Mercurial > vim
annotate src/buffer.c @ 2428:33148c37f3c9 vim73
Changes for VMS. Mostly by Zoltan Arpadffy.
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Wed, 28 Jul 2010 19:38:16 +0200 |
parents | 68e394361ca3 |
children | 6768ebd0bc04 |
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 * buffer.c: functions for dealing with the buffer structure | |
12 */ | |
13 | |
14 /* | |
15 * The buffer list is a double linked list of all buffers. | |
16 * Each buffer can be in one of these states: | |
17 * never loaded: BF_NEVERLOADED is set, only the file name is valid | |
18 * not loaded: b_ml.ml_mfp == NULL, no memfile allocated | |
19 * hidden: b_nwindows == 0, loaded but not displayed in a window | |
20 * normal: loaded and displayed in a window | |
21 * | |
22 * Instead of storing file names all over the place, each file name is | |
23 * stored in the buffer list. It can be referenced by a number. | |
24 * | |
25 * The current implementation remembers all file names ever used. | |
26 */ | |
27 | |
28 #include "vim.h" | |
29 | |
30 #if defined(FEAT_CMDL_COMPL) || defined(FEAT_LISTCMDS) || defined(FEAT_EVAL) || defined(FEAT_PERL) | |
31 static char_u *buflist_match __ARGS((regprog_T *prog, buf_T *buf)); | |
32 # define HAVE_BUFLIST_MATCH | |
33 static char_u *fname_match __ARGS((regprog_T *prog, char_u *name)); | |
34 #endif | |
35 static void buflist_setfpos __ARGS((buf_T *buf, win_T *win, linenr_T lnum, colnr_T col, int copy_options)); | |
1743 | 36 static wininfo_T *find_wininfo __ARGS((buf_T *buf, int skip_diff_buffer)); |
7 | 37 #ifdef UNIX |
38 static buf_T *buflist_findname_stat __ARGS((char_u *ffname, struct stat *st)); | |
39 static int otherfile_buf __ARGS((buf_T *buf, char_u *ffname, struct stat *stp)); | |
40 static int buf_same_ino __ARGS((buf_T *buf, struct stat *stp)); | |
41 #else | |
42 static int otherfile_buf __ARGS((buf_T *buf, char_u *ffname)); | |
43 #endif | |
44 #ifdef FEAT_TITLE | |
45 static int ti_change __ARGS((char_u *str, char_u **last)); | |
46 #endif | |
1869 | 47 static int append_arg_number __ARGS((win_T *wp, char_u *buf, int buflen, int add_file)); |
7 | 48 static void free_buffer __ARGS((buf_T *)); |
49 static void free_buffer_stuff __ARGS((buf_T *buf, int free_options)); | |
50 static void clear_wininfo __ARGS((buf_T *buf)); | |
51 | |
52 #ifdef UNIX | |
53 # define dev_T dev_t | |
54 #else | |
55 # define dev_T unsigned | |
56 #endif | |
57 | |
58 #if defined(FEAT_SIGNS) | |
59 static void insert_sign __ARGS((buf_T *buf, signlist_T *prev, signlist_T *next, int id, linenr_T lnum, int typenr)); | |
60 static void buf_delete_signs __ARGS((buf_T *buf)); | |
61 #endif | |
62 | |
2411
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
63 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
64 static char *msg_loclist = N_("[Location List]"); |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
65 static char *msg_qflist = N_("[Quickfix List]"); |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
66 #endif |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
67 |
7 | 68 /* |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
69 * Open current buffer, that is: open the memfile and read the file into |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
70 * memory. |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
71 * Return FAIL for failure, OK otherwise. |
7 | 72 */ |
73 int | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
74 open_buffer(read_stdin, eap, flags) |
7 | 75 int read_stdin; /* read file from stdin */ |
76 exarg_T *eap; /* for forced 'ff' and 'fenc' or NULL */ | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
77 int flags; /* extra flags for readfile() */ |
7 | 78 { |
79 int retval = OK; | |
80 #ifdef FEAT_AUTOCMD | |
81 buf_T *old_curbuf; | |
82 #endif | |
83 | |
84 /* | |
85 * The 'readonly' flag is only set when BF_NEVERLOADED is being reset. | |
86 * When re-entering the same buffer, it should not change, because the | |
87 * user may have reset the flag by hand. | |
88 */ | |
89 if (readonlymode && curbuf->b_ffname != NULL | |
90 && (curbuf->b_flags & BF_NEVERLOADED)) | |
91 curbuf->b_p_ro = TRUE; | |
92 | |
625 | 93 if (ml_open(curbuf) == FAIL) |
7 | 94 { |
95 /* | |
96 * There MUST be a memfile, otherwise we can't do anything | |
97 * If we can't create one for the current buffer, take another buffer | |
98 */ | |
99 close_buffer(NULL, curbuf, 0); | |
100 for (curbuf = firstbuf; curbuf != NULL; curbuf = curbuf->b_next) | |
101 if (curbuf->b_ml.ml_mfp != NULL) | |
102 break; | |
103 /* | |
104 * if there is no memfile at all, exit | |
1698 | 105 * This is OK, since there are no changes to lose. |
7 | 106 */ |
107 if (curbuf == NULL) | |
108 { | |
109 EMSG(_("E82: Cannot allocate any buffer, exiting...")); | |
110 getout(2); | |
111 } | |
112 EMSG(_("E83: Cannot allocate buffer, using other one...")); | |
113 enter_buffer(curbuf); | |
114 return FAIL; | |
115 } | |
116 | |
117 #ifdef FEAT_AUTOCMD | |
118 /* The autocommands in readfile() may change the buffer, but only AFTER | |
119 * reading the file. */ | |
120 old_curbuf = curbuf; | |
121 modified_was_set = FALSE; | |
122 #endif | |
123 | |
124 /* mark cursor position as being invalid */ | |
2091
95b659982b7c
updated for version 7.2.375
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
125 curwin->w_valid = 0; |
7 | 126 |
127 if (curbuf->b_ffname != NULL | |
128 #ifdef FEAT_NETBEANS_INTG | |
129 && netbeansReadFile | |
130 #endif | |
131 ) | |
132 { | |
133 #ifdef FEAT_NETBEANS_INTG | |
134 int oldFire = netbeansFireChanges; | |
135 | |
136 netbeansFireChanges = 0; | |
137 #endif | |
138 retval = readfile(curbuf->b_ffname, curbuf->b_fname, | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
139 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, eap, |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
140 flags | READ_NEW); |
7 | 141 #ifdef FEAT_NETBEANS_INTG |
142 netbeansFireChanges = oldFire; | |
143 #endif | |
144 /* Help buffer is filtered. */ | |
145 if (curbuf->b_help) | |
146 fix_help_buffer(); | |
147 } | |
148 else if (read_stdin) | |
149 { | |
150 int save_bin = curbuf->b_p_bin; | |
151 linenr_T line_count; | |
152 | |
153 /* | |
154 * First read the text in binary mode into the buffer. | |
155 * Then read from that same buffer and append at the end. This makes | |
156 * it possible to retry when 'fileformat' or 'fileencoding' was | |
157 * guessed wrong. | |
158 */ | |
159 curbuf->b_p_bin = TRUE; | |
160 retval = readfile(NULL, NULL, (linenr_T)0, | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
161 (linenr_T)0, (linenr_T)MAXLNUM, NULL, |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
162 flags | (READ_NEW + READ_STDIN)); |
7 | 163 curbuf->b_p_bin = save_bin; |
164 if (retval == OK) | |
165 { | |
166 line_count = curbuf->b_ml.ml_line_count; | |
167 retval = readfile(NULL, NULL, (linenr_T)line_count, | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
168 (linenr_T)0, (linenr_T)MAXLNUM, eap, |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
169 flags | READ_BUFFER); |
7 | 170 if (retval == OK) |
171 { | |
172 /* Delete the binary lines. */ | |
173 while (--line_count >= 0) | |
174 ml_delete((linenr_T)1, FALSE); | |
175 } | |
176 else | |
177 { | |
178 /* Delete the converted lines. */ | |
179 while (curbuf->b_ml.ml_line_count > line_count) | |
180 ml_delete(line_count, FALSE); | |
181 } | |
182 /* Put the cursor on the first line. */ | |
183 curwin->w_cursor.lnum = 1; | |
184 curwin->w_cursor.col = 0; | |
1291 | 185 |
186 /* Set or reset 'modified' before executing autocommands, so that | |
187 * it can be changed there. */ | |
188 if (!readonlymode && !bufempty()) | |
189 changed(); | |
190 else if (retval != FAIL) | |
191 unchanged(curbuf, FALSE); | |
7 | 192 #ifdef FEAT_AUTOCMD |
193 # ifdef FEAT_EVAL | |
194 apply_autocmds_retval(EVENT_STDINREADPOST, NULL, NULL, FALSE, | |
195 curbuf, &retval); | |
196 # else | |
197 apply_autocmds(EVENT_STDINREADPOST, NULL, NULL, FALSE, curbuf); | |
198 # endif | |
199 #endif | |
200 } | |
201 } | |
202 | |
203 /* if first time loading this buffer, init b_chartab[] */ | |
204 if (curbuf->b_flags & BF_NEVERLOADED) | |
205 (void)buf_init_chartab(curbuf, FALSE); | |
206 | |
207 /* | |
208 * Set/reset the Changed flag first, autocmds may change the buffer. | |
209 * Apply the automatic commands, before processing the modelines. | |
210 * So the modelines have priority over auto commands. | |
211 */ | |
212 /* When reading stdin, the buffer contents always needs writing, so set | |
213 * the changed flag. Unless in readonly mode: "ls | gview -". | |
214 * When interrupted and 'cpoptions' contains 'i' set changed flag. */ | |
1291 | 215 if ((got_int && vim_strchr(p_cpo, CPO_INTMOD) != NULL) |
7 | 216 #ifdef FEAT_AUTOCMD |
217 || modified_was_set /* ":set modified" used in autocmd */ | |
218 # ifdef FEAT_EVAL | |
219 || (aborting() && vim_strchr(p_cpo, CPO_INTMOD) != NULL) | |
220 # endif | |
221 #endif | |
1291 | 222 ) |
7 | 223 changed(); |
1291 | 224 else if (retval != FAIL && !read_stdin) |
7 | 225 unchanged(curbuf, FALSE); |
226 save_file_ff(curbuf); /* keep this fileformat */ | |
227 | |
228 /* require "!" to overwrite the file, because it wasn't read completely */ | |
229 #ifdef FEAT_EVAL | |
230 if (aborting()) | |
231 #else | |
232 if (got_int) | |
233 #endif | |
234 curbuf->b_flags |= BF_READERR; | |
235 | |
20 | 236 #ifdef FEAT_FOLDING |
237 /* Need to update automatic folding. Do this before the autocommands, | |
238 * they may use the fold info. */ | |
239 foldUpdateAll(curwin); | |
240 #endif | |
241 | |
7 | 242 #ifdef FEAT_AUTOCMD |
243 /* need to set w_topline, unless some autocommand already did that. */ | |
244 if (!(curwin->w_valid & VALID_TOPLINE)) | |
245 { | |
246 curwin->w_topline = 1; | |
247 # ifdef FEAT_DIFF | |
248 curwin->w_topfill = 0; | |
249 # endif | |
250 } | |
251 # ifdef FEAT_EVAL | |
252 apply_autocmds_retval(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf, &retval); | |
253 # else | |
254 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
255 # endif | |
256 #endif | |
257 | |
258 if (retval != FAIL) | |
259 { | |
260 #ifdef FEAT_AUTOCMD | |
261 /* | |
262 * The autocommands may have changed the current buffer. Apply the | |
263 * modelines to the correct buffer, if it still exists and is loaded. | |
264 */ | |
265 if (buf_valid(old_curbuf) && old_curbuf->b_ml.ml_mfp != NULL) | |
266 { | |
267 aco_save_T aco; | |
268 | |
269 /* Go to the buffer that was opened. */ | |
270 aucmd_prepbuf(&aco, old_curbuf); | |
271 #endif | |
717 | 272 do_modelines(0); |
7 | 273 curbuf->b_flags &= ~(BF_CHECK_RO | BF_NEVERLOADED); |
274 | |
275 #ifdef FEAT_AUTOCMD | |
276 # ifdef FEAT_EVAL | |
277 apply_autocmds_retval(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf, | |
278 &retval); | |
279 # else | |
280 apply_autocmds(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf); | |
281 # endif | |
282 | |
283 /* restore curwin/curbuf and a few other things */ | |
284 aucmd_restbuf(&aco); | |
285 } | |
286 #endif | |
287 } | |
288 | |
289 return retval; | |
290 } | |
291 | |
292 /* | |
293 * Return TRUE if "buf" points to a valid buffer (in the buffer list). | |
294 */ | |
295 int | |
296 buf_valid(buf) | |
297 buf_T *buf; | |
298 { | |
299 buf_T *bp; | |
300 | |
301 for (bp = firstbuf; bp != NULL; bp = bp->b_next) | |
302 if (bp == buf) | |
303 return TRUE; | |
304 return FALSE; | |
305 } | |
306 | |
307 /* | |
308 * Close the link to a buffer. | |
309 * "action" is used when there is no longer a window for the buffer. | |
310 * It can be: | |
311 * 0 buffer becomes hidden | |
312 * DOBUF_UNLOAD buffer is unloaded | |
313 * DOBUF_DELETE buffer is unloaded and removed from buffer list | |
314 * DOBUF_WIPE buffer is unloaded and really deleted | |
315 * When doing all but the first one on the current buffer, the caller should | |
316 * get a new buffer very soon! | |
317 * | |
318 * The 'bufhidden' option can force freeing and deleting. | |
319 */ | |
320 void | |
321 close_buffer(win, buf, action) | |
322 win_T *win; /* if not NULL, set b_last_cursor */ | |
323 buf_T *buf; | |
324 int action; | |
325 { | |
326 #ifdef FEAT_AUTOCMD | |
327 int is_curbuf; | |
2047
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
1883
diff
changeset
|
328 int nwindows; |
7 | 329 #endif |
330 int unload_buf = (action != 0); | |
331 int del_buf = (action == DOBUF_DEL || action == DOBUF_WIPE); | |
332 int wipe_buf = (action == DOBUF_WIPE); | |
333 | |
334 #ifdef FEAT_QUICKFIX | |
335 /* | |
336 * Force unloading or deleting when 'bufhidden' says so. | |
337 * The caller must take care of NOT deleting/freeing when 'bufhidden' is | |
338 * "hide" (otherwise we could never free or delete a buffer). | |
339 */ | |
340 if (buf->b_p_bh[0] == 'd') /* 'bufhidden' == "delete" */ | |
341 { | |
342 del_buf = TRUE; | |
343 unload_buf = TRUE; | |
344 } | |
345 else if (buf->b_p_bh[0] == 'w') /* 'bufhidden' == "wipe" */ | |
346 { | |
347 del_buf = TRUE; | |
348 unload_buf = TRUE; | |
349 wipe_buf = TRUE; | |
350 } | |
351 else if (buf->b_p_bh[0] == 'u') /* 'bufhidden' == "unload" */ | |
352 unload_buf = TRUE; | |
353 #endif | |
354 | |
355 if (win != NULL) | |
356 { | |
357 /* Set b_last_cursor when closing the last window for the buffer. | |
358 * Remember the last cursor position and window options of the buffer. | |
359 * This used to be only for the current window, but then options like | |
360 * 'foldmethod' may be lost with a ":only" command. */ | |
361 if (buf->b_nwindows == 1) | |
362 set_last_cursor(win); | |
363 buflist_setfpos(buf, win, | |
364 win->w_cursor.lnum == 1 ? 0 : win->w_cursor.lnum, | |
365 win->w_cursor.col, TRUE); | |
366 } | |
367 | |
368 #ifdef FEAT_AUTOCMD | |
369 /* When the buffer is no longer in a window, trigger BufWinLeave */ | |
370 if (buf->b_nwindows == 1) | |
371 { | |
372 apply_autocmds(EVENT_BUFWINLEAVE, buf->b_fname, buf->b_fname, | |
373 FALSE, buf); | |
374 if (!buf_valid(buf)) /* autocommands may delete the buffer */ | |
375 return; | |
376 | |
377 /* When the buffer becomes hidden, but is not unloaded, trigger | |
378 * BufHidden */ | |
379 if (!unload_buf) | |
380 { | |
381 apply_autocmds(EVENT_BUFHIDDEN, buf->b_fname, buf->b_fname, | |
382 FALSE, buf); | |
383 if (!buf_valid(buf)) /* autocmds may delete the buffer */ | |
384 return; | |
385 } | |
386 # ifdef FEAT_EVAL | |
387 if (aborting()) /* autocmds may abort script processing */ | |
388 return; | |
389 # endif | |
390 } | |
391 nwindows = buf->b_nwindows; | |
392 #endif | |
393 | |
394 /* decrease the link count from windows (unless not in any window) */ | |
395 if (buf->b_nwindows > 0) | |
396 --buf->b_nwindows; | |
397 | |
398 /* Return when a window is displaying the buffer or when it's not | |
399 * unloaded. */ | |
400 if (buf->b_nwindows > 0 || !unload_buf) | |
401 { | |
815 | 402 #if 0 /* why was this here? */ |
7 | 403 if (buf == curbuf) |
404 u_sync(); /* sync undo before going to another buffer */ | |
815 | 405 #endif |
7 | 406 return; |
407 } | |
408 | |
409 /* Always remove the buffer when there is no file name. */ | |
410 if (buf->b_ffname == NULL) | |
411 del_buf = TRUE; | |
412 | |
413 /* | |
414 * Free all things allocated for this buffer. | |
415 * Also calls the "BufDelete" autocommands when del_buf is TRUE. | |
416 */ | |
417 #ifdef FEAT_AUTOCMD | |
418 /* Remember if we are closing the current buffer. Restore the number of | |
419 * windows, so that autocommands in buf_freeall() don't get confused. */ | |
420 is_curbuf = (buf == curbuf); | |
421 buf->b_nwindows = nwindows; | |
422 #endif | |
423 | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
424 buf_freeall(buf, (del_buf ? BFA_DEL : 0) + (wipe_buf ? BFA_WIPE : 0)); |
7 | 425 |
426 #ifdef FEAT_AUTOCMD | |
427 /* Autocommands may have deleted the buffer. */ | |
428 if (!buf_valid(buf)) | |
429 return; | |
430 # ifdef FEAT_EVAL | |
20 | 431 if (aborting()) /* autocmds may abort script processing */ |
7 | 432 return; |
433 # endif | |
434 | |
435 /* Autocommands may have opened or closed windows for this buffer. | |
436 * Decrement the count for the close we do here. */ | |
437 if (buf->b_nwindows > 0) | |
438 --buf->b_nwindows; | |
439 | |
440 /* | |
441 * It's possible that autocommands change curbuf to the one being deleted. | |
442 * This might cause the previous curbuf to be deleted unexpectedly. But | |
443 * in some cases it's OK to delete the curbuf, because a new one is | |
444 * obtained anyway. Therefore only return if curbuf changed to the | |
445 * deleted buffer. | |
446 */ | |
447 if (buf == curbuf && !is_curbuf) | |
448 return; | |
449 #endif | |
450 | |
961 | 451 /* Change directories when the 'acd' option is set. */ |
452 DO_AUTOCHDIR | |
7 | 453 |
454 /* | |
455 * Remove the buffer from the list. | |
456 */ | |
457 if (wipe_buf) | |
458 { | |
459 #ifdef FEAT_SUN_WORKSHOP | |
460 if (usingSunWorkShop) | |
461 workshop_file_closed_lineno((char *)buf->b_ffname, | |
462 (int)buf->b_last_cursor.lnum); | |
463 #endif | |
464 vim_free(buf->b_ffname); | |
465 vim_free(buf->b_sfname); | |
466 if (buf->b_prev == NULL) | |
467 firstbuf = buf->b_next; | |
468 else | |
469 buf->b_prev->b_next = buf->b_next; | |
470 if (buf->b_next == NULL) | |
471 lastbuf = buf->b_prev; | |
472 else | |
473 buf->b_next->b_prev = buf->b_prev; | |
474 free_buffer(buf); | |
475 } | |
476 else | |
477 { | |
478 if (del_buf) | |
479 { | |
480 /* Free all internal variables and reset option values, to make | |
481 * ":bdel" compatible with Vim 5.7. */ | |
482 free_buffer_stuff(buf, TRUE); | |
483 | |
484 /* Make it look like a new buffer. */ | |
485 buf->b_flags = BF_CHECK_RO | BF_NEVERLOADED; | |
486 | |
487 /* Init the options when loaded again. */ | |
488 buf->b_p_initialized = FALSE; | |
489 } | |
490 buf_clear_file(buf); | |
491 if (del_buf) | |
492 buf->b_p_bl = FALSE; | |
493 } | |
494 } | |
495 | |
496 /* | |
497 * Make buffer not contain a file. | |
498 */ | |
499 void | |
500 buf_clear_file(buf) | |
501 buf_T *buf; | |
502 { | |
503 buf->b_ml.ml_line_count = 1; | |
504 unchanged(buf, TRUE); | |
505 #ifndef SHORT_FNAME | |
506 buf->b_shortname = FALSE; | |
507 #endif | |
508 buf->b_p_eol = TRUE; | |
509 buf->b_start_eol = TRUE; | |
510 #ifdef FEAT_MBYTE | |
511 buf->b_p_bomb = FALSE; | |
1352 | 512 buf->b_start_bomb = FALSE; |
7 | 513 #endif |
514 buf->b_ml.ml_mfp = NULL; | |
515 buf->b_ml.ml_flags = ML_EMPTY; /* empty buffer */ | |
516 #ifdef FEAT_NETBEANS_INTG | |
517 netbeans_deleted_all_lines(buf); | |
518 #endif | |
519 } | |
520 | |
521 /* | |
522 * buf_freeall() - free all things allocated for a buffer that are related to | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
523 * the file. flags: |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
524 * BFA_DEL buffer is going to be deleted |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
525 * BFA_WIPE buffer is going to be wiped out |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
526 * BFA_KEEP_UNDO do not free undo information |
7 | 527 */ |
528 void | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
529 buf_freeall(buf, flags) |
7 | 530 buf_T *buf; |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
531 int flags; |
7 | 532 { |
533 #ifdef FEAT_AUTOCMD | |
534 int is_curbuf = (buf == curbuf); | |
535 | |
536 apply_autocmds(EVENT_BUFUNLOAD, buf->b_fname, buf->b_fname, FALSE, buf); | |
537 if (!buf_valid(buf)) /* autocommands may delete the buffer */ | |
538 return; | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
539 if ((flags & BFA_DEL) && buf->b_p_bl) |
7 | 540 { |
541 apply_autocmds(EVENT_BUFDELETE, buf->b_fname, buf->b_fname, FALSE, buf); | |
542 if (!buf_valid(buf)) /* autocommands may delete the buffer */ | |
543 return; | |
544 } | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
545 if (flags & BFA_WIPE) |
7 | 546 { |
547 apply_autocmds(EVENT_BUFWIPEOUT, buf->b_fname, buf->b_fname, | |
548 FALSE, buf); | |
549 if (!buf_valid(buf)) /* autocommands may delete the buffer */ | |
550 return; | |
551 } | |
552 # ifdef FEAT_EVAL | |
36 | 553 if (aborting()) /* autocmds may abort script processing */ |
7 | 554 return; |
555 # endif | |
556 | |
557 /* | |
558 * It's possible that autocommands change curbuf to the one being deleted. | |
559 * This might cause curbuf to be deleted unexpectedly. But in some cases | |
560 * it's OK to delete the curbuf, because a new one is obtained anyway. | |
561 * Therefore only return if curbuf changed to the deleted buffer. | |
562 */ | |
563 if (buf == curbuf && !is_curbuf) | |
564 return; | |
565 #endif | |
566 #ifdef FEAT_DIFF | |
567 diff_buf_delete(buf); /* Can't use 'diff' for unloaded buffer. */ | |
568 #endif | |
1187 | 569 |
570 #ifdef FEAT_FOLDING | |
571 /* No folds in an empty buffer. */ | |
572 # ifdef FEAT_WINDOWS | |
573 { | |
574 win_T *win; | |
575 tabpage_T *tp; | |
576 | |
577 FOR_ALL_TAB_WINDOWS(tp, win) | |
578 if (win->w_buffer == buf) | |
579 clearFolding(win); | |
580 } | |
581 # else | |
582 if (curwin->w_buffer == buf) | |
583 clearFolding(curwin); | |
584 # endif | |
585 #endif | |
586 | |
7 | 587 #ifdef FEAT_TCL |
588 tcl_buffer_free(buf); | |
589 #endif | |
590 ml_close(buf, TRUE); /* close and delete the memline/memfile */ | |
591 buf->b_ml.ml_line_count = 0; /* no lines in buffer */ | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
592 if ((flags & BFA_KEEP_UNDO) == 0) |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
593 { |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
594 u_blockfree(buf); /* free the memory allocated for undo */ |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
595 u_clearall(buf); /* reset all undo information */ |
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
596 } |
7 | 597 #ifdef FEAT_SYN_HL |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
598 syntax_clear(&buf->b_s); /* reset syntax info */ |
7 | 599 #endif |
24 | 600 buf->b_flags &= ~BF_READERR; /* a read error is no longer relevant */ |
7 | 601 } |
602 | |
603 /* | |
604 * Free a buffer structure and the things it contains related to the buffer | |
605 * itself (not the file, that must have been done already). | |
606 */ | |
607 static void | |
608 free_buffer(buf) | |
609 buf_T *buf; | |
610 { | |
611 free_buffer_stuff(buf, TRUE); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2280
diff
changeset
|
612 #ifdef FEAT_LUA |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2280
diff
changeset
|
613 lua_buffer_free(buf); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2280
diff
changeset
|
614 #endif |
14 | 615 #ifdef FEAT_MZSCHEME |
616 mzscheme_buffer_free(buf); | |
617 #endif | |
7 | 618 #ifdef FEAT_PERL |
619 perl_buf_free(buf); | |
620 #endif | |
621 #ifdef FEAT_PYTHON | |
622 python_buffer_free(buf); | |
623 #endif | |
2329
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
624 #ifdef FEAT_PYTHON3 |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
625 python3_buffer_free(buf); |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
626 #endif |
7 | 627 #ifdef FEAT_RUBY |
628 ruby_buffer_free(buf); | |
629 #endif | |
40 | 630 #ifdef FEAT_AUTOCMD |
631 aubuflocal_remove(buf); | |
632 #endif | |
7 | 633 vim_free(buf); |
634 } | |
635 | |
636 /* | |
637 * Free stuff in the buffer for ":bdel" and when wiping out the buffer. | |
638 */ | |
639 static void | |
640 free_buffer_stuff(buf, free_options) | |
641 buf_T *buf; | |
642 int free_options; /* free options as well */ | |
643 { | |
644 if (free_options) | |
645 { | |
646 clear_wininfo(buf); /* including window-local options */ | |
647 free_buf_options(buf, TRUE); | |
648 } | |
649 #ifdef FEAT_EVAL | |
126 | 650 vars_clear(&buf->b_vars.dv_hashtab); /* free all internal variables */ |
651 hash_init(&buf->b_vars.dv_hashtab); | |
7 | 652 #endif |
653 #ifdef FEAT_USR_CMDS | |
654 uc_clear(&buf->b_ucmds); /* clear local user commands */ | |
655 #endif | |
656 #ifdef FEAT_SIGNS | |
657 buf_delete_signs(buf); /* delete any signs */ | |
658 #endif | |
1781 | 659 #ifdef FEAT_NETBEANS_INTG |
2210 | 660 netbeans_file_killed(buf); |
1781 | 661 #endif |
7 | 662 #ifdef FEAT_LOCALMAP |
663 map_clear_int(buf, MAP_ALL_MODES, TRUE, FALSE); /* clear local mappings */ | |
664 map_clear_int(buf, MAP_ALL_MODES, TRUE, TRUE); /* clear local abbrevs */ | |
665 #endif | |
666 #ifdef FEAT_MBYTE | |
667 vim_free(buf->b_start_fenc); | |
668 buf->b_start_fenc = NULL; | |
669 #endif | |
1736 | 670 #ifdef FEAT_SPELL |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
671 ga_clear(&buf->b_s.b_langp); |
1736 | 672 #endif |
7 | 673 } |
674 | |
675 /* | |
676 * Free the b_wininfo list for buffer "buf". | |
677 */ | |
678 static void | |
679 clear_wininfo(buf) | |
680 buf_T *buf; | |
681 { | |
682 wininfo_T *wip; | |
683 | |
684 while (buf->b_wininfo != NULL) | |
685 { | |
686 wip = buf->b_wininfo; | |
687 buf->b_wininfo = wip->wi_next; | |
688 if (wip->wi_optset) | |
689 { | |
690 clear_winopt(&wip->wi_opt); | |
691 #ifdef FEAT_FOLDING | |
692 deleteFoldRecurse(&wip->wi_folds); | |
693 #endif | |
694 } | |
695 vim_free(wip); | |
696 } | |
697 } | |
698 | |
699 #if defined(FEAT_LISTCMDS) || defined(PROTO) | |
700 /* | |
701 * Go to another buffer. Handles the result of the ATTENTION dialog. | |
702 */ | |
703 void | |
704 goto_buffer(eap, start, dir, count) | |
705 exarg_T *eap; | |
706 int start; | |
707 int dir; | |
708 int count; | |
709 { | |
576 | 710 # if defined(FEAT_WINDOWS) && defined(HAS_SWAP_EXISTS_ACTION) |
7 | 711 buf_T *old_curbuf = curbuf; |
712 | |
713 swap_exists_action = SEA_DIALOG; | |
714 # endif | |
715 (void)do_buffer(*eap->cmd == 's' ? DOBUF_SPLIT : DOBUF_GOTO, | |
716 start, dir, count, eap->forceit); | |
576 | 717 # if defined(FEAT_WINDOWS) && defined(HAS_SWAP_EXISTS_ACTION) |
7 | 718 if (swap_exists_action == SEA_QUIT && *eap->cmd == 's') |
719 { | |
24 | 720 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) |
721 cleanup_T cs; | |
722 | |
723 /* Reset the error/interrupt/exception state here so that | |
724 * aborting() returns FALSE when closing a window. */ | |
725 enter_cleanup(&cs); | |
726 # endif | |
727 | |
728 /* Quitting means closing the split window, nothing else. */ | |
7 | 729 win_close(curwin, TRUE); |
730 swap_exists_action = SEA_NONE; | |
602 | 731 swap_exists_did_quit = TRUE; |
24 | 732 |
733 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
734 /* Restore the error/interrupt/exception state if not discarded by a | |
735 * new aborting error, interrupt, or uncaught exception. */ | |
736 leave_cleanup(&cs); | |
737 # endif | |
7 | 738 } |
739 else | |
740 handle_swap_exists(old_curbuf); | |
741 # endif | |
742 } | |
743 #endif | |
744 | |
576 | 745 #if defined(HAS_SWAP_EXISTS_ACTION) || defined(PROTO) |
7 | 746 /* |
747 * Handle the situation of swap_exists_action being set. | |
748 * It is allowed for "old_curbuf" to be NULL or invalid. | |
749 */ | |
750 void | |
751 handle_swap_exists(old_curbuf) | |
752 buf_T *old_curbuf; | |
753 { | |
24 | 754 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) |
755 cleanup_T cs; | |
756 # endif | |
20 | 757 |
7 | 758 if (swap_exists_action == SEA_QUIT) |
759 { | |
24 | 760 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) |
761 /* Reset the error/interrupt/exception state here so that | |
762 * aborting() returns FALSE when closing a buffer. */ | |
763 enter_cleanup(&cs); | |
764 # endif | |
765 | |
7 | 766 /* User selected Quit at ATTENTION prompt. Go back to previous |
767 * buffer. If that buffer is gone or the same as the current one, | |
768 * open a new, empty buffer. */ | |
769 swap_exists_action = SEA_NONE; /* don't want it again */ | |
602 | 770 swap_exists_did_quit = TRUE; |
7 | 771 close_buffer(curwin, curbuf, DOBUF_UNLOAD); |
772 if (!buf_valid(old_curbuf) || old_curbuf == curbuf) | |
24 | 773 old_curbuf = buflist_new(NULL, NULL, 1L, BLN_CURBUF | BLN_LISTED); |
7 | 774 if (old_curbuf != NULL) |
775 enter_buffer(old_curbuf); | |
776 /* If "old_curbuf" is NULL we are in big trouble here... */ | |
24 | 777 |
778 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
779 /* Restore the error/interrupt/exception state if not discarded by a | |
780 * new aborting error, interrupt, or uncaught exception. */ | |
781 leave_cleanup(&cs); | |
782 # endif | |
7 | 783 } |
784 else if (swap_exists_action == SEA_RECOVER) | |
785 { | |
24 | 786 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) |
787 /* Reset the error/interrupt/exception state here so that | |
788 * aborting() returns FALSE when closing a buffer. */ | |
789 enter_cleanup(&cs); | |
790 # endif | |
791 | |
7 | 792 /* User selected Recover at ATTENTION prompt. */ |
793 msg_scroll = TRUE; | |
794 ml_recover(); | |
795 MSG_PUTS("\n"); /* don't overwrite the last message */ | |
796 cmdline_row = msg_row; | |
717 | 797 do_modelines(0); |
24 | 798 |
799 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
800 /* Restore the error/interrupt/exception state if not discarded by a | |
801 * new aborting error, interrupt, or uncaught exception. */ | |
802 leave_cleanup(&cs); | |
803 # endif | |
7 | 804 } |
805 swap_exists_action = SEA_NONE; | |
806 } | |
807 #endif | |
808 | |
809 #if defined(FEAT_LISTCMDS) || defined(PROTO) | |
810 /* | |
811 * do_bufdel() - delete or unload buffer(s) | |
812 * | |
813 * addr_count == 0: ":bdel" - delete current buffer | |
814 * addr_count == 1: ":N bdel" or ":bdel N [N ..]" - first delete | |
815 * buffer "end_bnr", then any other arguments. | |
816 * addr_count == 2: ":N,N bdel" - delete buffers in range | |
817 * | |
818 * command can be DOBUF_UNLOAD (":bunload"), DOBUF_WIPE (":bwipeout") or | |
819 * DOBUF_DEL (":bdel") | |
820 * | |
821 * Returns error message or NULL | |
822 */ | |
823 char_u * | |
824 do_bufdel(command, arg, addr_count, start_bnr, end_bnr, forceit) | |
825 int command; | |
826 char_u *arg; /* pointer to extra arguments */ | |
827 int addr_count; | |
828 int start_bnr; /* first buffer number in a range */ | |
829 int end_bnr; /* buffer nr or last buffer nr in a range */ | |
830 int forceit; | |
831 { | |
832 int do_current = 0; /* delete current buffer? */ | |
833 int deleted = 0; /* number of buffers deleted */ | |
834 char_u *errormsg = NULL; /* return value */ | |
835 int bnr; /* buffer number */ | |
836 char_u *p; | |
837 | |
838 if (addr_count == 0) | |
839 { | |
840 (void)do_buffer(command, DOBUF_CURRENT, FORWARD, 0, forceit); | |
841 } | |
842 else | |
843 { | |
844 if (addr_count == 2) | |
845 { | |
846 if (*arg) /* both range and argument is not allowed */ | |
847 return (char_u *)_(e_trailing); | |
848 bnr = start_bnr; | |
849 } | |
850 else /* addr_count == 1 */ | |
851 bnr = end_bnr; | |
852 | |
853 for ( ;!got_int; ui_breakcheck()) | |
854 { | |
855 /* | |
856 * delete the current buffer last, otherwise when the | |
857 * current buffer is deleted, the next buffer becomes | |
858 * the current one and will be loaded, which may then | |
859 * also be deleted, etc. | |
860 */ | |
861 if (bnr == curbuf->b_fnum) | |
862 do_current = bnr; | |
863 else if (do_buffer(command, DOBUF_FIRST, FORWARD, (int)bnr, | |
864 forceit) == OK) | |
865 ++deleted; | |
866 | |
867 /* | |
868 * find next buffer number to delete/unload | |
869 */ | |
870 if (addr_count == 2) | |
871 { | |
872 if (++bnr > end_bnr) | |
873 break; | |
874 } | |
875 else /* addr_count == 1 */ | |
876 { | |
877 arg = skipwhite(arg); | |
878 if (*arg == NUL) | |
879 break; | |
880 if (!VIM_ISDIGIT(*arg)) | |
881 { | |
882 p = skiptowhite_esc(arg); | |
883 bnr = buflist_findpat(arg, p, command == DOBUF_WIPE, FALSE); | |
884 if (bnr < 0) /* failed */ | |
885 break; | |
886 arg = p; | |
887 } | |
888 else | |
889 bnr = getdigits(&arg); | |
890 } | |
891 } | |
892 if (!got_int && do_current && do_buffer(command, DOBUF_FIRST, | |
893 FORWARD, do_current, forceit) == OK) | |
894 ++deleted; | |
895 | |
896 if (deleted == 0) | |
897 { | |
898 if (command == DOBUF_UNLOAD) | |
300 | 899 STRCPY(IObuff, _("E515: No buffers were unloaded")); |
7 | 900 else if (command == DOBUF_DEL) |
300 | 901 STRCPY(IObuff, _("E516: No buffers were deleted")); |
7 | 902 else |
300 | 903 STRCPY(IObuff, _("E517: No buffers were wiped out")); |
7 | 904 errormsg = IObuff; |
905 } | |
906 else if (deleted >= p_report) | |
907 { | |
908 if (command == DOBUF_UNLOAD) | |
909 { | |
910 if (deleted == 1) | |
911 MSG(_("1 buffer unloaded")); | |
912 else | |
913 smsg((char_u *)_("%d buffers unloaded"), deleted); | |
914 } | |
915 else if (command == DOBUF_DEL) | |
916 { | |
917 if (deleted == 1) | |
918 MSG(_("1 buffer deleted")); | |
919 else | |
920 smsg((char_u *)_("%d buffers deleted"), deleted); | |
921 } | |
922 else | |
923 { | |
924 if (deleted == 1) | |
925 MSG(_("1 buffer wiped out")); | |
926 else | |
927 smsg((char_u *)_("%d buffers wiped out"), deleted); | |
928 } | |
929 } | |
930 } | |
931 | |
932 | |
933 return errormsg; | |
934 } | |
935 | |
936 /* | |
937 * Implementation of the commands for the buffer list. | |
938 * | |
939 * action == DOBUF_GOTO go to specified buffer | |
940 * action == DOBUF_SPLIT split window and go to specified buffer | |
941 * action == DOBUF_UNLOAD unload specified buffer(s) | |
942 * action == DOBUF_DEL delete specified buffer(s) from buffer list | |
943 * action == DOBUF_WIPE delete specified buffer(s) really | |
944 * | |
945 * start == DOBUF_CURRENT go to "count" buffer from current buffer | |
946 * start == DOBUF_FIRST go to "count" buffer from first buffer | |
947 * start == DOBUF_LAST go to "count" buffer from last buffer | |
948 * start == DOBUF_MOD go to "count" modified buffer from current buffer | |
949 * | |
950 * Return FAIL or OK. | |
951 */ | |
952 int | |
953 do_buffer(action, start, dir, count, forceit) | |
954 int action; | |
955 int start; | |
956 int dir; /* FORWARD or BACKWARD */ | |
957 int count; /* buffer number or number of buffers */ | |
958 int forceit; /* TRUE for :...! */ | |
959 { | |
960 buf_T *buf; | |
961 buf_T *bp; | |
962 int unload = (action == DOBUF_UNLOAD || action == DOBUF_DEL | |
963 || action == DOBUF_WIPE); | |
964 | |
965 switch (start) | |
966 { | |
967 case DOBUF_FIRST: buf = firstbuf; break; | |
968 case DOBUF_LAST: buf = lastbuf; break; | |
969 default: buf = curbuf; break; | |
970 } | |
971 if (start == DOBUF_MOD) /* find next modified buffer */ | |
972 { | |
973 while (count-- > 0) | |
974 { | |
975 do | |
976 { | |
977 buf = buf->b_next; | |
978 if (buf == NULL) | |
979 buf = firstbuf; | |
980 } | |
981 while (buf != curbuf && !bufIsChanged(buf)); | |
982 } | |
983 if (!bufIsChanged(buf)) | |
984 { | |
985 EMSG(_("E84: No modified buffer found")); | |
986 return FAIL; | |
987 } | |
988 } | |
989 else if (start == DOBUF_FIRST && count) /* find specified buffer number */ | |
990 { | |
991 while (buf != NULL && buf->b_fnum != count) | |
992 buf = buf->b_next; | |
993 } | |
994 else | |
995 { | |
996 bp = NULL; | |
997 while (count > 0 || (!unload && !buf->b_p_bl && bp != buf)) | |
998 { | |
999 /* remember the buffer where we start, we come back there when all | |
1000 * buffers are unlisted. */ | |
1001 if (bp == NULL) | |
1002 bp = buf; | |
1003 if (dir == FORWARD) | |
1004 { | |
1005 buf = buf->b_next; | |
1006 if (buf == NULL) | |
1007 buf = firstbuf; | |
1008 } | |
1009 else | |
1010 { | |
1011 buf = buf->b_prev; | |
1012 if (buf == NULL) | |
1013 buf = lastbuf; | |
1014 } | |
1015 /* don't count unlisted buffers */ | |
1016 if (unload || buf->b_p_bl) | |
1017 { | |
1018 --count; | |
1019 bp = NULL; /* use this buffer as new starting point */ | |
1020 } | |
1021 if (bp == buf) | |
1022 { | |
1023 /* back where we started, didn't find anything. */ | |
1024 EMSG(_("E85: There is no listed buffer")); | |
1025 return FAIL; | |
1026 } | |
1027 } | |
1028 } | |
1029 | |
1030 if (buf == NULL) /* could not find it */ | |
1031 { | |
1032 if (start == DOBUF_FIRST) | |
1033 { | |
1034 /* don't warn when deleting */ | |
1035 if (!unload) | |
1036 EMSGN(_("E86: Buffer %ld does not exist"), count); | |
1037 } | |
1038 else if (dir == FORWARD) | |
1039 EMSG(_("E87: Cannot go beyond last buffer")); | |
1040 else | |
1041 EMSG(_("E88: Cannot go before first buffer")); | |
1042 return FAIL; | |
1043 } | |
1044 | |
1045 #ifdef FEAT_GUI | |
1046 need_mouse_correct = TRUE; | |
1047 #endif | |
1048 | |
1049 #ifdef FEAT_LISTCMDS | |
1050 /* | |
1051 * delete buffer buf from memory and/or the list | |
1052 */ | |
1053 if (unload) | |
1054 { | |
1055 int forward; | |
1056 int retval; | |
1057 | |
1058 /* When unloading or deleting a buffer that's already unloaded and | |
1059 * unlisted: fail silently. */ | |
1060 if (action != DOBUF_WIPE && buf->b_ml.ml_mfp == NULL && !buf->b_p_bl) | |
1061 return FAIL; | |
1062 | |
1063 if (!forceit && bufIsChanged(buf)) | |
1064 { | |
1065 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
1066 if ((p_confirm || cmdmod.confirm) && p_write) | |
1067 { | |
1068 dialog_changed(buf, FALSE); | |
1069 # ifdef FEAT_AUTOCMD | |
1070 if (!buf_valid(buf)) | |
1071 /* Autocommand deleted buffer, oops! It's not changed | |
1072 * now. */ | |
1073 return FAIL; | |
1074 # endif | |
36 | 1075 /* If it's still changed fail silently, the dialog already |
1076 * mentioned why it fails. */ | |
1077 if (bufIsChanged(buf)) | |
1078 return FAIL; | |
7 | 1079 } |
36 | 1080 else |
7 | 1081 #endif |
1082 { | |
1083 EMSGN(_("E89: No write since last change for buffer %ld (add ! to override)"), | |
1084 buf->b_fnum); | |
1085 return FAIL; | |
1086 } | |
1087 } | |
1088 | |
1089 /* | |
1090 * If deleting the last (listed) buffer, make it empty. | |
1091 * The last (listed) buffer cannot be unloaded. | |
1092 */ | |
1093 for (bp = firstbuf; bp != NULL; bp = bp->b_next) | |
1094 if (bp->b_p_bl && bp != buf) | |
1095 break; | |
1096 if (bp == NULL && buf == curbuf) | |
1097 { | |
1098 if (action == DOBUF_UNLOAD) | |
1099 { | |
1100 EMSG(_("E90: Cannot unload last buffer")); | |
1101 return FAIL; | |
1102 } | |
1103 | |
1104 /* Close any other windows on this buffer, then make it empty. */ | |
1105 #ifdef FEAT_WINDOWS | |
671 | 1106 close_windows(buf, TRUE); |
7 | 1107 #endif |
1108 setpcmark(); | |
1109 retval = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, | |
1743 | 1110 forceit ? ECMD_FORCEIT : 0, curwin); |
7 | 1111 |
1112 /* | |
1113 * do_ecmd() may create a new buffer, then we have to delete | |
1114 * the old one. But do_ecmd() may have done that already, check | |
1115 * if the buffer still exists. | |
1116 */ | |
1117 if (buf != curbuf && buf_valid(buf) && buf->b_nwindows == 0) | |
1118 close_buffer(NULL, buf, action); | |
1119 return retval; | |
1120 } | |
1121 | |
1122 #ifdef FEAT_WINDOWS | |
1123 /* | |
1124 * If the deleted buffer is the current one, close the current window | |
671 | 1125 * (unless it's the only window). Repeat this so long as we end up in |
1126 * a window with this buffer. | |
7 | 1127 */ |
671 | 1128 while (buf == curbuf |
1129 && (firstwin != lastwin || first_tabpage->tp_next != NULL)) | |
7 | 1130 win_close(curwin, FALSE); |
1131 #endif | |
1132 | |
1133 /* | |
1134 * If the buffer to be deleted is not the current one, delete it here. | |
1135 */ | |
1136 if (buf != curbuf) | |
1137 { | |
1138 #ifdef FEAT_WINDOWS | |
671 | 1139 close_windows(buf, FALSE); |
7 | 1140 #endif |
1141 if (buf != curbuf && buf_valid(buf) && buf->b_nwindows <= 0) | |
1142 close_buffer(NULL, buf, action); | |
1143 return OK; | |
1144 } | |
1145 | |
1146 /* | |
1147 * Deleting the current buffer: Need to find another buffer to go to. | |
1148 * There must be another, otherwise it would have been handled above. | |
1149 * First use au_new_curbuf, if it is valid. | |
1150 * Then prefer the buffer we most recently visited. | |
1151 * Else try to find one that is loaded, after the current buffer, | |
1152 * then before the current buffer. | |
1153 * Finally use any buffer. | |
1154 */ | |
1155 buf = NULL; /* selected buffer */ | |
1156 bp = NULL; /* used when no loaded buffer found */ | |
1157 #ifdef FEAT_AUTOCMD | |
1158 if (au_new_curbuf != NULL && buf_valid(au_new_curbuf)) | |
1159 buf = au_new_curbuf; | |
1160 # ifdef FEAT_JUMPLIST | |
1161 else | |
1162 # endif | |
1163 #endif | |
1164 #ifdef FEAT_JUMPLIST | |
1165 if (curwin->w_jumplistlen > 0) | |
1166 { | |
1167 int jumpidx; | |
1168 | |
1169 jumpidx = curwin->w_jumplistidx - 1; | |
1170 if (jumpidx < 0) | |
1171 jumpidx = curwin->w_jumplistlen - 1; | |
1172 | |
1173 forward = jumpidx; | |
1174 while (jumpidx != curwin->w_jumplistidx) | |
1175 { | |
1176 buf = buflist_findnr(curwin->w_jumplist[jumpidx].fmark.fnum); | |
1177 if (buf != NULL) | |
1178 { | |
1179 if (buf == curbuf || !buf->b_p_bl) | |
1180 buf = NULL; /* skip current and unlisted bufs */ | |
1181 else if (buf->b_ml.ml_mfp == NULL) | |
1182 { | |
1183 /* skip unloaded buf, but may keep it for later */ | |
1184 if (bp == NULL) | |
1185 bp = buf; | |
1186 buf = NULL; | |
1187 } | |
1188 } | |
1189 if (buf != NULL) /* found a valid buffer: stop searching */ | |
1190 break; | |
1191 /* advance to older entry in jump list */ | |
1192 if (!jumpidx && curwin->w_jumplistidx == curwin->w_jumplistlen) | |
1193 break; | |
1194 if (--jumpidx < 0) | |
1195 jumpidx = curwin->w_jumplistlen - 1; | |
1196 if (jumpidx == forward) /* List exhausted for sure */ | |
1197 break; | |
1198 } | |
1199 } | |
1200 #endif | |
1201 | |
1202 if (buf == NULL) /* No previous buffer, Try 2'nd approach */ | |
1203 { | |
1204 forward = TRUE; | |
1205 buf = curbuf->b_next; | |
1206 for (;;) | |
1207 { | |
1208 if (buf == NULL) | |
1209 { | |
1210 if (!forward) /* tried both directions */ | |
1211 break; | |
1212 buf = curbuf->b_prev; | |
1213 forward = FALSE; | |
1214 continue; | |
1215 } | |
1216 /* in non-help buffer, try to skip help buffers, and vv */ | |
1217 if (buf->b_help == curbuf->b_help && buf->b_p_bl) | |
1218 { | |
1219 if (buf->b_ml.ml_mfp != NULL) /* found loaded buffer */ | |
1220 break; | |
1221 if (bp == NULL) /* remember unloaded buf for later */ | |
1222 bp = buf; | |
1223 } | |
1224 if (forward) | |
1225 buf = buf->b_next; | |
1226 else | |
1227 buf = buf->b_prev; | |
1228 } | |
1229 } | |
1230 if (buf == NULL) /* No loaded buffer, use unloaded one */ | |
1231 buf = bp; | |
1232 if (buf == NULL) /* No loaded buffer, find listed one */ | |
1233 { | |
1234 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
1235 if (buf->b_p_bl && buf != curbuf) | |
1236 break; | |
1237 } | |
1238 if (buf == NULL) /* Still no buffer, just take one */ | |
1239 { | |
1240 if (curbuf->b_next != NULL) | |
1241 buf = curbuf->b_next; | |
1242 else | |
1243 buf = curbuf->b_prev; | |
1244 } | |
1245 } | |
1246 | |
1247 /* | |
1248 * make buf current buffer | |
1249 */ | |
1250 if (action == DOBUF_SPLIT) /* split window first */ | |
1251 { | |
1252 # ifdef FEAT_WINDOWS | |
1618 | 1253 /* If 'switchbuf' contains "useopen": jump to first window containing |
1254 * "buf" if one exists */ | |
1255 if ((swb_flags & SWB_USEOPEN) && buf_jump_open_win(buf)) | |
825 | 1256 return OK; |
1736 | 1257 /* If 'switchbuf' contains "usetab": jump to first window in any tab |
1618 | 1258 * page containing "buf" if one exists */ |
1259 if ((swb_flags & SWB_USETAB) && buf_jump_open_tab(buf)) | |
7 | 1260 return OK; |
1261 if (win_split(0, 0) == FAIL) | |
1262 # endif | |
1263 return FAIL; | |
1264 } | |
1265 #endif | |
1266 | |
1267 /* go to current buffer - nothing to do */ | |
1268 if (buf == curbuf) | |
1269 return OK; | |
1270 | |
1271 /* | |
1272 * Check if the current buffer may be abandoned. | |
1273 */ | |
1274 if (action == DOBUF_GOTO && !can_abandon(curbuf, forceit)) | |
1275 { | |
1276 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
1277 if ((p_confirm || cmdmod.confirm) && p_write) | |
1278 { | |
1279 dialog_changed(curbuf, FALSE); | |
1280 # ifdef FEAT_AUTOCMD | |
1281 if (!buf_valid(buf)) | |
1282 /* Autocommand deleted buffer, oops! */ | |
1283 return FAIL; | |
1284 # endif | |
1285 } | |
1286 if (bufIsChanged(curbuf)) | |
1287 #endif | |
1288 { | |
1289 EMSG(_(e_nowrtmsg)); | |
1290 return FAIL; | |
1291 } | |
1292 } | |
1293 | |
1294 /* Go to the other buffer. */ | |
1295 set_curbuf(buf, action); | |
1296 | |
1297 #if defined(FEAT_LISTCMDS) && defined(FEAT_SCROLLBIND) | |
1298 if (action == DOBUF_SPLIT) | |
1299 curwin->w_p_scb = FALSE; /* reset 'scrollbind' */ | |
1300 #endif | |
1301 | |
1302 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
1303 if (aborting()) /* autocmds may abort script processing */ | |
1304 return FAIL; | |
1305 #endif | |
1306 | |
1307 return OK; | |
1308 } | |
1309 | |
1310 #endif /* FEAT_LISTCMDS */ | |
1311 | |
1312 /* | |
1313 * Set current buffer to "buf". Executes autocommands and closes current | |
1314 * buffer. "action" tells how to close the current buffer: | |
1315 * DOBUF_GOTO free or hide it | |
1316 * DOBUF_SPLIT nothing | |
1317 * DOBUF_UNLOAD unload it | |
1318 * DOBUF_DEL delete it | |
1319 * DOBUF_WIPE wipe it out | |
1320 */ | |
1321 void | |
1322 set_curbuf(buf, action) | |
1323 buf_T *buf; | |
1324 int action; | |
1325 { | |
1326 buf_T *prevbuf; | |
1327 int unload = (action == DOBUF_UNLOAD || action == DOBUF_DEL | |
1328 || action == DOBUF_WIPE); | |
1329 | |
1330 setpcmark(); | |
22 | 1331 if (!cmdmod.keepalt) |
1332 curwin->w_alt_fnum = curbuf->b_fnum; /* remember alternate file */ | |
1743 | 1333 buflist_altfpos(curwin); /* remember curpos */ |
7 | 1334 |
1335 #ifdef FEAT_VISUAL | |
1336 /* Don't restart Select mode after switching to another buffer. */ | |
1337 VIsual_reselect = FALSE; | |
1338 #endif | |
1339 | |
1340 /* close_windows() or apply_autocmds() may change curbuf */ | |
1341 prevbuf = curbuf; | |
1342 | |
1343 #ifdef FEAT_AUTOCMD | |
1344 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
1345 # ifdef FEAT_EVAL | |
1346 if (buf_valid(prevbuf) && !aborting()) | |
1347 # else | |
1348 if (buf_valid(prevbuf)) | |
1349 # endif | |
1350 #endif | |
1351 { | |
1352 #ifdef FEAT_WINDOWS | |
1353 if (unload) | |
671 | 1354 close_windows(prevbuf, FALSE); |
7 | 1355 #endif |
1356 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
1357 if (buf_valid(prevbuf) && !aborting()) | |
1358 #else | |
1359 if (buf_valid(prevbuf)) | |
1360 #endif | |
815 | 1361 { |
1362 if (prevbuf == curbuf) | |
825 | 1363 u_sync(FALSE); |
7 | 1364 close_buffer(prevbuf == curwin->w_buffer ? curwin : NULL, prevbuf, |
1365 unload ? action : (action == DOBUF_GOTO | |
1366 && !P_HID(prevbuf) | |
1367 && !bufIsChanged(prevbuf)) ? DOBUF_UNLOAD : 0); | |
815 | 1368 } |
7 | 1369 } |
1370 #ifdef FEAT_AUTOCMD | |
1710 | 1371 /* An autocommand may have deleted "buf", already entered it (e.g., when |
1372 * it did ":bunload") or aborted the script processing! */ | |
7 | 1373 # ifdef FEAT_EVAL |
1710 | 1374 if (buf_valid(buf) && buf != curbuf && !aborting()) |
7 | 1375 # else |
1710 | 1376 if (buf_valid(buf) && buf != curbuf) |
7 | 1377 # endif |
1378 #endif | |
1379 enter_buffer(buf); | |
1380 } | |
1381 | |
1382 /* | |
1383 * Enter a new current buffer. | |
1384 * Old curbuf must have been abandoned already! | |
1385 */ | |
1386 void | |
1387 enter_buffer(buf) | |
1388 buf_T *buf; | |
1389 { | |
1390 /* Copy buffer and window local option values. Not for a help buffer. */ | |
1391 buf_copy_options(buf, BCO_ENTER | BCO_NOHELP); | |
1392 if (!buf->b_help) | |
1393 get_winopts(buf); | |
1394 #ifdef FEAT_FOLDING | |
1395 else | |
1396 /* Remove all folds in the window. */ | |
1397 clearFolding(curwin); | |
1398 foldUpdateAll(curwin); /* update folds (later). */ | |
1399 #endif | |
1400 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1401 #ifdef FEAT_SYN_HL |
2253
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2250
diff
changeset
|
1402 reset_synblock(curwin); |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1403 curwin->w_s = &(buf->b_s); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1404 #endif |
7 | 1405 /* Get the buffer in the current window. */ |
1406 curwin->w_buffer = buf; | |
1407 curbuf = buf; | |
1408 ++curbuf->b_nwindows; | |
1409 | |
1410 #ifdef FEAT_DIFF | |
672 | 1411 if (curwin->w_p_diff) |
1412 diff_buf_add(curbuf); | |
7 | 1413 #endif |
1414 | |
1415 /* Cursor on first line by default. */ | |
1416 curwin->w_cursor.lnum = 1; | |
1417 curwin->w_cursor.col = 0; | |
1418 #ifdef FEAT_VIRTUALEDIT | |
1419 curwin->w_cursor.coladd = 0; | |
1420 #endif | |
1421 curwin->w_set_curswant = TRUE; | |
1744 | 1422 #ifdef FEAT_AUTOCMD |
1423 curwin->w_topline_was_set = FALSE; | |
1424 #endif | |
7 | 1425 |
2091
95b659982b7c
updated for version 7.2.375
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1426 /* mark cursor position as being invalid */ |
95b659982b7c
updated for version 7.2.375
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1427 curwin->w_valid = 0; |
95b659982b7c
updated for version 7.2.375
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1428 |
7 | 1429 /* Make sure the buffer is loaded. */ |
1430 if (curbuf->b_ml.ml_mfp == NULL) /* need to load the file */ | |
22 | 1431 { |
24 | 1432 #ifdef FEAT_AUTOCMD |
22 | 1433 /* If there is no filetype, allow for detecting one. Esp. useful for |
1434 * ":ball" used in a autocommand. If there already is a filetype we | |
1435 * might prefer to keep it. */ | |
1436 if (*curbuf->b_p_ft == NUL) | |
1437 did_filetype = FALSE; | |
24 | 1438 #endif |
22 | 1439 |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
1440 open_buffer(FALSE, NULL, 0); |
22 | 1441 } |
7 | 1442 else |
1443 { | |
968 | 1444 if (!msg_silent) |
1445 need_fileinfo = TRUE; /* display file info after redraw */ | |
7 | 1446 (void)buf_check_timestamp(curbuf, FALSE); /* check if file changed */ |
1447 #ifdef FEAT_AUTOCMD | |
1448 curwin->w_topline = 1; | |
1449 # ifdef FEAT_DIFF | |
1450 curwin->w_topfill = 0; | |
1451 # endif | |
1452 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
1453 apply_autocmds(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf); | |
1454 #endif | |
1455 } | |
1456 | |
1457 /* If autocommands did not change the cursor position, restore cursor lnum | |
1458 * and possibly cursor col. */ | |
1459 if (curwin->w_cursor.lnum == 1 && inindent(0)) | |
1460 buflist_getfpos(); | |
1461 | |
1462 check_arg_idx(curwin); /* check for valid arg_idx */ | |
1463 #ifdef FEAT_TITLE | |
1464 maketitle(); | |
1465 #endif | |
1466 #ifdef FEAT_AUTOCMD | |
1744 | 1467 /* when autocmds didn't change it */ |
1468 if (curwin->w_topline == 1 && !curwin->w_topline_was_set) | |
7 | 1469 #endif |
1470 scroll_cursor_halfway(FALSE); /* redisplay at correct position */ | |
1471 | |
33 | 1472 #ifdef FEAT_NETBEANS_INTG |
1473 /* Send fileOpened event because we've changed buffers. */ | |
2210 | 1474 netbeans_file_activated(curbuf); |
33 | 1475 #endif |
1476 | |
961 | 1477 /* Change directories when the 'acd' option is set. */ |
1478 DO_AUTOCHDIR | |
7 | 1479 |
1480 #ifdef FEAT_KEYMAP | |
1481 if (curbuf->b_kmap_state & KEYMAP_INIT) | |
1869 | 1482 (void)keymap_init(); |
7 | 1483 #endif |
1185 | 1484 #ifdef FEAT_SPELL |
1485 /* May need to set the spell language. Can only do this after the buffer | |
1486 * has been properly setup. */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1487 if (!curbuf->b_help && curwin->w_p_spell && *curwin->w_s->b_p_spl != NUL) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1488 (void)did_set_spelllang(curwin); |
1185 | 1489 #endif |
1490 | |
7 | 1491 redraw_later(NOT_VALID); |
1492 } | |
1493 | |
961 | 1494 #if defined(FEAT_AUTOCHDIR) || defined(PROTO) |
1495 /* | |
1496 * Change to the directory of the current buffer. | |
1497 */ | |
1498 void | |
1499 do_autochdir() | |
1500 { | |
1501 if (curbuf->b_ffname != NULL && vim_chdirfile(curbuf->b_ffname) == OK) | |
1502 shorten_fnames(TRUE); | |
1503 } | |
1504 #endif | |
1505 | |
7 | 1506 /* |
1507 * functions for dealing with the buffer list | |
1508 */ | |
1509 | |
1510 /* | |
1511 * Add a file name to the buffer list. Return a pointer to the buffer. | |
1512 * If the same file name already exists return a pointer to that buffer. | |
1513 * If it does not exist, or if fname == NULL, a new entry is created. | |
1514 * If (flags & BLN_CURBUF) is TRUE, may use current buffer. | |
1515 * If (flags & BLN_LISTED) is TRUE, add new buffer to buffer list. | |
1516 * If (flags & BLN_DUMMY) is TRUE, don't count it as a real buffer. | |
1517 * This is the ONLY way to create a new buffer. | |
1518 */ | |
1519 static int top_file_num = 1; /* highest file number */ | |
1520 | |
1521 buf_T * | |
1522 buflist_new(ffname, sfname, lnum, flags) | |
1523 char_u *ffname; /* full path of fname or relative */ | |
1524 char_u *sfname; /* short fname or NULL */ | |
1525 linenr_T lnum; /* preferred cursor line */ | |
1526 int flags; /* BLN_ defines */ | |
1527 { | |
1528 buf_T *buf; | |
1529 #ifdef UNIX | |
1530 struct stat st; | |
1531 #endif | |
1532 | |
1533 fname_expand(curbuf, &ffname, &sfname); /* will allocate ffname */ | |
1534 | |
1535 /* | |
1536 * If file name already exists in the list, update the entry. | |
1537 */ | |
1538 #ifdef UNIX | |
1539 /* On Unix we can use inode numbers when the file exists. Works better | |
1540 * for hard links. */ | |
1541 if (sfname == NULL || mch_stat((char *)sfname, &st) < 0) | |
1542 st.st_dev = (dev_T)-1; | |
1543 #endif | |
1544 if (ffname != NULL && !(flags & BLN_DUMMY) && (buf = | |
1545 #ifdef UNIX | |
1546 buflist_findname_stat(ffname, &st) | |
1547 #else | |
1548 buflist_findname(ffname) | |
1549 #endif | |
1550 ) != NULL) | |
1551 { | |
1552 vim_free(ffname); | |
1553 if (lnum != 0) | |
1554 buflist_setfpos(buf, curwin, lnum, (colnr_T)0, FALSE); | |
1555 /* copy the options now, if 'cpo' doesn't have 's' and not done | |
1556 * already */ | |
1557 buf_copy_options(buf, 0); | |
1558 if ((flags & BLN_LISTED) && !buf->b_p_bl) | |
1559 { | |
1560 buf->b_p_bl = TRUE; | |
1561 #ifdef FEAT_AUTOCMD | |
1562 if (!(flags & BLN_DUMMY)) | |
1563 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, buf); | |
1564 #endif | |
1565 } | |
1566 return buf; | |
1567 } | |
1568 | |
1569 /* | |
1570 * If the current buffer has no name and no contents, use the current | |
1571 * buffer. Otherwise: Need to allocate a new buffer structure. | |
1572 * | |
1573 * This is the ONLY place where a new buffer structure is allocated! | |
625 | 1574 * (A spell file buffer is allocated in spell.c, but that's not a normal |
1575 * buffer.) | |
7 | 1576 */ |
1577 buf = NULL; | |
1578 if ((flags & BLN_CURBUF) | |
1579 && curbuf != NULL | |
1580 && curbuf->b_ffname == NULL | |
1581 && curbuf->b_nwindows <= 1 | |
1582 && (curbuf->b_ml.ml_mfp == NULL || bufempty())) | |
1583 { | |
1584 buf = curbuf; | |
1585 #ifdef FEAT_AUTOCMD | |
1586 /* It's like this buffer is deleted. Watch out for autocommands that | |
1587 * change curbuf! If that happens, allocate a new buffer anyway. */ | |
1588 if (curbuf->b_p_bl) | |
1589 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf); | |
1590 if (buf == curbuf) | |
1591 apply_autocmds(EVENT_BUFWIPEOUT, NULL, NULL, FALSE, curbuf); | |
1592 # ifdef FEAT_EVAL | |
36 | 1593 if (aborting()) /* autocmds may abort script processing */ |
7 | 1594 return NULL; |
1595 # endif | |
1596 #endif | |
1597 #ifdef FEAT_QUICKFIX | |
1598 # ifdef FEAT_AUTOCMD | |
1599 if (buf == curbuf) | |
1600 # endif | |
1601 { | |
1602 /* Make sure 'bufhidden' and 'buftype' are empty */ | |
1603 clear_string_option(&buf->b_p_bh); | |
1604 clear_string_option(&buf->b_p_bt); | |
1605 } | |
1606 #endif | |
1607 } | |
1608 if (buf != curbuf || curbuf == NULL) | |
1609 { | |
1610 buf = (buf_T *)alloc_clear((unsigned)sizeof(buf_T)); | |
1611 if (buf == NULL) | |
1612 { | |
1613 vim_free(ffname); | |
1614 return NULL; | |
1615 } | |
1616 } | |
1617 | |
1618 if (ffname != NULL) | |
1619 { | |
1620 buf->b_ffname = ffname; | |
1621 buf->b_sfname = vim_strsave(sfname); | |
1622 } | |
1623 | |
1624 clear_wininfo(buf); | |
1625 buf->b_wininfo = (wininfo_T *)alloc_clear((unsigned)sizeof(wininfo_T)); | |
1626 | |
1627 if ((ffname != NULL && (buf->b_ffname == NULL || buf->b_sfname == NULL)) | |
1628 || buf->b_wininfo == NULL) | |
1629 { | |
1630 vim_free(buf->b_ffname); | |
1631 buf->b_ffname = NULL; | |
1632 vim_free(buf->b_sfname); | |
1633 buf->b_sfname = NULL; | |
1634 if (buf != curbuf) | |
1635 free_buffer(buf); | |
1636 return NULL; | |
1637 } | |
1638 | |
1639 if (buf == curbuf) | |
1640 { | |
1641 /* free all things allocated for this buffer */ | |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
1642 buf_freeall(buf, 0); |
7 | 1643 if (buf != curbuf) /* autocommands deleted the buffer! */ |
1644 return NULL; | |
1645 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
36 | 1646 if (aborting()) /* autocmds may abort script processing */ |
7 | 1647 return NULL; |
1648 #endif | |
1649 /* buf->b_nwindows = 0; why was this here? */ | |
1650 free_buffer_stuff(buf, FALSE); /* delete local variables et al. */ | |
1651 #ifdef FEAT_KEYMAP | |
1652 /* need to reload lmaps and set b:keymap_name */ | |
1653 curbuf->b_kmap_state |= KEYMAP_INIT; | |
1654 #endif | |
1655 } | |
1656 else | |
1657 { | |
1658 /* | |
1659 * put new buffer at the end of the buffer list | |
1660 */ | |
1661 buf->b_next = NULL; | |
1662 if (firstbuf == NULL) /* buffer list is empty */ | |
1663 { | |
1664 buf->b_prev = NULL; | |
1665 firstbuf = buf; | |
1666 } | |
1667 else /* append new buffer at end of list */ | |
1668 { | |
1669 lastbuf->b_next = buf; | |
1670 buf->b_prev = lastbuf; | |
1671 } | |
1672 lastbuf = buf; | |
1673 | |
1674 buf->b_fnum = top_file_num++; | |
1675 if (top_file_num < 0) /* wrap around (may cause duplicates) */ | |
1676 { | |
1677 EMSG(_("W14: Warning: List of file names overflow")); | |
1678 if (emsg_silent == 0) | |
1679 { | |
1680 out_flush(); | |
1681 ui_delay(3000L, TRUE); /* make sure it is noticed */ | |
1682 } | |
1683 top_file_num = 1; | |
1684 } | |
1685 | |
1686 /* | |
1687 * Always copy the options from the current buffer. | |
1688 */ | |
1689 buf_copy_options(buf, BCO_ALWAYS); | |
1690 } | |
1691 | |
1692 buf->b_wininfo->wi_fpos.lnum = lnum; | |
1693 buf->b_wininfo->wi_win = curwin; | |
1694 | |
1695 #ifdef FEAT_EVAL | |
126 | 1696 init_var_dict(&buf->b_vars, &buf->b_bufvar); /* init b: variables */ |
1697 #endif | |
1698 #ifdef FEAT_SYN_HL | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1699 hash_init(&buf->b_s.b_keywtab); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1700 hash_init(&buf->b_s.b_keywtab_ic); |
7 | 1701 #endif |
1702 | |
1703 buf->b_fname = buf->b_sfname; | |
1704 #ifdef UNIX | |
1705 if (st.st_dev == (dev_T)-1) | |
1873 | 1706 buf->b_dev_valid = FALSE; |
7 | 1707 else |
1708 { | |
1873 | 1709 buf->b_dev_valid = TRUE; |
7 | 1710 buf->b_dev = st.st_dev; |
1711 buf->b_ino = st.st_ino; | |
1712 } | |
1713 #endif | |
1714 buf->b_u_synced = TRUE; | |
1715 buf->b_flags = BF_CHECK_RO | BF_NEVERLOADED; | |
42 | 1716 if (flags & BLN_DUMMY) |
1717 buf->b_flags |= BF_DUMMY; | |
7 | 1718 buf_clear_file(buf); |
1719 clrallmarks(buf); /* clear marks */ | |
1720 fmarks_check_names(buf); /* check file marks for this file */ | |
1721 buf->b_p_bl = (flags & BLN_LISTED) ? TRUE : FALSE; /* init 'buflisted' */ | |
1722 #ifdef FEAT_AUTOCMD | |
1723 if (!(flags & BLN_DUMMY)) | |
1724 { | |
1725 apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, buf); | |
1726 if (flags & BLN_LISTED) | |
1727 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, buf); | |
1728 # ifdef FEAT_EVAL | |
36 | 1729 if (aborting()) /* autocmds may abort script processing */ |
7 | 1730 return NULL; |
1731 # endif | |
1732 } | |
1733 #endif | |
1734 | |
1735 return buf; | |
1736 } | |
1737 | |
1738 /* | |
1739 * Free the memory for the options of a buffer. | |
1740 * If "free_p_ff" is TRUE also free 'fileformat', 'buftype' and | |
1741 * 'fileencoding'. | |
1742 */ | |
1743 void | |
1744 free_buf_options(buf, free_p_ff) | |
1745 buf_T *buf; | |
1746 int free_p_ff; | |
1747 { | |
1748 if (free_p_ff) | |
1749 { | |
1750 #ifdef FEAT_MBYTE | |
1751 clear_string_option(&buf->b_p_fenc); | |
1752 #endif | |
1753 clear_string_option(&buf->b_p_ff); | |
1754 #ifdef FEAT_QUICKFIX | |
1755 clear_string_option(&buf->b_p_bh); | |
1756 clear_string_option(&buf->b_p_bt); | |
1757 #endif | |
1758 } | |
1759 #ifdef FEAT_FIND_ID | |
1760 clear_string_option(&buf->b_p_def); | |
1761 clear_string_option(&buf->b_p_inc); | |
1762 # ifdef FEAT_EVAL | |
1763 clear_string_option(&buf->b_p_inex); | |
1764 # endif | |
1765 #endif | |
1766 #if defined(FEAT_CINDENT) && defined(FEAT_EVAL) | |
1767 clear_string_option(&buf->b_p_inde); | |
1768 clear_string_option(&buf->b_p_indk); | |
1769 #endif | |
788 | 1770 #if defined(FEAT_BEVAL) && defined(FEAT_EVAL) |
1771 clear_string_option(&buf->b_p_bexpr); | |
1772 #endif | |
2360
d8e4b27cef80
Change 'cryptmethod' from a number to a string option. Make it global-local.
Bram Moolenaar <bram@vim.org>
parents:
2329
diff
changeset
|
1773 #if defined(FEAT_CRYPT) |
d8e4b27cef80
Change 'cryptmethod' from a number to a string option. Make it global-local.
Bram Moolenaar <bram@vim.org>
parents:
2329
diff
changeset
|
1774 clear_string_option(&buf->b_p_cm); |
d8e4b27cef80
Change 'cryptmethod' from a number to a string option. Make it global-local.
Bram Moolenaar <bram@vim.org>
parents:
2329
diff
changeset
|
1775 #endif |
667 | 1776 #if defined(FEAT_EVAL) |
1777 clear_string_option(&buf->b_p_fex); | |
1778 #endif | |
7 | 1779 #ifdef FEAT_CRYPT |
1780 clear_string_option(&buf->b_p_key); | |
1781 #endif | |
1782 clear_string_option(&buf->b_p_kp); | |
1783 clear_string_option(&buf->b_p_mps); | |
1784 clear_string_option(&buf->b_p_fo); | |
41 | 1785 clear_string_option(&buf->b_p_flp); |
7 | 1786 clear_string_option(&buf->b_p_isk); |
1787 #ifdef FEAT_KEYMAP | |
1788 clear_string_option(&buf->b_p_keymap); | |
1789 ga_clear(&buf->b_kmap_ga); | |
1790 #endif | |
1791 #ifdef FEAT_COMMENTS | |
1792 clear_string_option(&buf->b_p_com); | |
1793 #endif | |
1794 #ifdef FEAT_FOLDING | |
1795 clear_string_option(&buf->b_p_cms); | |
1796 #endif | |
1797 clear_string_option(&buf->b_p_nf); | |
1798 #ifdef FEAT_SYN_HL | |
1799 clear_string_option(&buf->b_p_syn); | |
737 | 1800 #endif |
1801 #ifdef FEAT_SPELL | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1802 clear_string_option(&buf->b_s.b_p_spc); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1803 clear_string_option(&buf->b_s.b_p_spf); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1804 vim_free(buf->b_s.b_cap_prog); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1805 buf->b_s.b_cap_prog = NULL; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2214
diff
changeset
|
1806 clear_string_option(&buf->b_s.b_p_spl); |
7 | 1807 #endif |
1808 #ifdef FEAT_SEARCHPATH | |
1809 clear_string_option(&buf->b_p_sua); | |
1810 #endif | |
1811 #ifdef FEAT_AUTOCMD | |
1812 clear_string_option(&buf->b_p_ft); | |
1813 #endif | |
1814 #ifdef FEAT_OSFILETYPE | |
1815 clear_string_option(&buf->b_p_oft); | |
1816 #endif | |
1817 #ifdef FEAT_CINDENT | |
1818 clear_string_option(&buf->b_p_cink); | |
1819 clear_string_option(&buf->b_p_cino); | |
1820 #endif | |
1821 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT) | |
1822 clear_string_option(&buf->b_p_cinw); | |
1823 #endif | |
1824 #ifdef FEAT_INS_EXPAND | |
1825 clear_string_option(&buf->b_p_cpt); | |
1826 #endif | |
12 | 1827 #ifdef FEAT_COMPL_FUNC |
1828 clear_string_option(&buf->b_p_cfu); | |
502 | 1829 clear_string_option(&buf->b_p_ofu); |
12 | 1830 #endif |
7 | 1831 #ifdef FEAT_QUICKFIX |
1832 clear_string_option(&buf->b_p_gp); | |
1833 clear_string_option(&buf->b_p_mp); | |
1834 clear_string_option(&buf->b_p_efm); | |
1835 #endif | |
1836 clear_string_option(&buf->b_p_ep); | |
1837 clear_string_option(&buf->b_p_path); | |
1838 clear_string_option(&buf->b_p_tags); | |
1839 #ifdef FEAT_INS_EXPAND | |
1840 clear_string_option(&buf->b_p_dict); | |
1841 clear_string_option(&buf->b_p_tsr); | |
1842 #endif | |
12 | 1843 #ifdef FEAT_TEXTOBJ |
1844 clear_string_option(&buf->b_p_qe); | |
1845 #endif | |
7 | 1846 buf->b_p_ar = -1; |
1847 } | |
1848 | |
1849 /* | |
1850 * get alternate file n | |
1851 * set linenr to lnum or altfpos.lnum if lnum == 0 | |
1852 * also set cursor column to altfpos.col if 'startofline' is not set. | |
1853 * if (options & GETF_SETMARK) call setpcmark() | |
1854 * if (options & GETF_ALT) we are jumping to an alternate file. | |
1855 * if (options & GETF_SWITCH) respect 'switchbuf' settings when jumping | |
1856 * | |
1857 * return FAIL for failure, OK for success | |
1858 */ | |
1859 int | |
1860 buflist_getfile(n, lnum, options, forceit) | |
1861 int n; | |
1862 linenr_T lnum; | |
1863 int options; | |
1864 int forceit; | |
1865 { | |
1866 buf_T *buf; | |
1867 #ifdef FEAT_WINDOWS | |
1868 win_T *wp = NULL; | |
1869 #endif | |
1870 pos_T *fpos; | |
1871 colnr_T col; | |
1872 | |
1873 buf = buflist_findnr(n); | |
1874 if (buf == NULL) | |
1875 { | |
1876 if ((options & GETF_ALT) && n == 0) | |
1877 EMSG(_(e_noalt)); | |
1878 else | |
1879 EMSGN(_("E92: Buffer %ld not found"), n); | |
1880 return FAIL; | |
1881 } | |
1882 | |
1883 /* if alternate file is the current buffer, nothing to do */ | |
1884 if (buf == curbuf) | |
1885 return OK; | |
1886 | |
633 | 1887 if (text_locked()) |
631 | 1888 { |
633 | 1889 text_locked_msg(); |
7 | 1890 return FAIL; |
631 | 1891 } |
819 | 1892 #ifdef FEAT_AUTOCMD |
1893 if (curbuf_locked()) | |
1894 return FAIL; | |
1895 #endif | |
7 | 1896 |
1897 /* altfpos may be changed by getfile(), get it now */ | |
1898 if (lnum == 0) | |
1899 { | |
1900 fpos = buflist_findfpos(buf); | |
1901 lnum = fpos->lnum; | |
1902 col = fpos->col; | |
1903 } | |
1904 else | |
1905 col = 0; | |
1906 | |
1907 #ifdef FEAT_WINDOWS | |
1908 if (options & GETF_SWITCH) | |
1909 { | |
1618 | 1910 /* If 'switchbuf' contains "useopen": jump to first window containing |
1911 * "buf" if one exists */ | |
1912 if (swb_flags & SWB_USEOPEN) | |
7 | 1913 wp = buf_jump_open_win(buf); |
1618 | 1914 /* If 'switchbuf' contians "usetab": jump to first window in any tab |
1915 * page containing "buf" if one exists */ | |
1916 if (wp == NULL && (swb_flags & SWB_USETAB)) | |
825 | 1917 wp = buf_jump_open_tab(buf); |
1618 | 1918 /* If 'switchbuf' contains "split" or "newtab" and the current buffer |
1919 * isn't empty: open new window */ | |
1920 if (wp == NULL && (swb_flags & (SWB_SPLIT | SWB_NEWTAB)) && !bufempty()) | |
7 | 1921 { |
1618 | 1922 if (swb_flags & SWB_NEWTAB) /* Open in a new tab */ |
1923 tabpage_new(); | |
1924 else if (win_split(0, 0) == FAIL) /* Open in a new window */ | |
7 | 1925 return FAIL; |
1926 # ifdef FEAT_SCROLLBIND | |
1927 curwin->w_p_scb = FALSE; | |
1928 # endif | |
1929 } | |
1930 } | |
1931 #endif | |
1932 | |
1933 ++RedrawingDisabled; | |
1934 if (getfile(buf->b_fnum, NULL, NULL, (options & GETF_SETMARK), | |
1935 lnum, forceit) <= 0) | |
1936 { | |
1937 --RedrawingDisabled; | |
1938 | |
1939 /* cursor is at to BOL and w_cursor.lnum is checked due to getfile() */ | |
1940 if (!p_sol && col != 0) | |
1941 { | |
1942 curwin->w_cursor.col = col; | |
1943 check_cursor_col(); | |
1944 #ifdef FEAT_VIRTUALEDIT | |
1945 curwin->w_cursor.coladd = 0; | |
1946 #endif | |
1947 curwin->w_set_curswant = TRUE; | |
1948 } | |
1949 return OK; | |
1950 } | |
1951 --RedrawingDisabled; | |
1952 return FAIL; | |
1953 } | |
1954 | |
1955 /* | |
1956 * go to the last know line number for the current buffer | |
1957 */ | |
1958 void | |
1959 buflist_getfpos() | |
1960 { | |
1961 pos_T *fpos; | |
1962 | |
1963 fpos = buflist_findfpos(curbuf); | |
1964 | |
1965 curwin->w_cursor.lnum = fpos->lnum; | |
1966 check_cursor_lnum(); | |
1967 | |
1968 if (p_sol) | |
1969 curwin->w_cursor.col = 0; | |
1970 else | |
1971 { | |
1972 curwin->w_cursor.col = fpos->col; | |
1973 check_cursor_col(); | |
1974 #ifdef FEAT_VIRTUALEDIT | |
1975 curwin->w_cursor.coladd = 0; | |
1976 #endif | |
1977 curwin->w_set_curswant = TRUE; | |
1978 } | |
1979 } | |
1980 | |
42 | 1981 #if defined(FEAT_QUICKFIX) || defined(FEAT_EVAL) || defined(PROTO) |
1982 /* | |
1983 * Find file in buffer list by name (it has to be for the current window). | |
1984 * Returns NULL if not found. | |
1985 */ | |
1986 buf_T * | |
1987 buflist_findname_exp(fname) | |
1988 char_u *fname; | |
1989 { | |
1990 char_u *ffname; | |
1991 buf_T *buf = NULL; | |
1992 | |
1993 /* First make the name into a full path name */ | |
1994 ffname = FullName_save(fname, | |
1995 #ifdef UNIX | |
1996 TRUE /* force expansion, get rid of symbolic links */ | |
1997 #else | |
1998 FALSE | |
1999 #endif | |
2000 ); | |
2001 if (ffname != NULL) | |
2002 { | |
2003 buf = buflist_findname(ffname); | |
2004 vim_free(ffname); | |
2005 } | |
2006 return buf; | |
2007 } | |
2008 #endif | |
2009 | |
7 | 2010 /* |
2011 * Find file in buffer list by name (it has to be for the current window). | |
2012 * "ffname" must have a full path. | |
42 | 2013 * Skips dummy buffers. |
2014 * Returns NULL if not found. | |
7 | 2015 */ |
2016 buf_T * | |
2017 buflist_findname(ffname) | |
2018 char_u *ffname; | |
2019 { | |
2020 #ifdef UNIX | |
2021 struct stat st; | |
2022 | |
2023 if (mch_stat((char *)ffname, &st) < 0) | |
2024 st.st_dev = (dev_T)-1; | |
2025 return buflist_findname_stat(ffname, &st); | |
2026 } | |
2027 | |
2028 /* | |
2029 * Same as buflist_findname(), but pass the stat structure to avoid getting it | |
2030 * twice for the same file. | |
42 | 2031 * Returns NULL if not found. |
7 | 2032 */ |
2033 static buf_T * | |
2034 buflist_findname_stat(ffname, stp) | |
2035 char_u *ffname; | |
2036 struct stat *stp; | |
2037 { | |
2038 #endif | |
2039 buf_T *buf; | |
2040 | |
2041 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
42 | 2042 if ((buf->b_flags & BF_DUMMY) == 0 && !otherfile_buf(buf, ffname |
7 | 2043 #ifdef UNIX |
2044 , stp | |
2045 #endif | |
2046 )) | |
2047 return buf; | |
2048 return NULL; | |
2049 } | |
2050 | |
2051 #if defined(FEAT_LISTCMDS) || defined(FEAT_EVAL) || defined(FEAT_PERL) || defined(PROTO) | |
2052 /* | |
2053 * Find file in buffer list by a regexp pattern. | |
2054 * Return fnum of the found buffer. | |
2055 * Return < 0 for error. | |
2056 */ | |
2057 int | |
2058 buflist_findpat(pattern, pattern_end, unlisted, diffmode) | |
2059 char_u *pattern; | |
2060 char_u *pattern_end; /* pointer to first char after pattern */ | |
2061 int unlisted; /* find unlisted buffers */ | |
1883 | 2062 int diffmode UNUSED; /* find diff-mode buffers only */ |
7 | 2063 { |
2064 buf_T *buf; | |
2065 regprog_T *prog; | |
2066 int match = -1; | |
2067 int find_listed; | |
2068 char_u *pat; | |
2069 char_u *patend; | |
2070 int attempt; | |
2071 char_u *p; | |
2072 int toggledollar; | |
2073 | |
2074 if (pattern_end == pattern + 1 && (*pattern == '%' || *pattern == '#')) | |
2075 { | |
2076 if (*pattern == '%') | |
2077 match = curbuf->b_fnum; | |
2078 else | |
2079 match = curwin->w_alt_fnum; | |
2080 #ifdef FEAT_DIFF | |
2081 if (diffmode && !diff_mode_buf(buflist_findnr(match))) | |
2082 match = -1; | |
2083 #endif | |
2084 } | |
2085 | |
2086 /* | |
2087 * Try four ways of matching a listed buffer: | |
2088 * attempt == 0: without '^' or '$' (at any position) | |
1187 | 2089 * attempt == 1: with '^' at start (only at position 0) |
7 | 2090 * attempt == 2: with '$' at end (only match at end) |
2091 * attempt == 3: with '^' at start and '$' at end (only full match) | |
2092 * Repeat this for finding an unlisted buffer if there was no matching | |
2093 * listed buffer. | |
2094 */ | |
2095 else | |
2096 { | |
2097 pat = file_pat_to_reg_pat(pattern, pattern_end, NULL, FALSE); | |
2098 if (pat == NULL) | |
2099 return -1; | |
2100 patend = pat + STRLEN(pat) - 1; | |
2101 toggledollar = (patend > pat && *patend == '$'); | |
2102 | |
2103 /* First try finding a listed buffer. If not found and "unlisted" | |
2104 * is TRUE, try finding an unlisted buffer. */ | |
2105 find_listed = TRUE; | |
2106 for (;;) | |
2107 { | |
2108 for (attempt = 0; attempt <= 3; ++attempt) | |
2109 { | |
2110 /* may add '^' and '$' */ | |
2111 if (toggledollar) | |
2112 *patend = (attempt < 2) ? NUL : '$'; /* add/remove '$' */ | |
2113 p = pat; | |
2114 if (*p == '^' && !(attempt & 1)) /* add/remove '^' */ | |
2115 ++p; | |
2116 prog = vim_regcomp(p, p_magic ? RE_MAGIC : 0); | |
2117 if (prog == NULL) | |
2118 { | |
2119 vim_free(pat); | |
2120 return -1; | |
2121 } | |
2122 | |
2123 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
2124 if (buf->b_p_bl == find_listed | |
2125 #ifdef FEAT_DIFF | |
2126 && (!diffmode || diff_mode_buf(buf)) | |
2127 #endif | |
2128 && buflist_match(prog, buf) != NULL) | |
2129 { | |
2130 if (match >= 0) /* already found a match */ | |
2131 { | |
2132 match = -2; | |
2133 break; | |
2134 } | |
2135 match = buf->b_fnum; /* remember first match */ | |
2136 } | |
2137 | |
2138 vim_free(prog); | |
2139 if (match >= 0) /* found one match */ | |
2140 break; | |
2141 } | |
2142 | |
2143 /* Only search for unlisted buffers if there was no match with | |
2144 * a listed buffer. */ | |
2145 if (!unlisted || !find_listed || match != -1) | |
2146 break; | |
2147 find_listed = FALSE; | |
2148 } | |
2149 | |
2150 vim_free(pat); | |
2151 } | |
2152 | |
2153 if (match == -2) | |
2154 EMSG2(_("E93: More than one match for %s"), pattern); | |
2155 else if (match < 0) | |
2156 EMSG2(_("E94: No matching buffer for %s"), pattern); | |
2157 return match; | |
2158 } | |
2159 #endif | |
2160 | |
2161 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) | |
2162 | |
2163 /* | |
2164 * Find all buffer names that match. | |
2165 * For command line expansion of ":buf" and ":sbuf". | |
2166 * Return OK if matches found, FAIL otherwise. | |
2167 */ | |
2168 int | |
2169 ExpandBufnames(pat, num_file, file, options) | |
2170 char_u *pat; | |
2171 int *num_file; | |
2172 char_u ***file; | |
2173 int options; | |
2174 { | |
2175 int count = 0; | |
2176 buf_T *buf; | |
2177 int round; | |
2178 char_u *p; | |
2179 int attempt; | |
2180 regprog_T *prog; | |
170 | 2181 char_u *patc; |
7 | 2182 |
2183 *num_file = 0; /* return values in case of FAIL */ | |
2184 *file = NULL; | |
2185 | |
170 | 2186 /* Make a copy of "pat" and change "^" to "\(^\|[\/]\)". */ |
2187 if (*pat == '^') | |
2188 { | |
2189 patc = alloc((unsigned)STRLEN(pat) + 11); | |
2190 if (patc == NULL) | |
2191 return FAIL; | |
2192 STRCPY(patc, "\\(^\\|[\\/]\\)"); | |
2193 STRCPY(patc + 11, pat + 1); | |
2194 } | |
2195 else | |
2196 patc = pat; | |
2197 | |
7 | 2198 /* |
170 | 2199 * attempt == 0: try match with '\<', match at start of word |
267 | 2200 * attempt == 1: try match without '\<', match anywhere |
7 | 2201 */ |
267 | 2202 for (attempt = 0; attempt <= 1; ++attempt) |
7 | 2203 { |
267 | 2204 if (attempt > 0 && patc == pat) |
170 | 2205 break; /* there was no anchor, no need to try again */ |
267 | 2206 prog = vim_regcomp(patc + attempt * 11, RE_MAGIC); |
170 | 2207 if (prog == NULL) |
7 | 2208 { |
170 | 2209 if (patc != pat) |
2210 vim_free(patc); | |
2211 return FAIL; | |
7 | 2212 } |
2213 | |
2214 /* | |
2215 * round == 1: Count the matches. | |
2216 * round == 2: Build the array to keep the matches. | |
2217 */ | |
2218 for (round = 1; round <= 2; ++round) | |
2219 { | |
2220 count = 0; | |
2221 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
2222 { | |
2223 if (!buf->b_p_bl) /* skip unlisted buffers */ | |
2224 continue; | |
2225 p = buflist_match(prog, buf); | |
2226 if (p != NULL) | |
2227 { | |
2228 if (round == 1) | |
2229 ++count; | |
2230 else | |
2231 { | |
2232 if (options & WILD_HOME_REPLACE) | |
2233 p = home_replace_save(buf, p); | |
2234 else | |
2235 p = vim_strsave(p); | |
2236 (*file)[count++] = p; | |
2237 } | |
2238 } | |
2239 } | |
2240 if (count == 0) /* no match found, break here */ | |
2241 break; | |
2242 if (round == 1) | |
2243 { | |
2244 *file = (char_u **)alloc((unsigned)(count * sizeof(char_u *))); | |
2245 if (*file == NULL) | |
2246 { | |
2247 vim_free(prog); | |
170 | 2248 if (patc != pat) |
2249 vim_free(patc); | |
7 | 2250 return FAIL; |
2251 } | |
2252 } | |
2253 } | |
2254 vim_free(prog); | |
2255 if (count) /* match(es) found, break here */ | |
2256 break; | |
2257 } | |
2258 | |
170 | 2259 if (patc != pat) |
2260 vim_free(patc); | |
2261 | |
7 | 2262 *num_file = count; |
2263 return (count == 0 ? FAIL : OK); | |
2264 } | |
2265 | |
2266 #endif /* FEAT_CMDL_COMPL */ | |
2267 | |
2268 #ifdef HAVE_BUFLIST_MATCH | |
2269 /* | |
2270 * Check for a match on the file name for buffer "buf" with regprog "prog". | |
2271 */ | |
2272 static char_u * | |
2273 buflist_match(prog, buf) | |
2274 regprog_T *prog; | |
2275 buf_T *buf; | |
2276 { | |
2277 char_u *match; | |
2278 | |
2279 /* First try the short file name, then the long file name. */ | |
2280 match = fname_match(prog, buf->b_sfname); | |
2281 if (match == NULL) | |
2282 match = fname_match(prog, buf->b_ffname); | |
2283 | |
2284 return match; | |
2285 } | |
2286 | |
2287 /* | |
2288 * Try matching the regexp in "prog" with file name "name". | |
2289 * Return "name" when there is a match, NULL when not. | |
2290 */ | |
2291 static char_u * | |
2292 fname_match(prog, name) | |
2293 regprog_T *prog; | |
2294 char_u *name; | |
2295 { | |
2296 char_u *match = NULL; | |
2297 char_u *p; | |
2298 regmatch_T regmatch; | |
2299 | |
2300 if (name != NULL) | |
2301 { | |
2302 regmatch.regprog = prog; | |
2303 #ifdef CASE_INSENSITIVE_FILENAME | |
2304 regmatch.rm_ic = TRUE; /* Always ignore case */ | |
2305 #else | |
2306 regmatch.rm_ic = FALSE; /* Never ignore case */ | |
2307 #endif | |
2308 | |
2309 if (vim_regexec(®match, name, (colnr_T)0)) | |
2310 match = name; | |
2311 else | |
2312 { | |
2313 /* Replace $(HOME) with '~' and try matching again. */ | |
2314 p = home_replace_save(NULL, name); | |
2315 if (p != NULL && vim_regexec(®match, p, (colnr_T)0)) | |
2316 match = name; | |
2317 vim_free(p); | |
2318 } | |
2319 } | |
2320 | |
2321 return match; | |
2322 } | |
2323 #endif | |
2324 | |
2325 /* | |
2326 * find file in buffer list by number | |
2327 */ | |
2328 buf_T * | |
2329 buflist_findnr(nr) | |
2330 int nr; | |
2331 { | |
2332 buf_T *buf; | |
2333 | |
2334 if (nr == 0) | |
2335 nr = curwin->w_alt_fnum; | |
2336 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
2337 if (buf->b_fnum == nr) | |
2338 return (buf); | |
2339 return NULL; | |
2340 } | |
2341 | |
2342 /* | |
2343 * Get name of file 'n' in the buffer list. | |
2344 * When the file has no name an empty string is returned. | |
2345 * home_replace() is used to shorten the file name (used for marks). | |
2346 * Returns a pointer to allocated memory, of NULL when failed. | |
2347 */ | |
2348 char_u * | |
2349 buflist_nr2name(n, fullname, helptail) | |
2350 int n; | |
2351 int fullname; | |
2352 int helptail; /* for help buffers return tail only */ | |
2353 { | |
2354 buf_T *buf; | |
2355 | |
2356 buf = buflist_findnr(n); | |
2357 if (buf == NULL) | |
2358 return NULL; | |
2359 return home_replace_save(helptail ? buf : NULL, | |
2360 fullname ? buf->b_ffname : buf->b_fname); | |
2361 } | |
2362 | |
2363 /* | |
2364 * Set the "lnum" and "col" for the buffer "buf" and the current window. | |
2365 * When "copy_options" is TRUE save the local window option values. | |
2366 * When "lnum" is 0 only do the options. | |
2367 */ | |
2368 static void | |
2369 buflist_setfpos(buf, win, lnum, col, copy_options) | |
2370 buf_T *buf; | |
2371 win_T *win; | |
2372 linenr_T lnum; | |
2373 colnr_T col; | |
2374 int copy_options; | |
2375 { | |
2376 wininfo_T *wip; | |
2377 | |
2378 for (wip = buf->b_wininfo; wip != NULL; wip = wip->wi_next) | |
2379 if (wip->wi_win == win) | |
2380 break; | |
2381 if (wip == NULL) | |
2382 { | |
2383 /* allocate a new entry */ | |
2384 wip = (wininfo_T *)alloc_clear((unsigned)sizeof(wininfo_T)); | |
2385 if (wip == NULL) | |
2386 return; | |
2387 wip->wi_win = win; | |
2388 if (lnum == 0) /* set lnum even when it's 0 */ | |
2389 lnum = 1; | |
2390 } | |
2391 else | |
2392 { | |
2393 /* remove the entry from the list */ | |
2394 if (wip->wi_prev) | |
2395 wip->wi_prev->wi_next = wip->wi_next; | |
2396 else | |
2397 buf->b_wininfo = wip->wi_next; | |
2398 if (wip->wi_next) | |
2399 wip->wi_next->wi_prev = wip->wi_prev; | |
2400 if (copy_options && wip->wi_optset) | |
2401 { | |
2402 clear_winopt(&wip->wi_opt); | |
2403 #ifdef FEAT_FOLDING | |
2404 deleteFoldRecurse(&wip->wi_folds); | |
2405 #endif | |
2406 } | |
2407 } | |
2408 if (lnum != 0) | |
2409 { | |
2410 wip->wi_fpos.lnum = lnum; | |
2411 wip->wi_fpos.col = col; | |
2412 } | |
2413 if (copy_options) | |
2414 { | |
2415 /* Save the window-specific option values. */ | |
2416 copy_winopt(&win->w_onebuf_opt, &wip->wi_opt); | |
2417 #ifdef FEAT_FOLDING | |
2418 wip->wi_fold_manual = win->w_fold_manual; | |
2419 cloneFoldGrowArray(&win->w_folds, &wip->wi_folds); | |
2420 #endif | |
2421 wip->wi_optset = TRUE; | |
2422 } | |
2423 | |
2424 /* insert the entry in front of the list */ | |
2425 wip->wi_next = buf->b_wininfo; | |
2426 buf->b_wininfo = wip; | |
2427 wip->wi_prev = NULL; | |
2428 if (wip->wi_next) | |
2429 wip->wi_next->wi_prev = wip; | |
2430 | |
2431 return; | |
2432 } | |
2433 | |
1743 | 2434 #ifdef FEAT_DIFF |
2435 static int wininfo_other_tab_diff __ARGS((wininfo_T *wip)); | |
2436 | |
2437 /* | |
2438 * Return TRUE when "wip" has 'diff' set and the diff is only for another tab | |
2439 * page. That's because a diff is local to a tab page. | |
2440 */ | |
2441 static int | |
2442 wininfo_other_tab_diff(wip) | |
2443 wininfo_T *wip; | |
2444 { | |
2445 win_T *wp; | |
2446 | |
2447 if (wip->wi_opt.wo_diff) | |
2448 { | |
2449 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
2450 /* return FALSE when it's a window in the current tab page, thus | |
2451 * the buffer was in diff mode here */ | |
2452 if (wip->wi_win == wp) | |
2453 return FALSE; | |
2454 return TRUE; | |
2455 } | |
2456 return FALSE; | |
2457 } | |
2458 #endif | |
2459 | |
7 | 2460 /* |
2461 * Find info for the current window in buffer "buf". | |
2462 * If not found, return the info for the most recently used window. | |
1743 | 2463 * When "skip_diff_buffer" is TRUE avoid windows with 'diff' set that is in |
2464 * another tab page. | |
7 | 2465 * Returns NULL when there isn't any info. |
2466 */ | |
2467 static wininfo_T * | |
1743 | 2468 find_wininfo(buf, skip_diff_buffer) |
7 | 2469 buf_T *buf; |
1876 | 2470 int skip_diff_buffer UNUSED; |
7 | 2471 { |
2472 wininfo_T *wip; | |
2473 | |
2474 for (wip = buf->b_wininfo; wip != NULL; wip = wip->wi_next) | |
1743 | 2475 if (wip->wi_win == curwin |
2476 #ifdef FEAT_DIFF | |
2477 && (!skip_diff_buffer || !wininfo_other_tab_diff(wip)) | |
2478 #endif | |
2479 ) | |
7 | 2480 break; |
1743 | 2481 |
2482 /* If no wininfo for curwin, use the first in the list (that doesn't have | |
2483 * 'diff' set and is in another tab page). */ | |
2484 if (wip == NULL) | |
2485 { | |
2486 #ifdef FEAT_DIFF | |
2487 if (skip_diff_buffer) | |
2488 { | |
2489 for (wip = buf->b_wininfo; wip != NULL; wip = wip->wi_next) | |
2490 if (!wininfo_other_tab_diff(wip)) | |
2491 break; | |
2492 } | |
2493 else | |
2494 #endif | |
2495 wip = buf->b_wininfo; | |
2496 } | |
7 | 2497 return wip; |
2498 } | |
2499 | |
2500 /* | |
2501 * Reset the local window options to the values last used in this window. | |
2502 * If the buffer wasn't used in this window before, use the values from | |
2503 * the most recently used window. If the values were never set, use the | |
2504 * global values for the window. | |
2505 */ | |
2506 void | |
2507 get_winopts(buf) | |
2508 buf_T *buf; | |
2509 { | |
2510 wininfo_T *wip; | |
2511 | |
2512 clear_winopt(&curwin->w_onebuf_opt); | |
2513 #ifdef FEAT_FOLDING | |
2514 clearFolding(curwin); | |
2515 #endif | |
2516 | |
1743 | 2517 wip = find_wininfo(buf, TRUE); |
7 | 2518 if (wip != NULL && wip->wi_optset) |
2519 { | |
2520 copy_winopt(&wip->wi_opt, &curwin->w_onebuf_opt); | |
2521 #ifdef FEAT_FOLDING | |
2522 curwin->w_fold_manual = wip->wi_fold_manual; | |
2523 curwin->w_foldinvalid = TRUE; | |
2524 cloneFoldGrowArray(&wip->wi_folds, &curwin->w_folds); | |
2525 #endif | |
2526 } | |
2527 else | |
2528 copy_winopt(&curwin->w_allbuf_opt, &curwin->w_onebuf_opt); | |
2529 | |
2530 #ifdef FEAT_FOLDING | |
2531 /* Set 'foldlevel' to 'foldlevelstart' if it's not negative. */ | |
2532 if (p_fdls >= 0) | |
2533 curwin->w_p_fdl = p_fdls; | |
2534 #endif | |
2535 } | |
2536 | |
2537 /* | |
2538 * Find the position (lnum and col) for the buffer 'buf' for the current | |
2539 * window. | |
2540 * Returns a pointer to no_position if no position is found. | |
2541 */ | |
2542 pos_T * | |
2543 buflist_findfpos(buf) | |
2544 buf_T *buf; | |
2545 { | |
2546 wininfo_T *wip; | |
1869 | 2547 static pos_T no_position = INIT_POS_T(1, 0, 0); |
7 | 2548 |
1743 | 2549 wip = find_wininfo(buf, FALSE); |
7 | 2550 if (wip != NULL) |
2551 return &(wip->wi_fpos); | |
2552 else | |
2553 return &no_position; | |
2554 } | |
2555 | |
2556 /* | |
2557 * Find the lnum for the buffer 'buf' for the current window. | |
2558 */ | |
2559 linenr_T | |
2560 buflist_findlnum(buf) | |
2561 buf_T *buf; | |
2562 { | |
2563 return buflist_findfpos(buf)->lnum; | |
2564 } | |
2565 | |
2566 #if defined(FEAT_LISTCMDS) || defined(PROTO) | |
2567 /* | |
2568 * List all know file names (for :files and :buffers command). | |
2569 */ | |
2570 void | |
2571 buflist_list(eap) | |
2572 exarg_T *eap; | |
2573 { | |
2574 buf_T *buf; | |
2575 int len; | |
2576 int i; | |
2577 | |
2578 for (buf = firstbuf; buf != NULL && !got_int; buf = buf->b_next) | |
2579 { | |
2580 /* skip unlisted buffers, unless ! was used */ | |
2581 if (!buf->b_p_bl && !eap->forceit) | |
2582 continue; | |
2583 msg_putchar('\n'); | |
2584 if (buf_spname(buf) != NULL) | |
2585 STRCPY(NameBuff, buf_spname(buf)); | |
2586 else | |
2587 home_replace(buf, buf->b_fname, NameBuff, MAXPATHL, TRUE); | |
2588 | |
302 | 2589 len = vim_snprintf((char *)IObuff, IOSIZE - 20, "%3d%c%c%c%c%c \"%s\"", |
7 | 2590 buf->b_fnum, |
2591 buf->b_p_bl ? ' ' : 'u', | |
2592 buf == curbuf ? '%' : | |
2593 (curwin->w_alt_fnum == buf->b_fnum ? '#' : ' '), | |
2594 buf->b_ml.ml_mfp == NULL ? ' ' : | |
2595 (buf->b_nwindows == 0 ? 'h' : 'a'), | |
2596 !buf->b_p_ma ? '-' : (buf->b_p_ro ? '=' : ' '), | |
2597 (buf->b_flags & BF_READERR) ? 'x' | |
300 | 2598 : (bufIsChanged(buf) ? '+' : ' '), |
2599 NameBuff); | |
7 | 2600 |
2601 /* put "line 999" in column 40 or after the file name */ | |
2602 i = 40 - vim_strsize(IObuff); | |
2603 do | |
2604 { | |
2605 IObuff[len++] = ' '; | |
2606 } while (--i > 0 && len < IOSIZE - 18); | |
1869 | 2607 vim_snprintf((char *)IObuff + len, (size_t)(IOSIZE - len), |
2608 _("line %ld"), buf == curbuf ? curwin->w_cursor.lnum | |
272 | 2609 : (long)buflist_findlnum(buf)); |
7 | 2610 msg_outtrans(IObuff); |
2611 out_flush(); /* output one line at a time */ | |
2612 ui_breakcheck(); | |
2613 } | |
2614 } | |
2615 #endif | |
2616 | |
2617 /* | |
2618 * Get file name and line number for file 'fnum'. | |
2619 * Used by DoOneCmd() for translating '%' and '#'. | |
2620 * Used by insert_reg() and cmdline_paste() for '#' register. | |
2621 * Return FAIL if not found, OK for success. | |
2622 */ | |
2623 int | |
2624 buflist_name_nr(fnum, fname, lnum) | |
2625 int fnum; | |
2626 char_u **fname; | |
2627 linenr_T *lnum; | |
2628 { | |
2629 buf_T *buf; | |
2630 | |
2631 buf = buflist_findnr(fnum); | |
2632 if (buf == NULL || buf->b_fname == NULL) | |
2633 return FAIL; | |
2634 | |
2635 *fname = buf->b_fname; | |
2636 *lnum = buflist_findlnum(buf); | |
2637 | |
2638 return OK; | |
2639 } | |
2640 | |
2641 /* | |
2642 * Set the file name for "buf"' to 'ffname', short file name to 'sfname'. | |
2643 * The file name with the full path is also remembered, for when :cd is used. | |
2644 * Returns FAIL for failure (file name already in use by other buffer) | |
2645 * OK otherwise. | |
2646 */ | |
2647 int | |
2648 setfname(buf, ffname, sfname, message) | |
2649 buf_T *buf; | |
2650 char_u *ffname, *sfname; | |
42 | 2651 int message; /* give message when buffer already exists */ |
7 | 2652 { |
42 | 2653 buf_T *obuf = NULL; |
7 | 2654 #ifdef UNIX |
2655 struct stat st; | |
2656 #endif | |
2657 | |
2658 if (ffname == NULL || *ffname == NUL) | |
2659 { | |
2660 /* Removing the name. */ | |
2661 vim_free(buf->b_ffname); | |
2662 vim_free(buf->b_sfname); | |
2663 buf->b_ffname = NULL; | |
2664 buf->b_sfname = NULL; | |
2665 #ifdef UNIX | |
2666 st.st_dev = (dev_T)-1; | |
2667 #endif | |
2668 } | |
2669 else | |
2670 { | |
2671 fname_expand(buf, &ffname, &sfname); /* will allocate ffname */ | |
2672 if (ffname == NULL) /* out of memory */ | |
2673 return FAIL; | |
2674 | |
2675 /* | |
2676 * if the file name is already used in another buffer: | |
2677 * - if the buffer is loaded, fail | |
2678 * - if the buffer is not loaded, delete it from the list | |
2679 */ | |
2680 #ifdef UNIX | |
2681 if (mch_stat((char *)ffname, &st) < 0) | |
2682 st.st_dev = (dev_T)-1; | |
42 | 2683 #endif |
2684 if (!(buf->b_flags & BF_DUMMY)) | |
2685 #ifdef UNIX | |
2686 obuf = buflist_findname_stat(ffname, &st); | |
7 | 2687 #else |
42 | 2688 obuf = buflist_findname(ffname); |
7 | 2689 #endif |
2690 if (obuf != NULL && obuf != buf) | |
2691 { | |
2692 if (obuf->b_ml.ml_mfp != NULL) /* it's loaded, fail */ | |
2693 { | |
2694 if (message) | |
2695 EMSG(_("E95: Buffer with this name already exists")); | |
2696 vim_free(ffname); | |
2697 return FAIL; | |
2698 } | |
2699 close_buffer(NULL, obuf, DOBUF_WIPE); /* delete from the list */ | |
2700 } | |
2701 sfname = vim_strsave(sfname); | |
2702 if (ffname == NULL || sfname == NULL) | |
2703 { | |
2704 vim_free(sfname); | |
2705 vim_free(ffname); | |
2706 return FAIL; | |
2707 } | |
2708 #ifdef USE_FNAME_CASE | |
2709 # ifdef USE_LONG_FNAME | |
2710 if (USE_LONG_FNAME) | |
2711 # endif | |
2712 fname_case(sfname, 0); /* set correct case for short file name */ | |
2713 #endif | |
2714 vim_free(buf->b_ffname); | |
2715 vim_free(buf->b_sfname); | |
2716 buf->b_ffname = ffname; | |
2717 buf->b_sfname = sfname; | |
2718 } | |
2719 buf->b_fname = buf->b_sfname; | |
2720 #ifdef UNIX | |
2721 if (st.st_dev == (dev_T)-1) | |
1873 | 2722 buf->b_dev_valid = FALSE; |
7 | 2723 else |
2724 { | |
1873 | 2725 buf->b_dev_valid = TRUE; |
7 | 2726 buf->b_dev = st.st_dev; |
2727 buf->b_ino = st.st_ino; | |
2728 } | |
2729 #endif | |
2730 | |
2731 #ifndef SHORT_FNAME | |
2732 buf->b_shortname = FALSE; | |
2733 #endif | |
2734 | |
2735 buf_name_changed(buf); | |
2736 return OK; | |
2737 } | |
2738 | |
2739 /* | |
41 | 2740 * Crude way of changing the name of a buffer. Use with care! |
2741 * The name should be relative to the current directory. | |
2742 */ | |
2743 void | |
2744 buf_set_name(fnum, name) | |
2745 int fnum; | |
2746 char_u *name; | |
2747 { | |
2748 buf_T *buf; | |
2749 | |
2750 buf = buflist_findnr(fnum); | |
2751 if (buf != NULL) | |
2752 { | |
2753 vim_free(buf->b_sfname); | |
2754 vim_free(buf->b_ffname); | |
844 | 2755 buf->b_ffname = vim_strsave(name); |
2756 buf->b_sfname = NULL; | |
2757 /* Allocate ffname and expand into full path. Also resolves .lnk | |
2758 * files on Win32. */ | |
2759 fname_expand(buf, &buf->b_ffname, &buf->b_sfname); | |
41 | 2760 buf->b_fname = buf->b_sfname; |
2761 } | |
2762 } | |
2763 | |
2764 /* | |
7 | 2765 * Take care of what needs to be done when the name of buffer "buf" has |
2766 * changed. | |
2767 */ | |
2768 void | |
2769 buf_name_changed(buf) | |
2770 buf_T *buf; | |
2771 { | |
2772 /* | |
2773 * If the file name changed, also change the name of the swapfile | |
2774 */ | |
2775 if (buf->b_ml.ml_mfp != NULL) | |
2776 ml_setname(buf); | |
2777 | |
2778 if (curwin->w_buffer == buf) | |
2779 check_arg_idx(curwin); /* check file name for arg list */ | |
2780 #ifdef FEAT_TITLE | |
2781 maketitle(); /* set window title */ | |
2782 #endif | |
2783 #ifdef FEAT_WINDOWS | |
2784 status_redraw_all(); /* status lines need to be redrawn */ | |
2785 #endif | |
2786 fmarks_check_names(buf); /* check named file marks */ | |
2787 ml_timestamp(buf); /* reset timestamp */ | |
2788 } | |
2789 | |
2790 /* | |
2791 * set alternate file name for current window | |
2792 * | |
2793 * Used by do_one_cmd(), do_write() and do_ecmd(). | |
2794 * Return the buffer. | |
2795 */ | |
2796 buf_T * | |
2797 setaltfname(ffname, sfname, lnum) | |
2798 char_u *ffname; | |
2799 char_u *sfname; | |
2800 linenr_T lnum; | |
2801 { | |
2802 buf_T *buf; | |
2803 | |
2804 /* Create a buffer. 'buflisted' is not set if it's a new buffer */ | |
2805 buf = buflist_new(ffname, sfname, lnum, 0); | |
22 | 2806 if (buf != NULL && !cmdmod.keepalt) |
7 | 2807 curwin->w_alt_fnum = buf->b_fnum; |
2808 return buf; | |
2809 } | |
2810 | |
2811 /* | |
2812 * Get alternate file name for current window. | |
2813 * Return NULL if there isn't any, and give error message if requested. | |
2814 */ | |
2815 char_u * | |
2816 getaltfname(errmsg) | |
2817 int errmsg; /* give error message */ | |
2818 { | |
2819 char_u *fname; | |
2820 linenr_T dummy; | |
2821 | |
2822 if (buflist_name_nr(0, &fname, &dummy) == FAIL) | |
2823 { | |
2824 if (errmsg) | |
2825 EMSG(_(e_noalt)); | |
2826 return NULL; | |
2827 } | |
2828 return fname; | |
2829 } | |
2830 | |
2831 /* | |
2832 * Add a file name to the buflist and return its number. | |
2833 * Uses same flags as buflist_new(), except BLN_DUMMY. | |
2834 * | |
2835 * used by qf_init(), main() and doarglist() | |
2836 */ | |
2837 int | |
2838 buflist_add(fname, flags) | |
2839 char_u *fname; | |
2840 int flags; | |
2841 { | |
2842 buf_T *buf; | |
2843 | |
2844 buf = buflist_new(fname, NULL, (linenr_T)0, flags); | |
2845 if (buf != NULL) | |
2846 return buf->b_fnum; | |
2847 return 0; | |
2848 } | |
2849 | |
2850 #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO) | |
2851 /* | |
2852 * Adjust slashes in file names. Called after 'shellslash' was set. | |
2853 */ | |
2854 void | |
2855 buflist_slash_adjust() | |
2856 { | |
2857 buf_T *bp; | |
2858 | |
2859 for (bp = firstbuf; bp != NULL; bp = bp->b_next) | |
2860 { | |
2861 if (bp->b_ffname != NULL) | |
2862 slash_adjust(bp->b_ffname); | |
2863 if (bp->b_sfname != NULL) | |
2864 slash_adjust(bp->b_sfname); | |
2865 } | |
2866 } | |
2867 #endif | |
2868 | |
2869 /* | |
1743 | 2870 * Set alternate cursor position for the current buffer and window "win". |
7 | 2871 * Also save the local window option values. |
2872 */ | |
2873 void | |
1743 | 2874 buflist_altfpos(win) |
2875 win_T *win; | |
7 | 2876 { |
1743 | 2877 buflist_setfpos(curbuf, win, win->w_cursor.lnum, win->w_cursor.col, TRUE); |
7 | 2878 } |
2879 | |
2880 /* | |
2881 * Return TRUE if 'ffname' is not the same file as current file. | |
2882 * Fname must have a full path (expanded by mch_FullName()). | |
2883 */ | |
2884 int | |
2885 otherfile(ffname) | |
2886 char_u *ffname; | |
2887 { | |
2888 return otherfile_buf(curbuf, ffname | |
2889 #ifdef UNIX | |
2890 , NULL | |
2891 #endif | |
2892 ); | |
2893 } | |
2894 | |
2895 static int | |
2896 otherfile_buf(buf, ffname | |
2897 #ifdef UNIX | |
2898 , stp | |
2899 #endif | |
2900 ) | |
2901 buf_T *buf; | |
2902 char_u *ffname; | |
2903 #ifdef UNIX | |
2904 struct stat *stp; | |
2905 #endif | |
2906 { | |
2907 /* no name is different */ | |
2908 if (ffname == NULL || *ffname == NUL || buf->b_ffname == NULL) | |
2909 return TRUE; | |
2910 if (fnamecmp(ffname, buf->b_ffname) == 0) | |
2911 return FALSE; | |
2912 #ifdef UNIX | |
2913 { | |
2914 struct stat st; | |
2915 | |
2916 /* If no struct stat given, get it now */ | |
2917 if (stp == NULL) | |
2918 { | |
1873 | 2919 if (!buf->b_dev_valid || mch_stat((char *)ffname, &st) < 0) |
7 | 2920 st.st_dev = (dev_T)-1; |
2921 stp = &st; | |
2922 } | |
2923 /* Use dev/ino to check if the files are the same, even when the names | |
2924 * are different (possible with links). Still need to compare the | |
2925 * name above, for when the file doesn't exist yet. | |
2926 * Problem: The dev/ino changes when a file is deleted (and created | |
2927 * again) and remains the same when renamed/moved. We don't want to | |
2928 * mch_stat() each buffer each time, that would be too slow. Get the | |
2929 * dev/ino again when they appear to match, but not when they appear | |
2930 * to be different: Could skip a buffer when it's actually the same | |
2931 * file. */ | |
2932 if (buf_same_ino(buf, stp)) | |
2933 { | |
2934 buf_setino(buf); | |
2935 if (buf_same_ino(buf, stp)) | |
2936 return FALSE; | |
2937 } | |
2938 } | |
2939 #endif | |
2940 return TRUE; | |
2941 } | |
2942 | |
2943 #if defined(UNIX) || defined(PROTO) | |
2944 /* | |
2945 * Set inode and device number for a buffer. | |
2946 * Must always be called when b_fname is changed!. | |
2947 */ | |
2948 void | |
2949 buf_setino(buf) | |
2950 buf_T *buf; | |
2951 { | |
2952 struct stat st; | |
2953 | |
2954 if (buf->b_fname != NULL && mch_stat((char *)buf->b_fname, &st) >= 0) | |
2955 { | |
1873 | 2956 buf->b_dev_valid = TRUE; |
7 | 2957 buf->b_dev = st.st_dev; |
2958 buf->b_ino = st.st_ino; | |
2959 } | |
2960 else | |
1873 | 2961 buf->b_dev_valid = FALSE; |
7 | 2962 } |
2963 | |
2964 /* | |
2965 * Return TRUE if dev/ino in buffer "buf" matches with "stp". | |
2966 */ | |
2967 static int | |
2968 buf_same_ino(buf, stp) | |
2969 buf_T *buf; | |
2970 struct stat *stp; | |
2971 { | |
1873 | 2972 return (buf->b_dev_valid |
7 | 2973 && stp->st_dev == buf->b_dev |
2974 && stp->st_ino == buf->b_ino); | |
2975 } | |
2976 #endif | |
2977 | |
667 | 2978 /* |
2979 * Print info about the current buffer. | |
2980 */ | |
7 | 2981 void |
2982 fileinfo(fullname, shorthelp, dont_truncate) | |
667 | 2983 int fullname; /* when non-zero print full path */ |
7 | 2984 int shorthelp; |
2985 int dont_truncate; | |
2986 { | |
2987 char_u *name; | |
2988 int n; | |
2989 char_u *p; | |
2990 char_u *buffer; | |
272 | 2991 size_t len; |
7 | 2992 |
2993 buffer = alloc(IOSIZE); | |
2994 if (buffer == NULL) | |
2995 return; | |
2996 | |
2997 if (fullname > 1) /* 2 CTRL-G: include buffer number */ | |
2998 { | |
1869 | 2999 vim_snprintf((char *)buffer, IOSIZE, "buf %d: ", curbuf->b_fnum); |
7 | 3000 p = buffer + STRLEN(buffer); |
3001 } | |
3002 else | |
3003 p = buffer; | |
3004 | |
3005 *p++ = '"'; | |
3006 if (buf_spname(curbuf) != NULL) | |
3007 STRCPY(p, buf_spname(curbuf)); | |
3008 else | |
3009 { | |
3010 if (!fullname && curbuf->b_fname != NULL) | |
3011 name = curbuf->b_fname; | |
3012 else | |
3013 name = curbuf->b_ffname; | |
3014 home_replace(shorthelp ? curbuf : NULL, name, p, | |
3015 (int)(IOSIZE - (p - buffer)), TRUE); | |
3016 } | |
3017 | |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3018 vim_snprintf_add((char *)buffer, IOSIZE, "\"%s%s%s%s%s%s", |
7 | 3019 curbufIsChanged() ? (shortmess(SHM_MOD) |
3020 ? " [+]" : _(" [Modified]")) : " ", | |
3021 (curbuf->b_flags & BF_NOTEDITED) | |
3022 #ifdef FEAT_QUICKFIX | |
3023 && !bt_dontwrite(curbuf) | |
3024 #endif | |
3025 ? _("[Not edited]") : "", | |
3026 (curbuf->b_flags & BF_NEW) | |
3027 #ifdef FEAT_QUICKFIX | |
3028 && !bt_dontwrite(curbuf) | |
3029 #endif | |
3030 ? _("[New file]") : "", | |
3031 (curbuf->b_flags & BF_READERR) ? _("[Read errors]") : "", | |
3032 curbuf->b_p_ro ? (shortmess(SHM_RO) ? "[RO]" | |
3033 : _("[readonly]")) : "", | |
3034 (curbufIsChanged() || (curbuf->b_flags & BF_WRITE_MASK) | |
3035 || curbuf->b_p_ro) ? | |
3036 " " : ""); | |
3037 /* With 32 bit longs and more than 21,474,836 lines multiplying by 100 | |
3038 * causes an overflow, thus for large numbers divide instead. */ | |
3039 if (curwin->w_cursor.lnum > 1000000L) | |
3040 n = (int)(((long)curwin->w_cursor.lnum) / | |
3041 ((long)curbuf->b_ml.ml_line_count / 100L)); | |
3042 else | |
3043 n = (int)(((long)curwin->w_cursor.lnum * 100L) / | |
3044 (long)curbuf->b_ml.ml_line_count); | |
3045 if (curbuf->b_ml.ml_flags & ML_EMPTY) | |
3046 { | |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3047 vim_snprintf_add((char *)buffer, IOSIZE, "%s", _(no_lines_msg)); |
7 | 3048 } |
3049 #ifdef FEAT_CMDL_INFO | |
3050 else if (p_ru) | |
3051 { | |
3052 /* Current line and column are already on the screen -- webb */ | |
3053 if (curbuf->b_ml.ml_line_count == 1) | |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3054 vim_snprintf_add((char *)buffer, IOSIZE, _("1 line --%d%%--"), n); |
7 | 3055 else |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3056 vim_snprintf_add((char *)buffer, IOSIZE, _("%ld lines --%d%%--"), |
7 | 3057 (long)curbuf->b_ml.ml_line_count, n); |
3058 } | |
3059 #endif | |
3060 else | |
3061 { | |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3062 vim_snprintf_add((char *)buffer, IOSIZE, |
7 | 3063 _("line %ld of %ld --%d%%-- col "), |
3064 (long)curwin->w_cursor.lnum, | |
3065 (long)curbuf->b_ml.ml_line_count, | |
3066 n); | |
3067 validate_virtcol(); | |
1869 | 3068 len = STRLEN(buffer); |
3069 col_print(buffer + len, IOSIZE - len, | |
7 | 3070 (int)curwin->w_cursor.col + 1, (int)curwin->w_virtcol + 1); |
3071 } | |
3072 | |
1869 | 3073 (void)append_arg_number(curwin, buffer, IOSIZE, !shortmess(SHM_FILE)); |
7 | 3074 |
3075 if (dont_truncate) | |
3076 { | |
3077 /* Temporarily set msg_scroll to avoid the message being truncated. | |
3078 * First call msg_start() to get the message in the right place. */ | |
3079 msg_start(); | |
3080 n = msg_scroll; | |
3081 msg_scroll = TRUE; | |
3082 msg(buffer); | |
3083 msg_scroll = n; | |
3084 } | |
3085 else | |
3086 { | |
3087 p = msg_trunc_attr(buffer, FALSE, 0); | |
3088 if (restart_edit != 0 || (msg_scrolled && !need_wait_return)) | |
3089 /* Need to repeat the message after redrawing when: | |
3090 * - When restart_edit is set (otherwise there will be a delay | |
3091 * before redrawing). | |
3092 * - When the screen was scrolled but there is no wait-return | |
3093 * prompt. */ | |
678 | 3094 set_keep_msg(p, 0); |
7 | 3095 } |
3096 | |
3097 vim_free(buffer); | |
3098 } | |
3099 | |
3100 void | |
1869 | 3101 col_print(buf, buflen, col, vcol) |
7 | 3102 char_u *buf; |
1869 | 3103 size_t buflen; |
7 | 3104 int col; |
3105 int vcol; | |
3106 { | |
3107 if (col == vcol) | |
1869 | 3108 vim_snprintf((char *)buf, buflen, "%d", col); |
7 | 3109 else |
1869 | 3110 vim_snprintf((char *)buf, buflen, "%d-%d", col, vcol); |
7 | 3111 } |
3112 | |
3113 #if defined(FEAT_TITLE) || defined(PROTO) | |
3114 /* | |
3115 * put file name in title bar of window and in icon title | |
3116 */ | |
3117 | |
3118 static char_u *lasttitle = NULL; | |
3119 static char_u *lasticon = NULL; | |
3120 | |
3121 void | |
3122 maketitle() | |
3123 { | |
3124 char_u *p; | |
3125 char_u *t_str = NULL; | |
3126 char_u *i_name; | |
3127 char_u *i_str = NULL; | |
3128 int maxlen = 0; | |
3129 int len; | |
3130 int mustset; | |
3131 char_u buf[IOSIZE]; | |
3132 int off; | |
3133 | |
3134 if (!redrawing()) | |
3135 { | |
3136 /* Postpone updating the title when 'lazyredraw' is set. */ | |
3137 need_maketitle = TRUE; | |
3138 return; | |
3139 } | |
3140 | |
3141 need_maketitle = FALSE; | |
2403
ce5a380d5144
Fix: when resetting both 'title' and 'icon' the title would be set after a
Bram Moolenaar <bram@vim.org>
parents:
2394
diff
changeset
|
3142 if (!p_title && !p_icon && lasttitle == NULL && lasticon == NULL) |
7 | 3143 return; |
3144 | |
3145 if (p_title) | |
3146 { | |
3147 if (p_titlelen > 0) | |
3148 { | |
3149 maxlen = p_titlelen * Columns / 100; | |
3150 if (maxlen < 10) | |
3151 maxlen = 10; | |
3152 } | |
3153 | |
3154 t_str = buf; | |
3155 if (*p_titlestring != NUL) | |
3156 { | |
3157 #ifdef FEAT_STL_OPT | |
771 | 3158 if (stl_syntax & STL_IN_TITLE) |
3159 { | |
3160 int use_sandbox = FALSE; | |
3161 int save_called_emsg = called_emsg; | |
675 | 3162 |
3163 # ifdef FEAT_EVAL | |
771 | 3164 use_sandbox = was_set_insecurely((char_u *)"titlestring", 0); |
675 | 3165 # endif |
771 | 3166 called_emsg = FALSE; |
7 | 3167 build_stl_str_hl(curwin, t_str, sizeof(buf), |
675 | 3168 p_titlestring, use_sandbox, |
681 | 3169 0, maxlen, NULL, NULL); |
771 | 3170 if (called_emsg) |
3171 set_string_option_direct((char_u *)"titlestring", -1, | |
3172 (char_u *)"", OPT_FREE, SID_ERROR); | |
3173 called_emsg |= save_called_emsg; | |
3174 } | |
7 | 3175 else |
3176 #endif | |
3177 t_str = p_titlestring; | |
3178 } | |
3179 else | |
3180 { | |
3181 /* format: "fname + (path) (1 of 2) - VIM" */ | |
3182 | |
3183 if (curbuf->b_fname == NULL) | |
164 | 3184 STRCPY(buf, _("[No Name]")); |
7 | 3185 else |
3186 { | |
3187 p = transstr(gettail(curbuf->b_fname)); | |
416 | 3188 vim_strncpy(buf, p, IOSIZE - 100); |
7 | 3189 vim_free(p); |
3190 } | |
3191 | |
3192 switch (bufIsChanged(curbuf) | |
3193 + (curbuf->b_p_ro * 2) | |
3194 + (!curbuf->b_p_ma * 4)) | |
3195 { | |
3196 case 1: STRCAT(buf, " +"); break; | |
3197 case 2: STRCAT(buf, " ="); break; | |
3198 case 3: STRCAT(buf, " =+"); break; | |
3199 case 4: | |
3200 case 6: STRCAT(buf, " -"); break; | |
3201 case 5: | |
3202 case 7: STRCAT(buf, " -+"); break; | |
3203 } | |
3204 | |
3205 if (curbuf->b_fname != NULL) | |
3206 { | |
3207 /* Get path of file, replace home dir with ~ */ | |
3208 off = (int)STRLEN(buf); | |
3209 buf[off++] = ' '; | |
3210 buf[off++] = '('; | |
3211 home_replace(curbuf, curbuf->b_ffname, | |
3212 buf + off, IOSIZE - off, TRUE); | |
3213 #ifdef BACKSLASH_IN_FILENAME | |
3214 /* avoid "c:/name" to be reduced to "c" */ | |
3215 if (isalpha(buf[off]) && buf[off + 1] == ':') | |
3216 off += 2; | |
3217 #endif | |
3218 /* remove the file name */ | |
39 | 3219 p = gettail_sep(buf + off); |
7 | 3220 if (p == buf + off) |
3221 /* must be a help buffer */ | |
416 | 3222 vim_strncpy(buf + off, (char_u *)_("help"), |
1869 | 3223 (size_t)(IOSIZE - off - 1)); |
7 | 3224 else |
3225 *p = NUL; | |
39 | 3226 |
7 | 3227 /* translate unprintable chars */ |
3228 p = transstr(buf + off); | |
1869 | 3229 vim_strncpy(buf + off, p, (size_t)(IOSIZE - off - 1)); |
7 | 3230 vim_free(p); |
3231 STRCAT(buf, ")"); | |
3232 } | |
3233 | |
1869 | 3234 append_arg_number(curwin, buf, IOSIZE, FALSE); |
7 | 3235 |
3236 #if defined(FEAT_CLIENTSERVER) | |
3237 if (serverName != NULL) | |
3238 { | |
3239 STRCAT(buf, " - "); | |
3240 STRCAT(buf, serverName); | |
3241 } | |
3242 else | |
3243 #endif | |
3244 STRCAT(buf, " - VIM"); | |
3245 | |
3246 if (maxlen > 0) | |
3247 { | |
3248 /* make it shorter by removing a bit in the middle */ | |
3249 len = vim_strsize(buf); | |
3250 if (len > maxlen) | |
3251 trunc_string(buf, buf, maxlen); | |
3252 } | |
3253 } | |
3254 } | |
3255 mustset = ti_change(t_str, &lasttitle); | |
3256 | |
3257 if (p_icon) | |
3258 { | |
3259 i_str = buf; | |
3260 if (*p_iconstring != NUL) | |
3261 { | |
3262 #ifdef FEAT_STL_OPT | |
771 | 3263 if (stl_syntax & STL_IN_ICON) |
3264 { | |
3265 int use_sandbox = FALSE; | |
3266 int save_called_emsg = called_emsg; | |
675 | 3267 |
3268 # ifdef FEAT_EVAL | |
771 | 3269 use_sandbox = was_set_insecurely((char_u *)"iconstring", 0); |
675 | 3270 # endif |
771 | 3271 called_emsg = FALSE; |
7 | 3272 build_stl_str_hl(curwin, i_str, sizeof(buf), |
675 | 3273 p_iconstring, use_sandbox, |
681 | 3274 0, 0, NULL, NULL); |
771 | 3275 if (called_emsg) |
3276 set_string_option_direct((char_u *)"iconstring", -1, | |
3277 (char_u *)"", OPT_FREE, SID_ERROR); | |
3278 called_emsg |= save_called_emsg; | |
3279 } | |
7 | 3280 else |
3281 #endif | |
3282 i_str = p_iconstring; | |
3283 } | |
3284 else | |
3285 { | |
3286 if (buf_spname(curbuf) != NULL) | |
3287 i_name = (char_u *)buf_spname(curbuf); | |
3288 else /* use file name only in icon */ | |
3289 i_name = gettail(curbuf->b_ffname); | |
3290 *i_str = NUL; | |
3291 /* Truncate name at 100 bytes. */ | |
835 | 3292 len = (int)STRLEN(i_name); |
7 | 3293 if (len > 100) |
3294 { | |
3295 len -= 100; | |
3296 #ifdef FEAT_MBYTE | |
3297 if (has_mbyte) | |
3298 len += (*mb_tail_off)(i_name, i_name + len) + 1; | |
3299 #endif | |
3300 i_name += len; | |
3301 } | |
3302 STRCPY(i_str, i_name); | |
3303 trans_characters(i_str, IOSIZE); | |
3304 } | |
3305 } | |
3306 | |
3307 mustset |= ti_change(i_str, &lasticon); | |
3308 | |
3309 if (mustset) | |
3310 resettitle(); | |
3311 } | |
3312 | |
3313 /* | |
3314 * Used for title and icon: Check if "str" differs from "*last". Set "*last" | |
3315 * from "str" if it does. | |
3316 * Return TRUE when "*last" changed. | |
3317 */ | |
3318 static int | |
3319 ti_change(str, last) | |
3320 char_u *str; | |
3321 char_u **last; | |
3322 { | |
3323 if ((str == NULL) != (*last == NULL) | |
3324 || (str != NULL && *last != NULL && STRCMP(str, *last) != 0)) | |
3325 { | |
3326 vim_free(*last); | |
3327 if (str == NULL) | |
3328 *last = NULL; | |
3329 else | |
3330 *last = vim_strsave(str); | |
3331 return TRUE; | |
3332 } | |
3333 return FALSE; | |
3334 } | |
3335 | |
3336 /* | |
3337 * Put current window title back (used after calling a shell) | |
3338 */ | |
3339 void | |
3340 resettitle() | |
3341 { | |
3342 mch_settitle(lasttitle, lasticon); | |
3343 } | |
358 | 3344 |
3345 # if defined(EXITFREE) || defined(PROTO) | |
3346 void | |
3347 free_titles() | |
3348 { | |
3349 vim_free(lasttitle); | |
3350 vim_free(lasticon); | |
3351 } | |
3352 # endif | |
3353 | |
7 | 3354 #endif /* FEAT_TITLE */ |
3355 | |
686 | 3356 #if defined(FEAT_STL_OPT) || defined(FEAT_GUI_TABLINE) || defined(PROTO) |
7 | 3357 /* |
675 | 3358 * Build a string from the status line items in "fmt". |
7 | 3359 * Return length of string in screen cells. |
3360 * | |
675 | 3361 * Normally works for window "wp", except when working for 'tabline' then it |
3362 * is "curwin". | |
3363 * | |
7 | 3364 * Items are drawn interspersed with the text that surrounds it |
3365 * Specials: %-<wid>(xxx%) => group, %= => middle marker, %< => truncation | |
3366 * Item: %-<minwid>.<maxwid><itemch> All but <itemch> are optional | |
3367 * | |
3368 * If maxwidth is not zero, the string will be filled at any middle marker | |
3369 * or truncated if too long, fillchar is used for all whitespace. | |
3370 */ | |
3371 int | |
681 | 3372 build_stl_str_hl(wp, out, outlen, fmt, use_sandbox, fillchar, maxwidth, hltab, tabtab) |
7 | 3373 win_T *wp; |
686 | 3374 char_u *out; /* buffer to write into != NameBuff */ |
7 | 3375 size_t outlen; /* length of out[] */ |
3376 char_u *fmt; | |
1883 | 3377 int use_sandbox UNUSED; /* "fmt" was set insecurely, use sandbox */ |
7 | 3378 int fillchar; |
3379 int maxwidth; | |
681 | 3380 struct stl_hlrec *hltab; /* return: HL attributes (can be NULL) */ |
3381 struct stl_hlrec *tabtab; /* return: tab page nrs (can be NULL) */ | |
7 | 3382 { |
3383 char_u *p; | |
3384 char_u *s; | |
3385 char_u *t; | |
3386 char_u *linecont; | |
3387 #ifdef FEAT_EVAL | |
3388 win_T *o_curwin; | |
3389 buf_T *o_curbuf; | |
3390 #endif | |
3391 int empty_line; | |
3392 colnr_T virtcol; | |
3393 long l; | |
3394 long n; | |
3395 int prevchar_isflag; | |
3396 int prevchar_isitem; | |
3397 int itemisflag; | |
3398 int fillable; | |
3399 char_u *str; | |
3400 long num; | |
3401 int width; | |
3402 int itemcnt; | |
3403 int curitem; | |
3404 int groupitem[STL_MAX_ITEM]; | |
3405 int groupdepth; | |
3406 struct stl_item | |
3407 { | |
3408 char_u *start; | |
3409 int minwid; | |
3410 int maxwid; | |
3411 enum | |
3412 { | |
3413 Normal, | |
3414 Empty, | |
3415 Group, | |
3416 Middle, | |
3417 Highlight, | |
681 | 3418 TabPage, |
7 | 3419 Trunc |
3420 } type; | |
3421 } item[STL_MAX_ITEM]; | |
3422 int minwid; | |
3423 int maxwid; | |
3424 int zeropad; | |
3425 char_u base; | |
3426 char_u opt; | |
3427 #define TMPLEN 70 | |
3428 char_u tmp[TMPLEN]; | |
678 | 3429 char_u *usefmt = fmt; |
681 | 3430 struct stl_hlrec *sp; |
678 | 3431 |
3432 #ifdef FEAT_EVAL | |
3433 /* | |
3434 * When the format starts with "%!" then evaluate it as an expression and | |
3435 * use the result as the actual format string. | |
3436 */ | |
3437 if (fmt[0] == '%' && fmt[1] == '!') | |
3438 { | |
3439 usefmt = eval_to_string_safe(fmt + 2, NULL, use_sandbox); | |
3440 if (usefmt == NULL) | |
943 | 3441 usefmt = fmt; |
678 | 3442 } |
3443 #endif | |
7 | 3444 |
3445 if (fillchar == 0) | |
3446 fillchar = ' '; | |
819 | 3447 #ifdef FEAT_MBYTE |
3448 /* Can't handle a multi-byte fill character yet. */ | |
3449 else if (mb_char2len(fillchar) > 1) | |
3450 fillchar = '-'; | |
3451 #endif | |
3452 | |
7 | 3453 /* |
3454 * Get line & check if empty (cursorpos will show "0-1"). | |
3455 * If inversion is possible we use it. Else '=' characters are used. | |
3456 */ | |
3457 linecont = ml_get_buf(wp->w_buffer, wp->w_cursor.lnum, FALSE); | |
3458 empty_line = (*linecont == NUL); | |
3459 | |
3460 groupdepth = 0; | |
3461 p = out; | |
3462 curitem = 0; | |
3463 prevchar_isflag = TRUE; | |
3464 prevchar_isitem = FALSE; | |
678 | 3465 for (s = usefmt; *s; ) |
7 | 3466 { |
3467 if (*s != NUL && *s != '%') | |
3468 prevchar_isflag = prevchar_isitem = FALSE; | |
3469 | |
3470 /* | |
3471 * Handle up to the next '%' or the end. | |
3472 */ | |
3473 while (*s != NUL && *s != '%' && p + 1 < out + outlen) | |
3474 *p++ = *s++; | |
3475 if (*s == NUL || p + 1 >= out + outlen) | |
3476 break; | |
3477 | |
3478 /* | |
3479 * Handle one '%' item. | |
3480 */ | |
3481 s++; | |
3482 if (*s == '%') | |
3483 { | |
3484 if (p + 1 >= out + outlen) | |
3485 break; | |
3486 *p++ = *s++; | |
3487 prevchar_isflag = prevchar_isitem = FALSE; | |
3488 continue; | |
3489 } | |
3490 if (*s == STL_MIDDLEMARK) | |
3491 { | |
3492 s++; | |
3493 if (groupdepth > 0) | |
3494 continue; | |
3495 item[curitem].type = Middle; | |
3496 item[curitem++].start = p; | |
3497 continue; | |
3498 } | |
3499 if (*s == STL_TRUNCMARK) | |
3500 { | |
3501 s++; | |
3502 item[curitem].type = Trunc; | |
3503 item[curitem++].start = p; | |
3504 continue; | |
3505 } | |
3506 if (*s == ')') | |
3507 { | |
3508 s++; | |
3509 if (groupdepth < 1) | |
3510 continue; | |
3511 groupdepth--; | |
3512 | |
3513 t = item[groupitem[groupdepth]].start; | |
3514 *p = NUL; | |
3515 l = vim_strsize(t); | |
3516 if (curitem > groupitem[groupdepth] + 1 | |
3517 && item[groupitem[groupdepth]].minwid == 0) | |
3518 { | |
3519 /* remove group if all items are empty */ | |
3520 for (n = groupitem[groupdepth] + 1; n < curitem; n++) | |
3521 if (item[n].type == Normal) | |
3522 break; | |
3523 if (n == curitem) | |
3524 { | |
3525 p = t; | |
3526 l = 0; | |
3527 } | |
3528 } | |
3529 if (l > item[groupitem[groupdepth]].maxwid) | |
3530 { | |
3531 /* truncate, remove n bytes of text at the start */ | |
3532 #ifdef FEAT_MBYTE | |
3533 if (has_mbyte) | |
3534 { | |
3535 /* Find the first character that should be included. */ | |
3536 n = 0; | |
3537 while (l >= item[groupitem[groupdepth]].maxwid) | |
3538 { | |
3539 l -= ptr2cells(t + n); | |
474 | 3540 n += (*mb_ptr2len)(t + n); |
7 | 3541 } |
3542 } | |
3543 else | |
3544 #endif | |
835 | 3545 n = (long)(p - t) - item[groupitem[groupdepth]].maxwid + 1; |
7 | 3546 |
3547 *t = '<'; | |
1869 | 3548 mch_memmove(t + 1, t + n, (size_t)(p - (t + n))); |
7 | 3549 p = p - n + 1; |
3550 #ifdef FEAT_MBYTE | |
3551 /* Fill up space left over by half a double-wide char. */ | |
3552 while (++l < item[groupitem[groupdepth]].minwid) | |
3553 *p++ = fillchar; | |
3554 #endif | |
3555 | |
3556 /* correct the start of the items for the truncation */ | |
3557 for (l = groupitem[groupdepth] + 1; l < curitem; l++) | |
3558 { | |
3559 item[l].start -= n; | |
3560 if (item[l].start < t) | |
3561 item[l].start = t; | |
3562 } | |
3563 } | |
3564 else if (abs(item[groupitem[groupdepth]].minwid) > l) | |
3565 { | |
3566 /* fill */ | |
3567 n = item[groupitem[groupdepth]].minwid; | |
3568 if (n < 0) | |
3569 { | |
3570 /* fill by appending characters */ | |
3571 n = 0 - n; | |
3572 while (l++ < n && p + 1 < out + outlen) | |
3573 *p++ = fillchar; | |
3574 } | |
3575 else | |
3576 { | |
3577 /* fill by inserting characters */ | |
1869 | 3578 mch_memmove(t + n - l, t, (size_t)(p - t)); |
7 | 3579 l = n - l; |
3580 if (p + l >= out + outlen) | |
835 | 3581 l = (long)((out + outlen) - p - 1); |
7 | 3582 p += l; |
3583 for (n = groupitem[groupdepth] + 1; n < curitem; n++) | |
3584 item[n].start += l; | |
3585 for ( ; l > 0; l--) | |
3586 *t++ = fillchar; | |
3587 } | |
3588 } | |
3589 continue; | |
3590 } | |
3591 minwid = 0; | |
3592 maxwid = 9999; | |
3593 zeropad = FALSE; | |
3594 l = 1; | |
3595 if (*s == '0') | |
3596 { | |
3597 s++; | |
3598 zeropad = TRUE; | |
3599 } | |
3600 if (*s == '-') | |
3601 { | |
3602 s++; | |
3603 l = -1; | |
3604 } | |
3605 if (VIM_ISDIGIT(*s)) | |
3606 { | |
3607 minwid = (int)getdigits(&s); | |
3608 if (minwid < 0) /* overflow */ | |
3609 minwid = 0; | |
3610 } | |
678 | 3611 if (*s == STL_USER_HL) |
7 | 3612 { |
3613 item[curitem].type = Highlight; | |
3614 item[curitem].start = p; | |
3615 item[curitem].minwid = minwid > 9 ? 1 : minwid; | |
3616 s++; | |
3617 curitem++; | |
3618 continue; | |
3619 } | |
681 | 3620 if (*s == STL_TABPAGENR || *s == STL_TABCLOSENR) |
3621 { | |
3622 if (*s == STL_TABCLOSENR) | |
3623 { | |
3624 if (minwid == 0) | |
3625 { | |
3626 /* %X ends the close label, go back to the previously | |
3627 * define tab label nr. */ | |
3628 for (n = curitem - 1; n >= 0; --n) | |
3629 if (item[n].type == TabPage && item[n].minwid >= 0) | |
3630 { | |
3631 minwid = item[n].minwid; | |
3632 break; | |
3633 } | |
3634 } | |
3635 else | |
3636 /* close nrs are stored as negative values */ | |
3637 minwid = - minwid; | |
3638 } | |
3639 item[curitem].type = TabPage; | |
3640 item[curitem].start = p; | |
3641 item[curitem].minwid = minwid; | |
3642 s++; | |
3643 curitem++; | |
3644 continue; | |
3645 } | |
7 | 3646 if (*s == '.') |
3647 { | |
3648 s++; | |
3649 if (VIM_ISDIGIT(*s)) | |
3650 { | |
3651 maxwid = (int)getdigits(&s); | |
3652 if (maxwid <= 0) /* overflow */ | |
3653 maxwid = 50; | |
3654 } | |
3655 } | |
3656 minwid = (minwid > 50 ? 50 : minwid) * l; | |
3657 if (*s == '(') | |
3658 { | |
3659 groupitem[groupdepth++] = curitem; | |
3660 item[curitem].type = Group; | |
3661 item[curitem].start = p; | |
3662 item[curitem].minwid = minwid; | |
3663 item[curitem].maxwid = maxwid; | |
3664 s++; | |
3665 curitem++; | |
3666 continue; | |
3667 } | |
3668 if (vim_strchr(STL_ALL, *s) == NULL) | |
3669 { | |
3670 s++; | |
3671 continue; | |
3672 } | |
3673 opt = *s++; | |
3674 | |
3675 /* OK - now for the real work */ | |
3676 base = 'D'; | |
3677 itemisflag = FALSE; | |
3678 fillable = TRUE; | |
3679 num = -1; | |
3680 str = NULL; | |
3681 switch (opt) | |
3682 { | |
3683 case STL_FILEPATH: | |
3684 case STL_FULLPATH: | |
3685 case STL_FILENAME: | |
3686 fillable = FALSE; /* don't change ' ' to fillchar */ | |
3687 if (buf_spname(wp->w_buffer) != NULL) | |
3688 STRCPY(NameBuff, buf_spname(wp->w_buffer)); | |
3689 else | |
3690 { | |
3691 t = (opt == STL_FULLPATH) ? wp->w_buffer->b_ffname | |
667 | 3692 : wp->w_buffer->b_fname; |
7 | 3693 home_replace(wp->w_buffer, t, NameBuff, MAXPATHL, TRUE); |
3694 } | |
3695 trans_characters(NameBuff, MAXPATHL); | |
3696 if (opt != STL_FILENAME) | |
3697 str = NameBuff; | |
3698 else | |
3699 str = gettail(NameBuff); | |
3700 break; | |
3701 | |
3702 case STL_VIM_EXPR: /* '{' */ | |
3703 itemisflag = TRUE; | |
3704 t = p; | |
3705 while (*s != '}' && *s != NUL && p + 1 < out + outlen) | |
3706 *p++ = *s++; | |
3707 if (*s != '}') /* missing '}' or out of space */ | |
3708 break; | |
3709 s++; | |
3710 *p = 0; | |
3711 p = t; | |
3712 | |
3713 #ifdef FEAT_EVAL | |
1869 | 3714 vim_snprintf((char *)tmp, sizeof(tmp), "%d", curbuf->b_fnum); |
7 | 3715 set_internal_string_var((char_u *)"actual_curbuf", tmp); |
3716 | |
3717 o_curbuf = curbuf; | |
3718 o_curwin = curwin; | |
3719 curwin = wp; | |
3720 curbuf = wp->w_buffer; | |
3721 | |
675 | 3722 str = eval_to_string_safe(p, &t, use_sandbox); |
7 | 3723 |
3724 curwin = o_curwin; | |
3725 curbuf = o_curbuf; | |
145 | 3726 do_unlet((char_u *)"g:actual_curbuf", TRUE); |
7 | 3727 |
3728 if (str != NULL && *str != 0) | |
3729 { | |
3730 if (*skipdigits(str) == NUL) | |
3731 { | |
3732 num = atoi((char *)str); | |
3733 vim_free(str); | |
3734 str = NULL; | |
3735 itemisflag = FALSE; | |
3736 } | |
3737 } | |
3738 #endif | |
3739 break; | |
3740 | |
3741 case STL_LINE: | |
3742 num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY) | |
3743 ? 0L : (long)(wp->w_cursor.lnum); | |
3744 break; | |
3745 | |
3746 case STL_NUMLINES: | |
3747 num = wp->w_buffer->b_ml.ml_line_count; | |
3748 break; | |
3749 | |
3750 case STL_COLUMN: | |
3751 num = !(State & INSERT) && empty_line | |
3752 ? 0 : (int)wp->w_cursor.col + 1; | |
3753 break; | |
3754 | |
3755 case STL_VIRTCOL: | |
3756 case STL_VIRTCOL_ALT: | |
3757 /* In list mode virtcol needs to be recomputed */ | |
3758 virtcol = wp->w_virtcol; | |
3759 if (wp->w_p_list && lcs_tab1 == NUL) | |
3760 { | |
3761 wp->w_p_list = FALSE; | |
3762 getvcol(wp, &wp->w_cursor, NULL, &virtcol, NULL); | |
3763 wp->w_p_list = TRUE; | |
3764 } | |
3765 ++virtcol; | |
3766 /* Don't display %V if it's the same as %c. */ | |
3767 if (opt == STL_VIRTCOL_ALT | |
3768 && (virtcol == (colnr_T)(!(State & INSERT) && empty_line | |
3769 ? 0 : (int)wp->w_cursor.col + 1))) | |
3770 break; | |
3771 num = (long)virtcol; | |
3772 break; | |
3773 | |
3774 case STL_PERCENTAGE: | |
3775 num = (int)(((long)wp->w_cursor.lnum * 100L) / | |
3776 (long)wp->w_buffer->b_ml.ml_line_count); | |
3777 break; | |
3778 | |
3779 case STL_ALTPERCENT: | |
3780 str = tmp; | |
1869 | 3781 get_rel_pos(wp, str, TMPLEN); |
7 | 3782 break; |
3783 | |
3784 case STL_ARGLISTSTAT: | |
3785 fillable = FALSE; | |
3786 tmp[0] = 0; | |
1869 | 3787 if (append_arg_number(wp, tmp, (int)sizeof(tmp), FALSE)) |
7 | 3788 str = tmp; |
3789 break; | |
3790 | |
3791 case STL_KEYMAP: | |
3792 fillable = FALSE; | |
3793 if (get_keymap_str(wp, tmp, TMPLEN)) | |
3794 str = tmp; | |
3795 break; | |
3796 case STL_PAGENUM: | |
706 | 3797 #if defined(FEAT_PRINTER) || defined(FEAT_GUI_TABLINE) |
686 | 3798 num = printer_page_num; |
7 | 3799 #else |
3800 num = 0; | |
3801 #endif | |
3802 break; | |
3803 | |
3804 case STL_BUFNO: | |
3805 num = wp->w_buffer->b_fnum; | |
3806 break; | |
3807 | |
3808 case STL_OFFSET_X: | |
3809 base = 'X'; | |
3810 case STL_OFFSET: | |
3811 #ifdef FEAT_BYTEOFF | |
3812 l = ml_find_line_or_offset(wp->w_buffer, wp->w_cursor.lnum, NULL); | |
3813 num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY) || l < 0 ? | |
3814 0L : l + 1 + (!(State & INSERT) && empty_line ? | |
3815 0 : (int)wp->w_cursor.col); | |
3816 #endif | |
3817 break; | |
3818 | |
3819 case STL_BYTEVAL_X: | |
3820 base = 'X'; | |
3821 case STL_BYTEVAL: | |
1869 | 3822 if (wp->w_cursor.col > (colnr_T)STRLEN(linecont)) |
7 | 3823 num = 0; |
3824 else | |
3825 { | |
3826 #ifdef FEAT_MBYTE | |
3827 num = (*mb_ptr2char)(linecont + wp->w_cursor.col); | |
3828 #else | |
3829 num = linecont[wp->w_cursor.col]; | |
3830 #endif | |
3831 } | |
3832 if (num == NL) | |
3833 num = 0; | |
3834 else if (num == CAR && get_fileformat(wp->w_buffer) == EOL_MAC) | |
3835 num = NL; | |
3836 break; | |
3837 | |
3838 case STL_ROFLAG: | |
3839 case STL_ROFLAG_ALT: | |
3840 itemisflag = TRUE; | |
3841 if (wp->w_buffer->b_p_ro) | |
3842 str = (char_u *)((opt == STL_ROFLAG_ALT) ? ",RO" : "[RO]"); | |
3843 break; | |
3844 | |
3845 case STL_HELPFLAG: | |
3846 case STL_HELPFLAG_ALT: | |
3847 itemisflag = TRUE; | |
3848 if (wp->w_buffer->b_help) | |
3849 str = (char_u *)((opt == STL_HELPFLAG_ALT) ? ",HLP" | |
809 | 3850 : _("[Help]")); |
7 | 3851 break; |
3852 | |
3853 #ifdef FEAT_AUTOCMD | |
3854 case STL_FILETYPE: | |
3855 if (*wp->w_buffer->b_p_ft != NUL | |
3856 && STRLEN(wp->w_buffer->b_p_ft) < TMPLEN - 3) | |
3857 { | |
272 | 3858 vim_snprintf((char *)tmp, sizeof(tmp), "[%s]", |
3859 wp->w_buffer->b_p_ft); | |
7 | 3860 str = tmp; |
3861 } | |
3862 break; | |
3863 | |
3864 case STL_FILETYPE_ALT: | |
3865 itemisflag = TRUE; | |
3866 if (*wp->w_buffer->b_p_ft != NUL | |
3867 && STRLEN(wp->w_buffer->b_p_ft) < TMPLEN - 2) | |
3868 { | |
272 | 3869 vim_snprintf((char *)tmp, sizeof(tmp), ",%s", |
3870 wp->w_buffer->b_p_ft); | |
7 | 3871 for (t = tmp; *t != 0; t++) |
3872 *t = TOUPPER_LOC(*t); | |
3873 str = tmp; | |
3874 } | |
3875 break; | |
3876 #endif | |
3877 | |
3878 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
3879 case STL_PREVIEWFLAG: | |
3880 case STL_PREVIEWFLAG_ALT: | |
3881 itemisflag = TRUE; | |
3882 if (wp->w_p_pvw) | |
3883 str = (char_u *)((opt == STL_PREVIEWFLAG_ALT) ? ",PRV" | |
3884 : _("[Preview]")); | |
3885 break; | |
2411
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
3886 |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
3887 case STL_QUICKFIX: |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
3888 if (bt_quickfix(wp->w_buffer)) |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
3889 str = (char_u *)(wp->w_llist_ref |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
3890 ? _(msg_loclist) |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
3891 : _(msg_qflist)); |
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
3892 break; |
7 | 3893 #endif |
3894 | |
3895 case STL_MODIFIED: | |
3896 case STL_MODIFIED_ALT: | |
3897 itemisflag = TRUE; | |
3898 switch ((opt == STL_MODIFIED_ALT) | |
3899 + bufIsChanged(wp->w_buffer) * 2 | |
3900 + (!wp->w_buffer->b_p_ma) * 4) | |
3901 { | |
3902 case 2: str = (char_u *)"[+]"; break; | |
3903 case 3: str = (char_u *)",+"; break; | |
3904 case 4: str = (char_u *)"[-]"; break; | |
3905 case 5: str = (char_u *)",-"; break; | |
3906 case 6: str = (char_u *)"[+-]"; break; | |
3907 case 7: str = (char_u *)",+-"; break; | |
3908 } | |
3909 break; | |
678 | 3910 |
3911 case STL_HIGHLIGHT: | |
3912 t = s; | |
3913 while (*s != '#' && *s != NUL) | |
3914 ++s; | |
3915 if (*s == '#') | |
3916 { | |
3917 item[curitem].type = Highlight; | |
3918 item[curitem].start = p; | |
835 | 3919 item[curitem].minwid = -syn_namen2id(t, (int)(s - t)); |
678 | 3920 curitem++; |
3921 } | |
3922 ++s; | |
3923 continue; | |
7 | 3924 } |
3925 | |
3926 item[curitem].start = p; | |
3927 item[curitem].type = Normal; | |
3928 if (str != NULL && *str) | |
3929 { | |
3930 t = str; | |
3931 if (itemisflag) | |
3932 { | |
3933 if ((t[0] && t[1]) | |
3934 && ((!prevchar_isitem && *t == ',') | |
3935 || (prevchar_isflag && *t == ' '))) | |
3936 t++; | |
3937 prevchar_isflag = TRUE; | |
3938 } | |
3939 l = vim_strsize(t); | |
3940 if (l > 0) | |
3941 prevchar_isitem = TRUE; | |
3942 if (l > maxwid) | |
3943 { | |
3944 while (l >= maxwid) | |
3945 #ifdef FEAT_MBYTE | |
3946 if (has_mbyte) | |
3947 { | |
3948 l -= ptr2cells(t); | |
474 | 3949 t += (*mb_ptr2len)(t); |
7 | 3950 } |
3951 else | |
3952 #endif | |
3953 l -= byte2cells(*t++); | |
3954 if (p + 1 >= out + outlen) | |
3955 break; | |
3956 *p++ = '<'; | |
3957 } | |
3958 if (minwid > 0) | |
3959 { | |
3960 for (; l < minwid && p + 1 < out + outlen; l++) | |
3961 { | |
3962 /* Don't put a "-" in front of a digit. */ | |
3963 if (l + 1 == minwid && fillchar == '-' && VIM_ISDIGIT(*t)) | |
3964 *p++ = ' '; | |
3965 else | |
3966 *p++ = fillchar; | |
3967 } | |
3968 minwid = 0; | |
3969 } | |
3970 else | |
3971 minwid *= -1; | |
3972 while (*t && p + 1 < out + outlen) | |
3973 { | |
3974 *p++ = *t++; | |
3975 /* Change a space by fillchar, unless fillchar is '-' and a | |
3976 * digit follows. */ | |
3977 if (fillable && p[-1] == ' ' | |
3978 && (!VIM_ISDIGIT(*t) || fillchar != '-')) | |
3979 p[-1] = fillchar; | |
3980 } | |
3981 for (; l < minwid && p + 1 < out + outlen; l++) | |
3982 *p++ = fillchar; | |
3983 } | |
3984 else if (num >= 0) | |
3985 { | |
3986 int nbase = (base == 'D' ? 10 : (base == 'O' ? 8 : 16)); | |
3987 char_u nstr[20]; | |
3988 | |
3989 if (p + 20 >= out + outlen) | |
3990 break; /* not sufficient space */ | |
3991 prevchar_isitem = TRUE; | |
3992 t = nstr; | |
3993 if (opt == STL_VIRTCOL_ALT) | |
3994 { | |
3995 *t++ = '-'; | |
3996 minwid--; | |
3997 } | |
3998 *t++ = '%'; | |
3999 if (zeropad) | |
4000 *t++ = '0'; | |
4001 *t++ = '*'; | |
1869 | 4002 *t++ = nbase == 16 ? base : (char_u)(nbase == 8 ? 'o' : 'd'); |
7 | 4003 *t = 0; |
4004 | |
4005 for (n = num, l = 1; n >= nbase; n /= nbase) | |
4006 l++; | |
4007 if (opt == STL_VIRTCOL_ALT) | |
4008 l++; | |
4009 if (l > maxwid) | |
4010 { | |
4011 l += 2; | |
4012 n = l - maxwid; | |
4013 while (l-- > maxwid) | |
4014 num /= nbase; | |
4015 *t++ = '>'; | |
4016 *t++ = '%'; | |
4017 *t = t[-3]; | |
4018 *++t = 0; | |
272 | 4019 vim_snprintf((char *)p, outlen - (p - out), (char *)nstr, |
4020 0, num, n); | |
7 | 4021 } |
4022 else | |
272 | 4023 vim_snprintf((char *)p, outlen - (p - out), (char *)nstr, |
4024 minwid, num); | |
7 | 4025 p += STRLEN(p); |
4026 } | |
4027 else | |
4028 item[curitem].type = Empty; | |
4029 | |
4030 if (opt == STL_VIM_EXPR) | |
4031 vim_free(str); | |
4032 | |
4033 if (num >= 0 || (!itemisflag && str && *str)) | |
4034 prevchar_isflag = FALSE; /* Item not NULL, but not a flag */ | |
4035 curitem++; | |
4036 } | |
4037 *p = NUL; | |
4038 itemcnt = curitem; | |
4039 | |
678 | 4040 #ifdef FEAT_EVAL |
4041 if (usefmt != fmt) | |
4042 vim_free(usefmt); | |
4043 #endif | |
4044 | |
7 | 4045 width = vim_strsize(out); |
4046 if (maxwidth > 0 && width > maxwidth) | |
4047 { | |
1736 | 4048 /* Result is too long, must truncate somewhere. */ |
7 | 4049 l = 0; |
4050 if (itemcnt == 0) | |
4051 s = out; | |
4052 else | |
4053 { | |
4054 for ( ; l < itemcnt; l++) | |
4055 if (item[l].type == Trunc) | |
4056 { | |
4057 /* Truncate at %< item. */ | |
4058 s = item[l].start; | |
4059 break; | |
4060 } | |
4061 if (l == itemcnt) | |
4062 { | |
4063 /* No %< item, truncate first item. */ | |
4064 s = item[0].start; | |
4065 l = 0; | |
4066 } | |
4067 } | |
4068 | |
4069 if (width - vim_strsize(s) >= maxwidth) | |
4070 { | |
4071 /* Truncation mark is beyond max length */ | |
4072 #ifdef FEAT_MBYTE | |
4073 if (has_mbyte) | |
4074 { | |
4075 s = out; | |
4076 width = 0; | |
4077 for (;;) | |
4078 { | |
4079 width += ptr2cells(s); | |
4080 if (width >= maxwidth) | |
4081 break; | |
474 | 4082 s += (*mb_ptr2len)(s); |
7 | 4083 } |
4084 /* Fill up for half a double-wide character. */ | |
4085 while (++width < maxwidth) | |
4086 *s++ = fillchar; | |
4087 } | |
4088 else | |
4089 #endif | |
4090 s = out + maxwidth - 1; | |
4091 for (l = 0; l < itemcnt; l++) | |
4092 if (item[l].start > s) | |
4093 break; | |
4094 itemcnt = l; | |
4095 *s++ = '>'; | |
4096 *s = 0; | |
4097 } | |
4098 else | |
4099 { | |
4100 #ifdef FEAT_MBYTE | |
4101 if (has_mbyte) | |
4102 { | |
4103 n = 0; | |
4104 while (width >= maxwidth) | |
4105 { | |
4106 width -= ptr2cells(s + n); | |
474 | 4107 n += (*mb_ptr2len)(s + n); |
7 | 4108 } |
4109 } | |
4110 else | |
4111 #endif | |
4112 n = width - maxwidth + 1; | |
4113 p = s + n; | |
1618 | 4114 STRMOVE(s + 1, p); |
7 | 4115 *s = '<'; |
4116 | |
4117 /* Fill up for half a double-wide character. */ | |
4118 while (++width < maxwidth) | |
4119 { | |
4120 s = s + STRLEN(s); | |
4121 *s++ = fillchar; | |
4122 *s = NUL; | |
4123 } | |
4124 | |
4125 --n; /* count the '<' */ | |
4126 for (; l < itemcnt; l++) | |
4127 { | |
4128 if (item[l].start - n >= s) | |
4129 item[l].start -= n; | |
4130 else | |
4131 item[l].start = s; | |
4132 } | |
4133 } | |
4134 width = maxwidth; | |
4135 } | |
4136 else if (width < maxwidth && STRLEN(out) + maxwidth - width + 1 < outlen) | |
4137 { | |
4138 /* Apply STL_MIDDLE if any */ | |
4139 for (l = 0; l < itemcnt; l++) | |
4140 if (item[l].type == Middle) | |
4141 break; | |
4142 if (l < itemcnt) | |
4143 { | |
4144 p = item[l].start + maxwidth - width; | |
1618 | 4145 STRMOVE(p, item[l].start); |
7 | 4146 for (s = item[l].start; s < p; s++) |
4147 *s = fillchar; | |
4148 for (l++; l < itemcnt; l++) | |
4149 item[l].start += maxwidth - width; | |
4150 width = maxwidth; | |
4151 } | |
4152 } | |
4153 | |
681 | 4154 /* Store the info about highlighting. */ |
4155 if (hltab != NULL) | |
7 | 4156 { |
681 | 4157 sp = hltab; |
7 | 4158 for (l = 0; l < itemcnt; l++) |
4159 { | |
4160 if (item[l].type == Highlight) | |
4161 { | |
681 | 4162 sp->start = item[l].start; |
4163 sp->userhl = item[l].minwid; | |
4164 sp++; | |
7 | 4165 } |
4166 } | |
681 | 4167 sp->start = NULL; |
4168 sp->userhl = 0; | |
4169 } | |
4170 | |
4171 /* Store the info about tab pages labels. */ | |
4172 if (tabtab != NULL) | |
4173 { | |
4174 sp = tabtab; | |
4175 for (l = 0; l < itemcnt; l++) | |
4176 { | |
4177 if (item[l].type == TabPage) | |
4178 { | |
4179 sp->start = item[l].start; | |
4180 sp->userhl = item[l].minwid; | |
4181 sp++; | |
4182 } | |
4183 } | |
4184 sp->start = NULL; | |
4185 sp->userhl = 0; | |
7 | 4186 } |
4187 | |
4188 return width; | |
4189 } | |
4190 #endif /* FEAT_STL_OPT */ | |
4191 | |
686 | 4192 #if defined(FEAT_STL_OPT) || defined(FEAT_CMDL_INFO) \ |
4193 || defined(FEAT_GUI_TABLINE) || defined(PROTO) | |
7 | 4194 /* |
1869 | 4195 * Get relative cursor position in window into "buf[buflen]", in the form 99%, |
4196 * using "Top", "Bot" or "All" when appropriate. | |
7 | 4197 */ |
4198 void | |
1869 | 4199 get_rel_pos(wp, buf, buflen) |
7 | 4200 win_T *wp; |
1869 | 4201 char_u *buf; |
4202 int buflen; | |
7 | 4203 { |
4204 long above; /* number of lines above window */ | |
4205 long below; /* number of lines below window */ | |
4206 | |
4207 above = wp->w_topline - 1; | |
4208 #ifdef FEAT_DIFF | |
4209 above += diff_check_fill(wp, wp->w_topline) - wp->w_topfill; | |
4210 #endif | |
4211 below = wp->w_buffer->b_ml.ml_line_count - wp->w_botline + 1; | |
4212 if (below <= 0) | |
1869 | 4213 vim_strncpy(buf, (char_u *)(above == 0 ? _("All") : _("Bot")), |
4214 (size_t)(buflen - 1)); | |
7 | 4215 else if (above <= 0) |
1869 | 4216 vim_strncpy(buf, (char_u *)_("Top"), (size_t)(buflen - 1)); |
7 | 4217 else |
1869 | 4218 vim_snprintf((char *)buf, (size_t)buflen, "%2d%%", above > 1000000L |
7 | 4219 ? (int)(above / ((above + below) / 100L)) |
4220 : (int)(above * 100L / (above + below))); | |
4221 } | |
4222 #endif | |
4223 | |
4224 /* | |
1869 | 4225 * Append (file 2 of 8) to "buf[buflen]", if editing more than one file. |
7 | 4226 * Return TRUE if it was appended. |
4227 */ | |
1869 | 4228 static int |
4229 append_arg_number(wp, buf, buflen, add_file) | |
7 | 4230 win_T *wp; |
4231 char_u *buf; | |
1869 | 4232 int buflen; |
7 | 4233 int add_file; /* Add "file" before the arg number */ |
4234 { | |
4235 char_u *p; | |
4236 | |
4237 if (ARGCOUNT <= 1) /* nothing to do */ | |
4238 return FALSE; | |
4239 | |
1869 | 4240 p = buf + STRLEN(buf); /* go to the end of the buffer */ |
4241 if (p - buf + 35 >= buflen) /* getting too long */ | |
7 | 4242 return FALSE; |
4243 *p++ = ' '; | |
4244 *p++ = '('; | |
4245 if (add_file) | |
4246 { | |
4247 STRCPY(p, "file "); | |
4248 p += 5; | |
4249 } | |
1869 | 4250 vim_snprintf((char *)p, (size_t)(buflen - (p - buf)), |
4251 wp->w_arg_idx_invalid ? "(%d) of %d)" | |
7 | 4252 : "%d of %d)", wp->w_arg_idx + 1, ARGCOUNT); |
4253 return TRUE; | |
4254 } | |
4255 | |
4256 /* | |
4257 * If fname is not a full path, make it a full path. | |
4258 * Returns pointer to allocated memory (NULL for failure). | |
4259 */ | |
4260 char_u * | |
4261 fix_fname(fname) | |
4262 char_u *fname; | |
4263 { | |
4264 /* | |
4265 * Force expanding the path always for Unix, because symbolic links may | |
4266 * mess up the full path name, even though it starts with a '/'. | |
4267 * Also expand when there is ".." in the file name, try to remove it, | |
4268 * because "c:/src/../README" is equal to "c:/README". | |
1420 | 4269 * Similarly "c:/src//file" is equal to "c:/src/file". |
7 | 4270 * For MS-Windows also expand names like "longna~1" to "longname". |
4271 */ | |
1082 | 4272 #ifdef UNIX |
7 | 4273 return FullName_save(fname, TRUE); |
4274 #else | |
1420 | 4275 if (!vim_isAbsName(fname) |
4276 || strstr((char *)fname, "..") != NULL | |
4277 || strstr((char *)fname, "//") != NULL | |
4278 # ifdef BACKSLASH_IN_FILENAME | |
4279 || strstr((char *)fname, "\\\\") != NULL | |
4280 # endif | |
4281 # if defined(MSWIN) || defined(DJGPP) | |
7 | 4282 || vim_strchr(fname, '~') != NULL |
1420 | 4283 # endif |
7 | 4284 ) |
4285 return FullName_save(fname, FALSE); | |
4286 | |
4287 fname = vim_strsave(fname); | |
4288 | |
1420 | 4289 # ifdef USE_FNAME_CASE |
4290 # ifdef USE_LONG_FNAME | |
7 | 4291 if (USE_LONG_FNAME) |
1420 | 4292 # endif |
7 | 4293 { |
4294 if (fname != NULL) | |
4295 fname_case(fname, 0); /* set correct case for file name */ | |
4296 } | |
1420 | 4297 # endif |
7 | 4298 |
4299 return fname; | |
4300 #endif | |
4301 } | |
4302 | |
4303 /* | |
4304 * Make "ffname" a full file name, set "sfname" to "ffname" if not NULL. | |
4305 * "ffname" becomes a pointer to allocated memory (or NULL). | |
4306 */ | |
4307 void | |
4308 fname_expand(buf, ffname, sfname) | |
1876 | 4309 buf_T *buf UNUSED; |
7 | 4310 char_u **ffname; |
4311 char_u **sfname; | |
4312 { | |
4313 if (*ffname == NULL) /* if no file name given, nothing to do */ | |
4314 return; | |
4315 if (*sfname == NULL) /* if no short file name given, use ffname */ | |
4316 *sfname = *ffname; | |
4317 *ffname = fix_fname(*ffname); /* expand to full path */ | |
4318 | |
4319 #ifdef FEAT_SHORTCUT | |
4320 if (!buf->b_p_bin) | |
4321 { | |
844 | 4322 char_u *rfname; |
7 | 4323 |
4324 /* If the file name is a shortcut file, use the file it links to. */ | |
4325 rfname = mch_resolve_shortcut(*ffname); | |
844 | 4326 if (rfname != NULL) |
7 | 4327 { |
4328 vim_free(*ffname); | |
4329 *ffname = rfname; | |
4330 *sfname = rfname; | |
4331 } | |
4332 } | |
4333 #endif | |
4334 } | |
4335 | |
4336 /* | |
4337 * Get the file name for an argument list entry. | |
4338 */ | |
4339 char_u * | |
4340 alist_name(aep) | |
4341 aentry_T *aep; | |
4342 { | |
4343 buf_T *bp; | |
4344 | |
4345 /* Use the name from the associated buffer if it exists. */ | |
4346 bp = buflist_findnr(aep->ae_fnum); | |
1036 | 4347 if (bp == NULL || bp->b_fname == NULL) |
7 | 4348 return aep->ae_fname; |
4349 return bp->b_fname; | |
4350 } | |
4351 | |
4352 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4353 /* | |
4354 * do_arg_all(): Open up to 'count' windows, one for each argument. | |
4355 */ | |
4356 void | |
726 | 4357 do_arg_all(count, forceit, keep_tabs) |
7 | 4358 int count; |
4359 int forceit; /* hide buffers in current windows */ | |
1411 | 4360 int keep_tabs; /* keep current tabs, for ":tab drop file" */ |
7 | 4361 { |
4362 int i; | |
4363 win_T *wp, *wpnext; | |
4364 char_u *opened; /* array of flags for which args are open */ | |
1411 | 4365 int opened_len; /* length of opened[] */ |
7 | 4366 int use_firstwin = FALSE; /* use first window for arglist */ |
4367 int split_ret = OK; | |
4368 int p_ea_save; | |
4369 alist_T *alist; /* argument list to be used */ | |
4370 buf_T *buf; | |
698 | 4371 tabpage_T *tpnext; |
4372 int had_tab = cmdmod.tab; | |
726 | 4373 win_T *new_curwin = NULL; |
4374 tabpage_T *new_curtab = NULL; | |
7 | 4375 |
4376 if (ARGCOUNT <= 0) | |
4377 { | |
4378 /* Don't give an error message. We don't want it when the ":all" | |
4379 * command is in the .vimrc. */ | |
4380 return; | |
4381 } | |
4382 setpcmark(); | |
4383 | |
4384 opened_len = ARGCOUNT; | |
4385 opened = alloc_clear((unsigned)opened_len); | |
4386 if (opened == NULL) | |
4387 return; | |
4388 | |
4389 #ifdef FEAT_GUI | |
4390 need_mouse_correct = TRUE; | |
4391 #endif | |
4392 | |
4393 /* | |
4394 * Try closing all windows that are not in the argument list. | |
4395 * Also close windows that are not full width; | |
4396 * When 'hidden' or "forceit" set the buffer becomes hidden. | |
4397 * Windows that have a changed buffer and can't be hidden won't be closed. | |
698 | 4398 * When the ":tab" modifier was used do this for all tab pages. |
7 | 4399 */ |
698 | 4400 if (had_tab > 0) |
4401 goto_tabpage_tp(first_tabpage); | |
4402 for (;;) | |
7 | 4403 { |
698 | 4404 tpnext = curtab->tp_next; |
4405 for (wp = firstwin; wp != NULL; wp = wpnext) | |
7 | 4406 { |
698 | 4407 wpnext = wp->w_next; |
4408 buf = wp->w_buffer; | |
4409 if (buf->b_ffname == NULL | |
4410 || buf->b_nwindows > 1 | |
4411 #ifdef FEAT_VERTSPLIT | |
4412 || wp->w_width != Columns | |
4413 #endif | |
4414 ) | |
4415 i = ARGCOUNT; | |
4416 else | |
7 | 4417 { |
698 | 4418 /* check if the buffer in this window is in the arglist */ |
4419 for (i = 0; i < ARGCOUNT; ++i) | |
7 | 4420 { |
698 | 4421 if (ARGLIST[i].ae_fnum == buf->b_fnum |
4422 || fullpathcmp(alist_name(&ARGLIST[i]), | |
726 | 4423 buf->b_ffname, TRUE) & FPC_SAME) |
7 | 4424 { |
698 | 4425 if (i < opened_len) |
726 | 4426 { |
698 | 4427 opened[i] = TRUE; |
726 | 4428 if (i == 0) |
4429 { | |
4430 new_curwin = wp; | |
4431 new_curtab = curtab; | |
4432 } | |
4433 } | |
698 | 4434 if (wp->w_alist != curwin->w_alist) |
4435 { | |
4436 /* Use the current argument list for all windows | |
4437 * containing a file from it. */ | |
4438 alist_unlink(wp->w_alist); | |
4439 wp->w_alist = curwin->w_alist; | |
4440 ++wp->w_alist->al_refcount; | |
4441 } | |
4442 break; | |
7 | 4443 } |
698 | 4444 } |
4445 } | |
4446 wp->w_arg_idx = i; | |
4447 | |
726 | 4448 if (i == ARGCOUNT && !keep_tabs) /* close this window */ |
698 | 4449 { |
4450 if (P_HID(buf) || forceit || buf->b_nwindows > 1 | |
726 | 4451 || !bufIsChanged(buf)) |
698 | 4452 { |
4453 /* If the buffer was changed, and we would like to hide it, | |
4454 * try autowriting. */ | |
726 | 4455 if (!P_HID(buf) && buf->b_nwindows <= 1 |
4456 && bufIsChanged(buf)) | |
698 | 4457 { |
4458 (void)autowrite(buf, FALSE); | |
4459 #ifdef FEAT_AUTOCMD | |
4460 /* check if autocommands removed the window */ | |
4461 if (!win_valid(wp) || !buf_valid(buf)) | |
4462 { | |
4463 wpnext = firstwin; /* start all over... */ | |
4464 continue; | |
4465 } | |
4466 #endif | |
4467 } | |
4468 #ifdef FEAT_WINDOWS | |
726 | 4469 /* don't close last window */ |
4470 if (firstwin == lastwin && first_tabpage->tp_next == NULL) | |
698 | 4471 #endif |
4472 use_firstwin = TRUE; | |
4473 #ifdef FEAT_WINDOWS | |
4474 else | |
4475 { | |
4476 win_close(wp, !P_HID(buf) && !bufIsChanged(buf)); | |
4477 # ifdef FEAT_AUTOCMD | |
4478 /* check if autocommands removed the next window */ | |
4479 if (!win_valid(wpnext)) | |
4480 wpnext = firstwin; /* start all over... */ | |
4481 # endif | |
4482 } | |
4483 #endif | |
7 | 4484 } |
4485 } | |
4486 } | |
698 | 4487 |
4488 /* Without the ":tab" modifier only do the current tab page. */ | |
4489 if (had_tab == 0 || tpnext == NULL) | |
4490 break; | |
4491 | |
7 | 4492 # ifdef FEAT_AUTOCMD |
698 | 4493 /* check if autocommands removed the next tab page */ |
4494 if (!valid_tabpage(tpnext)) | |
4495 tpnext = first_tabpage; /* start all over...*/ | |
7 | 4496 # endif |
698 | 4497 goto_tabpage_tp(tpnext); |
7 | 4498 } |
4499 | |
4500 /* | |
4501 * Open a window for files in the argument list that don't have one. | |
4502 * ARGCOUNT may change while doing this, because of autocommands. | |
4503 */ | |
4504 if (count > ARGCOUNT || count <= 0) | |
4505 count = ARGCOUNT; | |
4506 | |
4507 /* Autocommands may do anything to the argument list. Make sure it's not | |
4508 * freed while we are working here by "locking" it. We still have to | |
4509 * watch out for its size to be changed. */ | |
4510 alist = curwin->w_alist; | |
4511 ++alist->al_refcount; | |
4512 | |
4513 #ifdef FEAT_AUTOCMD | |
4514 /* Don't execute Win/Buf Enter/Leave autocommands here. */ | |
4515 ++autocmd_no_enter; | |
4516 ++autocmd_no_leave; | |
4517 #endif | |
4518 win_enter(lastwin, FALSE); | |
819 | 4519 #ifdef FEAT_WINDOWS |
4520 /* ":drop all" should re-use an empty window to avoid "--remote-tab" | |
4521 * leaving an empty tab page when executed locally. */ | |
4522 if (keep_tabs && bufempty() && curbuf->b_nwindows == 1 | |
4523 && curbuf->b_ffname == NULL && !curbuf->b_changed) | |
4524 use_firstwin = TRUE; | |
4525 #endif | |
4526 | |
7 | 4527 for (i = 0; i < count && i < alist->al_ga.ga_len && !got_int; ++i) |
4528 { | |
4529 if (alist == &global_alist && i == global_alist.al_ga.ga_len - 1) | |
4530 arg_had_last = TRUE; | |
4531 if (i < opened_len && opened[i]) | |
4532 { | |
4533 /* Move the already present window to below the current window */ | |
4534 if (curwin->w_arg_idx != i) | |
4535 { | |
4536 for (wpnext = firstwin; wpnext != NULL; wpnext = wpnext->w_next) | |
4537 { | |
4538 if (wpnext->w_arg_idx == i) | |
4539 { | |
4540 win_move_after(wpnext, curwin); | |
4541 break; | |
4542 } | |
4543 } | |
4544 } | |
4545 } | |
4546 else if (split_ret == OK) | |
4547 { | |
4548 if (!use_firstwin) /* split current window */ | |
4549 { | |
4550 p_ea_save = p_ea; | |
4551 p_ea = TRUE; /* use space from all windows */ | |
4552 split_ret = win_split(0, WSP_ROOM | WSP_BELOW); | |
4553 p_ea = p_ea_save; | |
4554 if (split_ret == FAIL) | |
4555 continue; | |
4556 } | |
4557 #ifdef FEAT_AUTOCMD | |
4558 else /* first window: do autocmd for leaving this buffer */ | |
4559 --autocmd_no_leave; | |
4560 #endif | |
4561 | |
4562 /* | |
726 | 4563 * edit file "i" |
7 | 4564 */ |
4565 curwin->w_arg_idx = i; | |
726 | 4566 if (i == 0) |
4567 { | |
4568 new_curwin = curwin; | |
4569 new_curtab = curtab; | |
4570 } | |
7 | 4571 (void)do_ecmd(0, alist_name(&AARGLIST(alist)[i]), NULL, NULL, |
4572 ECMD_ONE, | |
4573 ((P_HID(curwin->w_buffer) | |
4574 || bufIsChanged(curwin->w_buffer)) ? ECMD_HIDE : 0) | |
1743 | 4575 + ECMD_OLDBUF, curwin); |
7 | 4576 #ifdef FEAT_AUTOCMD |
4577 if (use_firstwin) | |
4578 ++autocmd_no_leave; | |
4579 #endif | |
4580 use_firstwin = FALSE; | |
4581 } | |
4582 ui_breakcheck(); | |
698 | 4583 |
4584 /* When ":tab" was used open a new tab for a new window repeatedly. */ | |
4585 if (had_tab > 0 && tabpage_index(NULL) <= p_tpm) | |
4586 cmdmod.tab = 9999; | |
7 | 4587 } |
4588 | |
4589 /* Remove the "lock" on the argument list. */ | |
4590 alist_unlink(alist); | |
4591 | |
4592 #ifdef FEAT_AUTOCMD | |
4593 --autocmd_no_enter; | |
4594 #endif | |
726 | 4595 /* to window with first arg */ |
4596 if (valid_tabpage(new_curtab)) | |
4597 goto_tabpage_tp(new_curtab); | |
4598 if (win_valid(new_curwin)) | |
4599 win_enter(new_curwin, FALSE); | |
4600 | |
7 | 4601 #ifdef FEAT_AUTOCMD |
4602 --autocmd_no_leave; | |
4603 #endif | |
4604 vim_free(opened); | |
4605 } | |
4606 | |
4607 # if defined(FEAT_LISTCMDS) || defined(PROTO) | |
4608 /* | |
4609 * Open a window for a number of buffers. | |
4610 */ | |
4611 void | |
4612 ex_buffer_all(eap) | |
4613 exarg_T *eap; | |
4614 { | |
4615 buf_T *buf; | |
4616 win_T *wp, *wpnext; | |
4617 int split_ret = OK; | |
4618 int p_ea_save; | |
4619 int open_wins = 0; | |
4620 int r; | |
4621 int count; /* Maximum number of windows to open. */ | |
4622 int all; /* When TRUE also load inactive buffers. */ | |
698 | 4623 #ifdef FEAT_WINDOWS |
4624 int had_tab = cmdmod.tab; | |
4625 tabpage_T *tpnext; | |
4626 #endif | |
7 | 4627 |
4628 if (eap->addr_count == 0) /* make as many windows as possible */ | |
4629 count = 9999; | |
4630 else | |
4631 count = eap->line2; /* make as many windows as specified */ | |
4632 if (eap->cmdidx == CMD_unhide || eap->cmdidx == CMD_sunhide) | |
4633 all = FALSE; | |
4634 else | |
4635 all = TRUE; | |
4636 | |
4637 setpcmark(); | |
4638 | |
4639 #ifdef FEAT_GUI | |
4640 need_mouse_correct = TRUE; | |
4641 #endif | |
4642 | |
4643 /* | |
4644 * Close superfluous windows (two windows for the same buffer). | |
4645 * Also close windows that are not full-width. | |
4646 */ | |
698 | 4647 #ifdef FEAT_WINDOWS |
4648 if (had_tab > 0) | |
4649 goto_tabpage_tp(first_tabpage); | |
4650 for (;;) | |
7 | 4651 { |
698 | 4652 #endif |
4653 tpnext = curtab->tp_next; | |
4654 for (wp = firstwin; wp != NULL; wp = wpnext) | |
7 | 4655 { |
698 | 4656 wpnext = wp->w_next; |
706 | 4657 if ((wp->w_buffer->b_nwindows > 1 |
698 | 4658 #ifdef FEAT_VERTSPLIT |
4659 || ((cmdmod.split & WSP_VERT) | |
4660 ? wp->w_height + wp->w_status_height < Rows - p_ch | |
706 | 4661 - tabline_height() |
698 | 4662 : wp->w_width != Columns) |
4663 #endif | |
701 | 4664 #ifdef FEAT_WINDOWS |
4665 || (had_tab > 0 && wp != firstwin) | |
4666 #endif | |
706 | 4667 ) && firstwin != lastwin) |
698 | 4668 { |
4669 win_close(wp, FALSE); | |
7 | 4670 #ifdef FEAT_AUTOCMD |
698 | 4671 wpnext = firstwin; /* just in case an autocommand does |
4672 something strange with windows */ | |
701 | 4673 tpnext = first_tabpage; /* start all over...*/ |
698 | 4674 open_wins = 0; |
4675 #endif | |
4676 } | |
4677 else | |
4678 ++open_wins; | |
7 | 4679 } |
698 | 4680 |
4681 #ifdef FEAT_WINDOWS | |
4682 /* Without the ":tab" modifier only do the current tab page. */ | |
4683 if (had_tab == 0 || tpnext == NULL) | |
4684 break; | |
4685 goto_tabpage_tp(tpnext); | |
7 | 4686 } |
698 | 4687 #endif |
7 | 4688 |
4689 /* | |
4690 * Go through the buffer list. When a buffer doesn't have a window yet, | |
4691 * open one. Otherwise move the window to the right position. | |
4692 * Watch out for autocommands that delete buffers or windows! | |
4693 */ | |
4694 #ifdef FEAT_AUTOCMD | |
4695 /* Don't execute Win/Buf Enter/Leave autocommands here. */ | |
4696 ++autocmd_no_enter; | |
4697 #endif | |
4698 win_enter(lastwin, FALSE); | |
4699 #ifdef FEAT_AUTOCMD | |
4700 ++autocmd_no_leave; | |
4701 #endif | |
4702 for (buf = firstbuf; buf != NULL && open_wins < count; buf = buf->b_next) | |
4703 { | |
4704 /* Check if this buffer needs a window */ | |
4705 if ((!all && buf->b_ml.ml_mfp == NULL) || !buf->b_p_bl) | |
4706 continue; | |
4707 | |
701 | 4708 #ifdef FEAT_WINDOWS |
4709 if (had_tab != 0) | |
4710 { | |
4711 /* With the ":tab" modifier don't move the window. */ | |
4712 if (buf->b_nwindows > 0) | |
4713 wp = lastwin; /* buffer has a window, skip it */ | |
4714 else | |
4715 wp = NULL; | |
4716 } | |
4717 else | |
4718 #endif | |
4719 { | |
4720 /* Check if this buffer already has a window */ | |
4721 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4722 if (wp->w_buffer == buf) | |
4723 break; | |
4724 /* If the buffer already has a window, move it */ | |
4725 if (wp != NULL) | |
4726 win_move_after(wp, curwin); | |
4727 } | |
4728 | |
4729 if (wp == NULL && split_ret == OK) | |
7 | 4730 { |
4731 /* Split the window and put the buffer in it */ | |
4732 p_ea_save = p_ea; | |
4733 p_ea = TRUE; /* use space from all windows */ | |
4734 split_ret = win_split(0, WSP_ROOM | WSP_BELOW); | |
4735 ++open_wins; | |
4736 p_ea = p_ea_save; | |
4737 if (split_ret == FAIL) | |
4738 continue; | |
4739 | |
4740 /* Open the buffer in this window. */ | |
576 | 4741 #if defined(HAS_SWAP_EXISTS_ACTION) |
7 | 4742 swap_exists_action = SEA_DIALOG; |
4743 #endif | |
4744 set_curbuf(buf, DOBUF_GOTO); | |
4745 #ifdef FEAT_AUTOCMD | |
4746 if (!buf_valid(buf)) /* autocommands deleted the buffer!!! */ | |
20 | 4747 { |
576 | 4748 #if defined(HAS_SWAP_EXISTS_ACTION) |
20 | 4749 swap_exists_action = SEA_NONE; |
7 | 4750 # endif |
4751 break; | |
4752 } | |
4753 #endif | |
576 | 4754 #if defined(HAS_SWAP_EXISTS_ACTION) |
7 | 4755 if (swap_exists_action == SEA_QUIT) |
4756 { | |
24 | 4757 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) |
4758 cleanup_T cs; | |
4759 | |
4760 /* Reset the error/interrupt/exception state here so that | |
4761 * aborting() returns FALSE when closing a window. */ | |
4762 enter_cleanup(&cs); | |
4763 # endif | |
4764 | |
4765 /* User selected Quit at ATTENTION prompt; close this window. */ | |
7 | 4766 win_close(curwin, TRUE); |
4767 --open_wins; | |
4768 swap_exists_action = SEA_NONE; | |
602 | 4769 swap_exists_did_quit = TRUE; |
24 | 4770 |
4771 # if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
4772 /* Restore the error/interrupt/exception state if not | |
4773 * discarded by a new aborting error, interrupt, or uncaught | |
4774 * exception. */ | |
4775 leave_cleanup(&cs); | |
4776 # endif | |
7 | 4777 } |
4778 else | |
4779 handle_swap_exists(NULL); | |
4780 #endif | |
4781 } | |
4782 | |
4783 ui_breakcheck(); | |
4784 if (got_int) | |
4785 { | |
4786 (void)vgetc(); /* only break the file loading, not the rest */ | |
4787 break; | |
4788 } | |
20 | 4789 #ifdef FEAT_EVAL |
4790 /* Autocommands deleted the buffer or aborted script processing!!! */ | |
4791 if (aborting()) | |
4792 break; | |
4793 #endif | |
698 | 4794 #ifdef FEAT_WINDOWS |
4795 /* When ":tab" was used open a new tab for a new window repeatedly. */ | |
4796 if (had_tab > 0 && tabpage_index(NULL) <= p_tpm) | |
4797 cmdmod.tab = 9999; | |
4798 #endif | |
7 | 4799 } |
4800 #ifdef FEAT_AUTOCMD | |
4801 --autocmd_no_enter; | |
4802 #endif | |
4803 win_enter(firstwin, FALSE); /* back to first window */ | |
4804 #ifdef FEAT_AUTOCMD | |
4805 --autocmd_no_leave; | |
4806 #endif | |
4807 | |
4808 /* | |
4809 * Close superfluous windows. | |
4810 */ | |
4811 for (wp = lastwin; open_wins > count; ) | |
4812 { | |
4813 r = (P_HID(wp->w_buffer) || !bufIsChanged(wp->w_buffer) | |
4814 || autowrite(wp->w_buffer, FALSE) == OK); | |
4815 #ifdef FEAT_AUTOCMD | |
4816 if (!win_valid(wp)) | |
4817 { | |
4818 /* BufWrite Autocommands made the window invalid, start over */ | |
4819 wp = lastwin; | |
4820 } | |
4821 else | |
4822 #endif | |
4823 if (r) | |
4824 { | |
4825 win_close(wp, !P_HID(wp->w_buffer)); | |
4826 --open_wins; | |
4827 wp = lastwin; | |
4828 } | |
4829 else | |
4830 { | |
4831 wp = wp->w_prev; | |
4832 if (wp == NULL) | |
4833 break; | |
4834 } | |
4835 } | |
4836 } | |
4837 # endif /* FEAT_LISTCMDS */ | |
4838 | |
4839 #endif /* FEAT_WINDOWS */ | |
4840 | |
717 | 4841 static int chk_modeline __ARGS((linenr_T, int)); |
4842 | |
7 | 4843 /* |
4844 * do_modelines() - process mode lines for the current file | |
4845 * | |
717 | 4846 * "flags" can be: |
4847 * OPT_WINONLY only set options local to window | |
4848 * OPT_NOWIN don't set options local to window | |
4849 * | |
7 | 4850 * Returns immediately if the "ml" option isn't set. |
4851 */ | |
4852 void | |
717 | 4853 do_modelines(flags) |
4854 int flags; | |
7 | 4855 { |
23 | 4856 linenr_T lnum; |
4857 int nmlines; | |
4858 static int entered = 0; | |
7 | 4859 |
4860 if (!curbuf->b_p_ml || (nmlines = (int)p_mls) == 0) | |
4861 return; | |
4862 | |
4863 /* Disallow recursive entry here. Can happen when executing a modeline | |
4864 * triggers an autocommand, which reloads modelines with a ":do". */ | |
4865 if (entered) | |
4866 return; | |
4867 | |
4868 ++entered; | |
4869 for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count && lnum <= nmlines; | |
4870 ++lnum) | |
717 | 4871 if (chk_modeline(lnum, flags) == FAIL) |
7 | 4872 nmlines = 0; |
4873 | |
4874 for (lnum = curbuf->b_ml.ml_line_count; lnum > 0 && lnum > nmlines | |
4875 && lnum > curbuf->b_ml.ml_line_count - nmlines; --lnum) | |
717 | 4876 if (chk_modeline(lnum, flags) == FAIL) |
7 | 4877 nmlines = 0; |
4878 --entered; | |
4879 } | |
4880 | |
4881 #include "version.h" /* for version number */ | |
4882 | |
4883 /* | |
4884 * chk_modeline() - check a single line for a mode string | |
4885 * Return FAIL if an error encountered. | |
4886 */ | |
4887 static int | |
717 | 4888 chk_modeline(lnum, flags) |
7 | 4889 linenr_T lnum; |
717 | 4890 int flags; /* Same as for do_modelines(). */ |
7 | 4891 { |
4892 char_u *s; | |
4893 char_u *e; | |
4894 char_u *linecopy; /* local copy of any modeline found */ | |
4895 int prev; | |
4896 int vers; | |
4897 int end; | |
4898 int retval = OK; | |
4899 char_u *save_sourcing_name; | |
4900 linenr_T save_sourcing_lnum; | |
4901 #ifdef FEAT_EVAL | |
4902 scid_T save_SID; | |
4903 #endif | |
4904 | |
4905 prev = -1; | |
4906 for (s = ml_get(lnum); *s != NUL; ++s) | |
4907 { | |
4908 if (prev == -1 || vim_isspace(prev)) | |
4909 { | |
4910 if ((prev != -1 && STRNCMP(s, "ex:", (size_t)3) == 0) | |
4911 || STRNCMP(s, "vi:", (size_t)3) == 0) | |
4912 break; | |
4913 if (STRNCMP(s, "vim", 3) == 0) | |
4914 { | |
4915 if (s[3] == '<' || s[3] == '=' || s[3] == '>') | |
4916 e = s + 4; | |
4917 else | |
4918 e = s + 3; | |
4919 vers = getdigits(&e); | |
4920 if (*e == ':' | |
4921 && (s[3] == ':' | |
4922 || (VIM_VERSION_100 >= vers && isdigit(s[3])) | |
4923 || (VIM_VERSION_100 < vers && s[3] == '<') | |
4924 || (VIM_VERSION_100 > vers && s[3] == '>') | |
4925 || (VIM_VERSION_100 == vers && s[3] == '='))) | |
4926 break; | |
4927 } | |
4928 } | |
4929 prev = *s; | |
4930 } | |
4931 | |
4932 if (*s) | |
4933 { | |
4934 do /* skip over "ex:", "vi:" or "vim:" */ | |
4935 ++s; | |
4936 while (s[-1] != ':'); | |
4937 | |
4938 s = linecopy = vim_strsave(s); /* copy the line, it will change */ | |
4939 if (linecopy == NULL) | |
4940 return FAIL; | |
4941 | |
4942 save_sourcing_lnum = sourcing_lnum; | |
4943 save_sourcing_name = sourcing_name; | |
4944 sourcing_lnum = lnum; /* prepare for emsg() */ | |
4945 sourcing_name = (char_u *)"modelines"; | |
4946 | |
4947 end = FALSE; | |
4948 while (end == FALSE) | |
4949 { | |
4950 s = skipwhite(s); | |
4951 if (*s == NUL) | |
4952 break; | |
4953 | |
4954 /* | |
4955 * Find end of set command: ':' or end of line. | |
4956 * Skip over "\:", replacing it with ":". | |
4957 */ | |
4958 for (e = s; *e != ':' && *e != NUL; ++e) | |
4959 if (e[0] == '\\' && e[1] == ':') | |
1618 | 4960 STRMOVE(e, e + 1); |
7 | 4961 if (*e == NUL) |
4962 end = TRUE; | |
4963 | |
4964 /* | |
4965 * If there is a "set" command, require a terminating ':' and | |
4966 * ignore the stuff after the ':'. | |
4967 * "vi:set opt opt opt: foo" -- foo not interpreted | |
4968 * "vi:opt opt opt: foo" -- foo interpreted | |
4969 * Accept "se" for compatibility with Elvis. | |
4970 */ | |
4971 if (STRNCMP(s, "set ", (size_t)4) == 0 | |
4972 || STRNCMP(s, "se ", (size_t)3) == 0) | |
4973 { | |
4974 if (*e != ':') /* no terminating ':'? */ | |
4975 break; | |
4976 end = TRUE; | |
4977 s = vim_strchr(s, ' ') + 1; | |
4978 } | |
4979 *e = NUL; /* truncate the set command */ | |
4980 | |
4981 if (*s != NUL) /* skip over an empty "::" */ | |
4982 { | |
4983 #ifdef FEAT_EVAL | |
4984 save_SID = current_SID; | |
4985 current_SID = SID_MODELINE; | |
4986 #endif | |
717 | 4987 retval = do_set(s, OPT_MODELINE | OPT_LOCAL | flags); |
7 | 4988 #ifdef FEAT_EVAL |
4989 current_SID = save_SID; | |
4990 #endif | |
4991 if (retval == FAIL) /* stop if error found */ | |
4992 break; | |
4993 } | |
4994 s = e + 1; /* advance to next part */ | |
4995 } | |
4996 | |
4997 sourcing_lnum = save_sourcing_lnum; | |
4998 sourcing_name = save_sourcing_name; | |
4999 | |
5000 vim_free(linecopy); | |
5001 } | |
5002 return retval; | |
5003 } | |
5004 | |
1559 | 5005 #if defined(FEAT_VIMINFO) || defined(PROTO) |
7 | 5006 int |
5007 read_viminfo_bufferlist(virp, writing) | |
5008 vir_T *virp; | |
5009 int writing; | |
5010 { | |
5011 char_u *tab; | |
5012 linenr_T lnum; | |
5013 colnr_T col; | |
5014 buf_T *buf; | |
5015 char_u *sfname; | |
5016 char_u *xline; | |
5017 | |
5018 /* Handle long line and escaped characters. */ | |
5019 xline = viminfo_readstring(virp, 1, FALSE); | |
5020 | |
5021 /* don't read in if there are files on the command-line or if writing: */ | |
5022 if (xline != NULL && !writing && ARGCOUNT == 0 | |
5023 && find_viminfo_parameter('%') != NULL) | |
5024 { | |
5025 /* Format is: <fname> Tab <lnum> Tab <col>. | |
5026 * Watch out for a Tab in the file name, work from the end. */ | |
5027 lnum = 0; | |
5028 col = 0; | |
5029 tab = vim_strrchr(xline, '\t'); | |
5030 if (tab != NULL) | |
5031 { | |
5032 *tab++ = '\0'; | |
1869 | 5033 col = (colnr_T)atoi((char *)tab); |
7 | 5034 tab = vim_strrchr(xline, '\t'); |
5035 if (tab != NULL) | |
5036 { | |
5037 *tab++ = '\0'; | |
5038 lnum = atol((char *)tab); | |
5039 } | |
5040 } | |
5041 | |
5042 /* Expand "~/" in the file name at "line + 1" to a full path. | |
5043 * Then try shortening it by comparing with the current directory */ | |
5044 expand_env(xline, NameBuff, MAXPATHL); | |
1411 | 5045 sfname = shorten_fname1(NameBuff); |
7 | 5046 |
5047 buf = buflist_new(NameBuff, sfname, (linenr_T)0, BLN_LISTED); | |
5048 if (buf != NULL) /* just in case... */ | |
5049 { | |
5050 buf->b_last_cursor.lnum = lnum; | |
5051 buf->b_last_cursor.col = col; | |
5052 buflist_setfpos(buf, curwin, lnum, col, FALSE); | |
5053 } | |
5054 } | |
5055 vim_free(xline); | |
5056 | |
5057 return viminfo_readline(virp); | |
5058 } | |
5059 | |
5060 void | |
5061 write_viminfo_bufferlist(fp) | |
5062 FILE *fp; | |
5063 { | |
5064 buf_T *buf; | |
5065 #ifdef FEAT_WINDOWS | |
5066 win_T *win; | |
671 | 5067 tabpage_T *tp; |
7 | 5068 #endif |
5069 char_u *line; | |
23 | 5070 int max_buffers; |
7 | 5071 |
5072 if (find_viminfo_parameter('%') == NULL) | |
5073 return; | |
5074 | |
23 | 5075 /* Without a number -1 is returned: do all buffers. */ |
5076 max_buffers = get_viminfo_parameter('%'); | |
5077 | |
7 | 5078 /* Allocate room for the file name, lnum and col. */ |
1869 | 5079 #define LINE_BUF_LEN (MAXPATHL + 40) |
5080 line = alloc(LINE_BUF_LEN); | |
7 | 5081 if (line == NULL) |
5082 return; | |
5083 | |
5084 #ifdef FEAT_WINDOWS | |
671 | 5085 FOR_ALL_TAB_WINDOWS(tp, win) |
7 | 5086 set_last_cursor(win); |
5087 #else | |
5088 set_last_cursor(curwin); | |
5089 #endif | |
5090 | |
5091 fprintf(fp, _("\n# Buffer list:\n")); | |
5092 for (buf = firstbuf; buf != NULL ; buf = buf->b_next) | |
5093 { | |
5094 if (buf->b_fname == NULL | |
5095 || !buf->b_p_bl | |
5096 #ifdef FEAT_QUICKFIX | |
5097 || bt_quickfix(buf) | |
5098 #endif | |
5099 || removable(buf->b_ffname)) | |
5100 continue; | |
5101 | |
23 | 5102 if (max_buffers-- == 0) |
5103 break; | |
7 | 5104 putc('%', fp); |
5105 home_replace(NULL, buf->b_ffname, line, MAXPATHL, TRUE); | |
2280
941ff1cd317a
Add file save counter to undo information. Add undotree() function.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
5106 vim_snprintf_add((char *)line, LINE_BUF_LEN, "\t%ld\t%d", |
7 | 5107 (long)buf->b_last_cursor.lnum, |
5108 buf->b_last_cursor.col); | |
5109 viminfo_writestring(fp, line); | |
5110 } | |
5111 vim_free(line); | |
5112 } | |
5113 #endif | |
5114 | |
5115 | |
5116 /* | |
5117 * Return special buffer name. | |
5118 * Returns NULL when the buffer has a normal file name. | |
5119 */ | |
5120 char * | |
5121 buf_spname(buf) | |
5122 buf_T *buf; | |
5123 { | |
5124 #if defined(FEAT_QUICKFIX) && defined(FEAT_WINDOWS) | |
5125 if (bt_quickfix(buf)) | |
643 | 5126 { |
1561 | 5127 win_T *win = NULL; |
1559 | 5128 tabpage_T *tp; |
643 | 5129 |
5130 /* | |
5131 * For location list window, w_llist_ref points to the location list. | |
5132 * For quickfix window, w_llist_ref is NULL. | |
5133 */ | |
1559 | 5134 FOR_ALL_TAB_WINDOWS(tp, win) |
643 | 5135 if (win->w_buffer == buf) |
1819 | 5136 goto win_found; |
5137 win_found: | |
643 | 5138 if (win != NULL && win->w_llist_ref != NULL) |
2411
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
5139 return _(msg_loclist); |
643 | 5140 else |
2411
68e394361ca3
Add "q" item for 'statusline'. Add w:quickfix_title. (Lech Lorens)
Bram Moolenaar <bram@vim.org>
parents:
2403
diff
changeset
|
5141 return _(msg_qflist); |
643 | 5142 } |
7 | 5143 #endif |
5144 #ifdef FEAT_QUICKFIX | |
5145 /* There is no _file_ when 'buftype' is "nofile", b_sfname | |
5146 * contains the name as specified by the user */ | |
5147 if (bt_nofile(buf)) | |
5148 { | |
5149 if (buf->b_sfname != NULL) | |
5150 return (char *)buf->b_sfname; | |
1764 | 5151 return _("[Scratch]"); |
7 | 5152 } |
5153 #endif | |
5154 if (buf->b_fname == NULL) | |
9 | 5155 return _("[No Name]"); |
7 | 5156 return NULL; |
5157 } | |
5158 | |
5159 | |
5160 #if defined(FEAT_SIGNS) || defined(PROTO) | |
5161 /* | |
5162 * Insert the sign into the signlist. | |
5163 */ | |
5164 static void | |
5165 insert_sign(buf, prev, next, id, lnum, typenr) | |
5166 buf_T *buf; /* buffer to store sign in */ | |
5167 signlist_T *prev; /* previous sign entry */ | |
5168 signlist_T *next; /* next sign entry */ | |
5169 int id; /* sign ID */ | |
5170 linenr_T lnum; /* line number which gets the mark */ | |
5171 int typenr; /* typenr of sign we are adding */ | |
5172 { | |
5173 signlist_T *newsign; | |
5174 | |
5175 newsign = (signlist_T *)lalloc((long_u)sizeof(signlist_T), FALSE); | |
5176 if (newsign != NULL) | |
5177 { | |
5178 newsign->id = id; | |
5179 newsign->lnum = lnum; | |
5180 newsign->typenr = typenr; | |
5181 newsign->next = next; | |
5182 #ifdef FEAT_NETBEANS_INTG | |
5183 newsign->prev = prev; | |
5184 if (next != NULL) | |
5185 next->prev = newsign; | |
5186 #endif | |
5187 | |
5188 if (prev == NULL) | |
5189 { | |
5190 /* When adding first sign need to redraw the windows to create the | |
5191 * column for signs. */ | |
5192 if (buf->b_signlist == NULL) | |
5193 { | |
5194 redraw_buf_later(buf, NOT_VALID); | |
5195 changed_cline_bef_curs(); | |
5196 } | |
5197 | |
5198 /* first sign in signlist */ | |
5199 buf->b_signlist = newsign; | |
5200 } | |
5201 else | |
5202 prev->next = newsign; | |
5203 } | |
5204 } | |
5205 | |
5206 /* | |
5207 * Add the sign into the signlist. Find the right spot to do it though. | |
5208 */ | |
5209 void | |
5210 buf_addsign(buf, id, lnum, typenr) | |
5211 buf_T *buf; /* buffer to store sign in */ | |
5212 int id; /* sign ID */ | |
5213 linenr_T lnum; /* line number which gets the mark */ | |
5214 int typenr; /* typenr of sign we are adding */ | |
5215 { | |
5216 signlist_T *sign; /* a sign in the signlist */ | |
5217 signlist_T *prev; /* the previous sign */ | |
5218 | |
5219 prev = NULL; | |
5220 for (sign = buf->b_signlist; sign != NULL; sign = sign->next) | |
5221 { | |
5222 if (lnum == sign->lnum && id == sign->id) | |
5223 { | |
5224 sign->typenr = typenr; | |
5225 return; | |
5226 } | |
5227 else if ( | |
5228 #ifndef FEAT_NETBEANS_INTG /* keep signs sorted by lnum */ | |
5229 id < 0 && | |
5230 #endif | |
5231 lnum < sign->lnum) | |
5232 { | |
5233 #ifdef FEAT_NETBEANS_INTG /* insert new sign at head of list for this lnum */ | |
5234 /* XXX - GRP: Is this because of sign slide problem? Or is it | |
5235 * really needed? Or is it because we allow multiple signs per | |
5236 * line? If so, should I add that feature to FEAT_SIGNS? | |
5237 */ | |
5238 while (prev != NULL && prev->lnum == lnum) | |
5239 prev = prev->prev; | |
5240 if (prev == NULL) | |
5241 sign = buf->b_signlist; | |
5242 else | |
5243 sign = prev->next; | |
5244 #endif | |
5245 insert_sign(buf, prev, sign, id, lnum, typenr); | |
5246 return; | |
5247 } | |
5248 prev = sign; | |
5249 } | |
5250 #ifdef FEAT_NETBEANS_INTG /* insert new sign at head of list for this lnum */ | |
5251 /* XXX - GRP: See previous comment */ | |
5252 while (prev != NULL && prev->lnum == lnum) | |
5253 prev = prev->prev; | |
5254 if (prev == NULL) | |
5255 sign = buf->b_signlist; | |
5256 else | |
5257 sign = prev->next; | |
5258 #endif | |
5259 insert_sign(buf, prev, sign, id, lnum, typenr); | |
5260 | |
5261 return; | |
5262 } | |
5263 | |
1869 | 5264 linenr_T |
7 | 5265 buf_change_sign_type(buf, markId, typenr) |
5266 buf_T *buf; /* buffer to store sign in */ | |
5267 int markId; /* sign ID */ | |
5268 int typenr; /* typenr of sign we are adding */ | |
5269 { | |
5270 signlist_T *sign; /* a sign in the signlist */ | |
5271 | |
5272 for (sign = buf->b_signlist; sign != NULL; sign = sign->next) | |
5273 { | |
5274 if (sign->id == markId) | |
5275 { | |
5276 sign->typenr = typenr; | |
5277 return sign->lnum; | |
5278 } | |
5279 } | |
5280 | |
1869 | 5281 return (linenr_T)0; |
7 | 5282 } |
5283 | |
1869 | 5284 int |
7 | 5285 buf_getsigntype(buf, lnum, type) |
5286 buf_T *buf; | |
5287 linenr_T lnum; | |
5288 int type; /* SIGN_ICON, SIGN_TEXT, SIGN_ANY, SIGN_LINEHL */ | |
5289 { | |
5290 signlist_T *sign; /* a sign in a b_signlist */ | |
5291 | |
5292 for (sign = buf->b_signlist; sign != NULL; sign = sign->next) | |
5293 if (sign->lnum == lnum | |
5294 && (type == SIGN_ANY | |
5295 # ifdef FEAT_SIGN_ICONS | |
5296 || (type == SIGN_ICON | |
5297 && sign_get_image(sign->typenr) != NULL) | |
5298 # endif | |
5299 || (type == SIGN_TEXT | |
5300 && sign_get_text(sign->typenr) != NULL) | |
5301 || (type == SIGN_LINEHL | |
5302 && sign_get_attr(sign->typenr, TRUE) != 0))) | |
5303 return sign->typenr; | |
5304 return 0; | |
5305 } | |
5306 | |
5307 | |
5308 linenr_T | |
5309 buf_delsign(buf, id) | |
5310 buf_T *buf; /* buffer sign is stored in */ | |
5311 int id; /* sign id */ | |
5312 { | |
5313 signlist_T **lastp; /* pointer to pointer to current sign */ | |
5314 signlist_T *sign; /* a sign in a b_signlist */ | |
5315 signlist_T *next; /* the next sign in a b_signlist */ | |
5316 linenr_T lnum; /* line number whose sign was deleted */ | |
5317 | |
5318 lastp = &buf->b_signlist; | |
5319 lnum = 0; | |
5320 for (sign = buf->b_signlist; sign != NULL; sign = next) | |
5321 { | |
5322 next = sign->next; | |
5323 if (sign->id == id) | |
5324 { | |
5325 *lastp = next; | |
5326 #ifdef FEAT_NETBEANS_INTG | |
5327 if (next != NULL) | |
5328 next->prev = sign->prev; | |
5329 #endif | |
5330 lnum = sign->lnum; | |
5331 vim_free(sign); | |
5332 break; | |
5333 } | |
5334 else | |
5335 lastp = &sign->next; | |
5336 } | |
5337 | |
5338 /* When deleted the last sign need to redraw the windows to remove the | |
5339 * sign column. */ | |
5340 if (buf->b_signlist == NULL) | |
5341 { | |
5342 redraw_buf_later(buf, NOT_VALID); | |
5343 changed_cline_bef_curs(); | |
5344 } | |
5345 | |
5346 return lnum; | |
5347 } | |
5348 | |
5349 | |
5350 /* | |
5351 * Find the line number of the sign with the requested id. If the sign does | |
5352 * not exist, return 0 as the line number. This will still let the correct file | |
5353 * get loaded. | |
5354 */ | |
5355 int | |
5356 buf_findsign(buf, id) | |
5357 buf_T *buf; /* buffer to store sign in */ | |
5358 int id; /* sign ID */ | |
5359 { | |
5360 signlist_T *sign; /* a sign in the signlist */ | |
5361 | |
5362 for (sign = buf->b_signlist; sign != NULL; sign = sign->next) | |
5363 if (sign->id == id) | |
5364 return sign->lnum; | |
5365 | |
5366 return 0; | |
5367 } | |
5368 | |
5369 int | |
5370 buf_findsign_id(buf, lnum) | |
5371 buf_T *buf; /* buffer whose sign we are searching for */ | |
5372 linenr_T lnum; /* line number of sign */ | |
5373 { | |
5374 signlist_T *sign; /* a sign in the signlist */ | |
5375 | |
5376 for (sign = buf->b_signlist; sign != NULL; sign = sign->next) | |
5377 if (sign->lnum == lnum) | |
5378 return sign->id; | |
5379 | |
5380 return 0; | |
5381 } | |
5382 | |
5383 | |
5384 # if defined(FEAT_NETBEANS_INTG) || defined(PROTO) | |
5385 /* see if a given type of sign exists on a specific line */ | |
5386 int | |
5387 buf_findsigntype_id(buf, lnum, typenr) | |
5388 buf_T *buf; /* buffer whose sign we are searching for */ | |
5389 linenr_T lnum; /* line number of sign */ | |
5390 int typenr; /* sign type number */ | |
5391 { | |
5392 signlist_T *sign; /* a sign in the signlist */ | |
5393 | |
5394 for (sign = buf->b_signlist; sign != NULL; sign = sign->next) | |
5395 if (sign->lnum == lnum && sign->typenr == typenr) | |
5396 return sign->id; | |
5397 | |
5398 return 0; | |
5399 } | |
5400 | |
5401 | |
5402 # if defined(FEAT_SIGN_ICONS) || defined(PROTO) | |
5403 /* return the number of icons on the given line */ | |
5404 int | |
5405 buf_signcount(buf, lnum) | |
5406 buf_T *buf; | |
5407 linenr_T lnum; | |
5408 { | |
5409 signlist_T *sign; /* a sign in the signlist */ | |
5410 int count = 0; | |
5411 | |
5412 for (sign = buf->b_signlist; sign != NULL; sign = sign->next) | |
5413 if (sign->lnum == lnum) | |
5414 if (sign_get_image(sign->typenr) != NULL) | |
5415 count++; | |
5416 | |
5417 return count; | |
5418 } | |
5419 # endif /* FEAT_SIGN_ICONS */ | |
5420 # endif /* FEAT_NETBEANS_INTG */ | |
5421 | |
5422 | |
5423 /* | |
5424 * Delete signs in buffer "buf". | |
5425 */ | |
5426 static void | |
5427 buf_delete_signs(buf) | |
5428 buf_T *buf; | |
5429 { | |
5430 signlist_T *next; | |
5431 | |
5432 while (buf->b_signlist != NULL) | |
5433 { | |
5434 next = buf->b_signlist->next; | |
5435 vim_free(buf->b_signlist); | |
5436 buf->b_signlist = next; | |
5437 } | |
5438 } | |
5439 | |
5440 /* | |
5441 * Delete all signs in all buffers. | |
5442 */ | |
5443 void | |
5444 buf_delete_all_signs() | |
5445 { | |
5446 buf_T *buf; /* buffer we are checking for signs */ | |
5447 | |
5448 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
5449 if (buf->b_signlist != NULL) | |
5450 { | |
5451 /* Need to redraw the windows to remove the sign column. */ | |
5452 redraw_buf_later(buf, NOT_VALID); | |
5453 buf_delete_signs(buf); | |
5454 } | |
5455 } | |
5456 | |
5457 /* | |
5458 * List placed signs for "rbuf". If "rbuf" is NULL do it for all buffers. | |
5459 */ | |
5460 void | |
5461 sign_list_placed(rbuf) | |
5462 buf_T *rbuf; | |
5463 { | |
5464 buf_T *buf; | |
5465 signlist_T *p; | |
5466 char lbuf[BUFSIZ]; | |
5467 | |
5468 MSG_PUTS_TITLE(_("\n--- Signs ---")); | |
5469 msg_putchar('\n'); | |
5470 if (rbuf == NULL) | |
5471 buf = firstbuf; | |
5472 else | |
5473 buf = rbuf; | |
5474 while (buf != NULL) | |
5475 { | |
5476 if (buf->b_signlist != NULL) | |
5477 { | |
272 | 5478 vim_snprintf(lbuf, BUFSIZ, _("Signs for %s:"), buf->b_fname); |
7 | 5479 MSG_PUTS_ATTR(lbuf, hl_attr(HLF_D)); |
5480 msg_putchar('\n'); | |
5481 } | |
5482 for (p = buf->b_signlist; p != NULL; p = p->next) | |
5483 { | |
272 | 5484 vim_snprintf(lbuf, BUFSIZ, _(" line=%ld id=%d name=%s"), |
7 | 5485 (long)p->lnum, p->id, sign_typenr2name(p->typenr)); |
5486 MSG_PUTS(lbuf); | |
5487 msg_putchar('\n'); | |
5488 } | |
5489 if (rbuf != NULL) | |
5490 break; | |
5491 buf = buf->b_next; | |
5492 } | |
5493 } | |
5494 | |
5495 /* | |
5496 * Adjust a placed sign for inserted/deleted lines. | |
5497 */ | |
5498 void | |
5499 sign_mark_adjust(line1, line2, amount, amount_after) | |
5500 linenr_T line1; | |
5501 linenr_T line2; | |
5502 long amount; | |
5503 long amount_after; | |
5504 { | |
5505 signlist_T *sign; /* a sign in a b_signlist */ | |
5506 | |
5507 for (sign = curbuf->b_signlist; sign != NULL; sign = sign->next) | |
5508 { | |
5509 if (sign->lnum >= line1 && sign->lnum <= line2) | |
5510 { | |
5511 if (amount == MAXLNUM) | |
5512 sign->lnum = line1; | |
5513 else | |
5514 sign->lnum += amount; | |
5515 } | |
5516 else if (sign->lnum > line2) | |
5517 sign->lnum += amount_after; | |
5518 } | |
5519 } | |
5520 #endif /* FEAT_SIGNS */ | |
5521 | |
5522 /* | |
5523 * Set 'buflisted' for curbuf to "on" and trigger autocommands if it changed. | |
5524 */ | |
5525 void | |
5526 set_buflisted(on) | |
5527 int on; | |
5528 { | |
5529 if (on != curbuf->b_p_bl) | |
5530 { | |
5531 curbuf->b_p_bl = on; | |
5532 #ifdef FEAT_AUTOCMD | |
5533 if (on) | |
5534 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf); | |
5535 else | |
5536 apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf); | |
5537 #endif | |
5538 } | |
5539 } | |
5540 | |
5541 /* | |
5542 * Read the file for "buf" again and check if the contents changed. | |
5543 * Return TRUE if it changed or this could not be checked. | |
5544 */ | |
5545 int | |
5546 buf_contents_changed(buf) | |
5547 buf_T *buf; | |
5548 { | |
5549 buf_T *newbuf; | |
5550 int differ = TRUE; | |
5551 linenr_T lnum; | |
5552 aco_save_T aco; | |
5553 exarg_T ea; | |
5554 | |
5555 /* Allocate a buffer without putting it in the buffer list. */ | |
5556 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); | |
5557 if (newbuf == NULL) | |
5558 return TRUE; | |
5559 | |
5560 /* Force the 'fileencoding' and 'fileformat' to be equal. */ | |
5561 if (prep_exarg(&ea, buf) == FAIL) | |
5562 { | |
5563 wipe_buffer(newbuf, FALSE); | |
5564 return TRUE; | |
5565 } | |
5566 | |
5567 /* set curwin/curbuf to buf and save a few things */ | |
5568 aucmd_prepbuf(&aco, newbuf); | |
5569 | |
625 | 5570 if (ml_open(curbuf) == OK |
7 | 5571 && readfile(buf->b_ffname, buf->b_fname, |
5572 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, | |
5573 &ea, READ_NEW | READ_DUMMY) == OK) | |
5574 { | |
5575 /* compare the two files line by line */ | |
5576 if (buf->b_ml.ml_line_count == curbuf->b_ml.ml_line_count) | |
5577 { | |
5578 differ = FALSE; | |
5579 for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum) | |
5580 if (STRCMP(ml_get_buf(buf, lnum, FALSE), ml_get(lnum)) != 0) | |
5581 { | |
5582 differ = TRUE; | |
5583 break; | |
5584 } | |
5585 } | |
5586 } | |
5587 vim_free(ea.cmd); | |
5588 | |
5589 /* restore curwin/curbuf and a few other things */ | |
5590 aucmd_restbuf(&aco); | |
5591 | |
5592 if (curbuf != newbuf) /* safety check */ | |
5593 wipe_buffer(newbuf, FALSE); | |
5594 | |
5595 return differ; | |
5596 } | |
5597 | |
5598 /* | |
5599 * Wipe out a buffer and decrement the last buffer number if it was used for | |
5600 * this buffer. Call this to wipe out a temp buffer that does not contain any | |
5601 * marks. | |
5602 */ | |
5603 void | |
5604 wipe_buffer(buf, aucmd) | |
5605 buf_T *buf; | |
1876 | 5606 int aucmd UNUSED; /* When TRUE trigger autocommands. */ |
7 | 5607 { |
5608 if (buf->b_fnum == top_file_num - 1) | |
5609 --top_file_num; | |
5610 | |
5611 #ifdef FEAT_AUTOCMD | |
5612 if (!aucmd) /* Don't trigger BufDelete autocommands here. */ | |
1410 | 5613 block_autocmds(); |
7 | 5614 #endif |
5615 close_buffer(NULL, buf, DOBUF_WIPE); | |
5616 #ifdef FEAT_AUTOCMD | |
5617 if (!aucmd) | |
1410 | 5618 unblock_autocmds(); |
7 | 5619 #endif |
5620 } |