 nowait = TRUE; |
1cf89d38aa76
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diff
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|
3303 continue; |
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diff
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|
3304 } |
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|
3305 |
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|
3306 /* |
7 | 3307 * Check for "<silent>": don't echo commands. |
3308 */ | |
3309 if (STRNCMP(keys, "<silent>", 8) == 0) | |
3310 { | |
3311 keys = skipwhite(keys + 8); | |
3312 silent = TRUE; | |
3313 continue; | |
3314 } | |
3315 | |
859 | 3316 /* |
3317 * Check for "<special>": accept special keys in <> | |
3318 */ | |
3319 if (STRNCMP(keys, "<special>", 9) == 0) | |
3320 { | |
3321 keys = skipwhite(keys + 9); | |
3322 special = TRUE; | |
3323 continue; | |
3324 } | |
3325 | |
7 | 3326 #ifdef FEAT_EVAL |
3327 /* | |
3328 * Check for "<script>": remap script-local mappings only | |
3329 */ | |
3330 if (STRNCMP(keys, "<script>", 8) == 0) | |
3331 { | |
3332 keys = skipwhite(keys + 8); | |
3333 noremap = REMAP_SCRIPT; | |
3334 continue; | |
3335 } | |
721 | 3336 |
3337 /* | |
3338 * Check for "<expr>": {rhs} is an expression. | |
3339 */ | |
3340 if (STRNCMP(keys, "<expr>", 6) == 0) | |
3341 { | |
3342 keys = skipwhite(keys + 6); | |
3343 expr = TRUE; | |
3344 continue; | |
3345 } | |
7 | 3346 #endif |
3347 /* | |
3348 * Check for "<unique>": don't overwrite an existing mapping. | |
3349 */ | |
3350 if (STRNCMP(keys, "<unique>", 8) == 0) | |
3351 { | |
3352 keys = skipwhite(keys + 8); | |
3353 unique = TRUE; | |
3354 continue; | |
3355 } | |
3356 break; | |
3357 } | |
3358 | |
3359 validate_maphash(); | |
3360 | |
3361 /* | |
3022 | 3362 * Find end of keys and skip CTRL-Vs (and backslashes) in it. |
7 | 3363 * Accept backslash like CTRL-V when 'cpoptions' does not contain 'B'. |
3022 | 3364 * with :unmap white space is included in the keys, no argument possible. |
7 | 3365 */ |
3366 p = keys; | |
3367 do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL); | |
3368 while (*p && (maptype == 1 || !vim_iswhite(*p))) | |
3369 { | |
3370 if ((p[0] == Ctrl_V || (do_backslash && p[0] == '\\')) && | |
3371 p[1] != NUL) | |
3372 ++p; /* skip CTRL-V or backslash */ | |
3373 ++p; | |
3374 } | |
3375 if (*p != NUL) | |
3376 *p++ = NUL; | |
2610 | 3377 |
7 | 3378 p = skipwhite(p); |
3379 rhs = p; | |
3380 hasarg = (*rhs != NUL); | |
3381 haskey = (*keys != NUL); | |
3382 | |
3383 /* check for :unmap without argument */ | |
3384 if (maptype == 1 && !haskey) | |
3385 { | |
3386 retval = 1; | |
3387 goto theend; | |
3388 } | |
3389 | |
3390 /* | |
3391 * If mapping has been given as ^V<C_UP> say, then replace the term codes | |
3392 * with the appropriate two bytes. If it is a shifted special key, unshift | |
3393 * it too, giving another two bytes. | |
3394 * replace_termcodes() may move the result to allocated memory, which | |
3395 * needs to be freed later (*keys_buf and *arg_buf). | |
3396 * replace_termcodes() also removes CTRL-Vs and sometimes backslashes. | |
3397 */ | |
3398 if (haskey) | |
859 | 3399 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE, special); |
2623 | 3400 orig_rhs = rhs; |
7 | 3401 if (hasarg) |
3402 { | |
3403 if (STRICMP(rhs, "<nop>") == 0) /* "<Nop>" means nothing */ | |
3404 rhs = (char_u *)""; | |
3405 else | |
859 | 3406 rhs = replace_termcodes(rhs, &arg_buf, FALSE, TRUE, special); |
7 | 3407 } |
3408 | |
3409 #ifdef FEAT_FKMAP | |
3410 /* | |
2610 | 3411 * When in right-to-left mode and alternate keymap option set, |
7 | 3412 * reverse the character flow in the rhs in Farsi. |
3413 */ | |
3414 if (p_altkeymap && curwin->w_p_rl) | |
3415 lrswap(rhs); | |
3416 #endif | |
3417 | |
3418 /* | |
3419 * check arguments and translate function keys | |
3420 */ | |
3421 if (haskey) | |
3422 { | |
3423 len = (int)STRLEN(keys); | |
3424 if (len > MAXMAPLEN) /* maximum length of MAXMAPLEN chars */ | |
3425 { | |
3426 retval = 1; | |
3427 goto theend; | |
3428 } | |
3429 | |
3430 if (abbrev && maptype != 1) | |
3431 { | |
3432 /* | |
3433 * If an abbreviation ends in a keyword character, the | |
3434 * rest must be all keyword-char or all non-keyword-char. | |
3435 * Otherwise we won't be able to find the start of it in a | |
3436 * vi-compatible way. | |
3437 */ | |
3438 #ifdef FEAT_MBYTE | |
3439 if (has_mbyte) | |
3440 { | |
3441 int first, last; | |
3442 int same = -1; | |
3443 | |
3444 first = vim_iswordp(keys); | |
3445 last = first; | |
474 | 3446 p = keys + (*mb_ptr2len)(keys); |
7 | 3447 n = 1; |
3448 while (p < keys + len) | |
3449 { | |
3450 ++n; /* nr of (multi-byte) chars */ | |
3451 last = vim_iswordp(p); /* type of last char */ | |
3452 if (same == -1 && last != first) | |
3453 same = n - 1; /* count of same char type */ | |
474 | 3454 p += (*mb_ptr2len)(p); |
7 | 3455 } |
3456 if (last && n > 2 && same >= 0 && same < n - 1) | |
3457 { | |
3458 retval = 1; | |
3459 goto theend; | |
3460 } | |
3461 } | |
3462 else | |
3463 #endif | |
3464 if (vim_iswordc(keys[len - 1])) /* ends in keyword char */ | |
3465 for (n = 0; n < len - 2; ++n) | |
3466 if (vim_iswordc(keys[n]) != vim_iswordc(keys[len - 2])) | |
3467 { | |
3468 retval = 1; | |
3469 goto theend; | |
3470 } | |
1992 | 3471 /* An abbreviation cannot contain white space. */ |
7 | 3472 for (n = 0; n < len; ++n) |
3473 if (vim_iswhite(keys[n])) | |
3474 { | |
3475 retval = 1; | |
3476 goto theend; | |
3477 } | |
3478 } | |
3479 } | |
3480 | |
3481 if (haskey && hasarg && abbrev) /* if we will add an abbreviation */ | |
3482 no_abbr = FALSE; /* reset flag that indicates there are | |
3483 no abbreviations */ | |
3484 | |
3485 if (!haskey || (maptype != 1 && !hasarg)) | |
3486 msg_start(); | |
3487 | |
3488 #ifdef FEAT_LOCALMAP | |
3489 /* | |
3490 * Check if a new local mapping wasn't already defined globally. | |
3491 */ | |
3492 if (map_table == curbuf->b_maphash && haskey && hasarg && maptype != 1) | |
3493 { | |
3494 /* need to loop over all global hash lists */ | |
3495 for (hash = 0; hash < 256 && !got_int; ++hash) | |
3496 { | |
3497 if (abbrev) | |
3498 { | |
3499 if (hash != 0) /* there is only one abbreviation list */ | |
3500 break; | |
3501 mp = first_abbr; | |
3502 } | |
3503 else | |
3504 mp = maphash[hash]; | |
3505 for ( ; mp != NULL && !got_int; mp = mp->m_next) | |
3506 { | |
3507 /* check entries with the same mode */ | |
3508 if ((mp->m_mode & mode) != 0 | |
3509 && mp->m_keylen == len | |
3510 && unique | |
3511 && STRNCMP(mp->m_keys, keys, (size_t)len) == 0) | |
3512 { | |
3513 if (abbrev) | |
3514 EMSG2(_("E224: global abbreviation already exists for %s"), | |
3515 mp->m_keys); | |
3516 else | |
3517 EMSG2(_("E225: global mapping already exists for %s"), | |
3518 mp->m_keys); | |
3519 retval = 5; | |
3520 goto theend; | |
3521 } | |
3522 } | |
3523 } | |
3524 } | |
3525 | |
3526 /* | |
3527 * When listing global mappings, also list buffer-local ones here. | |
3528 */ | |
3529 if (map_table != curbuf->b_maphash && !hasarg && maptype != 1) | |
3530 { | |
3531 /* need to loop over all global hash lists */ | |
3532 for (hash = 0; hash < 256 && !got_int; ++hash) | |
3533 { | |
3534 if (abbrev) | |
3535 { | |
3536 if (hash != 0) /* there is only one abbreviation list */ | |
3537 break; | |
3538 mp = curbuf->b_first_abbr; | |
3539 } | |
3540 else | |
3541 mp = curbuf->b_maphash[hash]; | |
3542 for ( ; mp != NULL && !got_int; mp = mp->m_next) | |
3543 { | |
3544 /* check entries with the same mode */ | |
3545 if ((mp->m_mode & mode) != 0) | |
3546 { | |
3547 if (!haskey) /* show all entries */ | |
3548 { | |
3549 showmap(mp, TRUE); | |
3550 did_local = TRUE; | |
3551 } | |
3552 else | |
3553 { | |
3554 n = mp->m_keylen; | |
3555 if (STRNCMP(mp->m_keys, keys, | |
3556 (size_t)(n < len ? n : len)) == 0) | |
3557 { | |
3558 showmap(mp, TRUE); | |
3559 did_local = TRUE; | |
3560 } | |
3561 } | |
3562 } | |
3563 } | |
3564 } | |
3565 } | |
3566 #endif | |
3567 | |
3568 /* | |
3569 * Find an entry in the maphash[] list that matches. | |
3570 * For :unmap we may loop two times: once to try to unmap an entry with a | |
3571 * matching 'from' part, a second time, if the first fails, to unmap an | |
3572 * entry with a matching 'to' part. This was done to allow ":ab foo bar" | |
3573 * to be unmapped by typing ":unab foo", where "foo" will be replaced by | |
3574 * "bar" because of the abbreviation. | |
3575 */ | |
3576 for (round = 0; (round == 0 || maptype == 1) && round <= 1 | |
3577 && !did_it && !got_int; ++round) | |
3578 { | |
3579 /* need to loop over all hash lists */ | |
3580 for (hash = 0; hash < 256 && !got_int; ++hash) | |
3581 { | |
3582 if (abbrev) | |
3583 { | |
779 | 3584 if (hash > 0) /* there is only one abbreviation list */ |
7 | 3585 break; |
3586 mpp = abbr_table; | |
3587 } | |
3588 else | |
3589 mpp = &(map_table[hash]); | |
3590 for (mp = *mpp; mp != NULL && !got_int; mp = *mpp) | |
3591 { | |
3592 | |
3593 if (!(mp->m_mode & mode)) /* skip entries with wrong mode */ | |
3594 { | |
3595 mpp = &(mp->m_next); | |
3596 continue; | |
3597 } | |
3598 if (!haskey) /* show all entries */ | |
3599 { | |
3600 showmap(mp, map_table != maphash); | |
3601 did_it = TRUE; | |
3602 } | |
3603 else /* do we have a match? */ | |
3604 { | |
3605 if (round) /* second round: Try unmap "rhs" string */ | |
3606 { | |
3607 n = (int)STRLEN(mp->m_str); | |
3608 p = mp->m_str; | |
3609 } | |
3610 else | |
3611 { | |
3612 n = mp->m_keylen; | |
3613 p = mp->m_keys; | |
3614 } | |
3615 if (STRNCMP(p, keys, (size_t)(n < len ? n : len)) == 0) | |
3616 { | |
3617 if (maptype == 1) /* delete entry */ | |
3618 { | |
3619 /* Only accept a full match. For abbreviations we | |
3620 * ignore trailing space when matching with the | |
3621 * "lhs", since an abbreviation can't have | |
3622 * trailing space. */ | |
3623 if (n != len && (!abbrev || round || n > len | |
3624 || *skipwhite(keys + n) != NUL)) | |
3625 { | |
3626 mpp = &(mp->m_next); | |
3627 continue; | |
3628 } | |
3629 /* | |
3630 * We reset the indicated mode bits. If nothing is | |
3631 * left the entry is deleted below. | |
3632 */ | |
3633 mp->m_mode &= ~mode; | |
3634 did_it = TRUE; /* remember we did something */ | |
3635 } | |
3636 else if (!hasarg) /* show matching entry */ | |
3637 { | |
3638 showmap(mp, map_table != maphash); | |
3639 did_it = TRUE; | |
3640 } | |
1187 | 3641 else if (n != len) /* new entry is ambiguous */ |
7 | 3642 { |
3643 mpp = &(mp->m_next); | |
3644 continue; | |
3645 } | |
3646 else if (unique) | |
3647 { | |
3648 if (abbrev) | |
3649 EMSG2(_("E226: abbreviation already exists for %s"), | |
3650 p); | |
3651 else | |
3652 EMSG2(_("E227: mapping already exists for %s"), p); | |
3653 retval = 5; | |
3654 goto theend; | |
3655 } | |
3656 else /* new rhs for existing entry */ | |
3657 { | |
3658 mp->m_mode &= ~mode; /* remove mode bits */ | |
3659 if (mp->m_mode == 0 && !did_it) /* reuse entry */ | |
3660 { | |
3661 newstr = vim_strsave(rhs); | |
3662 if (newstr == NULL) | |
3663 { | |
3664 retval = 4; /* no mem */ | |
3665 goto theend; | |
3666 } | |
3667 vim_free(mp->m_str); | |
3668 mp->m_str = newstr; | |
2610 | 3669 vim_free(mp->m_orig_str); |
3670 mp->m_orig_str = vim_strsave(orig_rhs); | |
7 | 3671 mp->m_noremap = noremap; |
5035
1cf89d38aa76
updated for version 7.3.1261
Bram Moolenaar <bram@vim.org>
parents:
4865
diff
changeset
|
3672 mp->m_nowait = nowait; |
7 | 3673 mp->m_silent = silent; |
3674 mp->m_mode = mode; | |
481 | 3675 #ifdef FEAT_EVAL |
721 | 3676 mp->m_expr = expr; |
481 | 3677 mp->m_script_ID = current_SID; |
3678 #endif | |
7 | 3679 did_it = TRUE; |
3680 } | |
3681 } | |
3682 if (mp->m_mode == 0) /* entry can be deleted */ | |
3683 { | |
3684 map_free(mpp); | |
3685 continue; /* continue with *mpp */ | |
3686 } | |
3687 | |
3688 /* | |
3689 * May need to put this entry into another hash list. | |
3690 */ | |
3691 new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]); | |
3692 if (!abbrev && new_hash != hash) | |
3693 { | |
3694 *mpp = mp->m_next; | |
3695 mp->m_next = map_table[new_hash]; | |
3696 map_table[new_hash] = mp; | |
3697 | |
3698 continue; /* continue with *mpp */ | |
3699 } | |
3700 } | |
3701 } | |
3702 mpp = &(mp->m_next); | |
3703 } | |
3704 } | |
3705 } | |
3706 | |
3707 if (maptype == 1) /* delete entry */ | |
3708 { | |
3709 if (!did_it) | |
3710 retval = 2; /* no match */ | |
6268 | 3711 else if (*keys == Ctrl_C) |
6482 | 3712 { |
6268 | 3713 /* If CTRL-C has been unmapped, reuse it for Interrupting. */ |
6487 | 3714 #ifdef FEAT_LOCALMAP |
6482 | 3715 if (map_table == curbuf->b_maphash) |
3716 curbuf->b_mapped_ctrl_c &= ~mode; | |
3717 else | |
6487 | 3718 #endif |
6482 | 3719 mapped_ctrl_c &= ~mode; |
3720 } | |
7 | 3721 goto theend; |
3722 } | |
3723 | |
3724 if (!haskey || !hasarg) /* print entries */ | |
3725 { | |
3726 if (!did_it | |
3727 #ifdef FEAT_LOCALMAP | |
3728 && !did_local | |
3729 #endif | |
3730 ) | |
3731 { | |
3732 if (abbrev) | |
3733 MSG(_("No abbreviation found")); | |
3734 else | |
3735 MSG(_("No mapping found")); | |
3736 } | |
3737 goto theend; /* listing finished */ | |
3738 } | |
3739 | |
3740 if (did_it) /* have added the new entry already */ | |
3741 goto theend; | |
3742 | |
3743 /* | |
3744 * Get here when adding a new entry to the maphash[] list or abbrlist. | |
3745 */ | |
3746 mp = (mapblock_T *)alloc((unsigned)sizeof(mapblock_T)); | |
3747 if (mp == NULL) | |
3748 { | |
3749 retval = 4; /* no mem */ | |
3750 goto theend; | |
3751 } | |
3752 | |
6268 | 3753 /* If CTRL-C has been mapped, don't always use it for Interrupting. */ |
7 | 3754 if (*keys == Ctrl_C) |
6482 | 3755 { |
6487 | 3756 #ifdef FEAT_LOCALMAP |
6482 | 3757 if (map_table == curbuf->b_maphash) |
3758 curbuf->b_mapped_ctrl_c |= mode; | |
3759 else | |
6487 | 3760 #endif |
6482 | 3761 mapped_ctrl_c |= mode; |
3762 } | |
7 | 3763 |
3764 mp->m_keys = vim_strsave(keys); | |
3765 mp->m_str = vim_strsave(rhs); | |
2610 | 3766 mp->m_orig_str = vim_strsave(orig_rhs); |
7 | 3767 if (mp->m_keys == NULL || mp->m_str == NULL) |
3768 { | |
3769 vim_free(mp->m_keys); | |
3770 vim_free(mp->m_str); | |
2610 | 3771 vim_free(mp->m_orig_str); |
7 | 3772 vim_free(mp); |
3773 retval = 4; /* no mem */ | |
3774 goto theend; | |
3775 } | |
3776 mp->m_keylen = (int)STRLEN(mp->m_keys); | |
3777 mp->m_noremap = noremap; | |
5035
1cf89d38aa76
updated for version 7.3.1261
Bram Moolenaar <bram@vim.org>
parents:
4865
diff
changeset
|
3778 mp->m_nowait = nowait; |
7 | 3779 mp->m_silent = silent; |
3780 mp->m_mode = mode; | |
481 | 3781 #ifdef FEAT_EVAL |
721 | 3782 mp->m_expr = expr; |
481 | 3783 mp->m_script_ID = current_SID; |
3784 #endif | |
7 | 3785 |
3786 /* add the new entry in front of the abbrlist or maphash[] list */ | |
3787 if (abbrev) | |
3788 { | |
3789 mp->m_next = *abbr_table; | |
3790 *abbr_table = mp; | |
3791 } | |
3792 else | |
3793 { | |
3794 n = MAP_HASH(mp->m_mode, mp->m_keys[0]); | |
3795 mp->m_next = map_table[n]; | |
3796 map_table[n] = mp; | |
3797 } | |
3798 | |
3799 theend: | |
3800 vim_free(keys_buf); | |
3801 vim_free(arg_buf); | |
3802 return retval; | |
3803 } | |
3804 | |
3805 /* | |
3806 * Delete one entry from the abbrlist or maphash[]. | |
3807 * "mpp" is a pointer to the m_next field of the PREVIOUS entry! | |
3808 */ | |
3809 static void | |
3810 map_free(mpp) | |
3811 mapblock_T **mpp; | |
3812 { | |
3813 mapblock_T *mp; | |
3814 | |
3815 mp = *mpp; | |
3816 vim_free(mp->m_keys); | |
3817 vim_free(mp->m_str); | |
2610 | 3818 vim_free(mp->m_orig_str); |
7 | 3819 *mpp = mp->m_next; |
3820 vim_free(mp); | |
3821 } | |
3822 | |
3823 /* | |
3824 * Initialize maphash[] for first use. | |
3825 */ | |
3826 static void | |
3827 validate_maphash() | |
3828 { | |
3829 if (!maphash_valid) | |
3830 { | |
3831 vim_memset(maphash, 0, sizeof(maphash)); | |
3832 maphash_valid = TRUE; | |
3833 } | |
3834 } | |
3835 | |
3836 /* | |
3837 * Get the mapping mode from the command name. | |
3838 */ | |
3839 int | |
3840 get_map_mode(cmdp, forceit) | |
3841 char_u **cmdp; | |
3842 int forceit; | |
3843 { | |
3844 char_u *p; | |
3845 int modec; | |
3846 int mode; | |
3847 | |
3848 p = *cmdp; | |
3849 modec = *p++; | |
3850 if (modec == 'i') | |
3851 mode = INSERT; /* :imap */ | |
3852 else if (modec == 'l') | |
3853 mode = LANGMAP; /* :lmap */ | |
3854 else if (modec == 'c') | |
3855 mode = CMDLINE; /* :cmap */ | |
3856 else if (modec == 'n' && *p != 'o') /* avoid :noremap */ | |
3857 mode = NORMAL; /* :nmap */ | |
3858 else if (modec == 'v') | |
788 | 3859 mode = VISUAL + SELECTMODE; /* :vmap */ |
3860 else if (modec == 'x') | |
3861 mode = VISUAL; /* :xmap */ | |
3862 else if (modec == 's') | |
3863 mode = SELECTMODE; /* :smap */ | |
7 | 3864 else if (modec == 'o') |
3865 mode = OP_PENDING; /* :omap */ | |
3866 else | |
3867 { | |
3868 --p; | |
3869 if (forceit) | |
3870 mode = INSERT + CMDLINE; /* :map ! */ | |
3871 else | |
788 | 3872 mode = VISUAL + SELECTMODE + NORMAL + OP_PENDING;/* :map */ |
7 | 3873 } |
3874 | |
3875 *cmdp = p; | |
3876 return mode; | |
3877 } | |
3878 | |
3879 /* | |
3880 * Clear all mappings or abbreviations. | |
3881 * 'abbr' should be FALSE for mappings, TRUE for abbreviations. | |
3882 */ | |
3883 void | |
3884 map_clear(cmdp, arg, forceit, abbr) | |
3885 char_u *cmdp; | |
1933 | 3886 char_u *arg UNUSED; |
7 | 3887 int forceit; |
3888 int abbr; | |
3889 { | |
3890 int mode; | |
3891 #ifdef FEAT_LOCALMAP | |
3892 int local; | |
3893 | |
3894 local = (STRCMP(arg, "<buffer>") == 0); | |
3895 if (!local && *arg != NUL) | |
3896 { | |
3897 EMSG(_(e_invarg)); | |
3898 return; | |
3899 } | |
3900 #endif | |
3901 | |
3902 mode = get_map_mode(&cmdp, forceit); | |
3903 map_clear_int(curbuf, mode, | |
3904 #ifdef FEAT_LOCALMAP | |
3905 local, | |
3906 #else | |
3907 FALSE, | |
3908 #endif | |
3909 abbr); | |
3910 } | |
3911 | |
3912 /* | |
3913 * Clear all mappings in "mode". | |
3914 */ | |
3915 void | |
3916 map_clear_int(buf, mode, local, abbr) | |
1933 | 3917 buf_T *buf UNUSED; /* buffer for local mappings */ |
3918 int mode; /* mode in which to delete */ | |
3919 int local UNUSED; /* TRUE for buffer-local mappings */ | |
3920 int abbr; /* TRUE for abbreviations */ | |
7 | 3921 { |
3922 mapblock_T *mp, **mpp; | |
3923 int hash; | |
3924 int new_hash; | |
3925 | |
3926 validate_maphash(); | |
3927 | |
3928 for (hash = 0; hash < 256; ++hash) | |
3929 { | |
3930 if (abbr) | |
3931 { | |
779 | 3932 if (hash > 0) /* there is only one abbrlist */ |
7 | 3933 break; |
3934 #ifdef FEAT_LOCALMAP | |
3935 if (local) | |
3936 mpp = &buf->b_first_abbr; | |
3937 else | |
3938 #endif | |
3939 mpp = &first_abbr; | |
3940 } | |
3941 else | |
3942 { | |
3943 #ifdef FEAT_LOCALMAP | |
3944 if (local) | |
3945 mpp = &buf->b_maphash[hash]; | |
3946 else | |
3947 #endif | |
3948 mpp = &maphash[hash]; | |
3949 } | |
3950 while (*mpp != NULL) | |
3951 { | |
3952 mp = *mpp; | |
3953 if (mp->m_mode & mode) | |
3954 { | |
3955 mp->m_mode &= ~mode; | |
3956 if (mp->m_mode == 0) /* entry can be deleted */ | |
3957 { | |
3958 map_free(mpp); | |
3959 continue; | |
3960 } | |
3961 /* | |
3962 * May need to put this entry into another hash list. | |
3963 */ | |
3964 new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]); | |
3965 if (!abbr && new_hash != hash) | |
3966 { | |
3967 *mpp = mp->m_next; | |
3968 #ifdef FEAT_LOCALMAP | |
3969 if (local) | |
3970 { | |
3971 mp->m_next = buf->b_maphash[new_hash]; | |
3972 buf->b_maphash[new_hash] = mp; | |
3973 } | |
3974 else | |
3975 #endif | |
3976 { | |
3977 mp->m_next = maphash[new_hash]; | |
3978 maphash[new_hash] = mp; | |
3979 } | |
3980 continue; /* continue with *mpp */ | |
3981 } | |
3982 } | |
3983 mpp = &(mp->m_next); | |
3984 } | |
3985 } | |
3986 } | |
3987 | |
2610 | 3988 /* |
3989 * Return characters to represent the map mode in an allocated string. | |
3990 * Returns NULL when out of memory. | |
3991 */ | |
3992 char_u * | |
3993 map_mode_to_chars(mode) | |
3994 int mode; | |
3995 { | |
3996 garray_T mapmode; | |
3997 | |
3998 ga_init2(&mapmode, 1, 7); | |
3999 | |
4000 if ((mode & (INSERT + CMDLINE)) == INSERT + CMDLINE) | |
4001 ga_append(&mapmode, '!'); /* :map! */ | |
4002 else if (mode & INSERT) | |
4003 ga_append(&mapmode, 'i'); /* :imap */ | |
4004 else if (mode & LANGMAP) | |
4005 ga_append(&mapmode, 'l'); /* :lmap */ | |
4006 else if (mode & CMDLINE) | |
4007 ga_append(&mapmode, 'c'); /* :cmap */ | |
4008 else if ((mode & (NORMAL + VISUAL + SELECTMODE + OP_PENDING)) | |
4009 == NORMAL + VISUAL + SELECTMODE + OP_PENDING) | |
4010 ga_append(&mapmode, ' '); /* :map */ | |
4011 else | |
4012 { | |
4013 if (mode & NORMAL) | |
4014 ga_append(&mapmode, 'n'); /* :nmap */ | |
4015 if (mode & OP_PENDING) | |
4016 ga_append(&mapmode, 'o'); /* :omap */ | |
4017 if ((mode & (VISUAL + SELECTMODE)) == VISUAL + SELECTMODE) | |
4018 ga_append(&mapmode, 'v'); /* :vmap */ | |
4019 else | |
4020 { | |
4021 if (mode & VISUAL) | |
4022 ga_append(&mapmode, 'x'); /* :xmap */ | |
4023 if (mode & SELECTMODE) | |
4024 ga_append(&mapmode, 's'); /* :smap */ | |
4025 } | |
4026 } | |
4027 | |
4028 ga_append(&mapmode, NUL); | |
4029 return (char_u *)mapmode.ga_data; | |
4030 } | |
4031 | |
7 | 4032 static void |
4033 showmap(mp, local) | |
4034 mapblock_T *mp; | |
4035 int local; /* TRUE for buffer-local map */ | |
4036 { | |
2610 | 4037 int len = 1; |
4038 char_u *mapchars; | |
7 | 4039 |
4040 if (msg_didout || msg_silent != 0) | |
1825 | 4041 { |
7 | 4042 msg_putchar('\n'); |
1825 | 4043 if (got_int) /* 'q' typed at MORE prompt */ |
4044 return; | |
4045 } | |
2610 | 4046 |
4047 mapchars = map_mode_to_chars(mp->m_mode); | |
4048 if (mapchars != NULL) | |
7 | 4049 { |
2610 | 4050 msg_puts(mapchars); |
2615 | 4051 len = (int)STRLEN(mapchars); |
2610 | 4052 vim_free(mapchars); |
7 | 4053 } |
2610 | 4054 |
7 | 4055 while (++len <= 3) |
4056 msg_putchar(' '); | |
4057 | |
1618 | 4058 /* Display the LHS. Get length of what we write. */ |
7 | 4059 len = msg_outtrans_special(mp->m_keys, TRUE); |
4060 do | |
4061 { | |
4062 msg_putchar(' '); /* padd with blanks */ | |
4063 ++len; | |
4064 } while (len < 12); | |
4065 | |
4066 if (mp->m_noremap == REMAP_NONE) | |
4067 msg_puts_attr((char_u *)"*", hl_attr(HLF_8)); | |
4068 else if (mp->m_noremap == REMAP_SCRIPT) | |
4069 msg_puts_attr((char_u *)"&", hl_attr(HLF_8)); | |
4070 else | |
4071 msg_putchar(' '); | |
4072 | |
4073 if (local) | |
4074 msg_putchar('@'); | |
4075 else | |
4076 msg_putchar(' '); | |
4077 | |
4078 /* Use FALSE below if we only want things like <Up> to show up as such on | |
2610 | 4079 * the rhs, and not M-x etc, TRUE gets both -- webb */ |
7 | 4080 if (*mp->m_str == NUL) |
4081 msg_puts_attr((char_u *)"<Nop>", hl_attr(HLF_8)); | |
4082 else | |
3024 | 4083 { |
4084 /* Remove escaping of CSI, because "m_str" is in a format to be used | |
4085 * as typeahead. */ | |
4086 char_u *s = vim_strsave(mp->m_str); | |
4087 if (s != NULL) | |
4088 { | |
4089 vim_unescape_csi(s); | |
4090 msg_outtrans_special(s, FALSE); | |
4091 vim_free(s); | |
4092 } | |
4093 } | |
481 | 4094 #ifdef FEAT_EVAL |
4095 if (p_verbose > 0) | |
4096 last_set_msg(mp->m_script_ID); | |
4097 #endif | |
7 | 4098 out_flush(); /* show one line at a time */ |
4099 } | |
4100 | |
4101 #if defined(FEAT_EVAL) || defined(PROTO) | |
4102 /* | |
4103 * Return TRUE if a map exists that has "str" in the rhs for mode "modechars". | |
4104 * Recognize termcap codes in "str". | |
4105 * Also checks mappings local to the current buffer. | |
4106 */ | |
4107 int | |
779 | 4108 map_to_exists(str, modechars, abbr) |
7 | 4109 char_u *str; |
4110 char_u *modechars; | |
779 | 4111 int abbr; |
7 | 4112 { |
4113 int mode = 0; | |
4114 char_u *rhs; | |
4115 char_u *buf; | |
4116 int retval; | |
4117 | |
859 | 4118 rhs = replace_termcodes(str, &buf, FALSE, TRUE, FALSE); |
7 | 4119 |
4120 if (vim_strchr(modechars, 'n') != NULL) | |
4121 mode |= NORMAL; | |
4122 if (vim_strchr(modechars, 'v') != NULL) | |
788 | 4123 mode |= VISUAL + SELECTMODE; |
4124 if (vim_strchr(modechars, 'x') != NULL) | |
7 | 4125 mode |= VISUAL; |
788 | 4126 if (vim_strchr(modechars, 's') != NULL) |
4127 mode |= SELECTMODE; | |
7 | 4128 if (vim_strchr(modechars, 'o') != NULL) |
4129 mode |= OP_PENDING; | |
4130 if (vim_strchr(modechars, 'i') != NULL) | |
4131 mode |= INSERT; | |
4132 if (vim_strchr(modechars, 'l') != NULL) | |
4133 mode |= LANGMAP; | |
4134 if (vim_strchr(modechars, 'c') != NULL) | |
4135 mode |= CMDLINE; | |
4136 | |
779 | 4137 retval = map_to_exists_mode(rhs, mode, abbr); |
7 | 4138 vim_free(buf); |
4139 | |
4140 return retval; | |
4141 } | |
4142 #endif | |
4143 | |
4144 /* | |
4145 * Return TRUE if a map exists that has "str" in the rhs for mode "mode". | |
4146 * Also checks mappings local to the current buffer. | |
4147 */ | |
4148 int | |
779 | 4149 map_to_exists_mode(rhs, mode, abbr) |
7 | 4150 char_u *rhs; |
4151 int mode; | |
779 | 4152 int abbr; |
7 | 4153 { |
4154 mapblock_T *mp; | |
4155 int hash; | |
4156 # ifdef FEAT_LOCALMAP | |
4157 int expand_buffer = FALSE; | |
4158 | |
4159 validate_maphash(); | |
4160 | |
4161 /* Do it twice: once for global maps and once for local maps. */ | |
4162 for (;;) | |
4163 { | |
4164 # endif | |
4165 for (hash = 0; hash < 256; ++hash) | |
4166 { | |
779 | 4167 if (abbr) |
4168 { | |
4169 if (hash > 0) /* there is only one abbr list */ | |
4170 break; | |
4171 #ifdef FEAT_LOCALMAP | |
4172 if (expand_buffer) | |
4173 mp = curbuf->b_first_abbr; | |
4174 else | |
4175 #endif | |
4176 mp = first_abbr; | |
4177 } | |
7 | 4178 # ifdef FEAT_LOCALMAP |
779 | 4179 else if (expand_buffer) |
7 | 4180 mp = curbuf->b_maphash[hash]; |
779 | 4181 # endif |
7 | 4182 else |
4183 mp = maphash[hash]; | |
4184 for (; mp; mp = mp->m_next) | |
4185 { | |
4186 if ((mp->m_mode & mode) | |
4187 && strstr((char *)mp->m_str, (char *)rhs) != NULL) | |
4188 return TRUE; | |
4189 } | |
4190 } | |
4191 # ifdef FEAT_LOCALMAP | |
4192 if (expand_buffer) | |
4193 break; | |
4194 expand_buffer = TRUE; | |
4195 } | |
4196 # endif | |
4197 | |
4198 return FALSE; | |
4199 } | |
4200 | |
4201 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) | |
4202 /* | |
4203 * Used below when expanding mapping/abbreviation names. | |
4204 */ | |
4205 static int expand_mapmodes = 0; | |
4206 static int expand_isabbrev = 0; | |
4207 #ifdef FEAT_LOCALMAP | |
4208 static int expand_buffer = FALSE; | |
4209 #endif | |
4210 | |
4211 /* | |
4212 * Work out what to complete when doing command line completion of mapping | |
4213 * or abbreviation names. | |
4214 */ | |
4215 char_u * | |
4216 set_context_in_map_cmd(xp, cmd, arg, forceit, isabbrev, isunmap, cmdidx) | |
4217 expand_T *xp; | |
4218 char_u *cmd; | |
4219 char_u *arg; | |
4220 int forceit; /* TRUE if '!' given */ | |
4221 int isabbrev; /* TRUE if abbreviation */ | |
4222 int isunmap; /* TRUE if unmap/unabbrev command */ | |
4223 cmdidx_T cmdidx; | |
4224 { | |
4225 if (forceit && cmdidx != CMD_map && cmdidx != CMD_unmap) | |
4226 xp->xp_context = EXPAND_NOTHING; | |
4227 else | |
4228 { | |
4229 if (isunmap) | |
4230 expand_mapmodes = get_map_mode(&cmd, forceit || isabbrev); | |
4231 else | |
4232 { | |
4233 expand_mapmodes = INSERT + CMDLINE; | |
4234 if (!isabbrev) | |
788 | 4235 expand_mapmodes += VISUAL + SELECTMODE + NORMAL + OP_PENDING; |
7 | 4236 } |
4237 expand_isabbrev = isabbrev; | |
4238 xp->xp_context = EXPAND_MAPPINGS; | |
4239 #ifdef FEAT_LOCALMAP | |
4240 expand_buffer = FALSE; | |
4241 #endif | |
4242 for (;;) | |
4243 { | |
4244 #ifdef FEAT_LOCALMAP | |
4245 if (STRNCMP(arg, "<buffer>", 8) == 0) | |
4246 { | |
4247 expand_buffer = TRUE; | |
4248 arg = skipwhite(arg + 8); | |
4249 continue; | |
4250 } | |
4251 #endif | |
4252 if (STRNCMP(arg, "<unique>", 8) == 0) | |
4253 { | |
4254 arg = skipwhite(arg + 8); | |
4255 continue; | |
4256 } | |
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diff
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|
4257 if (STRNCMP(arg, "<nowait>", 8) == 0) |
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parents:
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diff
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|
4258 { |
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parents:
4865
diff
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|
4259 arg = skipwhite(arg + 8); |
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Bram Moolenaar <bram@vim.org>
parents:
4865
diff
changeset
|
4260 continue; |
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diff
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|
4261 } |
7 | 4262 if (STRNCMP(arg, "<silent>", 8) == 0) |
4263 { | |
4264 arg = skipwhite(arg + 8); | |
4265 continue; | |
4266 } | |
721 | 4267 #ifdef FEAT_EVAL |
7 | 4268 if (STRNCMP(arg, "<script>", 8) == 0) |
4269 { | |
4270 arg = skipwhite(arg + 8); | |
4271 continue; | |
4272 } | |
721 | 4273 if (STRNCMP(arg, "<expr>", 6) == 0) |
4274 { | |
4275 arg = skipwhite(arg + 6); | |
4276 continue; | |
4277 } | |
4278 #endif | |
7 | 4279 break; |
4280 } | |
4281 xp->xp_pattern = arg; | |
4282 } | |
4283 | |
4284 return NULL; | |
4285 } | |
4286 | |
4287 /* | |
4288 * Find all mapping/abbreviation names that match regexp 'prog'. | |
4289 * For command line expansion of ":[un]map" and ":[un]abbrev" in all modes. | |
4290 * Return OK if matches found, FAIL otherwise. | |
4291 */ | |
4292 int | |
4293 ExpandMappings(regmatch, num_file, file) | |
4294 regmatch_T *regmatch; | |
4295 int *num_file; | |
4296 char_u ***file; | |
4297 { | |
4298 mapblock_T *mp; | |
4299 int hash; | |
4300 int count; | |
4301 int round; | |
4302 char_u *p; | |
4303 int i; | |
4304 | |
4305 validate_maphash(); | |
4306 | |
4307 *num_file = 0; /* return values in case of FAIL */ | |
4308 *file = NULL; | |
4309 | |
4310 /* | |
4311 * round == 1: Count the matches. | |
4312 * round == 2: Build the array to keep the matches. | |
4313 */ | |
4314 for (round = 1; round <= 2; ++round) | |
4315 { | |
4316 count = 0; | |
4317 | |
5035
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parents:
4865
diff
changeset
|
4318 for (i = 0; i < 6; ++i) |
7 | 4319 { |
4320 if (i == 0) | |
4321 p = (char_u *)"<silent>"; | |
4322 else if (i == 1) | |
4323 p = (char_u *)"<unique>"; | |
4324 #ifdef FEAT_EVAL | |
4325 else if (i == 2) | |
4326 p = (char_u *)"<script>"; | |
721 | 4327 else if (i == 3) |
4328 p = (char_u *)"<expr>"; | |
7 | 4329 #endif |
4330 #ifdef FEAT_LOCALMAP | |
721 | 4331 else if (i == 4 && !expand_buffer) |
7 | 4332 p = (char_u *)"<buffer>"; |
4333 #endif | |
5035
1cf89d38aa76
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4865
diff
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|
4334 else if (i == 5) |
1cf89d38aa76
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parents:
4865
diff
changeset
|
4335 p = (char_u *)"<nowait>"; |
7 | 4336 else |
4337 continue; | |
4338 | |
4339 if (vim_regexec(regmatch, p, (colnr_T)0)) | |
4340 { | |
4341 if (round == 1) | |
4342 ++count; | |
4343 else | |
4344 (*file)[count++] = vim_strsave(p); | |
4345 } | |
4346 } | |
4347 | |
4348 for (hash = 0; hash < 256; ++hash) | |
4349 { | |
4350 if (expand_isabbrev) | |
4351 { | |
779 | 4352 if (hash > 0) /* only one abbrev list */ |
7 | 4353 break; /* for (hash) */ |
4354 mp = first_abbr; | |
4355 } | |
4356 #ifdef FEAT_LOCALMAP | |
4357 else if (expand_buffer) | |
4358 mp = curbuf->b_maphash[hash]; | |
4359 #endif | |
4360 else | |
4361 mp = maphash[hash]; | |
4362 for (; mp; mp = mp->m_next) | |
4363 { | |
4364 if (mp->m_mode & expand_mapmodes) | |
4365 { | |
4366 p = translate_mapping(mp->m_keys, TRUE); | |
4367 if (p != NULL && vim_regexec(regmatch, p, (colnr_T)0)) | |
4368 { | |
4369 if (round == 1) | |
4370 ++count; | |
4371 else | |
4372 { | |
4373 (*file)[count++] = p; | |
4374 p = NULL; | |
4375 } | |
4376 } | |
4377 vim_free(p); | |
4378 } | |
4379 } /* for (mp) */ | |
4380 } /* for (hash) */ | |
4381 | |
4382 if (count == 0) /* no match found */ | |
4383 break; /* for (round) */ | |
4384 | |
4385 if (round == 1) | |
4386 { | |
4387 *file = (char_u **)alloc((unsigned)(count * sizeof(char_u *))); | |
4388 if (*file == NULL) | |
4389 return FAIL; | |
4390 } | |
4391 } /* for (round) */ | |
4392 | |
840 | 4393 if (count > 1) |
7 | 4394 { |
840 | 4395 char_u **ptr1; |
4396 char_u **ptr2; | |
4397 char_u **ptr3; | |
4398 | |
4399 /* Sort the matches */ | |
4400 sort_strings(*file, count); | |
4401 | |
4402 /* Remove multiple entries */ | |
4403 ptr1 = *file; | |
4404 ptr2 = ptr1 + 1; | |
4405 ptr3 = ptr1 + count; | |
7 | 4406 |
4407 while (ptr2 < ptr3) | |
4408 { | |
4409 if (STRCMP(*ptr1, *ptr2)) | |
4410 *++ptr1 = *ptr2++; | |
4411 else | |
4412 { | |
4413 vim_free(*ptr2++); | |
4414 count--; | |
4415 } | |
4416 } | |
4417 } | |
4418 | |
4419 *num_file = count; | |
4420 return (count == 0 ? FAIL : OK); | |
4421 } | |
4422 #endif /* FEAT_CMDL_COMPL */ | |
4423 | |
4424 /* | |
4425 * Check for an abbreviation. | |
4426 * Cursor is at ptr[col]. When inserting, mincol is where insert started. | |
4427 * "c" is the character typed before check_abbr was called. It may have | |
4428 * ABBR_OFF added to avoid prepending a CTRL-V to it. | |
4429 * | |
4430 * Historic vi practice: The last character of an abbreviation must be an id | |
4431 * character ([a-zA-Z0-9_]). The characters in front of it must be all id | |
4432 * characters or all non-id characters. This allows for abbr. "#i" to | |
4433 * "#include". | |
4434 * | |
4435 * Vim addition: Allow for abbreviations that end in a non-keyword character. | |
4436 * Then there must be white space before the abbr. | |
4437 * | |
4438 * return TRUE if there is an abbreviation, FALSE if not | |
4439 */ | |
4440 int | |
4441 check_abbr(c, ptr, col, mincol) | |
4442 int c; | |
4443 char_u *ptr; | |
4444 int col; | |
4445 int mincol; | |
4446 { | |
4447 int len; | |
4448 int scol; /* starting column of the abbr. */ | |
4449 int j; | |
721 | 4450 char_u *s; |
7 | 4451 char_u tb[MB_MAXBYTES + 4]; |
4452 mapblock_T *mp; | |
4453 #ifdef FEAT_LOCALMAP | |
4454 mapblock_T *mp2; | |
4455 #endif | |
4456 #ifdef FEAT_MBYTE | |
4457 int clen = 0; /* length in characters */ | |
4458 #endif | |
4459 int is_id = TRUE; | |
4460 int vim_abbr; | |
4461 | |
4462 if (typebuf.tb_no_abbr_cnt) /* abbrev. are not recursive */ | |
4463 return FALSE; | |
3448 | 4464 |
4465 /* no remapping implies no abbreviation, except for CTRL-] */ | |
4466 if ((KeyNoremap & (RM_NONE|RM_SCRIPT)) != 0 && c != Ctrl_RSB) | |
7 | 4467 return FALSE; |
4468 | |
4469 /* | |
4470 * Check for word before the cursor: If it ends in a keyword char all | |
1992 | 4471 * chars before it must be keyword chars or non-keyword chars, but not |
7 | 4472 * white space. If it ends in a non-keyword char we accept any characters |
4473 * before it except white space. | |
4474 */ | |
4475 if (col == 0) /* cannot be an abbr. */ | |
4476 return FALSE; | |
4477 | |
4478 #ifdef FEAT_MBYTE | |
4479 if (has_mbyte) | |
4480 { | |
4481 char_u *p; | |
4482 | |
4483 p = mb_prevptr(ptr, ptr + col); | |
4484 if (!vim_iswordp(p)) | |
4485 vim_abbr = TRUE; /* Vim added abbr. */ | |
4486 else | |
4487 { | |
4488 vim_abbr = FALSE; /* vi compatible abbr. */ | |
4489 if (p > ptr) | |
4490 is_id = vim_iswordp(mb_prevptr(ptr, p)); | |
4491 } | |
4492 clen = 1; | |
4493 while (p > ptr + mincol) | |
4494 { | |
4495 p = mb_prevptr(ptr, p); | |
4496 if (vim_isspace(*p) || (!vim_abbr && is_id != vim_iswordp(p))) | |
4497 { | |
474 | 4498 p += (*mb_ptr2len)(p); |
7 | 4499 break; |
4500 } | |
4501 ++clen; | |
4502 } | |
4503 scol = (int)(p - ptr); | |
4504 } | |
4505 else | |
4506 #endif | |
4507 { | |
4508 if (!vim_iswordc(ptr[col - 1])) | |
4509 vim_abbr = TRUE; /* Vim added abbr. */ | |
4510 else | |
4511 { | |
4512 vim_abbr = FALSE; /* vi compatible abbr. */ | |
4513 if (col > 1) | |
4514 is_id = vim_iswordc(ptr[col - 2]); | |
4515 } | |
4516 for (scol = col - 1; scol > 0 && !vim_isspace(ptr[scol - 1]) | |
4517 && (vim_abbr || is_id == vim_iswordc(ptr[scol - 1])); --scol) | |
4518 ; | |
4519 } | |
4520 | |
4521 if (scol < mincol) | |
4522 scol = mincol; | |
4523 if (scol < col) /* there is a word in front of the cursor */ | |
4524 { | |
4525 ptr += scol; | |
4526 len = col - scol; | |
4527 #ifdef FEAT_LOCALMAP | |
4528 mp = curbuf->b_first_abbr; | |
4529 mp2 = first_abbr; | |
4530 if (mp == NULL) | |
4531 { | |
4532 mp = mp2; | |
4533 mp2 = NULL; | |
4534 } | |
4535 #else | |
4536 mp = first_abbr; | |
4537 #endif | |
4538 for ( ; mp; | |
4539 #ifdef FEAT_LOCALMAP | |
4540 mp->m_next == NULL ? (mp = mp2, mp2 = NULL) : | |
4541 #endif | |
4542 (mp = mp->m_next)) | |
4543 { | |
6303 | 4544 int qlen = mp->m_keylen; |
4545 char_u *q = mp->m_keys; | |
4546 int match; | |
4547 | |
4548 if (vim_strbyte(mp->m_keys, K_SPECIAL) != NULL) | |
4549 { | |
4550 /* might have CSI escaped mp->m_keys */ | |
4551 q = vim_strsave(mp->m_keys); | |
4552 if (q != NULL) | |
4553 { | |
4554 vim_unescape_csi(q); | |
4555 qlen = (int)STRLEN(q); | |
4556 } | |
4557 } | |
4558 | |
7 | 4559 /* find entries with right mode and keys */ |
6303 | 4560 match = (mp->m_mode & State) |
6299 | 4561 && qlen == len |
6303 | 4562 && !STRNCMP(q, ptr, (size_t)len); |
4563 if (q != mp->m_keys) | |
4564 vim_free(q); | |
4565 if (match) | |
7 | 4566 break; |
4567 } | |
4568 if (mp != NULL) | |
4569 { | |
4570 /* | |
4571 * Found a match: | |
4572 * Insert the rest of the abbreviation in typebuf.tb_buf[]. | |
4573 * This goes from end to start. | |
4574 * | |
4575 * Characters 0x000 - 0x100: normal chars, may need CTRL-V, | |
4576 * except K_SPECIAL: Becomes K_SPECIAL KS_SPECIAL KE_FILLER | |
4577 * Characters where IS_SPECIAL() == TRUE: key codes, need | |
4578 * K_SPECIAL. Other characters (with ABBR_OFF): don't use CTRL-V. | |
4579 * | |
4580 * Character CTRL-] is treated specially - it completes the | |
4581 * abbreviation, but is not inserted into the input stream. | |
4582 */ | |
4583 j = 0; | |
4584 if (c != Ctrl_RSB) | |
4585 { | |
1969 | 4586 /* special key code, split up */ |
7 | 4587 if (IS_SPECIAL(c) || c == K_SPECIAL) |
4588 { | |
4589 tb[j++] = K_SPECIAL; | |
4590 tb[j++] = K_SECOND(c); | |
4591 tb[j++] = K_THIRD(c); | |
4592 } | |
4593 else | |
4594 { | |
4595 if (c < ABBR_OFF && (c < ' ' || c > '~')) | |
4596 tb[j++] = Ctrl_V; /* special char needs CTRL-V */ | |
4597 #ifdef FEAT_MBYTE | |
4598 if (has_mbyte) | |
4599 { | |
4600 /* if ABBR_OFF has been added, remove it here */ | |
4601 if (c >= ABBR_OFF) | |
4602 c -= ABBR_OFF; | |
4603 j += (*mb_char2bytes)(c, tb + j); | |
4604 } | |
4605 else | |
4606 #endif | |
4607 tb[j++] = c; | |
4608 } | |
4609 tb[j] = NUL; | |
4610 /* insert the last typed char */ | |
4611 (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent); | |
4612 } | |
721 | 4613 #ifdef FEAT_EVAL |
4614 if (mp->m_expr) | |
1969 | 4615 s = eval_map_expr(mp->m_str, c); |
721 | 4616 else |
4617 #endif | |
4618 s = mp->m_str; | |
4619 if (s != NULL) | |
4620 { | |
7 | 4621 /* insert the to string */ |
721 | 4622 (void)ins_typebuf(s, mp->m_noremap, 0, TRUE, mp->m_silent); |
7 | 4623 /* no abbrev. for these chars */ |
721 | 4624 typebuf.tb_no_abbr_cnt += (int)STRLEN(s) + j + 1; |
4625 #ifdef FEAT_EVAL | |
4626 if (mp->m_expr) | |
4627 vim_free(s); | |
4628 #endif | |
4629 } | |
7 | 4630 |
4631 tb[0] = Ctrl_H; | |
4632 tb[1] = NUL; | |
4633 #ifdef FEAT_MBYTE | |
4634 if (has_mbyte) | |
4635 len = clen; /* Delete characters instead of bytes */ | |
4636 #endif | |
4637 while (len-- > 0) /* delete the from string */ | |
4638 (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent); | |
4639 return TRUE; | |
4640 } | |
4641 } | |
4642 return FALSE; | |
4643 } | |
4644 | |
836 | 4645 #ifdef FEAT_EVAL |
4646 /* | |
4647 * Evaluate the RHS of a mapping or abbreviations and take care of escaping | |
4648 * special characters. | |
4649 */ | |
4650 static char_u * | |
1969 | 4651 eval_map_expr(str, c) |
836 | 4652 char_u *str; |
1969 | 4653 int c; /* NUL or typed character for abbreviation */ |
836 | 4654 { |
4655 char_u *res; | |
837 | 4656 char_u *p; |
3022 | 4657 char_u *expr; |
847 | 4658 char_u *save_cmd; |
856 | 4659 pos_T save_cursor; |
3231 | 4660 int save_msg_col; |
4661 int save_msg_row; | |
847 | 4662 |
3022 | 4663 /* Remove escaping of CSI, because "str" is in a format to be used as |
4664 * typeahead. */ | |
4665 expr = vim_strsave(str); | |
4666 if (expr == NULL) | |
4667 return NULL; | |
4668 vim_unescape_csi(expr); | |
4669 | |
847 | 4670 save_cmd = save_cmdline_alloc(); |
4671 if (save_cmd == NULL) | |
3022 | 4672 { |
4673 vim_free(expr); | |
847 | 4674 return NULL; |
3022 | 4675 } |
856 | 4676 |
4677 /* Forbid changing text or using ":normal" to avoid most of the bad side | |
4678 * effects. Also restore the cursor position. */ | |
4679 ++textlock; | |
4680 #ifdef FEAT_EX_EXTRA | |
4681 ++ex_normal_lock; | |
4682 #endif | |
1969 | 4683 set_vim_var_char(c); /* set v:char to the typed character */ |
856 | 4684 save_cursor = curwin->w_cursor; |
3231 | 4685 save_msg_col = msg_col; |
4686 save_msg_row = msg_row; | |
3022 | 4687 p = eval_to_string(expr, NULL, FALSE); |
856 | 4688 --textlock; |
4689 #ifdef FEAT_EX_EXTRA | |
4690 --ex_normal_lock; | |
4691 #endif | |
4692 curwin->w_cursor = save_cursor; | |
3231 | 4693 msg_col = save_msg_col; |
4694 msg_row = save_msg_row; | |
856 | 4695 |
847 | 4696 restore_cmdline_alloc(save_cmd); |
3022 | 4697 vim_free(expr); |
4698 | |
837 | 4699 if (p == NULL) |
836 | 4700 return NULL; |
3022 | 4701 /* Escape CSI in the result to be able to use the string as typeahead. */ |
844 | 4702 res = vim_strsave_escape_csi(p); |
4703 vim_free(p); | |
4704 | |
4705 return res; | |
4706 } | |
4707 #endif | |
4708 | |
4709 /* | |
4710 * Copy "p" to allocated memory, escaping K_SPECIAL and CSI so that the result | |
4711 * can be put in the typeahead buffer. | |
4712 * Returns NULL when out of memory. | |
4713 */ | |
4714 char_u * | |
4715 vim_strsave_escape_csi(p) | |
4716 char_u *p; | |
4717 { | |
4718 char_u *res; | |
4719 char_u *s, *d; | |
836 | 4720 |
4721 /* Need a buffer to hold up to three times as much. */ | |
837 | 4722 res = alloc((unsigned)(STRLEN(p) * 3) + 1); |
836 | 4723 if (res != NULL) |
4724 { | |
837 | 4725 d = res; |
4726 for (s = p; *s != NUL; ) | |
4727 { | |
4728 if (s[0] == K_SPECIAL && s[1] != NUL && s[2] != NUL) | |
4729 { | |
4730 /* Copy special key unmodified. */ | |
4731 *d++ = *s++; | |
4732 *d++ = *s++; | |
4733 *d++ = *s++; | |
4734 } | |
4735 else | |
4736 { | |
4356 | 4737 #ifdef FEAT_MBYTE |
4738 int len = mb_char2len(PTR2CHAR(s)); | |
4739 int len2 = mb_ptr2len(s); | |
4740 #endif | |
837 | 4741 /* Add character, possibly multi-byte to destination, escaping |
4742 * CSI and K_SPECIAL. */ | |
4743 d = add_char2buf(PTR2CHAR(s), d); | |
4356 | 4744 #ifdef FEAT_MBYTE |
4745 while (len < len2) | |
4746 { | |
4747 /* add following combining char */ | |
4748 d = add_char2buf(PTR2CHAR(s + len), d); | |
4749 len += mb_char2len(PTR2CHAR(s + len)); | |
4750 } | |
4751 #endif | |
837 | 4752 mb_ptr_adv(s); |
4753 } | |
4754 } | |
4755 *d = NUL; | |
836 | 4756 } |
4757 return res; | |
4758 } | |
4759 | |
7 | 4760 /* |
1081 | 4761 * Remove escaping from CSI and K_SPECIAL characters. Reverse of |
4762 * vim_strsave_escape_csi(). Works in-place. | |
4763 */ | |
4764 void | |
4765 vim_unescape_csi(p) | |
4766 char_u *p; | |
4767 { | |
4768 char_u *s = p, *d = p; | |
4769 | |
4770 while (*s != NUL) | |
4771 { | |
4772 if (s[0] == K_SPECIAL && s[1] == KS_SPECIAL && s[2] == KE_FILLER) | |
4773 { | |
4774 *d++ = K_SPECIAL; | |
4775 s += 3; | |
4776 } | |
4777 else if ((s[0] == K_SPECIAL || s[0] == CSI) | |
4778 && s[1] == KS_EXTRA && s[2] == (int)KE_CSI) | |
4779 { | |
4780 *d++ = CSI; | |
4781 s += 3; | |
4782 } | |
4783 else | |
4784 *d++ = *s++; | |
4785 } | |
4786 *d = NUL; | |
4787 } | |
4788 | |
4789 /* | |
7 | 4790 * Write map commands for the current mappings to an .exrc file. |
4791 * Return FAIL on error, OK otherwise. | |
4792 */ | |
4793 int | |
4794 makemap(fd, buf) | |
4795 FILE *fd; | |
4796 buf_T *buf; /* buffer for local mappings or NULL */ | |
4797 { | |
4798 mapblock_T *mp; | |
1678 | 4799 char_u c1, c2, c3; |
7 | 4800 char_u *p; |
4801 char *cmd; | |
4802 int abbr; | |
4803 int hash; | |
4804 int did_cpo = FALSE; | |
4805 int i; | |
4806 | |
4807 validate_maphash(); | |
4808 | |
4809 /* | |
4810 * Do the loop twice: Once for mappings, once for abbreviations. | |
4811 * Then loop over all map hash lists. | |
4812 */ | |
4813 for (abbr = 0; abbr < 2; ++abbr) | |
4814 for (hash = 0; hash < 256; ++hash) | |
4815 { | |
4816 if (abbr) | |
4817 { | |
779 | 4818 if (hash > 0) /* there is only one abbr list */ |
7 | 4819 break; |
4820 #ifdef FEAT_LOCALMAP | |
4821 if (buf != NULL) | |
4822 mp = buf->b_first_abbr; | |
4823 else | |
4824 #endif | |
4825 mp = first_abbr; | |
4826 } | |
4827 else | |
4828 { | |
4829 #ifdef FEAT_LOCALMAP | |
4830 if (buf != NULL) | |
4831 mp = buf->b_maphash[hash]; | |
4832 else | |
4833 #endif | |
4834 mp = maphash[hash]; | |
4835 } | |
4836 | |
4837 for ( ; mp; mp = mp->m_next) | |
4838 { | |
4839 /* skip script-local mappings */ | |
4840 if (mp->m_noremap == REMAP_SCRIPT) | |
4841 continue; | |
4842 | |
4843 /* skip mappings that contain a <SNR> (script-local thing), | |
4844 * they probably don't work when loaded again */ | |
4845 for (p = mp->m_str; *p != NUL; ++p) | |
4846 if (p[0] == K_SPECIAL && p[1] == KS_EXTRA | |
4847 && p[2] == (int)KE_SNR) | |
4848 break; | |
4849 if (*p != NUL) | |
4850 continue; | |
4851 | |
1678 | 4852 /* It's possible to create a mapping and then ":unmap" certain |
4853 * modes. We recreate this here by mapping the individual | |
4854 * modes, which requires up to three of them. */ | |
7 | 4855 c1 = NUL; |
4856 c2 = NUL; | |
1678 | 4857 c3 = NUL; |
7 | 4858 if (abbr) |
4859 cmd = "abbr"; | |
4860 else | |
4861 cmd = "map"; | |
4862 switch (mp->m_mode) | |
4863 { | |
788 | 4864 case NORMAL + VISUAL + SELECTMODE + OP_PENDING: |
7 | 4865 break; |
4866 case NORMAL: | |
4867 c1 = 'n'; | |
4868 break; | |
4869 case VISUAL: | |
788 | 4870 c1 = 'x'; |
4871 break; | |
4872 case SELECTMODE: | |
4873 c1 = 's'; | |
7 | 4874 break; |
4875 case OP_PENDING: | |
4876 c1 = 'o'; | |
4877 break; | |
1678 | 4878 case NORMAL + VISUAL: |
4879 c1 = 'n'; | |
4880 c2 = 'x'; | |
4881 break; | |
4882 case NORMAL + SELECTMODE: | |
4883 c1 = 'n'; | |
4884 c2 = 's'; | |
4885 break; | |
4886 case NORMAL + OP_PENDING: | |
4887 c1 = 'n'; | |
4888 c2 = 'o'; | |
4889 break; | |
4890 case VISUAL + SELECTMODE: | |
4891 c1 = 'v'; | |
4892 break; | |
4893 case VISUAL + OP_PENDING: | |
4894 c1 = 'x'; | |
4895 c2 = 'o'; | |
4896 break; | |
4897 case SELECTMODE + OP_PENDING: | |
4898 c1 = 's'; | |
4899 c2 = 'o'; | |
4900 break; | |
788 | 4901 case NORMAL + VISUAL + SELECTMODE: |
7 | 4902 c1 = 'n'; |
4903 c2 = 'v'; | |
4904 break; | |
1678 | 4905 case NORMAL + VISUAL + OP_PENDING: |
4906 c1 = 'n'; | |
4907 c2 = 'x'; | |
4908 c3 = 'o'; | |
4909 break; | |
4910 case NORMAL + SELECTMODE + OP_PENDING: | |
4911 c1 = 'n'; | |
4912 c2 = 's'; | |
4913 c3 = 'o'; | |
4914 break; | |
788 | 4915 case VISUAL + SELECTMODE + OP_PENDING: |
7 | 4916 c1 = 'v'; |
4917 c2 = 'o'; | |
4918 break; | |
4919 case CMDLINE + INSERT: | |
4920 if (!abbr) | |
4921 cmd = "map!"; | |
4922 break; | |
4923 case CMDLINE: | |
4924 c1 = 'c'; | |
4925 break; | |
4926 case INSERT: | |
4927 c1 = 'i'; | |
4928 break; | |
4929 case LANGMAP: | |
4930 c1 = 'l'; | |
4931 break; | |
4932 default: | |
4933 EMSG(_("E228: makemap: Illegal mode")); | |
4934 return FAIL; | |
4935 } | |
1678 | 4936 do /* do this twice if c2 is set, 3 times with c3 */ |
7 | 4937 { |
4938 /* When outputting <> form, need to make sure that 'cpo' | |
4939 * is set to the Vim default. */ | |
4940 if (!did_cpo) | |
4941 { | |
4942 if (*mp->m_str == NUL) /* will use <Nop> */ | |
4943 did_cpo = TRUE; | |
4944 else | |
4945 for (i = 0; i < 2; ++i) | |
4946 for (p = (i ? mp->m_str : mp->m_keys); *p; ++p) | |
4947 if (*p == K_SPECIAL || *p == NL) | |
4948 did_cpo = TRUE; | |
4949 if (did_cpo) | |
4950 { | |
4951 if (fprintf(fd, "let s:cpo_save=&cpo") < 0 | |
4952 || put_eol(fd) < 0 | |
4953 || fprintf(fd, "set cpo&vim") < 0 | |
4954 || put_eol(fd) < 0) | |
4955 return FAIL; | |
4956 } | |
4957 } | |
4958 if (c1 && putc(c1, fd) < 0) | |
4959 return FAIL; | |
4960 if (mp->m_noremap != REMAP_YES && fprintf(fd, "nore") < 0) | |
4961 return FAIL; | |
1757 | 4962 if (fputs(cmd, fd) < 0) |
7 | 4963 return FAIL; |
4964 if (buf != NULL && fputs(" <buffer>", fd) < 0) | |
4965 return FAIL; | |
5035
1cf89d38aa76
updated for version 7.3.1261
Bram Moolenaar <bram@vim.org>
parents:
4865
diff
changeset
|
4966 if (mp->m_nowait && fputs(" <nowait>", fd) < 0) |
1cf89d38aa76
updated for version 7.3.1261
Bram Moolenaar <bram@vim.org>
parents:
4865
diff
changeset
|
4967 return FAIL; |
7 | 4968 if (mp->m_silent && fputs(" <silent>", fd) < 0) |
4969 return FAIL; | |
721 | 4970 #ifdef FEAT_EVAL |
4971 if (mp->m_noremap == REMAP_SCRIPT | |
4972 && fputs("<script>", fd) < 0) | |
4973 return FAIL; | |
4974 if (mp->m_expr && fputs(" <expr>", fd) < 0) | |
4975 return FAIL; | |
4976 #endif | |
7 | 4977 |
4978 if ( putc(' ', fd) < 0 | |
4979 || put_escstr(fd, mp->m_keys, 0) == FAIL | |
4980 || putc(' ', fd) < 0 | |
4981 || put_escstr(fd, mp->m_str, 1) == FAIL | |
4982 || put_eol(fd) < 0) | |
4983 return FAIL; | |
4984 c1 = c2; | |
1678 | 4985 c2 = c3; |
4986 c3 = NUL; | |
4987 } while (c1 != NUL); | |
7 | 4988 } |
4989 } | |
4990 | |
4991 if (did_cpo) | |
4992 if (fprintf(fd, "let &cpo=s:cpo_save") < 0 | |
4993 || put_eol(fd) < 0 | |
4994 || fprintf(fd, "unlet s:cpo_save") < 0 | |
4995 || put_eol(fd) < 0) | |
4996 return FAIL; | |
4997 return OK; | |
4998 } | |
4999 | |
5000 /* | |
5001 * write escape string to file | |
5002 * "what": 0 for :map lhs, 1 for :map rhs, 2 for :set | |
5003 * | |
5004 * return FAIL for failure, OK otherwise | |
5005 */ | |
5006 int | |
5007 put_escstr(fd, strstart, what) | |
5008 FILE *fd; | |
5009 char_u *strstart; | |
5010 int what; | |
5011 { | |
5012 char_u *str = strstart; | |
5013 int c; | |
5014 int modifiers; | |
5015 | |
5016 /* :map xx <Nop> */ | |
5017 if (*str == NUL && what == 1) | |
5018 { | |
5019 if (fprintf(fd, "<Nop>") < 0) | |
5020 return FAIL; | |
5021 return OK; | |
5022 } | |
5023 | |
5024 for ( ; *str != NUL; ++str) | |
5025 { | |
5026 #ifdef FEAT_MBYTE | |
5027 char_u *p; | |
5028 | |
5029 /* Check for a multi-byte character, which may contain escaped | |
5030 * K_SPECIAL and CSI bytes */ | |
5031 p = mb_unescape(&str); | |
5032 if (p != NULL) | |
5033 { | |
5034 while (*p != NUL) | |
300 | 5035 if (fputc(*p++, fd) < 0) |
7 | 5036 return FAIL; |
5037 --str; | |
5038 continue; | |
5039 } | |
5040 #endif | |
5041 | |
5042 c = *str; | |
5043 /* | |
5044 * Special key codes have to be translated to be able to make sense | |
5045 * when they are read back. | |
5046 */ | |
5047 if (c == K_SPECIAL && what != 2) | |
5048 { | |
5049 modifiers = 0x0; | |
5050 if (str[1] == KS_MODIFIER) | |
5051 { | |
5052 modifiers = str[2]; | |
5053 str += 3; | |
5054 c = *str; | |
5055 } | |
5056 if (c == K_SPECIAL) | |
5057 { | |
5058 c = TO_SPECIAL(str[1], str[2]); | |
5059 str += 2; | |
5060 } | |
5061 if (IS_SPECIAL(c) || modifiers) /* special key */ | |
5062 { | |
1757 | 5063 if (fputs((char *)get_special_key_name(c, modifiers), fd) < 0) |
7 | 5064 return FAIL; |
5065 continue; | |
5066 } | |
5067 } | |
5068 | |
5069 /* | |
5070 * A '\n' in a map command should be written as <NL>. | |
5071 * A '\n' in a set command should be written as \^V^J. | |
5072 */ | |
5073 if (c == NL) | |
5074 { | |
5075 if (what == 2) | |
5076 { | |
5077 if (fprintf(fd, IF_EB("\\\026\n", "\\" CTRL_V_STR "\n")) < 0) | |
5078 return FAIL; | |
5079 } | |
5080 else | |
5081 { | |
5082 if (fprintf(fd, "<NL>") < 0) | |
5083 return FAIL; | |
5084 } | |
5085 continue; | |
5086 } | |
5087 | |
5088 /* | |
5089 * Some characters have to be escaped with CTRL-V to | |
5090 * prevent them from misinterpreted in DoOneCmd(). | |
5091 * A space, Tab and '"' has to be escaped with a backslash to | |
5092 * prevent it to be misinterpreted in do_set(). | |
5093 * A space has to be escaped with a CTRL-V when it's at the start of a | |
5094 * ":map" rhs. | |
5095 * A '<' has to be escaped with a CTRL-V to prevent it being | |
5096 * interpreted as the start of a special key name. | |
5097 * A space in the lhs of a :map needs a CTRL-V. | |
5098 */ | |
5099 if (what == 2 && (vim_iswhite(c) || c == '"' || c == '\\')) | |
5100 { | |
5101 if (putc('\\', fd) < 0) | |
5102 return FAIL; | |
5103 } | |
5104 else if (c < ' ' || c > '~' || c == '|' | |
5105 || (what == 0 && c == ' ') | |
5106 || (what == 1 && str == strstart && c == ' ') | |
5107 || (what != 2 && c == '<')) | |
5108 { | |
5109 if (putc(Ctrl_V, fd) < 0) | |
5110 return FAIL; | |
5111 } | |
5112 if (putc(c, fd) < 0) | |
5113 return FAIL; | |
5114 } | |
5115 return OK; | |
5116 } | |
5117 | |
5118 /* | |
5119 * Check all mappings for the presence of special key codes. | |
5120 * Used after ":set term=xxx". | |
5121 */ | |
5122 void | |
5123 check_map_keycodes() | |
5124 { | |
5125 mapblock_T *mp; | |
5126 char_u *p; | |
5127 int i; | |
5128 char_u buf[3]; | |
5129 char_u *save_name; | |
5130 int abbr; | |
5131 int hash; | |
5132 #ifdef FEAT_LOCALMAP | |
5133 buf_T *bp; | |
5134 #endif | |
5135 | |
5136 validate_maphash(); | |
5137 save_name = sourcing_name; | |
5138 sourcing_name = (char_u *)"mappings"; /* avoids giving error messages */ | |
5139 | |
5140 #ifdef FEAT_LOCALMAP | |
5141 /* This this once for each buffer, and then once for global | |
5142 * mappings/abbreviations with bp == NULL */ | |
5143 for (bp = firstbuf; ; bp = bp->b_next) | |
5144 { | |
5145 #endif | |
5146 /* | |
5147 * Do the loop twice: Once for mappings, once for abbreviations. | |
5148 * Then loop over all map hash lists. | |
5149 */ | |
5150 for (abbr = 0; abbr <= 1; ++abbr) | |
5151 for (hash = 0; hash < 256; ++hash) | |
5152 { | |
5153 if (abbr) | |
5154 { | |
5155 if (hash) /* there is only one abbr list */ | |
5156 break; | |
5157 #ifdef FEAT_LOCALMAP | |
5158 if (bp != NULL) | |
5159 mp = bp->b_first_abbr; | |
5160 else | |
5161 #endif | |
5162 mp = first_abbr; | |
5163 } | |
5164 else | |
5165 { | |
5166 #ifdef FEAT_LOCALMAP | |
5167 if (bp != NULL) | |
5168 mp = bp->b_maphash[hash]; | |
5169 else | |
5170 #endif | |
5171 mp = maphash[hash]; | |
5172 } | |
5173 for ( ; mp != NULL; mp = mp->m_next) | |
5174 { | |
5175 for (i = 0; i <= 1; ++i) /* do this twice */ | |
5176 { | |
5177 if (i == 0) | |
5178 p = mp->m_keys; /* once for the "from" part */ | |
5179 else | |
5180 p = mp->m_str; /* and once for the "to" part */ | |
5181 while (*p) | |
5182 { | |
5183 if (*p == K_SPECIAL) | |
5184 { | |
5185 ++p; | |
5186 if (*p < 128) /* for "normal" tcap entries */ | |
5187 { | |
5188 buf[0] = p[0]; | |
5189 buf[1] = p[1]; | |
5190 buf[2] = NUL; | |
5191 (void)add_termcap_entry(buf, FALSE); | |
5192 } | |
5193 ++p; | |
5194 } | |
5195 ++p; | |
5196 } | |
5197 } | |
5198 } | |
5199 } | |
5200 #ifdef FEAT_LOCALMAP | |
5201 if (bp == NULL) | |
5202 break; | |
5203 } | |
5204 #endif | |
5205 sourcing_name = save_name; | |
5206 } | |
5207 | |
2610 | 5208 #if defined(FEAT_EVAL) || defined(PROTO) |
7 | 5209 /* |
2610 | 5210 * Check the string "keys" against the lhs of all mappings. |
5211 * Return pointer to rhs of mapping (mapblock->m_str). | |
5212 * NULL when no mapping found. | |
7 | 5213 */ |
5214 char_u * | |
2610 | 5215 check_map(keys, mode, exact, ign_mod, abbr, mp_ptr, local_ptr) |
7 | 5216 char_u *keys; |
5217 int mode; | |
5218 int exact; /* require exact match */ | |
275 | 5219 int ign_mod; /* ignore preceding modifier */ |
779 | 5220 int abbr; /* do abbreviations */ |
2610 | 5221 mapblock_T **mp_ptr; /* return: pointer to mapblock or NULL */ |
5222 int *local_ptr; /* return: buffer-local mapping or NULL */ | |
7 | 5223 { |
5224 int hash; | |
5225 int len, minlen; | |
5226 mapblock_T *mp; | |
275 | 5227 char_u *s; |
7 | 5228 #ifdef FEAT_LOCALMAP |
5229 int local; | |
5230 #endif | |
5231 | |
5232 validate_maphash(); | |
5233 | |
5234 len = (int)STRLEN(keys); | |
5235 #ifdef FEAT_LOCALMAP | |
5236 for (local = 1; local >= 0; --local) | |
5237 #endif | |
5238 /* loop over all hash lists */ | |
5239 for (hash = 0; hash < 256; ++hash) | |
5240 { | |
779 | 5241 if (abbr) |
5242 { | |
5243 if (hash > 0) /* there is only one list. */ | |
5244 break; | |
7 | 5245 #ifdef FEAT_LOCALMAP |
779 | 5246 if (local) |
5247 mp = curbuf->b_first_abbr; | |
5248 else | |
5249 #endif | |
5250 mp = first_abbr; | |
5251 } | |
5252 #ifdef FEAT_LOCALMAP | |
5253 else if (local) | |
7 | 5254 mp = curbuf->b_maphash[hash]; |
779 | 5255 #endif |
7 | 5256 else |
5257 mp = maphash[hash]; | |
5258 for ( ; mp != NULL; mp = mp->m_next) | |
5259 { | |
5260 /* skip entries with wrong mode, wrong length and not matching | |
5261 * ones */ | |
275 | 5262 if ((mp->m_mode & mode) && (!exact || mp->m_keylen == len)) |
5263 { | |
5264 if (len > mp->m_keylen) | |
5265 minlen = mp->m_keylen; | |
5266 else | |
5267 minlen = len; | |
5268 s = mp->m_keys; | |
5269 if (ign_mod && s[0] == K_SPECIAL && s[1] == KS_MODIFIER | |
5270 && s[2] != NUL) | |
5271 { | |
5272 s += 3; | |
5273 if (len > mp->m_keylen - 3) | |
5274 minlen = mp->m_keylen - 3; | |
5275 } | |
5276 if (STRNCMP(s, keys, minlen) == 0) | |
2610 | 5277 { |
5278 if (mp_ptr != NULL) | |
5279 *mp_ptr = mp; | |
5280 if (local_ptr != NULL) | |
2611 | 5281 #ifdef FEAT_LOCALMAP |
2610 | 5282 *local_ptr = local; |
2611 | 5283 #else |
5284 *local_ptr = 0; | |
5285 #endif | |
275 | 5286 return mp->m_str; |
2610 | 5287 } |
275 | 5288 } |
7 | 5289 } |
5290 } | |
5291 | |
5292 return NULL; | |
5293 } | |
5294 #endif | |
5295 | |
180 | 5296 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(MACOS) |
788 | 5297 |
5298 #define VIS_SEL (VISUAL+SELECTMODE) /* abbreviation */ | |
5299 | |
7 | 5300 /* |
5301 * Default mappings for some often used keys. | |
5302 */ | |
5303 static struct initmap | |
5304 { | |
5305 char_u *arg; | |
5306 int mode; | |
5307 } initmappings[] = | |
5308 { | |
5309 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) | |
5310 /* Use the Windows (CUA) keybindings. */ | |
5311 # ifdef FEAT_GUI | |
5312 /* paste, copy and cut */ | |
5313 {(char_u *)"<S-Insert> \"*P", NORMAL}, | |
788 | 5314 {(char_u *)"<S-Insert> \"-d\"*P", VIS_SEL}, |
7 | 5315 {(char_u *)"<S-Insert> <C-R><C-O>*", INSERT+CMDLINE}, |
788 | 5316 {(char_u *)"<C-Insert> \"*y", VIS_SEL}, |
5317 {(char_u *)"<S-Del> \"*d", VIS_SEL}, | |
5318 {(char_u *)"<C-Del> \"*d", VIS_SEL}, | |
5319 {(char_u *)"<C-X> \"*d", VIS_SEL}, | |
7 | 5320 /* Missing: CTRL-C (cancel) and CTRL-V (block selection) */ |
5321 # else | |
788 | 5322 {(char_u *)"\316w <C-Home>", NORMAL+VIS_SEL}, |
7 | 5323 {(char_u *)"\316w <C-Home>", INSERT+CMDLINE}, |
788 | 5324 {(char_u *)"\316u <C-End>", NORMAL+VIS_SEL}, |
7 | 5325 {(char_u *)"\316u <C-End>", INSERT+CMDLINE}, |
5326 | |
5327 /* paste, copy and cut */ | |
5328 # ifdef FEAT_CLIPBOARD | |
5329 # ifdef DJGPP | |
5330 {(char_u *)"\316\122 \"*P", NORMAL}, /* SHIFT-Insert is "*P */ | |
2520 | 5331 {(char_u *)"\316\122 \"-d\"*P", VIS_SEL}, /* SHIFT-Insert is "-d"*P */ |
7 | 5332 {(char_u *)"\316\122 \022\017*", INSERT}, /* SHIFT-Insert is ^R^O* */ |
788 | 5333 {(char_u *)"\316\222 \"*y", VIS_SEL}, /* CTRL-Insert is "*y */ |
7 | 5334 # if 0 /* Shift-Del produces the same code as Del */ |
788 | 5335 {(char_u *)"\316\123 \"*d", VIS_SEL}, /* SHIFT-Del is "*d */ |
7 | 5336 # endif |
788 | 5337 {(char_u *)"\316\223 \"*d", VIS_SEL}, /* CTRL-Del is "*d */ |
5338 {(char_u *)"\030 \"-d", VIS_SEL}, /* CTRL-X is "-d */ | |
7 | 5339 # else |
5340 {(char_u *)"\316\324 \"*P", NORMAL}, /* SHIFT-Insert is "*P */ | |
2520 | 5341 {(char_u *)"\316\324 \"-d\"*P", VIS_SEL}, /* SHIFT-Insert is "-d"*P */ |
7 | 5342 {(char_u *)"\316\324 \022\017*", INSERT}, /* SHIFT-Insert is ^R^O* */ |
788 | 5343 {(char_u *)"\316\325 \"*y", VIS_SEL}, /* CTRL-Insert is "*y */ |
5344 {(char_u *)"\316\327 \"*d", VIS_SEL}, /* SHIFT-Del is "*d */ | |
5345 {(char_u *)"\316\330 \"*d", VIS_SEL}, /* CTRL-Del is "*d */ | |
5346 {(char_u *)"\030 \"-d", VIS_SEL}, /* CTRL-X is "-d */ | |
7 | 5347 # endif |
5348 # else | |
5349 {(char_u *)"\316\324 P", NORMAL}, /* SHIFT-Insert is P */ | |
788 | 5350 {(char_u *)"\316\324 \"-dP", VIS_SEL}, /* SHIFT-Insert is "-dP */ |
7 | 5351 {(char_u *)"\316\324 \022\017\"", INSERT}, /* SHIFT-Insert is ^R^O" */ |
788 | 5352 {(char_u *)"\316\325 y", VIS_SEL}, /* CTRL-Insert is y */ |
5353 {(char_u *)"\316\327 d", VIS_SEL}, /* SHIFT-Del is d */ | |
5354 {(char_u *)"\316\330 d", VIS_SEL}, /* CTRL-Del is d */ | |
7 | 5355 # endif |
5356 # endif | |
5357 #endif | |
5358 | |
5359 #if defined(MACOS) | |
5360 /* Use the Standard MacOS binding. */ | |
5361 /* paste, copy and cut */ | |
5362 {(char_u *)"<D-v> \"*P", NORMAL}, | |
788 | 5363 {(char_u *)"<D-v> \"-d\"*P", VIS_SEL}, |
7 | 5364 {(char_u *)"<D-v> <C-R>*", INSERT+CMDLINE}, |
788 | 5365 {(char_u *)"<D-c> \"*y", VIS_SEL}, |
5366 {(char_u *)"<D-x> \"*d", VIS_SEL}, | |
5367 {(char_u *)"<Backspace> \"-d", VIS_SEL}, | |
7 | 5368 #endif |
5369 }; | |
788 | 5370 |
5371 # undef VIS_SEL | |
180 | 5372 #endif |
7 | 5373 |
5374 /* | |
5375 * Set up default mappings. | |
5376 */ | |
5377 void | |
5378 init_mappings() | |
5379 { | |
180 | 5380 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(MACOS) |
7 | 5381 int i; |
5382 | |
5383 for (i = 0; i < sizeof(initmappings) / sizeof(struct initmap); ++i) | |
5384 add_map(initmappings[i].arg, initmappings[i].mode); | |
180 | 5385 #endif |
7 | 5386 } |
5387 | |
184 | 5388 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) \ |
5389 || defined(FEAT_CMDWIN) || defined(MACOS) || defined(PROTO) | |
7 | 5390 /* |
5391 * Add a mapping "map" for mode "mode". | |
5392 * Need to put string in allocated memory, because do_map() will modify it. | |
5393 */ | |
5394 void | |
5395 add_map(map, mode) | |
5396 char_u *map; | |
5397 int mode; | |
5398 { | |
5399 char_u *s; | |
5400 char_u *cpo_save = p_cpo; | |
5401 | |
5402 p_cpo = (char_u *)""; /* Allow <> notation */ | |
5403 s = vim_strsave(map); | |
5404 if (s != NULL) | |
5405 { | |
5406 (void)do_map(0, s, mode, FALSE); | |
5407 vim_free(s); | |
5408 } | |
5409 p_cpo = cpo_save; | |
5410 } | |
184 | 5411 #endif |