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[MacVim.git] / src / quickfix.c
blob9259c4318be971e938f1c46c83129292cd881fe4
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 * quickfix.c: functions for quickfix mode, using a file with error messages
12 */
13
14 #include "vim.h"
15
16 #if defined(FEAT_QUICKFIX) || defined(PROTO)
17
18 struct dir_stack_T
19 {
20 struct dir_stack_T *next;
21 char_u *dirname;
22 };
23
24 static struct dir_stack_T *dir_stack = NULL;
25
26 /*
27 * For each error the next struct is allocated and linked in a list.
28 */
29 typedef struct qfline_S qfline_T;
30 struct qfline_S
31 {
32 qfline_T *qf_next; /* pointer to next error in the list */
33 qfline_T *qf_prev; /* pointer to previous error in the list */
34 linenr_T qf_lnum; /* line number where the error occurred */
35 int qf_fnum; /* file number for the line */
36 int qf_col; /* column where the error occurred */
37 int qf_nr; /* error number */
38 char_u *qf_pattern; /* search pattern for the error */
39 char_u *qf_text; /* description of the error */
40 char_u qf_viscol; /* set to TRUE if qf_col is screen column */
41 char_u qf_cleared; /* set to TRUE if line has been deleted */
42 char_u qf_type; /* type of the error (mostly 'E'); 1 for
43 :helpgrep */
44 char_u qf_valid; /* valid error message detected */
45 };
46
47 /*
48 * There is a stack of error lists.
49 */
50 #define LISTCOUNT 10
51
52 typedef struct qf_list_S
53 {
54 qfline_T *qf_start; /* pointer to the first error */
55 qfline_T *qf_ptr; /* pointer to the current error */
56 int qf_count; /* number of errors (0 means no error list) */
57 int qf_index; /* current index in the error list */
58 int qf_nonevalid; /* TRUE if not a single valid entry found */
59 } qf_list_T;
60
61 struct qf_info_S
62 {
63 /*
64 * Count of references to this list. Used only for location lists.
65 * When a location list window reference this list, qf_refcount
66 * will be 2. Otherwise, qf_refcount will be 1. When qf_refcount
67 * reaches 0, the list is freed.
68 */
69 int qf_refcount;
70 int qf_listcount; /* current number of lists */
71 int qf_curlist; /* current error list */
72 qf_list_T qf_lists[LISTCOUNT];
73 };
74
75 static qf_info_T ql_info; /* global quickfix list */
76
77 #define FMT_PATTERNS 10 /* maximum number of % recognized */
78
79 /*
80 * Structure used to hold the info of one part of 'errorformat'
81 */
82 typedef struct efm_S efm_T;
83 struct efm_S
84 {
85 regprog_T *prog; /* pre-formatted part of 'errorformat' */
86 efm_T *next; /* pointer to next (NULL if last) */
87 char_u addr[FMT_PATTERNS]; /* indices of used % patterns */
88 char_u prefix; /* prefix of this format line: */
89 /* 'D' enter directory */
90 /* 'X' leave directory */
91 /* 'A' start of multi-line message */
92 /* 'E' error message */
93 /* 'W' warning message */
94 /* 'I' informational message */
95 /* 'C' continuation line */
96 /* 'Z' end of multi-line message */
97 /* 'G' general, unspecific message */
98 /* 'P' push file (partial) message */
99 /* 'Q' pop/quit file (partial) message */
100 /* 'O' overread (partial) message */
101 char_u flags; /* additional flags given in prefix */
102 /* '-' do not include this line */
103 /* '+' include whole line in message */
104 int conthere; /* %> used */
105 };
106
107 static int qf_init_ext __ARGS((qf_info_T *qi, char_u *efile, buf_T *buf, typval_T *tv, char_u *errorformat, int newlist, linenr_T lnumfirst, linenr_T lnumlast));
108 static void qf_new_list __ARGS((qf_info_T *qi));
109 static void ll_free_all __ARGS((qf_info_T **pqi));
110 static int qf_add_entry __ARGS((qf_info_T *qi, qfline_T **prevp, char_u *dir, char_u *fname, int bufnum, char_u *mesg, long lnum, int col, int vis_col, char_u *pattern, int nr, int type, int valid));
111 static qf_info_T *ll_new_list __ARGS((void));
112 static void qf_msg __ARGS((qf_info_T *qi));
113 static void qf_free __ARGS((qf_info_T *qi, int idx));
114 static char_u *qf_types __ARGS((int, int));
115 static int qf_get_fnum __ARGS((char_u *, char_u *));
116 static char_u *qf_push_dir __ARGS((char_u *, struct dir_stack_T **));
117 static char_u *qf_pop_dir __ARGS((struct dir_stack_T **));
118 static char_u *qf_guess_filepath __ARGS((char_u *));
119 static void qf_fmt_text __ARGS((char_u *text, char_u *buf, int bufsize));
120 static void qf_clean_dir_stack __ARGS((struct dir_stack_T **));
121 #ifdef FEAT_WINDOWS
122 static int qf_win_pos_update __ARGS((qf_info_T *qi, int old_qf_index));
123 static int is_qf_win __ARGS((win_T *win, qf_info_T *qi));
124 static win_T *qf_find_win __ARGS((qf_info_T *qi));
125 static buf_T *qf_find_buf __ARGS((qf_info_T *qi));
126 static void qf_update_buffer __ARGS((qf_info_T *qi));
127 static void qf_fill_buffer __ARGS((qf_info_T *qi));
128 #endif
129 static char_u *get_mef_name __ARGS((void));
130 static buf_T *load_dummy_buffer __ARGS((char_u *fname));
131 static void wipe_dummy_buffer __ARGS((buf_T *buf));
132 static void unload_dummy_buffer __ARGS((buf_T *buf));
133 static qf_info_T *ll_get_or_alloc_list __ARGS((win_T *));
134
135 /* Quickfix window check helper macro */
136 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL)
137 /* Location list window check helper macro */
138 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL)
139 /*
140 * Return location list for window 'wp'
141 * For location list window, return the referenced location list
142 */
143 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist)
144
145 /*
146 * Read the errorfile "efile" into memory, line by line, building the error
147 * list.
148 * Return -1 for error, number of errors for success.
149 */
150 int
151 qf_init(wp, efile, errorformat, newlist)
152 win_T *wp;
153 char_u *efile;
154 char_u *errorformat;
155 int newlist; /* TRUE: start a new error list */
156 {
157 qf_info_T *qi = &ql_info;
158
159 if (efile == NULL)
160 return FAIL;
161
162 if (wp != NULL)
163 {
164 qi = ll_get_or_alloc_list(wp);
165 if (qi == NULL)
166 return FAIL;
167 }
168
169 return qf_init_ext(qi, efile, curbuf, NULL, errorformat, newlist,
170 (linenr_T)0, (linenr_T)0);
171 }
172
173 /*
174 * Read the errorfile "efile" into memory, line by line, building the error
175 * list.
176 * Alternative: when "efile" is null read errors from buffer "buf".
177 * Always use 'errorformat' from "buf" if there is a local value.
178 * Then lnumfirst and lnumlast specify the range of lines to use.
179 * Return -1 for error, number of errors for success.
180 */
181 static int
182 qf_init_ext(qi, efile, buf, tv, errorformat, newlist, lnumfirst, lnumlast)
183 qf_info_T *qi;
184 char_u *efile;
185 buf_T *buf;
186 typval_T *tv;
187 char_u *errorformat;
188 int newlist; /* TRUE: start a new error list */
189 linenr_T lnumfirst; /* first line number to use */
190 linenr_T lnumlast; /* last line number to use */
191 {
192 char_u *namebuf;
193 char_u *errmsg;
194 char_u *pattern;
195 char_u *fmtstr = NULL;
196 int col = 0;
197 char_u use_viscol = FALSE;
198 int type = 0;
199 int valid;
200 linenr_T buflnum = lnumfirst;
201 long lnum = 0L;
202 int enr = 0;
203 FILE *fd = NULL;
204 qfline_T *qfprev = NULL; /* init to make SASC shut up */
205 char_u *efmp;
206 efm_T *fmt_first = NULL;
207 efm_T *fmt_last = NULL;
208 efm_T *fmt_ptr;
209 efm_T *fmt_start = NULL;
210 char_u *efm;
211 char_u *ptr;
212 char_u *srcptr;
213 int len;
214 int i;
215 int round;
216 int idx = 0;
217 int multiline = FALSE;
218 int multiignore = FALSE;
219 int multiscan = FALSE;
220 int retval = -1; /* default: return error flag */
221 char_u *directory = NULL;
222 char_u *currfile = NULL;
223 char_u *tail = NULL;
224 char_u *p_str = NULL;
225 listitem_T *p_li = NULL;
226 struct dir_stack_T *file_stack = NULL;
227 regmatch_T regmatch;
228 static struct fmtpattern
229 {
230 char_u convchar;
231 char *pattern;
232 } fmt_pat[FMT_PATTERNS] =
233 {
234 {'f', ".\\+"}, /* only used when at end */
235 {'n', "\\d\\+"},
236 {'l', "\\d\\+"},
237 {'c', "\\d\\+"},
238 {'t', "."},
239 {'m', ".\\+"},
240 {'r', ".*"},
241 {'p', "[- .]*"},
242 {'v', "\\d\\+"},
243 {'s', ".\\+"}
244 };
245
246 namebuf = alloc(CMDBUFFSIZE + 1);
247 errmsg = alloc(CMDBUFFSIZE + 1);
248 pattern = alloc(CMDBUFFSIZE + 1);
249 if (namebuf == NULL || errmsg == NULL || pattern == NULL)
250 goto qf_init_end;
251
252 if (efile != NULL && (fd = mch_fopen((char *)efile, "r")) == NULL)
253 {
254 EMSG2(_(e_openerrf), efile);
255 goto qf_init_end;
256 }
257
258 if (newlist || qi->qf_curlist == qi->qf_listcount)
259 /* make place for a new list */
260 qf_new_list(qi);
261 else if (qi->qf_lists[qi->qf_curlist].qf_count > 0)
262 /* Adding to existing list, find last entry. */
263 for (qfprev = qi->qf_lists[qi->qf_curlist].qf_start;
264 qfprev->qf_next != qfprev; qfprev = qfprev->qf_next)
265 ;
266
267 /*
268 * Each part of the format string is copied and modified from errorformat to
269 * regex prog. Only a few % characters are allowed.
270 */
271 /* Use the local value of 'errorformat' if it's set. */
272 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL)
273 efm = buf->b_p_efm;
274 else
275 efm = errorformat;
276 /*
277 * Get some space to modify the format string into.
278 */
279 i = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2);
280 for (round = FMT_PATTERNS; round > 0; )
281 i += (int)STRLEN(fmt_pat[--round].pattern);
282 #ifdef COLON_IN_FILENAME
283 i += 12; /* "%f" can become twelve chars longer */
284 #else
285 i += 2; /* "%f" can become two chars longer */
286 #endif
287 if ((fmtstr = alloc(i)) == NULL)
288 goto error2;
289
290 while (efm[0] != NUL)
291 {
292 /*
293 * Allocate a new eformat structure and put it at the end of the list
294 */
295 fmt_ptr = (efm_T *)alloc_clear((unsigned)sizeof(efm_T));
296 if (fmt_ptr == NULL)
297 goto error2;
298 if (fmt_first == NULL) /* first one */
299 fmt_first = fmt_ptr;
300 else
301 fmt_last->next = fmt_ptr;
302 fmt_last = fmt_ptr;
303
304 /*
305 * Isolate one part in the 'errorformat' option
306 */
307 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len)
308 if (efm[len] == '\\' && efm[len + 1] != NUL)
309 ++len;
310
311 /*
312 * Build regexp pattern from current 'errorformat' option
313 */
314 ptr = fmtstr;
315 *ptr++ = '^';
316 round = 0;
317 for (efmp = efm; efmp < efm + len; ++efmp)
318 {
319 if (*efmp == '%')
320 {
321 ++efmp;
322 for (idx = 0; idx < FMT_PATTERNS; ++idx)
323 if (fmt_pat[idx].convchar == *efmp)
324 break;
325 if (idx < FMT_PATTERNS)
326 {
327 if (fmt_ptr->addr[idx])
328 {
329 sprintf((char *)errmsg,
330 _("E372: Too many %%%c in format string"), *efmp);
331 EMSG(errmsg);
332 goto error2;
333 }
334 if ((idx
335 && idx < 6
336 && vim_strchr((char_u *)"DXOPQ",
337 fmt_ptr->prefix) != NULL)
338 || (idx == 6
339 && vim_strchr((char_u *)"OPQ",
340 fmt_ptr->prefix) == NULL))
341 {
342 sprintf((char *)errmsg,
343 _("E373: Unexpected %%%c in format string"), *efmp);
344 EMSG(errmsg);
345 goto error2;
346 }
347 fmt_ptr->addr[idx] = (char_u)++round;
348 *ptr++ = '\\';
349 *ptr++ = '(';
350 #ifdef BACKSLASH_IN_FILENAME
351 if (*efmp == 'f')
352 {
353 /* Also match "c:" in the file name, even when
354 * checking for a colon next: "%f:".
355 * "\%(\a:\)\=" */
356 STRCPY(ptr, "\\%(\\a:\\)\\=");
357 ptr += 10;
358 }
359 #endif
360 if (*efmp == 'f' && efmp[1] != NUL)
361 {
362 if (efmp[1] != '\\' && efmp[1] != '%')
363 {
364 /* A file name may contain spaces, but this isn't
365 * in "\f". For "%f:%l:%m" there may be a ":" in
366 * the file name. Use ".\{-1,}x" instead (x is
367 * the next character), the requirement that :999:
368 * follows should work. */
369 STRCPY(ptr, ".\\{-1,}");
370 ptr += 7;
371 }
372 else
373 {
374 /* File name followed by '\\' or '%': include as
375 * many file name chars as possible. */
376 STRCPY(ptr, "\\f\\+");
377 ptr += 4;
378 }
379 }
380 else
381 {
382 srcptr = (char_u *)fmt_pat[idx].pattern;
383 while ((*ptr = *srcptr++) != NUL)
384 ++ptr;
385 }
386 *ptr++ = '\\';
387 *ptr++ = ')';
388 }
389 else if (*efmp == '*')
390 {
391 if (*++efmp == '[' || *efmp == '\\')
392 {
393 if ((*ptr++ = *efmp) == '[') /* %*[^a-z0-9] etc. */
394 {
395 if (efmp[1] == '^')
396 *ptr++ = *++efmp;
397 if (efmp < efm + len)
398 {
399 *ptr++ = *++efmp; /* could be ']' */
400 while (efmp < efm + len
401 && (*ptr++ = *++efmp) != ']')
402 /* skip */;
403 if (efmp == efm + len)
404 {
405 EMSG(_("E374: Missing ] in format string"));
406 goto error2;
407 }
408 }
409 }
410 else if (efmp < efm + len) /* %*\D, %*\s etc. */
411 *ptr++ = *++efmp;
412 *ptr++ = '\\';
413 *ptr++ = '+';
414 }
415 else
416 {
417 /* TODO: scanf()-like: %*ud, %*3c, %*f, ... ? */
418 sprintf((char *)errmsg,
419 _("E375: Unsupported %%%c in format string"), *efmp);
420 EMSG(errmsg);
421 goto error2;
422 }
423 }
424 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL)
425 *ptr++ = *efmp; /* regexp magic characters */
426 else if (*efmp == '#')
427 *ptr++ = '*';
428 else if (*efmp == '>')
429 fmt_ptr->conthere = TRUE;
430 else if (efmp == efm + 1) /* analyse prefix */
431 {
432 if (vim_strchr((char_u *)"+-", *efmp) != NULL)
433 fmt_ptr->flags = *efmp++;
434 if (vim_strchr((char_u *)"DXAEWICZGOPQ", *efmp) != NULL)
435 fmt_ptr->prefix = *efmp;
436 else
437 {
438 sprintf((char *)errmsg,
439 _("E376: Invalid %%%c in format string prefix"), *efmp);
440 EMSG(errmsg);
441 goto error2;
442 }
443 }
444 else
445 {
446 sprintf((char *)errmsg,
447 _("E377: Invalid %%%c in format string"), *efmp);
448 EMSG(errmsg);
449 goto error2;
450 }
451 }
452 else /* copy normal character */
453 {
454 if (*efmp == '\\' && efmp + 1 < efm + len)
455 ++efmp;
456 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL)
457 *ptr++ = '\\'; /* escape regexp atoms */
458 if (*efmp)
459 *ptr++ = *efmp;
460 }
461 }
462 *ptr++ = '$';
463 *ptr = NUL;
464 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL)
465 goto error2;
466 /*
467 * Advance to next part
468 */
469 efm = skip_to_option_part(efm + len); /* skip comma and spaces */
470 }
471 if (fmt_first == NULL) /* nothing found */
472 {
473 EMSG(_("E378: 'errorformat' contains no pattern"));
474 goto error2;
475 }
476
477 /*
478 * got_int is reset here, because it was probably set when killing the
479 * ":make" command, but we still want to read the errorfile then.
480 */
481 got_int = FALSE;
482
483 /* Always ignore case when looking for a matching error. */
484 regmatch.rm_ic = TRUE;
485
486 if (tv != NULL)
487 {
488 if (tv->v_type == VAR_STRING)
489 p_str = tv->vval.v_string;
490 else if (tv->v_type == VAR_LIST)
491 p_li = tv->vval.v_list->lv_first;
492 }
493
494 /*
495 * Read the lines in the error file one by one.
496 * Try to recognize one of the error formats in each line.
497 */
498 while (!got_int)
499 {
500 /* Get the next line. */
501 if (fd == NULL)
502 {
503 if (tv != NULL)
504 {
505 if (tv->v_type == VAR_STRING)
506 {
507 /* Get the next line from the supplied string */
508 char_u *p;
509
510 if (!*p_str) /* Reached the end of the string */
511 break;
512
513 p = vim_strchr(p_str, '\n');
514 if (p)
515 len = (int)(p - p_str + 1);
516 else
517 len = (int)STRLEN(p_str);
518
519 if (len > CMDBUFFSIZE - 2)
520 vim_strncpy(IObuff, p_str, CMDBUFFSIZE - 2);
521 else
522 vim_strncpy(IObuff, p_str, len);
523
524 p_str += len;
525 }
526 else if (tv->v_type == VAR_LIST)
527 {
528 /* Get the next line from the supplied list */
529 while (p_li && p_li->li_tv.v_type != VAR_STRING)
530 p_li = p_li->li_next; /* Skip non-string items */
531
532 if (!p_li) /* End of the list */
533 break;
534
535 len = (int)STRLEN(p_li->li_tv.vval.v_string);
536 if (len > CMDBUFFSIZE - 2)
537 len = CMDBUFFSIZE - 2;
538
539 vim_strncpy(IObuff, p_li->li_tv.vval.v_string, len);
540
541 p_li = p_li->li_next; /* next item */
542 }
543 }
544 else
545 {
546 /* Get the next line from the supplied buffer */
547 if (buflnum > lnumlast)
548 break;
549 vim_strncpy(IObuff, ml_get_buf(buf, buflnum++, FALSE),
550 CMDBUFFSIZE - 2);
551 }
552 }
553 else if (fgets((char *)IObuff, CMDBUFFSIZE - 2, fd) == NULL)
554 break;
555
556 IObuff[CMDBUFFSIZE - 2] = NUL; /* for very long lines */
557 if ((efmp = vim_strrchr(IObuff, '\n')) != NULL)
558 *efmp = NUL;
559 #ifdef USE_CRNL
560 if ((efmp = vim_strrchr(IObuff, '\r')) != NULL)
561 *efmp = NUL;
562 #endif
563
564 /* If there was no %> item start at the first pattern */
565 if (fmt_start == NULL)
566 fmt_ptr = fmt_first;
567 else
568 {
569 fmt_ptr = fmt_start;
570 fmt_start = NULL;
571 }
572
573 /*
574 * Try to match each part of 'errorformat' until we find a complete
575 * match or no match.
576 */
577 valid = TRUE;
578 restofline:
579 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next)
580 {
581 idx = fmt_ptr->prefix;
582 if (multiscan && vim_strchr((char_u *)"OPQ", idx) == NULL)
583 continue;
584 namebuf[0] = NUL;
585 pattern[0] = NUL;
586 if (!multiscan)
587 errmsg[0] = NUL;
588 lnum = 0;
589 col = 0;
590 use_viscol = FALSE;
591 enr = -1;
592 type = 0;
593 tail = NULL;
594
595 regmatch.regprog = fmt_ptr->prog;
596 if (vim_regexec(&regmatch, IObuff, (colnr_T)0))
597 {
598 if ((idx == 'C' || idx == 'Z') && !multiline)
599 continue;
600 if (vim_strchr((char_u *)"EWI", idx) != NULL)
601 type = idx;
602 else
603 type = 0;
604 /*
605 * Extract error message data from matched line.
606 * We check for an actual submatch, because "\[" and "\]" in
607 * the 'errorformat' may cause the wrong submatch to be used.
608 */
609 if ((i = (int)fmt_ptr->addr[0]) > 0) /* %f */
610 {
611 int c;
612
613 if (regmatch.startp[i] == NULL || regmatch.endp[i] == NULL)
614 continue;
615
616 /* Expand ~/file and $HOME/file to full path. */
617 c = *regmatch.endp[i];
618 *regmatch.endp[i] = NUL;
619 expand_env(regmatch.startp[i], namebuf, CMDBUFFSIZE);
620 *regmatch.endp[i] = c;
621
622 if (vim_strchr((char_u *)"OPQ", idx) != NULL
623 && mch_getperm(namebuf) == -1)
624 continue;
625 }
626 if ((i = (int)fmt_ptr->addr[1]) > 0) /* %n */
627 {
628 if (regmatch.startp[i] == NULL)
629 continue;
630 enr = (int)atol((char *)regmatch.startp[i]);
631 }
632 if ((i = (int)fmt_ptr->addr[2]) > 0) /* %l */
633 {
634 if (regmatch.startp[i] == NULL)
635 continue;
636 lnum = atol((char *)regmatch.startp[i]);
637 }
638 if ((i = (int)fmt_ptr->addr[3]) > 0) /* %c */
639 {
640 if (regmatch.startp[i] == NULL)
641 continue;
642 col = (int)atol((char *)regmatch.startp[i]);
643 }
644 if ((i = (int)fmt_ptr->addr[4]) > 0) /* %t */
645 {
646 if (regmatch.startp[i] == NULL)
647 continue;
648 type = *regmatch.startp[i];
649 }
650 if (fmt_ptr->flags == '+' && !multiscan) /* %+ */
651 STRCPY(errmsg, IObuff);
652 else if ((i = (int)fmt_ptr->addr[5]) > 0) /* %m */
653 {
654 if (regmatch.startp[i] == NULL || regmatch.endp[i] == NULL)
655 continue;
656 len = (int)(regmatch.endp[i] - regmatch.startp[i]);
657 vim_strncpy(errmsg, regmatch.startp[i], len);
658 }
659 if ((i = (int)fmt_ptr->addr[6]) > 0) /* %r */
660 {
661 if (regmatch.startp[i] == NULL)
662 continue;
663 tail = regmatch.startp[i];
664 }
665 if ((i = (int)fmt_ptr->addr[7]) > 0) /* %p */
666 {
667 if (regmatch.startp[i] == NULL || regmatch.endp[i] == NULL)
668 continue;
669 col = (int)(regmatch.endp[i] - regmatch.startp[i] + 1);
670 if (*((char_u *)regmatch.startp[i]) != TAB)
671 use_viscol = TRUE;
672 }
673 if ((i = (int)fmt_ptr->addr[8]) > 0) /* %v */
674 {
675 if (regmatch.startp[i] == NULL)
676 continue;
677 col = (int)atol((char *)regmatch.startp[i]);
678 use_viscol = TRUE;
679 }
680 if ((i = (int)fmt_ptr->addr[9]) > 0) /* %s */
681 {
682 if (regmatch.startp[i] == NULL || regmatch.endp[i] == NULL)
683 continue;
684 len = (int)(regmatch.endp[i] - regmatch.startp[i]);
685 if (len > CMDBUFFSIZE - 5)
686 len = CMDBUFFSIZE - 5;
687 STRCPY(pattern, "^\\V");
688 STRNCAT(pattern, regmatch.startp[i], len);
689 pattern[len + 3] = '\\';
690 pattern[len + 4] = '$';
691 pattern[len + 5] = NUL;
692 }
693 break;
694 }
695 }
696 multiscan = FALSE;
697
698 if (fmt_ptr == NULL || idx == 'D' || idx == 'X')
699 {
700 if (fmt_ptr != NULL)
701 {
702 if (idx == 'D') /* enter directory */
703 {
704 if (*namebuf == NUL)
705 {
706 EMSG(_("E379: Missing or empty directory name"));
707 goto error2;
708 }
709 if ((directory = qf_push_dir(namebuf, &dir_stack)) == NULL)
710 goto error2;
711 }
712 else if (idx == 'X') /* leave directory */
713 directory = qf_pop_dir(&dir_stack);
714 }
715 namebuf[0] = NUL; /* no match found, remove file name */
716 lnum = 0; /* don't jump to this line */
717 valid = FALSE;
718 STRCPY(errmsg, IObuff); /* copy whole line to error message */
719 if (fmt_ptr == NULL)
720 multiline = multiignore = FALSE;
721 }
722 else if (fmt_ptr != NULL)
723 {
724 /* honor %> item */
725 if (fmt_ptr->conthere)
726 fmt_start = fmt_ptr;
727
728 if (vim_strchr((char_u *)"AEWI", idx) != NULL)
729 multiline = TRUE; /* start of a multi-line message */
730 else if (vim_strchr((char_u *)"CZ", idx) != NULL)
731 { /* continuation of multi-line msg */
732 if (qfprev == NULL)
733 goto error2;
734 if (*errmsg && !multiignore)
735 {
736 len = (int)STRLEN(qfprev->qf_text);
737 if ((ptr = alloc((unsigned)(len + STRLEN(errmsg) + 2)))
738 == NULL)
739 goto error2;
740 STRCPY(ptr, qfprev->qf_text);
741 vim_free(qfprev->qf_text);
742 qfprev->qf_text = ptr;
743 *(ptr += len) = '\n';
744 STRCPY(++ptr, errmsg);
745 }
746 if (qfprev->qf_nr == -1)
747 qfprev->qf_nr = enr;
748 if (vim_isprintc(type) && !qfprev->qf_type)
749 qfprev->qf_type = type; /* only printable chars allowed */
750 if (!qfprev->qf_lnum)
751 qfprev->qf_lnum = lnum;
752 if (!qfprev->qf_col)
753 qfprev->qf_col = col;
754 qfprev->qf_viscol = use_viscol;
755 if (!qfprev->qf_fnum)
756 qfprev->qf_fnum = qf_get_fnum(directory,
757 *namebuf || directory ? namebuf
758 : currfile && valid ? currfile : 0);
759 if (idx == 'Z')
760 multiline = multiignore = FALSE;
761 line_breakcheck();
762 continue;
763 }
764 else if (vim_strchr((char_u *)"OPQ", idx) != NULL)
765 {
766 /* global file names */
767 valid = FALSE;
768 if (*namebuf == NUL || mch_getperm(namebuf) >= 0)
769 {
770 if (*namebuf && idx == 'P')
771 currfile = qf_push_dir(namebuf, &file_stack);
772 else if (idx == 'Q')
773 currfile = qf_pop_dir(&file_stack);
774 *namebuf = NUL;
775 if (tail && *tail)
776 {
777 STRCPY(IObuff, skipwhite(tail));
778 multiscan = TRUE;
779 goto restofline;
780 }
781 }
782 }
783 if (fmt_ptr->flags == '-') /* generally exclude this line */
784 {
785 if (multiline)
786 multiignore = TRUE; /* also exclude continuation lines */
787 continue;
788 }
789 }
790
791 if (qf_add_entry(qi, &qfprev,
792 directory,
793 (*namebuf || directory)
794 ? namebuf
795 : ((currfile && valid) ? currfile : (char_u *)NULL),
796 0,
797 errmsg,
798 lnum,
799 col,
800 use_viscol,
801 pattern,
802 enr,
803 type,
804 valid) == FAIL)
805 goto error2;
806 line_breakcheck();
807 }
808 if (fd == NULL || !ferror(fd))
809 {
810 if (qi->qf_lists[qi->qf_curlist].qf_index == 0)
811 {
812 /* no valid entry found */
813 qi->qf_lists[qi->qf_curlist].qf_ptr =
814 qi->qf_lists[qi->qf_curlist].qf_start;
815 qi->qf_lists[qi->qf_curlist].qf_index = 1;
816 qi->qf_lists[qi->qf_curlist].qf_nonevalid = TRUE;
817 }
818 else
819 {
820 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE;
821 if (qi->qf_lists[qi->qf_curlist].qf_ptr == NULL)
822 qi->qf_lists[qi->qf_curlist].qf_ptr =
823 qi->qf_lists[qi->qf_curlist].qf_start;
824 }
825 /* return number of matches */
826 retval = qi->qf_lists[qi->qf_curlist].qf_count;
827 goto qf_init_ok;
828 }
829 EMSG(_(e_readerrf));
830 error2:
831 qf_free(qi, qi->qf_curlist);
832 qi->qf_listcount--;
833 if (qi->qf_curlist > 0)
834 --qi->qf_curlist;
835 qf_init_ok:
836 if (fd != NULL)
837 fclose(fd);
838 for (fmt_ptr = fmt_first; fmt_ptr != NULL; fmt_ptr = fmt_first)
839 {
840 fmt_first = fmt_ptr->next;
841 vim_free(fmt_ptr->prog);
842 vim_free(fmt_ptr);
843 }
844 qf_clean_dir_stack(&dir_stack);
845 qf_clean_dir_stack(&file_stack);
846 qf_init_end:
847 vim_free(namebuf);
848 vim_free(errmsg);
849 vim_free(pattern);
850 vim_free(fmtstr);
851
852 #ifdef FEAT_WINDOWS
853 qf_update_buffer(qi);
854 #endif
855
856 return retval;
857 }
858
859 /*
860 * Prepare for adding a new quickfix list.
861 */
862 static void
863 qf_new_list(qi)
864 qf_info_T *qi;
865 {
866 int i;
867
868 /*
869 * If the current entry is not the last entry, delete entries below
870 * the current entry. This makes it possible to browse in a tree-like
871 * way with ":grep'.
872 */
873 while (qi->qf_listcount > qi->qf_curlist + 1)
874 qf_free(qi, --qi->qf_listcount);
875
876 /*
877 * When the stack is full, remove to oldest entry
878 * Otherwise, add a new entry.
879 */
880 if (qi->qf_listcount == LISTCOUNT)
881 {
882 qf_free(qi, 0);
883 for (i = 1; i < LISTCOUNT; ++i)
884 qi->qf_lists[i - 1] = qi->qf_lists[i];
885 qi->qf_curlist = LISTCOUNT - 1;
886 }
887 else
888 qi->qf_curlist = qi->qf_listcount++;
889 qi->qf_lists[qi->qf_curlist].qf_index = 0;
890 qi->qf_lists[qi->qf_curlist].qf_count = 0;
891 }
892
893 /*
894 * Free a location list
895 */
896 static void
897 ll_free_all(pqi)
898 qf_info_T **pqi;
899 {
900 int i;
901 qf_info_T *qi;
902
903 qi = *pqi;
904 if (qi == NULL)
905 return;
906 *pqi = NULL; /* Remove reference to this list */
907
908 qi->qf_refcount--;
909 if (qi->qf_refcount < 1)
910 {
911 /* No references to this location list */
912 for (i = 0; i < qi->qf_listcount; ++i)
913 qf_free(qi, i);
914 vim_free(qi);
915 }
916 }
917
918 void
919 qf_free_all(wp)
920 win_T *wp;
921 {
922 int i;
923 qf_info_T *qi = &ql_info;
924
925 if (wp != NULL)
926 {
927 /* location list */
928 ll_free_all(&wp->w_llist);
929 ll_free_all(&wp->w_llist_ref);
930 }
931 else
932 /* quickfix list */
933 for (i = 0; i < qi->qf_listcount; ++i)
934 qf_free(qi, i);
935 }
936
937 /*
938 * Add an entry to the end of the list of errors.
939 * Returns OK or FAIL.
940 */
941 static int
942 qf_add_entry(qi, prevp, dir, fname, bufnum, mesg, lnum, col, vis_col, pattern,
943 nr, type, valid)
944 qf_info_T *qi; /* quickfix list */
945 qfline_T **prevp; /* pointer to previously added entry or NULL */
946 char_u *dir; /* optional directory name */
947 char_u *fname; /* file name or NULL */
948 int bufnum; /* buffer number or zero */
949 char_u *mesg; /* message */
950 long lnum; /* line number */
951 int col; /* column */
952 int vis_col; /* using visual column */
953 char_u *pattern; /* search pattern */
954 int nr; /* error number */
955 int type; /* type character */
956 int valid; /* valid entry */
957 {
958 qfline_T *qfp;
959
960 if ((qfp = (qfline_T *)alloc((unsigned)sizeof(qfline_T))) == NULL)
961 return FAIL;
962 if (bufnum != 0)
963 qfp->qf_fnum = bufnum;
964 else
965 qfp->qf_fnum = qf_get_fnum(dir, fname);
966 if ((qfp->qf_text = vim_strsave(mesg)) == NULL)
967 {
968 vim_free(qfp);
969 return FAIL;
970 }
971 qfp->qf_lnum = lnum;
972 qfp->qf_col = col;
973 qfp->qf_viscol = vis_col;
974 if (pattern == NULL || *pattern == NUL)
975 qfp->qf_pattern = NULL;
976 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL)
977 {
978 vim_free(qfp->qf_text);
979 vim_free(qfp);
980 return FAIL;
981 }
982 qfp->qf_nr = nr;
983 if (type != 1 && !vim_isprintc(type)) /* only printable chars allowed */
984 type = 0;
985 qfp->qf_type = type;
986 qfp->qf_valid = valid;
987
988 if (qi->qf_lists[qi->qf_curlist].qf_count == 0)
989 /* first element in the list */
990 {
991 qi->qf_lists[qi->qf_curlist].qf_start = qfp;
992 qfp->qf_prev = qfp; /* first element points to itself */
993 }
994 else
995 {
996 qfp->qf_prev = *prevp;
997 (*prevp)->qf_next = qfp;
998 }
999 qfp->qf_next = qfp; /* last element points to itself */
1000 qfp->qf_cleared = FALSE;
1001 *prevp = qfp;
1002 ++qi->qf_lists[qi->qf_curlist].qf_count;
1003 if (qi->qf_lists[qi->qf_curlist].qf_index == 0 && qfp->qf_valid)
1004 /* first valid entry */
1005 {
1006 qi->qf_lists[qi->qf_curlist].qf_index =
1007 qi->qf_lists[qi->qf_curlist].qf_count;
1008 qi->qf_lists[qi->qf_curlist].qf_ptr = qfp;
1009 }
1010
1011 return OK;
1012 }
1013
1014 /*
1015 * Allocate a new location list
1016 */
1017 static qf_info_T *
1018 ll_new_list()
1019 {
1020 qf_info_T *qi;
1021
1022 qi = (qf_info_T *)alloc((unsigned)sizeof(qf_info_T));
1023 if (qi != NULL)
1024 {
1025 vim_memset(qi, 0, (size_t)(sizeof(qf_info_T)));
1026 qi->qf_refcount++;
1027 }
1028
1029 return qi;
1030 }
1031
1032 /*
1033 * Return the location list for window 'wp'.
1034 * If not present, allocate a location list
1035 */
1036 static qf_info_T *
1037 ll_get_or_alloc_list(wp)
1038 win_T *wp;
1039 {
1040 if (IS_LL_WINDOW(wp))
1041 /* For a location list window, use the referenced location list */
1042 return wp->w_llist_ref;
1043
1044 /*
1045 * For a non-location list window, w_llist_ref should not point to a
1046 * location list.
1047 */
1048 ll_free_all(&wp->w_llist_ref);
1049
1050 if (wp->w_llist == NULL)
1051 wp->w_llist = ll_new_list(); /* new location list */
1052 return wp->w_llist;
1053 }
1054
1055 /*
1056 * Copy the location list from window "from" to window "to".
1057 */
1058 void
1059 copy_loclist(from, to)
1060 win_T *from;
1061 win_T *to;
1062 {
1063 qf_info_T *qi;
1064 int idx;
1065 int i;
1066
1067 /*
1068 * When copying from a location list window, copy the referenced
1069 * location list. For other windows, copy the location list for
1070 * that window.
1071 */
1072 if (IS_LL_WINDOW(from))
1073 qi = from->w_llist_ref;
1074 else
1075 qi = from->w_llist;
1076
1077 if (qi == NULL) /* no location list to copy */
1078 return;
1079
1080 /* allocate a new location list */
1081 if ((to->w_llist = ll_new_list()) == NULL)
1082 return;
1083
1084 to->w_llist->qf_listcount = qi->qf_listcount;
1085
1086 /* Copy the location lists one at a time */
1087 for (idx = 0; idx < qi->qf_listcount; idx++)
1088 {
1089 qf_list_T *from_qfl;
1090 qf_list_T *to_qfl;
1091
1092 to->w_llist->qf_curlist = idx;
1093
1094 from_qfl = &qi->qf_lists[idx];
1095 to_qfl = &to->w_llist->qf_lists[idx];
1096
1097 /* Some of the fields are populated by qf_add_entry() */
1098 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid;
1099 to_qfl->qf_count = 0;
1100 to_qfl->qf_index = 0;
1101 to_qfl->qf_start = NULL;
1102 to_qfl->qf_ptr = NULL;
1103
1104 if (from_qfl->qf_count)
1105 {
1106 qfline_T *from_qfp;
1107 qfline_T *prevp = NULL;
1108
1109 /* copy all the location entries in this list */
1110 for (i = 0, from_qfp = from_qfl->qf_start; i < from_qfl->qf_count;
1111 ++i, from_qfp = from_qfp->qf_next)
1112 {
1113 if (qf_add_entry(to->w_llist, &prevp,
1114 NULL,
1115 NULL,
1116 0,
1117 from_qfp->qf_text,
1118 from_qfp->qf_lnum,
1119 from_qfp->qf_col,
1120 from_qfp->qf_viscol,
1121 from_qfp->qf_pattern,
1122 from_qfp->qf_nr,
1123 0,
1124 from_qfp->qf_valid) == FAIL)
1125 {
1126 qf_free_all(to);
1127 return;
1128 }
1129 /*
1130 * qf_add_entry() will not set the qf_num field, as the
1131 * directory and file names are not supplied. So the qf_fnum
1132 * field is copied here.
1133 */
1134 prevp->qf_fnum = from_qfp->qf_fnum; /* file number */
1135 prevp->qf_type = from_qfp->qf_type; /* error type */
1136 if (from_qfl->qf_ptr == from_qfp)
1137 to_qfl->qf_ptr = prevp; /* current location */
1138 }
1139 }
1140
1141 to_qfl->qf_index = from_qfl->qf_index; /* current index in the list */
1142
1143 /* When no valid entries are present in the list, qf_ptr points to
1144 * the first item in the list */
1145 if (to_qfl->qf_nonevalid == TRUE)
1146 to_qfl->qf_ptr = to_qfl->qf_start;
1147 }
1148
1149 to->w_llist->qf_curlist = qi->qf_curlist; /* current list */
1150 }
1151
1152 /*
1153 * get buffer number for file "dir.name"
1154 */
1155 static int
1156 qf_get_fnum(directory, fname)
1157 char_u *directory;
1158 char_u *fname;
1159 {
1160 if (fname == NULL || *fname == NUL) /* no file name */
1161 return 0;
1162 {
1163 #ifdef RISCOS
1164 /* Name is reported as `main.c', but file is `c.main' */
1165 return ro_buflist_add(fname);
1166 #else
1167 char_u *ptr;
1168 int fnum;
1169
1170 # ifdef VMS
1171 vms_remove_version(fname);
1172 # endif
1173 # ifdef BACKSLASH_IN_FILENAME
1174 if (directory != NULL)
1175 slash_adjust(directory);
1176 slash_adjust(fname);
1177 # endif
1178 if (directory != NULL && !vim_isAbsName(fname)
1179 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL)
1180 {
1181 /*
1182 * Here we check if the file really exists.
1183 * This should normally be true, but if make works without
1184 * "leaving directory"-messages we might have missed a
1185 * directory change.
1186 */
1187 if (mch_getperm(ptr) < 0)
1188 {
1189 vim_free(ptr);
1190 directory = qf_guess_filepath(fname);
1191 if (directory)
1192 ptr = concat_fnames(directory, fname, TRUE);
1193 else
1194 ptr = vim_strsave(fname);
1195 }
1196 /* Use concatenated directory name and file name */
1197 fnum = buflist_add(ptr, 0);
1198 vim_free(ptr);
1199 return fnum;
1200 }
1201 return buflist_add(fname, 0);
1202 #endif
1203 }
1204 }
1205
1206 /*
1207 * push dirbuf onto the directory stack and return pointer to actual dir or
1208 * NULL on error
1209 */
1210 static char_u *
1211 qf_push_dir(dirbuf, stackptr)
1212 char_u *dirbuf;
1213 struct dir_stack_T **stackptr;
1214 {
1215 struct dir_stack_T *ds_new;
1216 struct dir_stack_T *ds_ptr;
1217
1218 /* allocate new stack element and hook it in */
1219 ds_new = (struct dir_stack_T *)alloc((unsigned)sizeof(struct dir_stack_T));
1220 if (ds_new == NULL)
1221 return NULL;
1222
1223 ds_new->next = *stackptr;
1224 *stackptr = ds_new;
1225
1226 /* store directory on the stack */
1227 if (vim_isAbsName(dirbuf)
1228 || (*stackptr)->next == NULL
1229 || (*stackptr && dir_stack != *stackptr))
1230 (*stackptr)->dirname = vim_strsave(dirbuf);
1231 else
1232 {
1233 /* Okay we don't have an absolute path.
1234 * dirbuf must be a subdir of one of the directories on the stack.
1235 * Let's search...
1236 */
1237 ds_new = (*stackptr)->next;
1238 (*stackptr)->dirname = NULL;
1239 while (ds_new)
1240 {
1241 vim_free((*stackptr)->dirname);
1242 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf,
1243 TRUE);
1244 if (mch_isdir((*stackptr)->dirname) == TRUE)
1245 break;
1246
1247 ds_new = ds_new->next;
1248 }
1249
1250 /* clean up all dirs we already left */
1251 while ((*stackptr)->next != ds_new)
1252 {
1253 ds_ptr = (*stackptr)->next;
1254 (*stackptr)->next = (*stackptr)->next->next;
1255 vim_free(ds_ptr->dirname);
1256 vim_free(ds_ptr);
1257 }
1258
1259 /* Nothing found -> it must be on top level */
1260 if (ds_new == NULL)
1261 {
1262 vim_free((*stackptr)->dirname);
1263 (*stackptr)->dirname = vim_strsave(dirbuf);
1264 }
1265 }
1266
1267 if ((*stackptr)->dirname != NULL)
1268 return (*stackptr)->dirname;
1269 else
1270 {
1271 ds_ptr = *stackptr;
1272 *stackptr = (*stackptr)->next;
1273 vim_free(ds_ptr);
1274 return NULL;
1275 }
1276 }
1277
1278
1279 /*
1280 * pop dirbuf from the directory stack and return previous directory or NULL if
1281 * stack is empty
1282 */
1283 static char_u *
1284 qf_pop_dir(stackptr)
1285 struct dir_stack_T **stackptr;
1286 {
1287 struct dir_stack_T *ds_ptr;
1288
1289 /* TODO: Should we check if dirbuf is the directory on top of the stack?
1290 * What to do if it isn't? */
1291
1292 /* pop top element and free it */
1293 if (*stackptr != NULL)
1294 {
1295 ds_ptr = *stackptr;
1296 *stackptr = (*stackptr)->next;
1297 vim_free(ds_ptr->dirname);
1298 vim_free(ds_ptr);
1299 }
1300
1301 /* return NEW top element as current dir or NULL if stack is empty*/
1302 return *stackptr ? (*stackptr)->dirname : NULL;
1303 }
1304
1305 /*
1306 * clean up directory stack
1307 */
1308 static void
1309 qf_clean_dir_stack(stackptr)
1310 struct dir_stack_T **stackptr;
1311 {
1312 struct dir_stack_T *ds_ptr;
1313
1314 while ((ds_ptr = *stackptr) != NULL)
1315 {
1316 *stackptr = (*stackptr)->next;
1317 vim_free(ds_ptr->dirname);
1318 vim_free(ds_ptr);
1319 }
1320 }
1321
1322 /*
1323 * Check in which directory of the directory stack the given file can be
1324 * found.
1325 * Returns a pointer to the directory name or NULL if not found
1326 * Cleans up intermediate directory entries.
1327 *
1328 * TODO: How to solve the following problem?
1329 * If we have the this directory tree:
1330 * ./
1331 * ./aa
1332 * ./aa/bb
1333 * ./bb
1334 * ./bb/x.c
1335 * and make says:
1336 * making all in aa
1337 * making all in bb
1338 * x.c:9: Error
1339 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb.
1340 * qf_guess_filepath will return NULL.
1341 */
1342 static char_u *
1343 qf_guess_filepath(filename)
1344 char_u *filename;
1345 {
1346 struct dir_stack_T *ds_ptr;
1347 struct dir_stack_T *ds_tmp;
1348 char_u *fullname;
1349
1350 /* no dirs on the stack - there's nothing we can do */
1351 if (dir_stack == NULL)
1352 return NULL;
1353
1354 ds_ptr = dir_stack->next;
1355 fullname = NULL;
1356 while (ds_ptr)
1357 {
1358 vim_free(fullname);
1359 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE);
1360
1361 /* If concat_fnames failed, just go on. The worst thing that can happen
1362 * is that we delete the entire stack.
1363 */
1364 if ((fullname != NULL) && (mch_getperm(fullname) >= 0))
1365 break;
1366
1367 ds_ptr = ds_ptr->next;
1368 }
1369
1370 vim_free(fullname);
1371
1372 /* clean up all dirs we already left */
1373 while (dir_stack->next != ds_ptr)
1374 {
1375 ds_tmp = dir_stack->next;
1376 dir_stack->next = dir_stack->next->next;
1377 vim_free(ds_tmp->dirname);
1378 vim_free(ds_tmp);
1379 }
1380
1381 return ds_ptr==NULL? NULL: ds_ptr->dirname;
1382
1383 }
1384
1385 /*
1386 * jump to a quickfix line
1387 * if dir == FORWARD go "errornr" valid entries forward
1388 * if dir == BACKWARD go "errornr" valid entries backward
1389 * if dir == FORWARD_FILE go "errornr" valid entries files backward
1390 * if dir == BACKWARD_FILE go "errornr" valid entries files backward
1391 * else if "errornr" is zero, redisplay the same line
1392 * else go to entry "errornr"
1393 */
1394 void
1395 qf_jump(qi, dir, errornr, forceit)
1396 qf_info_T *qi;
1397 int dir;
1398 int errornr;
1399 int forceit;
1400 {
1401 qf_info_T *ll_ref;
1402 qfline_T *qf_ptr;
1403 qfline_T *old_qf_ptr;
1404 int qf_index;
1405 int old_qf_fnum;
1406 int old_qf_index;
1407 int prev_index;
1408 static char_u *e_no_more_items = (char_u *)N_("E553: No more items");
1409 char_u *err = e_no_more_items;
1410 linenr_T i;
1411 buf_T *old_curbuf;
1412 linenr_T old_lnum;
1413 colnr_T screen_col;
1414 colnr_T char_col;
1415 char_u *line;
1416 #ifdef FEAT_WINDOWS
1417 char_u *old_swb = p_swb;
1418 int opened_window = FALSE;
1419 win_T *win;
1420 win_T *altwin;
1421 #endif
1422 int print_message = TRUE;
1423 int len;
1424 #ifdef FEAT_FOLDING
1425 int old_KeyTyped = KeyTyped; /* getting file may reset it */
1426 #endif
1427 int ok = OK;
1428 int usable_win;
1429
1430 if (qi == NULL)
1431 qi = &ql_info;
1432
1433 if (qi->qf_curlist >= qi->qf_listcount
1434 || qi->qf_lists[qi->qf_curlist].qf_count == 0)
1435 {
1436 EMSG(_(e_quickfix));
1437 return;
1438 }
1439
1440 qf_ptr = qi->qf_lists[qi->qf_curlist].qf_ptr;
1441 old_qf_ptr = qf_ptr;
1442 qf_index = qi->qf_lists[qi->qf_curlist].qf_index;
1443 old_qf_index = qf_index;
1444 if (dir == FORWARD || dir == FORWARD_FILE) /* next valid entry */
1445 {
1446 while (errornr--)
1447 {
1448 old_qf_ptr = qf_ptr;
1449 prev_index = qf_index;
1450 old_qf_fnum = qf_ptr->qf_fnum;
1451 do
1452 {
1453 if (qf_index == qi->qf_lists[qi->qf_curlist].qf_count
1454 || qf_ptr->qf_next == NULL)
1455 {
1456 qf_ptr = old_qf_ptr;
1457 qf_index = prev_index;
1458 if (err != NULL)
1459 {
1460 EMSG(_(err));
1461 goto theend;
1462 }
1463 errornr = 0;
1464 break;
1465 }
1466 ++qf_index;
1467 qf_ptr = qf_ptr->qf_next;
1468 } while ((!qi->qf_lists[qi->qf_curlist].qf_nonevalid
1469 && !qf_ptr->qf_valid)
1470 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum));
1471 err = NULL;
1472 }
1473 }
1474 else if (dir == BACKWARD || dir == BACKWARD_FILE) /* prev. valid entry */
1475 {
1476 while (errornr--)
1477 {
1478 old_qf_ptr = qf_ptr;
1479 prev_index = qf_index;
1480 old_qf_fnum = qf_ptr->qf_fnum;
1481 do
1482 {
1483 if (qf_index == 1 || qf_ptr->qf_prev == NULL)
1484 {
1485 qf_ptr = old_qf_ptr;
1486 qf_index = prev_index;
1487 if (err != NULL)
1488 {
1489 EMSG(_(err));
1490 goto theend;
1491 }
1492 errornr = 0;
1493 break;
1494 }
1495 --qf_index;
1496 qf_ptr = qf_ptr->qf_prev;
1497 } while ((!qi->qf_lists[qi->qf_curlist].qf_nonevalid
1498 && !qf_ptr->qf_valid)
1499 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum));
1500 err = NULL;
1501 }
1502 }
1503 else if (errornr != 0) /* go to specified number */
1504 {
1505 while (errornr < qf_index && qf_index > 1 && qf_ptr->qf_prev != NULL)
1506 {
1507 --qf_index;
1508 qf_ptr = qf_ptr->qf_prev;
1509 }
1510 while (errornr > qf_index && qf_index <
1511 qi->qf_lists[qi->qf_curlist].qf_count
1512 && qf_ptr->qf_next != NULL)
1513 {
1514 ++qf_index;
1515 qf_ptr = qf_ptr->qf_next;
1516 }
1517 }
1518
1519 #ifdef FEAT_WINDOWS
1520 qi->qf_lists[qi->qf_curlist].qf_index = qf_index;
1521 if (qf_win_pos_update(qi, old_qf_index))
1522 /* No need to print the error message if it's visible in the error
1523 * window */
1524 print_message = FALSE;
1525
1526 /*
1527 * For ":helpgrep" find a help window or open one.
1528 */
1529 if (qf_ptr->qf_type == 1 && (!curwin->w_buffer->b_help || cmdmod.tab != 0))
1530 {
1531 win_T *wp;
1532 int n;
1533
1534 if (cmdmod.tab != 0)
1535 wp = NULL;
1536 else
1537 for (wp = firstwin; wp != NULL; wp = wp->w_next)
1538 if (wp->w_buffer != NULL && wp->w_buffer->b_help)
1539 break;
1540 if (wp != NULL && wp->w_buffer->b_nwindows > 0)
1541 win_enter(wp, TRUE);
1542 else
1543 {
1544 /*
1545 * Split off help window; put it at far top if no position
1546 * specified, the current window is vertically split and narrow.
1547 */
1548 n = WSP_HELP;
1549 # ifdef FEAT_VERTSPLIT
1550 if (cmdmod.split == 0 && curwin->w_width != Columns
1551 && curwin->w_width < 80)
1552 n |= WSP_TOP;
1553 # endif
1554 if (win_split(0, n) == FAIL)
1555 goto theend;
1556 opened_window = TRUE; /* close it when fail */
1557
1558 if (curwin->w_height < p_hh)
1559 win_setheight((int)p_hh);
1560
1561 if (qi != &ql_info) /* not a quickfix list */
1562 {
1563 /* The new window should use the supplied location list */
1564 qf_free_all(curwin);
1565 curwin->w_llist = qi;
1566 qi->qf_refcount++;
1567 }
1568 }
1569
1570 if (!p_im)
1571 restart_edit = 0; /* don't want insert mode in help file */
1572 }
1573
1574 /*
1575 * If currently in the quickfix window, find another window to show the
1576 * file in.
1577 */
1578 if (bt_quickfix(curbuf) && !opened_window)
1579 {
1580 /*
1581 * If there is no file specified, we don't know where to go.
1582 * But do advance, otherwise ":cn" gets stuck.
1583 */
1584 if (qf_ptr->qf_fnum == 0)
1585 goto theend;
1586
1587 /* Locate a window showing a normal buffer */
1588 usable_win = 0;
1589 FOR_ALL_WINDOWS(win)
1590 if (win->w_buffer->b_p_bt[0] == NUL)
1591 {
1592 usable_win = 1;
1593 break;
1594 }
1595
1596 /*
1597 * If no usable window is found and 'switchbuf' is set to 'usetab'
1598 * then search in other tabs.
1599 */
1600 if (!usable_win && vim_strchr(p_swb, 'a') != NULL)
1601 {
1602 tabpage_T *tp;
1603 win_T *wp;
1604
1605 FOR_ALL_TAB_WINDOWS(tp, wp)
1606 {
1607 if (wp->w_buffer->b_fnum == qf_ptr->qf_fnum)
1608 {
1609 goto_tabpage_win(tp, wp);
1610 usable_win = 1;
1611 break;
1612 }
1613 }
1614 }
1615
1616 /*
1617 * If there is only one window and it is the quickfix window, create a
1618 * new one above the quickfix window.
1619 */
1620 if (((firstwin == lastwin) && bt_quickfix(curbuf)) || !usable_win)
1621 {
1622 ll_ref = curwin->w_llist_ref;
1623
1624 if (win_split(0, WSP_ABOVE) == FAIL)
1625 goto failed; /* not enough room for window */
1626 opened_window = TRUE; /* close it when fail */
1627 p_swb = empty_option; /* don't split again */
1628 # ifdef FEAT_SCROLLBIND
1629 curwin->w_p_scb = FALSE;
1630 # endif
1631 if (ll_ref != NULL)
1632 {
1633 /* The new window should use the location list from the
1634 * location list window */
1635 qf_free_all(curwin);
1636 curwin->w_llist = ll_ref;
1637 ll_ref->qf_refcount++;
1638 }
1639 }
1640 else
1641 {
1642 if (curwin->w_llist_ref != NULL)
1643 {
1644 /* In a location window */
1645 ll_ref = curwin->w_llist_ref;
1646
1647 /* Find the window with the same location list */
1648 FOR_ALL_WINDOWS(win)
1649 if (win->w_llist == ll_ref)
1650 break;
1651 if (win == NULL)
1652 {
1653 /* Find the window showing the selected file */
1654 FOR_ALL_WINDOWS(win)
1655 if (win->w_buffer->b_fnum == qf_ptr->qf_fnum)
1656 break;
1657 if (win == NULL)
1658 {
1659 /* Find a previous usable window */
1660 win = curwin;
1661 do
1662 {
1663 if (win->w_buffer->b_p_bt[0] == NUL)
1664 break;
1665 if (win->w_prev == NULL)
1666 win = lastwin; /* wrap around the top */
1667 else
1668 win = win->w_prev; /* go to previous window */
1669 } while (win != curwin);
1670 }
1671 }
1672 win_goto(win);
1673
1674 /* If the location list for the window is not set, then set it
1675 * to the location list from the location window */
1676 if (win->w_llist == NULL)
1677 {
1678 win->w_llist = ll_ref;
1679 ll_ref->qf_refcount++;
1680 }
1681 }
1682 else
1683 {
1684
1685 /*
1686 * Try to find a window that shows the right buffer.
1687 * Default to the window just above the quickfix buffer.
1688 */
1689 win = curwin;
1690 altwin = NULL;
1691 for (;;)
1692 {
1693 if (win->w_buffer->b_fnum == qf_ptr->qf_fnum)
1694 break;
1695 if (win->w_prev == NULL)
1696 win = lastwin; /* wrap around the top */
1697 else
1698 win = win->w_prev; /* go to previous window */
1699
1700 if (IS_QF_WINDOW(win))
1701 {
1702 /* Didn't find it, go to the window before the quickfix
1703 * window. */
1704 if (altwin != NULL)
1705 win = altwin;
1706 else if (curwin->w_prev != NULL)
1707 win = curwin->w_prev;
1708 else
1709 win = curwin->w_next;
1710 break;
1711 }
1712
1713 /* Remember a usable window. */
1714 if (altwin == NULL && !win->w_p_pvw
1715 && win->w_buffer->b_p_bt[0] == NUL)
1716 altwin = win;
1717 }
1718
1719 win_goto(win);
1720 }
1721 }
1722 }
1723 #endif
1724
1725 /*
1726 * If there is a file name,
1727 * read the wanted file if needed, and check autowrite etc.
1728 */
1729 old_curbuf = curbuf;
1730 old_lnum = curwin->w_cursor.lnum;
1731
1732 if (qf_ptr->qf_fnum != 0)
1733 {
1734 if (qf_ptr->qf_type == 1)
1735 {
1736 /* Open help file (do_ecmd() will set b_help flag, readfile() will
1737 * set b_p_ro flag). */
1738 if (!can_abandon(curbuf, forceit))
1739 {
1740 EMSG(_(e_nowrtmsg));
1741 ok = FALSE;
1742 }
1743 else
1744 ok = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1,
1745 ECMD_HIDE + ECMD_SET_HELP);
1746 }
1747 else
1748 ok = buflist_getfile(qf_ptr->qf_fnum,
1749 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit);
1750 }
1751
1752 if (ok == OK)
1753 {
1754 /* When not switched to another buffer, still need to set pc mark */
1755 if (curbuf == old_curbuf)
1756 setpcmark();
1757
1758 if (qf_ptr->qf_pattern == NULL)
1759 {
1760 /*
1761 * Go to line with error, unless qf_lnum is 0.
1762 */
1763 i = qf_ptr->qf_lnum;
1764 if (i > 0)
1765 {
1766 if (i > curbuf->b_ml.ml_line_count)
1767 i = curbuf->b_ml.ml_line_count;
1768 curwin->w_cursor.lnum = i;
1769 }
1770 if (qf_ptr->qf_col > 0)
1771 {
1772 curwin->w_cursor.col = qf_ptr->qf_col - 1;
1773 if (qf_ptr->qf_viscol == TRUE)
1774 {
1775 /*
1776 * Check each character from the beginning of the error
1777 * line up to the error column. For each tab character
1778 * found, reduce the error column value by the length of
1779 * a tab character.
1780 */
1781 line = ml_get_curline();
1782 screen_col = 0;
1783 for (char_col = 0; char_col < curwin->w_cursor.col; ++char_col)
1784 {
1785 if (*line == NUL)
1786 break;
1787 if (*line++ == '\t')
1788 {
1789 curwin->w_cursor.col -= 7 - (screen_col % 8);
1790 screen_col += 8 - (screen_col % 8);
1791 }
1792 else
1793 ++screen_col;
1794 }
1795 }
1796 check_cursor();
1797 }
1798 else
1799 beginline(BL_WHITE | BL_FIX);
1800 }
1801 else
1802 {
1803 pos_T save_cursor;
1804
1805 /* Move the cursor to the first line in the buffer */
1806 save_cursor = curwin->w_cursor;
1807 curwin->w_cursor.lnum = 0;
1808 if (!do_search(NULL, '/', qf_ptr->qf_pattern, (long)1,
1809 SEARCH_KEEP, NULL))
1810 curwin->w_cursor = save_cursor;
1811 }
1812
1813 #ifdef FEAT_FOLDING
1814 if ((fdo_flags & FDO_QUICKFIX) && old_KeyTyped)
1815 foldOpenCursor();
1816 #endif
1817 if (print_message)
1818 {
1819 /* Update the screen before showing the message */
1820 update_topline_redraw();
1821 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index,
1822 qi->qf_lists[qi->qf_curlist].qf_count,
1823 qf_ptr->qf_cleared ? _(" (line deleted)") : "",
1824 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr));
1825 /* Add the message, skipping leading whitespace and newlines. */
1826 len = (int)STRLEN(IObuff);
1827 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len);
1828
1829 /* Output the message. Overwrite to avoid scrolling when the 'O'
1830 * flag is present in 'shortmess'; But when not jumping, print the
1831 * whole message. */
1832 i = msg_scroll;
1833 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum)
1834 msg_scroll = TRUE;
1835 else if (!msg_scrolled && shortmess(SHM_OVERALL))
1836 msg_scroll = FALSE;
1837 msg_attr_keep(IObuff, 0, TRUE);
1838 msg_scroll = i;
1839 }
1840 }
1841 else
1842 {
1843 #ifdef FEAT_WINDOWS
1844 if (opened_window)
1845 win_close(curwin, TRUE); /* Close opened window */
1846 #endif
1847 if (qf_ptr->qf_fnum != 0)
1848 {
1849 /*
1850 * Couldn't open file, so put index back where it was. This could
1851 * happen if the file was readonly and we changed something.
1852 */
1853 #ifdef FEAT_WINDOWS
1854 failed:
1855 #endif
1856 qf_ptr = old_qf_ptr;
1857 qf_index = old_qf_index;
1858 }
1859 }
1860 theend:
1861 qi->qf_lists[qi->qf_curlist].qf_ptr = qf_ptr;
1862 qi->qf_lists[qi->qf_curlist].qf_index = qf_index;
1863 #ifdef FEAT_WINDOWS
1864 if (p_swb != old_swb && opened_window)
1865 {
1866 /* Restore old 'switchbuf' value, but not when an autocommand or
1867 * modeline has changed the value. */
1868 if (p_swb == empty_option)
1869 p_swb = old_swb;
1870 else
1871 free_string_option(old_swb);
1872 }
1873 #endif
1874 }
1875
1876 /*
1877 * ":clist": list all errors
1878 * ":llist": list all locations
1879 */
1880 void
1881 qf_list(eap)
1882 exarg_T *eap;
1883 {
1884 buf_T *buf;
1885 char_u *fname;
1886 qfline_T *qfp;
1887 int i;
1888 int idx1 = 1;
1889 int idx2 = -1;
1890 int need_return = TRUE;
1891 char_u *arg = eap->arg;
1892 int all = eap->forceit; /* if not :cl!, only show
1893 recognised errors */
1894 qf_info_T *qi = &ql_info;
1895
1896 if (eap->cmdidx == CMD_llist)
1897 {
1898 qi = GET_LOC_LIST(curwin);
1899 if (qi == NULL)
1900 {
1901 EMSG(_(e_loclist));
1902 return;
1903 }
1904 }
1905
1906 if (qi->qf_curlist >= qi->qf_listcount
1907 || qi->qf_lists[qi->qf_curlist].qf_count == 0)
1908 {
1909 EMSG(_(e_quickfix));
1910 return;
1911 }
1912 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL)
1913 {
1914 EMSG(_(e_trailing));
1915 return;
1916 }
1917 i = qi->qf_lists[qi->qf_curlist].qf_count;
1918 if (idx1 < 0)
1919 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1;
1920 if (idx2 < 0)
1921 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1;
1922
1923 if (qi->qf_lists[qi->qf_curlist].qf_nonevalid)
1924 all = TRUE;
1925 qfp = qi->qf_lists[qi->qf_curlist].qf_start;
1926 for (i = 1; !got_int && i <= qi->qf_lists[qi->qf_curlist].qf_count; )
1927 {
1928 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2)
1929 {
1930 if (need_return)
1931 {
1932 msg_putchar('\n');
1933 if (got_int)
1934 break;
1935 need_return = FALSE;
1936 }
1937
1938 fname = NULL;
1939 if (qfp->qf_fnum != 0
1940 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL)
1941 {
1942 fname = buf->b_fname;
1943 if (qfp->qf_type == 1) /* :helpgrep */
1944 fname = gettail(fname);
1945 }
1946 if (fname == NULL)
1947 sprintf((char *)IObuff, "%2d", i);
1948 else
1949 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s",
1950 i, (char *)fname);
1951 msg_outtrans_attr(IObuff, i == qi->qf_lists[qi->qf_curlist].qf_index
1952 ? hl_attr(HLF_L) : hl_attr(HLF_D));
1953 if (qfp->qf_lnum == 0)
1954 IObuff[0] = NUL;
1955 else if (qfp->qf_col == 0)
1956 sprintf((char *)IObuff, ":%ld", qfp->qf_lnum);
1957 else
1958 sprintf((char *)IObuff, ":%ld col %d",
1959 qfp->qf_lnum, qfp->qf_col);
1960 sprintf((char *)IObuff + STRLEN(IObuff), "%s:",
1961 (char *)qf_types(qfp->qf_type, qfp->qf_nr));
1962 msg_puts_attr(IObuff, hl_attr(HLF_N));
1963 if (qfp->qf_pattern != NULL)
1964 {
1965 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE);
1966 STRCAT(IObuff, ":");
1967 msg_puts(IObuff);
1968 }
1969 msg_puts((char_u *)" ");
1970
1971 /* Remove newlines and leading whitespace from the text. For an
1972 * unrecognized line keep the indent, the compiler may mark a word
1973 * with ^^^^. */
1974 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0)
1975 ? skipwhite(qfp->qf_text) : qfp->qf_text,
1976 IObuff, IOSIZE);
1977 msg_prt_line(IObuff, FALSE);
1978 out_flush(); /* show one line at a time */
1979 need_return = TRUE;
1980 }
1981
1982 qfp = qfp->qf_next;
1983 ++i;
1984 ui_breakcheck();
1985 }
1986 }
1987
1988 /*
1989 * Remove newlines and leading whitespace from an error message.
1990 * Put the result in "buf[bufsize]".
1991 */
1992 static void
1993 qf_fmt_text(text, buf, bufsize)
1994 char_u *text;
1995 char_u *buf;
1996 int bufsize;
1997 {
1998 int i;
1999 char_u *p = text;
2000
2001 for (i = 0; *p != NUL && i < bufsize - 1; ++i)
2002 {
2003 if (*p == '\n')
2004 {
2005 buf[i] = ' ';
2006 while (*++p != NUL)
2007 if (!vim_iswhite(*p) && *p != '\n')
2008 break;
2009 }
2010 else
2011 buf[i] = *p++;
2012 }
2013 buf[i] = NUL;
2014 }
2015
2016 /*
2017 * ":colder [count]": Up in the quickfix stack.
2018 * ":cnewer [count]": Down in the quickfix stack.
2019 * ":lolder [count]": Up in the location list stack.
2020 * ":lnewer [count]": Down in the location list stack.
2021 */
2022 void
2023 qf_age(eap)
2024 exarg_T *eap;
2025 {
2026 qf_info_T *qi = &ql_info;
2027 int count;
2028
2029 if (eap->cmdidx == CMD_lolder || eap->cmdidx == CMD_lnewer)
2030 {
2031 qi = GET_LOC_LIST(curwin);
2032 if (qi == NULL)
2033 {
2034 EMSG(_(e_loclist));
2035 return;
2036 }
2037 }
2038
2039 if (eap->addr_count != 0)
2040 count = eap->line2;
2041 else
2042 count = 1;
2043 while (count--)
2044 {
2045 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder)
2046 {
2047 if (qi->qf_curlist == 0)
2048 {
2049 EMSG(_("E380: At bottom of quickfix stack"));
2050 return;
2051 }
2052 --qi->qf_curlist;
2053 }
2054 else
2055 {
2056 if (qi->qf_curlist >= qi->qf_listcount - 1)
2057 {
2058 EMSG(_("E381: At top of quickfix stack"));
2059 return;
2060 }
2061 ++qi->qf_curlist;
2062 }
2063 }
2064 qf_msg(qi);
2065
2066 }
2067
2068 static void
2069 qf_msg(qi)
2070 qf_info_T *qi;
2071 {
2072 smsg((char_u *)_("error list %d of %d; %d errors"),
2073 qi->qf_curlist + 1, qi->qf_listcount,
2074 qi->qf_lists[qi->qf_curlist].qf_count);
2075 #ifdef FEAT_WINDOWS
2076 qf_update_buffer(qi);
2077 #endif
2078 }
2079
2080 /*
2081 * Free error list "idx".
2082 */
2083 static void
2084 qf_free(qi, idx)
2085 qf_info_T *qi;
2086 int idx;
2087 {
2088 qfline_T *qfp;
2089
2090 while (qi->qf_lists[idx].qf_count)
2091 {
2092 qfp = qi->qf_lists[idx].qf_start->qf_next;
2093 vim_free(qi->qf_lists[idx].qf_start->qf_text);
2094 vim_free(qi->qf_lists[idx].qf_start->qf_pattern);
2095 vim_free(qi->qf_lists[idx].qf_start);
2096 qi->qf_lists[idx].qf_start = qfp;
2097 --qi->qf_lists[idx].qf_count;
2098 }
2099 }
2100
2101 /*
2102 * qf_mark_adjust: adjust marks
2103 */
2104 void
2105 qf_mark_adjust(wp, line1, line2, amount, amount_after)
2106 win_T *wp;
2107 linenr_T line1;
2108 linenr_T line2;
2109 long amount;
2110 long amount_after;
2111 {
2112 int i;
2113 qfline_T *qfp;
2114 int idx;
2115 qf_info_T *qi = &ql_info;
2116
2117 if (wp != NULL)
2118 {
2119 if (wp->w_llist == NULL)
2120 return;
2121 qi = wp->w_llist;
2122 }
2123
2124 for (idx = 0; idx < qi->qf_listcount; ++idx)
2125 if (qi->qf_lists[idx].qf_count)
2126 for (i = 0, qfp = qi->qf_lists[idx].qf_start;
2127 i < qi->qf_lists[idx].qf_count; ++i, qfp = qfp->qf_next)
2128 if (qfp->qf_fnum == curbuf->b_fnum)
2129 {
2130 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2)
2131 {
2132 if (amount == MAXLNUM)
2133 qfp->qf_cleared = TRUE;
2134 else
2135 qfp->qf_lnum += amount;
2136 }
2137 else if (amount_after && qfp->qf_lnum > line2)
2138 qfp->qf_lnum += amount_after;
2139 }
2140 }
2141
2142 /*
2143 * Make a nice message out of the error character and the error number:
2144 * char number message
2145 * e or E 0 " error"
2146 * w or W 0 " warning"
2147 * i or I 0 " info"
2148 * 0 0 ""
2149 * other 0 " c"
2150 * e or E n " error n"
2151 * w or W n " warning n"
2152 * i or I n " info n"
2153 * 0 n " error n"
2154 * other n " c n"
2155 * 1 x "" :helpgrep
2156 */
2157 static char_u *
2158 qf_types(c, nr)
2159 int c, nr;
2160 {
2161 static char_u buf[20];
2162 static char_u cc[3];
2163 char_u *p;
2164
2165 if (c == 'W' || c == 'w')
2166 p = (char_u *)" warning";
2167 else if (c == 'I' || c == 'i')
2168 p = (char_u *)" info";
2169 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0))
2170 p = (char_u *)" error";
2171 else if (c == 0 || c == 1)
2172 p = (char_u *)"";
2173 else
2174 {
2175 cc[0] = ' ';
2176 cc[1] = c;
2177 cc[2] = NUL;
2178 p = cc;
2179 }
2180
2181 if (nr <= 0)
2182 return p;
2183
2184 sprintf((char *)buf, "%s %3d", (char *)p, nr);
2185 return buf;
2186 }
2187
2188 #if defined(FEAT_WINDOWS) || defined(PROTO)
2189 /*
2190 * ":cwindow": open the quickfix window if we have errors to display,
2191 * close it if not.
2192 * ":lwindow": open the location list window if we have locations to display,
2193 * close it if not.
2194 */
2195 void
2196 ex_cwindow(eap)
2197 exarg_T *eap;
2198 {
2199 qf_info_T *qi = &ql_info;
2200 win_T *win;
2201
2202 if (eap->cmdidx == CMD_lwindow)
2203 {
2204 qi = GET_LOC_LIST(curwin);
2205 if (qi == NULL)
2206 return;
2207 }
2208
2209 /* Look for an existing quickfix window. */
2210 win = qf_find_win(qi);
2211
2212 /*
2213 * If a quickfix window is open but we have no errors to display,
2214 * close the window. If a quickfix window is not open, then open
2215 * it if we have errors; otherwise, leave it closed.
2216 */
2217 if (qi->qf_lists[qi->qf_curlist].qf_nonevalid
2218 || qi->qf_curlist >= qi->qf_listcount)
2219 {
2220 if (win != NULL)
2221 ex_cclose(eap);
2222 }
2223 else if (win == NULL)
2224 ex_copen(eap);
2225 }
2226
2227 /*
2228 * ":cclose": close the window showing the list of errors.
2229 * ":lclose": close the window showing the location list
2230 */
2231 /*ARGSUSED*/
2232 void
2233 ex_cclose(eap)
2234 exarg_T *eap;
2235 {
2236 win_T *win = NULL;
2237 qf_info_T *qi = &ql_info;
2238
2239 if (eap->cmdidx == CMD_lclose || eap->cmdidx == CMD_lwindow)
2240 {
2241 qi = GET_LOC_LIST(curwin);
2242 if (qi == NULL)
2243 return;
2244 }
2245
2246 /* Find existing quickfix window and close it. */
2247 win = qf_find_win(qi);
2248 if (win != NULL)
2249 win_close(win, FALSE);
2250 }
2251
2252 /*
2253 * ":copen": open a window that shows the list of errors.
2254 * ":lopen": open a window that shows the location list.
2255 */
2256 void
2257 ex_copen(eap)
2258 exarg_T *eap;
2259 {
2260 qf_info_T *qi = &ql_info;
2261 int height;
2262 win_T *win;
2263 tabpage_T *prevtab = curtab;
2264 buf_T *qf_buf;
2265
2266 if (eap->cmdidx == CMD_lopen || eap->cmdidx == CMD_lwindow)
2267 {
2268 qi = GET_LOC_LIST(curwin);
2269 if (qi == NULL)
2270 {
2271 EMSG(_(e_loclist));
2272 return;
2273 }
2274 }
2275
2276 if (eap->addr_count != 0)
2277 height = eap->line2;
2278 else
2279 height = QF_WINHEIGHT;
2280
2281 #ifdef FEAT_VISUAL
2282 reset_VIsual_and_resel(); /* stop Visual mode */
2283 #endif
2284 #ifdef FEAT_GUI
2285 need_mouse_correct = TRUE;
2286 #endif
2287
2288 /*
2289 * Find existing quickfix window, or open a new one.
2290 */
2291 win = qf_find_win(qi);
2292
2293 if (win != NULL && cmdmod.tab == 0)
2294 win_goto(win);
2295 else
2296 {
2297 qf_buf = qf_find_buf(qi);
2298
2299 /* The current window becomes the previous window afterwards. */
2300 win = curwin;
2301
2302 if (eap->cmdidx == CMD_copen || eap->cmdidx == CMD_cwindow)
2303 /* Create the new window at the very bottom. */
2304 win_goto(lastwin);
2305 if (win_split(height, WSP_BELOW) == FAIL)
2306 return; /* not enough room for window */
2307 #ifdef FEAT_SCROLLBIND
2308 curwin->w_p_scb = FALSE;
2309 #endif
2310
2311 /* Remove the location list for the quickfix window */
2312 qf_free_all(curwin);
2313
2314 if (eap->cmdidx == CMD_lopen || eap->cmdidx == CMD_lwindow)
2315 {
2316 /*
2317 * For the location list window, create a reference to the
2318 * location list from the window 'win'.
2319 */
2320 curwin->w_llist_ref = win->w_llist;
2321 win->w_llist->qf_refcount++;
2322 }
2323
2324 if (qf_buf != NULL)
2325 /* Use the existing quickfix buffer */
2326 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE,
2327 ECMD_HIDE + ECMD_OLDBUF);
2328 else
2329 {
2330 /* Create a new quickfix buffer */
2331 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE);
2332 /* switch off 'swapfile' */
2333 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL);
2334 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix",
2335 OPT_LOCAL);
2336 set_option_value((char_u *)"bh", 0L, (char_u *)"wipe", OPT_LOCAL);
2337 set_option_value((char_u *)"diff", 0L, NULL, OPT_LOCAL);
2338 }
2339
2340 /* Only set the height when still in the same tab page and there is no
2341 * window to the side. */
2342 if (curtab == prevtab
2343 #ifdef FEAT_VERTSPLIT
2344 && curwin->w_width == Columns
2345 #endif
2346 )
2347 win_setheight(height);
2348 curwin->w_p_wfh = TRUE; /* set 'winfixheight' */
2349 if (win_valid(win))
2350 prevwin = win;
2351 }
2352
2353 /*
2354 * Fill the buffer with the quickfix list.
2355 */
2356 qf_fill_buffer(qi);
2357
2358 curwin->w_cursor.lnum = qi->qf_lists[qi->qf_curlist].qf_index;
2359 curwin->w_cursor.col = 0;
2360 check_cursor();
2361 update_topline(); /* scroll to show the line */
2362 }
2363
2364 /*
2365 * Return the number of the current entry (line number in the quickfix
2366 * window).
2367 */
2368 linenr_T
2369 qf_current_entry(wp)
2370 win_T *wp;
2371 {
2372 qf_info_T *qi = &ql_info;
2373
2374 if (IS_LL_WINDOW(wp))
2375 /* In the location list window, use the referenced location list */
2376 qi = wp->w_llist_ref;
2377
2378 return qi->qf_lists[qi->qf_curlist].qf_index;
2379 }
2380
2381 /*
2382 * Update the cursor position in the quickfix window to the current error.
2383 * Return TRUE if there is a quickfix window.
2384 */
2385 static int
2386 qf_win_pos_update(qi, old_qf_index)
2387 qf_info_T *qi;
2388 int old_qf_index; /* previous qf_index or zero */
2389 {
2390 win_T *win;
2391 int qf_index = qi->qf_lists[qi->qf_curlist].qf_index;
2392
2393 /*
2394 * Put the cursor on the current error in the quickfix window, so that
2395 * it's viewable.
2396 */
2397 win = qf_find_win(qi);
2398 if (win != NULL
2399 && qf_index <= win->w_buffer->b_ml.ml_line_count
2400 && old_qf_index != qf_index)
2401 {
2402 win_T *old_curwin = curwin;
2403
2404 curwin = win;
2405 curbuf = win->w_buffer;
2406 if (qf_index > old_qf_index)
2407 {
2408 curwin->w_redraw_top = old_qf_index;
2409 curwin->w_redraw_bot = qf_index;
2410 }
2411 else
2412 {
2413 curwin->w_redraw_top = qf_index;
2414 curwin->w_redraw_bot = old_qf_index;
2415 }
2416 curwin->w_cursor.lnum = qf_index;
2417 curwin->w_cursor.col = 0;
2418 update_topline(); /* scroll to show the line */
2419 redraw_later(VALID);
2420 curwin->w_redr_status = TRUE; /* update ruler */
2421 curwin = old_curwin;
2422 curbuf = curwin->w_buffer;
2423 }
2424 return win != NULL;
2425 }
2426
2427 /*
2428 * Check whether the given window is displaying the specified quickfix/location
2429 * list buffer
2430 */
2431 static int
2432 is_qf_win(win, qi)
2433 win_T *win;
2434 qf_info_T *qi;
2435 {
2436 /*
2437 * A window displaying the quickfix buffer will have the w_llist_ref field
2438 * set to NULL.
2439 * A window displaying a location list buffer will have the w_llist_ref
2440 * pointing to the location list.
2441 */
2442 if (bt_quickfix(win->w_buffer))
2443 if ((qi == &ql_info && win->w_llist_ref == NULL)
2444 || (qi != &ql_info && win->w_llist_ref == qi))
2445 return TRUE;
2446
2447 return FALSE;
2448 }
2449
2450 /*
2451 * Find a window displaying the quickfix/location list 'qi'
2452 * Searches in only the windows opened in the current tab.
2453 */
2454 static win_T *
2455 qf_find_win(qi)
2456 qf_info_T *qi;
2457 {
2458 win_T *win;
2459
2460 FOR_ALL_WINDOWS(win)
2461 if (is_qf_win(win, qi))
2462 break;
2463
2464 return win;
2465 }
2466
2467 /*
2468 * Find a quickfix buffer.
2469 * Searches in windows opened in all the tabs.
2470 */
2471 static buf_T *
2472 qf_find_buf(qi)
2473 qf_info_T *qi;
2474 {
2475 tabpage_T *tp;
2476 win_T *win;
2477
2478 FOR_ALL_TAB_WINDOWS(tp, win)
2479 if (is_qf_win(win, qi))
2480 return win->w_buffer;
2481
2482 return NULL;
2483 }
2484
2485 /*
2486 * Find the quickfix buffer. If it exists, update the contents.
2487 */
2488 static void
2489 qf_update_buffer(qi)
2490 qf_info_T *qi;
2491 {
2492 buf_T *buf;
2493 aco_save_T aco;
2494
2495 /* Check if a buffer for the quickfix list exists. Update it. */
2496 buf = qf_find_buf(qi);
2497 if (buf != NULL)
2498 {
2499 /* set curwin/curbuf to buf and save a few things */
2500 aucmd_prepbuf(&aco, buf);
2501
2502 qf_fill_buffer(qi);
2503
2504 /* restore curwin/curbuf and a few other things */
2505 aucmd_restbuf(&aco);
2506
2507 (void)qf_win_pos_update(qi, 0);
2508 }
2509 }
2510
2511 /*
2512 * Fill current buffer with quickfix errors, replacing any previous contents.
2513 * curbuf must be the quickfix buffer!
2514 */
2515 static void
2516 qf_fill_buffer(qi)
2517 qf_info_T *qi;
2518 {
2519 linenr_T lnum;
2520 qfline_T *qfp;
2521 buf_T *errbuf;
2522 int len;
2523 int old_KeyTyped = KeyTyped;
2524
2525 /* delete all existing lines */
2526 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0)
2527 (void)ml_delete((linenr_T)1, FALSE);
2528
2529 /* Check if there is anything to display */
2530 if (qi->qf_curlist < qi->qf_listcount)
2531 {
2532 /* Add one line for each error */
2533 qfp = qi->qf_lists[qi->qf_curlist].qf_start;
2534 for (lnum = 0; lnum < qi->qf_lists[qi->qf_curlist].qf_count; ++lnum)
2535 {
2536 if (qfp->qf_fnum != 0
2537 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL
2538 && errbuf->b_fname != NULL)
2539 {
2540 if (qfp->qf_type == 1) /* :helpgrep */
2541 STRCPY(IObuff, gettail(errbuf->b_fname));
2542 else
2543 STRCPY(IObuff, errbuf->b_fname);
2544 len = (int)STRLEN(IObuff);
2545 }
2546 else
2547 len = 0;
2548 IObuff[len++] = '|';
2549
2550 if (qfp->qf_lnum > 0)
2551 {
2552 sprintf((char *)IObuff + len, "%ld", qfp->qf_lnum);
2553 len += (int)STRLEN(IObuff + len);
2554
2555 if (qfp->qf_col > 0)
2556 {
2557 sprintf((char *)IObuff + len, " col %d", qfp->qf_col);
2558 len += (int)STRLEN(IObuff + len);
2559 }
2560
2561 sprintf((char *)IObuff + len, "%s",
2562 (char *)qf_types(qfp->qf_type, qfp->qf_nr));
2563 len += (int)STRLEN(IObuff + len);
2564 }
2565 else if (qfp->qf_pattern != NULL)
2566 {
2567 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len);
2568 len += (int)STRLEN(IObuff + len);
2569 }
2570 IObuff[len++] = '|';
2571 IObuff[len++] = ' ';
2572
2573 /* Remove newlines and leading whitespace from the text.
2574 * For an unrecognized line keep the indent, the compiler may
2575 * mark a word with ^^^^. */
2576 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text,
2577 IObuff + len, IOSIZE - len);
2578
2579 if (ml_append(lnum, IObuff, (colnr_T)STRLEN(IObuff) + 1, FALSE)
2580 == FAIL)
2581 break;
2582 qfp = qfp->qf_next;
2583 }
2584 /* Delete the empty line which is now at the end */
2585 (void)ml_delete(lnum + 1, FALSE);
2586 }
2587
2588 /* correct cursor position */
2589 check_lnums(TRUE);
2590
2591 /* Set the 'filetype' to "qf" each time after filling the buffer. This
2592 * resembles reading a file into a buffer, it's more logical when using
2593 * autocommands. */
2594 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL);
2595 curbuf->b_p_ma = FALSE;
2596
2597 #ifdef FEAT_AUTOCMD
2598 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL,
2599 FALSE, curbuf);
2600 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL,
2601 FALSE, curbuf);
2602 #endif
2603
2604 /* make sure it will be redrawn */
2605 redraw_curbuf_later(NOT_VALID);
2606
2607 /* Restore KeyTyped, setting 'filetype' may reset it. */
2608 KeyTyped = old_KeyTyped;
2609 }
2610
2611 #endif /* FEAT_WINDOWS */
2612
2613 /*
2614 * Return TRUE if "buf" is the quickfix buffer.
2615 */
2616 int
2617 bt_quickfix(buf)
2618 buf_T *buf;
2619 {
2620 return (buf->b_p_bt[0] == 'q');
2621 }
2622
2623 /*
2624 * Return TRUE if "buf" is a "nofile" or "acwrite" buffer.
2625 * This means the buffer name is not a file name.
2626 */
2627 int
2628 bt_nofile(buf)
2629 buf_T *buf;
2630 {
2631 return (buf->b_p_bt[0] == 'n' && buf->b_p_bt[2] == 'f')
2632 || buf->b_p_bt[0] == 'a';
2633 }
2634
2635 /*
2636 * Return TRUE if "buf" is a "nowrite" or "nofile" buffer.
2637 */
2638 int
2639 bt_dontwrite(buf)
2640 buf_T *buf;
2641 {
2642 return (buf->b_p_bt[0] == 'n');
2643 }
2644
2645 int
2646 bt_dontwrite_msg(buf)
2647 buf_T *buf;
2648 {
2649 if (bt_dontwrite(buf))
2650 {
2651 EMSG(_("E382: Cannot write, 'buftype' option is set"));
2652 return TRUE;
2653 }
2654 return FALSE;
2655 }
2656
2657 /*
2658 * Return TRUE if the buffer should be hidden, according to 'hidden', ":hide"
2659 * and 'bufhidden'.
2660 */
2661 int
2662 buf_hide(buf)
2663 buf_T *buf;
2664 {
2665 /* 'bufhidden' overrules 'hidden' and ":hide", check it first */
2666 switch (buf->b_p_bh[0])
2667 {
2668 case 'u': /* "unload" */
2669 case 'w': /* "wipe" */
2670 case 'd': return FALSE; /* "delete" */
2671 case 'h': return TRUE; /* "hide" */
2672 }
2673 return (p_hid || cmdmod.hide);
2674 }
2675
2676 /*
2677 * Return TRUE when using ":vimgrep" for ":grep".
2678 */
2679 int
2680 grep_internal(cmdidx)
2681 cmdidx_T cmdidx;
2682 {
2683 return ((cmdidx == CMD_grep
2684 || cmdidx == CMD_lgrep
2685 || cmdidx == CMD_grepadd
2686 || cmdidx == CMD_lgrepadd)
2687 && STRCMP("internal",
2688 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0);
2689 }
2690
2691 /*
2692 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd"
2693 */
2694 void
2695 ex_make(eap)
2696 exarg_T *eap;
2697 {
2698 char_u *fname;
2699 char_u *cmd;
2700 unsigned len;
2701 win_T *wp = NULL;
2702 qf_info_T *qi = &ql_info;
2703 int res;
2704 #ifdef FEAT_AUTOCMD
2705 char_u *au_name = NULL;
2706
2707 switch (eap->cmdidx)
2708 {
2709 case CMD_make: au_name = (char_u *)"make"; break;
2710 case CMD_lmake: au_name = (char_u *)"lmake"; break;
2711 case CMD_grep: au_name = (char_u *)"grep"; break;
2712 case CMD_lgrep: au_name = (char_u *)"lgrep"; break;
2713 case CMD_grepadd: au_name = (char_u *)"grepadd"; break;
2714 case CMD_lgrepadd: au_name = (char_u *)"lgrepadd"; break;
2715 default: break;
2716 }
2717 if (au_name != NULL)
2718 {
2719 apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name,
2720 curbuf->b_fname, TRUE, curbuf);
2721 # ifdef FEAT_EVAL
2722 if (did_throw || force_abort)
2723 return;
2724 # endif
2725 }
2726 #endif
2727
2728 /* Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". */
2729 if (grep_internal(eap->cmdidx))
2730 {
2731 ex_vimgrep(eap);
2732 return;
2733 }
2734
2735 if (eap->cmdidx == CMD_lmake || eap->cmdidx == CMD_lgrep
2736 || eap->cmdidx == CMD_lgrepadd)
2737 wp = curwin;
2738
2739 autowrite_all();
2740 fname = get_mef_name();
2741 if (fname == NULL)
2742 return;
2743 mch_remove(fname); /* in case it's not unique */
2744
2745 /*
2746 * If 'shellpipe' empty: don't redirect to 'errorfile'.
2747 */
2748 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(eap->arg) + 1;
2749 if (*p_sp != NUL)
2750 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3;
2751 cmd = alloc(len);
2752 if (cmd == NULL)
2753 return;
2754 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)eap->arg,
2755 (char *)p_shq);
2756 if (*p_sp != NUL)
2757 append_redir(cmd, p_sp, fname);
2758 /*
2759 * Output a newline if there's something else than the :make command that
2760 * was typed (in which case the cursor is in column 0).
2761 */
2762 if (msg_col == 0)
2763 msg_didout = FALSE;
2764 msg_start();
2765 MSG_PUTS(":!");
2766 msg_outtrans(cmd); /* show what we are doing */
2767
2768 /* let the shell know if we are redirecting output or not */
2769 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0);
2770
2771 #ifdef AMIGA
2772 out_flush();
2773 /* read window status report and redraw before message */
2774 (void)char_avail();
2775 #endif
2776
2777 res = qf_init(wp, fname, (eap->cmdidx != CMD_make
2778 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm,
2779 (eap->cmdidx != CMD_grepadd
2780 && eap->cmdidx != CMD_lgrepadd));
2781 #ifdef FEAT_AUTOCMD
2782 if (au_name != NULL)
2783 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name,
2784 curbuf->b_fname, TRUE, curbuf);
2785 #endif
2786 if (res > 0 && !eap->forceit)
2787 {
2788 if (wp != NULL)
2789 qi = GET_LOC_LIST(wp);
2790 qf_jump(qi, 0, 0, FALSE); /* display first error */
2791 }
2792
2793 mch_remove(fname);
2794 vim_free(fname);
2795 vim_free(cmd);
2796 }
2797
2798 /*
2799 * Return the name for the errorfile, in allocated memory.
2800 * Find a new unique name when 'makeef' contains "##".
2801 * Returns NULL for error.
2802 */
2803 static char_u *
2804 get_mef_name()
2805 {
2806 char_u *p;
2807 char_u *name;
2808 static int start = -1;
2809 static int off = 0;
2810 #ifdef HAVE_LSTAT
2811 struct stat sb;
2812 #endif
2813
2814 if (*p_mef == NUL)
2815 {
2816 name = vim_tempname('e');
2817 if (name == NULL)
2818 EMSG(_(e_notmp));
2819 return name;
2820 }
2821
2822 for (p = p_mef; *p; ++p)
2823 if (p[0] == '#' && p[1] == '#')
2824 break;
2825
2826 if (*p == NUL)
2827 return vim_strsave(p_mef);
2828
2829 /* Keep trying until the name doesn't exist yet. */
2830 for (;;)
2831 {
2832 if (start == -1)
2833 start = mch_get_pid();
2834 else
2835 off += 19;
2836
2837 name = alloc((unsigned)STRLEN(p_mef) + 30);
2838 if (name == NULL)
2839 break;
2840 STRCPY(name, p_mef);
2841 sprintf((char *)name + (p - p_mef), "%d%d", start, off);
2842 STRCAT(name, p + 2);
2843 if (mch_getperm(name) < 0
2844 #ifdef HAVE_LSTAT
2845 /* Don't accept a symbolic link, its a security risk. */
2846 && mch_lstat((char *)name, &sb) < 0
2847 #endif
2848 )
2849 break;
2850 vim_free(name);
2851 }
2852 return name;
2853 }
2854
2855 /*
2856 * ":cc", ":crewind", ":cfirst" and ":clast".
2857 * ":ll", ":lrewind", ":lfirst" and ":llast".
2858 */
2859 void
2860 ex_cc(eap)
2861 exarg_T *eap;
2862 {
2863 qf_info_T *qi = &ql_info;
2864
2865 if (eap->cmdidx == CMD_ll
2866 || eap->cmdidx == CMD_lrewind
2867 || eap->cmdidx == CMD_lfirst
2868 || eap->cmdidx == CMD_llast)
2869 {
2870 qi = GET_LOC_LIST(curwin);
2871 if (qi == NULL)
2872 {
2873 EMSG(_(e_loclist));
2874 return;
2875 }
2876 }
2877
2878 qf_jump(qi, 0,
2879 eap->addr_count > 0
2880 ? (int)eap->line2
2881 : (eap->cmdidx == CMD_cc || eap->cmdidx == CMD_ll)
2882 ? 0
2883 : (eap->cmdidx == CMD_crewind || eap->cmdidx == CMD_lrewind
2884 || eap->cmdidx == CMD_cfirst || eap->cmdidx == CMD_lfirst)
2885 ? 1
2886 : 32767,
2887 eap->forceit);
2888 }
2889
2890 /*
2891 * ":cnext", ":cnfile", ":cNext" and ":cprevious".
2892 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile".
2893 */
2894 void
2895 ex_cnext(eap)
2896 exarg_T *eap;
2897 {
2898 qf_info_T *qi = &ql_info;
2899
2900 if (eap->cmdidx == CMD_lnext
2901 || eap->cmdidx == CMD_lNext
2902 || eap->cmdidx == CMD_lprevious
2903 || eap->cmdidx == CMD_lnfile
2904 || eap->cmdidx == CMD_lNfile
2905 || eap->cmdidx == CMD_lpfile)
2906 {
2907 qi = GET_LOC_LIST(curwin);
2908 if (qi == NULL)
2909 {
2910 EMSG(_(e_loclist));
2911 return;
2912 }
2913 }
2914
2915 qf_jump(qi, (eap->cmdidx == CMD_cnext || eap->cmdidx == CMD_lnext)
2916 ? FORWARD
2917 : (eap->cmdidx == CMD_cnfile || eap->cmdidx == CMD_lnfile)
2918 ? FORWARD_FILE
2919 : (eap->cmdidx == CMD_cpfile || eap->cmdidx == CMD_lpfile
2920 || eap->cmdidx == CMD_cNfile || eap->cmdidx == CMD_lNfile)
2921 ? BACKWARD_FILE
2922 : BACKWARD,
2923 eap->addr_count > 0 ? (int)eap->line2 : 1, eap->forceit);
2924 }
2925
2926 /*
2927 * ":cfile"/":cgetfile"/":caddfile" commands.
2928 * ":lfile"/":lgetfile"/":laddfile" commands.
2929 */
2930 void
2931 ex_cfile(eap)
2932 exarg_T *eap;
2933 {
2934 win_T *wp = NULL;
2935 qf_info_T *qi = &ql_info;
2936
2937 if (eap->cmdidx == CMD_lfile || eap->cmdidx == CMD_lgetfile
2938 || eap->cmdidx == CMD_laddfile)
2939 wp = curwin;
2940
2941 if (*eap->arg != NUL)
2942 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0);
2943
2944 /*
2945 * This function is used by the :cfile, :cgetfile and :caddfile
2946 * commands.
2947 * :cfile always creates a new quickfix list and jumps to the
2948 * first error.
2949 * :cgetfile creates a new quickfix list but doesn't jump to the
2950 * first error.
2951 * :caddfile adds to an existing quickfix list. If there is no
2952 * quickfix list then a new list is created.
2953 */
2954 if (qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile
2955 && eap->cmdidx != CMD_laddfile)) > 0
2956 && (eap->cmdidx == CMD_cfile
2957 || eap->cmdidx == CMD_lfile))
2958 {
2959 if (wp != NULL)
2960 qi = GET_LOC_LIST(wp);
2961 qf_jump(qi, 0, 0, eap->forceit); /* display first error */
2962 }
2963 }
2964
2965 /*
2966 * ":vimgrep {pattern} file(s)"
2967 * ":vimgrepadd {pattern} file(s)"
2968 * ":lvimgrep {pattern} file(s)"
2969 * ":lvimgrepadd {pattern} file(s)"
2970 */
2971 void
2972 ex_vimgrep(eap)
2973 exarg_T *eap;
2974 {
2975 regmmatch_T regmatch;
2976 int fcount;
2977 char_u **fnames;
2978 char_u *fname;
2979 char_u *s;
2980 char_u *p;
2981 int fi;
2982 qf_info_T *qi = &ql_info;
2983 qfline_T *prevp = NULL;
2984 long lnum;
2985 buf_T *buf;
2986 int duplicate_name = FALSE;
2987 int using_dummy;
2988 int redraw_for_dummy = FALSE;
2989 int found_match;
2990 buf_T *first_match_buf = NULL;
2991 time_t seconds = 0;
2992 int save_mls;
2993 #if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
2994 char_u *save_ei = NULL;
2995 #endif
2996 aco_save_T aco;
2997 #ifdef FEAT_AUTOCMD
2998 char_u *au_name = NULL;
2999 int flags = 0;
3000 colnr_T col;
3001 long tomatch;
3002 char_u dirname_start[MAXPATHL];
3003 char_u dirname_now[MAXPATHL];
3004 char_u *target_dir = NULL;
3005
3006 switch (eap->cmdidx)
3007 {
3008 case CMD_vimgrep: au_name = (char_u *)"vimgrep"; break;
3009 case CMD_lvimgrep: au_name = (char_u *)"lvimgrep"; break;
3010 case CMD_vimgrepadd: au_name = (char_u *)"vimgrepadd"; break;
3011 case CMD_lvimgrepadd: au_name = (char_u *)"lvimgrepadd"; break;
3012 default: break;
3013 }
3014 if (au_name != NULL)
3015 {
3016 apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name,
3017 curbuf->b_fname, TRUE, curbuf);
3018 if (did_throw || force_abort)
3019 return;
3020 }
3021 #endif
3022
3023 if (eap->cmdidx == CMD_lgrep
3024 || eap->cmdidx == CMD_lvimgrep
3025 || eap->cmdidx == CMD_lgrepadd
3026 || eap->cmdidx == CMD_lvimgrepadd)
3027 {
3028 qi = ll_get_or_alloc_list(curwin);
3029 if (qi == NULL)
3030 return;
3031 }
3032
3033 if (eap->addr_count > 0)
3034 tomatch = eap->line2;
3035 else
3036 tomatch = MAXLNUM;
3037
3038 /* Get the search pattern: either white-separated or enclosed in // */
3039 regmatch.regprog = NULL;
3040 p = skip_vimgrep_pat(eap->arg, &s, &flags);
3041 if (p == NULL)
3042 {
3043 EMSG(_(e_invalpat));
3044 goto theend;
3045 }
3046 regmatch.regprog = vim_regcomp(s, RE_MAGIC);
3047 if (regmatch.regprog == NULL)
3048 goto theend;
3049 regmatch.rmm_ic = p_ic;
3050 regmatch.rmm_maxcol = 0;
3051
3052 p = skipwhite(p);
3053 if (*p == NUL)
3054 {
3055 EMSG(_("E683: File name missing or invalid pattern"));
3056 goto theend;
3057 }
3058
3059 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd &&
3060 eap->cmdidx != CMD_vimgrepadd && eap->cmdidx != CMD_lvimgrepadd)
3061 || qi->qf_curlist == qi->qf_listcount)
3062 /* make place for a new list */
3063 qf_new_list(qi);
3064 else if (qi->qf_lists[qi->qf_curlist].qf_count > 0)
3065 /* Adding to existing list, find last entry. */
3066 for (prevp = qi->qf_lists[qi->qf_curlist].qf_start;
3067 prevp->qf_next != prevp; prevp = prevp->qf_next)
3068 ;
3069
3070 /* parse the list of arguments */
3071 if (get_arglist_exp(p, &fcount, &fnames) == FAIL)
3072 goto theend;
3073 if (fcount == 0)
3074 {
3075 EMSG(_(e_nomatch));
3076 goto theend;
3077 }
3078
3079 /* Remember the current directory, because a BufRead autocommand that does
3080 * ":lcd %:p:h" changes the meaning of short path names. */
3081 mch_dirname(dirname_start, MAXPATHL);
3082
3083 seconds = (time_t)0;
3084 for (fi = 0; fi < fcount && !got_int && tomatch > 0; ++fi)
3085 {
3086 fname = shorten_fname1(fnames[fi]);
3087 if (time(NULL) > seconds)
3088 {
3089 /* Display the file name every second or so, show the user we are
3090 * working on it. */
3091 seconds = time(NULL);
3092 msg_start();
3093 p = msg_strtrunc(fname, TRUE);
3094 if (p == NULL)
3095 msg_outtrans(fname);
3096 else
3097 {
3098 msg_outtrans(p);
3099 vim_free(p);
3100 }
3101 msg_clr_eos();
3102 msg_didout = FALSE; /* overwrite this message */
3103 msg_nowait = TRUE; /* don't wait for this message */
3104 msg_col = 0;
3105 out_flush();
3106 }
3107
3108 buf = buflist_findname_exp(fnames[fi]);
3109 if (buf == NULL || buf->b_ml.ml_mfp == NULL)
3110 {
3111 /* Remember that a buffer with this name already exists. */
3112 duplicate_name = (buf != NULL);
3113 using_dummy = TRUE;
3114 redraw_for_dummy = TRUE;
3115
3116 #if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
3117 /* Don't do Filetype autocommands to avoid loading syntax and
3118 * indent scripts, a great speed improvement. */
3119 save_ei = au_event_disable(",Filetype");
3120 #endif
3121 /* Don't use modelines here, it's useless. */
3122 save_mls = p_mls;
3123 p_mls = 0;
3124
3125 /* Load file into a buffer, so that 'fileencoding' is detected,
3126 * autocommands applied, etc. */
3127 buf = load_dummy_buffer(fname);
3128
3129 /* When autocommands changed directory: go back. We assume it was
3130 * ":lcd %:p:h". */
3131 mch_dirname(dirname_now, MAXPATHL);
3132 if (STRCMP(dirname_start, dirname_now) != 0)
3133 {
3134 exarg_T ea;
3135
3136 ea.arg = dirname_start;
3137 ea.cmdidx = CMD_lcd;
3138 ex_cd(&ea);
3139 }
3140
3141 p_mls = save_mls;
3142 #if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
3143 au_event_restore(save_ei);
3144 #endif
3145 }
3146 else
3147 /* Use existing, loaded buffer. */
3148 using_dummy = FALSE;
3149
3150 if (buf == NULL)
3151 {
3152 if (!got_int)
3153 smsg((char_u *)_("Cannot open file \"%s\""), fname);
3154 }
3155 else
3156 {
3157 /* Try for a match in all lines of the buffer.
3158 * For ":1vimgrep" look for first match only. */
3159 found_match = FALSE;
3160 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && tomatch > 0;
3161 ++lnum)
3162 {
3163 col = 0;
3164 while (vim_regexec_multi(&regmatch, curwin, buf, lnum,
3165 col, NULL) > 0)
3166 {
3167 ;
3168 if (qf_add_entry(qi, &prevp,
3169 NULL, /* dir */
3170 fname,
3171 0,
3172 ml_get_buf(buf,
3173 regmatch.startpos[0].lnum + lnum, FALSE),
3174 regmatch.startpos[0].lnum + lnum,
3175 regmatch.startpos[0].col + 1,
3176 FALSE, /* vis_col */
3177 NULL, /* search pattern */
3178 0, /* nr */
3179 0, /* type */
3180 TRUE /* valid */
3181 ) == FAIL)
3182 {
3183 got_int = TRUE;
3184 break;
3185 }
3186 found_match = TRUE;
3187 if (--tomatch == 0)
3188 break;
3189 if ((flags & VGR_GLOBAL) == 0
3190 || regmatch.endpos[0].lnum > 0)
3191 break;
3192 col = regmatch.endpos[0].col
3193 + (col == regmatch.endpos[0].col);
3194 if (col > STRLEN(ml_get_buf(buf, lnum, FALSE)))
3195 break;
3196 }
3197 line_breakcheck();
3198 if (got_int)
3199 break;
3200 }
3201
3202 if (using_dummy)
3203 {
3204 if (found_match && first_match_buf == NULL)
3205 first_match_buf = buf;
3206 if (duplicate_name)
3207 {
3208 /* Never keep a dummy buffer if there is another buffer
3209 * with the same name. */
3210 wipe_dummy_buffer(buf);
3211 buf = NULL;
3212 }
3213 else if (!cmdmod.hide
3214 || buf->b_p_bh[0] == 'u' /* "unload" */
3215 || buf->b_p_bh[0] == 'w' /* "wipe" */
3216 || buf->b_p_bh[0] == 'd') /* "delete" */
3217 {
3218 /* When no match was found we don't need to remember the
3219 * buffer, wipe it out. If there was a match and it
3220 * wasn't the first one or we won't jump there: only
3221 * unload the buffer.
3222 * Ignore 'hidden' here, because it may lead to having too
3223 * many swap files. */
3224 if (!found_match)
3225 {
3226 wipe_dummy_buffer(buf);
3227 buf = NULL;
3228 }
3229 else if (buf != first_match_buf || (flags & VGR_NOJUMP))
3230 {
3231 unload_dummy_buffer(buf);
3232 buf = NULL;
3233 }
3234 }
3235
3236 if (buf != NULL)
3237 {
3238 /* If the buffer is still loaded we need to use the
3239 * directory we jumped to below. */
3240 if (buf == first_match_buf
3241 && target_dir == NULL
3242 && STRCMP(dirname_start, dirname_now) != 0)
3243 target_dir = vim_strsave(dirname_now);
3244
3245 /* The buffer is still loaded, the Filetype autocommands
3246 * need to be done now, in that buffer. And the modelines
3247 * need to be done (again). But not the window-local
3248 * options! */
3249 aucmd_prepbuf(&aco, buf);
3250 #if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
3251 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft,
3252 buf->b_fname, TRUE, buf);
3253 #endif
3254 do_modelines(OPT_NOWIN);
3255 aucmd_restbuf(&aco);
3256 }
3257 }
3258 }
3259 }
3260
3261 FreeWild(fcount, fnames);
3262
3263 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE;
3264 qi->qf_lists[qi->qf_curlist].qf_ptr = qi->qf_lists[qi->qf_curlist].qf_start;
3265 qi->qf_lists[qi->qf_curlist].qf_index = 1;
3266
3267 #ifdef FEAT_WINDOWS
3268 qf_update_buffer(qi);
3269 #endif
3270
3271 #ifdef FEAT_AUTOCMD
3272 if (au_name != NULL)
3273 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name,
3274 curbuf->b_fname, TRUE, curbuf);
3275 #endif
3276
3277 /* Jump to first match. */
3278 if (qi->qf_lists[qi->qf_curlist].qf_count > 0)
3279 {
3280 if ((flags & VGR_NOJUMP) == 0)
3281 {
3282 buf = curbuf;
3283 qf_jump(qi, 0, 0, eap->forceit);
3284 if (buf != curbuf)
3285 /* If we jumped to another buffer redrawing will already be
3286 * taken care of. */
3287 redraw_for_dummy = FALSE;
3288
3289 /* Jump to the directory used after loading the buffer. */
3290 if (curbuf == first_match_buf && target_dir != NULL)
3291 {
3292 exarg_T ea;
3293
3294 ea.arg = target_dir;
3295 ea.cmdidx = CMD_lcd;
3296 ex_cd(&ea);
3297 }
3298 }
3299 }
3300 else
3301 EMSG2(_(e_nomatch2), s);
3302
3303 /* If we loaded a dummy buffer into the current window, the autocommands
3304 * may have messed up things, need to redraw and recompute folds. */
3305 if (redraw_for_dummy)
3306 {
3307 #ifdef FEAT_FOLDING
3308 foldUpdateAll(curwin);
3309 #else
3310 redraw_later(NOT_VALID);
3311 #endif
3312 }
3313
3314 theend:
3315 vim_free(target_dir);
3316 vim_free(regmatch.regprog);
3317 }
3318
3319 /*
3320 * Skip over the pattern argument of ":vimgrep /pat/[g][j]".
3321 * Put the start of the pattern in "*s", unless "s" is NULL.
3322 * If "flags" is not NULL put the flags in it: VGR_GLOBAL, VGR_NOJUMP.
3323 * If "s" is not NULL terminate the pattern with a NUL.
3324 * Return a pointer to the char just past the pattern plus flags.
3325 */
3326 char_u *
3327 skip_vimgrep_pat(p, s, flags)
3328 char_u *p;
3329 char_u **s;
3330 int *flags;
3331 {
3332 int c;
3333
3334 if (vim_isIDc(*p))
3335 {
3336 /* ":vimgrep pattern fname" */
3337 if (s != NULL)
3338 *s = p;
3339 p = skiptowhite(p);
3340 if (s != NULL && *p != NUL)
3341 *p++ = NUL;
3342 }
3343 else
3344 {
3345 /* ":vimgrep /pattern/[g][j] fname" */
3346 if (s != NULL)
3347 *s = p + 1;
3348 c = *p;
3349 p = skip_regexp(p + 1, c, TRUE, NULL);
3350 if (*p != c)
3351 return NULL;
3352
3353 /* Truncate the pattern. */
3354 if (s != NULL)
3355 *p = NUL;
3356 ++p;
3357
3358 /* Find the flags */
3359 while (*p == 'g' || *p == 'j')
3360 {
3361 if (flags != NULL)
3362 {
3363 if (*p == 'g')
3364 *flags |= VGR_GLOBAL;
3365 else
3366 *flags |= VGR_NOJUMP;
3367 }
3368 ++p;
3369 }
3370 }
3371 return p;
3372 }
3373
3374 /*
3375 * Load file "fname" into a dummy buffer and return the buffer pointer.
3376 * Returns NULL if it fails.
3377 * Must call unload_dummy_buffer() or wipe_dummy_buffer() later!
3378 */
3379 static buf_T *
3380 load_dummy_buffer(fname)
3381 char_u *fname;
3382 {
3383 buf_T *newbuf;
3384 int failed = TRUE;
3385 aco_save_T aco;
3386
3387 /* Allocate a buffer without putting it in the buffer list. */
3388 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
3389 if (newbuf == NULL)
3390 return NULL;
3391
3392 /* Init the options. */
3393 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP);
3394
3395 /* set curwin/curbuf to buf and save a few things */
3396 aucmd_prepbuf(&aco, newbuf);
3397
3398 /* Need to set the filename for autocommands. */
3399 (void)setfname(curbuf, fname, NULL, FALSE);
3400
3401 if (ml_open(curbuf) == OK)
3402 {
3403 /* Create swap file now to avoid the ATTENTION message. */
3404 check_need_swap(TRUE);
3405
3406 /* Remove the "dummy" flag, otherwise autocommands may not
3407 * work. */
3408 curbuf->b_flags &= ~BF_DUMMY;
3409
3410 if (readfile(fname, NULL,
3411 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM,
3412 NULL, READ_NEW | READ_DUMMY) == OK
3413 && !got_int
3414 && !(curbuf->b_flags & BF_NEW))
3415 {
3416 failed = FALSE;
3417 if (curbuf != newbuf)
3418 {
3419 /* Bloody autocommands changed the buffer! */
3420 if (buf_valid(newbuf))
3421 wipe_buffer(newbuf, FALSE);
3422 newbuf = curbuf;
3423 }
3424 }
3425 }
3426
3427 /* restore curwin/curbuf and a few other things */
3428 aucmd_restbuf(&aco);
3429
3430 if (!buf_valid(newbuf))
3431 return NULL;
3432 if (failed)
3433 {
3434 wipe_dummy_buffer(newbuf);
3435 return NULL;
3436 }
3437 return newbuf;
3438 }
3439
3440 /*
3441 * Wipe out the dummy buffer that load_dummy_buffer() created.
3442 */
3443 static void
3444 wipe_dummy_buffer(buf)
3445 buf_T *buf;
3446 {
3447 if (curbuf != buf) /* safety check */
3448 {
3449 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
3450 cleanup_T cs;
3451
3452 /* Reset the error/interrupt/exception state here so that aborting()
3453 * returns FALSE when wiping out the buffer. Otherwise it doesn't
3454 * work when got_int is set. */
3455 enter_cleanup(&cs);
3456 #endif
3457
3458 wipe_buffer(buf, FALSE);
3459
3460 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
3461 /* Restore the error/interrupt/exception state if not discarded by a
3462 * new aborting error, interrupt, or uncaught exception. */
3463 leave_cleanup(&cs);
3464 #endif
3465 }
3466 }
3467
3468 /*
3469 * Unload the dummy buffer that load_dummy_buffer() created.
3470 */
3471 static void
3472 unload_dummy_buffer(buf)
3473 buf_T *buf;
3474 {
3475 if (curbuf != buf) /* safety check */
3476 close_buffer(NULL, buf, DOBUF_UNLOAD);
3477 }
3478
3479 #if defined(FEAT_EVAL) || defined(PROTO)
3480 /*
3481 * Add each quickfix error to list "list" as a dictionary.
3482 */
3483 int
3484 get_errorlist(wp, list)
3485 win_T *wp;
3486 list_T *list;
3487 {
3488 qf_info_T *qi = &ql_info;
3489 dict_T *dict;
3490 char_u buf[2];
3491 qfline_T *qfp;
3492 int i;
3493 int bufnum;
3494
3495 if (wp != NULL)
3496 {
3497 qi = GET_LOC_LIST(wp);
3498 if (qi == NULL)
3499 return FAIL;
3500 }
3501
3502 if (qi->qf_curlist >= qi->qf_listcount
3503 || qi->qf_lists[qi->qf_curlist].qf_count == 0)
3504 return FAIL;
3505
3506 qfp = qi->qf_lists[qi->qf_curlist].qf_start;
3507 for (i = 1; !got_int && i <= qi->qf_lists[qi->qf_curlist].qf_count; ++i)
3508 {
3509 /* Handle entries with a non-existing buffer number. */
3510 bufnum = qfp->qf_fnum;
3511 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL))
3512 bufnum = 0;
3513
3514 if ((dict = dict_alloc()) == NULL)
3515 return FAIL;
3516 if (list_append_dict(list, dict) == FAIL)
3517 return FAIL;
3518
3519 buf[0] = qfp->qf_type;
3520 buf[1] = NUL;
3521 if ( dict_add_nr_str(dict, "bufnr", (long)bufnum, NULL) == FAIL
3522 || dict_add_nr_str(dict, "lnum", (long)qfp->qf_lnum, NULL) == FAIL
3523 || dict_add_nr_str(dict, "col", (long)qfp->qf_col, NULL) == FAIL
3524 || dict_add_nr_str(dict, "vcol", (long)qfp->qf_viscol, NULL) == FAIL
3525 || dict_add_nr_str(dict, "nr", (long)qfp->qf_nr, NULL) == FAIL
3526 || dict_add_nr_str(dict, "pattern", 0L,
3527 qfp->qf_pattern == NULL ? (char_u *)"" : qfp->qf_pattern) == FAIL
3528 || dict_add_nr_str(dict, "text", 0L,
3529 qfp->qf_text == NULL ? (char_u *)"" : qfp->qf_text) == FAIL
3530 || dict_add_nr_str(dict, "type", 0L, buf) == FAIL
3531 || dict_add_nr_str(dict, "valid", (long)qfp->qf_valid, NULL) == FAIL)
3532 return FAIL;
3533
3534 qfp = qfp->qf_next;
3535 }
3536 return OK;
3537 }
3538
3539 /*
3540 * Populate the quickfix list with the items supplied in the list
3541 * of dictionaries.
3542 */
3543 int
3544 set_errorlist(wp, list, action)
3545 win_T *wp;
3546 list_T *list;
3547 int action;
3548 {
3549 listitem_T *li;
3550 dict_T *d;
3551 char_u *filename, *pattern, *text, *type;
3552 int bufnum;
3553 long lnum;
3554 int col, nr;
3555 int vcol;
3556 qfline_T *prevp = NULL;
3557 int valid, status;
3558 int retval = OK;
3559 qf_info_T *qi = &ql_info;
3560 int did_bufnr_emsg = FALSE;
3561
3562 if (wp != NULL)
3563 {
3564 qi = ll_get_or_alloc_list(wp);
3565 if (qi == NULL)
3566 return FAIL;
3567 }
3568
3569 if (action == ' ' || qi->qf_curlist == qi->qf_listcount)
3570 /* make place for a new list */
3571 qf_new_list(qi);
3572 else if (action == 'a' && qi->qf_lists[qi->qf_curlist].qf_count > 0)
3573 /* Adding to existing list, find last entry. */
3574 for (prevp = qi->qf_lists[qi->qf_curlist].qf_start;
3575 prevp->qf_next != prevp; prevp = prevp->qf_next)
3576 ;
3577 else if (action == 'r')
3578 qf_free(qi, qi->qf_curlist);
3579
3580 for (li = list->lv_first; li != NULL; li = li->li_next)
3581 {
3582 if (li->li_tv.v_type != VAR_DICT)
3583 continue; /* Skip non-dict items */
3584
3585 d = li->li_tv.vval.v_dict;
3586 if (d == NULL)
3587 continue;
3588
3589 filename = get_dict_string(d, (char_u *)"filename", TRUE);
3590 bufnum = get_dict_number(d, (char_u *)"bufnr");
3591 lnum = get_dict_number(d, (char_u *)"lnum");
3592 col = get_dict_number(d, (char_u *)"col");
3593 vcol = get_dict_number(d, (char_u *)"vcol");
3594 nr = get_dict_number(d, (char_u *)"nr");
3595 type = get_dict_string(d, (char_u *)"type", TRUE);
3596 pattern = get_dict_string(d, (char_u *)"pattern", TRUE);
3597 text = get_dict_string(d, (char_u *)"text", TRUE);
3598 if (text == NULL)
3599 text = vim_strsave((char_u *)"");
3600
3601 valid = TRUE;
3602 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL))
3603 valid = FALSE;
3604
3605 /* Mark entries with non-existing buffer number as not valid. Give the
3606 * error message only once. */
3607 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL))
3608 {
3609 if (!did_bufnr_emsg)
3610 {
3611 did_bufnr_emsg = TRUE;
3612 EMSGN(_("E92: Buffer %ld not found"), bufnum);
3613 }
3614 valid = FALSE;
3615 bufnum = 0;
3616 }
3617
3618 status = qf_add_entry(qi, &prevp,
3619 NULL, /* dir */
3620 filename,
3621 bufnum,
3622 text,
3623 lnum,
3624 col,
3625 vcol, /* vis_col */
3626 pattern, /* search pattern */
3627 nr,
3628 type == NULL ? NUL : *type,
3629 valid);
3630
3631 vim_free(filename);
3632 vim_free(pattern);
3633 vim_free(text);
3634 vim_free(type);
3635
3636 if (status == FAIL)
3637 {
3638 retval = FAIL;
3639 break;
3640 }
3641 }
3642
3643 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE;
3644 qi->qf_lists[qi->qf_curlist].qf_ptr = qi->qf_lists[qi->qf_curlist].qf_start;
3645 qi->qf_lists[qi->qf_curlist].qf_index = 1;
3646
3647 #ifdef FEAT_WINDOWS
3648 qf_update_buffer(qi);
3649 #endif
3650
3651 return retval;
3652 }
3653 #endif
3654
3655 /*
3656 * ":[range]cbuffer [bufnr]" command.
3657 * ":[range]caddbuffer [bufnr]" command.
3658 * ":[range]cgetbuffer [bufnr]" command.
3659 * ":[range]lbuffer [bufnr]" command.
3660 * ":[range]laddbuffer [bufnr]" command.
3661 * ":[range]lgetbuffer [bufnr]" command.
3662 */
3663 void
3664 ex_cbuffer(eap)
3665 exarg_T *eap;
3666 {
3667 buf_T *buf = NULL;
3668 qf_info_T *qi = &ql_info;
3669
3670 if (eap->cmdidx == CMD_lbuffer || eap->cmdidx == CMD_lgetbuffer
3671 || eap->cmdidx == CMD_laddbuffer)
3672 {
3673 qi = ll_get_or_alloc_list(curwin);
3674 if (qi == NULL)
3675 return;
3676 }
3677
3678 if (*eap->arg == NUL)
3679 buf = curbuf;
3680 else if (*skipwhite(skipdigits(eap->arg)) == NUL)
3681 buf = buflist_findnr(atoi((char *)eap->arg));
3682 if (buf == NULL)
3683 EMSG(_(e_invarg));
3684 else if (buf->b_ml.ml_mfp == NULL)
3685 EMSG(_("E681: Buffer is not loaded"));
3686 else
3687 {
3688 if (eap->addr_count == 0)
3689 {
3690 eap->line1 = 1;
3691 eap->line2 = buf->b_ml.ml_line_count;
3692 }
3693 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count
3694 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count)
3695 EMSG(_(e_invrange));
3696 else
3697 {
3698 if (qf_init_ext(qi, NULL, buf, NULL, p_efm,
3699 (eap->cmdidx != CMD_caddbuffer
3700 && eap->cmdidx != CMD_laddbuffer),
3701 eap->line1, eap->line2) > 0
3702 && (eap->cmdidx == CMD_cbuffer
3703 || eap->cmdidx == CMD_lbuffer))
3704 qf_jump(qi, 0, 0, eap->forceit); /* display first error */
3705 }
3706 }
3707 }
3708
3709 #if defined(FEAT_EVAL) || defined(PROTO)
3710 /*
3711 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command.
3712 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command.
3713 */
3714 void
3715 ex_cexpr(eap)
3716 exarg_T *eap;
3717 {
3718 typval_T *tv;
3719 qf_info_T *qi = &ql_info;
3720
3721 if (eap->cmdidx == CMD_lexpr || eap->cmdidx == CMD_lgetexpr
3722 || eap->cmdidx == CMD_laddexpr)
3723 {
3724 qi = ll_get_or_alloc_list(curwin);
3725 if (qi == NULL)
3726 return;
3727 }
3728
3729 /* Evaluate the expression. When the result is a string or a list we can
3730 * use it to fill the errorlist. */
3731 tv = eval_expr(eap->arg, NULL);
3732 if (tv != NULL)
3733 {
3734 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL)
3735 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL))
3736 {
3737 if (qf_init_ext(qi, NULL, NULL, tv, p_efm,
3738 (eap->cmdidx != CMD_caddexpr
3739 && eap->cmdidx != CMD_laddexpr),
3740 (linenr_T)0, (linenr_T)0) > 0
3741 && (eap->cmdidx == CMD_cexpr
3742 || eap->cmdidx == CMD_lexpr))
3743 qf_jump(qi, 0, 0, eap->forceit); /* display first error */
3744 }
3745 else
3746 EMSG(_("E777: String or List expected"));
3747 free_tv(tv);
3748 }
3749 }
3750 #endif
3751
3752 /*
3753 * ":helpgrep {pattern}"
3754 */
3755 void
3756 ex_helpgrep(eap)
3757 exarg_T *eap;
3758 {
3759 regmatch_T regmatch;
3760 char_u *save_cpo;
3761 char_u *p;
3762 int fcount;
3763 char_u **fnames;
3764 FILE *fd;
3765 int fi;
3766 qfline_T *prevp = NULL;
3767 long lnum;
3768 #ifdef FEAT_MULTI_LANG
3769 char_u *lang;
3770 #endif
3771 qf_info_T *qi = &ql_info;
3772 int new_qi = FALSE;
3773 win_T *wp;
3774
3775 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
3776 save_cpo = p_cpo;
3777 p_cpo = (char_u *)"";
3778
3779 #ifdef FEAT_MULTI_LANG
3780 /* Check for a specified language */
3781 lang = check_help_lang(eap->arg);
3782 #endif
3783
3784 if (eap->cmdidx == CMD_lhelpgrep)
3785 {
3786 /* Find an existing help window */
3787 FOR_ALL_WINDOWS(wp)
3788 if (wp->w_buffer != NULL && wp->w_buffer->b_help)
3789 break;
3790
3791 if (wp == NULL) /* Help window not found */
3792 qi = NULL;
3793 else
3794 qi = wp->w_llist;
3795
3796 if (qi == NULL)
3797 {
3798 /* Allocate a new location list for help text matches */
3799 if ((qi = ll_new_list()) == NULL)
3800 return;
3801 new_qi = TRUE;
3802 }
3803 }
3804
3805 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING);
3806 regmatch.rm_ic = FALSE;
3807 if (regmatch.regprog != NULL)
3808 {
3809 /* create a new quickfix list */
3810 qf_new_list(qi);
3811
3812 /* Go through all directories in 'runtimepath' */
3813 p = p_rtp;
3814 while (*p != NUL && !got_int)
3815 {
3816 copy_option_part(&p, NameBuff, MAXPATHL, ",");
3817
3818 /* Find all "*.txt" and "*.??x" files in the "doc" directory. */
3819 add_pathsep(NameBuff);
3820 STRCAT(NameBuff, "doc/*.\\(txt\\|??x\\)");
3821 if (gen_expand_wildcards(1, &NameBuff, &fcount,
3822 &fnames, EW_FILE|EW_SILENT) == OK
3823 && fcount > 0)
3824 {
3825 for (fi = 0; fi < fcount && !got_int; ++fi)
3826 {
3827 #ifdef FEAT_MULTI_LANG
3828 /* Skip files for a different language. */
3829 if (lang != NULL
3830 && STRNICMP(lang, fnames[fi]
3831 + STRLEN(fnames[fi]) - 3, 2) != 0
3832 && !(STRNICMP(lang, "en", 2) == 0
3833 && STRNICMP("txt", fnames[fi]
3834 + STRLEN(fnames[fi]) - 3, 3) == 0))
3835 continue;
3836 #endif
3837 fd = mch_fopen((char *)fnames[fi], "r");
3838 if (fd != NULL)
3839 {
3840 lnum = 1;
3841 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int)
3842 {
3843 if (vim_regexec(&regmatch, IObuff, (colnr_T)0))
3844 {
3845 int l = (int)STRLEN(IObuff);
3846
3847 /* remove trailing CR, LF, spaces, etc. */
3848 while (l > 0 && IObuff[l - 1] <= ' ')
3849 IObuff[--l] = NUL;
3850
3851 if (qf_add_entry(qi, &prevp,
3852 NULL, /* dir */
3853 fnames[fi],
3854 0,
3855 IObuff,
3856 lnum,
3857 (int)(regmatch.startp[0] - IObuff)
3858 + 1, /* col */
3859 FALSE, /* vis_col */
3860 NULL, /* search pattern */
3861 0, /* nr */
3862 1, /* type */
3863 TRUE /* valid */
3864 ) == FAIL)
3865 {
3866 got_int = TRUE;
3867 break;
3868 }
3869 }
3870 ++lnum;
3871 line_breakcheck();
3872 }
3873 fclose(fd);
3874 }
3875 }
3876 FreeWild(fcount, fnames);
3877 }
3878 }
3879 vim_free(regmatch.regprog);
3880
3881 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE;
3882 qi->qf_lists[qi->qf_curlist].qf_ptr =
3883 qi->qf_lists[qi->qf_curlist].qf_start;
3884 qi->qf_lists[qi->qf_curlist].qf_index = 1;
3885 }
3886
3887 p_cpo = save_cpo;
3888
3889 #ifdef FEAT_WINDOWS
3890 qf_update_buffer(qi);
3891 #endif
3892
3893 /* Jump to first match. */
3894 if (qi->qf_lists[qi->qf_curlist].qf_count > 0)
3895 qf_jump(qi, 0, 0, FALSE);
3896 else
3897 EMSG2(_(e_nomatch2), eap->arg);
3898
3899 if (eap->cmdidx == CMD_lhelpgrep)
3900 {
3901 /* If the help window is not opened or if it already points to the
3902 * correct location list, then free the new location list. */
3903 if (!curwin->w_buffer->b_help || curwin->w_llist == qi)
3904 {
3905 if (new_qi)
3906 ll_free_all(&qi);
3907 }
3908 else if (curwin->w_llist == NULL)
3909 curwin->w_llist = qi;
3910 }
3911 }
3912
3913 #endif /* FEAT_QUICKFIX */
Vim for the Mac