Mercurial > vim
annotate src/ex_cmds.c @ 3072:61c5e1527bd8 v7.3.308
updated for version 7.3.308
Problem: Writing to 'verbosefile' has problems, e.g. for :highlight.
Solution: Do not use a separate verbose_write() function but write with the
same code that does redirecting. (Yasuhiro Matsumoto)
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Wed, 14 Sep 2011 15:39:29 +0200 |
parents | 0787bb5f387b |
children | 9028c70adafd |
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 * ex_cmds.c: some functions for command line commands | |
12 */ | |
13 | |
14 #include "vim.h" | |
15 #include "version.h" | |
16 | |
17 #ifdef FEAT_EX_EXTRA | |
18 static int linelen __ARGS((int *has_tab)); | |
19 #endif | |
20 static void do_filter __ARGS((linenr_T line1, linenr_T line2, exarg_T *eap, char_u *cmd, int do_in, int do_out)); | |
21 #ifdef FEAT_VIMINFO | |
22 static char_u *viminfo_filename __ARGS((char_u *)); | |
1733 | 23 static void do_viminfo __ARGS((FILE *fp_in, FILE *fp_out, int flags)); |
7 | 24 static int viminfo_encoding __ARGS((vir_T *virp)); |
25 static int read_viminfo_up_to_marks __ARGS((vir_T *virp, int forceit, int writing)); | |
26 #endif | |
27 | |
28 static int check_overwrite __ARGS((exarg_T *eap, buf_T *buf, char_u *fname, char_u *ffname, int other)); | |
29 static int check_readonly __ARGS((int *forceit, buf_T *buf)); | |
30 #ifdef FEAT_AUTOCMD | |
31 static void delbuf_msg __ARGS((char_u *name)); | |
32 #endif | |
33 static int | |
34 #ifdef __BORLANDC__ | |
35 _RTLENTRYF | |
36 #endif | |
37 help_compare __ARGS((const void *s1, const void *s2)); | |
38 | |
39 /* | |
40 * ":ascii" and "ga". | |
41 */ | |
42 void | |
43 do_ascii(eap) | |
1876 | 44 exarg_T *eap UNUSED; |
7 | 45 { |
46 int c; | |
1784 | 47 int cval; |
7 | 48 char buf1[20]; |
49 char buf2[20]; | |
50 char_u buf3[7]; | |
51 #ifdef FEAT_MBYTE | |
714 | 52 int cc[MAX_MCO]; |
53 int ci = 0; | |
7 | 54 int len; |
55 | |
56 if (enc_utf8) | |
714 | 57 c = utfc_ptr2char(ml_get_cursor(), cc); |
7 | 58 else |
59 #endif | |
60 c = gchar_cursor(); | |
61 if (c == NUL) | |
62 { | |
63 MSG("NUL"); | |
64 return; | |
65 } | |
66 | |
67 #ifdef FEAT_MBYTE | |
68 IObuff[0] = NUL; | |
69 if (!has_mbyte || (enc_dbcs != 0 && c < 0x100) || c < 0x80) | |
70 #endif | |
71 { | |
72 if (c == NL) /* NUL is stored as NL */ | |
73 c = NUL; | |
1784 | 74 if (c == CAR && get_fileformat(curbuf) == EOL_MAC) |
75 cval = NL; /* NL is stored as CR */ | |
76 else | |
77 cval = c; | |
7 | 78 if (vim_isprintc_strict(c) && (c < ' ' |
79 #ifndef EBCDIC | |
80 || c > '~' | |
81 #endif | |
82 )) | |
83 { | |
84 transchar_nonprint(buf3, c); | |
1872 | 85 vim_snprintf(buf1, sizeof(buf1), " <%s>", (char *)buf3); |
7 | 86 } |
87 else | |
88 buf1[0] = NUL; | |
89 #ifndef EBCDIC | |
90 if (c >= 0x80) | |
1872 | 91 vim_snprintf(buf2, sizeof(buf2), " <M-%s>", |
92 (char *)transchar(c & 0x7f)); | |
7 | 93 else |
94 #endif | |
95 buf2[0] = NUL; | |
274 | 96 vim_snprintf((char *)IObuff, IOSIZE, |
97 _("<%s>%s%s %d, Hex %02x, Octal %03o"), | |
1784 | 98 transchar(c), buf1, buf2, cval, cval, cval); |
7 | 99 #ifdef FEAT_MBYTE |
963 | 100 if (enc_utf8) |
101 c = cc[ci++]; | |
102 else | |
103 c = 0; | |
7 | 104 #endif |
105 } | |
106 | |
107 #ifdef FEAT_MBYTE | |
108 /* Repeat for combining characters. */ | |
109 while (has_mbyte && (c >= 0x100 || (enc_utf8 && c >= 0x80))) | |
110 { | |
111 len = (int)STRLEN(IObuff); | |
112 /* This assumes every multi-byte char is printable... */ | |
113 if (len > 0) | |
114 IObuff[len++] = ' '; | |
115 IObuff[len++] = '<'; | |
963 | 116 if (enc_utf8 && utf_iscomposing(c) |
625 | 117 # ifdef USE_GUI |
7 | 118 && !gui.in_use |
625 | 119 # endif |
7 | 120 ) |
121 IObuff[len++] = ' '; /* draw composing char on top of a space */ | |
274 | 122 len += (*mb_char2bytes)(c, IObuff + len); |
123 vim_snprintf((char *)IObuff + len, IOSIZE - len, | |
7 | 124 c < 0x10000 ? _("> %d, Hex %04x, Octal %o") |
125 : _("> %d, Hex %08x, Octal %o"), c, c, c); | |
714 | 126 if (ci == MAX_MCO) |
127 break; | |
963 | 128 if (enc_utf8) |
129 c = cc[ci++]; | |
130 else | |
131 c = 0; | |
7 | 132 } |
133 #endif | |
134 | |
135 msg(IObuff); | |
136 } | |
137 | |
138 #if defined(FEAT_EX_EXTRA) || defined(PROTO) | |
139 /* | |
140 * ":left", ":center" and ":right": align text. | |
141 */ | |
142 void | |
143 ex_align(eap) | |
144 exarg_T *eap; | |
145 { | |
146 pos_T save_curpos; | |
147 int len; | |
148 int indent = 0; | |
149 int new_indent; | |
150 int has_tab; | |
151 int width; | |
152 | |
153 #ifdef FEAT_RIGHTLEFT | |
154 if (curwin->w_p_rl) | |
155 { | |
156 /* switch left and right aligning */ | |
157 if (eap->cmdidx == CMD_right) | |
158 eap->cmdidx = CMD_left; | |
159 else if (eap->cmdidx == CMD_left) | |
160 eap->cmdidx = CMD_right; | |
161 } | |
162 #endif | |
163 | |
164 width = atoi((char *)eap->arg); | |
165 save_curpos = curwin->w_cursor; | |
166 if (eap->cmdidx == CMD_left) /* width is used for new indent */ | |
167 { | |
168 if (width >= 0) | |
169 indent = width; | |
170 } | |
171 else | |
172 { | |
173 /* | |
174 * if 'textwidth' set, use it | |
175 * else if 'wrapmargin' set, use it | |
176 * if invalid value, use 80 | |
177 */ | |
178 if (width <= 0) | |
179 width = curbuf->b_p_tw; | |
180 if (width == 0 && curbuf->b_p_wm > 0) | |
181 width = W_WIDTH(curwin) - curbuf->b_p_wm; | |
182 if (width <= 0) | |
183 width = 80; | |
184 } | |
185 | |
186 if (u_save((linenr_T)(eap->line1 - 1), (linenr_T)(eap->line2 + 1)) == FAIL) | |
187 return; | |
188 | |
189 for (curwin->w_cursor.lnum = eap->line1; | |
190 curwin->w_cursor.lnum <= eap->line2; ++curwin->w_cursor.lnum) | |
191 { | |
192 if (eap->cmdidx == CMD_left) /* left align */ | |
193 new_indent = indent; | |
194 else | |
195 { | |
944 | 196 has_tab = FALSE; /* avoid uninit warnings */ |
7 | 197 len = linelen(eap->cmdidx == CMD_right ? &has_tab |
198 : NULL) - get_indent(); | |
199 | |
200 if (len <= 0) /* skip blank lines */ | |
201 continue; | |
202 | |
203 if (eap->cmdidx == CMD_center) | |
204 new_indent = (width - len) / 2; | |
205 else | |
206 { | |
207 new_indent = width - len; /* right align */ | |
208 | |
209 /* | |
210 * Make sure that embedded TABs don't make the text go too far | |
211 * to the right. | |
212 */ | |
213 if (has_tab) | |
214 while (new_indent > 0) | |
215 { | |
216 (void)set_indent(new_indent, 0); | |
217 if (linelen(NULL) <= width) | |
218 { | |
219 /* | |
220 * Now try to move the line as much as possible to | |
221 * the right. Stop when it moves too far. | |
222 */ | |
223 do | |
224 (void)set_indent(++new_indent, 0); | |
225 while (linelen(NULL) <= width); | |
226 --new_indent; | |
227 break; | |
228 } | |
229 --new_indent; | |
230 } | |
231 } | |
232 } | |
233 if (new_indent < 0) | |
234 new_indent = 0; | |
235 (void)set_indent(new_indent, 0); /* set indent */ | |
236 } | |
237 changed_lines(eap->line1, 0, eap->line2 + 1, 0L); | |
238 curwin->w_cursor = save_curpos; | |
239 beginline(BL_WHITE | BL_FIX); | |
240 } | |
241 | |
242 /* | |
243 * Get the length of the current line, excluding trailing white space. | |
244 */ | |
245 static int | |
246 linelen(has_tab) | |
247 int *has_tab; | |
248 { | |
249 char_u *line; | |
250 char_u *first; | |
251 char_u *last; | |
252 int save; | |
253 int len; | |
254 | |
255 /* find the first non-blank character */ | |
256 line = ml_get_curline(); | |
257 first = skipwhite(line); | |
258 | |
259 /* find the character after the last non-blank character */ | |
260 for (last = first + STRLEN(first); | |
261 last > first && vim_iswhite(last[-1]); --last) | |
262 ; | |
263 save = *last; | |
264 *last = NUL; | |
265 len = linetabsize(line); /* get line length */ | |
266 if (has_tab != NULL) /* check for embedded TAB */ | |
267 *has_tab = (vim_strrchr(first, TAB) != NULL); | |
268 *last = save; | |
269 | |
270 return len; | |
271 } | |
272 | |
826 | 273 /* Buffer for two lines used during sorting. They are allocated to |
274 * contain the longest line being sorted. */ | |
275 static char_u *sortbuf1; | |
276 static char_u *sortbuf2; | |
284 | 277 |
278 static int sort_ic; /* ignore case */ | |
294 | 279 static int sort_nr; /* sort on number */ |
826 | 280 static int sort_rx; /* sort on regex instead of skipping it */ |
281 | |
282 static int sort_abort; /* flag to indicate if sorting has been interrupted */ | |
294 | 283 |
284 /* Struct to store info to be sorted. */ | |
285 typedef struct | |
286 { | |
287 linenr_T lnum; /* line number */ | |
826 | 288 long start_col_nr; /* starting column number or number */ |
289 long end_col_nr; /* ending column number */ | |
294 | 290 } sorti_T; |
284 | 291 |
292 static int | |
293 #ifdef __BORLANDC__ | |
294 _RTLENTRYF | |
295 #endif | |
296 sort_compare __ARGS((const void *s1, const void *s2)); | |
297 | |
298 static int | |
299 #ifdef __BORLANDC__ | |
300 _RTLENTRYF | |
301 #endif | |
302 sort_compare(s1, s2) | |
303 const void *s1; | |
304 const void *s2; | |
305 { | |
294 | 306 sorti_T l1 = *(sorti_T *)s1; |
307 sorti_T l2 = *(sorti_T *)s2; | |
826 | 308 int result = 0; |
309 | |
310 /* If the user interrupts, there's no way to stop qsort() immediately, but | |
834 | 311 * if we return 0 every time, qsort will assume it's done sorting and |
312 * exit. */ | |
826 | 313 if (sort_abort) |
314 return 0; | |
315 fast_breakcheck(); | |
316 if (got_int) | |
317 sort_abort = TRUE; | |
318 | |
834 | 319 /* When sorting numbers "start_col_nr" is the number, not the column |
320 * number. */ | |
294 | 321 if (sort_nr) |
2606 | 322 result = l1.start_col_nr == l2.start_col_nr ? 0 |
323 : l1.start_col_nr > l2.start_col_nr ? 1 : -1; | |
826 | 324 else |
325 { | |
834 | 326 /* We need to copy one line into "sortbuf1", because there is no |
327 * guarantee that the first pointer becomes invalid when obtaining the | |
328 * second one. */ | |
329 STRNCPY(sortbuf1, ml_get(l1.lnum) + l1.start_col_nr, | |
330 l1.end_col_nr - l1.start_col_nr + 1); | |
826 | 331 sortbuf1[l1.end_col_nr - l1.start_col_nr] = 0; |
834 | 332 STRNCPY(sortbuf2, ml_get(l2.lnum) + l2.start_col_nr, |
333 l2.end_col_nr - l2.start_col_nr + 1); | |
826 | 334 sortbuf2[l2.end_col_nr - l2.start_col_nr] = 0; |
335 | |
834 | 336 result = sort_ic ? STRICMP(sortbuf1, sortbuf2) |
337 : STRCMP(sortbuf1, sortbuf2); | |
338 } | |
339 | |
340 /* If two lines have the same value, preserve the original line order. */ | |
826 | 341 if (result == 0) |
834 | 342 return (int)(l1.lnum - l2.lnum); |
343 return result; | |
284 | 344 } |
345 | |
346 /* | |
347 * ":sort". | |
348 */ | |
349 void | |
350 ex_sort(eap) | |
351 exarg_T *eap; | |
352 { | |
353 regmatch_T regmatch; | |
354 int len; | |
355 linenr_T lnum; | |
356 long maxlen = 0; | |
294 | 357 sorti_T *nrs; |
1872 | 358 size_t count = (size_t)(eap->line2 - eap->line1 + 1); |
294 | 359 size_t i; |
284 | 360 char_u *p; |
361 char_u *s; | |
826 | 362 char_u *s2; |
363 char_u c; /* temporary character storage */ | |
284 | 364 int unique = FALSE; |
365 long deleted; | |
826 | 366 colnr_T start_col; |
367 colnr_T end_col; | |
294 | 368 int sort_oct; /* sort on octal number */ |
369 int sort_hex; /* sort on hex number */ | |
284 | 370 |
1538 | 371 /* Sorting one line is really quick! */ |
372 if (count <= 1) | |
373 return; | |
374 | |
284 | 375 if (u_save((linenr_T)(eap->line1 - 1), (linenr_T)(eap->line2 + 1)) == FAIL) |
376 return; | |
826 | 377 sortbuf1 = NULL; |
378 sortbuf2 = NULL; | |
284 | 379 regmatch.regprog = NULL; |
294 | 380 nrs = (sorti_T *)lalloc((long_u)(count * sizeof(sorti_T)), TRUE); |
284 | 381 if (nrs == NULL) |
826 | 382 goto sortend; |
383 | |
384 sort_abort = sort_ic = sort_rx = sort_nr = sort_oct = sort_hex = 0; | |
294 | 385 |
284 | 386 for (p = eap->arg; *p != NUL; ++p) |
387 { | |
388 if (vim_iswhite(*p)) | |
389 ; | |
390 else if (*p == 'i') | |
391 sort_ic = TRUE; | |
826 | 392 else if (*p == 'r') |
393 sort_rx = TRUE; | |
294 | 394 else if (*p == 'n') |
395 sort_nr = 2; | |
396 else if (*p == 'o') | |
397 sort_oct = 2; | |
398 else if (*p == 'x') | |
399 sort_hex = 2; | |
284 | 400 else if (*p == 'u') |
401 unique = TRUE; | |
289 | 402 else if (*p == '"') /* comment start */ |
403 break; | |
404 else if (check_nextcmd(p) != NULL) | |
405 { | |
406 eap->nextcmd = check_nextcmd(p); | |
407 break; | |
408 } | |
409 else if (!ASCII_ISALPHA(*p) && regmatch.regprog == NULL) | |
284 | 410 { |
411 s = skip_regexp(p + 1, *p, TRUE, NULL); | |
412 if (*s != *p) | |
413 { | |
414 EMSG(_(e_invalpat)); | |
826 | 415 goto sortend; |
284 | 416 } |
417 *s = NUL; | |
1314 | 418 /* Use last search pattern if sort pattern is empty. */ |
419 if (s == p + 1 && last_search_pat() != NULL) | |
420 regmatch.regprog = vim_regcomp(last_search_pat(), RE_MAGIC); | |
421 else | |
422 regmatch.regprog = vim_regcomp(p + 1, RE_MAGIC); | |
284 | 423 if (regmatch.regprog == NULL) |
826 | 424 goto sortend; |
289 | 425 p = s; /* continue after the regexp */ |
284 | 426 regmatch.rm_ic = p_ic; |
427 } | |
428 else | |
429 { | |
430 EMSG2(_(e_invarg2), p); | |
826 | 431 goto sortend; |
284 | 432 } |
433 } | |
434 | |
294 | 435 /* Can only have one of 'n', 'o' and 'x'. */ |
436 if (sort_nr + sort_oct + sort_hex > 2) | |
437 { | |
438 EMSG(_(e_invarg)); | |
826 | 439 goto sortend; |
294 | 440 } |
441 | |
442 /* From here on "sort_nr" is used as a flag for any number sorting. */ | |
443 sort_nr += sort_oct + sort_hex; | |
444 | |
284 | 445 /* |
294 | 446 * Make an array with all line numbers. This avoids having to copy all |
284 | 447 * the lines into allocated memory. |
826 | 448 * When sorting on strings "start_col_nr" is the offset in the line, for |
449 * numbers sorting it's the number to sort on. This means the pattern | |
450 * matching and number conversion only has to be done once per line. | |
294 | 451 * Also get the longest line length for allocating "sortbuf". |
284 | 452 */ |
453 for (lnum = eap->line1; lnum <= eap->line2; ++lnum) | |
454 { | |
455 s = ml_get(lnum); | |
835 | 456 len = (int)STRLEN(s); |
284 | 457 if (maxlen < len) |
458 maxlen = len; | |
294 | 459 |
826 | 460 start_col = 0; |
461 end_col = len; | |
294 | 462 if (regmatch.regprog != NULL && vim_regexec(®match, s, 0)) |
826 | 463 { |
464 if (sort_rx) | |
465 { | |
835 | 466 start_col = (colnr_T)(regmatch.startp[0] - s); |
467 end_col = (colnr_T)(regmatch.endp[0] - s); | |
826 | 468 } |
469 else | |
835 | 470 start_col = (colnr_T)(regmatch.endp[0] - s); |
826 | 471 } |
294 | 472 else |
826 | 473 if (regmatch.regprog != NULL) |
474 end_col = 0; | |
294 | 475 |
476 if (sort_nr) | |
477 { | |
826 | 478 /* Make sure vim_str2nr doesn't read any digits past the end |
479 * of the match, by temporarily terminating the string there */ | |
480 s2 = s + end_col; | |
481 c = *s2; | |
2606 | 482 *s2 = NUL; |
294 | 483 /* Sorting on number: Store the number itself. */ |
1687 | 484 p = s + start_col; |
294 | 485 if (sort_hex) |
1687 | 486 s = skiptohex(p); |
294 | 487 else |
1687 | 488 s = skiptodigit(p); |
489 if (s > p && s[-1] == '-') | |
490 --s; /* include preceding negative sign */ | |
2606 | 491 if (*s == NUL) |
492 /* empty line should sort before any number */ | |
493 nrs[lnum - eap->line1].start_col_nr = -MAXLNUM; | |
494 else | |
495 vim_str2nr(s, NULL, NULL, sort_oct, sort_hex, | |
496 &nrs[lnum - eap->line1].start_col_nr, NULL); | |
497 *s2 = c; | |
294 | 498 } |
499 else | |
826 | 500 { |
294 | 501 /* Store the column to sort at. */ |
826 | 502 nrs[lnum - eap->line1].start_col_nr = start_col; |
503 nrs[lnum - eap->line1].end_col_nr = end_col; | |
504 } | |
294 | 505 |
506 nrs[lnum - eap->line1].lnum = lnum; | |
481 | 507 |
508 if (regmatch.regprog != NULL) | |
509 fast_breakcheck(); | |
510 if (got_int) | |
826 | 511 goto sortend; |
284 | 512 } |
513 | |
294 | 514 /* Allocate a buffer that can hold the longest line. */ |
826 | 515 sortbuf1 = alloc((unsigned)maxlen + 1); |
516 if (sortbuf1 == NULL) | |
517 goto sortend; | |
518 sortbuf2 = alloc((unsigned)maxlen + 1); | |
519 if (sortbuf2 == NULL) | |
520 goto sortend; | |
284 | 521 |
481 | 522 /* Sort the array of line numbers. Note: can't be interrupted! */ |
294 | 523 qsort((void *)nrs, count, sizeof(sorti_T), sort_compare); |
284 | 524 |
826 | 525 if (sort_abort) |
526 goto sortend; | |
527 | |
284 | 528 /* Insert the lines in the sorted order below the last one. */ |
529 lnum = eap->line2; | |
530 for (i = 0; i < count; ++i) | |
531 { | |
532 s = ml_get(nrs[eap->forceit ? count - i - 1 : i].lnum); | |
533 if (!unique || i == 0 | |
826 | 534 || (sort_ic ? STRICMP(s, sortbuf1) : STRCMP(s, sortbuf1)) != 0) |
284 | 535 { |
536 if (ml_append(lnum++, s, (colnr_T)0, FALSE) == FAIL) | |
537 break; | |
294 | 538 if (unique) |
826 | 539 STRCPY(sortbuf1, s); |
284 | 540 } |
481 | 541 fast_breakcheck(); |
542 if (got_int) | |
826 | 543 goto sortend; |
284 | 544 } |
545 | |
546 /* delete the original lines if appending worked */ | |
547 if (i == count) | |
548 for (i = 0; i < count; ++i) | |
549 ml_delete(eap->line1, FALSE); | |
550 else | |
551 count = 0; | |
552 | |
294 | 553 /* Adjust marks for deleted (or added) lines and prepare for displaying. */ |
835 | 554 deleted = (long)(count - (lnum - eap->line2)); |
284 | 555 if (deleted > 0) |
556 mark_adjust(eap->line2 - deleted, eap->line2, (long)MAXLNUM, -deleted); | |
557 else if (deleted < 0) | |
558 mark_adjust(eap->line2, MAXLNUM, -deleted, 0L); | |
559 changed_lines(eap->line1, 0, eap->line2 + 1, -deleted); | |
294 | 560 |
284 | 561 curwin->w_cursor.lnum = eap->line1; |
562 beginline(BL_WHITE | BL_FIX); | |
563 | |
826 | 564 sortend: |
284 | 565 vim_free(nrs); |
826 | 566 vim_free(sortbuf1); |
567 vim_free(sortbuf2); | |
284 | 568 vim_free(regmatch.regprog); |
481 | 569 if (got_int) |
570 EMSG(_(e_interr)); | |
284 | 571 } |
572 | |
7 | 573 /* |
574 * ":retab". | |
575 */ | |
576 void | |
577 ex_retab(eap) | |
578 exarg_T *eap; | |
579 { | |
580 linenr_T lnum; | |
581 int got_tab = FALSE; | |
582 long num_spaces = 0; | |
583 long num_tabs; | |
584 long len; | |
585 long col; | |
586 long vcol; | |
587 long start_col = 0; /* For start of white-space string */ | |
588 long start_vcol = 0; /* For start of white-space string */ | |
589 int temp; | |
590 long old_len; | |
591 char_u *ptr; | |
592 char_u *new_line = (char_u *)1; /* init to non-NULL */ | |
593 int did_undo; /* called u_save for current line */ | |
594 int new_ts; | |
595 int save_list; | |
596 linenr_T first_line = 0; /* first changed line */ | |
597 linenr_T last_line = 0; /* last changed line */ | |
598 | |
599 save_list = curwin->w_p_list; | |
600 curwin->w_p_list = 0; /* don't want list mode here */ | |
601 | |
602 new_ts = getdigits(&(eap->arg)); | |
603 if (new_ts < 0) | |
604 { | |
605 EMSG(_(e_positive)); | |
606 return; | |
607 } | |
608 if (new_ts == 0) | |
609 new_ts = curbuf->b_p_ts; | |
610 for (lnum = eap->line1; !got_int && lnum <= eap->line2; ++lnum) | |
611 { | |
612 ptr = ml_get(lnum); | |
613 col = 0; | |
614 vcol = 0; | |
615 did_undo = FALSE; | |
616 for (;;) | |
617 { | |
618 if (vim_iswhite(ptr[col])) | |
619 { | |
620 if (!got_tab && num_spaces == 0) | |
621 { | |
622 /* First consecutive white-space */ | |
623 start_vcol = vcol; | |
624 start_col = col; | |
625 } | |
626 if (ptr[col] == ' ') | |
627 num_spaces++; | |
628 else | |
629 got_tab = TRUE; | |
630 } | |
631 else | |
632 { | |
633 if (got_tab || (eap->forceit && num_spaces > 1)) | |
634 { | |
635 /* Retabulate this string of white-space */ | |
636 | |
637 /* len is virtual length of white string */ | |
638 len = num_spaces = vcol - start_vcol; | |
639 num_tabs = 0; | |
640 if (!curbuf->b_p_et) | |
641 { | |
642 temp = new_ts - (start_vcol % new_ts); | |
643 if (num_spaces >= temp) | |
644 { | |
645 num_spaces -= temp; | |
646 num_tabs++; | |
647 } | |
648 num_tabs += num_spaces / new_ts; | |
649 num_spaces -= (num_spaces / new_ts) * new_ts; | |
650 } | |
651 if (curbuf->b_p_et || got_tab || | |
652 (num_spaces + num_tabs < len)) | |
653 { | |
654 if (did_undo == FALSE) | |
655 { | |
656 did_undo = TRUE; | |
657 if (u_save((linenr_T)(lnum - 1), | |
658 (linenr_T)(lnum + 1)) == FAIL) | |
659 { | |
660 new_line = NULL; /* flag out-of-memory */ | |
661 break; | |
662 } | |
663 } | |
664 | |
665 /* len is actual number of white characters used */ | |
666 len = num_spaces + num_tabs; | |
667 old_len = (long)STRLEN(ptr); | |
668 new_line = lalloc(old_len - col + start_col + len + 1, | |
669 TRUE); | |
670 if (new_line == NULL) | |
671 break; | |
672 if (start_col > 0) | |
673 mch_memmove(new_line, ptr, (size_t)start_col); | |
674 mch_memmove(new_line + start_col + len, | |
675 ptr + col, (size_t)(old_len - col + 1)); | |
676 ptr = new_line + start_col; | |
677 for (col = 0; col < len; col++) | |
678 ptr[col] = (col < num_tabs) ? '\t' : ' '; | |
679 ml_replace(lnum, new_line, FALSE); | |
680 if (first_line == 0) | |
681 first_line = lnum; | |
682 last_line = lnum; | |
683 ptr = new_line; | |
684 col = start_col + len; | |
685 } | |
686 } | |
687 got_tab = FALSE; | |
688 num_spaces = 0; | |
689 } | |
690 if (ptr[col] == NUL) | |
691 break; | |
692 vcol += chartabsize(ptr + col, (colnr_T)vcol); | |
693 #ifdef FEAT_MBYTE | |
694 if (has_mbyte) | |
474 | 695 col += (*mb_ptr2len)(ptr + col); |
7 | 696 else |
697 #endif | |
698 ++col; | |
699 } | |
700 if (new_line == NULL) /* out of memory */ | |
701 break; | |
702 line_breakcheck(); | |
703 } | |
704 if (got_int) | |
705 EMSG(_(e_interr)); | |
706 | |
707 if (curbuf->b_p_ts != new_ts) | |
708 redraw_curbuf_later(NOT_VALID); | |
709 if (first_line != 0) | |
710 changed_lines(first_line, 0, last_line + 1, 0L); | |
711 | |
712 curwin->w_p_list = save_list; /* restore 'list' */ | |
713 | |
714 curbuf->b_p_ts = new_ts; | |
715 coladvance(curwin->w_curswant); | |
716 | |
717 u_clearline(); | |
718 } | |
719 #endif | |
720 | |
721 /* | |
722 * :move command - move lines line1-line2 to line dest | |
723 * | |
724 * return FAIL for failure, OK otherwise | |
725 */ | |
726 int | |
727 do_move(line1, line2, dest) | |
728 linenr_T line1; | |
729 linenr_T line2; | |
730 linenr_T dest; | |
731 { | |
732 char_u *str; | |
733 linenr_T l; | |
734 linenr_T extra; /* Num lines added before line1 */ | |
735 linenr_T num_lines; /* Num lines moved */ | |
736 linenr_T last_line; /* Last line in file after adding new text */ | |
737 | |
738 if (dest >= line1 && dest < line2) | |
739 { | |
740 EMSG(_("E134: Move lines into themselves")); | |
741 return FAIL; | |
742 } | |
743 | |
744 num_lines = line2 - line1 + 1; | |
745 | |
746 /* | |
747 * First we copy the old text to its new location -- webb | |
748 * Also copy the flag that ":global" command uses. | |
749 */ | |
750 if (u_save(dest, dest + 1) == FAIL) | |
751 return FAIL; | |
752 for (extra = 0, l = line1; l <= line2; l++) | |
753 { | |
754 str = vim_strsave(ml_get(l + extra)); | |
755 if (str != NULL) | |
756 { | |
757 ml_append(dest + l - line1, str, (colnr_T)0, FALSE); | |
758 vim_free(str); | |
759 if (dest < line1) | |
760 extra++; | |
761 } | |
762 } | |
763 | |
764 /* | |
765 * Now we must be careful adjusting our marks so that we don't overlap our | |
766 * mark_adjust() calls. | |
767 * | |
768 * We adjust the marks within the old text so that they refer to the | |
769 * last lines of the file (temporarily), because we know no other marks | |
770 * will be set there since these line numbers did not exist until we added | |
771 * our new lines. | |
772 * | |
773 * Then we adjust the marks on lines between the old and new text positions | |
774 * (either forwards or backwards). | |
775 * | |
776 * And Finally we adjust the marks we put at the end of the file back to | |
777 * their final destination at the new text position -- webb | |
778 */ | |
779 last_line = curbuf->b_ml.ml_line_count; | |
780 mark_adjust(line1, line2, last_line - line2, 0L); | |
781 if (dest >= line2) | |
782 { | |
783 mark_adjust(line2 + 1, dest, -num_lines, 0L); | |
784 curbuf->b_op_start.lnum = dest - num_lines + 1; | |
785 curbuf->b_op_end.lnum = dest; | |
786 } | |
787 else | |
788 { | |
789 mark_adjust(dest + 1, line1 - 1, num_lines, 0L); | |
790 curbuf->b_op_start.lnum = dest + 1; | |
791 curbuf->b_op_end.lnum = dest + num_lines; | |
792 } | |
793 curbuf->b_op_start.col = curbuf->b_op_end.col = 0; | |
794 mark_adjust(last_line - num_lines + 1, last_line, | |
795 -(last_line - dest - extra), 0L); | |
796 | |
797 /* | |
798 * Now we delete the original text -- webb | |
799 */ | |
800 if (u_save(line1 + extra - 1, line2 + extra + 1) == FAIL) | |
801 return FAIL; | |
802 | |
803 for (l = line1; l <= line2; l++) | |
804 ml_delete(line1 + extra, TRUE); | |
805 | |
806 if (!global_busy && num_lines > p_report) | |
807 { | |
808 if (num_lines == 1) | |
809 MSG(_("1 line moved")); | |
810 else | |
811 smsg((char_u *)_("%ld lines moved"), num_lines); | |
812 } | |
813 | |
814 /* | |
815 * Leave the cursor on the last of the moved lines. | |
816 */ | |
817 if (dest >= line1) | |
818 curwin->w_cursor.lnum = dest; | |
819 else | |
820 curwin->w_cursor.lnum = dest + (line2 - line1) + 1; | |
821 | |
822 if (line1 < dest) | |
823 changed_lines(line1, 0, dest + num_lines + 1, 0L); | |
824 else | |
825 changed_lines(dest + 1, 0, line1 + num_lines, 0L); | |
826 | |
827 return OK; | |
828 } | |
829 | |
830 /* | |
831 * ":copy" | |
832 */ | |
833 void | |
834 ex_copy(line1, line2, n) | |
835 linenr_T line1; | |
836 linenr_T line2; | |
837 linenr_T n; | |
838 { | |
839 linenr_T count; | |
840 char_u *p; | |
841 | |
842 count = line2 - line1 + 1; | |
843 curbuf->b_op_start.lnum = n + 1; | |
844 curbuf->b_op_end.lnum = n + count; | |
845 curbuf->b_op_start.col = curbuf->b_op_end.col = 0; | |
846 | |
847 /* | |
848 * there are three situations: | |
849 * 1. destination is above line1 | |
850 * 2. destination is between line1 and line2 | |
851 * 3. destination is below line2 | |
852 * | |
853 * n = destination (when starting) | |
854 * curwin->w_cursor.lnum = destination (while copying) | |
855 * line1 = start of source (while copying) | |
856 * line2 = end of source (while copying) | |
857 */ | |
858 if (u_save(n, n + 1) == FAIL) | |
859 return; | |
860 | |
861 curwin->w_cursor.lnum = n; | |
862 while (line1 <= line2) | |
863 { | |
864 /* need to use vim_strsave() because the line will be unlocked within | |
865 * ml_append() */ | |
866 p = vim_strsave(ml_get(line1)); | |
867 if (p != NULL) | |
868 { | |
869 ml_append(curwin->w_cursor.lnum, p, (colnr_T)0, FALSE); | |
870 vim_free(p); | |
871 } | |
872 /* situation 2: skip already copied lines */ | |
873 if (line1 == n) | |
874 line1 = curwin->w_cursor.lnum; | |
875 ++line1; | |
876 if (curwin->w_cursor.lnum < line1) | |
877 ++line1; | |
878 if (curwin->w_cursor.lnum < line2) | |
879 ++line2; | |
880 ++curwin->w_cursor.lnum; | |
881 } | |
882 | |
883 appended_lines_mark(n, count); | |
884 | |
885 msgmore((long)count); | |
886 } | |
887 | |
359 | 888 static char_u *prevcmd = NULL; /* the previous command */ |
889 | |
890 #if defined(EXITFREE) || defined(PROTO) | |
891 void | |
892 free_prev_shellcmd() | |
893 { | |
894 vim_free(prevcmd); | |
895 } | |
896 #endif | |
897 | |
7 | 898 /* |
899 * Handle the ":!cmd" command. Also for ":r !cmd" and ":w !cmd" | |
900 * Bangs in the argument are replaced with the previously entered command. | |
901 * Remember the argument. | |
902 */ | |
903 void | |
904 do_bang(addr_count, eap, forceit, do_in, do_out) | |
905 int addr_count; | |
906 exarg_T *eap; | |
907 int forceit; | |
908 int do_in, do_out; | |
909 { | |
910 char_u *arg = eap->arg; /* command */ | |
911 linenr_T line1 = eap->line1; /* start of range */ | |
912 linenr_T line2 = eap->line2; /* end of range */ | |
913 char_u *newcmd = NULL; /* the new command */ | |
914 int free_newcmd = FALSE; /* need to free() newcmd */ | |
915 int ins_prevcmd; | |
916 char_u *t; | |
917 char_u *p; | |
918 char_u *trailarg; | |
919 int len; | |
920 int scroll_save = msg_scroll; | |
921 | |
922 /* | |
923 * Disallow shell commands for "rvim". | |
924 * Disallow shell commands from .exrc and .vimrc in current directory for | |
925 * security reasons. | |
926 */ | |
927 if (check_restricted() || check_secure()) | |
928 return; | |
929 | |
930 if (addr_count == 0) /* :! */ | |
931 { | |
932 msg_scroll = FALSE; /* don't scroll here */ | |
933 autowrite_all(); | |
934 msg_scroll = scroll_save; | |
935 } | |
936 | |
937 /* | |
938 * Try to find an embedded bang, like in :!<cmd> ! [args] | |
939 * (:!! is indicated by the 'forceit' variable) | |
940 */ | |
941 ins_prevcmd = forceit; | |
942 trailarg = arg; | |
943 do | |
944 { | |
945 len = (int)STRLEN(trailarg) + 1; | |
946 if (newcmd != NULL) | |
947 len += (int)STRLEN(newcmd); | |
948 if (ins_prevcmd) | |
949 { | |
950 if (prevcmd == NULL) | |
951 { | |
952 EMSG(_(e_noprev)); | |
953 vim_free(newcmd); | |
954 return; | |
955 } | |
956 len += (int)STRLEN(prevcmd); | |
957 } | |
1872 | 958 if ((t = alloc((unsigned)len)) == NULL) |
7 | 959 { |
960 vim_free(newcmd); | |
961 return; | |
962 } | |
963 *t = NUL; | |
964 if (newcmd != NULL) | |
965 STRCAT(t, newcmd); | |
966 if (ins_prevcmd) | |
967 STRCAT(t, prevcmd); | |
968 p = t + STRLEN(t); | |
969 STRCAT(t, trailarg); | |
970 vim_free(newcmd); | |
971 newcmd = t; | |
972 | |
973 /* | |
974 * Scan the rest of the argument for '!', which is replaced by the | |
975 * previous command. "\!" is replaced by "!" (this is vi compatible). | |
976 */ | |
977 trailarg = NULL; | |
978 while (*p) | |
979 { | |
2823 | 980 if (*p == '!') |
7 | 981 { |
982 if (p > newcmd && p[-1] == '\\') | |
1624 | 983 STRMOVE(p - 1, p); |
7 | 984 else |
985 { | |
986 trailarg = p; | |
987 *trailarg++ = NUL; | |
988 ins_prevcmd = TRUE; | |
989 break; | |
990 } | |
991 } | |
992 ++p; | |
993 } | |
994 } while (trailarg != NULL); | |
995 | |
996 vim_free(prevcmd); | |
997 prevcmd = newcmd; | |
998 | |
999 if (bangredo) /* put cmd in redo buffer for ! command */ | |
1000 { | |
620 | 1001 AppendToRedobuffLit(prevcmd, -1); |
7 | 1002 AppendToRedobuff((char_u *)"\n"); |
1003 bangredo = FALSE; | |
1004 } | |
1005 /* | |
1006 * Add quotes around the command, for shells that need them. | |
1007 */ | |
1008 if (*p_shq != NUL) | |
1009 { | |
1010 newcmd = alloc((unsigned)(STRLEN(prevcmd) + 2 * STRLEN(p_shq) + 1)); | |
1011 if (newcmd == NULL) | |
1012 return; | |
1013 STRCPY(newcmd, p_shq); | |
1014 STRCAT(newcmd, prevcmd); | |
1015 STRCAT(newcmd, p_shq); | |
1016 free_newcmd = TRUE; | |
1017 } | |
1018 if (addr_count == 0) /* :! */ | |
1019 { | |
1020 /* echo the command */ | |
1021 msg_start(); | |
1022 msg_putchar(':'); | |
1023 msg_putchar('!'); | |
1024 msg_outtrans(newcmd); | |
1025 msg_clr_eos(); | |
1026 windgoto(msg_row, msg_col); | |
1027 | |
1028 do_shell(newcmd, 0); | |
1029 } | |
1030 else /* :range! */ | |
725 | 1031 { |
7 | 1032 /* Careful: This may recursively call do_bang() again! (because of |
1033 * autocommands) */ | |
1034 do_filter(line1, line2, eap, newcmd, do_in, do_out); | |
725 | 1035 #ifdef FEAT_AUTOCMD |
1036 apply_autocmds(EVENT_SHELLFILTERPOST, NULL, NULL, FALSE, curbuf); | |
1037 #endif | |
1038 } | |
7 | 1039 if (free_newcmd) |
1040 vim_free(newcmd); | |
1041 } | |
1042 | |
1043 /* | |
1044 * do_filter: filter lines through a command given by the user | |
1045 * | |
169 | 1046 * We mostly use temp files and the call_shell() routine here. This would |
1047 * normally be done using pipes on a UNIX machine, but this is more portable | |
1048 * to non-unix machines. The call_shell() routine needs to be able | |
7 | 1049 * to deal with redirection somehow, and should handle things like looking |
1050 * at the PATH env. variable, and adding reasonable extensions to the | |
1051 * command name given by the user. All reasonable versions of call_shell() | |
1052 * do this. | |
169 | 1053 * Alternatively, if on Unix and redirecting input or output, but not both, |
1054 * and the 'shelltemp' option isn't set, use pipes. | |
7 | 1055 * We use input redirection if do_in is TRUE. |
1056 * We use output redirection if do_out is TRUE. | |
1057 */ | |
1058 static void | |
1059 do_filter(line1, line2, eap, cmd, do_in, do_out) | |
1060 linenr_T line1, line2; | |
1061 exarg_T *eap; /* for forced 'ff' and 'fenc' */ | |
1062 char_u *cmd; | |
1063 int do_in, do_out; | |
1064 { | |
1065 char_u *itmp = NULL; | |
1066 char_u *otmp = NULL; | |
1067 linenr_T linecount; | |
1068 linenr_T read_linecount; | |
1069 pos_T cursor_save; | |
1070 char_u *cmd_buf; | |
1071 #ifdef FEAT_AUTOCMD | |
1072 buf_T *old_curbuf = curbuf; | |
1073 #endif | |
169 | 1074 int shell_flags = 0; |
7 | 1075 |
1076 if (*cmd == NUL) /* no filter command */ | |
1077 return; | |
1078 | |
1079 #ifdef WIN3264 | |
1080 /* | |
1081 * Check if external commands are allowed now. | |
1082 */ | |
1083 if (can_end_termcap_mode(TRUE) == FALSE) | |
1084 return; | |
1085 #endif | |
1086 | |
1087 cursor_save = curwin->w_cursor; | |
1088 linecount = line2 - line1 + 1; | |
1089 curwin->w_cursor.lnum = line1; | |
1090 curwin->w_cursor.col = 0; | |
1091 changed_line_abv_curs(); | |
1092 invalidate_botline(); | |
1093 | |
1094 /* | |
169 | 1095 * When using temp files: |
1096 * 1. * Form temp file names | |
1097 * 2. * Write the lines to a temp file | |
1098 * 3. Run the filter command on the temp file | |
1099 * 4. * Read the output of the command into the buffer | |
1100 * 5. * Delete the original lines to be filtered | |
1101 * 6. * Remove the temp files | |
1102 * | |
1103 * When writing the input with a pipe or when catching the output with a | |
1104 * pipe only need to do 3. | |
7 | 1105 */ |
1106 | |
169 | 1107 if (do_out) |
1108 shell_flags |= SHELL_DOOUT; | |
1109 | |
2935 | 1110 #if (!defined(USE_SYSTEM) && defined(UNIX)) || defined(WIN3264) |
169 | 1111 if (!do_in && do_out && !p_stmp) |
1112 { | |
1113 /* Use a pipe to fetch stdout of the command, do not use a temp file. */ | |
1114 shell_flags |= SHELL_READ; | |
1115 curwin->w_cursor.lnum = line2; | |
1116 } | |
1117 else if (do_in && !do_out && !p_stmp) | |
7 | 1118 { |
169 | 1119 /* Use a pipe to write stdin of the command, do not use a temp file. */ |
1120 shell_flags |= SHELL_WRITE; | |
1121 curbuf->b_op_start.lnum = line1; | |
1122 curbuf->b_op_end.lnum = line2; | |
7 | 1123 } |
169 | 1124 else if (do_in && do_out && !p_stmp) |
1125 { | |
1126 /* Use a pipe to write stdin and fetch stdout of the command, do not | |
1127 * use a temp file. */ | |
1128 shell_flags |= SHELL_READ|SHELL_WRITE; | |
1129 curbuf->b_op_start.lnum = line1; | |
1130 curbuf->b_op_end.lnum = line2; | |
1131 curwin->w_cursor.lnum = line2; | |
1132 } | |
1133 else | |
1134 #endif | |
1135 if ((do_in && (itmp = vim_tempname('i')) == NULL) | |
1136 || (do_out && (otmp = vim_tempname('o')) == NULL)) | |
1137 { | |
1138 EMSG(_(e_notmp)); | |
1139 goto filterend; | |
1140 } | |
7 | 1141 |
1142 /* | |
1143 * The writing and reading of temp files will not be shown. | |
1144 * Vi also doesn't do this and the messages are not very informative. | |
1145 */ | |
1146 ++no_wait_return; /* don't call wait_return() while busy */ | |
169 | 1147 if (itmp != NULL && buf_write(curbuf, itmp, NULL, line1, line2, eap, |
7 | 1148 FALSE, FALSE, FALSE, TRUE) == FAIL) |
1149 { | |
1150 msg_putchar('\n'); /* keep message from buf_write() */ | |
1151 --no_wait_return; | |
1152 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
1153 if (!aborting()) | |
1154 #endif | |
1155 (void)EMSG2(_(e_notcreate), itmp); /* will call wait_return */ | |
1156 goto filterend; | |
1157 } | |
1158 #ifdef FEAT_AUTOCMD | |
1159 if (curbuf != old_curbuf) | |
1160 goto filterend; | |
1161 #endif | |
1162 | |
1163 if (!do_out) | |
1164 msg_putchar('\n'); | |
1165 | |
1581 | 1166 /* Create the shell command in allocated memory. */ |
7 | 1167 cmd_buf = make_filter_cmd(cmd, itmp, otmp); |
1168 if (cmd_buf == NULL) | |
1169 goto filterend; | |
1170 | |
1171 windgoto((int)Rows - 1, 0); | |
1172 cursor_on(); | |
1173 | |
1174 /* | |
1175 * When not redirecting the output the command can write anything to the | |
1176 * screen. If 'shellredir' is equal to ">", screen may be messed up by | |
1177 * stderr output of external command. Clear the screen later. | |
1178 * If do_in is FALSE, this could be something like ":r !cat", which may | |
1179 * also mess up the screen, clear it later. | |
1180 */ | |
1181 if (!do_out || STRCMP(p_srr, ">") == 0 || !do_in) | |
1182 redraw_later_clear(); | |
1183 | |
169 | 1184 if (do_out) |
1185 { | |
1186 if (u_save((linenr_T)(line2), (linenr_T)(line2 + 1)) == FAIL) | |
1581 | 1187 { |
1188 vim_free(cmd_buf); | |
169 | 1189 goto error; |
1581 | 1190 } |
169 | 1191 redraw_curbuf_later(VALID); |
1192 } | |
1193 read_linecount = curbuf->b_ml.ml_line_count; | |
1194 | |
7 | 1195 /* |
1196 * When call_shell() fails wait_return() is called to give the user a | |
1197 * chance to read the error messages. Otherwise errors are ignored, so you | |
1198 * can see the error messages from the command that appear on stdout; use | |
1199 * 'u' to fix the text | |
1200 * Switch to cooked mode when not redirecting stdin, avoids that something | |
1201 * like ":r !cat" hangs. | |
1202 * Pass on the SHELL_DOOUT flag when the output is being redirected. | |
1203 */ | |
169 | 1204 if (call_shell(cmd_buf, SHELL_FILTER | SHELL_COOKED | shell_flags)) |
7 | 1205 { |
1206 redraw_later_clear(); | |
1207 wait_return(FALSE); | |
1208 } | |
1209 vim_free(cmd_buf); | |
1210 | |
1211 did_check_timestamps = FALSE; | |
1212 need_check_timestamps = TRUE; | |
1213 | |
1214 /* When interrupting the shell command, it may still have produced some | |
1215 * useful output. Reset got_int here, so that readfile() won't cancel | |
1216 * reading. */ | |
1217 ui_breakcheck(); | |
1218 got_int = FALSE; | |
1219 | |
1220 if (do_out) | |
1221 { | |
169 | 1222 if (otmp != NULL) |
7 | 1223 { |
169 | 1224 if (readfile(otmp, NULL, line2, (linenr_T)0, (linenr_T)MAXLNUM, |
1225 eap, READ_FILTER) == FAIL) | |
1226 { | |
7 | 1227 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) |
169 | 1228 if (!aborting()) |
1229 #endif | |
1230 { | |
1231 msg_putchar('\n'); | |
1232 EMSG2(_(e_notread), otmp); | |
1233 } | |
1234 goto error; | |
7 | 1235 } |
169 | 1236 #ifdef FEAT_AUTOCMD |
1237 if (curbuf != old_curbuf) | |
1238 goto filterend; | |
1239 #endif | |
7 | 1240 } |
169 | 1241 |
1242 read_linecount = curbuf->b_ml.ml_line_count - read_linecount; | |
1243 | |
1244 if (shell_flags & SHELL_READ) | |
1245 { | |
1246 curbuf->b_op_start.lnum = line2 + 1; | |
1247 curbuf->b_op_end.lnum = curwin->w_cursor.lnum; | |
1248 appended_lines_mark(line2, read_linecount); | |
1249 } | |
7 | 1250 |
1251 if (do_in) | |
1252 { | |
1253 if (cmdmod.keepmarks || vim_strchr(p_cpo, CPO_REMMARK) == NULL) | |
1254 { | |
1255 if (read_linecount >= linecount) | |
1256 /* move all marks from old lines to new lines */ | |
1257 mark_adjust(line1, line2, linecount, 0L); | |
1258 else | |
1259 { | |
1260 /* move marks from old lines to new lines, delete marks | |
1261 * that are in deleted lines */ | |
1262 mark_adjust(line1, line1 + read_linecount - 1, | |
1263 linecount, 0L); | |
1264 mark_adjust(line1 + read_linecount, line2, MAXLNUM, 0L); | |
1265 } | |
1266 } | |
1267 | |
1268 /* | |
1269 * Put cursor on first filtered line for ":range!cmd". | |
1270 * Adjust '[ and '] (set by buf_write()). | |
1271 */ | |
1272 curwin->w_cursor.lnum = line1; | |
1273 del_lines(linecount, TRUE); | |
1274 curbuf->b_op_start.lnum -= linecount; /* adjust '[ */ | |
1275 curbuf->b_op_end.lnum -= linecount; /* adjust '] */ | |
1276 write_lnum_adjust(-linecount); /* adjust last line | |
1277 for next write */ | |
100 | 1278 #ifdef FEAT_FOLDING |
1279 foldUpdate(curwin, curbuf->b_op_start.lnum, curbuf->b_op_end.lnum); | |
1280 #endif | |
7 | 1281 } |
1282 else | |
1283 { | |
1284 /* | |
1285 * Put cursor on last new line for ":r !cmd". | |
1286 */ | |
169 | 1287 linecount = curbuf->b_op_end.lnum - curbuf->b_op_start.lnum + 1; |
7 | 1288 curwin->w_cursor.lnum = curbuf->b_op_end.lnum; |
1289 } | |
100 | 1290 |
7 | 1291 beginline(BL_WHITE | BL_FIX); /* cursor on first non-blank */ |
1292 --no_wait_return; | |
1293 | |
1294 if (linecount > p_report) | |
1295 { | |
1296 if (do_in) | |
1297 { | |
274 | 1298 vim_snprintf((char *)msg_buf, sizeof(msg_buf), |
1299 _("%ld lines filtered"), (long)linecount); | |
7 | 1300 if (msg(msg_buf) && !msg_scroll) |
1301 /* save message to display it after redraw */ | |
680 | 1302 set_keep_msg(msg_buf, 0); |
7 | 1303 } |
1304 else | |
1305 msgmore((long)linecount); | |
1306 } | |
1307 } | |
1308 else | |
1309 { | |
1310 error: | |
1311 /* put cursor back in same position for ":w !cmd" */ | |
1312 curwin->w_cursor = cursor_save; | |
1313 --no_wait_return; | |
1314 wait_return(FALSE); | |
1315 } | |
1316 | |
1317 filterend: | |
1318 | |
1319 #ifdef FEAT_AUTOCMD | |
1320 if (curbuf != old_curbuf) | |
1321 { | |
1322 --no_wait_return; | |
1323 EMSG(_("E135: *Filter* Autocommands must not change current buffer")); | |
1324 } | |
1325 #endif | |
1326 if (itmp != NULL) | |
1327 mch_remove(itmp); | |
1328 if (otmp != NULL) | |
1329 mch_remove(otmp); | |
1330 vim_free(itmp); | |
1331 vim_free(otmp); | |
1332 } | |
1333 | |
1334 /* | |
1335 * Call a shell to execute a command. | |
1336 * When "cmd" is NULL start an interactive shell. | |
1337 */ | |
1338 void | |
1339 do_shell(cmd, flags) | |
1340 char_u *cmd; | |
1341 int flags; /* may be SHELL_DOOUT when output is redirected */ | |
1342 { | |
1343 buf_T *buf; | |
1344 #ifndef FEAT_GUI_MSWIN | |
1345 int save_nwr; | |
1346 #endif | |
1347 #ifdef MSWIN | |
1348 int winstart = FALSE; | |
1349 #endif | |
1350 | |
1351 /* | |
1352 * Disallow shell commands for "rvim". | |
1353 * Disallow shell commands from .exrc and .vimrc in current directory for | |
1354 * security reasons. | |
1355 */ | |
1356 if (check_restricted() || check_secure()) | |
1357 { | |
1358 msg_end(); | |
1359 return; | |
1360 } | |
1361 | |
1362 #ifdef MSWIN | |
1363 /* | |
1364 * Check if external commands are allowed now. | |
1365 */ | |
1366 if (can_end_termcap_mode(TRUE) == FALSE) | |
1367 return; | |
1368 | |
1369 /* | |
1370 * Check if ":!start" is used. | |
1371 */ | |
1372 if (cmd != NULL) | |
1373 winstart = (STRNICMP(cmd, "start ", 6) == 0); | |
1374 #endif | |
1375 | |
1376 /* | |
1377 * For autocommands we want to get the output on the current screen, to | |
1378 * avoid having to type return below. | |
1379 */ | |
1380 msg_putchar('\r'); /* put cursor at start of line */ | |
1381 #ifdef FEAT_AUTOCMD | |
1382 if (!autocmd_busy) | |
1383 #endif | |
1384 { | |
1385 #ifdef MSWIN | |
1386 if (!winstart) | |
1387 #endif | |
1388 stoptermcap(); | |
1389 } | |
1390 #ifdef MSWIN | |
1391 if (!winstart) | |
1392 #endif | |
1393 msg_putchar('\n'); /* may shift screen one line up */ | |
1394 | |
1395 /* warning message before calling the shell */ | |
1396 if (p_warn | |
1397 #ifdef FEAT_AUTOCMD | |
1398 && !autocmd_busy | |
1399 #endif | |
1400 && msg_silent == 0) | |
1401 for (buf = firstbuf; buf; buf = buf->b_next) | |
1402 if (bufIsChanged(buf)) | |
1403 { | |
1404 #ifdef FEAT_GUI_MSWIN | |
1405 if (!winstart) | |
1406 starttermcap(); /* don't want a message box here */ | |
1407 #endif | |
1408 MSG_PUTS(_("[No write since last change]\n")); | |
1409 #ifdef FEAT_GUI_MSWIN | |
1410 if (!winstart) | |
1411 stoptermcap(); | |
1412 #endif | |
1413 break; | |
1414 } | |
1415 | |
1416 /* This windgoto is required for when the '\n' resulted in a "delete line | |
1417 * 1" command to the terminal. */ | |
1418 if (!swapping_screen()) | |
1419 windgoto(msg_row, msg_col); | |
1420 cursor_on(); | |
1421 (void)call_shell(cmd, SHELL_COOKED | flags); | |
1422 did_check_timestamps = FALSE; | |
1423 need_check_timestamps = TRUE; | |
1424 | |
1425 /* | |
1426 * put the message cursor at the end of the screen, avoids wait_return() | |
1427 * to overwrite the text that the external command showed | |
1428 */ | |
1429 if (!swapping_screen()) | |
1430 { | |
1431 msg_row = Rows - 1; | |
1432 msg_col = 0; | |
1433 } | |
1434 | |
1435 #ifdef FEAT_AUTOCMD | |
1436 if (autocmd_busy) | |
1437 { | |
1438 if (msg_silent == 0) | |
1439 redraw_later_clear(); | |
1440 } | |
1441 else | |
1442 #endif | |
1443 { | |
1444 /* | |
1445 * For ":sh" there is no need to call wait_return(), just redraw. | |
1446 * Also for the Win32 GUI (the output is in a console window). | |
1447 * Otherwise there is probably text on the screen that the user wants | |
1448 * to read before redrawing, so call wait_return(). | |
1449 */ | |
1450 #ifndef FEAT_GUI_MSWIN | |
1451 if (cmd == NULL | |
1452 # ifdef WIN3264 | |
1453 || (winstart && !need_wait_return) | |
1454 # endif | |
1455 ) | |
1456 { | |
1457 if (msg_silent == 0) | |
1458 redraw_later_clear(); | |
1459 need_wait_return = FALSE; | |
1460 } | |
1461 else | |
1462 { | |
1463 /* | |
1464 * If we switch screens when starttermcap() is called, we really | |
1465 * want to wait for "hit return to continue". | |
1466 */ | |
1467 save_nwr = no_wait_return; | |
1468 if (swapping_screen()) | |
1469 no_wait_return = FALSE; | |
1470 # ifdef AMIGA | |
1471 wait_return(term_console ? -1 : msg_silent == 0); /* see below */ | |
1472 # else | |
1473 wait_return(msg_silent == 0); | |
1474 # endif | |
1475 no_wait_return = save_nwr; | |
1476 } | |
1477 #endif /* FEAT_GUI_W32 */ | |
1478 | |
1479 #ifdef MSWIN | |
1480 if (!winstart) /* if winstart==TRUE, never stopped termcap! */ | |
1481 #endif | |
1482 starttermcap(); /* start termcap if not done by wait_return() */ | |
1483 | |
1484 /* | |
1485 * In an Amiga window redrawing is caused by asking the window size. | |
1486 * If we got an interrupt this will not work. The chance that the | |
1487 * window size is wrong is very small, but we need to redraw the | |
1488 * screen. Don't do this if ':' hit in wait_return(). THIS IS UGLY | |
1489 * but it saves an extra redraw. | |
1490 */ | |
1491 #ifdef AMIGA | |
1492 if (skip_redraw) /* ':' hit in wait_return() */ | |
1493 { | |
1494 if (msg_silent == 0) | |
1495 redraw_later_clear(); | |
1496 } | |
1497 else if (term_console) | |
1498 { | |
1499 OUT_STR(IF_EB("\033[0 q", ESC_STR "[0 q")); /* get window size */ | |
1500 if (got_int && msg_silent == 0) | |
1501 redraw_later_clear(); /* if got_int is TRUE, redraw needed */ | |
1502 else | |
1503 must_redraw = 0; /* no extra redraw needed */ | |
1504 } | |
1505 #endif | |
1506 } | |
1507 | |
1508 /* display any error messages now */ | |
1509 display_errors(); | |
725 | 1510 |
1511 #ifdef FEAT_AUTOCMD | |
1512 apply_autocmds(EVENT_SHELLCMDPOST, NULL, NULL, FALSE, curbuf); | |
1513 #endif | |
7 | 1514 } |
1515 | |
1516 /* | |
1517 * Create a shell command from a command string, input redirection file and | |
1518 * output redirection file. | |
1519 * Returns an allocated string with the shell command, or NULL for failure. | |
1520 */ | |
1521 char_u * | |
1522 make_filter_cmd(cmd, itmp, otmp) | |
1523 char_u *cmd; /* command */ | |
1524 char_u *itmp; /* NULL or name of input file */ | |
1525 char_u *otmp; /* NULL or name of output file */ | |
1526 { | |
1527 char_u *buf; | |
1528 long_u len; | |
1529 | |
1530 len = (long_u)STRLEN(cmd) + 3; /* "()" + NUL */ | |
1531 if (itmp != NULL) | |
1532 len += (long_u)STRLEN(itmp) + 9; /* " { < " + " } " */ | |
1533 if (otmp != NULL) | |
1534 len += (long_u)STRLEN(otmp) + (long_u)STRLEN(p_srr) + 2; /* " " */ | |
1535 buf = lalloc(len, TRUE); | |
1536 if (buf == NULL) | |
1537 return NULL; | |
1538 | |
1539 #if (defined(UNIX) && !defined(ARCHIE)) || defined(OS2) | |
1540 /* | |
169 | 1541 * Put braces around the command (for concatenated commands) when |
1542 * redirecting input and/or output. | |
7 | 1543 */ |
169 | 1544 if (itmp != NULL || otmp != NULL) |
1872 | 1545 vim_snprintf((char *)buf, len, "(%s)", (char *)cmd); |
169 | 1546 else |
1547 STRCPY(buf, cmd); | |
7 | 1548 if (itmp != NULL) |
1549 { | |
1550 STRCAT(buf, " < "); | |
1551 STRCAT(buf, itmp); | |
1552 } | |
1553 #else | |
1554 /* | |
1555 * for shells that don't understand braces around commands, at least allow | |
1556 * the use of commands in a pipe. | |
1557 */ | |
1558 STRCPY(buf, cmd); | |
1559 if (itmp != NULL) | |
1560 { | |
1561 char_u *p; | |
1562 | |
1563 /* | |
1564 * If there is a pipe, we have to put the '<' in front of it. | |
1565 * Don't do this when 'shellquote' is not empty, otherwise the | |
1566 * redirection would be inside the quotes. | |
1567 */ | |
1568 if (*p_shq == NUL) | |
1569 { | |
1570 p = vim_strchr(buf, '|'); | |
1571 if (p != NULL) | |
1572 *p = NUL; | |
1573 } | |
1574 STRCAT(buf, " <"); /* " < " causes problems on Amiga */ | |
1575 STRCAT(buf, itmp); | |
1576 if (*p_shq == NUL) | |
1577 { | |
1578 p = vim_strchr(cmd, '|'); | |
1579 if (p != NULL) | |
1580 { | |
1581 STRCAT(buf, " "); /* insert a space before the '|' for DOS */ | |
1582 STRCAT(buf, p); | |
1583 } | |
1584 } | |
1585 } | |
1586 #endif | |
1587 if (otmp != NULL) | |
1872 | 1588 append_redir(buf, (int)len, p_srr, otmp); |
7 | 1589 |
1590 return buf; | |
1591 } | |
1592 | |
1593 /* | |
1872 | 1594 * Append output redirection for file "fname" to the end of string buffer |
1595 * "buf[buflen]" | |
7 | 1596 * Works with the 'shellredir' and 'shellpipe' options. |
1597 * The caller should make sure that there is enough room: | |
1598 * STRLEN(opt) + STRLEN(fname) + 3 | |
1599 */ | |
1600 void | |
1872 | 1601 append_redir(buf, buflen, opt, fname) |
7 | 1602 char_u *buf; |
1872 | 1603 int buflen; |
7 | 1604 char_u *opt; |
1605 char_u *fname; | |
1606 { | |
1607 char_u *p; | |
1872 | 1608 char_u *end; |
1609 | |
1610 end = buf + STRLEN(buf); | |
7 | 1611 /* find "%s", skipping "%%" */ |
1612 for (p = opt; (p = vim_strchr(p, '%')) != NULL; ++p) | |
1613 if (p[1] == 's') | |
1614 break; | |
1615 if (p != NULL) | |
1616 { | |
1872 | 1617 *end = ' '; /* not really needed? Not with sh, ksh or bash */ |
1618 vim_snprintf((char *)end + 1, (size_t)(buflen - (end + 1 - buf)), | |
1619 (char *)opt, (char *)fname); | |
7 | 1620 } |
1621 else | |
1872 | 1622 vim_snprintf((char *)end, (size_t)(buflen - (end - buf)), |
7 | 1623 #ifdef FEAT_QUICKFIX |
1624 " %s %s", | |
1625 #else | |
1626 " %s%s", /* " > %s" causes problems on Amiga */ | |
1627 #endif | |
1628 (char *)opt, (char *)fname); | |
1629 } | |
1630 | |
1631 #ifdef FEAT_VIMINFO | |
1632 | |
1633 static int no_viminfo __ARGS((void)); | |
1634 static int viminfo_errcnt; | |
1635 | |
1636 static int | |
1637 no_viminfo() | |
1638 { | |
1639 /* "vim -i NONE" does not read or write a viminfo file */ | |
1640 return (use_viminfo != NULL && STRCMP(use_viminfo, "NONE") == 0); | |
1641 } | |
1642 | |
1643 /* | |
1644 * Report an error for reading a viminfo file. | |
1645 * Count the number of errors. When there are more than 10, return TRUE. | |
1646 */ | |
1647 int | |
1648 viminfo_error(errnum, message, line) | |
1649 char *errnum; | |
1650 char *message; | |
1651 char_u *line; | |
1652 { | |
274 | 1653 vim_snprintf((char *)IObuff, IOSIZE, _("%sviminfo: %s in line: "), |
1654 errnum, message); | |
1459 | 1655 STRNCAT(IObuff, line, IOSIZE - STRLEN(IObuff) - 1); |
156 | 1656 if (IObuff[STRLEN(IObuff) - 1] == '\n') |
1657 IObuff[STRLEN(IObuff) - 1] = NUL; | |
7 | 1658 emsg(IObuff); |
1659 if (++viminfo_errcnt >= 10) | |
1660 { | |
1661 EMSG(_("E136: viminfo: Too many errors, skipping rest of file")); | |
1662 return TRUE; | |
1663 } | |
1664 return FALSE; | |
1665 } | |
1666 | |
1667 /* | |
1668 * read_viminfo() -- Read the viminfo file. Registers etc. which are already | |
1733 | 1669 * set are not over-written unless "flags" includes VIF_FORCEIT. -- webb |
7 | 1670 */ |
1671 int | |
1733 | 1672 read_viminfo(file, flags) |
1673 char_u *file; /* file name or NULL to use default name */ | |
1674 int flags; /* VIF_WANT_INFO et al. */ | |
7 | 1675 { |
1676 FILE *fp; | |
1677 char_u *fname; | |
1678 | |
1679 if (no_viminfo()) | |
1680 return FAIL; | |
1681 | |
1733 | 1682 fname = viminfo_filename(file); /* get file name in allocated buffer */ |
7 | 1683 if (fname == NULL) |
1684 return FAIL; | |
1685 fp = mch_fopen((char *)fname, READBIN); | |
1686 | |
1687 if (p_verbose > 0) | |
294 | 1688 { |
1689 verbose_enter(); | |
274 | 1690 smsg((char_u *)_("Reading viminfo file \"%s\"%s%s%s"), |
1691 fname, | |
1733 | 1692 (flags & VIF_WANT_INFO) ? _(" info") : "", |
1693 (flags & VIF_WANT_MARKS) ? _(" marks") : "", | |
1694 (flags & VIF_GET_OLDFILES) ? _(" oldfiles") : "", | |
274 | 1695 fp == NULL ? _(" FAILED") : ""); |
294 | 1696 verbose_leave(); |
1697 } | |
7 | 1698 |
1699 vim_free(fname); | |
1700 if (fp == NULL) | |
1701 return FAIL; | |
1702 | |
1703 viminfo_errcnt = 0; | |
1733 | 1704 do_viminfo(fp, NULL, flags); |
7 | 1705 |
1706 fclose(fp); | |
1707 return OK; | |
1708 } | |
1709 | |
1710 /* | |
1711 * write_viminfo() -- Write the viminfo file. The old one is read in first so | |
1712 * that effectively a merge of current info and old info is done. This allows | |
1713 * multiple vims to run simultaneously, without losing any marks etc. If | |
1714 * forceit is TRUE, then the old file is not read in, and only internal info is | |
1715 * written to the file. -- webb | |
1716 */ | |
1717 void | |
1718 write_viminfo(file, forceit) | |
1719 char_u *file; | |
1720 int forceit; | |
1721 { | |
1722 char_u *fname; | |
1723 FILE *fp_in = NULL; /* input viminfo file, if any */ | |
1724 FILE *fp_out = NULL; /* output viminfo file */ | |
1725 char_u *tempname = NULL; /* name of temp viminfo file */ | |
1726 struct stat st_new; /* mch_stat() of potential new file */ | |
1727 char_u *wp; | |
1728 #if defined(UNIX) || defined(VMS) | |
1729 mode_t umask_save; | |
1730 #endif | |
1731 #ifdef UNIX | |
1732 int shortname = FALSE; /* use 8.3 file name */ | |
1733 struct stat st_old; /* mch_stat() of existing viminfo file */ | |
1734 #endif | |
601 | 1735 #ifdef WIN3264 |
1736 long perm = -1; | |
1737 #endif | |
7 | 1738 |
1739 if (no_viminfo()) | |
1740 return; | |
1741 | |
1742 fname = viminfo_filename(file); /* may set to default if NULL */ | |
1743 if (fname == NULL) | |
1744 return; | |
1745 | |
1746 fp_in = mch_fopen((char *)fname, READBIN); | |
1747 if (fp_in == NULL) | |
1748 { | |
1749 /* if it does exist, but we can't read it, don't try writing */ | |
1750 if (mch_stat((char *)fname, &st_new) == 0) | |
1751 goto end; | |
1752 #if defined(UNIX) || defined(VMS) | |
1753 /* | |
1754 * For Unix we create the .viminfo non-accessible for others, | |
1755 * because it may contain text from non-accessible documents. | |
1756 */ | |
1757 umask_save = umask(077); | |
1758 #endif | |
1759 fp_out = mch_fopen((char *)fname, WRITEBIN); | |
1760 #if defined(UNIX) || defined(VMS) | |
1761 (void)umask(umask_save); | |
1762 #endif | |
1763 } | |
1764 else | |
1765 { | |
1766 /* | |
1767 * There is an existing viminfo file. Create a temporary file to | |
1768 * write the new viminfo into, in the same directory as the | |
1769 * existing viminfo file, which will be renamed later. | |
1770 */ | |
1771 #ifdef UNIX | |
1772 /* | |
1773 * For Unix we check the owner of the file. It's not very nice to | |
1774 * overwrite a user's viminfo file after a "su root", with a | |
1775 * viminfo file that the user can't read. | |
1776 */ | |
1869 | 1777 st_old.st_dev = (dev_t)0; |
1438 | 1778 st_old.st_ino = 0; |
7 | 1779 st_old.st_mode = 0600; |
1076 | 1780 if (mch_stat((char *)fname, &st_old) == 0 |
1781 && getuid() != ROOT_UID | |
560 | 1782 && !(st_old.st_uid == getuid() |
7 | 1783 ? (st_old.st_mode & 0200) |
1784 : (st_old.st_gid == getgid() | |
1785 ? (st_old.st_mode & 0020) | |
1786 : (st_old.st_mode & 0002)))) | |
1787 { | |
944 | 1788 int tt = msg_didany; |
7 | 1789 |
1790 /* avoid a wait_return for this message, it's annoying */ | |
1791 EMSG2(_("E137: Viminfo file is not writable: %s"), fname); | |
1792 msg_didany = tt; | |
840 | 1793 fclose(fp_in); |
7 | 1794 goto end; |
1795 } | |
1796 #endif | |
601 | 1797 #ifdef WIN3264 |
1798 /* Get the file attributes of the existing viminfo file. */ | |
1799 perm = mch_getperm(fname); | |
1800 #endif | |
7 | 1801 |
1802 /* | |
1803 * Make tempname. | |
1804 * May try twice: Once normal and once with shortname set, just in | |
1805 * case somebody puts his viminfo file in an 8.3 filesystem. | |
1806 */ | |
1807 for (;;) | |
1808 { | |
1809 tempname = buf_modname( | |
1810 #ifdef UNIX | |
1811 shortname, | |
1812 #else | |
1813 # ifdef SHORT_FNAME | |
1814 TRUE, | |
1815 # else | |
1816 # ifdef FEAT_GUI_W32 | |
1817 gui_is_win32s(), | |
1818 # else | |
1819 FALSE, | |
1820 # endif | |
1821 # endif | |
1822 #endif | |
1823 fname, | |
1824 #ifdef VMS | |
1825 (char_u *)"-tmp", | |
1826 #else | |
1827 (char_u *)".tmp", | |
1828 #endif | |
1829 FALSE); | |
1830 if (tempname == NULL) /* out of memory */ | |
1831 break; | |
1832 | |
1833 /* | |
1834 * Check if tempfile already exists. Never overwrite an | |
1835 * existing file! | |
1836 */ | |
1837 if (mch_stat((char *)tempname, &st_new) == 0) | |
1838 { | |
1839 #ifdef UNIX | |
1840 /* | |
1841 * Check if tempfile is same as original file. May happen | |
1842 * when modname() gave the same file back. E.g. silly | |
1843 * link, or file name-length reached. Try again with | |
1844 * shortname set. | |
1845 */ | |
560 | 1846 if (!shortname && st_new.st_dev == st_old.st_dev |
1847 && st_new.st_ino == st_old.st_ino) | |
7 | 1848 { |
1849 vim_free(tempname); | |
1850 tempname = NULL; | |
1851 shortname = TRUE; | |
1852 continue; | |
1853 } | |
1854 #endif | |
1855 /* | |
1856 * Try another name. Change one character, just before | |
1857 * the extension. This should also work for an 8.3 | |
1858 * file name, when after adding the extension it still is | |
1859 * the same file as the original. | |
1860 */ | |
1861 wp = tempname + STRLEN(tempname) - 5; | |
1862 if (wp < gettail(tempname)) /* empty file name? */ | |
1863 wp = gettail(tempname); | |
1864 for (*wp = 'z'; mch_stat((char *)tempname, &st_new) == 0; | |
1865 --*wp) | |
1866 { | |
1867 /* | |
1868 * They all exist? Must be something wrong! Don't | |
1869 * write the viminfo file then. | |
1870 */ | |
1871 if (*wp == 'a') | |
1872 { | |
1873 vim_free(tempname); | |
1874 tempname = NULL; | |
1875 break; | |
1876 } | |
1877 } | |
1878 } | |
1879 break; | |
1880 } | |
1881 | |
1882 if (tempname != NULL) | |
1883 { | |
762 | 1884 #ifdef VMS |
1885 /* fdopen() fails for some reason */ | |
770 | 1886 umask_save = umask(077); |
1887 fp_out = mch_fopen((char *)tempname, WRITEBIN); | |
1888 (void)umask(umask_save); | |
762 | 1889 #else |
557 | 1890 int fd; |
1891 | |
1892 /* Use mch_open() to be able to use O_NOFOLLOW and set file | |
601 | 1893 * protection: |
673 | 1894 * Unix: same as original file, but strip s-bit. Reset umask to |
1895 * avoid it getting in the way. | |
601 | 1896 * Others: r&w for user only. */ |
762 | 1897 # ifdef UNIX |
673 | 1898 umask_save = umask(0); |
557 | 1899 fd = mch_open((char *)tempname, |
1900 O_CREAT|O_EXTRA|O_EXCL|O_WRONLY|O_NOFOLLOW, | |
569 | 1901 (int)((st_old.st_mode & 0777) | 0600)); |
673 | 1902 (void)umask(umask_save); |
762 | 1903 # else |
569 | 1904 fd = mch_open((char *)tempname, |
673 | 1905 O_CREAT|O_EXTRA|O_EXCL|O_WRONLY|O_NOFOLLOW, 0600); |
762 | 1906 # endif |
557 | 1907 if (fd < 0) |
1908 fp_out = NULL; | |
1909 else | |
1910 fp_out = fdopen(fd, WRITEBIN); | |
762 | 1911 #endif /* VMS */ |
7 | 1912 |
1913 /* | |
1914 * If we can't create in the same directory, try creating a | |
1915 * "normal" temp file. | |
1916 */ | |
1917 if (fp_out == NULL) | |
1918 { | |
1919 vim_free(tempname); | |
1920 if ((tempname = vim_tempname('o')) != NULL) | |
1921 fp_out = mch_fopen((char *)tempname, WRITEBIN); | |
1922 } | |
557 | 1923 |
1924 #if defined(UNIX) && defined(HAVE_FCHOWN) | |
7 | 1925 /* |
557 | 1926 * Make sure the owner can read/write it. This only works for |
1927 * root. | |
7 | 1928 */ |
1929 if (fp_out != NULL) | |
1757 | 1930 ignored = fchown(fileno(fp_out), st_old.st_uid, st_old.st_gid); |
7 | 1931 #endif |
1932 } | |
1933 } | |
1934 | |
1935 /* | |
1936 * Check if the new viminfo file can be written to. | |
1937 */ | |
1938 if (fp_out == NULL) | |
1939 { | |
1940 EMSG2(_("E138: Can't write viminfo file %s!"), | |
301 | 1941 (fp_in == NULL || tempname == NULL) ? fname : tempname); |
7 | 1942 if (fp_in != NULL) |
1943 fclose(fp_in); | |
1944 goto end; | |
1945 } | |
1946 | |
1947 if (p_verbose > 0) | |
294 | 1948 { |
1949 verbose_enter(); | |
274 | 1950 smsg((char_u *)_("Writing viminfo file \"%s\""), fname); |
294 | 1951 verbose_leave(); |
1952 } | |
7 | 1953 |
1954 viminfo_errcnt = 0; | |
1733 | 1955 do_viminfo(fp_in, fp_out, forceit ? 0 : (VIF_WANT_INFO | VIF_WANT_MARKS)); |
7 | 1956 |
1957 fclose(fp_out); /* errors are ignored !? */ | |
1958 if (fp_in != NULL) | |
1959 { | |
1960 fclose(fp_in); | |
601 | 1961 |
7 | 1962 /* |
601 | 1963 * In case of an error keep the original viminfo file. |
1964 * Otherwise rename the newly written file. | |
7 | 1965 */ |
1966 if (viminfo_errcnt || vim_rename(tempname, fname) == -1) | |
1967 mch_remove(tempname); | |
601 | 1968 |
1969 #ifdef WIN3264 | |
1970 /* If the viminfo file was hidden then also hide the new file. */ | |
1971 if (perm > 0 && (perm & FILE_ATTRIBUTE_HIDDEN)) | |
1972 mch_hide(fname); | |
1973 #endif | |
1974 } | |
1975 | |
7 | 1976 end: |
1977 vim_free(fname); | |
1978 vim_free(tempname); | |
1979 } | |
1980 | |
1981 /* | |
1982 * Get the viminfo file name to use. | |
1983 * If "file" is given and not empty, use it (has already been expanded by | |
1984 * cmdline functions). | |
1985 * Otherwise use "-i file_name", value from 'viminfo' or the default, and | |
1986 * expand environment variables. | |
1987 * Returns an allocated string. NULL when out of memory. | |
1988 */ | |
1989 static char_u * | |
1990 viminfo_filename(file) | |
1991 char_u *file; | |
1992 { | |
1993 if (file == NULL || *file == NUL) | |
1994 { | |
1995 if (use_viminfo != NULL) | |
1996 file = use_viminfo; | |
1997 else if ((file = find_viminfo_parameter('n')) == NULL || *file == NUL) | |
1998 { | |
1999 #ifdef VIMINFO_FILE2 | |
2000 /* don't use $HOME when not defined (turned into "c:/"!). */ | |
2001 # ifdef VMS | |
2002 if (mch_getenv((char_u *)"SYS$LOGIN") == NULL) | |
2003 # else | |
2004 if (mch_getenv((char_u *)"HOME") == NULL) | |
2005 # endif | |
2006 { | |
2007 /* don't use $VIM when not available. */ | |
2008 expand_env((char_u *)"$VIM", NameBuff, MAXPATHL); | |
2009 if (STRCMP("$VIM", NameBuff) != 0) /* $VIM was expanded */ | |
2010 file = (char_u *)VIMINFO_FILE2; | |
2011 else | |
2012 file = (char_u *)VIMINFO_FILE; | |
2013 } | |
2014 else | |
2015 #endif | |
2016 file = (char_u *)VIMINFO_FILE; | |
2017 } | |
2018 expand_env(file, NameBuff, MAXPATHL); | |
2019 file = NameBuff; | |
2020 } | |
2021 return vim_strsave(file); | |
2022 } | |
2023 | |
2024 /* | |
2025 * do_viminfo() -- Should only be called from read_viminfo() & write_viminfo(). | |
2026 */ | |
2027 static void | |
1733 | 2028 do_viminfo(fp_in, fp_out, flags) |
7 | 2029 FILE *fp_in; |
2030 FILE *fp_out; | |
1733 | 2031 int flags; |
7 | 2032 { |
2033 int count = 0; | |
2034 int eof = FALSE; | |
2035 vir_T vir; | |
2036 | |
2037 if ((vir.vir_line = alloc(LSIZE)) == NULL) | |
2038 return; | |
2039 vir.vir_fd = fp_in; | |
2040 #ifdef FEAT_MBYTE | |
2041 vir.vir_conv.vc_type = CONV_NONE; | |
2042 #endif | |
2043 | |
2044 if (fp_in != NULL) | |
2045 { | |
1733 | 2046 if (flags & VIF_WANT_INFO) |
2047 eof = read_viminfo_up_to_marks(&vir, | |
2048 flags & VIF_FORCEIT, fp_out != NULL); | |
7 | 2049 else |
2050 /* Skip info, find start of marks */ | |
2051 while (!(eof = viminfo_readline(&vir)) | |
2052 && vir.vir_line[0] != '>') | |
2053 ; | |
2054 } | |
2055 if (fp_out != NULL) | |
2056 { | |
2057 /* Write the info: */ | |
2058 fprintf(fp_out, _("# This viminfo file was generated by Vim %s.\n"), | |
2059 VIM_VERSION_MEDIUM); | |
2545
298d8d6e69be
Avoid warnings from the clang compiler. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2394
diff
changeset
|
2060 fputs(_("# You may edit it if you're careful!\n\n"), fp_out); |
7 | 2061 #ifdef FEAT_MBYTE |
2545
298d8d6e69be
Avoid warnings from the clang compiler. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2394
diff
changeset
|
2062 fputs(_("# Value of 'encoding' when this file was written\n"), fp_out); |
7 | 2063 fprintf(fp_out, "*encoding=%s\n\n", p_enc); |
2064 #endif | |
2065 write_viminfo_search_pattern(fp_out); | |
2066 write_viminfo_sub_string(fp_out); | |
2067 #ifdef FEAT_CMDHIST | |
2068 write_viminfo_history(fp_out); | |
2069 #endif | |
2070 write_viminfo_registers(fp_out); | |
2071 #ifdef FEAT_EVAL | |
2072 write_viminfo_varlist(fp_out); | |
2073 #endif | |
2074 write_viminfo_filemarks(fp_out); | |
2075 write_viminfo_bufferlist(fp_out); | |
2076 count = write_viminfo_marks(fp_out); | |
2077 } | |
1733 | 2078 if (fp_in != NULL |
2079 && (flags & (VIF_WANT_MARKS | VIF_GET_OLDFILES | VIF_FORCEIT))) | |
2080 copy_viminfo_marks(&vir, fp_out, count, eof, flags); | |
7 | 2081 |
2082 vim_free(vir.vir_line); | |
2083 #ifdef FEAT_MBYTE | |
2084 if (vir.vir_conv.vc_type != CONV_NONE) | |
2085 convert_setup(&vir.vir_conv, NULL, NULL); | |
2086 #endif | |
2087 } | |
2088 | |
2089 /* | |
2090 * read_viminfo_up_to_marks() -- Only called from do_viminfo(). Reads in the | |
2091 * first part of the viminfo file which contains everything but the marks that | |
2092 * are local to a file. Returns TRUE when end-of-file is reached. -- webb | |
2093 */ | |
2094 static int | |
2095 read_viminfo_up_to_marks(virp, forceit, writing) | |
2096 vir_T *virp; | |
2097 int forceit; | |
2098 int writing; | |
2099 { | |
2100 int eof; | |
2101 buf_T *buf; | |
2102 | |
2103 #ifdef FEAT_CMDHIST | |
2104 prepare_viminfo_history(forceit ? 9999 : 0); | |
2105 #endif | |
2106 eof = viminfo_readline(virp); | |
2107 while (!eof && virp->vir_line[0] != '>') | |
2108 { | |
2109 switch (virp->vir_line[0]) | |
2110 { | |
2111 /* Characters reserved for future expansion, ignored now */ | |
2112 case '+': /* "+40 /path/dir file", for running vim without args */ | |
2113 case '|': /* to be defined */ | |
2114 case '^': /* to be defined */ | |
2115 case '<': /* long line - ignored */ | |
2116 /* A comment or empty line. */ | |
2117 case NUL: | |
2118 case '\r': | |
2119 case '\n': | |
2120 case '#': | |
2121 eof = viminfo_readline(virp); | |
2122 break; | |
2123 case '*': /* "*encoding=value" */ | |
2124 eof = viminfo_encoding(virp); | |
2125 break; | |
2126 case '!': /* global variable */ | |
2127 #ifdef FEAT_EVAL | |
2128 eof = read_viminfo_varlist(virp, writing); | |
2129 #else | |
2130 eof = viminfo_readline(virp); | |
2131 #endif | |
2132 break; | |
2133 case '%': /* entry for buffer list */ | |
2134 eof = read_viminfo_bufferlist(virp, writing); | |
2135 break; | |
2136 case '"': | |
2137 eof = read_viminfo_register(virp, forceit); | |
2138 break; | |
2139 case '/': /* Search string */ | |
2140 case '&': /* Substitute search string */ | |
2141 case '~': /* Last search string, followed by '/' or '&' */ | |
2142 eof = read_viminfo_search_pattern(virp, forceit); | |
2143 break; | |
2144 case '$': | |
2145 eof = read_viminfo_sub_string(virp, forceit); | |
2146 break; | |
2147 case ':': | |
2148 case '?': | |
2149 case '=': | |
2150 case '@': | |
2151 #ifdef FEAT_CMDHIST | |
2152 eof = read_viminfo_history(virp); | |
2153 #else | |
2154 eof = viminfo_readline(virp); | |
2155 #endif | |
2156 break; | |
2157 case '-': | |
2158 case '\'': | |
2159 eof = read_viminfo_filemark(virp, forceit); | |
2160 break; | |
2161 default: | |
2162 if (viminfo_error("E575: ", _("Illegal starting char"), | |
2163 virp->vir_line)) | |
2164 eof = TRUE; | |
2165 else | |
2166 eof = viminfo_readline(virp); | |
2167 break; | |
2168 } | |
2169 } | |
2170 | |
2171 #ifdef FEAT_CMDHIST | |
2172 /* Finish reading history items. */ | |
2173 finish_viminfo_history(); | |
2174 #endif | |
2175 | |
2176 /* Change file names to buffer numbers for fmarks. */ | |
2177 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
2178 fmarks_check_names(buf); | |
2179 | |
2180 return eof; | |
2181 } | |
2182 | |
2183 /* | |
2184 * Compare the 'encoding' value in the viminfo file with the current value of | |
2185 * 'encoding'. If different and the 'c' flag is in 'viminfo', setup for | |
2186 * conversion of text with iconv() in viminfo_readstring(). | |
2187 */ | |
2188 static int | |
2189 viminfo_encoding(virp) | |
2190 vir_T *virp; | |
2191 { | |
2192 #ifdef FEAT_MBYTE | |
2193 char_u *p; | |
2194 int i; | |
2195 | |
2196 if (get_viminfo_parameter('c') != 0) | |
2197 { | |
2198 p = vim_strchr(virp->vir_line, '='); | |
2199 if (p != NULL) | |
2200 { | |
2201 /* remove trailing newline */ | |
2202 ++p; | |
2203 for (i = 0; vim_isprintc(p[i]); ++i) | |
2204 ; | |
2205 p[i] = NUL; | |
2206 | |
2207 convert_setup(&virp->vir_conv, p, p_enc); | |
2208 } | |
2209 } | |
2210 #endif | |
2211 return viminfo_readline(virp); | |
2212 } | |
2213 | |
2214 /* | |
2215 * Read a line from the viminfo file. | |
2216 * Returns TRUE for end-of-file; | |
2217 */ | |
2218 int | |
2219 viminfo_readline(virp) | |
2220 vir_T *virp; | |
2221 { | |
2222 return vim_fgets(virp->vir_line, LSIZE, virp->vir_fd); | |
2223 } | |
2224 | |
2225 /* | |
2226 * check string read from viminfo file | |
2227 * remove '\n' at the end of the line | |
2228 * - replace CTRL-V CTRL-V with CTRL-V | |
2229 * - replace CTRL-V 'n' with '\n' | |
2230 * | |
2231 * Check for a long line as written by viminfo_writestring(). | |
2232 * | |
2233 * Return the string in allocated memory (NULL when out of memory). | |
2234 */ | |
2235 char_u * | |
2236 viminfo_readstring(virp, off, convert) | |
2237 vir_T *virp; | |
2238 int off; /* offset for virp->vir_line */ | |
1883 | 2239 int convert UNUSED; /* convert the string */ |
7 | 2240 { |
2241 char_u *retval; | |
2242 char_u *s, *d; | |
2243 long len; | |
2244 | |
2245 if (virp->vir_line[off] == Ctrl_V && vim_isdigit(virp->vir_line[off + 1])) | |
2246 { | |
2247 len = atol((char *)virp->vir_line + off + 1); | |
2248 retval = lalloc(len, TRUE); | |
2249 if (retval == NULL) | |
2250 { | |
2251 /* Line too long? File messed up? Skip next line. */ | |
2252 (void)vim_fgets(virp->vir_line, 10, virp->vir_fd); | |
2253 return NULL; | |
2254 } | |
2255 (void)vim_fgets(retval, (int)len, virp->vir_fd); | |
2256 s = retval + 1; /* Skip the leading '<' */ | |
2257 } | |
2258 else | |
2259 { | |
2260 retval = vim_strsave(virp->vir_line + off); | |
2261 if (retval == NULL) | |
2262 return NULL; | |
2263 s = retval; | |
2264 } | |
2265 | |
2266 /* Change CTRL-V CTRL-V to CTRL-V and CTRL-V n to \n in-place. */ | |
2267 d = retval; | |
2268 while (*s != NUL && *s != '\n') | |
2269 { | |
2270 if (s[0] == Ctrl_V && s[1] != NUL) | |
2271 { | |
2272 if (s[1] == 'n') | |
2273 *d++ = '\n'; | |
2274 else | |
2275 *d++ = Ctrl_V; | |
2276 s += 2; | |
2277 } | |
2278 else | |
2279 *d++ = *s++; | |
2280 } | |
2281 *d = NUL; | |
2282 | |
2283 #ifdef FEAT_MBYTE | |
2284 if (convert && virp->vir_conv.vc_type != CONV_NONE && *retval != NUL) | |
2285 { | |
2286 d = string_convert(&virp->vir_conv, retval, NULL); | |
2287 if (d != NULL) | |
2288 { | |
2289 vim_free(retval); | |
2290 retval = d; | |
2291 } | |
2292 } | |
2293 #endif | |
2294 | |
2295 return retval; | |
2296 } | |
2297 | |
2298 /* | |
2299 * write string to viminfo file | |
2300 * - replace CTRL-V with CTRL-V CTRL-V | |
2301 * - replace '\n' with CTRL-V 'n' | |
2302 * - add a '\n' at the end | |
2303 * | |
2304 * For a long line: | |
2305 * - write " CTRL-V <length> \n " in first line | |
2306 * - write " < <string> \n " in second line | |
2307 */ | |
2308 void | |
2309 viminfo_writestring(fd, p) | |
2310 FILE *fd; | |
2311 char_u *p; | |
2312 { | |
2313 int c; | |
2314 char_u *s; | |
2315 int len = 0; | |
2316 | |
2317 for (s = p; *s != NUL; ++s) | |
2318 { | |
2319 if (*s == Ctrl_V || *s == '\n') | |
2320 ++len; | |
2321 ++len; | |
2322 } | |
2323 | |
2324 /* If the string will be too long, write its length and put it in the next | |
2325 * line. Take into account that some room is needed for what comes before | |
2326 * the string (e.g., variable name). Add something to the length for the | |
2327 * '<', NL and trailing NUL. */ | |
2328 if (len > LSIZE / 2) | |
2329 fprintf(fd, IF_EB("\026%d\n<", CTRL_V_STR "%d\n<"), len + 3); | |
2330 | |
2331 while ((c = *p++) != NUL) | |
2332 { | |
2333 if (c == Ctrl_V || c == '\n') | |
2334 { | |
2335 putc(Ctrl_V, fd); | |
2336 if (c == '\n') | |
2337 c = 'n'; | |
2338 } | |
2339 putc(c, fd); | |
2340 } | |
2341 putc('\n', fd); | |
2342 } | |
2343 #endif /* FEAT_VIMINFO */ | |
2344 | |
2345 /* | |
2346 * Implementation of ":fixdel", also used by get_stty(). | |
2347 * <BS> resulting <Del> | |
2348 * ^? ^H | |
2349 * not ^? ^? | |
2350 */ | |
2351 void | |
2352 do_fixdel(eap) | |
1876 | 2353 exarg_T *eap UNUSED; |
7 | 2354 { |
2355 char_u *p; | |
2356 | |
2357 p = find_termcode((char_u *)"kb"); | |
2358 add_termcode((char_u *)"kD", p != NULL | |
2359 && *p == DEL ? (char_u *)CTRL_H_STR : DEL_STR, FALSE); | |
2360 } | |
2361 | |
2362 void | |
169 | 2363 print_line_no_prefix(lnum, use_number, list) |
7 | 2364 linenr_T lnum; |
2365 int use_number; | |
169 | 2366 int list; |
7 | 2367 { |
13 | 2368 char_u numbuf[30]; |
7 | 2369 |
2370 if (curwin->w_p_nu || use_number) | |
2371 { | |
1872 | 2372 vim_snprintf((char *)numbuf, sizeof(numbuf), |
2373 "%*ld ", number_width(curwin), (long)lnum); | |
7 | 2374 msg_puts_attr(numbuf, hl_attr(HLF_N)); /* Highlight line nrs */ |
2375 } | |
169 | 2376 msg_prt_line(ml_get(lnum), list); |
7 | 2377 } |
2378 | |
2379 /* | |
2380 * Print a text line. Also in silent mode ("ex -s"). | |
2381 */ | |
2382 void | |
169 | 2383 print_line(lnum, use_number, list) |
7 | 2384 linenr_T lnum; |
2385 int use_number; | |
169 | 2386 int list; |
7 | 2387 { |
2388 int save_silent = silent_mode; | |
2389 | |
169 | 2390 msg_start(); |
7 | 2391 silent_mode = FALSE; |
169 | 2392 info_message = TRUE; /* use mch_msg(), not mch_errmsg() */ |
2393 print_line_no_prefix(lnum, use_number, list); | |
7 | 2394 if (save_silent) |
2395 { | |
2396 msg_putchar('\n'); | |
2397 cursor_on(); /* msg_start() switches it off */ | |
2398 out_flush(); | |
2399 silent_mode = save_silent; | |
1798 | 2400 } |
2401 info_message = FALSE; | |
7 | 2402 } |
2403 | |
2404 /* | |
2405 * ":file[!] [fname]". | |
2406 */ | |
2407 void | |
2408 ex_file(eap) | |
2409 exarg_T *eap; | |
2410 { | |
2411 char_u *fname, *sfname, *xfname; | |
2412 buf_T *buf; | |
2413 | |
14 | 2414 /* ":0file" removes the file name. Check for illegal uses ":3file", |
2415 * "0file name", etc. */ | |
2416 if (eap->addr_count > 0 | |
2417 && (*eap->arg != NUL | |
2418 || eap->line2 > 0 | |
2419 || eap->addr_count > 1)) | |
2420 { | |
2421 EMSG(_(e_invarg)); | |
2422 return; | |
2423 } | |
2424 | |
2425 if (*eap->arg != NUL || eap->addr_count == 1) | |
7 | 2426 { |
2427 #ifdef FEAT_AUTOCMD | |
2428 buf = curbuf; | |
2429 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, curbuf); | |
2430 /* buffer changed, don't change name now */ | |
2431 if (buf != curbuf) | |
2432 return; | |
2433 # ifdef FEAT_EVAL | |
2434 if (aborting()) /* autocmds may abort script processing */ | |
2435 return; | |
2436 # endif | |
2437 #endif | |
2438 /* | |
2439 * The name of the current buffer will be changed. | |
2440 * A new (unlisted) buffer entry needs to be made to hold the old file | |
2441 * name, which will become the alternate file name. | |
29 | 2442 * But don't set the alternate file name if the buffer didn't have a |
2443 * name. | |
7 | 2444 */ |
2445 fname = curbuf->b_ffname; | |
2446 sfname = curbuf->b_sfname; | |
2447 xfname = curbuf->b_fname; | |
2448 curbuf->b_ffname = NULL; | |
2449 curbuf->b_sfname = NULL; | |
2450 if (setfname(curbuf, eap->arg, NULL, TRUE) == FAIL) | |
2451 { | |
2452 curbuf->b_ffname = fname; | |
2453 curbuf->b_sfname = sfname; | |
2454 return; | |
2455 } | |
2456 curbuf->b_flags |= BF_NOTEDITED; | |
29 | 2457 if (xfname != NULL && *xfname != NUL) |
2458 { | |
2459 buf = buflist_new(fname, xfname, curwin->w_cursor.lnum, 0); | |
2460 if (buf != NULL && !cmdmod.keepalt) | |
2461 curwin->w_alt_fnum = buf->b_fnum; | |
2462 } | |
7 | 2463 vim_free(fname); |
2464 vim_free(sfname); | |
2465 #ifdef FEAT_AUTOCMD | |
2466 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, curbuf); | |
2467 #endif | |
961 | 2468 /* Change directories when the 'acd' option is set. */ |
2469 DO_AUTOCHDIR | |
7 | 2470 } |
2471 /* print full file name if :cd used */ | |
2472 fileinfo(FALSE, FALSE, eap->forceit); | |
2473 } | |
2474 | |
2475 /* | |
2476 * ":update". | |
2477 */ | |
2478 void | |
2479 ex_update(eap) | |
2480 exarg_T *eap; | |
2481 { | |
2482 if (curbufIsChanged()) | |
2483 (void)do_write(eap); | |
2484 } | |
2485 | |
2486 /* | |
2487 * ":write" and ":saveas". | |
2488 */ | |
2489 void | |
2490 ex_write(eap) | |
2491 exarg_T *eap; | |
2492 { | |
2493 if (eap->usefilter) /* input lines to shell command */ | |
2494 do_bang(1, eap, FALSE, TRUE, FALSE); | |
2495 else | |
2496 (void)do_write(eap); | |
2497 } | |
2498 | |
2499 /* | |
2500 * write current buffer to file 'eap->arg' | |
2501 * if 'eap->append' is TRUE, append to the file | |
2502 * | |
2503 * if *eap->arg == NUL write to current file | |
2504 * | |
2505 * return FAIL for failure, OK otherwise | |
2506 */ | |
2507 int | |
2508 do_write(eap) | |
2509 exarg_T *eap; | |
2510 { | |
2511 int other; | |
2512 char_u *fname = NULL; /* init to shut up gcc */ | |
2513 char_u *ffname; | |
2514 int retval = FAIL; | |
2515 char_u *free_fname = NULL; | |
2516 #ifdef FEAT_BROWSE | |
2517 char_u *browse_file = NULL; | |
2518 #endif | |
2519 buf_T *alt_buf = NULL; | |
2520 | |
2521 if (not_writing()) /* check 'write' option */ | |
2522 return FAIL; | |
2523 | |
2524 ffname = eap->arg; | |
2525 #ifdef FEAT_BROWSE | |
2526 if (cmdmod.browse) | |
2527 { | |
29 | 2528 browse_file = do_browse(BROWSE_SAVE, (char_u *)_("Save As"), ffname, |
7 | 2529 NULL, NULL, NULL, curbuf); |
2530 if (browse_file == NULL) | |
2531 goto theend; | |
2532 ffname = browse_file; | |
2533 } | |
2534 #endif | |
2535 if (*ffname == NUL) | |
2536 { | |
2537 if (eap->cmdidx == CMD_saveas) | |
2538 { | |
2539 EMSG(_(e_argreq)); | |
2540 goto theend; | |
2541 } | |
2542 other = FALSE; | |
2543 } | |
2544 else | |
2545 { | |
2546 fname = ffname; | |
2547 free_fname = fix_fname(ffname); | |
2548 /* | |
2549 * When out-of-memory, keep unexpanded file name, because we MUST be | |
2550 * able to write the file in this situation. | |
2551 */ | |
2552 if (free_fname != NULL) | |
2553 ffname = free_fname; | |
2554 other = otherfile(ffname); | |
2555 } | |
2556 | |
2557 /* | |
2558 * If we have a new file, put its name in the list of alternate file names. | |
2559 */ | |
2560 if (other) | |
2561 { | |
2562 if (vim_strchr(p_cpo, CPO_ALTWRITE) != NULL | |
2563 || eap->cmdidx == CMD_saveas) | |
2564 alt_buf = setaltfname(ffname, fname, (linenr_T)1); | |
2565 else | |
2566 alt_buf = buflist_findname(ffname); | |
2567 if (alt_buf != NULL && alt_buf->b_ml.ml_mfp != NULL) | |
2568 { | |
2569 /* Overwriting a file that is loaded in another buffer is not a | |
2570 * good idea. */ | |
315 | 2571 EMSG(_(e_bufloaded)); |
7 | 2572 goto theend; |
2573 } | |
2574 } | |
2575 | |
2576 /* | |
2577 * Writing to the current file is not allowed in readonly mode | |
2578 * and a file name is required. | |
2579 * "nofile" and "nowrite" buffers cannot be written implicitly either. | |
2580 */ | |
2581 if (!other && ( | |
2582 #ifdef FEAT_QUICKFIX | |
2583 bt_dontwrite_msg(curbuf) || | |
2584 #endif | |
2585 check_fname() == FAIL || check_readonly(&eap->forceit, curbuf))) | |
2586 goto theend; | |
2587 | |
2588 if (!other) | |
2589 { | |
2590 ffname = curbuf->b_ffname; | |
2591 fname = curbuf->b_fname; | |
2592 /* | |
2593 * Not writing the whole file is only allowed with '!'. | |
2594 */ | |
2595 if ( (eap->line1 != 1 | |
2596 || eap->line2 != curbuf->b_ml.ml_line_count) | |
2597 && !eap->forceit | |
2598 && !eap->append | |
2599 && !p_wa) | |
2600 { | |
2601 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
2602 if (p_confirm || cmdmod.confirm) | |
2603 { | |
2604 if (vim_dialog_yesno(VIM_QUESTION, NULL, | |
2605 (char_u *)_("Write partial file?"), 2) != VIM_YES) | |
2606 goto theend; | |
2607 eap->forceit = TRUE; | |
2608 } | |
2609 else | |
2610 #endif | |
2611 { | |
2612 EMSG(_("E140: Use ! to write partial buffer")); | |
2613 goto theend; | |
2614 } | |
2615 } | |
2616 } | |
2617 | |
2618 if (check_overwrite(eap, curbuf, fname, ffname, other) == OK) | |
2619 { | |
2620 if (eap->cmdidx == CMD_saveas && alt_buf != NULL) | |
2621 { | |
2622 #ifdef FEAT_AUTOCMD | |
2623 buf_T *was_curbuf = curbuf; | |
2624 | |
2625 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, curbuf); | |
21 | 2626 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, alt_buf); |
7 | 2627 # ifdef FEAT_EVAL |
2628 if (curbuf != was_curbuf || aborting()) | |
2629 # else | |
2630 if (curbuf != was_curbuf) | |
2631 # endif | |
2632 { | |
2633 /* buffer changed, don't change name now */ | |
2634 retval = FAIL; | |
2635 goto theend; | |
2636 } | |
2637 #endif | |
2638 /* Exchange the file names for the current and the alternate | |
2639 * buffer. This makes it look like we are now editing the buffer | |
2640 * under the new name. Must be done before buf_write(), because | |
2641 * if there is no file name and 'cpo' contains 'F', it will set | |
2642 * the file name. */ | |
2643 fname = alt_buf->b_fname; | |
2644 alt_buf->b_fname = curbuf->b_fname; | |
2645 curbuf->b_fname = fname; | |
2646 fname = alt_buf->b_ffname; | |
2647 alt_buf->b_ffname = curbuf->b_ffname; | |
2648 curbuf->b_ffname = fname; | |
2649 fname = alt_buf->b_sfname; | |
2650 alt_buf->b_sfname = curbuf->b_sfname; | |
2651 curbuf->b_sfname = fname; | |
2652 buf_name_changed(curbuf); | |
2653 #ifdef FEAT_AUTOCMD | |
2654 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, curbuf); | |
21 | 2655 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, alt_buf); |
7 | 2656 if (!alt_buf->b_p_bl) |
2657 { | |
2658 alt_buf->b_p_bl = TRUE; | |
2659 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, alt_buf); | |
2660 } | |
2661 # ifdef FEAT_EVAL | |
2662 if (curbuf != was_curbuf || aborting()) | |
2663 # else | |
2664 if (curbuf != was_curbuf) | |
2665 # endif | |
2666 { | |
2667 /* buffer changed, don't write the file */ | |
2668 retval = FAIL; | |
2669 goto theend; | |
2670 } | |
634 | 2671 |
2672 /* If 'filetype' was empty try detecting it now. */ | |
2673 if (*curbuf->b_p_ft == NUL) | |
2674 { | |
819 | 2675 if (au_has_group((char_u *)"filetypedetect")) |
2676 (void)do_doautocmd((char_u *)"filetypedetect BufRead", | |
2677 TRUE); | |
717 | 2678 do_modelines(0); |
634 | 2679 } |
2648 | 2680 |
2681 /* Autocommands may have changed buffer names, esp. when | |
2682 * 'autochdir' is set. */ | |
2683 fname = curbuf->b_sfname; | |
7 | 2684 #endif |
2685 } | |
2686 | |
2687 retval = buf_write(curbuf, ffname, fname, eap->line1, eap->line2, | |
2688 eap, eap->append, eap->forceit, TRUE, FALSE); | |
634 | 2689 |
819 | 2690 /* After ":saveas fname" reset 'readonly'. */ |
961 | 2691 if (eap->cmdidx == CMD_saveas) |
2692 { | |
2693 if (retval == OK) | |
1806 | 2694 { |
961 | 2695 curbuf->b_p_ro = FALSE; |
1806 | 2696 #ifdef FEAT_WINDOWS |
2697 redraw_tabline = TRUE; | |
2698 #endif | |
2699 } | |
961 | 2700 /* Change directories when the 'acd' option is set. */ |
2701 DO_AUTOCHDIR | |
2702 } | |
7 | 2703 } |
2704 | |
2705 theend: | |
2706 #ifdef FEAT_BROWSE | |
2707 vim_free(browse_file); | |
2708 #endif | |
2709 vim_free(free_fname); | |
2710 return retval; | |
2711 } | |
2712 | |
2713 /* | |
2714 * Check if it is allowed to overwrite a file. If b_flags has BF_NOTEDITED, | |
2715 * BF_NEW or BF_READERR, check for overwriting current file. | |
2716 * May set eap->forceit if a dialog says it's OK to overwrite. | |
2717 * Return OK if it's OK, FAIL if it is not. | |
2718 */ | |
2719 static int | |
2720 check_overwrite(eap, buf, fname, ffname, other) | |
2721 exarg_T *eap; | |
2722 buf_T *buf; | |
2723 char_u *fname; /* file name to be used (can differ from | |
2724 buf->ffname) */ | |
2725 char_u *ffname; /* full path version of fname */ | |
2726 int other; /* writing under other name */ | |
2727 { | |
2728 /* | |
2729 * write to other file or b_flags set or not writing the whole file: | |
2730 * overwriting only allowed with '!' | |
2731 */ | |
2732 if ( (other | |
2733 || (buf->b_flags & BF_NOTEDITED) | |
2734 || ((buf->b_flags & BF_NEW) | |
2735 && vim_strchr(p_cpo, CPO_OVERNEW) == NULL) | |
2736 || (buf->b_flags & BF_READERR)) | |
2737 && !p_wa | |
1457 | 2738 #ifdef FEAT_QUICKFIX |
2739 && !bt_nofile(buf) | |
2740 #endif | |
7 | 2741 && vim_fexists(ffname)) |
2742 { | |
460 | 2743 if (!eap->forceit && !eap->append) |
7 | 2744 { |
460 | 2745 #ifdef UNIX |
637 | 2746 /* with UNIX it is possible to open a directory */ |
460 | 2747 if (mch_isdir(ffname)) |
2748 { | |
2749 EMSG2(_(e_isadir2), ffname); | |
2750 return FAIL; | |
2751 } | |
7 | 2752 #endif |
2753 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
460 | 2754 if (p_confirm || cmdmod.confirm) |
2755 { | |
2770 | 2756 char_u buff[DIALOG_MSG_SIZE]; |
460 | 2757 |
2758 dialog_msg(buff, _("Overwrite existing file \"%s\"?"), fname); | |
2759 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) != VIM_YES) | |
2760 return FAIL; | |
2761 eap->forceit = TRUE; | |
2762 } | |
2763 else | |
2764 #endif | |
2765 { | |
2766 EMSG(_(e_exists)); | |
7 | 2767 return FAIL; |
460 | 2768 } |
7 | 2769 } |
460 | 2770 |
2771 /* For ":w! filename" check that no swap file exists for "filename". */ | |
2772 if (other && !emsg_silent) | |
7 | 2773 { |
2770 | 2774 char_u *dir; |
460 | 2775 char_u *p; |
2776 int r; | |
2777 char_u *swapname; | |
2778 | |
2779 /* We only try the first entry in 'directory', without checking if | |
2780 * it's writable. If the "." directory is not writable the write | |
2781 * will probably fail anyway. | |
2782 * Use 'shortname' of the current buffer, since there is no buffer | |
2783 * for the written file. */ | |
2784 if (*p_dir == NUL) | |
2770 | 2785 { |
2786 dir = alloc(5); | |
2787 if (dir == NULL) | |
2788 return FAIL; | |
460 | 2789 STRCPY(dir, "."); |
2770 | 2790 } |
460 | 2791 else |
2792 { | |
2770 | 2793 dir = alloc(MAXPATHL); |
2794 if (dir == NULL) | |
2795 return FAIL; | |
460 | 2796 p = p_dir; |
2797 copy_option_part(&p, dir, MAXPATHL, ","); | |
2798 } | |
2799 swapname = makeswapname(fname, ffname, curbuf, dir); | |
2770 | 2800 vim_free(dir); |
460 | 2801 r = vim_fexists(swapname); |
2802 if (r) | |
2803 { | |
2804 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
2805 if (p_confirm || cmdmod.confirm) | |
2806 { | |
2770 | 2807 char_u buff[DIALOG_MSG_SIZE]; |
460 | 2808 |
2809 dialog_msg(buff, | |
2810 _("Swap file \"%s\" exists, overwrite anyway?"), | |
2811 swapname); | |
2812 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) | |
2813 != VIM_YES) | |
819 | 2814 { |
2815 vim_free(swapname); | |
460 | 2816 return FAIL; |
819 | 2817 } |
460 | 2818 eap->forceit = TRUE; |
2819 } | |
2820 else | |
2821 #endif | |
2822 { | |
2823 EMSG2(_("E768: Swap file exists: %s (:silent! overrides)"), | |
2824 swapname); | |
819 | 2825 vim_free(swapname); |
460 | 2826 return FAIL; |
2827 } | |
2828 } | |
819 | 2829 vim_free(swapname); |
7 | 2830 } |
2831 } | |
2832 return OK; | |
2833 } | |
2834 | |
2835 /* | |
2836 * Handle ":wnext", ":wNext" and ":wprevious" commands. | |
2837 */ | |
2838 void | |
2839 ex_wnext(eap) | |
2840 exarg_T *eap; | |
2841 { | |
2842 int i; | |
2843 | |
2844 if (eap->cmd[1] == 'n') | |
2845 i = curwin->w_arg_idx + (int)eap->line2; | |
2846 else | |
2847 i = curwin->w_arg_idx - (int)eap->line2; | |
2848 eap->line1 = 1; | |
2849 eap->line2 = curbuf->b_ml.ml_line_count; | |
2850 if (do_write(eap) != FAIL) | |
2851 do_argfile(eap, i); | |
2852 } | |
2853 | |
2854 /* | |
2855 * ":wall", ":wqall" and ":xall": Write all changed files (and exit). | |
2856 */ | |
2857 void | |
2858 do_wqall(eap) | |
2859 exarg_T *eap; | |
2860 { | |
2861 buf_T *buf; | |
2862 int error = 0; | |
2863 int save_forceit = eap->forceit; | |
2864 | |
2865 if (eap->cmdidx == CMD_xall || eap->cmdidx == CMD_wqall) | |
2866 exiting = TRUE; | |
2867 | |
2868 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
2869 { | |
2870 if (bufIsChanged(buf)) | |
2871 { | |
2872 /* | |
2873 * Check if there is a reason the buffer cannot be written: | |
2874 * 1. if the 'write' option is set | |
2875 * 2. if there is no file name (even after browsing) | |
2876 * 3. if the 'readonly' is set (even after a dialog) | |
2877 * 4. if overwriting is allowed (even after a dialog) | |
2878 */ | |
2879 if (not_writing()) | |
2880 { | |
2881 ++error; | |
2882 break; | |
2883 } | |
2884 #ifdef FEAT_BROWSE | |
2885 /* ":browse wall": ask for file name if there isn't one */ | |
2886 if (buf->b_ffname == NULL && cmdmod.browse) | |
2887 browse_save_fname(buf); | |
2888 #endif | |
2889 if (buf->b_ffname == NULL) | |
2890 { | |
2891 EMSGN(_("E141: No file name for buffer %ld"), (long)buf->b_fnum); | |
2892 ++error; | |
2893 } | |
2894 else if (check_readonly(&eap->forceit, buf) | |
2895 || check_overwrite(eap, buf, buf->b_fname, buf->b_ffname, | |
2896 FALSE) == FAIL) | |
2897 { | |
2898 ++error; | |
2899 } | |
2900 else | |
2901 { | |
2902 if (buf_write_all(buf, eap->forceit) == FAIL) | |
2903 ++error; | |
2904 #ifdef FEAT_AUTOCMD | |
2905 /* an autocommand may have deleted the buffer */ | |
2906 if (!buf_valid(buf)) | |
2907 buf = firstbuf; | |
2908 #endif | |
2909 } | |
2910 eap->forceit = save_forceit; /* check_overwrite() may set it */ | |
2911 } | |
2912 } | |
2913 if (exiting) | |
2914 { | |
2915 if (!error) | |
2916 getout(0); /* exit Vim */ | |
2917 not_exiting(); | |
2918 } | |
2919 } | |
2920 | |
2921 /* | |
2922 * Check the 'write' option. | |
2923 * Return TRUE and give a message when it's not st. | |
2924 */ | |
2925 int | |
2926 not_writing() | |
2927 { | |
2928 if (p_write) | |
2929 return FALSE; | |
2930 EMSG(_("E142: File not written: Writing is disabled by 'write' option")); | |
2931 return TRUE; | |
2932 } | |
2933 | |
2934 /* | |
1303 | 2935 * Check if a buffer is read-only (either 'readonly' option is set or file is |
2936 * read-only). Ask for overruling in a dialog. Return TRUE and give an error | |
2937 * message when the buffer is readonly. | |
7 | 2938 */ |
2939 static int | |
2940 check_readonly(forceit, buf) | |
2941 int *forceit; | |
2942 buf_T *buf; | |
2943 { | |
1303 | 2944 struct stat st; |
2945 | |
2946 /* Handle a file being readonly when the 'readonly' option is set or when | |
2947 * the file exists and permissions are read-only. | |
2948 * We will send 0777 to check_file_readonly(), as the "perm" variable is | |
2949 * important for device checks but not here. */ | |
2950 if (!*forceit && (buf->b_p_ro | |
2951 || (mch_stat((char *)buf->b_ffname, &st) >= 0 | |
2952 && check_file_readonly(buf->b_ffname, 0777)))) | |
7 | 2953 { |
2954 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
2955 if ((p_confirm || cmdmod.confirm) && buf->b_fname != NULL) | |
2956 { | |
2770 | 2957 char_u buff[DIALOG_MSG_SIZE]; |
7 | 2958 |
1303 | 2959 if (buf->b_p_ro) |
2960 dialog_msg(buff, _("'readonly' option is set for \"%s\".\nDo you wish to write anyway?"), | |
2961 buf->b_fname); | |
2962 else | |
2963 dialog_msg(buff, _("File permissions of \"%s\" are read-only.\nIt may still be possible to write it.\nDo you wish to try?"), | |
7 | 2964 buf->b_fname); |
2965 | |
2966 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) == VIM_YES) | |
2967 { | |
2968 /* Set forceit, to force the writing of a readonly file */ | |
2969 *forceit = TRUE; | |
2970 return FALSE; | |
2971 } | |
2972 else | |
2973 return TRUE; | |
2974 } | |
2975 else | |
2976 #endif | |
1303 | 2977 if (buf->b_p_ro) |
7 | 2978 EMSG(_(e_readonly)); |
1303 | 2979 else |
2980 EMSG2(_("E505: \"%s\" is read-only (add ! to override)"), | |
2981 buf->b_fname); | |
7 | 2982 return TRUE; |
2983 } | |
1303 | 2984 |
7 | 2985 return FALSE; |
2986 } | |
2987 | |
2988 /* | |
632 | 2989 * Try to abandon current file and edit a new or existing file. |
2990 * 'fnum' is the number of the file, if zero use ffname/sfname. | |
7 | 2991 * |
632 | 2992 * Return 1 for "normal" error, 2 for "not written" error, 0 for success |
1370 | 2993 * -1 for successfully opening another file. |
7 | 2994 * 'lnum' is the line number for the cursor in the new file (if non-zero). |
2995 */ | |
2996 int | |
2997 getfile(fnum, ffname, sfname, setpm, lnum, forceit) | |
2998 int fnum; | |
2999 char_u *ffname; | |
3000 char_u *sfname; | |
3001 int setpm; | |
3002 linenr_T lnum; | |
3003 int forceit; | |
3004 { | |
3005 int other; | |
3006 int retval; | |
3007 char_u *free_me = NULL; | |
3008 | |
634 | 3009 if (text_locked()) |
7 | 3010 return 1; |
819 | 3011 #ifdef FEAT_AUTOCMD |
3012 if (curbuf_locked()) | |
3013 return 1; | |
3014 #endif | |
7 | 3015 |
3016 if (fnum == 0) | |
3017 { | |
3018 /* make ffname full path, set sfname */ | |
3019 fname_expand(curbuf, &ffname, &sfname); | |
3020 other = otherfile(ffname); | |
3021 free_me = ffname; /* has been allocated, free() later */ | |
3022 } | |
3023 else | |
3024 other = (fnum != curbuf->b_fnum); | |
3025 | |
3026 if (other) | |
3027 ++no_wait_return; /* don't wait for autowrite message */ | |
3028 if (other && !forceit && curbuf->b_nwindows == 1 && !P_HID(curbuf) | |
3029 && curbufIsChanged() && autowrite(curbuf, forceit) == FAIL) | |
3030 { | |
3031 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
3032 if (p_confirm && p_write) | |
3033 dialog_changed(curbuf, FALSE); | |
3034 if (curbufIsChanged()) | |
3035 #endif | |
3036 { | |
3037 if (other) | |
3038 --no_wait_return; | |
3039 EMSG(_(e_nowrtmsg)); | |
3040 retval = 2; /* file has been changed */ | |
3041 goto theend; | |
3042 } | |
3043 } | |
3044 if (other) | |
3045 --no_wait_return; | |
3046 if (setpm) | |
3047 setpcmark(); | |
3048 if (!other) | |
3049 { | |
3050 if (lnum != 0) | |
3051 curwin->w_cursor.lnum = lnum; | |
3052 check_cursor_lnum(); | |
3053 beginline(BL_SOL | BL_FIX); | |
3054 retval = 0; /* it's in the same file */ | |
3055 } | |
3056 else if (do_ecmd(fnum, ffname, sfname, NULL, lnum, | |
1743 | 3057 (P_HID(curbuf) ? ECMD_HIDE : 0) + (forceit ? ECMD_FORCEIT : 0), |
3058 curwin) == OK) | |
7 | 3059 retval = -1; /* opened another file */ |
3060 else | |
3061 retval = 1; /* error encountered */ | |
3062 | |
3063 theend: | |
3064 vim_free(free_me); | |
3065 return retval; | |
3066 } | |
3067 | |
3068 /* | |
3069 * start editing a new file | |
3070 * | |
3071 * fnum: file number; if zero use ffname/sfname | |
3072 * ffname: the file name | |
3073 * - full path if sfname used, | |
3074 * - any file name if sfname is NULL | |
3075 * - empty string to re-edit with the same file name (but may be | |
3076 * in a different directory) | |
3077 * - NULL to start an empty buffer | |
3078 * sfname: the short file name (or NULL) | |
3079 * eap: contains the command to be executed after loading the file and | |
3080 * forced 'ff' and 'fenc' | |
3081 * newlnum: if > 0: put cursor on this line number (if possible) | |
3082 * if ECMD_LASTL: use last position in loaded file | |
3083 * if ECMD_LAST: use last position in all files | |
3084 * if ECMD_ONE: use first line | |
3085 * flags: | |
3086 * ECMD_HIDE: if TRUE don't free the current buffer | |
3087 * ECMD_SET_HELP: set b_help flag of (new) buffer before opening file | |
3088 * ECMD_OLDBUF: use existing buffer if it exists | |
3089 * ECMD_FORCEIT: ! used for Ex command | |
3090 * ECMD_ADDBUF: don't edit, just add to buffer list | |
1743 | 3091 * oldwin: Should be "curwin" when editing a new buffer in the current |
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2290
diff
changeset
|
3092 * window, NULL when splitting the window first. When not NULL info |
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2290
diff
changeset
|
3093 * of the previous buffer for "oldwin" is stored. |
7 | 3094 * |
3095 * return FAIL for failure, OK otherwise | |
3096 */ | |
3097 int | |
1743 | 3098 do_ecmd(fnum, ffname, sfname, eap, newlnum, flags, oldwin) |
7 | 3099 int fnum; |
3100 char_u *ffname; | |
3101 char_u *sfname; | |
3102 exarg_T *eap; /* can be NULL! */ | |
3103 linenr_T newlnum; | |
3104 int flags; | |
1743 | 3105 win_T *oldwin; |
7 | 3106 { |
3107 int other_file; /* TRUE if editing another file */ | |
3108 int oldbuf; /* TRUE if using existing buffer */ | |
3109 #ifdef FEAT_AUTOCMD | |
3110 int auto_buf = FALSE; /* TRUE if autocommands brought us | |
3111 into the buffer unexpectedly */ | |
3112 char_u *new_name = NULL; | |
716 | 3113 int did_set_swapcommand = FALSE; |
7 | 3114 #endif |
3115 buf_T *buf; | |
3116 #if defined(FEAT_AUTOCMD) || defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
3117 buf_T *old_curbuf = curbuf; | |
3118 #endif | |
3119 char_u *free_fname = NULL; | |
3120 #ifdef FEAT_BROWSE | |
3121 char_u *browse_file = NULL; | |
3122 #endif | |
3123 int retval = FAIL; | |
3124 long n; | |
3125 linenr_T lnum; | |
3126 linenr_T topline = 0; | |
3127 int newcol = -1; | |
3128 int solcol = -1; | |
3129 pos_T *pos; | |
3130 #ifdef FEAT_SUN_WORKSHOP | |
3131 char_u *cp; | |
3132 #endif | |
3133 char_u *command = NULL; | |
1185 | 3134 #ifdef FEAT_SPELL |
3135 int did_get_winopts = FALSE; | |
3136 #endif | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
3137 int readfile_flags = 0; |
7 | 3138 |
3139 if (eap != NULL) | |
3140 command = eap->do_ecmd_cmd; | |
3141 | |
3142 if (fnum != 0) | |
3143 { | |
3144 if (fnum == curbuf->b_fnum) /* file is already being edited */ | |
3145 return OK; /* nothing to do */ | |
3146 other_file = TRUE; | |
3147 } | |
3148 else | |
3149 { | |
3150 #ifdef FEAT_BROWSE | |
3151 if (cmdmod.browse) | |
3152 { | |
1683 | 3153 # ifdef FEAT_AUTOCMD |
462 | 3154 if ( |
1683 | 3155 # ifdef FEAT_GUI |
462 | 3156 !gui.in_use && |
1683 | 3157 # endif |
462 | 3158 au_has_group((char_u *)"FileExplorer")) |
3159 { | |
3160 /* No browsing supported but we do have the file explorer: | |
3161 * Edit the directory. */ | |
3162 if (ffname == NULL || !mch_isdir(ffname)) | |
3163 ffname = (char_u *)"."; | |
3164 } | |
3165 else | |
1683 | 3166 # endif |
462 | 3167 { |
3168 browse_file = do_browse(0, (char_u *)_("Edit File"), ffname, | |
7 | 3169 NULL, NULL, NULL, curbuf); |
462 | 3170 if (browse_file == NULL) |
3171 goto theend; | |
3172 ffname = browse_file; | |
3173 } | |
7 | 3174 } |
3175 #endif | |
3176 /* if no short name given, use ffname for short name */ | |
3177 if (sfname == NULL) | |
3178 sfname = ffname; | |
3179 #ifdef USE_FNAME_CASE | |
3180 # ifdef USE_LONG_FNAME | |
3181 if (USE_LONG_FNAME) | |
3182 # endif | |
436 | 3183 if (sfname != NULL) |
3184 fname_case(sfname, 0); /* set correct case for sfname */ | |
7 | 3185 #endif |
3186 | |
3187 #ifdef FEAT_LISTCMDS | |
3188 if ((flags & ECMD_ADDBUF) && (ffname == NULL || *ffname == NUL)) | |
3189 goto theend; | |
3190 #endif | |
3191 | |
3192 if (ffname == NULL) | |
3193 other_file = TRUE; | |
3194 /* there is no file name */ | |
3195 else if (*ffname == NUL && curbuf->b_ffname == NULL) | |
3196 other_file = FALSE; | |
3197 else | |
3198 { | |
3199 if (*ffname == NUL) /* re-edit with same file name */ | |
3200 { | |
3201 ffname = curbuf->b_ffname; | |
3202 sfname = curbuf->b_fname; | |
3203 } | |
3204 free_fname = fix_fname(ffname); /* may expand to full path name */ | |
3205 if (free_fname != NULL) | |
3206 ffname = free_fname; | |
3207 other_file = otherfile(ffname); | |
3208 #ifdef FEAT_SUN_WORKSHOP | |
3209 if (usingSunWorkShop && p_acd | |
3210 && (cp = vim_strrchr(sfname, '/')) != NULL) | |
3211 sfname = ++cp; | |
3212 #endif | |
3213 } | |
3214 } | |
3215 | |
3216 /* | |
3217 * if the file was changed we may not be allowed to abandon it | |
3218 * - if we are going to re-edit the same file | |
3219 * - or if we are the only window on this file and if ECMD_HIDE is FALSE | |
3220 */ | |
3221 if ( ((!other_file && !(flags & ECMD_OLDBUF)) | |
3222 || (curbuf->b_nwindows == 1 | |
3223 && !(flags & (ECMD_HIDE | ECMD_ADDBUF)))) | |
3224 && check_changed(curbuf, p_awa, !other_file, | |
3225 (flags & ECMD_FORCEIT), FALSE)) | |
3226 { | |
3227 if (fnum == 0 && other_file && ffname != NULL) | |
3228 (void)setaltfname(ffname, sfname, newlnum < 0 ? 0 : newlnum); | |
3229 goto theend; | |
3230 } | |
3231 | |
3232 #ifdef FEAT_VISUAL | |
3233 /* | |
3234 * End Visual mode before switching to another buffer, so the text can be | |
3235 * copied into the GUI selection buffer. | |
3236 */ | |
3237 reset_VIsual(); | |
3238 #endif | |
3239 | |
716 | 3240 #ifdef FEAT_AUTOCMD |
3241 if ((command != NULL || newlnum > (linenr_T)0) | |
3242 && *get_vim_var_str(VV_SWAPCOMMAND) == NUL) | |
3243 { | |
3244 int len; | |
3245 char_u *p; | |
3246 | |
3247 /* Set v:swapcommand for the SwapExists autocommands. */ | |
3248 if (command != NULL) | |
835 | 3249 len = (int)STRLEN(command) + 3; |
716 | 3250 else |
3251 len = 30; | |
3252 p = alloc((unsigned)len); | |
3253 if (p != NULL) | |
3254 { | |
3255 if (command != NULL) | |
3256 vim_snprintf((char *)p, len, ":%s\r", command); | |
3257 else | |
3258 vim_snprintf((char *)p, len, "%ldG", (long)newlnum); | |
3259 set_vim_var_string(VV_SWAPCOMMAND, p, -1); | |
3260 did_set_swapcommand = TRUE; | |
3261 vim_free(p); | |
3262 } | |
3263 } | |
3264 #endif | |
3265 | |
7 | 3266 /* |
3267 * If we are starting to edit another file, open a (new) buffer. | |
3268 * Otherwise we re-use the current buffer. | |
3269 */ | |
3270 if (other_file) | |
3271 { | |
3272 #ifdef FEAT_LISTCMDS | |
3273 if (!(flags & ECMD_ADDBUF)) | |
3274 #endif | |
3275 { | |
22 | 3276 if (!cmdmod.keepalt) |
3277 curwin->w_alt_fnum = curbuf->b_fnum; | |
1743 | 3278 if (oldwin != NULL) |
3279 buflist_altfpos(oldwin); | |
7 | 3280 } |
3281 | |
3282 if (fnum) | |
3283 buf = buflist_findnr(fnum); | |
3284 else | |
3285 { | |
3286 #ifdef FEAT_LISTCMDS | |
3287 if (flags & ECMD_ADDBUF) | |
3288 { | |
3289 linenr_T tlnum = 1L; | |
3290 | |
3291 if (command != NULL) | |
3292 { | |
3293 tlnum = atol((char *)command); | |
3294 if (tlnum <= 0) | |
3295 tlnum = 1L; | |
3296 } | |
3297 (void)buflist_new(ffname, sfname, tlnum, BLN_LISTED); | |
3298 goto theend; | |
3299 } | |
3300 #endif | |
3301 buf = buflist_new(ffname, sfname, 0L, | |
3302 BLN_CURBUF | ((flags & ECMD_SET_HELP) ? 0 : BLN_LISTED)); | |
3303 } | |
3304 if (buf == NULL) | |
3305 goto theend; | |
3306 if (buf->b_ml.ml_mfp == NULL) /* no memfile yet */ | |
3307 { | |
3308 oldbuf = FALSE; | |
3309 buf->b_nwindows = 0; | |
3310 } | |
3311 else /* existing memfile */ | |
3312 { | |
3313 oldbuf = TRUE; | |
3314 (void)buf_check_timestamp(buf, FALSE); | |
3315 /* Check if autocommands made buffer invalid or changed the current | |
3316 * buffer. */ | |
3317 if (!buf_valid(buf) | |
3318 #ifdef FEAT_AUTOCMD | |
3319 || curbuf != old_curbuf | |
3320 #endif | |
3321 ) | |
3322 goto theend; | |
3323 #ifdef FEAT_EVAL | |
3324 if (aborting()) /* autocmds may abort script processing */ | |
3325 goto theend; | |
3326 #endif | |
3327 } | |
3328 | |
3329 /* May jump to last used line number for a loaded buffer or when asked | |
3330 * for explicitly */ | |
3331 if ((oldbuf && newlnum == ECMD_LASTL) || newlnum == ECMD_LAST) | |
3332 { | |
3333 pos = buflist_findfpos(buf); | |
3334 newlnum = pos->lnum; | |
3335 solcol = pos->col; | |
3336 } | |
3337 | |
3338 /* | |
3339 * Make the (new) buffer the one used by the current window. | |
3340 * If the old buffer becomes unused, free it if ECMD_HIDE is FALSE. | |
3341 * If the current buffer was empty and has no file name, curbuf | |
3342 * is returned by buflist_new(). | |
3343 */ | |
3344 if (buf != curbuf) | |
3345 { | |
3346 #ifdef FEAT_AUTOCMD | |
3347 /* | |
3348 * Be careful: The autocommands may delete any buffer and change | |
3349 * the current buffer. | |
3350 * - If the buffer we are going to edit is deleted, give up. | |
3351 * - If the current buffer is deleted, prefer to load the new | |
3352 * buffer when loading a buffer is required. This avoids | |
3353 * loading another buffer which then must be closed again. | |
3354 * - If we ended up in the new buffer already, need to skip a few | |
3355 * things, set auto_buf. | |
3356 */ | |
3357 if (buf->b_fname != NULL) | |
3358 new_name = vim_strsave(buf->b_fname); | |
3359 au_new_curbuf = buf; | |
3360 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
3361 if (!buf_valid(buf)) /* new buffer has been deleted */ | |
3362 { | |
3363 delbuf_msg(new_name); /* frees new_name */ | |
3364 goto theend; | |
3365 } | |
3366 # ifdef FEAT_EVAL | |
3367 if (aborting()) /* autocmds may abort script processing */ | |
3368 { | |
3369 vim_free(new_name); | |
3370 goto theend; | |
3371 } | |
3372 # endif | |
3373 if (buf == curbuf) /* already in new buffer */ | |
3374 auto_buf = TRUE; | |
3375 else | |
3376 { | |
3377 if (curbuf == old_curbuf) | |
3378 #endif | |
3379 buf_copy_options(buf, BCO_ENTER); | |
3380 | |
3381 /* close the link to the current buffer */ | |
825 | 3382 u_sync(FALSE); |
1743 | 3383 close_buffer(oldwin, curbuf, |
7 | 3384 (flags & ECMD_HIDE) ? 0 : DOBUF_UNLOAD); |
3385 | |
3386 #ifdef FEAT_AUTOCMD | |
3387 # ifdef FEAT_EVAL | |
3388 if (aborting()) /* autocmds may abort script processing */ | |
3389 { | |
3390 vim_free(new_name); | |
3391 goto theend; | |
3392 } | |
3393 # endif | |
3394 /* Be careful again, like above. */ | |
3395 if (!buf_valid(buf)) /* new buffer has been deleted */ | |
3396 { | |
3397 delbuf_msg(new_name); /* frees new_name */ | |
3398 goto theend; | |
3399 } | |
3400 if (buf == curbuf) /* already in new buffer */ | |
3401 auto_buf = TRUE; | |
3402 else | |
3403 #endif | |
3404 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3405 #ifdef FEAT_SYN_HL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3406 /* |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3407 * <VN> We could instead free the synblock |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3408 * and re-attach to buffer, perhaps. |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3409 */ |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3410 if (curwin->w_s == &(curwin->w_buffer->b_s)) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3411 curwin->w_s = &(buf->b_s); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3412 #endif |
7 | 3413 curwin->w_buffer = buf; |
3414 curbuf = buf; | |
3415 ++curbuf->b_nwindows; | |
3416 /* set 'fileformat' */ | |
3417 if (*p_ffs && !oldbuf) | |
3418 set_fileformat(default_fileformat(), OPT_LOCAL); | |
3419 } | |
3420 | |
3421 /* May get the window options from the last time this buffer | |
3422 * was in this window (or another window). If not used | |
3423 * before, reset the local window options to the global | |
3424 * values. Also restores old folding stuff. */ | |
1289 | 3425 get_winopts(curbuf); |
1185 | 3426 #ifdef FEAT_SPELL |
3427 did_get_winopts = TRUE; | |
3428 #endif | |
7 | 3429 |
3430 #ifdef FEAT_AUTOCMD | |
3431 } | |
3432 vim_free(new_name); | |
3433 au_new_curbuf = NULL; | |
3434 #endif | |
3435 } | |
3436 else | |
3437 ++curbuf->b_nwindows; | |
3438 | |
3439 curwin->w_pcmark.lnum = 1; | |
3440 curwin->w_pcmark.col = 0; | |
3441 } | |
3442 else /* !other_file */ | |
3443 { | |
3444 if ( | |
3445 #ifdef FEAT_LISTCMDS | |
3446 (flags & ECMD_ADDBUF) || | |
3447 #endif | |
3448 check_fname() == FAIL) | |
3449 goto theend; | |
3450 oldbuf = (flags & ECMD_OLDBUF); | |
3451 } | |
3452 | |
3453 if ((flags & ECMD_SET_HELP) || keep_help_flag) | |
3454 { | |
3455 char_u *p; | |
3456 | |
3457 curbuf->b_help = TRUE; | |
3458 #ifdef FEAT_QUICKFIX | |
3459 set_string_option_direct((char_u *)"buftype", -1, | |
694 | 3460 (char_u *)"help", OPT_FREE|OPT_LOCAL, 0); |
7 | 3461 #endif |
3462 | |
3463 /* | |
3464 * Always set these options after jumping to a help tag, because the | |
3465 * user may have an autocommand that gets in the way. | |
3466 * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and | |
3467 * latin1 word characters (for translated help files). | |
3468 * Only set it when needed, buf_init_chartab() is some work. | |
3469 */ | |
3470 p = | |
3471 #ifdef EBCDIC | |
3472 (char_u *)"65-255,^*,^|,^\""; | |
3473 #else | |
3474 (char_u *)"!-~,^*,^|,^\",192-255"; | |
3475 #endif | |
3476 if (STRCMP(curbuf->b_p_isk, p) != 0) | |
3477 { | |
3478 set_string_option_direct((char_u *)"isk", -1, p, | |
694 | 3479 OPT_FREE|OPT_LOCAL, 0); |
7 | 3480 check_buf_options(curbuf); |
3481 (void)buf_init_chartab(curbuf, FALSE); | |
3482 } | |
3483 | |
3484 curbuf->b_p_ts = 8; /* 'tabstop' is 8 */ | |
3485 curwin->w_p_list = FALSE; /* no list mode */ | |
3486 | |
3487 curbuf->b_p_ma = FALSE; /* not modifiable */ | |
3488 curbuf->b_p_bin = FALSE; /* reset 'bin' before reading file */ | |
3489 curwin->w_p_nu = 0; /* no line numbers */ | |
2178
c6f1aa1e9f32
Add 'relativenumber' patch from Markus Heidelberg.
Bram Moolenaar <bram@vim.org>
parents:
2127
diff
changeset
|
3490 curwin->w_p_rnu = 0; /* no relative line numbers */ |
2583 | 3491 RESET_BINDING(curwin); /* no scroll or cursor binding */ |
7 | 3492 #ifdef FEAT_ARABIC |
3493 curwin->w_p_arab = FALSE; /* no arabic mode */ | |
3494 #endif | |
3495 #ifdef FEAT_RIGHTLEFT | |
3496 curwin->w_p_rl = FALSE; /* help window is left-to-right */ | |
3497 #endif | |
3498 #ifdef FEAT_FOLDING | |
3499 curwin->w_p_fen = FALSE; /* No folding in the help window */ | |
3500 #endif | |
3501 #ifdef FEAT_DIFF | |
3502 curwin->w_p_diff = FALSE; /* No 'diff' */ | |
3503 #endif | |
748 | 3504 #ifdef FEAT_SPELL |
371 | 3505 curwin->w_p_spell = FALSE; /* No spell checking */ |
3506 #endif | |
7 | 3507 |
3508 #ifdef FEAT_AUTOCMD | |
3509 buf = curbuf; | |
3510 #endif | |
3511 set_buflisted(FALSE); | |
3512 } | |
3513 else | |
3514 { | |
3515 #ifdef FEAT_AUTOCMD | |
3516 buf = curbuf; | |
3517 #endif | |
3518 /* Don't make a buffer listed if it's a help buffer. Useful when | |
3519 * using CTRL-O to go back to a help file. */ | |
3520 if (!curbuf->b_help) | |
3521 set_buflisted(TRUE); | |
3522 } | |
3523 | |
3524 #ifdef FEAT_AUTOCMD | |
3525 /* If autocommands change buffers under our fingers, forget about | |
3526 * editing the file. */ | |
3527 if (buf != curbuf) | |
3528 goto theend; | |
3529 # ifdef FEAT_EVAL | |
3530 if (aborting()) /* autocmds may abort script processing */ | |
3531 goto theend; | |
3532 # endif | |
3533 | |
3534 /* Since we are starting to edit a file, consider the filetype to be | |
3535 * unset. Helps for when an autocommand changes files and expects syntax | |
3536 * highlighting to work in the other file. */ | |
3537 did_filetype = FALSE; | |
3538 #endif | |
3539 | |
3540 /* | |
3541 * other_file oldbuf | |
3542 * FALSE FALSE re-edit same file, buffer is re-used | |
3543 * FALSE TRUE re-edit same file, nothing changes | |
3544 * TRUE FALSE start editing new file, new buffer | |
3545 * TRUE TRUE start editing in existing buffer (nothing to do) | |
3546 */ | |
3547 if (!other_file && !oldbuf) /* re-use the buffer */ | |
3548 { | |
3549 set_last_cursor(curwin); /* may set b_last_cursor */ | |
3550 if (newlnum == ECMD_LAST || newlnum == ECMD_LASTL) | |
3551 { | |
3552 newlnum = curwin->w_cursor.lnum; | |
3553 solcol = curwin->w_cursor.col; | |
3554 } | |
3555 #ifdef FEAT_AUTOCMD | |
3556 buf = curbuf; | |
3557 if (buf->b_fname != NULL) | |
3558 new_name = vim_strsave(buf->b_fname); | |
3559 else | |
3560 new_name = NULL; | |
3561 #endif | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
3562 if (p_ur < 0 || curbuf->b_ml.ml_line_count <= p_ur) |
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Add the 'undoreload' option to be able to undo a file reload.
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diff
changeset
|
3563 { |
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Add the 'undoreload' option to be able to undo a file reload.
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2311
diff
changeset
|
3564 /* Save all the text, so that the reload can be undone. |
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Add the 'undoreload' option to be able to undo a file reload.
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2311
diff
changeset
|
3565 * Sync first so that this is a separate undo-able action. */ |
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Add the 'undoreload' option to be able to undo a file reload.
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2311
diff
changeset
|
3566 u_sync(FALSE); |
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Add the 'undoreload' option to be able to undo a file reload.
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2311
diff
changeset
|
3567 if (u_savecommon(0, curbuf->b_ml.ml_line_count + 1, 0, TRUE) |
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Add the 'undoreload' option to be able to undo a file reload.
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2311
diff
changeset
|
3568 == FAIL) |
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Add the 'undoreload' option to be able to undo a file reload.
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diff
changeset
|
3569 goto theend; |
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Add the 'undoreload' option to be able to undo a file reload.
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2311
diff
changeset
|
3570 u_unchanged(curbuf); |
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
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2311
diff
changeset
|
3571 buf_freeall(curbuf, BFA_KEEP_UNDO); |
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
3572 |
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
3573 /* tell readfile() not to clear or reload undo info */ |
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
3574 readfile_flags = READ_KEEP_UNDO; |
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
3575 } |
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
3576 else |
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
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2311
diff
changeset
|
3577 buf_freeall(curbuf, 0); /* free all things for buffer */ |
7 | 3578 #ifdef FEAT_AUTOCMD |
3579 /* If autocommands deleted the buffer we were going to re-edit, give | |
3580 * up and jump to the end. */ | |
3581 if (!buf_valid(buf)) | |
3582 { | |
3583 delbuf_msg(new_name); /* frees new_name */ | |
3584 goto theend; | |
3585 } | |
3586 vim_free(new_name); | |
3587 | |
3588 /* If autocommands change buffers under our fingers, forget about | |
3589 * re-editing the file. Should do the buf_clear_file(), but perhaps | |
3590 * the autocommands changed the buffer... */ | |
3591 if (buf != curbuf) | |
3592 goto theend; | |
3593 # ifdef FEAT_EVAL | |
3594 if (aborting()) /* autocmds may abort script processing */ | |
3595 goto theend; | |
3596 # endif | |
3597 #endif | |
3598 buf_clear_file(curbuf); | |
3599 curbuf->b_op_start.lnum = 0; /* clear '[ and '] marks */ | |
3600 curbuf->b_op_end.lnum = 0; | |
3601 } | |
3602 | |
3603 /* | |
3604 * If we get here we are sure to start editing | |
3605 */ | |
3606 /* don't redraw until the cursor is in the right line */ | |
3607 ++RedrawingDisabled; | |
3608 | |
3609 /* Assume success now */ | |
3610 retval = OK; | |
3611 | |
3612 /* | |
3613 * Reset cursor position, could be used by autocommands. | |
3614 */ | |
3615 check_cursor(); | |
3616 | |
3617 /* | |
3618 * Check if we are editing the w_arg_idx file in the argument list. | |
3619 */ | |
3620 check_arg_idx(curwin); | |
3621 | |
3622 #ifdef FEAT_AUTOCMD | |
3623 if (!auto_buf) | |
3624 #endif | |
3625 { | |
3626 /* | |
3627 * Set cursor and init window before reading the file and executing | |
3628 * autocommands. This allows for the autocommands to position the | |
3629 * cursor. | |
3630 */ | |
677 | 3631 curwin_init(); |
7 | 3632 |
3633 #ifdef FEAT_FOLDING | |
1370 | 3634 /* It's possible that all lines in the buffer changed. Need to update |
3635 * automatic folding for all windows where it's used. */ | |
3636 # ifdef FEAT_WINDOWS | |
3637 { | |
3638 win_T *win; | |
3639 tabpage_T *tp; | |
3640 | |
3641 FOR_ALL_TAB_WINDOWS(tp, win) | |
3642 if (win->w_buffer == curbuf) | |
3643 foldUpdateAll(win); | |
3644 } | |
3645 # else | |
7 | 3646 foldUpdateAll(curwin); |
1370 | 3647 # endif |
7 | 3648 #endif |
3649 | |
961 | 3650 /* Change directories when the 'acd' option is set. */ |
3651 DO_AUTOCHDIR | |
3652 | |
7 | 3653 /* |
3654 * Careful: open_buffer() and apply_autocmds() may change the current | |
3655 * buffer and window. | |
3656 */ | |
3657 lnum = curwin->w_cursor.lnum; | |
3658 topline = curwin->w_topline; | |
3659 if (!oldbuf) /* need to read the file */ | |
3660 { | |
580 | 3661 #if defined(HAS_SWAP_EXISTS_ACTION) |
7 | 3662 swap_exists_action = SEA_DIALOG; |
3663 #endif | |
3664 curbuf->b_flags |= BF_CHECK_RO; /* set/reset 'ro' flag */ | |
3665 | |
3666 /* | |
3667 * Open the buffer and read the file. | |
3668 */ | |
3669 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
2394
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
3670 if (should_abort(open_buffer(FALSE, eap, readfile_flags))) |
7 | 3671 retval = FAIL; |
3672 #else | |
2394
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Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
3673 (void)open_buffer(FALSE, eap, readfile_flags); |
7 | 3674 #endif |
3675 | |
580 | 3676 #if defined(HAS_SWAP_EXISTS_ACTION) |
7 | 3677 if (swap_exists_action == SEA_QUIT) |
3678 retval = FAIL; | |
3679 handle_swap_exists(old_curbuf); | |
3680 #endif | |
3681 } | |
3682 #ifdef FEAT_AUTOCMD | |
3683 else | |
3684 { | |
23 | 3685 /* Read the modelines, but only to set window-local options. Any |
3686 * buffer-local options have already been set and may have been | |
3687 * changed by the user. */ | |
717 | 3688 do_modelines(OPT_WINONLY); |
23 | 3689 |
7 | 3690 apply_autocmds_retval(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf, |
3691 &retval); | |
3692 apply_autocmds_retval(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf, | |
3693 &retval); | |
3694 } | |
3695 check_arg_idx(curwin); | |
3696 #endif | |
3697 | |
3698 /* | |
3699 * If autocommands change the cursor position or topline, we should | |
3700 * keep it. | |
3701 */ | |
3702 if (curwin->w_cursor.lnum != lnum) | |
3703 { | |
3704 newlnum = curwin->w_cursor.lnum; | |
3705 newcol = curwin->w_cursor.col; | |
3706 } | |
3707 if (curwin->w_topline == topline) | |
3708 topline = 0; | |
3709 | |
3710 /* Even when cursor didn't move we need to recompute topline. */ | |
3711 changed_line_abv_curs(); | |
3712 | |
3713 #ifdef FEAT_TITLE | |
3714 maketitle(); | |
3715 #endif | |
3716 } | |
3717 | |
3718 #ifdef FEAT_DIFF | |
3719 /* Tell the diff stuff that this buffer is new and/or needs updating. | |
3720 * Also needed when re-editing the same buffer, because unloading will | |
3721 * have removed it as a diff buffer. */ | |
673 | 3722 if (curwin->w_p_diff) |
3723 { | |
3724 diff_buf_add(curbuf); | |
3725 diff_invalidate(curbuf); | |
3726 } | |
7 | 3727 #endif |
3728 | |
1185 | 3729 #ifdef FEAT_SPELL |
3730 /* If the window options were changed may need to set the spell language. | |
3731 * Can only do this after the buffer has been properly setup. */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3732 if (did_get_winopts && curwin->w_p_spell && *curwin->w_s->b_p_spl != NUL) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
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|
3733 (void)did_set_spelllang(curwin); |
1185 | 3734 #endif |
3735 | |
7 | 3736 if (command == NULL) |
3737 { | |
3738 if (newcol >= 0) /* position set by autocommands */ | |
3739 { | |
3740 curwin->w_cursor.lnum = newlnum; | |
3741 curwin->w_cursor.col = newcol; | |
3742 check_cursor(); | |
3743 } | |
3744 else if (newlnum > 0) /* line number from caller or old position */ | |
3745 { | |
3746 curwin->w_cursor.lnum = newlnum; | |
3747 check_cursor_lnum(); | |
3748 if (solcol >= 0 && !p_sol) | |
3749 { | |
3750 /* 'sol' is off: Use last known column. */ | |
3751 curwin->w_cursor.col = solcol; | |
3752 check_cursor_col(); | |
3753 #ifdef FEAT_VIRTUALEDIT | |
3754 curwin->w_cursor.coladd = 0; | |
3755 #endif | |
3756 curwin->w_set_curswant = TRUE; | |
3757 } | |
3758 else | |
3759 beginline(BL_SOL | BL_FIX); | |
3760 } | |
3761 else /* no line number, go to last line in Ex mode */ | |
3762 { | |
3763 if (exmode_active) | |
3764 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
3765 beginline(BL_WHITE | BL_FIX); | |
3766 } | |
3767 } | |
3768 | |
3769 #ifdef FEAT_WINDOWS | |
3770 /* Check if cursors in other windows on the same buffer are still valid */ | |
3771 check_lnums(FALSE); | |
3772 #endif | |
3773 | |
3774 /* | |
3775 * Did not read the file, need to show some info about the file. | |
3776 * Do this after setting the cursor. | |
3777 */ | |
3778 if (oldbuf | |
3779 #ifdef FEAT_AUTOCMD | |
3780 && !auto_buf | |
3781 #endif | |
3782 ) | |
3783 { | |
3784 int msg_scroll_save = msg_scroll; | |
3785 | |
3786 /* Obey the 'O' flag in 'cpoptions': overwrite any previous file | |
3787 * message. */ | |
3788 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0) | |
3789 msg_scroll = FALSE; | |
3790 if (!msg_scroll) /* wait a bit when overwriting an error msg */ | |
3791 check_for_delay(FALSE); | |
3792 msg_start(); | |
3793 msg_scroll = msg_scroll_save; | |
3794 msg_scrolled_ign = TRUE; | |
3795 | |
3796 fileinfo(FALSE, TRUE, FALSE); | |
3797 | |
3798 msg_scrolled_ign = FALSE; | |
3799 } | |
3800 | |
3801 if (command != NULL) | |
3802 do_cmdline(command, NULL, NULL, DOCMD_VERBOSE); | |
3803 | |
3804 #ifdef FEAT_KEYMAP | |
3805 if (curbuf->b_kmap_state & KEYMAP_INIT) | |
1869 | 3806 (void)keymap_init(); |
7 | 3807 #endif |
3808 | |
3809 --RedrawingDisabled; | |
3810 if (!skip_redraw) | |
3811 { | |
3812 n = p_so; | |
3813 if (topline == 0 && command == NULL) | |
3814 p_so = 999; /* force cursor halfway the window */ | |
3815 update_topline(); | |
3816 #ifdef FEAT_SCROLLBIND | |
3817 curwin->w_scbind_pos = curwin->w_topline; | |
3818 #endif | |
3819 p_so = n; | |
3820 redraw_curbuf_later(NOT_VALID); /* redraw this buffer later */ | |
3821 } | |
3822 | |
3823 if (p_im) | |
3824 need_start_insertmode = TRUE; | |
3825 | |
961 | 3826 /* Change directories when the 'acd' option is set. */ |
3827 DO_AUTOCHDIR | |
821 | 3828 |
3829 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
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2178
diff
changeset
|
3830 if (curbuf->b_ffname != NULL) |
7 | 3831 { |
3832 # ifdef FEAT_SUN_WORKSHOP | |
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
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2178
diff
changeset
|
3833 if (gui.in_use && usingSunWorkShop) |
7 | 3834 workshop_file_opened((char *)curbuf->b_ffname, curbuf->b_p_ro); |
3835 # endif | |
3836 # ifdef FEAT_NETBEANS_INTG | |
2210 | 3837 if ((flags & ECMD_SET_HELP) != ECMD_SET_HELP) |
34 | 3838 netbeans_file_opened(curbuf); |
7 | 3839 # endif |
3840 } | |
3841 #endif | |
3842 | |
3843 theend: | |
716 | 3844 #ifdef FEAT_AUTOCMD |
3845 if (did_set_swapcommand) | |
3846 set_vim_var_string(VV_SWAPCOMMAND, NULL, -1); | |
3847 #endif | |
7 | 3848 #ifdef FEAT_BROWSE |
3849 vim_free(browse_file); | |
3850 #endif | |
3851 vim_free(free_fname); | |
3852 return retval; | |
3853 } | |
3854 | |
3855 #ifdef FEAT_AUTOCMD | |
3856 static void | |
3857 delbuf_msg(name) | |
3858 char_u *name; | |
3859 { | |
3860 EMSG2(_("E143: Autocommands unexpectedly deleted new buffer %s"), | |
3861 name == NULL ? (char_u *)"" : name); | |
3862 vim_free(name); | |
3863 au_new_curbuf = NULL; | |
3864 } | |
3865 #endif | |
3866 | |
169 | 3867 static int append_indent = 0; /* autoindent for first line */ |
3868 | |
7 | 3869 /* |
3870 * ":insert" and ":append", also used by ":change" | |
3871 */ | |
3872 void | |
3873 ex_append(eap) | |
3874 exarg_T *eap; | |
3875 { | |
3876 char_u *theline; | |
3877 int did_undo = FALSE; | |
3878 linenr_T lnum = eap->line2; | |
165 | 3879 int indent = 0; |
3880 char_u *p; | |
3881 int vcol; | |
3882 int empty = (curbuf->b_ml.ml_flags & ML_EMPTY); | |
7 | 3883 |
169 | 3884 /* the ! flag toggles autoindent */ |
3885 if (eap->forceit) | |
3886 curbuf->b_p_ai = !curbuf->b_p_ai; | |
3887 | |
3888 /* First autoindent comes from the line we start on */ | |
3889 if (eap->cmdidx != CMD_change && curbuf->b_p_ai && lnum > 0) | |
3890 append_indent = get_indent_lnum(lnum); | |
3891 | |
7 | 3892 if (eap->cmdidx != CMD_append) |
3893 --lnum; | |
3894 | |
165 | 3895 /* when the buffer is empty append to line 0 and delete the dummy line */ |
3896 if (empty && lnum == 1) | |
3897 lnum = 0; | |
3898 | |
7 | 3899 State = INSERT; /* behave like in Insert mode */ |
3900 if (curbuf->b_p_iminsert == B_IMODE_LMAP) | |
3901 State |= LANGMAP; | |
165 | 3902 |
408 | 3903 for (;;) |
7 | 3904 { |
3905 msg_scroll = TRUE; | |
3906 need_wait_return = FALSE; | |
169 | 3907 if (curbuf->b_p_ai) |
3908 { | |
3909 if (append_indent >= 0) | |
3910 { | |
3911 indent = append_indent; | |
3912 append_indent = -1; | |
3913 } | |
3914 else if (lnum > 0) | |
3915 indent = get_indent_lnum(lnum); | |
3916 } | |
3917 ex_keep_indent = FALSE; | |
7 | 3918 if (eap->getline == NULL) |
169 | 3919 { |
3920 /* No getline() function, use the lines that follow. This ends | |
3921 * when there is no more. */ | |
3922 if (eap->nextcmd == NULL || *eap->nextcmd == NUL) | |
3923 break; | |
3924 p = vim_strchr(eap->nextcmd, NL); | |
3925 if (p == NULL) | |
3926 p = eap->nextcmd + STRLEN(eap->nextcmd); | |
3927 theline = vim_strnsave(eap->nextcmd, (int)(p - eap->nextcmd)); | |
3928 if (*p != NUL) | |
3929 ++p; | |
3930 eap->nextcmd = p; | |
3931 } | |
7 | 3932 else |
3933 theline = eap->getline( | |
3934 #ifdef FEAT_EVAL | |
76 | 3935 eap->cstack->cs_looplevel > 0 ? -1 : |
7 | 3936 #endif |
165 | 3937 NUL, eap->cookie, indent); |
7 | 3938 lines_left = Rows - 1; |
165 | 3939 if (theline == NULL) |
3940 break; | |
3941 | |
169 | 3942 /* Using ^ CTRL-D in getexmodeline() makes us repeat the indent. */ |
3943 if (ex_keep_indent) | |
3944 append_indent = indent; | |
3945 | |
165 | 3946 /* Look for the "." after automatic indent. */ |
3947 vcol = 0; | |
3948 for (p = theline; indent > vcol; ++p) | |
3949 { | |
3950 if (*p == ' ') | |
3951 ++vcol; | |
3952 else if (*p == TAB) | |
3953 vcol += 8 - vcol % 8; | |
3954 else | |
3955 break; | |
3956 } | |
3957 if ((p[0] == '.' && p[1] == NUL) | |
321 | 3958 || (!did_undo && u_save(lnum, lnum + 1 + (empty ? 1 : 0)) |
3959 == FAIL)) | |
7 | 3960 { |
3961 vim_free(theline); | |
3962 break; | |
3963 } | |
3964 | |
169 | 3965 /* don't use autoindent if nothing was typed. */ |
3966 if (p[0] == NUL) | |
3967 theline[0] = NUL; | |
3968 | |
7 | 3969 did_undo = TRUE; |
3970 ml_append(lnum, theline, (colnr_T)0, FALSE); | |
3971 appended_lines_mark(lnum, 1L); | |
3972 | |
3973 vim_free(theline); | |
3974 ++lnum; | |
165 | 3975 |
3976 if (empty) | |
3977 { | |
3978 ml_delete(2L, FALSE); | |
3979 empty = FALSE; | |
3980 } | |
7 | 3981 } |
3982 State = NORMAL; | |
3983 | |
169 | 3984 if (eap->forceit) |
3985 curbuf->b_p_ai = !curbuf->b_p_ai; | |
3986 | |
7 | 3987 /* "start" is set to eap->line2+1 unless that position is invalid (when |
1227 | 3988 * eap->line2 pointed to the end of the buffer and nothing was appended) |
7 | 3989 * "end" is set to lnum when something has been appended, otherwise |
3990 * it is the same than "start" -- Acevedo */ | |
3991 curbuf->b_op_start.lnum = (eap->line2 < curbuf->b_ml.ml_line_count) ? | |
3992 eap->line2 + 1 : curbuf->b_ml.ml_line_count; | |
3993 if (eap->cmdidx != CMD_append) | |
3994 --curbuf->b_op_start.lnum; | |
3995 curbuf->b_op_end.lnum = (eap->line2 < lnum) | |
3996 ? lnum : curbuf->b_op_start.lnum; | |
3997 curbuf->b_op_start.col = curbuf->b_op_end.col = 0; | |
3998 curwin->w_cursor.lnum = lnum; | |
3999 check_cursor_lnum(); | |
4000 beginline(BL_SOL | BL_FIX); | |
4001 | |
4002 need_wait_return = FALSE; /* don't use wait_return() now */ | |
4003 ex_no_reprint = TRUE; | |
4004 } | |
4005 | |
4006 /* | |
4007 * ":change" | |
4008 */ | |
4009 void | |
4010 ex_change(eap) | |
4011 exarg_T *eap; | |
4012 { | |
4013 linenr_T lnum; | |
4014 | |
4015 if (eap->line2 >= eap->line1 | |
4016 && u_save(eap->line1 - 1, eap->line2 + 1) == FAIL) | |
4017 return; | |
4018 | |
169 | 4019 /* the ! flag toggles autoindent */ |
4020 if (eap->forceit ? !curbuf->b_p_ai : curbuf->b_p_ai) | |
4021 append_indent = get_indent_lnum(eap->line1); | |
4022 | |
7 | 4023 for (lnum = eap->line2; lnum >= eap->line1; --lnum) |
4024 { | |
4025 if (curbuf->b_ml.ml_flags & ML_EMPTY) /* nothing to delete */ | |
4026 break; | |
4027 ml_delete(eap->line1, FALSE); | |
4028 } | |
1929 | 4029 |
4030 /* make sure the cursor is not beyond the end of the file now */ | |
4031 check_cursor_lnum(); | |
7 | 4032 deleted_lines_mark(eap->line1, (long)(eap->line2 - lnum)); |
4033 | |
4034 /* ":append" on the line above the deleted lines. */ | |
4035 eap->line2 = eap->line1; | |
4036 ex_append(eap); | |
4037 } | |
4038 | |
4039 void | |
4040 ex_z(eap) | |
4041 exarg_T *eap; | |
4042 { | |
4043 char_u *x; | |
165 | 4044 int bigness; |
4045 char_u *kind; | |
7 | 4046 int minus = 0; |
4047 linenr_T start, end, curs, i; | |
4048 int j; | |
4049 linenr_T lnum = eap->line2; | |
4050 | |
165 | 4051 /* Vi compatible: ":z!" uses display height, without a count uses |
4052 * 'scroll' */ | |
4053 if (eap->forceit) | |
4054 bigness = curwin->w_height; | |
4055 else if (firstwin == lastwin) | |
4056 bigness = curwin->w_p_scr * 2; | |
1877 | 4057 #ifdef FEAT_WINDOWS |
165 | 4058 else |
4059 bigness = curwin->w_height - 3; | |
1877 | 4060 #endif |
7 | 4061 if (bigness < 1) |
4062 bigness = 1; | |
4063 | |
4064 x = eap->arg; | |
165 | 4065 kind = x; |
4066 if (*kind == '-' || *kind == '+' || *kind == '=' | |
4067 || *kind == '^' || *kind == '.') | |
4068 ++x; | |
4069 while (*x == '-' || *x == '+') | |
7 | 4070 ++x; |
4071 | |
4072 if (*x != 0) | |
4073 { | |
4074 if (!VIM_ISDIGIT(*x)) | |
4075 { | |
4076 EMSG(_("E144: non-numeric argument to :z")); | |
4077 return; | |
4078 } | |
4079 else | |
165 | 4080 { |
7 | 4081 bigness = atoi((char *)x); |
165 | 4082 p_window = bigness; |
169 | 4083 if (*kind == '=') |
4084 bigness += 2; | |
165 | 4085 } |
7 | 4086 } |
4087 | |
165 | 4088 /* the number of '-' and '+' multiplies the distance */ |
4089 if (*kind == '-' || *kind == '+') | |
4090 for (x = kind + 1; *x == *kind; ++x) | |
4091 ; | |
4092 | |
4093 switch (*kind) | |
7 | 4094 { |
4095 case '-': | |
2881 | 4096 start = lnum - bigness * (linenr_T)(x - kind) + 1; |
4097 end = start + bigness - 1; | |
165 | 4098 curs = end; |
7 | 4099 break; |
4100 | |
4101 case '=': | |
159 | 4102 start = lnum - (bigness + 1) / 2 + 1; |
4103 end = lnum + (bigness + 1) / 2 - 1; | |
7 | 4104 curs = lnum; |
4105 minus = 1; | |
4106 break; | |
4107 | |
4108 case '^': | |
4109 start = lnum - bigness * 2; | |
4110 end = lnum - bigness; | |
4111 curs = lnum - bigness; | |
4112 break; | |
4113 | |
4114 case '.': | |
159 | 4115 start = lnum - (bigness + 1) / 2 + 1; |
4116 end = lnum + (bigness + 1) / 2 - 1; | |
7 | 4117 curs = end; |
4118 break; | |
4119 | |
4120 default: /* '+' */ | |
4121 start = lnum; | |
165 | 4122 if (*kind == '+') |
835 | 4123 start += bigness * (linenr_T)(x - kind - 1) + 1; |
169 | 4124 else if (eap->addr_count == 0) |
4125 ++start; | |
4126 end = start + bigness - 1; | |
7 | 4127 curs = end; |
4128 break; | |
4129 } | |
4130 | |
4131 if (start < 1) | |
4132 start = 1; | |
4133 | |
4134 if (end > curbuf->b_ml.ml_line_count) | |
4135 end = curbuf->b_ml.ml_line_count; | |
4136 | |
4137 if (curs > curbuf->b_ml.ml_line_count) | |
4138 curs = curbuf->b_ml.ml_line_count; | |
4139 | |
4140 for (i = start; i <= end; i++) | |
4141 { | |
4142 if (minus && i == lnum) | |
4143 { | |
4144 msg_putchar('\n'); | |
4145 | |
4146 for (j = 1; j < Columns; j++) | |
4147 msg_putchar('-'); | |
4148 } | |
4149 | |
169 | 4150 print_line(i, eap->flags & EXFLAG_NR, eap->flags & EXFLAG_LIST); |
7 | 4151 |
4152 if (minus && i == lnum) | |
4153 { | |
4154 msg_putchar('\n'); | |
4155 | |
4156 for (j = 1; j < Columns; j++) | |
4157 msg_putchar('-'); | |
4158 } | |
4159 } | |
4160 | |
4161 curwin->w_cursor.lnum = curs; | |
4162 ex_no_reprint = TRUE; | |
4163 } | |
4164 | |
4165 /* | |
4166 * Check if the restricted flag is set. | |
4167 * If so, give an error message and return TRUE. | |
4168 * Otherwise, return FALSE. | |
4169 */ | |
4170 int | |
4171 check_restricted() | |
4172 { | |
4173 if (restricted) | |
4174 { | |
4175 EMSG(_("E145: Shell commands not allowed in rvim")); | |
4176 return TRUE; | |
4177 } | |
4178 return FALSE; | |
4179 } | |
4180 | |
4181 /* | |
4182 * Check if the secure flag is set (.exrc or .vimrc in current directory). | |
4183 * If so, give an error message and return TRUE. | |
4184 * Otherwise, return FALSE. | |
4185 */ | |
4186 int | |
4187 check_secure() | |
4188 { | |
4189 if (secure) | |
4190 { | |
4191 secure = 2; | |
4192 EMSG(_(e_curdir)); | |
4193 return TRUE; | |
4194 } | |
4195 #ifdef HAVE_SANDBOX | |
4196 /* | |
4197 * In the sandbox more things are not allowed, including the things | |
4198 * disallowed in secure mode. | |
4199 */ | |
4200 if (sandbox != 0) | |
4201 { | |
4202 EMSG(_(e_sandbox)); | |
4203 return TRUE; | |
4204 } | |
4205 #endif | |
4206 return FALSE; | |
4207 } | |
4208 | |
4209 static char_u *old_sub = NULL; /* previous substitute pattern */ | |
4210 static int global_need_beginline; /* call beginline() after ":g" */ | |
4211 | |
4212 /* do_sub() | |
4213 * | |
4214 * Perform a substitution from line eap->line1 to line eap->line2 using the | |
4215 * command pointed to by eap->arg which should be of the form: | |
4216 * | |
4217 * /pattern/substitution/{flags} | |
4218 * | |
4219 * The usual escapes are supported as described in the regexp docs. | |
4220 */ | |
4221 void | |
4222 do_sub(eap) | |
4223 exarg_T *eap; | |
4224 { | |
4225 linenr_T lnum; | |
4226 long i = 0; | |
4227 regmmatch_T regmatch; | |
4228 static int do_all = FALSE; /* do multiple substitutions per line */ | |
4229 static int do_ask = FALSE; /* ask for confirmation */ | |
170 | 4230 static int do_count = FALSE; /* count only */ |
7 | 4231 static int do_error = TRUE; /* if false, ignore errors */ |
4232 static int do_print = FALSE; /* print last line with subs. */ | |
169 | 4233 static int do_list = FALSE; /* list last line with subs. */ |
4234 static int do_number = FALSE; /* list last line with line nr*/ | |
7 | 4235 static int do_ic = 0; /* ignore case flag */ |
4236 char_u *pat = NULL, *sub = NULL; /* init for GCC */ | |
4237 int delimiter; | |
4238 int sublen; | |
4239 int got_quit = FALSE; | |
4240 int got_match = FALSE; | |
4241 int temp; | |
4242 int which_pat; | |
4243 char_u *cmd; | |
4244 int save_State; | |
165 | 4245 linenr_T first_line = 0; /* first changed line */ |
4246 linenr_T last_line= 0; /* below last changed line AFTER the | |
7 | 4247 * change */ |
4248 linenr_T old_line_count = curbuf->b_ml.ml_line_count; | |
4249 linenr_T line2; | |
165 | 4250 long nmatch; /* number of lines in match */ |
4251 char_u *sub_firstline; /* allocated copy of first sub line */ | |
4252 int endcolumn = FALSE; /* cursor in last column when done */ | |
170 | 4253 pos_T old_cursor = curwin->w_cursor; |
2126
e038754d419a
updated for version 7.2.408
Bram Moolenaar <bram@zimbu.org>
parents:
1929
diff
changeset
|
4254 int start_nsubs; |
7 | 4255 |
4256 cmd = eap->arg; | |
4257 if (!global_busy) | |
4258 { | |
4259 sub_nsubs = 0; | |
4260 sub_nlines = 0; | |
4261 } | |
2126
e038754d419a
updated for version 7.2.408
Bram Moolenaar <bram@zimbu.org>
parents:
1929
diff
changeset
|
4262 start_nsubs = sub_nsubs; |
7 | 4263 |
4264 if (eap->cmdidx == CMD_tilde) | |
4265 which_pat = RE_LAST; /* use last used regexp */ | |
4266 else | |
4267 which_pat = RE_SUBST; /* use last substitute regexp */ | |
4268 | |
4269 /* new pattern and substitution */ | |
4270 if (eap->cmd[0] == 's' && *cmd != NUL && !vim_iswhite(*cmd) | |
4271 && vim_strchr((char_u *)"0123456789cegriIp|\"", *cmd) == NULL) | |
4272 { | |
4273 /* don't accept alphanumeric for separator */ | |
4274 if (isalpha(*cmd)) | |
4275 { | |
4276 EMSG(_("E146: Regular expressions can't be delimited by letters")); | |
4277 return; | |
4278 } | |
4279 /* | |
4280 * undocumented vi feature: | |
4281 * "\/sub/" and "\?sub?" use last used search pattern (almost like | |
4282 * //sub/r). "\&sub&" use last substitute pattern (like //sub/). | |
4283 */ | |
4284 if (*cmd == '\\') | |
4285 { | |
4286 ++cmd; | |
4287 if (vim_strchr((char_u *)"/?&", *cmd) == NULL) | |
4288 { | |
4289 EMSG(_(e_backslash)); | |
4290 return; | |
4291 } | |
4292 if (*cmd != '&') | |
4293 which_pat = RE_SEARCH; /* use last '/' pattern */ | |
4294 pat = (char_u *)""; /* empty search pattern */ | |
4295 delimiter = *cmd++; /* remember delimiter character */ | |
4296 } | |
4297 else /* find the end of the regexp */ | |
4298 { | |
1466 | 4299 #ifdef FEAT_FKMAP /* reverse the flow of the Farsi characters */ |
4300 if (p_altkeymap && curwin->w_p_rl) | |
4301 lrF_sub(cmd); | |
4302 #endif | |
7 | 4303 which_pat = RE_LAST; /* use last used regexp */ |
4304 delimiter = *cmd++; /* remember delimiter character */ | |
4305 pat = cmd; /* remember start of search pat */ | |
4306 cmd = skip_regexp(cmd, delimiter, p_magic, &eap->arg); | |
4307 if (cmd[0] == delimiter) /* end delimiter found */ | |
4308 *cmd++ = NUL; /* replace it with a NUL */ | |
4309 } | |
4310 | |
4311 /* | |
4312 * Small incompatibility: vi sees '\n' as end of the command, but in | |
4313 * Vim we want to use '\n' to find/substitute a NUL. | |
4314 */ | |
4315 sub = cmd; /* remember the start of the substitution */ | |
4316 | |
4317 while (cmd[0]) | |
4318 { | |
4319 if (cmd[0] == delimiter) /* end delimiter found */ | |
4320 { | |
4321 *cmd++ = NUL; /* replace it with a NUL */ | |
4322 break; | |
4323 } | |
4324 if (cmd[0] == '\\' && cmd[1] != 0) /* skip escaped characters */ | |
4325 ++cmd; | |
39 | 4326 mb_ptr_adv(cmd); |
7 | 4327 } |
4328 | |
4329 if (!eap->skip) | |
4330 { | |
169 | 4331 /* In POSIX vi ":s/pat/%/" uses the previous subst. string. */ |
4332 if (STRCMP(sub, "%") == 0 | |
4333 && vim_strchr(p_cpo, CPO_SUBPERCENT) != NULL) | |
4334 { | |
4335 if (old_sub == NULL) /* there is no previous command */ | |
4336 { | |
4337 EMSG(_(e_nopresub)); | |
4338 return; | |
4339 } | |
4340 sub = old_sub; | |
4341 } | |
4342 else | |
4343 { | |
4344 vim_free(old_sub); | |
4345 old_sub = vim_strsave(sub); | |
4346 } | |
7 | 4347 } |
4348 } | |
4349 else if (!eap->skip) /* use previous pattern and substitution */ | |
4350 { | |
4351 if (old_sub == NULL) /* there is no previous command */ | |
4352 { | |
4353 EMSG(_(e_nopresub)); | |
4354 return; | |
4355 } | |
4356 pat = NULL; /* search_regcomp() will use previous pattern */ | |
4357 sub = old_sub; | |
163 | 4358 |
4359 /* Vi compatibility quirk: repeating with ":s" keeps the cursor in the | |
4360 * last column after using "$". */ | |
4361 endcolumn = (curwin->w_curswant == MAXCOL); | |
7 | 4362 } |
4363 | |
4364 /* | |
4365 * Find trailing options. When '&' is used, keep old options. | |
4366 */ | |
4367 if (*cmd == '&') | |
4368 ++cmd; | |
4369 else | |
4370 { | |
4371 if (!p_ed) | |
4372 { | |
4373 if (p_gd) /* default is global on */ | |
4374 do_all = TRUE; | |
4375 else | |
4376 do_all = FALSE; | |
4377 do_ask = FALSE; | |
4378 } | |
4379 do_error = TRUE; | |
4380 do_print = FALSE; | |
587 | 4381 do_count = FALSE; |
1321 | 4382 do_number = FALSE; |
7 | 4383 do_ic = 0; |
4384 } | |
4385 while (*cmd) | |
4386 { | |
4387 /* | |
4388 * Note that 'g' and 'c' are always inverted, also when p_ed is off. | |
4389 * 'r' is never inverted. | |
4390 */ | |
4391 if (*cmd == 'g') | |
4392 do_all = !do_all; | |
4393 else if (*cmd == 'c') | |
4394 do_ask = !do_ask; | |
170 | 4395 else if (*cmd == 'n') |
4396 do_count = TRUE; | |
7 | 4397 else if (*cmd == 'e') |
4398 do_error = !do_error; | |
4399 else if (*cmd == 'r') /* use last used regexp */ | |
4400 which_pat = RE_LAST; | |
4401 else if (*cmd == 'p') | |
4402 do_print = TRUE; | |
169 | 4403 else if (*cmd == '#') |
4404 { | |
4405 do_print = TRUE; | |
4406 do_number = TRUE; | |
4407 } | |
4408 else if (*cmd == 'l') | |
4409 { | |
4410 do_print = TRUE; | |
4411 do_list = TRUE; | |
4412 } | |
7 | 4413 else if (*cmd == 'i') /* ignore case */ |
4414 do_ic = 'i'; | |
4415 else if (*cmd == 'I') /* don't ignore case */ | |
4416 do_ic = 'I'; | |
4417 else | |
4418 break; | |
4419 ++cmd; | |
4420 } | |
170 | 4421 if (do_count) |
4422 do_ask = FALSE; | |
7 | 4423 |
4424 /* | |
4425 * check for a trailing count | |
4426 */ | |
4427 cmd = skipwhite(cmd); | |
4428 if (VIM_ISDIGIT(*cmd)) | |
4429 { | |
4430 i = getdigits(&cmd); | |
4431 if (i <= 0 && !eap->skip && do_error) | |
4432 { | |
4433 EMSG(_(e_zerocount)); | |
4434 return; | |
4435 } | |
4436 eap->line1 = eap->line2; | |
4437 eap->line2 += i - 1; | |
4438 if (eap->line2 > curbuf->b_ml.ml_line_count) | |
4439 eap->line2 = curbuf->b_ml.ml_line_count; | |
4440 } | |
4441 | |
4442 /* | |
4443 * check for trailing command or garbage | |
4444 */ | |
4445 cmd = skipwhite(cmd); | |
4446 if (*cmd && *cmd != '"') /* if not end-of-line or comment */ | |
4447 { | |
4448 eap->nextcmd = check_nextcmd(cmd); | |
4449 if (eap->nextcmd == NULL) | |
4450 { | |
4451 EMSG(_(e_trailing)); | |
4452 return; | |
4453 } | |
4454 } | |
4455 | |
4456 if (eap->skip) /* not executing commands, only parsing */ | |
4457 return; | |
4458 | |
823 | 4459 if (!do_count && !curbuf->b_p_ma) |
4460 { | |
825 | 4461 /* Substitution is not allowed in non-'modifiable' buffer */ |
823 | 4462 EMSG(_(e_modifiable)); |
4463 return; | |
4464 } | |
4465 | |
7 | 4466 if (search_regcomp(pat, RE_SUBST, which_pat, SEARCH_HIS, ®match) == FAIL) |
4467 { | |
4468 if (do_error) | |
4469 EMSG(_(e_invcmd)); | |
4470 return; | |
4471 } | |
4472 | |
4473 /* the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' */ | |
4474 if (do_ic == 'i') | |
4475 regmatch.rmm_ic = TRUE; | |
4476 else if (do_ic == 'I') | |
4477 regmatch.rmm_ic = FALSE; | |
4478 | |
4479 sub_firstline = NULL; | |
4480 | |
4481 /* | |
4482 * ~ in the substitute pattern is replaced with the old pattern. | |
4483 * We do it here once to avoid it to be replaced over and over again. | |
4484 * But don't do it when it starts with "\=", then it's an expression. | |
4485 */ | |
4486 if (!(sub[0] == '\\' && sub[1] == '=')) | |
4487 sub = regtilde(sub, p_magic); | |
4488 | |
4489 /* | |
4490 * Check for a match on each line. | |
4491 */ | |
4492 line2 = eap->line2; | |
4493 for (lnum = eap->line1; lnum <= line2 && !(got_quit | |
4494 #if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD) | |
4495 || aborting() | |
4496 #endif | |
4497 ); ++lnum) | |
4498 { | |
1521 | 4499 nmatch = vim_regexec_multi(®match, curwin, curbuf, lnum, |
4500 (colnr_T)0, NULL); | |
7 | 4501 if (nmatch) |
4502 { | |
4503 colnr_T copycol; | |
4504 colnr_T matchcol; | |
4505 colnr_T prev_matchcol = MAXCOL; | |
4506 char_u *new_end, *new_start = NULL; | |
4507 unsigned new_start_len = 0; | |
4508 char_u *p1; | |
4509 int did_sub = FALSE; | |
4510 int lastone; | |
1872 | 4511 int len, copy_len, needed_len; |
7 | 4512 long nmatch_tl = 0; /* nr of lines matched below lnum */ |
4513 int do_again; /* do it again after joining lines */ | |
15 | 4514 int skip_match = FALSE; |
1499 | 4515 linenr_T sub_firstlnum; /* nr of first sub line */ |
7 | 4516 |
4517 /* | |
4518 * The new text is build up step by step, to avoid too much | |
4519 * copying. There are these pieces: | |
1581 | 4520 * sub_firstline The old text, unmodified. |
7 | 4521 * copycol Column in the old text where we started |
4522 * looking for a match; from here old text still | |
4523 * needs to be copied to the new text. | |
4524 * matchcol Column number of the old text where to look | |
4525 * for the next match. It's just after the | |
4526 * previous match or one further. | |
4527 * prev_matchcol Column just after the previous match (if any). | |
4528 * Mostly equal to matchcol, except for the first | |
4529 * match and after skipping an empty match. | |
4530 * regmatch.*pos Where the pattern matched in the old text. | |
4531 * new_start The new text, all that has been produced so | |
4532 * far. | |
4533 * new_end The new text, where to append new text. | |
4534 * | |
1499 | 4535 * lnum The line number where we found the start of |
4536 * the match. Can be below the line we searched | |
4537 * when there is a \n before a \zs in the | |
4538 * pattern. | |
7 | 4539 * sub_firstlnum The line number in the buffer where to look |
4540 * for a match. Can be different from "lnum" | |
4541 * when the pattern or substitute string contains | |
4542 * line breaks. | |
4543 * | |
4544 * Special situations: | |
4545 * - When the substitute string contains a line break, the part up | |
4546 * to the line break is inserted in the text, but the copy of | |
4547 * the original line is kept. "sub_firstlnum" is adjusted for | |
4548 * the inserted lines. | |
4549 * - When the matched pattern contains a line break, the old line | |
4550 * is taken from the line at the end of the pattern. The lines | |
4551 * in the match are deleted later, "sub_firstlnum" is adjusted | |
4552 * accordingly. | |
4553 * | |
4554 * The new text is built up in new_start[]. It has some extra | |
4555 * room to avoid using alloc()/free() too often. new_start_len is | |
1389 | 4556 * the length of the allocated memory at new_start. |
7 | 4557 * |
4558 * Make a copy of the old line, so it won't be taken away when | |
4559 * updating the screen or handling a multi-line match. The "old_" | |
4560 * pointers point into this copy. | |
4561 */ | |
1499 | 4562 sub_firstlnum = lnum; |
7 | 4563 copycol = 0; |
4564 matchcol = 0; | |
4565 | |
4566 /* At first match, remember current cursor position. */ | |
4567 if (!got_match) | |
4568 { | |
4569 setpcmark(); | |
4570 got_match = TRUE; | |
4571 } | |
4572 | |
4573 /* | |
4574 * Loop until nothing more to replace in this line. | |
4575 * 1. Handle match with empty string. | |
4576 * 2. If do_ask is set, ask for confirmation. | |
4577 * 3. substitute the string. | |
4578 * 4. if do_all is set, find next match | |
4579 * 5. break if there isn't another match in this line | |
4580 */ | |
4581 for (;;) | |
4582 { | |
1499 | 4583 /* Advance "lnum" to the line where the match starts. The |
4584 * match does not start in the first line when there is a line | |
4585 * break before \zs. */ | |
4586 if (regmatch.startpos[0].lnum > 0) | |
4587 { | |
4588 lnum += regmatch.startpos[0].lnum; | |
4589 sub_firstlnum += regmatch.startpos[0].lnum; | |
4590 nmatch -= regmatch.startpos[0].lnum; | |
4591 vim_free(sub_firstline); | |
4592 sub_firstline = NULL; | |
4593 } | |
4594 | |
4595 if (sub_firstline == NULL) | |
4596 { | |
4597 sub_firstline = vim_strsave(ml_get(sub_firstlnum)); | |
4598 if (sub_firstline == NULL) | |
4599 { | |
4600 vim_free(new_start); | |
4601 goto outofmem; | |
4602 } | |
4603 } | |
4604 | |
7 | 4605 /* Save the line number of the last change for the final |
4606 * cursor position (just like Vi). */ | |
4607 curwin->w_cursor.lnum = lnum; | |
4608 do_again = FALSE; | |
4609 | |
4610 /* | |
4611 * 1. Match empty string does not count, except for first | |
4612 * match. This reproduces the strange vi behaviour. | |
4613 * This also catches endless loops. | |
4614 */ | |
4615 if (matchcol == prev_matchcol | |
4616 && regmatch.endpos[0].lnum == 0 | |
4617 && matchcol == regmatch.endpos[0].col) | |
4618 { | |
15 | 4619 if (sub_firstline[matchcol] == NUL) |
4620 /* We already were at the end of the line. Don't look | |
4621 * for a match in this line again. */ | |
4622 skip_match = TRUE; | |
4623 else | |
2837 | 4624 { |
4625 /* search for a match at next column */ | |
4626 #ifdef FEAT_MBYTE | |
4627 if (has_mbyte) | |
4628 matchcol += mb_ptr2len(sub_firstline + matchcol); | |
4629 else | |
4630 #endif | |
4631 ++matchcol; | |
4632 } | |
7 | 4633 goto skip; |
4634 } | |
4635 | |
4636 /* Normally we continue searching for a match just after the | |
4637 * previous match. */ | |
4638 matchcol = regmatch.endpos[0].col; | |
4639 prev_matchcol = matchcol; | |
4640 | |
4641 /* | |
170 | 4642 * 2. If do_count is set only increase the counter. |
4643 * If do_ask is set, ask for confirmation. | |
7 | 4644 */ |
170 | 4645 if (do_count) |
4646 { | |
4647 /* For a multi-line match, put matchcol at the NUL at | |
4648 * the end of the line and set nmatch to one, so that | |
4649 * we continue looking for a match on the next line. | |
4650 * Avoids that ":s/\nB\@=//gc" get stuck. */ | |
4651 if (nmatch > 1) | |
4652 { | |
835 | 4653 matchcol = (colnr_T)STRLEN(sub_firstline); |
170 | 4654 nmatch = 1; |
1483 | 4655 skip_match = TRUE; |
170 | 4656 } |
4657 sub_nsubs++; | |
4658 did_sub = TRUE; | |
4659 goto skip; | |
4660 } | |
4661 | |
7 | 4662 if (do_ask) |
4663 { | |
1874 | 4664 int typed = 0; |
1872 | 4665 |
7 | 4666 /* change State to CONFIRM, so that the mouse works |
4667 * properly */ | |
4668 save_State = State; | |
4669 State = CONFIRM; | |
4670 #ifdef FEAT_MOUSE | |
4671 setmouse(); /* disable mouse in xterm */ | |
4672 #endif | |
4673 curwin->w_cursor.col = regmatch.startpos[0].col; | |
4674 | |
4675 /* When 'cpoptions' contains "u" don't sync undo when | |
4676 * asking for confirmation. */ | |
4677 if (vim_strchr(p_cpo, CPO_UNDO) != NULL) | |
4678 ++no_u_sync; | |
4679 | |
4680 /* | |
4681 * Loop until 'y', 'n', 'q', CTRL-E or CTRL-Y typed. | |
4682 */ | |
4683 while (do_ask) | |
4684 { | |
169 | 4685 if (exmode_active) |
4686 { | |
4687 char_u *resp; | |
4688 colnr_T sc, ec; | |
4689 | |
4690 print_line_no_prefix(lnum, FALSE, FALSE); | |
4691 | |
4692 getvcol(curwin, &curwin->w_cursor, &sc, NULL, NULL); | |
4693 curwin->w_cursor.col = regmatch.endpos[0].col - 1; | |
4694 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &ec); | |
4695 msg_start(); | |
170 | 4696 for (i = 0; i < (long)sc; ++i) |
169 | 4697 msg_putchar(' '); |
170 | 4698 for ( ; i <= (long)ec; ++i) |
169 | 4699 msg_putchar('^'); |
4700 | |
4701 resp = getexmodeline('?', NULL, 0); | |
4702 if (resp != NULL) | |
4703 { | |
1872 | 4704 typed = *resp; |
169 | 4705 vim_free(resp); |
4706 } | |
4707 } | |
4708 else | |
4709 { | |
7 | 4710 #ifdef FEAT_FOLDING |
169 | 4711 int save_p_fen = curwin->w_p_fen; |
4712 | |
4713 curwin->w_p_fen = FALSE; | |
4714 #endif | |
4715 /* Invert the matched string. | |
4716 * Remove the inversion afterwards. */ | |
4717 temp = RedrawingDisabled; | |
4718 RedrawingDisabled = 0; | |
4719 | |
1499 | 4720 search_match_lines = regmatch.endpos[0].lnum |
4721 - regmatch.startpos[0].lnum; | |
169 | 4722 search_match_endcol = regmatch.endpos[0].col; |
4723 highlight_match = TRUE; | |
4724 | |
4725 update_topline(); | |
4726 validate_cursor(); | |
748 | 4727 update_screen(SOME_VALID); |
169 | 4728 highlight_match = FALSE; |
748 | 4729 redraw_later(SOME_VALID); |
7 | 4730 |
4731 #ifdef FEAT_FOLDING | |
169 | 4732 curwin->w_p_fen = save_p_fen; |
4733 #endif | |
4734 if (msg_row == Rows - 1) | |
4735 msg_didout = FALSE; /* avoid a scroll-up */ | |
4736 msg_starthere(); | |
4737 i = msg_scroll; | |
4738 msg_scroll = 0; /* truncate msg when | |
4739 needed */ | |
4740 msg_no_more = TRUE; | |
4741 /* write message same highlighting as for | |
4742 * wait_return */ | |
4743 smsg_attr(hl_attr(HLF_R), | |
4744 (char_u *)_("replace with %s (y/n/a/q/l/^E/^Y)?"), sub); | |
4745 msg_no_more = FALSE; | |
4746 msg_scroll = i; | |
4747 showruler(TRUE); | |
4748 windgoto(msg_row, msg_col); | |
4749 RedrawingDisabled = temp; | |
7 | 4750 |
4751 #ifdef USE_ON_FLY_SCROLL | |
169 | 4752 dont_scroll = FALSE; /* allow scrolling here */ |
4753 #endif | |
4754 ++no_mapping; /* don't map this key */ | |
4755 ++allow_keys; /* allow special keys */ | |
1872 | 4756 typed = plain_vgetc(); |
169 | 4757 --allow_keys; |
4758 --no_mapping; | |
4759 | |
4760 /* clear the question */ | |
4761 msg_didout = FALSE; /* don't scroll up */ | |
4762 msg_col = 0; | |
4763 gotocmdline(TRUE); | |
4764 } | |
4765 | |
7 | 4766 need_wait_return = FALSE; /* no hit-return prompt */ |
1872 | 4767 if (typed == 'q' || typed == ESC || typed == Ctrl_C |
7 | 4768 #ifdef UNIX |
1872 | 4769 || typed == intr_char |
7 | 4770 #endif |
4771 ) | |
4772 { | |
4773 got_quit = TRUE; | |
4774 break; | |
4775 } | |
1872 | 4776 if (typed == 'n') |
7 | 4777 break; |
1872 | 4778 if (typed == 'y') |
7 | 4779 break; |
1872 | 4780 if (typed == 'l') |
7 | 4781 { |
4782 /* last: replace and then stop */ | |
4783 do_all = FALSE; | |
4784 line2 = lnum; | |
4785 break; | |
4786 } | |
1872 | 4787 if (typed == 'a') |
7 | 4788 { |
4789 do_ask = FALSE; | |
4790 break; | |
4791 } | |
4792 #ifdef FEAT_INS_EXPAND | |
1872 | 4793 if (typed == Ctrl_E) |
7 | 4794 scrollup_clamp(); |
1872 | 4795 else if (typed == Ctrl_Y) |
7 | 4796 scrolldown_clamp(); |
4797 #endif | |
4798 } | |
4799 State = save_State; | |
4800 #ifdef FEAT_MOUSE | |
4801 setmouse(); | |
4802 #endif | |
4803 if (vim_strchr(p_cpo, CPO_UNDO) != NULL) | |
4804 --no_u_sync; | |
4805 | |
1872 | 4806 if (typed == 'n') |
7 | 4807 { |
4808 /* For a multi-line match, put matchcol at the NUL at | |
4809 * the end of the line and set nmatch to one, so that | |
4810 * we continue looking for a match on the next line. | |
1091 | 4811 * Avoids that ":%s/\nB\@=//gc" and ":%s/\n/,\r/gc" |
4812 * get stuck when pressing 'n'. */ | |
7 | 4813 if (nmatch > 1) |
4814 { | |
835 | 4815 matchcol = (colnr_T)STRLEN(sub_firstline); |
1091 | 4816 skip_match = TRUE; |
7 | 4817 } |
4818 goto skip; | |
4819 } | |
4820 if (got_quit) | |
4821 break; | |
4822 } | |
4823 | |
4824 /* Move the cursor to the start of the match, so that we can | |
4825 * use "\=col("."). */ | |
4826 curwin->w_cursor.col = regmatch.startpos[0].col; | |
4827 | |
4828 /* | |
4829 * 3. substitute the string. | |
4830 */ | |
4831 /* get length of substitution part */ | |
1499 | 4832 sublen = vim_regsub_multi(®match, |
4833 sub_firstlnum - regmatch.startpos[0].lnum, | |
7 | 4834 sub, sub_firstline, FALSE, p_magic, TRUE); |
4835 | |
533 | 4836 /* When the match included the "$" of the last line it may |
819 | 4837 * go beyond the last line of the buffer. */ |
533 | 4838 if (nmatch > curbuf->b_ml.ml_line_count - sub_firstlnum + 1) |
4839 { | |
4840 nmatch = curbuf->b_ml.ml_line_count - sub_firstlnum + 1; | |
4841 skip_match = TRUE; | |
4842 } | |
4843 | |
7 | 4844 /* Need room for: |
4845 * - result so far in new_start (not for first sub in line) | |
4846 * - original text up to match | |
4847 * - length of substituted part | |
4848 * - original text after match | |
4849 */ | |
4850 if (nmatch == 1) | |
4851 p1 = sub_firstline; | |
4852 else | |
4853 { | |
4854 p1 = ml_get(sub_firstlnum + nmatch - 1); | |
4855 nmatch_tl += nmatch - 1; | |
4856 } | |
1872 | 4857 copy_len = regmatch.startpos[0].col - copycol; |
4858 needed_len = copy_len + ((unsigned)STRLEN(p1) | |
4859 - regmatch.endpos[0].col) + sublen + 1; | |
7 | 4860 if (new_start == NULL) |
4861 { | |
4862 /* | |
4863 * Get some space for a temporary buffer to do the | |
4864 * substitution into (and some extra space to avoid | |
4865 * too many calls to alloc()/free()). | |
4866 */ | |
4867 new_start_len = needed_len + 50; | |
4868 if ((new_start = alloc_check(new_start_len)) == NULL) | |
4869 goto outofmem; | |
4870 *new_start = NUL; | |
4871 new_end = new_start; | |
4872 } | |
4873 else | |
4874 { | |
4875 /* | |
4876 * Check if the temporary buffer is long enough to do the | |
4877 * substitution into. If not, make it larger (with a bit | |
4878 * extra to avoid too many calls to alloc()/free()). | |
4879 */ | |
4880 len = (unsigned)STRLEN(new_start); | |
4881 needed_len += len; | |
1872 | 4882 if (needed_len > (int)new_start_len) |
7 | 4883 { |
4884 new_start_len = needed_len + 50; | |
4885 if ((p1 = alloc_check(new_start_len)) == NULL) | |
4886 { | |
4887 vim_free(new_start); | |
4888 goto outofmem; | |
4889 } | |
4890 mch_memmove(p1, new_start, (size_t)(len + 1)); | |
4891 vim_free(new_start); | |
4892 new_start = p1; | |
4893 } | |
4894 new_end = new_start + len; | |
4895 } | |
4896 | |
4897 /* | |
4898 * copy the text up to the part that matched | |
4899 */ | |
1872 | 4900 mch_memmove(new_end, sub_firstline + copycol, (size_t)copy_len); |
4901 new_end += copy_len; | |
7 | 4902 |
1499 | 4903 (void)vim_regsub_multi(®match, |
4904 sub_firstlnum - regmatch.startpos[0].lnum, | |
7 | 4905 sub, new_end, TRUE, p_magic, TRUE); |
4906 sub_nsubs++; | |
4907 did_sub = TRUE; | |
4908 | |
4909 /* Move the cursor to the start of the line, to avoid that it | |
4910 * is beyond the end of the line after the substitution. */ | |
4911 curwin->w_cursor.col = 0; | |
4912 | |
4913 /* For a multi-line match, make a copy of the last matched | |
4914 * line and continue in that one. */ | |
4915 if (nmatch > 1) | |
4916 { | |
4917 sub_firstlnum += nmatch - 1; | |
4918 vim_free(sub_firstline); | |
4919 sub_firstline = vim_strsave(ml_get(sub_firstlnum)); | |
4920 /* When going beyond the last line, stop substituting. */ | |
4921 if (sub_firstlnum <= line2) | |
4922 do_again = TRUE; | |
4923 else | |
4924 do_all = FALSE; | |
4925 } | |
4926 | |
4927 /* Remember next character to be copied. */ | |
4928 copycol = regmatch.endpos[0].col; | |
4929 | |
819 | 4930 if (skip_match) |
4931 { | |
4932 /* Already hit end of the buffer, sub_firstlnum is one | |
4933 * less than what it ought to be. */ | |
4934 vim_free(sub_firstline); | |
4935 sub_firstline = vim_strsave((char_u *)""); | |
4936 copycol = 0; | |
4937 } | |
4938 | |
7 | 4939 /* |
4940 * Now the trick is to replace CTRL-M chars with a real line | |
4941 * break. This would make it impossible to insert a CTRL-M in | |
4942 * the text. The line break can be avoided by preceding the | |
4943 * CTRL-M with a backslash. To be able to insert a backslash, | |
4944 * they must be doubled in the string and are halved here. | |
4945 * That is Vi compatible. | |
4946 */ | |
4947 for (p1 = new_end; *p1; ++p1) | |
4948 { | |
4949 if (p1[0] == '\\' && p1[1] != NUL) /* remove backslash */ | |
1624 | 4950 STRMOVE(p1, p1 + 1); |
7 | 4951 else if (*p1 == CAR) |
4952 { | |
4953 if (u_inssub(lnum) == OK) /* prepare for undo */ | |
4954 { | |
4955 *p1 = NUL; /* truncate up to the CR */ | |
4956 ml_append(lnum - 1, new_start, | |
4957 (colnr_T)(p1 - new_start + 1), FALSE); | |
4958 mark_adjust(lnum + 1, (linenr_T)MAXLNUM, 1L, 0L); | |
4959 if (do_ask) | |
4960 appended_lines(lnum - 1, 1L); | |
4961 else | |
4962 { | |
4963 if (first_line == 0) | |
4964 first_line = lnum; | |
4965 last_line = lnum + 1; | |
4966 } | |
4967 /* All line numbers increase. */ | |
4968 ++sub_firstlnum; | |
4969 ++lnum; | |
4970 ++line2; | |
4971 /* move the cursor to the new line, like Vi */ | |
4972 ++curwin->w_cursor.lnum; | |
1444 | 4973 /* copy the rest */ |
1624 | 4974 STRMOVE(new_start, p1 + 1); |
7 | 4975 p1 = new_start - 1; |
4976 } | |
4977 } | |
4978 #ifdef FEAT_MBYTE | |
4979 else if (has_mbyte) | |
474 | 4980 p1 += (*mb_ptr2len)(p1) - 1; |
7 | 4981 #endif |
4982 } | |
4983 | |
4984 /* | |
4985 * 4. If do_all is set, find next match. | |
4986 * Prevent endless loop with patterns that match empty | |
4987 * strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g. | |
4988 * But ":s/\n/#/" is OK. | |
4989 */ | |
4990 skip: | |
4991 /* We already know that we did the last subst when we are at | |
4992 * the end of the line, except that a pattern like | |
1499 | 4993 * "bar\|\nfoo" may match at the NUL. "lnum" can be below |
4994 * "line2" when there is a \zs in the pattern after a line | |
4995 * break. */ | |
15 | 4996 lastone = (skip_match |
4997 || got_int | |
4998 || got_quit | |
1499 | 4999 || lnum > line2 |
15 | 5000 || !(do_all || do_again) |
5001 || (sub_firstline[matchcol] == NUL && nmatch <= 1 | |
5002 && !re_multiline(regmatch.regprog))); | |
7 | 5003 nmatch = -1; |
5004 | |
5005 /* | |
5006 * Replace the line in the buffer when needed. This is | |
5007 * skipped when there are more matches. | |
5008 * The check for nmatch_tl is needed for when multi-line | |
5009 * matching must replace the lines before trying to do another | |
5010 * match, otherwise "\@<=" won't work. | |
5011 * When asking the user we like to show the already replaced | |
5012 * text, but don't do it when "\<@=" or "\<@!" is used, it | |
5013 * changes what matches. | |
1499 | 5014 * When the match starts below where we start searching also |
5015 * need to replace the line first (using \zs after \n). | |
7 | 5016 */ |
5017 if (lastone | |
5018 || (do_ask && !re_lookbehind(regmatch.regprog)) | |
5019 || nmatch_tl > 0 | |
5020 || (nmatch = vim_regexec_multi(®match, curwin, | |
1521 | 5021 curbuf, sub_firstlnum, |
5022 matchcol, NULL)) == 0 | |
1499 | 5023 || regmatch.startpos[0].lnum > 0) |
7 | 5024 { |
5025 if (new_start != NULL) | |
5026 { | |
5027 /* | |
5028 * Copy the rest of the line, that didn't match. | |
5029 * "matchcol" has to be adjusted, we use the end of | |
5030 * the line as reference, because the substitute may | |
5031 * have changed the number of characters. Same for | |
5032 * "prev_matchcol". | |
5033 */ | |
5034 STRCAT(new_start, sub_firstline + copycol); | |
5035 matchcol = (colnr_T)STRLEN(sub_firstline) - matchcol; | |
5036 prev_matchcol = (colnr_T)STRLEN(sub_firstline) | |
5037 - prev_matchcol; | |
5038 | |
5039 if (u_savesub(lnum) != OK) | |
5040 break; | |
5041 ml_replace(lnum, new_start, TRUE); | |
5042 | |
5043 if (nmatch_tl > 0) | |
5044 { | |
5045 /* | |
5046 * Matched lines have now been substituted and are | |
5047 * useless, delete them. The part after the match | |
5048 * has been appended to new_start, we don't need | |
5049 * it in the buffer. | |
5050 */ | |
5051 ++lnum; | |
5052 if (u_savedel(lnum, nmatch_tl) != OK) | |
5053 break; | |
5054 for (i = 0; i < nmatch_tl; ++i) | |
5055 ml_delete(lnum, (int)FALSE); | |
5056 mark_adjust(lnum, lnum + nmatch_tl - 1, | |
5057 (long)MAXLNUM, -nmatch_tl); | |
5058 if (do_ask) | |
5059 deleted_lines(lnum, nmatch_tl); | |
5060 --lnum; | |
5061 line2 -= nmatch_tl; /* nr of lines decreases */ | |
5062 nmatch_tl = 0; | |
5063 } | |
5064 | |
5065 /* When asking, undo is saved each time, must also set | |
5066 * changed flag each time. */ | |
5067 if (do_ask) | |
5068 changed_bytes(lnum, 0); | |
5069 else | |
5070 { | |
5071 if (first_line == 0) | |
5072 first_line = lnum; | |
5073 last_line = lnum + 1; | |
5074 } | |
5075 | |
5076 sub_firstlnum = lnum; | |
5077 vim_free(sub_firstline); /* free the temp buffer */ | |
5078 sub_firstline = new_start; | |
5079 new_start = NULL; | |
5080 matchcol = (colnr_T)STRLEN(sub_firstline) - matchcol; | |
5081 prev_matchcol = (colnr_T)STRLEN(sub_firstline) | |
5082 - prev_matchcol; | |
5083 copycol = 0; | |
5084 } | |
5085 if (nmatch == -1 && !lastone) | |
5086 nmatch = vim_regexec_multi(®match, curwin, curbuf, | |
1521 | 5087 sub_firstlnum, matchcol, NULL); |
7 | 5088 |
5089 /* | |
5090 * 5. break if there isn't another match in this line | |
5091 */ | |
5092 if (nmatch <= 0) | |
1499 | 5093 { |
5094 /* If the match found didn't start where we were | |
5095 * searching, do the next search in the line where we | |
5096 * found the match. */ | |
5097 if (nmatch == -1) | |
5098 lnum -= regmatch.startpos[0].lnum; | |
7 | 5099 break; |
1499 | 5100 } |
7 | 5101 } |
5102 | |
5103 line_breakcheck(); | |
5104 } | |
5105 | |
5106 if (did_sub) | |
5107 ++sub_nlines; | |
1720 | 5108 vim_free(new_start); /* for when substitute was cancelled */ |
7 | 5109 vim_free(sub_firstline); /* free the copy of the original line */ |
5110 sub_firstline = NULL; | |
5111 } | |
5112 | |
5113 line_breakcheck(); | |
5114 } | |
5115 | |
5116 if (first_line != 0) | |
5117 { | |
5118 /* Need to subtract the number of added lines from "last_line" to get | |
5119 * the line number before the change (same as adding the number of | |
5120 * deleted lines). */ | |
5121 i = curbuf->b_ml.ml_line_count - old_line_count; | |
5122 changed_lines(first_line, 0, last_line - i, i); | |
5123 } | |
5124 | |
5125 outofmem: | |
5126 vim_free(sub_firstline); /* may have to free allocated copy of the line */ | |
170 | 5127 |
5128 /* ":s/pat//n" doesn't move the cursor */ | |
5129 if (do_count) | |
5130 curwin->w_cursor = old_cursor; | |
5131 | |
2126
e038754d419a
updated for version 7.2.408
Bram Moolenaar <bram@zimbu.org>
parents:
1929
diff
changeset
|
5132 if (sub_nsubs > start_nsubs) |
7 | 5133 { |
5134 /* Set the '[ and '] marks. */ | |
5135 curbuf->b_op_start.lnum = eap->line1; | |
5136 curbuf->b_op_end.lnum = line2; | |
5137 curbuf->b_op_start.col = curbuf->b_op_end.col = 0; | |
5138 | |
5139 if (!global_busy) | |
5140 { | |
163 | 5141 if (endcolumn) |
5142 coladvance((colnr_T)MAXCOL); | |
5143 else | |
5144 beginline(BL_WHITE | BL_FIX); | |
170 | 5145 if (!do_sub_msg(do_count) && do_ask) |
7 | 5146 MSG(""); |
5147 } | |
5148 else | |
5149 global_need_beginline = TRUE; | |
5150 if (do_print) | |
169 | 5151 print_line(curwin->w_cursor.lnum, do_number, do_list); |
7 | 5152 } |
5153 else if (!global_busy) | |
5154 { | |
5155 if (got_int) /* interrupted */ | |
5156 EMSG(_(e_interr)); | |
5157 else if (got_match) /* did find something but nothing substituted */ | |
5158 MSG(""); | |
5159 else if (do_error) /* nothing found */ | |
5160 EMSG2(_(e_patnotf2), get_search_pat()); | |
5161 } | |
5162 | |
5163 vim_free(regmatch.regprog); | |
5164 } | |
5165 | |
5166 /* | |
5167 * Give message for number of substitutions. | |
5168 * Can also be used after a ":global" command. | |
5169 * Return TRUE if a message was given. | |
5170 */ | |
484 | 5171 int |
170 | 5172 do_sub_msg(count_only) |
5173 int count_only; /* used 'n' flag for ":s" */ | |
7 | 5174 { |
5175 /* | |
5176 * Only report substitutions when: | |
5177 * - more than 'report' substitutions | |
5178 * - command was typed by user, or number of changed lines > 'report' | |
5179 * - giving messages is not disabled by 'lazyredraw' | |
5180 */ | |
170 | 5181 if (((sub_nsubs > p_report && (KeyTyped || sub_nlines > 1 || p_report < 1)) |
5182 || count_only) | |
7 | 5183 && messaging()) |
5184 { | |
5185 if (got_int) | |
5186 STRCPY(msg_buf, _("(Interrupted) ")); | |
2290
22529abcd646
Fixed ":s" message. Docs updates.
Bram Moolenaar <bram@vim.org>
parents:
2280
diff
changeset
|
5187 else |
22529abcd646
Fixed ":s" message. Docs updates.
Bram Moolenaar <bram@vim.org>
parents:
2280
diff
changeset
|
5188 *msg_buf = NUL; |
7 | 5189 if (sub_nsubs == 1) |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2254
diff
changeset
|
5190 vim_snprintf_add((char *)msg_buf, sizeof(msg_buf), |
274 | 5191 "%s", count_only ? _("1 match") : _("1 substitution")); |
7 | 5192 else |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2254
diff
changeset
|
5193 vim_snprintf_add((char *)msg_buf, sizeof(msg_buf), |
170 | 5194 count_only ? _("%ld matches") : _("%ld substitutions"), |
7 | 5195 sub_nsubs); |
5196 if (sub_nlines == 1) | |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2254
diff
changeset
|
5197 vim_snprintf_add((char *)msg_buf, sizeof(msg_buf), |
274 | 5198 "%s", _(" on 1 line")); |
7 | 5199 else |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2254
diff
changeset
|
5200 vim_snprintf_add((char *)msg_buf, sizeof(msg_buf), |
274 | 5201 _(" on %ld lines"), (long)sub_nlines); |
7 | 5202 if (msg(msg_buf)) |
5203 /* save message to display it after redraw */ | |
680 | 5204 set_keep_msg(msg_buf, 0); |
7 | 5205 return TRUE; |
5206 } | |
5207 if (got_int) | |
5208 { | |
5209 EMSG(_(e_interr)); | |
5210 return TRUE; | |
5211 } | |
5212 return FALSE; | |
5213 } | |
5214 | |
5215 /* | |
5216 * Execute a global command of the form: | |
5217 * | |
5218 * g/pattern/X : execute X on all lines where pattern matches | |
5219 * v/pattern/X : execute X on all lines where pattern does not match | |
5220 * | |
5221 * where 'X' is an EX command | |
5222 * | |
5223 * The command character (as well as the trailing slash) is optional, and | |
5224 * is assumed to be 'p' if missing. | |
5225 * | |
5226 * This is implemented in two passes: first we scan the file for the pattern and | |
5227 * set a mark for each line that (not) matches. secondly we execute the command | |
5228 * for each line that has a mark. This is required because after deleting | |
5229 * lines we do not know where to search for the next match. | |
5230 */ | |
5231 void | |
5232 ex_global(eap) | |
5233 exarg_T *eap; | |
5234 { | |
5235 linenr_T lnum; /* line number according to old situation */ | |
170 | 5236 int ndone = 0; |
7 | 5237 int type; /* first char of cmd: 'v' or 'g' */ |
5238 char_u *cmd; /* command argument */ | |
5239 | |
5240 char_u delim; /* delimiter, normally '/' */ | |
5241 char_u *pat; | |
5242 regmmatch_T regmatch; | |
5243 int match; | |
5244 int which_pat; | |
5245 | |
5246 if (global_busy) | |
5247 { | |
5248 EMSG(_("E147: Cannot do :global recursive")); /* will increment global_busy */ | |
5249 return; | |
5250 } | |
5251 | |
5252 if (eap->forceit) /* ":global!" is like ":vglobal" */ | |
5253 type = 'v'; | |
5254 else | |
5255 type = *eap->cmd; | |
5256 cmd = eap->arg; | |
5257 which_pat = RE_LAST; /* default: use last used regexp */ | |
5258 | |
5259 /* | |
5260 * undocumented vi feature: | |
5261 * "\/" and "\?": use previous search pattern. | |
5262 * "\&": use previous substitute pattern. | |
5263 */ | |
5264 if (*cmd == '\\') | |
5265 { | |
5266 ++cmd; | |
5267 if (vim_strchr((char_u *)"/?&", *cmd) == NULL) | |
5268 { | |
5269 EMSG(_(e_backslash)); | |
5270 return; | |
5271 } | |
5272 if (*cmd == '&') | |
5273 which_pat = RE_SUBST; /* use previous substitute pattern */ | |
5274 else | |
5275 which_pat = RE_SEARCH; /* use previous search pattern */ | |
5276 ++cmd; | |
5277 pat = (char_u *)""; | |
5278 } | |
5279 else if (*cmd == NUL) | |
5280 { | |
5281 EMSG(_("E148: Regular expression missing from global")); | |
5282 return; | |
5283 } | |
5284 else | |
5285 { | |
5286 delim = *cmd; /* get the delimiter */ | |
5287 if (delim) | |
5288 ++cmd; /* skip delimiter if there is one */ | |
5289 pat = cmd; /* remember start of pattern */ | |
5290 cmd = skip_regexp(cmd, delim, p_magic, &eap->arg); | |
5291 if (cmd[0] == delim) /* end delimiter found */ | |
5292 *cmd++ = NUL; /* replace it with a NUL */ | |
5293 } | |
5294 | |
5295 #ifdef FEAT_FKMAP /* when in Farsi mode, reverse the character flow */ | |
5296 if (p_altkeymap && curwin->w_p_rl) | |
5297 lrFswap(pat,0); | |
5298 #endif | |
5299 | |
5300 if (search_regcomp(pat, RE_BOTH, which_pat, SEARCH_HIS, ®match) == FAIL) | |
5301 { | |
5302 EMSG(_(e_invcmd)); | |
5303 return; | |
5304 } | |
5305 | |
5306 /* | |
5307 * pass 1: set marks for each (not) matching line | |
5308 */ | |
5309 for (lnum = eap->line1; lnum <= eap->line2 && !got_int; ++lnum) | |
5310 { | |
5311 /* a match on this line? */ | |
1521 | 5312 match = vim_regexec_multi(®match, curwin, curbuf, lnum, |
5313 (colnr_T)0, NULL); | |
7 | 5314 if ((type == 'g' && match) || (type == 'v' && !match)) |
5315 { | |
5316 ml_setmarked(lnum); | |
5317 ndone++; | |
5318 } | |
5319 line_breakcheck(); | |
5320 } | |
5321 | |
5322 /* | |
5323 * pass 2: execute the command for each line that has been marked | |
5324 */ | |
5325 if (got_int) | |
5326 MSG(_(e_interr)); | |
5327 else if (ndone == 0) | |
5328 { | |
5329 if (type == 'v') | |
274 | 5330 smsg((char_u *)_("Pattern found in every line: %s"), pat); |
7 | 5331 else |
274 | 5332 smsg((char_u *)_(e_patnotf2), pat); |
7 | 5333 } |
5334 else | |
5335 global_exe(cmd); | |
5336 | |
5337 ml_clearmarked(); /* clear rest of the marks */ | |
5338 vim_free(regmatch.regprog); | |
5339 } | |
5340 | |
5341 /* | |
5342 * Execute "cmd" on lines marked with ml_setmarked(). | |
5343 */ | |
5344 void | |
5345 global_exe(cmd) | |
5346 char_u *cmd; | |
5347 { | |
2819 | 5348 linenr_T old_lcount; /* b_ml.ml_line_count before the command */ |
5349 buf_T *old_buf = curbuf; /* remember what buffer we started in */ | |
5350 linenr_T lnum; /* line number according to old situation */ | |
7 | 5351 |
5352 /* | |
5353 * Set current position only once for a global command. | |
5354 * If global_busy is set, setpcmark() will not do anything. | |
5355 * If there is an error, global_busy will be incremented. | |
5356 */ | |
5357 setpcmark(); | |
5358 | |
5359 /* When the command writes a message, don't overwrite the command. */ | |
5360 msg_didout = TRUE; | |
5361 | |
2127
4e22214f8464
updated for version 7.2.409
Bram Moolenaar <bram@zimbu.org>
parents:
2126
diff
changeset
|
5362 sub_nsubs = 0; |
4e22214f8464
updated for version 7.2.409
Bram Moolenaar <bram@zimbu.org>
parents:
2126
diff
changeset
|
5363 sub_nlines = 0; |
7 | 5364 global_need_beginline = FALSE; |
5365 global_busy = 1; | |
5366 old_lcount = curbuf->b_ml.ml_line_count; | |
5367 while (!got_int && (lnum = ml_firstmarked()) != 0 && global_busy == 1) | |
5368 { | |
5369 curwin->w_cursor.lnum = lnum; | |
5370 curwin->w_cursor.col = 0; | |
5371 if (*cmd == NUL || *cmd == '\n') | |
5372 do_cmdline((char_u *)"p", NULL, NULL, DOCMD_NOWAIT); | |
5373 else | |
5374 do_cmdline(cmd, NULL, NULL, DOCMD_NOWAIT); | |
5375 ui_breakcheck(); | |
5376 } | |
5377 | |
5378 global_busy = 0; | |
5379 if (global_need_beginline) | |
5380 beginline(BL_WHITE | BL_FIX); | |
5381 else | |
5382 check_cursor(); /* cursor may be beyond the end of the line */ | |
5383 | |
39 | 5384 /* the cursor may not have moved in the text but a change in a previous |
5385 * line may move it on the screen */ | |
5386 changed_line_abv_curs(); | |
5387 | |
7 | 5388 /* If it looks like no message was written, allow overwriting the |
5389 * command with the report for number of changes. */ | |
5390 if (msg_col == 0 && msg_scrolled == 0) | |
5391 msg_didout = FALSE; | |
5392 | |
1227 | 5393 /* If substitutes done, report number of substitutes, otherwise report |
2819 | 5394 * number of extra or deleted lines. |
5395 * Don't report extra or deleted lines in the edge case where the buffer | |
5396 * we are in after execution is different from the buffer we started in. */ | |
5397 if (!do_sub_msg(FALSE) && curbuf == old_buf) | |
7 | 5398 msgmore(curbuf->b_ml.ml_line_count - old_lcount); |
5399 } | |
5400 | |
5401 #ifdef FEAT_VIMINFO | |
5402 int | |
5403 read_viminfo_sub_string(virp, force) | |
5404 vir_T *virp; | |
5405 int force; | |
5406 { | |
2690 | 5407 if (force) |
7 | 5408 vim_free(old_sub); |
5409 if (force || old_sub == NULL) | |
5410 old_sub = viminfo_readstring(virp, 1, TRUE); | |
5411 return viminfo_readline(virp); | |
5412 } | |
5413 | |
5414 void | |
5415 write_viminfo_sub_string(fp) | |
5416 FILE *fp; | |
5417 { | |
5418 if (get_viminfo_parameter('/') != 0 && old_sub != NULL) | |
5419 { | |
2545
298d8d6e69be
Avoid warnings from the clang compiler. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2394
diff
changeset
|
5420 fputs(_("\n# Last Substitute String:\n$"), fp); |
7 | 5421 viminfo_writestring(fp, old_sub); |
5422 } | |
5423 } | |
5424 #endif /* FEAT_VIMINFO */ | |
5425 | |
359 | 5426 #if defined(EXITFREE) || defined(PROTO) |
5427 void | |
5428 free_old_sub() | |
5429 { | |
5430 vim_free(old_sub); | |
5431 } | |
5432 #endif | |
5433 | |
7 | 5434 #if (defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)) || defined(PROTO) |
5435 /* | |
5436 * Set up for a tagpreview. | |
735 | 5437 * Return TRUE when it was created. |
7 | 5438 */ |
735 | 5439 int |
816 | 5440 prepare_tagpreview(undo_sync) |
5441 int undo_sync; /* sync undo when leaving the window */ | |
7 | 5442 { |
5443 win_T *wp; | |
5444 | |
5445 # ifdef FEAT_GUI | |
5446 need_mouse_correct = TRUE; | |
5447 # endif | |
5448 | |
5449 /* | |
5450 * If there is already a preview window open, use that one. | |
5451 */ | |
5452 if (!curwin->w_p_pvw) | |
5453 { | |
5454 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
5455 if (wp->w_p_pvw) | |
5456 break; | |
5457 if (wp != NULL) | |
816 | 5458 win_enter(wp, undo_sync); |
7 | 5459 else |
5460 { | |
5461 /* | |
5462 * There is no preview window open yet. Create one. | |
5463 */ | |
5464 if (win_split(g_do_tagpreview > 0 ? g_do_tagpreview : 0, 0) | |
5465 == FAIL) | |
735 | 5466 return FALSE; |
7 | 5467 curwin->w_p_pvw = TRUE; |
5468 curwin->w_p_wfh = TRUE; | |
2583 | 5469 RESET_BINDING(curwin); /* don't take over 'scrollbind' |
5470 and 'cursorbind' */ | |
7 | 5471 # ifdef FEAT_DIFF |
5472 curwin->w_p_diff = FALSE; /* no 'diff' */ | |
5473 # endif | |
5474 # ifdef FEAT_FOLDING | |
5475 curwin->w_p_fdc = 0; /* no 'foldcolumn' */ | |
5476 # endif | |
735 | 5477 return TRUE; |
7 | 5478 } |
5479 } | |
735 | 5480 return FALSE; |
7 | 5481 } |
5482 | |
5483 #endif | |
5484 | |
5485 | |
5486 /* | |
5487 * ":help": open a read-only window on a help file | |
5488 */ | |
5489 void | |
5490 ex_help(eap) | |
5491 exarg_T *eap; | |
5492 { | |
5493 char_u *arg; | |
5494 char_u *tag; | |
5495 FILE *helpfd; /* file descriptor of help file */ | |
5496 int n; | |
5497 int i; | |
5498 #ifdef FEAT_WINDOWS | |
5499 win_T *wp; | |
5500 #endif | |
5501 int num_matches; | |
5502 char_u **matches; | |
5503 char_u *p; | |
5504 int empty_fnum = 0; | |
5505 int alt_fnum = 0; | |
5506 buf_T *buf; | |
5507 #ifdef FEAT_MULTI_LANG | |
5508 int len; | |
9 | 5509 char_u *lang; |
7 | 5510 #endif |
5511 | |
5512 if (eap != NULL) | |
5513 { | |
5514 /* | |
5515 * A ":help" command ends at the first LF, or at a '|' that is | |
5516 * followed by some text. Set nextcmd to the following command. | |
5517 */ | |
5518 for (arg = eap->arg; *arg; ++arg) | |
5519 { | |
5520 if (*arg == '\n' || *arg == '\r' | |
5521 || (*arg == '|' && arg[1] != NUL && arg[1] != '|')) | |
5522 { | |
5523 *arg++ = NUL; | |
5524 eap->nextcmd = arg; | |
5525 break; | |
5526 } | |
5527 } | |
5528 arg = eap->arg; | |
5529 | |
5530 if (eap->forceit && *arg == NUL) | |
5531 { | |
5532 EMSG(_("E478: Don't panic!")); | |
5533 return; | |
5534 } | |
5535 | |
5536 if (eap->skip) /* not executing commands */ | |
5537 return; | |
5538 } | |
5539 else | |
5540 arg = (char_u *)""; | |
5541 | |
5542 /* remove trailing blanks */ | |
5543 p = arg + STRLEN(arg) - 1; | |
5544 while (p > arg && vim_iswhite(*p) && p[-1] != '\\') | |
5545 *p-- = NUL; | |
5546 | |
5547 #ifdef FEAT_MULTI_LANG | |
5548 /* Check for a specified language */ | |
9 | 5549 lang = check_help_lang(arg); |
7 | 5550 #endif |
5551 | |
5552 /* When no argument given go to the index. */ | |
5553 if (*arg == NUL) | |
5554 arg = (char_u *)"help.txt"; | |
5555 | |
5556 /* | |
5557 * Check if there is a match for the argument. | |
5558 */ | |
5559 n = find_help_tags(arg, &num_matches, &matches, | |
5560 eap != NULL && eap->forceit); | |
5561 | |
5562 i = 0; | |
5563 #ifdef FEAT_MULTI_LANG | |
5564 if (n != FAIL && lang != NULL) | |
5565 /* Find first item with the requested language. */ | |
5566 for (i = 0; i < num_matches; ++i) | |
5567 { | |
835 | 5568 len = (int)STRLEN(matches[i]); |
7 | 5569 if (len > 3 && matches[i][len - 3] == '@' |
5570 && STRICMP(matches[i] + len - 2, lang) == 0) | |
5571 break; | |
5572 } | |
5573 #endif | |
5574 if (i >= num_matches || n == FAIL) | |
5575 { | |
5576 #ifdef FEAT_MULTI_LANG | |
5577 if (lang != NULL) | |
5578 EMSG3(_("E661: Sorry, no '%s' help for %s"), lang, arg); | |
5579 else | |
5580 #endif | |
5581 EMSG2(_("E149: Sorry, no help for %s"), arg); | |
5582 if (n != FAIL) | |
5583 FreeWild(num_matches, matches); | |
5584 return; | |
5585 } | |
5586 | |
5587 /* The first match (in the requested language) is the best match. */ | |
5588 tag = vim_strsave(matches[i]); | |
5589 FreeWild(num_matches, matches); | |
5590 | |
5591 #ifdef FEAT_GUI | |
5592 need_mouse_correct = TRUE; | |
5593 #endif | |
5594 | |
5595 /* | |
5596 * Re-use an existing help window or open a new one. | |
684 | 5597 * Always open a new one for ":tab help". |
7 | 5598 */ |
684 | 5599 if (!curwin->w_buffer->b_help |
5600 #ifdef FEAT_WINDOWS | |
5601 || cmdmod.tab != 0 | |
5602 #endif | |
5603 ) | |
7 | 5604 { |
5605 #ifdef FEAT_WINDOWS | |
684 | 5606 if (cmdmod.tab != 0) |
5607 wp = NULL; | |
5608 else | |
5609 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
5610 if (wp->w_buffer != NULL && wp->w_buffer->b_help) | |
5611 break; | |
7 | 5612 if (wp != NULL && wp->w_buffer->b_nwindows > 0) |
5613 win_enter(wp, TRUE); | |
5614 else | |
5615 #endif | |
5616 { | |
5617 /* | |
5618 * There is no help window yet. | |
5619 * Try to open the file specified by the "helpfile" option. | |
5620 */ | |
5621 if ((helpfd = mch_fopen((char *)p_hf, READBIN)) == NULL) | |
5622 { | |
274 | 5623 smsg((char_u *)_("Sorry, help file \"%s\" not found"), p_hf); |
7 | 5624 goto erret; |
5625 } | |
5626 fclose(helpfd); | |
5627 | |
5628 #ifdef FEAT_WINDOWS | |
5629 /* Split off help window; put it at far top if no position | |
684 | 5630 * specified, the current window is vertically split and |
5631 * narrow. */ | |
7 | 5632 n = WSP_HELP; |
5633 # ifdef FEAT_VERTSPLIT | |
5634 if (cmdmod.split == 0 && curwin->w_width != Columns | |
684 | 5635 && curwin->w_width < 80) |
7 | 5636 n |= WSP_TOP; |
5637 # endif | |
5638 if (win_split(0, n) == FAIL) | |
684 | 5639 goto erret; |
7 | 5640 #else |
5641 /* use current window */ | |
5642 if (!can_abandon(curbuf, FALSE)) | |
5643 goto erret; | |
684 | 5644 #endif |
7 | 5645 |
5646 #ifdef FEAT_WINDOWS | |
5647 if (curwin->w_height < p_hh) | |
5648 win_setheight((int)p_hh); | |
5649 #endif | |
5650 | |
5651 /* | |
5652 * Open help file (do_ecmd() will set b_help flag, readfile() will | |
5653 * set b_p_ro flag). | |
5654 * Set the alternate file to the previously edited file. | |
5655 */ | |
5656 alt_fnum = curbuf->b_fnum; | |
5657 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_LASTL, | |
1743 | 5658 ECMD_HIDE + ECMD_SET_HELP, |
5659 #ifdef FEAT_WINDOWS | |
5660 NULL /* buffer is still open, don't store info */ | |
5661 #else | |
5662 curwin | |
5663 #endif | |
5664 ); | |
22 | 5665 if (!cmdmod.keepalt) |
5666 curwin->w_alt_fnum = alt_fnum; | |
7 | 5667 empty_fnum = curbuf->b_fnum; |
5668 } | |
5669 } | |
5670 | |
5671 if (!p_im) | |
5672 restart_edit = 0; /* don't want insert mode in help file */ | |
5673 | |
5674 if (tag != NULL) | |
5675 do_tag(tag, DT_HELP, 1, FALSE, TRUE); | |
5676 | |
819 | 5677 /* Delete the empty buffer if we're not using it. Careful: autocommands |
5678 * may have jumped to another window, check that the buffer is not in a | |
5679 * window. */ | |
7 | 5680 if (empty_fnum != 0 && curbuf->b_fnum != empty_fnum) |
5681 { | |
5682 buf = buflist_findnr(empty_fnum); | |
819 | 5683 if (buf != NULL && buf->b_nwindows == 0) |
7 | 5684 wipe_buffer(buf, TRUE); |
5685 } | |
5686 | |
5687 /* keep the previous alternate file */ | |
22 | 5688 if (alt_fnum != 0 && curwin->w_alt_fnum == empty_fnum && !cmdmod.keepalt) |
7 | 5689 curwin->w_alt_fnum = alt_fnum; |
5690 | |
5691 erret: | |
5692 vim_free(tag); | |
5693 } | |
5694 | |
5695 | |
9 | 5696 #if defined(FEAT_MULTI_LANG) || defined(PROTO) |
5697 /* | |
5698 * In an argument search for a language specifiers in the form "@xx". | |
5699 * Changes the "@" to NUL if found, and returns a pointer to "xx". | |
5700 * Returns NULL if not found. | |
5701 */ | |
5702 char_u * | |
5703 check_help_lang(arg) | |
5704 char_u *arg; | |
5705 { | |
835 | 5706 int len = (int)STRLEN(arg); |
9 | 5707 |
5708 if (len >= 3 && arg[len - 3] == '@' && ASCII_ISALPHA(arg[len - 2]) | |
5709 && ASCII_ISALPHA(arg[len - 1])) | |
5710 { | |
5711 arg[len - 3] = NUL; /* remove the '@' */ | |
5712 return arg + len - 2; | |
5713 } | |
5714 return NULL; | |
5715 } | |
5716 #endif | |
5717 | |
7 | 5718 /* |
5719 * Return a heuristic indicating how well the given string matches. The | |
5720 * smaller the number, the better the match. This is the order of priorities, | |
5721 * from best match to worst match: | |
5722 * - Match with least alpha-numeric characters is better. | |
5723 * - Match with least total characters is better. | |
5724 * - Match towards the start is better. | |
5725 * - Match starting with "+" is worse (feature instead of command) | |
5726 * Assumption is made that the matched_string passed has already been found to | |
5727 * match some string for which help is requested. webb. | |
5728 */ | |
5729 int | |
5730 help_heuristic(matched_string, offset, wrong_case) | |
5731 char_u *matched_string; | |
5732 int offset; /* offset for match */ | |
5733 int wrong_case; /* no matching case */ | |
5734 { | |
5735 int num_letters; | |
5736 char_u *p; | |
5737 | |
5738 num_letters = 0; | |
5739 for (p = matched_string; *p; p++) | |
5740 if (ASCII_ISALNUM(*p)) | |
5741 num_letters++; | |
5742 | |
5743 /* | |
5744 * Multiply the number of letters by 100 to give it a much bigger | |
5745 * weighting than the number of characters. | |
5746 * If there only is a match while ignoring case, add 5000. | |
5747 * If the match starts in the middle of a word, add 10000 to put it | |
5748 * somewhere in the last half. | |
5749 * If the match is more than 2 chars from the start, multiply by 200 to | |
5750 * put it after matches at the start. | |
5751 */ | |
5752 if (ASCII_ISALNUM(matched_string[offset]) && offset > 0 | |
5753 && ASCII_ISALNUM(matched_string[offset - 1])) | |
5754 offset += 10000; | |
5755 else if (offset > 2) | |
5756 offset *= 200; | |
5757 if (wrong_case) | |
5758 offset += 5000; | |
5759 /* Features are less interesting than the subjects themselves, but "+" | |
5760 * alone is not a feature. */ | |
5761 if (matched_string[0] == '+' && matched_string[1] != NUL) | |
5762 offset += 100; | |
5763 return (int)(100 * num_letters + STRLEN(matched_string) + offset); | |
5764 } | |
5765 | |
5766 /* | |
5767 * Compare functions for qsort() below, that checks the help heuristics number | |
5768 * that has been put after the tagname by find_tags(). | |
5769 */ | |
5770 static int | |
5771 #ifdef __BORLANDC__ | |
5772 _RTLENTRYF | |
5773 #endif | |
5774 help_compare(s1, s2) | |
5775 const void *s1; | |
5776 const void *s2; | |
5777 { | |
5778 char *p1; | |
5779 char *p2; | |
5780 | |
5781 p1 = *(char **)s1 + strlen(*(char **)s1) + 1; | |
5782 p2 = *(char **)s2 + strlen(*(char **)s2) + 1; | |
5783 return strcmp(p1, p2); | |
5784 } | |
5785 | |
5786 /* | |
5787 * Find all help tags matching "arg", sort them and return in matches[], with | |
5788 * the number of matches in num_matches. | |
5789 * The matches will be sorted with a "best" match algorithm. | |
5790 * When "keep_lang" is TRUE try keeping the language of the current buffer. | |
5791 */ | |
5792 int | |
5793 find_help_tags(arg, num_matches, matches, keep_lang) | |
5794 char_u *arg; | |
5795 int *num_matches; | |
5796 char_u ***matches; | |
5797 int keep_lang; | |
5798 { | |
5799 char_u *s, *d; | |
5800 int i; | |
5801 static char *(mtable[]) = {"*", "g*", "[*", "]*", ":*", | |
445 | 5802 "/*", "/\\*", "\"*", "**", |
5803 "/\\(\\)", | |
323 | 5804 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?", |
279 | 5805 "/\\?", "/\\z(\\)", "\\=", ":s\\=", |
7 | 5806 "[count]", "[quotex]", "[range]", |
5807 "[pattern]", "\\|", "\\%$"}; | |
5808 static char *(rtable[]) = {"star", "gstar", "[star", "]star", ":star", | |
445 | 5809 "/star", "/\\\\star", "quotestar", "starstar", |
5810 "/\\\\(\\\\)", | |
323 | 5811 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?", |
279 | 5812 "/\\\\?", "/\\\\z(\\\\)", "\\\\=", ":s\\\\=", |
7 | 5813 "\\[count]", "\\[quotex]", "\\[range]", |
5814 "\\[pattern]", "\\\\bar", "/\\\\%\\$"}; | |
5815 int flags; | |
5816 | |
5817 d = IObuff; /* assume IObuff is long enough! */ | |
5818 | |
5819 /* | |
5820 * Recognize a few exceptions to the rule. Some strings that contain '*' | |
5821 * with "star". Otherwise '*' is recognized as a wildcard. | |
5822 */ | |
1872 | 5823 for (i = (int)(sizeof(mtable) / sizeof(char *)); --i >= 0; ) |
7 | 5824 if (STRCMP(arg, mtable[i]) == 0) |
5825 { | |
5826 STRCPY(d, rtable[i]); | |
5827 break; | |
5828 } | |
5829 | |
5830 if (i < 0) /* no match in table */ | |
5831 { | |
5832 /* Replace "\S" with "/\\S", etc. Otherwise every tag is matched. | |
5833 * Also replace "\%^" and "\%(", they match every tag too. | |
5834 * Also "\zs", "\z1", etc. | |
5835 * Also "\@<", "\@=", "\@<=", etc. | |
5836 * And also "\_$" and "\_^". */ | |
5837 if (arg[0] == '\\' | |
5838 && ((arg[1] != NUL && arg[2] == NUL) | |
5839 || (vim_strchr((char_u *)"%_z@", arg[1]) != NULL | |
5840 && arg[2] != NUL))) | |
5841 { | |
5842 STRCPY(d, "/\\\\"); | |
5843 STRCPY(d + 3, arg + 1); | |
5844 /* Check for "/\\_$", should be "/\\_\$" */ | |
5845 if (d[3] == '_' && d[4] == '$') | |
5846 STRCPY(d + 4, "\\$"); | |
5847 } | |
5848 else | |
5849 { | |
5850 /* replace "[:...:]" with "\[:...:]"; "[+...]" with "\[++...]" */ | |
5851 if (arg[0] == '[' && (arg[1] == ':' | |
5852 || (arg[1] == '+' && arg[2] == '+'))) | |
5853 *d++ = '\\'; | |
5854 | |
5855 for (s = arg; *s; ++s) | |
5856 { | |
5857 /* | |
5858 * Replace "|" with "bar" and '"' with "quote" to match the name of | |
5859 * the tags for these commands. | |
5860 * Replace "*" with ".*" and "?" with "." to match command line | |
5861 * completion. | |
5862 * Insert a backslash before '~', '$' and '.' to avoid their | |
5863 * special meaning. | |
5864 */ | |
5865 if (d - IObuff > IOSIZE - 10) /* getting too long!? */ | |
5866 break; | |
5867 switch (*s) | |
5868 { | |
5869 case '|': STRCPY(d, "bar"); | |
5870 d += 3; | |
5871 continue; | |
5872 case '"': STRCPY(d, "quote"); | |
5873 d += 5; | |
5874 continue; | |
5875 case '*': *d++ = '.'; | |
5876 break; | |
5877 case '?': *d++ = '.'; | |
5878 continue; | |
5879 case '$': | |
5880 case '.': | |
5881 case '~': *d++ = '\\'; | |
5882 break; | |
5883 } | |
5884 | |
5885 /* | |
5886 * Replace "^x" by "CTRL-X". Don't do this for "^_" to make | |
5887 * ":help i_^_CTRL-D" work. | |
5888 * Insert '-' before and after "CTRL-X" when applicable. | |
5889 */ | |
5890 if (*s < ' ' || (*s == '^' && s[1] && (ASCII_ISALPHA(s[1]) | |
5891 || vim_strchr((char_u *)"?@[\\]^", s[1]) != NULL))) | |
5892 { | |
5893 if (d > IObuff && d[-1] != '_') | |
5894 *d++ = '_'; /* prepend a '_' */ | |
5895 STRCPY(d, "CTRL-"); | |
5896 d += 5; | |
5897 if (*s < ' ') | |
5898 { | |
5899 #ifdef EBCDIC | |
5900 *d++ = CtrlChar(*s); | |
5901 #else | |
5902 *d++ = *s + '@'; | |
5903 #endif | |
5904 if (d[-1] == '\\') | |
5905 *d++ = '\\'; /* double a backslash */ | |
5906 } | |
5907 else | |
5908 *d++ = *++s; | |
5909 if (s[1] != NUL && s[1] != '_') | |
5910 *d++ = '_'; /* append a '_' */ | |
5911 continue; | |
5912 } | |
5913 else if (*s == '^') /* "^" or "CTRL-^" or "^_" */ | |
5914 *d++ = '\\'; | |
5915 | |
5916 /* | |
5917 * Insert a backslash before a backslash after a slash, for search | |
5918 * pattern tags: "/\|" --> "/\\|". | |
5919 */ | |
5920 else if (s[0] == '\\' && s[1] != '\\' | |
5921 && *arg == '/' && s == arg + 1) | |
5922 *d++ = '\\'; | |
5923 | |
5924 /* "CTRL-\_" -> "CTRL-\\_" to avoid the special meaning of "\_" in | |
5925 * "CTRL-\_CTRL-N" */ | |
5926 if (STRNICMP(s, "CTRL-\\_", 7) == 0) | |
5927 { | |
5928 STRCPY(d, "CTRL-\\\\"); | |
5929 d += 7; | |
5930 s += 6; | |
5931 } | |
5932 | |
5933 *d++ = *s; | |
5934 | |
5935 /* | |
5936 * If tag starts with ', toss everything after a second '. Fixes | |
5937 * CTRL-] on 'option'. (would include the trailing '.'). | |
5938 */ | |
5939 if (*s == '\'' && s > arg && *arg == '\'') | |
5940 break; | |
5941 } | |
5942 *d = NUL; | |
5943 } | |
5944 } | |
5945 | |
5946 *matches = (char_u **)""; | |
5947 *num_matches = 0; | |
5948 flags = TAG_HELP | TAG_REGEXP | TAG_NAMES | TAG_VERBOSE; | |
5949 if (keep_lang) | |
5950 flags |= TAG_KEEP_LANG; | |
1696 | 5951 if (find_tags(IObuff, num_matches, matches, flags, (int)MAXCOL, NULL) == OK |
7 | 5952 && *num_matches > 0) |
1696 | 5953 { |
7 | 5954 /* Sort the matches found on the heuristic number that is after the |
5955 * tag name. */ | |
5956 qsort((void *)*matches, (size_t)*num_matches, | |
5957 sizeof(char_u *), help_compare); | |
1696 | 5958 /* Delete more than TAG_MANY to reduce the size of the listing. */ |
5959 while (*num_matches > TAG_MANY) | |
5960 vim_free((*matches)[--*num_matches]); | |
5961 } | |
7 | 5962 return OK; |
5963 } | |
5964 | |
5965 /* | |
5966 * After reading a help file: May cleanup a help buffer when syntax | |
5967 * highlighting is not used. | |
5968 */ | |
5969 void | |
5970 fix_help_buffer() | |
5971 { | |
5972 linenr_T lnum; | |
5973 char_u *line; | |
5974 int in_example = FALSE; | |
5975 int len; | |
5976 char_u *p; | |
5977 char_u *rt; | |
5978 int mustfree; | |
5979 | |
5980 /* set filetype to "help". */ | |
5981 set_option_value((char_u *)"ft", 0L, (char_u *)"help", OPT_LOCAL); | |
5982 | |
5983 #ifdef FEAT_SYN_HL | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5984 if (!syntax_present(curwin)) |
7 | 5985 #endif |
5986 { | |
5987 for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum) | |
5988 { | |
5989 line = ml_get_buf(curbuf, lnum, FALSE); | |
5990 len = (int)STRLEN(line); | |
5991 if (in_example && len > 0 && !vim_iswhite(line[0])) | |
5992 { | |
5993 /* End of example: non-white or '<' in first column. */ | |
5994 if (line[0] == '<') | |
5995 { | |
5996 /* blank-out a '<' in the first column */ | |
5997 line = ml_get_buf(curbuf, lnum, TRUE); | |
5998 line[0] = ' '; | |
5999 } | |
6000 in_example = FALSE; | |
6001 } | |
6002 if (!in_example && len > 0) | |
6003 { | |
6004 if (line[len - 1] == '>' && (len == 1 || line[len - 2] == ' ')) | |
6005 { | |
6006 /* blank-out a '>' in the last column (start of example) */ | |
6007 line = ml_get_buf(curbuf, lnum, TRUE); | |
6008 line[len - 1] = ' '; | |
6009 in_example = TRUE; | |
6010 } | |
6011 else if (line[len - 1] == '~') | |
6012 { | |
6013 /* blank-out a '~' at the end of line (header marker) */ | |
6014 line = ml_get_buf(curbuf, lnum, TRUE); | |
6015 line[len - 1] = ' '; | |
6016 } | |
6017 } | |
6018 } | |
6019 } | |
6020 | |
6021 /* | |
6022 * In the "help.txt" file, add the locally added help files. | |
6023 * This uses the very first line in the help file. | |
6024 */ | |
6025 if (fnamecmp(gettail(curbuf->b_fname), "help.txt") == 0) | |
6026 { | |
6027 for (lnum = 1; lnum < curbuf->b_ml.ml_line_count; ++lnum) | |
6028 { | |
6029 line = ml_get_buf(curbuf, lnum, FALSE); | |
6030 if (strstr((char *)line, "*local-additions*") != NULL) | |
6031 { | |
6032 /* Go through all directories in 'runtimepath', skipping | |
6033 * $VIMRUNTIME. */ | |
6034 p = p_rtp; | |
6035 while (*p != NUL) | |
6036 { | |
6037 copy_option_part(&p, NameBuff, MAXPATHL, ","); | |
6038 mustfree = FALSE; | |
6039 rt = vim_getenv((char_u *)"VIMRUNTIME", &mustfree); | |
6040 if (fullpathcmp(rt, NameBuff, FALSE) != FPC_SAME) | |
6041 { | |
6042 int fcount; | |
6043 char_u **fnames; | |
6044 FILE *fd; | |
6045 char_u *s; | |
6046 int fi; | |
6047 #ifdef FEAT_MBYTE | |
6048 vimconv_T vc; | |
6049 char_u *cp; | |
6050 #endif | |
6051 | |
6052 /* Find all "doc/ *.txt" files in this directory. */ | |
6053 add_pathsep(NameBuff); | |
6054 STRCAT(NameBuff, "doc/*.txt"); | |
6055 if (gen_expand_wildcards(1, &NameBuff, &fcount, | |
6056 &fnames, EW_FILE|EW_SILENT) == OK | |
6057 && fcount > 0) | |
6058 { | |
6059 for (fi = 0; fi < fcount; ++fi) | |
6060 { | |
531 | 6061 fd = mch_fopen((char *)fnames[fi], "r"); |
7 | 6062 if (fd != NULL) |
6063 { | |
6064 vim_fgets(IObuff, IOSIZE, fd); | |
6065 if (IObuff[0] == '*' | |
6066 && (s = vim_strchr(IObuff + 1, '*')) | |
6067 != NULL) | |
6068 { | |
6069 #ifdef FEAT_MBYTE | |
6070 int this_utf = MAYBE; | |
6071 #endif | |
6072 /* Change tag definition to a | |
6073 * reference and remove <CR>/<NL>. */ | |
6074 IObuff[0] = '|'; | |
6075 *s = '|'; | |
6076 while (*s != NUL) | |
6077 { | |
6078 if (*s == '\r' || *s == '\n') | |
6079 *s = NUL; | |
6080 #ifdef FEAT_MBYTE | |
6081 /* The text is utf-8 when a byte | |
6082 * above 127 is found and no | |
6083 * illegal byte sequence is found. | |
6084 */ | |
6085 if (*s >= 0x80 && this_utf != FALSE) | |
6086 { | |
6087 int l; | |
6088 | |
6089 this_utf = TRUE; | |
474 | 6090 l = utf_ptr2len(s); |
7 | 6091 if (l == 1) |
6092 this_utf = FALSE; | |
6093 s += l - 1; | |
6094 } | |
6095 #endif | |
6096 ++s; | |
6097 } | |
6098 #ifdef FEAT_MBYTE | |
6099 /* The help file is latin1 or utf-8; | |
6100 * conversion to the current | |
6101 * 'encoding' may be required. */ | |
6102 vc.vc_type = CONV_NONE; | |
6103 convert_setup(&vc, (char_u *)( | |
6104 this_utf == TRUE ? "utf-8" | |
6105 : "latin1"), p_enc); | |
6106 if (vc.vc_type == CONV_NONE) | |
6107 /* No conversion needed. */ | |
6108 cp = IObuff; | |
6109 else | |
6110 { | |
6111 /* Do the conversion. If it fails | |
6112 * use the unconverted text. */ | |
6113 cp = string_convert(&vc, IObuff, | |
6114 NULL); | |
6115 if (cp == NULL) | |
6116 cp = IObuff; | |
6117 } | |
6118 convert_setup(&vc, NULL, NULL); | |
6119 | |
6120 ml_append(lnum, cp, (colnr_T)0, FALSE); | |
6121 if (cp != IObuff) | |
6122 vim_free(cp); | |
6123 #else | |
6124 ml_append(lnum, IObuff, (colnr_T)0, | |
6125 FALSE); | |
6126 #endif | |
6127 ++lnum; | |
6128 } | |
6129 fclose(fd); | |
6130 } | |
6131 } | |
6132 FreeWild(fcount, fnames); | |
6133 } | |
6134 } | |
6135 if (mustfree) | |
6136 vim_free(rt); | |
6137 } | |
6138 break; | |
6139 } | |
6140 } | |
6141 } | |
6142 } | |
6143 | |
40 | 6144 /* |
6145 * ":exusage" | |
6146 */ | |
6147 void | |
6148 ex_exusage(eap) | |
1876 | 6149 exarg_T *eap UNUSED; |
40 | 6150 { |
6151 do_cmdline_cmd((char_u *)"help ex-cmd-index"); | |
6152 } | |
6153 | |
6154 /* | |
6155 * ":viusage" | |
6156 */ | |
6157 void | |
6158 ex_viusage(eap) | |
1876 | 6159 exarg_T *eap UNUSED; |
40 | 6160 { |
6161 do_cmdline_cmd((char_u *)"help normal-index"); | |
6162 } | |
6163 | |
7 | 6164 #if defined(FEAT_EX_EXTRA) || defined(PROTO) |
1502 | 6165 static void helptags_one __ARGS((char_u *dir, char_u *ext, char_u *lang, int add_help_tags)); |
7 | 6166 |
6167 /* | |
6168 * ":helptags" | |
6169 */ | |
6170 void | |
6171 ex_helptags(eap) | |
6172 exarg_T *eap; | |
6173 { | |
6174 garray_T ga; | |
6175 int i, j; | |
6176 int len; | |
9 | 6177 #ifdef FEAT_MULTI_LANG |
7 | 6178 char_u lang[2]; |
9 | 6179 #endif |
1507 | 6180 expand_T xpc; |
6181 char_u *dirname; | |
7 | 6182 char_u ext[5]; |
6183 char_u fname[8]; | |
6184 int filecount; | |
6185 char_u **files; | |
1502 | 6186 int add_help_tags = FALSE; |
6187 | |
6188 /* Check for ":helptags ++t {dir}". */ | |
6189 if (STRNCMP(eap->arg, "++t", 3) == 0 && vim_iswhite(eap->arg[3])) | |
6190 { | |
6191 add_help_tags = TRUE; | |
6192 eap->arg = skipwhite(eap->arg + 3); | |
6193 } | |
7 | 6194 |
1507 | 6195 ExpandInit(&xpc); |
6196 xpc.xp_context = EXPAND_DIRECTORIES; | |
6197 dirname = ExpandOne(&xpc, eap->arg, NULL, | |
6198 WILD_LIST_NOTFOUND|WILD_SILENT, WILD_EXPAND_FREE); | |
6199 if (dirname == NULL || !mch_isdir(dirname)) | |
7 | 6200 { |
6201 EMSG2(_("E150: Not a directory: %s"), eap->arg); | |
6202 return; | |
6203 } | |
6204 | |
6205 #ifdef FEAT_MULTI_LANG | |
6206 /* Get a list of all files in the directory. */ | |
1507 | 6207 STRCPY(NameBuff, dirname); |
7 | 6208 add_pathsep(NameBuff); |
6209 STRCAT(NameBuff, "*"); | |
6210 if (gen_expand_wildcards(1, &NameBuff, &filecount, &files, | |
6211 EW_FILE|EW_SILENT) == FAIL | |
6212 || filecount == 0) | |
6213 { | |
6214 EMSG2("E151: No match: %s", NameBuff); | |
1507 | 6215 vim_free(dirname); |
7 | 6216 return; |
6217 } | |
6218 | |
6219 /* Go over all files in the directory to find out what languages are | |
6220 * present. */ | |
6221 ga_init2(&ga, 1, 10); | |
6222 for (i = 0; i < filecount; ++i) | |
6223 { | |
835 | 6224 len = (int)STRLEN(files[i]); |
7 | 6225 if (len > 4) |
6226 { | |
6227 if (STRICMP(files[i] + len - 4, ".txt") == 0) | |
6228 { | |
6229 /* ".txt" -> language "en" */ | |
6230 lang[0] = 'e'; | |
6231 lang[1] = 'n'; | |
6232 } | |
6233 else if (files[i][len - 4] == '.' | |
6234 && ASCII_ISALPHA(files[i][len - 3]) | |
6235 && ASCII_ISALPHA(files[i][len - 2]) | |
6236 && TOLOWER_ASC(files[i][len - 1]) == 'x') | |
6237 { | |
6238 /* ".abx" -> language "ab" */ | |
6239 lang[0] = TOLOWER_ASC(files[i][len - 3]); | |
6240 lang[1] = TOLOWER_ASC(files[i][len - 2]); | |
6241 } | |
6242 else | |
6243 continue; | |
6244 | |
6245 /* Did we find this language already? */ | |
6246 for (j = 0; j < ga.ga_len; j += 2) | |
6247 if (STRNCMP(lang, ((char_u *)ga.ga_data) + j, 2) == 0) | |
6248 break; | |
6249 if (j == ga.ga_len) | |
6250 { | |
6251 /* New language, add it. */ | |
6252 if (ga_grow(&ga, 2) == FAIL) | |
6253 break; | |
6254 ((char_u *)ga.ga_data)[ga.ga_len++] = lang[0]; | |
6255 ((char_u *)ga.ga_data)[ga.ga_len++] = lang[1]; | |
6256 } | |
6257 } | |
6258 } | |
6259 | |
6260 /* | |
6261 * Loop over the found languages to generate a tags file for each one. | |
6262 */ | |
6263 for (j = 0; j < ga.ga_len; j += 2) | |
6264 { | |
6265 STRCPY(fname, "tags-xx"); | |
6266 fname[5] = ((char_u *)ga.ga_data)[j]; | |
6267 fname[6] = ((char_u *)ga.ga_data)[j + 1]; | |
6268 if (fname[5] == 'e' && fname[6] == 'n') | |
6269 { | |
6270 /* English is an exception: use ".txt" and "tags". */ | |
6271 fname[4] = NUL; | |
6272 STRCPY(ext, ".txt"); | |
6273 } | |
6274 else | |
6275 { | |
6276 /* Language "ab" uses ".abx" and "tags-ab". */ | |
6277 STRCPY(ext, ".xxx"); | |
6278 ext[1] = fname[5]; | |
6279 ext[2] = fname[6]; | |
6280 } | |
1507 | 6281 helptags_one(dirname, ext, fname, add_help_tags); |
7 | 6282 } |
6283 | |
6284 ga_clear(&ga); | |
6285 FreeWild(filecount, files); | |
6286 | |
6287 #else | |
6288 /* No language support, just use "*.txt" and "tags". */ | |
1507 | 6289 helptags_one(dirname, (char_u *)".txt", (char_u *)"tags", add_help_tags); |
6290 #endif | |
6291 vim_free(dirname); | |
7 | 6292 } |
6293 | |
6294 static void | |
1502 | 6295 helptags_one(dir, ext, tagfname, add_help_tags) |
6296 char_u *dir; /* doc directory */ | |
6297 char_u *ext; /* suffix, ".txt", ".itx", ".frx", etc. */ | |
6298 char_u *tagfname; /* "tags" for English, "tags-fr" for French. */ | |
6299 int add_help_tags; /* add "help-tags" tag */ | |
7 | 6300 { |
6301 FILE *fd_tags; | |
6302 FILE *fd; | |
6303 garray_T ga; | |
6304 int filecount; | |
6305 char_u **files; | |
6306 char_u *p1, *p2; | |
6307 int fi; | |
6308 char_u *s; | |
6309 int i; | |
6310 char_u *fname; | |
6311 # ifdef FEAT_MBYTE | |
6312 int utf8 = MAYBE; | |
6313 int this_utf8; | |
6314 int firstline; | |
6315 int mix = FALSE; /* detected mixed encodings */ | |
6316 # endif | |
6317 | |
6318 /* | |
6319 * Find all *.txt files. | |
6320 */ | |
6321 STRCPY(NameBuff, dir); | |
6322 add_pathsep(NameBuff); | |
6323 STRCAT(NameBuff, "*"); | |
6324 STRCAT(NameBuff, ext); | |
6325 if (gen_expand_wildcards(1, &NameBuff, &filecount, &files, | |
6326 EW_FILE|EW_SILENT) == FAIL | |
6327 || filecount == 0) | |
6328 { | |
6329 if (!got_int) | |
6330 EMSG2("E151: No match: %s", NameBuff); | |
6331 return; | |
6332 } | |
6333 | |
6334 /* | |
6335 * Open the tags file for writing. | |
6336 * Do this before scanning through all the files. | |
6337 */ | |
6338 STRCPY(NameBuff, dir); | |
6339 add_pathsep(NameBuff); | |
6340 STRCAT(NameBuff, tagfname); | |
531 | 6341 fd_tags = mch_fopen((char *)NameBuff, "w"); |
7 | 6342 if (fd_tags == NULL) |
6343 { | |
6344 EMSG2(_("E152: Cannot open %s for writing"), NameBuff); | |
6345 FreeWild(filecount, files); | |
6346 return; | |
6347 } | |
6348 | |
6349 /* | |
1502 | 6350 * If using the "++t" argument or generating tags for "$VIMRUNTIME/doc" |
6351 * add the "help-tags" tag. | |
7 | 6352 */ |
6353 ga_init2(&ga, (int)sizeof(char_u *), 100); | |
1502 | 6354 if (add_help_tags || fullpathcmp((char_u *)"$VIMRUNTIME/doc", |
6355 dir, FALSE) == FPC_SAME) | |
7 | 6356 { |
6357 if (ga_grow(&ga, 1) == FAIL) | |
6358 got_int = TRUE; | |
6359 else | |
6360 { | |
835 | 6361 s = alloc(18 + (unsigned)STRLEN(tagfname)); |
7 | 6362 if (s == NULL) |
6363 got_int = TRUE; | |
6364 else | |
6365 { | |
6366 sprintf((char *)s, "help-tags\t%s\t1\n", tagfname); | |
6367 ((char_u **)ga.ga_data)[ga.ga_len] = s; | |
6368 ++ga.ga_len; | |
6369 } | |
6370 } | |
6371 } | |
6372 | |
6373 /* | |
6374 * Go over all the files and extract the tags. | |
6375 */ | |
6376 for (fi = 0; fi < filecount && !got_int; ++fi) | |
6377 { | |
531 | 6378 fd = mch_fopen((char *)files[fi], "r"); |
7 | 6379 if (fd == NULL) |
6380 { | |
6381 EMSG2(_("E153: Unable to open %s for reading"), files[fi]); | |
6382 continue; | |
6383 } | |
6384 fname = gettail(files[fi]); | |
6385 | |
6386 # ifdef FEAT_MBYTE | |
6387 firstline = TRUE; | |
6388 # endif | |
6389 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) | |
6390 { | |
6391 # ifdef FEAT_MBYTE | |
6392 if (firstline) | |
6393 { | |
6394 /* Detect utf-8 file by a non-ASCII char in the first line. */ | |
6395 this_utf8 = MAYBE; | |
6396 for (s = IObuff; *s != NUL; ++s) | |
6397 if (*s >= 0x80) | |
6398 { | |
6399 int l; | |
6400 | |
6401 this_utf8 = TRUE; | |
474 | 6402 l = utf_ptr2len(s); |
7 | 6403 if (l == 1) |
6404 { | |
6405 /* Illegal UTF-8 byte sequence. */ | |
6406 this_utf8 = FALSE; | |
6407 break; | |
6408 } | |
6409 s += l - 1; | |
6410 } | |
6411 if (this_utf8 == MAYBE) /* only ASCII characters found */ | |
6412 this_utf8 = FALSE; | |
6413 if (utf8 == MAYBE) /* first file */ | |
6414 utf8 = this_utf8; | |
6415 else if (utf8 != this_utf8) | |
6416 { | |
6417 EMSG2(_("E670: Mix of help file encodings within a language: %s"), files[fi]); | |
6418 mix = !got_int; | |
6419 got_int = TRUE; | |
6420 } | |
6421 firstline = FALSE; | |
6422 } | |
6423 # endif | |
6424 p1 = vim_strchr(IObuff, '*'); /* find first '*' */ | |
6425 while (p1 != NULL) | |
6426 { | |
6427 p2 = vim_strchr(p1 + 1, '*'); /* find second '*' */ | |
6428 if (p2 != NULL && p2 > p1 + 1) /* skip "*" and "**" */ | |
6429 { | |
6430 for (s = p1 + 1; s < p2; ++s) | |
6431 if (*s == ' ' || *s == '\t' || *s == '|') | |
6432 break; | |
6433 | |
6434 /* | |
6435 * Only accept a *tag* when it consists of valid | |
6436 * characters, there is white space before it and is | |
6437 * followed by a white character or end-of-line. | |
6438 */ | |
6439 if (s == p2 | |
6440 && (p1 == IObuff || p1[-1] == ' ' || p1[-1] == '\t') | |
6441 && (vim_strchr((char_u *)" \t\n\r", s[1]) != NULL | |
6442 || s[1] == '\0')) | |
6443 { | |
6444 *p2 = '\0'; | |
6445 ++p1; | |
6446 if (ga_grow(&ga, 1) == FAIL) | |
6447 { | |
6448 got_int = TRUE; | |
6449 break; | |
6450 } | |
6451 s = alloc((unsigned)(p2 - p1 + STRLEN(fname) + 2)); | |
6452 if (s == NULL) | |
6453 { | |
6454 got_int = TRUE; | |
6455 break; | |
6456 } | |
6457 ((char_u **)ga.ga_data)[ga.ga_len] = s; | |
6458 ++ga.ga_len; | |
6459 sprintf((char *)s, "%s\t%s", p1, fname); | |
6460 | |
6461 /* find next '*' */ | |
6462 p2 = vim_strchr(p2 + 1, '*'); | |
6463 } | |
6464 } | |
6465 p1 = p2; | |
6466 } | |
6467 line_breakcheck(); | |
6468 } | |
6469 | |
6470 fclose(fd); | |
6471 } | |
6472 | |
6473 FreeWild(filecount, files); | |
6474 | |
6475 if (!got_int) | |
6476 { | |
6477 /* | |
6478 * Sort the tags. | |
6479 */ | |
6480 sort_strings((char_u **)ga.ga_data, ga.ga_len); | |
6481 | |
6482 /* | |
6483 * Check for duplicates. | |
6484 */ | |
6485 for (i = 1; i < ga.ga_len; ++i) | |
6486 { | |
6487 p1 = ((char_u **)ga.ga_data)[i - 1]; | |
6488 p2 = ((char_u **)ga.ga_data)[i]; | |
6489 while (*p1 == *p2) | |
6490 { | |
6491 if (*p2 == '\t') | |
6492 { | |
6493 *p2 = NUL; | |
274 | 6494 vim_snprintf((char *)NameBuff, MAXPATHL, |
7 | 6495 _("E154: Duplicate tag \"%s\" in file %s/%s"), |
6496 ((char_u **)ga.ga_data)[i], dir, p2 + 1); | |
6497 EMSG(NameBuff); | |
6498 *p2 = '\t'; | |
6499 break; | |
6500 } | |
6501 ++p1; | |
6502 ++p2; | |
6503 } | |
6504 } | |
6505 | |
6506 # ifdef FEAT_MBYTE | |
6507 if (utf8 == TRUE) | |
6508 fprintf(fd_tags, "!_TAG_FILE_ENCODING\tutf-8\t//\n"); | |
6509 # endif | |
6510 | |
6511 /* | |
6512 * Write the tags into the file. | |
6513 */ | |
6514 for (i = 0; i < ga.ga_len; ++i) | |
6515 { | |
6516 s = ((char_u **)ga.ga_data)[i]; | |
1325 | 6517 if (STRNCMP(s, "help-tags\t", 10) == 0) |
7 | 6518 /* help-tags entry was added in formatted form */ |
1325 | 6519 fputs((char *)s, fd_tags); |
7 | 6520 else |
6521 { | |
6522 fprintf(fd_tags, "%s\t/*", s); | |
6523 for (p1 = s; *p1 != '\t'; ++p1) | |
6524 { | |
6525 /* insert backslash before '\\' and '/' */ | |
6526 if (*p1 == '\\' || *p1 == '/') | |
6527 putc('\\', fd_tags); | |
6528 putc(*p1, fd_tags); | |
6529 } | |
6530 fprintf(fd_tags, "*\n"); | |
6531 } | |
6532 } | |
6533 } | |
6534 #ifdef FEAT_MBYTE | |
6535 if (mix) | |
6536 got_int = FALSE; /* continue with other languages */ | |
6537 #endif | |
6538 | |
6539 for (i = 0; i < ga.ga_len; ++i) | |
6540 vim_free(((char_u **)ga.ga_data)[i]); | |
6541 ga_clear(&ga); | |
6542 fclose(fd_tags); /* there is no check for an error... */ | |
6543 } | |
6544 #endif | |
6545 | |
6546 #if defined(FEAT_SIGNS) || defined(PROTO) | |
6547 | |
6548 /* | |
6549 * Struct to hold the sign properties. | |
6550 */ | |
6551 typedef struct sign sign_T; | |
6552 | |
6553 struct sign | |
6554 { | |
6555 sign_T *sn_next; /* next sign in list */ | |
2606 | 6556 int sn_typenr; /* type number of sign */ |
7 | 6557 char_u *sn_name; /* name of sign */ |
6558 char_u *sn_icon; /* name of pixmap */ | |
6559 #ifdef FEAT_SIGN_ICONS | |
6560 void *sn_image; /* icon image */ | |
6561 #endif | |
6562 char_u *sn_text; /* text used instead of pixmap */ | |
6563 int sn_line_hl; /* highlight ID for line */ | |
6564 int sn_text_hl; /* highlight ID for text */ | |
6565 }; | |
6566 | |
6567 static sign_T *first_sign = NULL; | |
2605 | 6568 static int next_sign_typenr = 1; |
7 | 6569 |
1874 | 6570 static int sign_cmd_idx __ARGS((char_u *begin_cmd, char_u *end_cmd)); |
7 | 6571 static void sign_list_defined __ARGS((sign_T *sp)); |
1828 | 6572 static void sign_undefine __ARGS((sign_T *sp, sign_T *sp_prev)); |
7 | 6573 |
1868 | 6574 static char *cmds[] = { |
6575 "define", | |
6576 #define SIGNCMD_DEFINE 0 | |
6577 "undefine", | |
6578 #define SIGNCMD_UNDEFINE 1 | |
6579 "list", | |
6580 #define SIGNCMD_LIST 2 | |
6581 "place", | |
6582 #define SIGNCMD_PLACE 3 | |
6583 "unplace", | |
6584 #define SIGNCMD_UNPLACE 4 | |
6585 "jump", | |
6586 #define SIGNCMD_JUMP 5 | |
6587 NULL | |
6588 #define SIGNCMD_LAST 6 | |
6589 }; | |
6590 | |
6591 /* | |
6592 * Find index of a ":sign" subcmd from its name. | |
6593 * "*end_cmd" must be writable. | |
6594 */ | |
6595 static int | |
6596 sign_cmd_idx(begin_cmd, end_cmd) | |
1874 | 6597 char_u *begin_cmd; /* begin of sign subcmd */ |
6598 char_u *end_cmd; /* just after sign subcmd */ | |
1868 | 6599 { |
6600 int idx; | |
6601 char save = *end_cmd; | |
6602 | |
6603 *end_cmd = NUL; | |
6604 for (idx = 0; ; ++idx) | |
6605 if (cmds[idx] == NULL || STRCMP(begin_cmd, cmds[idx]) == 0) | |
6606 break; | |
6607 *end_cmd = save; | |
6608 return idx; | |
6609 } | |
6610 | |
7 | 6611 /* |
6612 * ":sign" command | |
6613 */ | |
6614 void | |
6615 ex_sign(eap) | |
6616 exarg_T *eap; | |
6617 { | |
6618 char_u *arg = eap->arg; | |
6619 char_u *p; | |
6620 int idx; | |
6621 sign_T *sp; | |
6622 sign_T *sp_prev; | |
6623 buf_T *buf; | |
6624 | |
6625 /* Parse the subcommand. */ | |
6626 p = skiptowhite(arg); | |
1868 | 6627 idx = sign_cmd_idx(arg, p); |
6628 if (idx == SIGNCMD_LAST) | |
6629 { | |
6630 EMSG2(_("E160: Unknown sign command: %s"), arg); | |
6631 return; | |
7 | 6632 } |
6633 arg = skipwhite(p); | |
6634 | |
6635 if (idx <= SIGNCMD_LIST) | |
6636 { | |
6637 /* | |
6638 * Define, undefine or list signs. | |
6639 */ | |
6640 if (idx == SIGNCMD_LIST && *arg == NUL) | |
6641 { | |
6642 /* ":sign list": list all defined signs */ | |
6643 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
6644 sign_list_defined(sp); | |
6645 } | |
6646 else if (*arg == NUL) | |
6647 EMSG(_("E156: Missing sign name")); | |
6648 else | |
6649 { | |
2605 | 6650 /* Isolate the sign name. If it's a number skip leading zeroes, |
6651 * so that "099" and "99" are the same sign. But keep "0". */ | |
7 | 6652 p = skiptowhite(arg); |
6653 if (*p != NUL) | |
6654 *p++ = NUL; | |
2605 | 6655 while (arg[0] == '0' && arg[1] != NUL) |
6656 ++arg; | |
6657 | |
7 | 6658 sp_prev = NULL; |
6659 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
6660 { | |
6661 if (STRCMP(sp->sn_name, arg) == 0) | |
6662 break; | |
6663 sp_prev = sp; | |
6664 } | |
6665 if (idx == SIGNCMD_DEFINE) | |
6666 { | |
6667 /* ":sign define {name} ...": define a sign */ | |
6668 if (sp == NULL) | |
6669 { | |
2605 | 6670 sign_T *lp; |
6671 int start = next_sign_typenr; | |
6672 | |
7 | 6673 /* Allocate a new sign. */ |
6674 sp = (sign_T *)alloc_clear((unsigned)sizeof(sign_T)); | |
6675 if (sp == NULL) | |
6676 return; | |
6677 | |
2605 | 6678 /* Check that next_sign_typenr is not already being used. |
6679 * This only happens after wrapping around. Hopefully | |
6680 * another one got deleted and we can use its number. */ | |
6681 for (lp = first_sign; lp != NULL; ) | |
7 | 6682 { |
2605 | 6683 if (lp->sn_typenr == next_sign_typenr) |
7 | 6684 { |
2605 | 6685 ++next_sign_typenr; |
6686 if (next_sign_typenr == MAX_TYPENR) | |
6687 next_sign_typenr = 1; | |
6688 if (next_sign_typenr == start) | |
7 | 6689 { |
2605 | 6690 vim_free(sp); |
6691 EMSG(_("E612: Too many signs defined")); | |
6692 return; | |
7 | 6693 } |
2605 | 6694 lp = first_sign; /* start all over */ |
6695 continue; | |
7 | 6696 } |
2605 | 6697 lp = lp->sn_next; |
6698 } | |
6699 | |
6700 sp->sn_typenr = next_sign_typenr; | |
6701 if (++next_sign_typenr == MAX_TYPENR) | |
6702 next_sign_typenr = 1; /* wrap around */ | |
6703 | |
6704 sp->sn_name = vim_strsave(arg); | |
6705 if (sp->sn_name == NULL) /* out of memory */ | |
6706 { | |
6707 vim_free(sp); | |
6708 return; | |
7 | 6709 } |
2601 | 6710 |
6711 /* add the new sign to the list of signs */ | |
6712 if (sp_prev == NULL) | |
6713 first_sign = sp; | |
6714 else | |
6715 sp_prev->sn_next = sp; | |
7 | 6716 } |
6717 | |
6718 /* set values for a defined sign. */ | |
6719 for (;;) | |
6720 { | |
6721 arg = skipwhite(p); | |
6722 if (*arg == NUL) | |
6723 break; | |
6724 p = skiptowhite_esc(arg); | |
6725 if (STRNCMP(arg, "icon=", 5) == 0) | |
6726 { | |
6727 arg += 5; | |
6728 vim_free(sp->sn_icon); | |
6729 sp->sn_icon = vim_strnsave(arg, (int)(p - arg)); | |
6730 backslash_halve(sp->sn_icon); | |
6731 #ifdef FEAT_SIGN_ICONS | |
6732 if (gui.in_use) | |
6733 { | |
6734 out_flush(); | |
6735 if (sp->sn_image != NULL) | |
6736 gui_mch_destroy_sign(sp->sn_image); | |
6737 sp->sn_image = gui_mch_register_sign(sp->sn_icon); | |
6738 } | |
6739 #endif | |
6740 } | |
6741 else if (STRNCMP(arg, "text=", 5) == 0) | |
6742 { | |
6743 char_u *s; | |
6744 int cells; | |
6745 int len; | |
6746 | |
6747 arg += 5; | |
6748 #ifdef FEAT_MBYTE | |
6749 /* Count cells and check for non-printable chars */ | |
6750 if (has_mbyte) | |
6751 { | |
6752 cells = 0; | |
474 | 6753 for (s = arg; s < p; s += (*mb_ptr2len)(s)) |
7 | 6754 { |
6755 if (!vim_isprintc((*mb_ptr2char)(s))) | |
6756 break; | |
6757 cells += (*mb_ptr2cells)(s); | |
6758 } | |
6759 } | |
6760 else | |
6761 #endif | |
6762 { | |
6763 for (s = arg; s < p; ++s) | |
6764 if (!vim_isprintc(*s)) | |
6765 break; | |
835 | 6766 cells = (int)(s - arg); |
7 | 6767 } |
6768 /* Currently must be one or two display cells */ | |
6769 if (s != p || cells < 1 || cells > 2) | |
6770 { | |
6771 *p = NUL; | |
6772 EMSG2(_("E239: Invalid sign text: %s"), arg); | |
6773 return; | |
6774 } | |
6775 | |
6776 vim_free(sp->sn_text); | |
6777 /* Allocate one byte more if we need to pad up | |
6778 * with a space. */ | |
835 | 6779 len = (int)(p - arg + ((cells == 1) ? 1 : 0)); |
7 | 6780 sp->sn_text = vim_strnsave(arg, len); |
6781 | |
6782 if (sp->sn_text != NULL && cells == 1) | |
6783 STRCPY(sp->sn_text + len - 1, " "); | |
6784 } | |
6785 else if (STRNCMP(arg, "linehl=", 7) == 0) | |
6786 { | |
6787 arg += 7; | |
6788 sp->sn_line_hl = syn_check_group(arg, (int)(p - arg)); | |
6789 } | |
6790 else if (STRNCMP(arg, "texthl=", 7) == 0) | |
6791 { | |
6792 arg += 7; | |
6793 sp->sn_text_hl = syn_check_group(arg, (int)(p - arg)); | |
6794 } | |
6795 else | |
6796 { | |
6797 EMSG2(_(e_invarg2), arg); | |
6798 return; | |
6799 } | |
6800 } | |
6801 } | |
6802 else if (sp == NULL) | |
6803 EMSG2(_("E155: Unknown sign: %s"), arg); | |
6804 else if (idx == SIGNCMD_LIST) | |
6805 /* ":sign list {name}" */ | |
6806 sign_list_defined(sp); | |
6807 else | |
6808 /* ":sign undefine {name}" */ | |
1828 | 6809 sign_undefine(sp, sp_prev); |
7 | 6810 } |
6811 } | |
6812 else | |
6813 { | |
6814 int id = -1; | |
6815 linenr_T lnum = -1; | |
6816 char_u *sign_name = NULL; | |
6817 char_u *arg1; | |
6818 | |
6819 if (*arg == NUL) | |
6820 { | |
6821 if (idx == SIGNCMD_PLACE) | |
6822 { | |
6823 /* ":sign place": list placed signs in all buffers */ | |
6824 sign_list_placed(NULL); | |
6825 } | |
6826 else if (idx == SIGNCMD_UNPLACE) | |
6827 { | |
6828 /* ":sign unplace": remove placed sign at cursor */ | |
6829 id = buf_findsign_id(curwin->w_buffer, curwin->w_cursor.lnum); | |
6830 if (id > 0) | |
6831 { | |
6832 buf_delsign(curwin->w_buffer, id); | |
6833 update_debug_sign(curwin->w_buffer, curwin->w_cursor.lnum); | |
6834 } | |
6835 else | |
6836 EMSG(_("E159: Missing sign number")); | |
6837 } | |
6838 else | |
6839 EMSG(_(e_argreq)); | |
6840 return; | |
6841 } | |
6842 | |
6843 if (idx == SIGNCMD_UNPLACE && arg[0] == '*' && arg[1] == NUL) | |
6844 { | |
6845 /* ":sign unplace *": remove all placed signs */ | |
6846 buf_delete_all_signs(); | |
6847 return; | |
6848 } | |
6849 | |
6850 /* first arg could be placed sign id */ | |
6851 arg1 = arg; | |
6852 if (VIM_ISDIGIT(*arg)) | |
6853 { | |
6854 id = getdigits(&arg); | |
6855 if (!vim_iswhite(*arg) && *arg != NUL) | |
6856 { | |
6857 id = -1; | |
6858 arg = arg1; | |
6859 } | |
6860 else | |
6861 { | |
6862 arg = skipwhite(arg); | |
6863 if (idx == SIGNCMD_UNPLACE && *arg == NUL) | |
6864 { | |
6865 /* ":sign unplace {id}": remove placed sign by number */ | |
6866 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
6867 if ((lnum = buf_delsign(buf, id)) != 0) | |
6868 update_debug_sign(buf, lnum); | |
6869 return; | |
6870 } | |
6871 } | |
6872 } | |
6873 | |
6874 /* | |
6875 * Check for line={lnum} name={name} and file={fname} or buffer={nr}. | |
6876 * Leave "arg" pointing to {fname}. | |
6877 */ | |
6878 for (;;) | |
6879 { | |
6880 if (STRNCMP(arg, "line=", 5) == 0) | |
6881 { | |
6882 arg += 5; | |
6883 lnum = atoi((char *)arg); | |
6884 arg = skiptowhite(arg); | |
6885 } | |
6886 else if (STRNCMP(arg, "name=", 5) == 0) | |
6887 { | |
6888 arg += 5; | |
6889 sign_name = arg; | |
6890 arg = skiptowhite(arg); | |
6891 if (*arg != NUL) | |
6892 *arg++ = NUL; | |
2605 | 6893 while (sign_name[0] == '0' && sign_name[1] != NUL) |
6894 ++sign_name; | |
7 | 6895 } |
6896 else if (STRNCMP(arg, "file=", 5) == 0) | |
6897 { | |
6898 arg += 5; | |
6899 buf = buflist_findname(arg); | |
6900 break; | |
6901 } | |
6902 else if (STRNCMP(arg, "buffer=", 7) == 0) | |
6903 { | |
6904 arg += 7; | |
6905 buf = buflist_findnr((int)getdigits(&arg)); | |
6906 if (*skipwhite(arg) != NUL) | |
6907 EMSG(_(e_trailing)); | |
6908 break; | |
6909 } | |
6910 else | |
6911 { | |
6912 EMSG(_(e_invarg)); | |
6913 return; | |
6914 } | |
6915 arg = skipwhite(arg); | |
6916 } | |
6917 | |
6918 if (buf == NULL) | |
6919 { | |
6920 EMSG2(_("E158: Invalid buffer name: %s"), arg); | |
6921 } | |
6922 else if (id <= 0) | |
6923 { | |
6924 if (lnum >= 0 || sign_name != NULL) | |
6925 EMSG(_(e_invarg)); | |
6926 else | |
6927 /* ":sign place file={fname}": list placed signs in one file */ | |
6928 sign_list_placed(buf); | |
6929 } | |
6930 else if (idx == SIGNCMD_JUMP) | |
6931 { | |
6932 /* ":sign jump {id} file={fname}" */ | |
6933 if (lnum >= 0 || sign_name != NULL) | |
6934 EMSG(_(e_invarg)); | |
6935 else if ((lnum = buf_findsign(buf, id)) > 0) | |
6936 { /* goto a sign ... */ | |
6937 if (buf_jump_open_win(buf) != NULL) | |
6938 { /* ... in a current window */ | |
6939 curwin->w_cursor.lnum = lnum; | |
6940 check_cursor_lnum(); | |
6941 beginline(BL_WHITE); | |
6942 } | |
6943 else | |
6944 { /* ... not currently in a window */ | |
6945 char_u *cmd; | |
6946 | |
6947 cmd = alloc((unsigned)STRLEN(buf->b_fname) + 25); | |
6948 if (cmd == NULL) | |
6949 return; | |
6950 sprintf((char *)cmd, "e +%ld %s", (long)lnum, buf->b_fname); | |
6951 do_cmdline_cmd(cmd); | |
6952 vim_free(cmd); | |
6953 } | |
6954 #ifdef FEAT_FOLDING | |
6955 foldOpenCursor(); | |
6956 #endif | |
6957 } | |
6958 else | |
6959 EMSGN(_("E157: Invalid sign ID: %ld"), id); | |
6960 } | |
6961 else if (idx == SIGNCMD_UNPLACE) | |
6962 { | |
6963 /* ":sign unplace {id} file={fname}" */ | |
6964 if (lnum >= 0 || sign_name != NULL) | |
6965 EMSG(_(e_invarg)); | |
6966 else | |
6967 { | |
6968 lnum = buf_delsign(buf, id); | |
6969 update_debug_sign(buf, lnum); | |
6970 } | |
6971 } | |
6972 /* idx == SIGNCMD_PLACE */ | |
6973 else if (sign_name != NULL) | |
6974 { | |
6975 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
6976 if (STRCMP(sp->sn_name, sign_name) == 0) | |
6977 break; | |
6978 if (sp == NULL) | |
6979 { | |
6980 EMSG2(_("E155: Unknown sign: %s"), sign_name); | |
6981 return; | |
6982 } | |
6983 if (lnum > 0) | |
6984 /* ":sign place {id} line={lnum} name={name} file={fname}": | |
6985 * place a sign */ | |
6986 buf_addsign(buf, id, lnum, sp->sn_typenr); | |
6987 else | |
6988 /* ":sign place {id} file={fname}": change sign type */ | |
6989 lnum = buf_change_sign_type(buf, id, sp->sn_typenr); | |
6990 update_debug_sign(buf, lnum); | |
6991 } | |
6992 else | |
6993 EMSG(_(e_invarg)); | |
6994 } | |
6995 } | |
6996 | |
6997 #if defined(FEAT_SIGN_ICONS) || defined(PROTO) | |
6998 /* | |
6999 * Allocate the icons. Called when the GUI has started. Allows defining | |
7000 * signs before it starts. | |
7001 */ | |
7002 void | |
7003 sign_gui_started() | |
7004 { | |
7005 sign_T *sp; | |
7006 | |
7007 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
7008 if (sp->sn_icon != NULL) | |
7009 sp->sn_image = gui_mch_register_sign(sp->sn_icon); | |
7010 } | |
7011 #endif | |
7012 | |
7013 /* | |
7014 * List one sign. | |
7015 */ | |
7016 static void | |
7017 sign_list_defined(sp) | |
7018 sign_T *sp; | |
7019 { | |
7020 char_u *p; | |
7021 | |
274 | 7022 smsg((char_u *)"sign %s", sp->sn_name); |
7 | 7023 if (sp->sn_icon != NULL) |
7024 { | |
7025 MSG_PUTS(" icon="); | |
7026 msg_outtrans(sp->sn_icon); | |
7027 #ifdef FEAT_SIGN_ICONS | |
7028 if (sp->sn_image == NULL) | |
7029 MSG_PUTS(_(" (NOT FOUND)")); | |
7030 #else | |
7031 MSG_PUTS(_(" (not supported)")); | |
7032 #endif | |
7033 } | |
7034 if (sp->sn_text != NULL) | |
7035 { | |
7036 MSG_PUTS(" text="); | |
7037 msg_outtrans(sp->sn_text); | |
7038 } | |
7039 if (sp->sn_line_hl > 0) | |
7040 { | |
7041 MSG_PUTS(" linehl="); | |
7042 p = get_highlight_name(NULL, sp->sn_line_hl - 1); | |
7043 if (p == NULL) | |
7044 MSG_PUTS("NONE"); | |
7045 else | |
7046 msg_puts(p); | |
7047 } | |
7048 if (sp->sn_text_hl > 0) | |
7049 { | |
7050 MSG_PUTS(" texthl="); | |
7051 p = get_highlight_name(NULL, sp->sn_text_hl - 1); | |
7052 if (p == NULL) | |
7053 MSG_PUTS("NONE"); | |
7054 else | |
7055 msg_puts(p); | |
7056 } | |
7057 } | |
7058 | |
7059 /* | |
1828 | 7060 * Undefine a sign and free its memory. |
7061 */ | |
7062 static void | |
7063 sign_undefine(sp, sp_prev) | |
7064 sign_T *sp; | |
7065 sign_T *sp_prev; | |
7066 { | |
7067 vim_free(sp->sn_name); | |
7068 vim_free(sp->sn_icon); | |
7069 #ifdef FEAT_SIGN_ICONS | |
7070 if (sp->sn_image != NULL) | |
7071 { | |
7072 out_flush(); | |
7073 gui_mch_destroy_sign(sp->sn_image); | |
7074 } | |
7075 #endif | |
7076 vim_free(sp->sn_text); | |
7077 if (sp_prev == NULL) | |
7078 first_sign = sp->sn_next; | |
7079 else | |
7080 sp_prev->sn_next = sp->sn_next; | |
7081 vim_free(sp); | |
7082 } | |
7083 | |
7084 /* | |
7 | 7085 * Get highlighting attribute for sign "typenr". |
7086 * If "line" is TRUE: line highl, if FALSE: text highl. | |
7087 */ | |
7088 int | |
7089 sign_get_attr(typenr, line) | |
7090 int typenr; | |
7091 int line; | |
7092 { | |
7093 sign_T *sp; | |
7094 | |
7095 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
7096 if (sp->sn_typenr == typenr) | |
7097 { | |
7098 if (line) | |
7099 { | |
7100 if (sp->sn_line_hl > 0) | |
7101 return syn_id2attr(sp->sn_line_hl); | |
7102 } | |
7103 else | |
7104 { | |
7105 if (sp->sn_text_hl > 0) | |
7106 return syn_id2attr(sp->sn_text_hl); | |
7107 } | |
7108 break; | |
7109 } | |
7110 return 0; | |
7111 } | |
7112 | |
7113 /* | |
7114 * Get text mark for sign "typenr". | |
7115 * Returns NULL if there isn't one. | |
7116 */ | |
7117 char_u * | |
7118 sign_get_text(typenr) | |
7119 int typenr; | |
7120 { | |
7121 sign_T *sp; | |
7122 | |
7123 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
7124 if (sp->sn_typenr == typenr) | |
7125 return sp->sn_text; | |
7126 return NULL; | |
7127 } | |
7128 | |
7129 #if defined(FEAT_SIGN_ICONS) || defined(PROTO) | |
7130 void * | |
7131 sign_get_image(typenr) | |
7132 int typenr; /* the attribute which may have a sign */ | |
7133 { | |
7134 sign_T *sp; | |
7135 | |
7136 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
7137 if (sp->sn_typenr == typenr) | |
7138 return sp->sn_image; | |
7139 return NULL; | |
7140 } | |
7141 #endif | |
7142 | |
7143 /* | |
7144 * Get the name of a sign by its typenr. | |
7145 */ | |
7146 char_u * | |
7147 sign_typenr2name(typenr) | |
7148 int typenr; | |
7149 { | |
7150 sign_T *sp; | |
7151 | |
7152 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
7153 if (sp->sn_typenr == typenr) | |
7154 return sp->sn_name; | |
7155 return (char_u *)_("[Deleted]"); | |
7156 } | |
7157 | |
1828 | 7158 #if defined(EXITFREE) || defined(PROTO) |
7159 /* | |
7160 * Undefine/free all signs. | |
7161 */ | |
7162 void | |
7163 free_signs() | |
7164 { | |
7165 while (first_sign != NULL) | |
7166 sign_undefine(first_sign, NULL); | |
7167 } | |
7168 #endif | |
7169 | |
1868 | 7170 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) |
7171 static enum | |
7172 { | |
7173 EXP_SUBCMD, /* expand :sign sub-commands */ | |
7174 EXP_DEFINE, /* expand :sign define {name} args */ | |
7175 EXP_PLACE, /* expand :sign place {id} args */ | |
7176 EXP_UNPLACE, /* expand :sign unplace" */ | |
7177 EXP_SIGN_NAMES /* expand with name of placed signs */ | |
7178 } expand_what; | |
7179 | |
7180 /* | |
7181 * Function given to ExpandGeneric() to obtain the sign command | |
7182 * expansion. | |
7183 */ | |
7184 char_u * | |
7185 get_sign_name(xp, idx) | |
1876 | 7186 expand_T *xp UNUSED; |
1868 | 7187 int idx; |
7188 { | |
7189 sign_T *sp; | |
7190 int current_idx; | |
7191 | |
7192 switch (expand_what) | |
7193 { | |
7194 case EXP_SUBCMD: | |
7195 return (char_u *)cmds[idx]; | |
7196 case EXP_DEFINE: | |
7197 { | |
7198 char *define_arg[] = | |
7199 { | |
7200 "icon=", "linehl=", "text=", "texthl=", NULL | |
7201 }; | |
7202 return (char_u *)define_arg[idx]; | |
7203 } | |
7204 case EXP_PLACE: | |
7205 { | |
7206 char *place_arg[] = | |
7207 { | |
7208 "line=", "name=", "file=", "buffer=", NULL | |
7209 }; | |
7210 return (char_u *)place_arg[idx]; | |
7211 } | |
7212 case EXP_UNPLACE: | |
7213 { | |
7214 char *unplace_arg[] = { "file=", "buffer=", NULL }; | |
7215 return (char_u *)unplace_arg[idx]; | |
7216 } | |
7217 case EXP_SIGN_NAMES: | |
7218 /* Complete with name of signs already defined */ | |
7219 current_idx = 0; | |
7220 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
7221 if (current_idx++ == idx) | |
7222 return sp->sn_name; | |
7223 return NULL; | |
7224 default: | |
7225 return NULL; | |
7226 } | |
7227 } | |
7228 | |
7229 /* | |
7230 * Handle command line completion for :sign command. | |
7231 */ | |
7232 void | |
7233 set_context_in_sign_cmd(xp, arg) | |
7234 expand_T *xp; | |
7235 char_u *arg; | |
7236 { | |
7237 char_u *p; | |
7238 char_u *end_subcmd; | |
7239 char_u *last; | |
7240 int cmd_idx; | |
7241 char_u *begin_subcmd_args; | |
7242 | |
7243 /* Default: expand subcommands. */ | |
7244 xp->xp_context = EXPAND_SIGN; | |
7245 expand_what = EXP_SUBCMD; | |
7246 xp->xp_pattern = arg; | |
7247 | |
7248 end_subcmd = skiptowhite(arg); | |
7249 if (*end_subcmd == NUL) | |
7250 /* expand subcmd name | |
7251 * :sign {subcmd}<CTRL-D>*/ | |
7252 return; | |
7253 | |
7254 cmd_idx = sign_cmd_idx(arg, end_subcmd); | |
7255 | |
7256 /* :sign {subcmd} {subcmd_args} | |
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2290
diff
changeset
|
7257 * | |
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2290
diff
changeset
|
7258 * begin_subcmd_args */ |
1868 | 7259 begin_subcmd_args = skipwhite(end_subcmd); |
7260 p = skiptowhite(begin_subcmd_args); | |
7261 if (*p == NUL) | |
7262 { | |
7263 /* | |
7264 * Expand first argument of subcmd when possible. | |
7265 * For ":jump {id}" and ":unplace {id}", we could | |
7266 * possibly expand the ids of all signs already placed. | |
7267 */ | |
7268 xp->xp_pattern = begin_subcmd_args; | |
7269 switch (cmd_idx) | |
7270 { | |
7271 case SIGNCMD_LIST: | |
7272 case SIGNCMD_UNDEFINE: | |
7273 /* :sign list <CTRL-D> | |
7274 * :sign undefine <CTRL-D> */ | |
7275 expand_what = EXP_SIGN_NAMES; | |
7276 break; | |
7277 default: | |
7278 xp->xp_context = EXPAND_NOTHING; | |
7279 } | |
7280 return; | |
7281 } | |
7282 | |
7283 /* expand last argument of subcmd */ | |
7284 | |
7285 /* :sign define {name} {args}... | |
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2290
diff
changeset
|
7286 * | |
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2290
diff
changeset
|
7287 * p */ |
1868 | 7288 |
7289 /* Loop until reaching last argument. */ | |
7290 do | |
7291 { | |
7292 p = skipwhite(p); | |
7293 last = p; | |
7294 p = skiptowhite(p); | |
7295 } while (*p != NUL); | |
7296 | |
7297 p = vim_strchr(last, '='); | |
7298 | |
7299 /* :sign define {name} {args}... {last}= | |
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2290
diff
changeset
|
7300 * | | |
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2290
diff
changeset
|
7301 * last p */ |
1868 | 7302 if (p == NUL) |
7303 { | |
7304 /* Expand last argument name (before equal sign). */ | |
7305 xp->xp_pattern = last; | |
7306 switch (cmd_idx) | |
7307 { | |
7308 case SIGNCMD_DEFINE: | |
7309 expand_what = EXP_DEFINE; | |
7310 break; | |
7311 case SIGNCMD_PLACE: | |
7312 expand_what = EXP_PLACE; | |
7313 break; | |
7314 case SIGNCMD_JUMP: | |
7315 case SIGNCMD_UNPLACE: | |
7316 expand_what = EXP_UNPLACE; | |
7317 break; | |
7318 default: | |
7319 xp->xp_context = EXPAND_NOTHING; | |
7320 } | |
7321 } | |
7322 else | |
7323 { | |
7324 /* Expand last argument value (after equal sign). */ | |
7325 xp->xp_pattern = p + 1; | |
7326 switch (cmd_idx) | |
7327 { | |
7328 case SIGNCMD_DEFINE: | |
7329 if (STRNCMP(last, "texthl", p - last) == 0 || | |
7330 STRNCMP(last, "linehl", p - last) == 0) | |
7331 xp->xp_context = EXPAND_HIGHLIGHT; | |
7332 else if (STRNCMP(last, "icon", p - last) == 0) | |
7333 xp->xp_context = EXPAND_FILES; | |
7334 else | |
7335 xp->xp_context = EXPAND_NOTHING; | |
7336 break; | |
7337 case SIGNCMD_PLACE: | |
7338 if (STRNCMP(last, "name", p - last) == 0) | |
7339 expand_what = EXP_SIGN_NAMES; | |
7340 else | |
7341 xp->xp_context = EXPAND_NOTHING; | |
7342 break; | |
7343 default: | |
7344 xp->xp_context = EXPAND_NOTHING; | |
7345 } | |
7346 } | |
7347 } | |
7348 #endif | |
7 | 7349 #endif |
7350 | |
7351 #if defined(FEAT_GUI) || defined(FEAT_CLIENTSERVER) || defined(PROTO) | |
7352 /* | |
7353 * ":drop" | |
7354 * Opens the first argument in a window. When there are two or more arguments | |
7355 * the argument list is redefined. | |
7356 */ | |
7357 void | |
7358 ex_drop(eap) | |
7359 exarg_T *eap; | |
7360 { | |
7361 int split = FALSE; | |
7362 win_T *wp; | |
7363 buf_T *buf; | |
735 | 7364 # ifdef FEAT_WINDOWS |
7365 tabpage_T *tp; | |
7366 # endif | |
7 | 7367 |
7368 /* | |
7369 * Check if the first argument is already being edited in a window. If | |
7370 * so, jump to that window. | |
7371 * We would actually need to check all arguments, but that's complicated | |
7372 * and mostly only one file is dropped. | |
7373 * This also ignores wildcards, since it is very unlikely the user is | |
7374 * editing a file name with a wildcard character. | |
7375 */ | |
735 | 7376 set_arglist(eap->arg); |
7377 | |
1067 | 7378 /* |
7379 * Expanding wildcards may result in an empty argument list. E.g. when | |
7380 * editing "foo.pyc" and ".pyc" is in 'wildignore'. Assume that we | |
7381 * already did an error message for this. | |
7382 */ | |
7383 if (ARGCOUNT == 0) | |
7384 return; | |
7385 | |
7 | 7386 # ifdef FEAT_WINDOWS |
735 | 7387 if (cmdmod.tab) |
7388 { | |
7389 /* ":tab drop file ...": open a tab for each argument that isn't | |
7390 * edited in a window yet. It's like ":tab all" but without closing | |
7391 * windows or tabs. */ | |
7392 ex_all(eap); | |
7393 } | |
7394 else | |
7 | 7395 # endif |
735 | 7396 { |
7397 /* ":drop file ...": Edit the first argument. Jump to an existing | |
7398 * window if possible, edit in current window if the current buffer | |
7399 * can be abandoned, otherwise open a new window. */ | |
7400 buf = buflist_findnr(ARGLIST[0].ae_fnum); | |
7401 | |
7402 FOR_ALL_TAB_WINDOWS(tp, wp) | |
7403 { | |
7404 if (wp->w_buffer == buf) | |
7 | 7405 { |
735 | 7406 # ifdef FEAT_WINDOWS |
825 | 7407 goto_tabpage_win(tp, wp); |
735 | 7408 # endif |
7 | 7409 curwin->w_arg_idx = 0; |
7410 return; | |
7411 } | |
7412 } | |
735 | 7413 |
7414 /* | |
7415 * Check whether the current buffer is changed. If so, we will need | |
7416 * to split the current window or data could be lost. | |
7417 * Skip the check if the 'hidden' option is set, as in this case the | |
7418 * buffer won't be lost. | |
7419 */ | |
7420 if (!P_HID(curbuf)) | |
7421 { | |
7 | 7422 # ifdef FEAT_WINDOWS |
735 | 7423 ++emsg_off; |
7 | 7424 # endif |
735 | 7425 split = check_changed(curbuf, TRUE, FALSE, FALSE, FALSE); |
7 | 7426 # ifdef FEAT_WINDOWS |
735 | 7427 --emsg_off; |
7 | 7428 # else |
735 | 7429 if (split) |
7430 return; | |
7 | 7431 # endif |
735 | 7432 } |
7433 | |
7434 /* Fake a ":sfirst" or ":first" command edit the first argument. */ | |
7435 if (split) | |
7436 { | |
7437 eap->cmdidx = CMD_sfirst; | |
7438 eap->cmd[0] = 's'; | |
7439 } | |
7440 else | |
7441 eap->cmdidx = CMD_first; | |
7442 ex_rewind(eap); | |
7443 } | |
7 | 7444 } |
7445 #endif |