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Merge branch 'vim'
[vim_extended.git] / src / quickfix.c
blob8fef225e97de7042c9aa9ba21cda439e5f92fd90
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 STRMOVE(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 unsigned old_swb_flags = swb_flags;
1419 int opened_window = FALSE;
1420 win_T *win;
1421 win_T *altwin;
1422 int flags;
1423 #endif
1424 win_T *oldwin = curwin;
1425 int print_message = TRUE;
1426 int len;
1427 #ifdef FEAT_FOLDING
1428 int old_KeyTyped = KeyTyped; /* getting file may reset it */
1429 #endif
1430 int ok = OK;
1431 int usable_win;
1432
1433 if (qi == NULL)
1434 qi = &ql_info;
1435
1436 if (qi->qf_curlist >= qi->qf_listcount
1437 || qi->qf_lists[qi->qf_curlist].qf_count == 0)
1438 {
1439 EMSG(_(e_quickfix));
1440 return;
1441 }
1442
1443 qf_ptr = qi->qf_lists[qi->qf_curlist].qf_ptr;
1444 old_qf_ptr = qf_ptr;
1445 qf_index = qi->qf_lists[qi->qf_curlist].qf_index;
1446 old_qf_index = qf_index;
1447 if (dir == FORWARD || dir == FORWARD_FILE) /* next valid entry */
1448 {
1449 while (errornr--)
1450 {
1451 old_qf_ptr = qf_ptr;
1452 prev_index = qf_index;
1453 old_qf_fnum = qf_ptr->qf_fnum;
1454 do
1455 {
1456 if (qf_index == qi->qf_lists[qi->qf_curlist].qf_count
1457 || qf_ptr->qf_next == NULL)
1458 {
1459 qf_ptr = old_qf_ptr;
1460 qf_index = prev_index;
1461 if (err != NULL)
1462 {
1463 EMSG(_(err));
1464 goto theend;
1465 }
1466 errornr = 0;
1467 break;
1468 }
1469 ++qf_index;
1470 qf_ptr = qf_ptr->qf_next;
1471 } while ((!qi->qf_lists[qi->qf_curlist].qf_nonevalid
1472 && !qf_ptr->qf_valid)
1473 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum));
1474 err = NULL;
1475 }
1476 }
1477 else if (dir == BACKWARD || dir == BACKWARD_FILE) /* prev. valid entry */
1478 {
1479 while (errornr--)
1480 {
1481 old_qf_ptr = qf_ptr;
1482 prev_index = qf_index;
1483 old_qf_fnum = qf_ptr->qf_fnum;
1484 do
1485 {
1486 if (qf_index == 1 || qf_ptr->qf_prev == NULL)
1487 {
1488 qf_ptr = old_qf_ptr;
1489 qf_index = prev_index;
1490 if (err != NULL)
1491 {
1492 EMSG(_(err));
1493 goto theend;
1494 }
1495 errornr = 0;
1496 break;
1497 }
1498 --qf_index;
1499 qf_ptr = qf_ptr->qf_prev;
1500 } while ((!qi->qf_lists[qi->qf_curlist].qf_nonevalid
1501 && !qf_ptr->qf_valid)
1502 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum));
1503 err = NULL;
1504 }
1505 }
1506 else if (errornr != 0) /* go to specified number */
1507 {
1508 while (errornr < qf_index && qf_index > 1 && qf_ptr->qf_prev != NULL)
1509 {
1510 --qf_index;
1511 qf_ptr = qf_ptr->qf_prev;
1512 }
1513 while (errornr > qf_index && qf_index <
1514 qi->qf_lists[qi->qf_curlist].qf_count
1515 && qf_ptr->qf_next != NULL)
1516 {
1517 ++qf_index;
1518 qf_ptr = qf_ptr->qf_next;
1519 }
1520 }
1521
1522 #ifdef FEAT_WINDOWS
1523 qi->qf_lists[qi->qf_curlist].qf_index = qf_index;
1524 if (qf_win_pos_update(qi, old_qf_index))
1525 /* No need to print the error message if it's visible in the error
1526 * window */
1527 print_message = FALSE;
1528
1529 /*
1530 * For ":helpgrep" find a help window or open one.
1531 */
1532 if (qf_ptr->qf_type == 1 && (!curwin->w_buffer->b_help || cmdmod.tab != 0))
1533 {
1534 win_T *wp;
1535
1536 if (cmdmod.tab != 0)
1537 wp = NULL;
1538 else
1539 for (wp = firstwin; wp != NULL; wp = wp->w_next)
1540 if (wp->w_buffer != NULL && wp->w_buffer->b_help)
1541 break;
1542 if (wp != NULL && wp->w_buffer->b_nwindows > 0)
1543 win_enter(wp, TRUE);
1544 else
1545 {
1546 /*
1547 * Split off help window; put it at far top if no position
1548 * specified, the current window is vertically split and narrow.
1549 */
1550 flags = WSP_HELP;
1551 # ifdef FEAT_VERTSPLIT
1552 if (cmdmod.split == 0 && curwin->w_width != Columns
1553 && curwin->w_width < 80)
1554 flags |= WSP_TOP;
1555 # endif
1556 if (qi != &ql_info)
1557 flags |= WSP_NEWLOC; /* don't copy the location list */
1558
1559 if (win_split(0, flags) == FAIL)
1560 goto theend;
1561 opened_window = TRUE; /* close it when fail */
1562
1563 if (curwin->w_height < p_hh)
1564 win_setheight((int)p_hh);
1565
1566 if (qi != &ql_info) /* not a quickfix list */
1567 {
1568 /* The new window should use the supplied location list */
1569 curwin->w_llist = qi;
1570 qi->qf_refcount++;
1571 }
1572 }
1573
1574 if (!p_im)
1575 restart_edit = 0; /* don't want insert mode in help file */
1576 }
1577
1578 /*
1579 * If currently in the quickfix window, find another window to show the
1580 * file in.
1581 */
1582 if (bt_quickfix(curbuf) && !opened_window)
1583 {
1584 /*
1585 * If there is no file specified, we don't know where to go.
1586 * But do advance, otherwise ":cn" gets stuck.
1587 */
1588 if (qf_ptr->qf_fnum == 0)
1589 goto theend;
1590
1591 /* Locate a window showing a normal buffer */
1592 usable_win = 0;
1593 FOR_ALL_WINDOWS(win)
1594 if (win->w_buffer->b_p_bt[0] == NUL)
1595 {
1596 usable_win = 1;
1597 break;
1598 }
1599
1600 /*
1601 * If no usable window is found and 'switchbuf' contains "usetab"
1602 * then search in other tabs.
1603 */
1604 if (!usable_win && (swb_flags & SWB_USETAB))
1605 {
1606 tabpage_T *tp;
1607 win_T *wp;
1608
1609 FOR_ALL_TAB_WINDOWS(tp, wp)
1610 {
1611 if (wp->w_buffer->b_fnum == qf_ptr->qf_fnum)
1612 {
1613 goto_tabpage_win(tp, wp);
1614 usable_win = 1;
1615 goto win_found;
1616 }
1617 }
1618 }
1619 win_found:
1620
1621 /*
1622 * If there is only one window and it is the quickfix window, create a
1623 * new one above the quickfix window.
1624 */
1625 if (((firstwin == lastwin) && bt_quickfix(curbuf)) || !usable_win)
1626 {
1627 ll_ref = curwin->w_llist_ref;
1628
1629 flags = WSP_ABOVE;
1630 if (ll_ref != NULL)
1631 flags |= WSP_NEWLOC;
1632 if (win_split(0, flags) == FAIL)
1633 goto failed; /* not enough room for window */
1634 opened_window = TRUE; /* close it when fail */
1635 p_swb = empty_option; /* don't split again */
1636 swb_flags = 0;
1637 # ifdef FEAT_SCROLLBIND
1638 curwin->w_p_scb = FALSE;
1639 # endif
1640 if (ll_ref != NULL)
1641 {
1642 /* The new window should use the location list from the
1643 * location list window */
1644 curwin->w_llist = ll_ref;
1645 ll_ref->qf_refcount++;
1646 }
1647 }
1648 else
1649 {
1650 if (curwin->w_llist_ref != NULL)
1651 {
1652 /* In a location window */
1653 ll_ref = curwin->w_llist_ref;
1654
1655 /* Find the window with the same location list */
1656 FOR_ALL_WINDOWS(win)
1657 if (win->w_llist == ll_ref)
1658 break;
1659 if (win == NULL)
1660 {
1661 /* Find the window showing the selected file */
1662 FOR_ALL_WINDOWS(win)
1663 if (win->w_buffer->b_fnum == qf_ptr->qf_fnum)
1664 break;
1665 if (win == NULL)
1666 {
1667 /* Find a previous usable window */
1668 win = curwin;
1669 do
1670 {
1671 if (win->w_buffer->b_p_bt[0] == NUL)
1672 break;
1673 if (win->w_prev == NULL)
1674 win = lastwin; /* wrap around the top */
1675 else
1676 win = win->w_prev; /* go to previous window */
1677 } while (win != curwin);
1678 }
1679 }
1680 win_goto(win);
1681
1682 /* If the location list for the window is not set, then set it
1683 * to the location list from the location window */
1684 if (win->w_llist == NULL)
1685 {
1686 win->w_llist = ll_ref;
1687 ll_ref->qf_refcount++;
1688 }
1689 }
1690 else
1691 {
1692
1693 /*
1694 * Try to find a window that shows the right buffer.
1695 * Default to the window just above the quickfix buffer.
1696 */
1697 win = curwin;
1698 altwin = NULL;
1699 for (;;)
1700 {
1701 if (win->w_buffer->b_fnum == qf_ptr->qf_fnum)
1702 break;
1703 if (win->w_prev == NULL)
1704 win = lastwin; /* wrap around the top */
1705 else
1706 win = win->w_prev; /* go to previous window */
1707
1708 if (IS_QF_WINDOW(win))
1709 {
1710 /* Didn't find it, go to the window before the quickfix
1711 * window. */
1712 if (altwin != NULL)
1713 win = altwin;
1714 else if (curwin->w_prev != NULL)
1715 win = curwin->w_prev;
1716 else
1717 win = curwin->w_next;
1718 break;
1719 }
1720
1721 /* Remember a usable window. */
1722 if (altwin == NULL && !win->w_p_pvw
1723 && win->w_buffer->b_p_bt[0] == NUL)
1724 altwin = win;
1725 }
1726
1727 win_goto(win);
1728 }
1729 }
1730 }
1731 #endif
1732
1733 /*
1734 * If there is a file name,
1735 * read the wanted file if needed, and check autowrite etc.
1736 */
1737 old_curbuf = curbuf;
1738 old_lnum = curwin->w_cursor.lnum;
1739
1740 if (qf_ptr->qf_fnum != 0)
1741 {
1742 if (qf_ptr->qf_type == 1)
1743 {
1744 /* Open help file (do_ecmd() will set b_help flag, readfile() will
1745 * set b_p_ro flag). */
1746 if (!can_abandon(curbuf, forceit))
1747 {
1748 EMSG(_(e_nowrtmsg));
1749 ok = FALSE;
1750 }
1751 else
1752 ok = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1,
1753 ECMD_HIDE + ECMD_SET_HELP,
1754 oldwin == curwin ? curwin : NULL);
1755 }
1756 else
1757 ok = buflist_getfile(qf_ptr->qf_fnum,
1758 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit);
1759 }
1760
1761 if (ok == OK)
1762 {
1763 /* When not switched to another buffer, still need to set pc mark */
1764 if (curbuf == old_curbuf)
1765 setpcmark();
1766
1767 if (qf_ptr->qf_pattern == NULL)
1768 {
1769 /*
1770 * Go to line with error, unless qf_lnum is 0.
1771 */
1772 i = qf_ptr->qf_lnum;
1773 if (i > 0)
1774 {
1775 if (i > curbuf->b_ml.ml_line_count)
1776 i = curbuf->b_ml.ml_line_count;
1777 curwin->w_cursor.lnum = i;
1778 }
1779 if (qf_ptr->qf_col > 0)
1780 {
1781 curwin->w_cursor.col = qf_ptr->qf_col - 1;
1782 if (qf_ptr->qf_viscol == TRUE)
1783 {
1784 /*
1785 * Check each character from the beginning of the error
1786 * line up to the error column. For each tab character
1787 * found, reduce the error column value by the length of
1788 * a tab character.
1789 */
1790 line = ml_get_curline();
1791 screen_col = 0;
1792 for (char_col = 0; char_col < curwin->w_cursor.col; ++char_col)
1793 {
1794 if (*line == NUL)
1795 break;
1796 if (*line++ == '\t')
1797 {
1798 curwin->w_cursor.col -= 7 - (screen_col % 8);
1799 screen_col += 8 - (screen_col % 8);
1800 }
1801 else
1802 ++screen_col;
1803 }
1804 }
1805 check_cursor();
1806 }
1807 else
1808 beginline(BL_WHITE | BL_FIX);
1809 }
1810 else
1811 {
1812 pos_T save_cursor;
1813
1814 /* Move the cursor to the first line in the buffer */
1815 save_cursor = curwin->w_cursor;
1816 curwin->w_cursor.lnum = 0;
1817 if (!do_search(NULL, '/', qf_ptr->qf_pattern, (long)1,
1818 SEARCH_KEEP, NULL))
1819 curwin->w_cursor = save_cursor;
1820 }
1821
1822 #ifdef FEAT_FOLDING
1823 if ((fdo_flags & FDO_QUICKFIX) && old_KeyTyped)
1824 foldOpenCursor();
1825 #endif
1826 if (print_message)
1827 {
1828 /* Update the screen before showing the message */
1829 update_topline_redraw();
1830 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index,
1831 qi->qf_lists[qi->qf_curlist].qf_count,
1832 qf_ptr->qf_cleared ? _(" (line deleted)") : "",
1833 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr));
1834 /* Add the message, skipping leading whitespace and newlines. */
1835 len = (int)STRLEN(IObuff);
1836 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len);
1837
1838 /* Output the message. Overwrite to avoid scrolling when the 'O'
1839 * flag is present in 'shortmess'; But when not jumping, print the
1840 * whole message. */
1841 i = msg_scroll;
1842 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum)
1843 msg_scroll = TRUE;
1844 else if (!msg_scrolled && shortmess(SHM_OVERALL))
1845 msg_scroll = FALSE;
1846 msg_attr_keep(IObuff, 0, TRUE);
1847 msg_scroll = i;
1848 }
1849 }
1850 else
1851 {
1852 #ifdef FEAT_WINDOWS
1853 if (opened_window)
1854 win_close(curwin, TRUE); /* Close opened window */
1855 #endif
1856 if (qf_ptr->qf_fnum != 0)
1857 {
1858 /*
1859 * Couldn't open file, so put index back where it was. This could
1860 * happen if the file was readonly and we changed something.
1861 */
1862 #ifdef FEAT_WINDOWS
1863 failed:
1864 #endif
1865 qf_ptr = old_qf_ptr;
1866 qf_index = old_qf_index;
1867 }
1868 }
1869 theend:
1870 qi->qf_lists[qi->qf_curlist].qf_ptr = qf_ptr;
1871 qi->qf_lists[qi->qf_curlist].qf_index = qf_index;
1872 #ifdef FEAT_WINDOWS
1873 if (p_swb != old_swb && opened_window)
1874 {
1875 /* Restore old 'switchbuf' value, but not when an autocommand or
1876 * modeline has changed the value. */
1877 if (p_swb == empty_option)
1878 {
1879 p_swb = old_swb;
1880 swb_flags = old_swb_flags;
1881 }
1882 else
1883 free_string_option(old_swb);
1884 }
1885 #endif
1886 }
1887
1888 /*
1889 * ":clist": list all errors
1890 * ":llist": list all locations
1891 */
1892 void
1893 qf_list(eap)
1894 exarg_T *eap;
1895 {
1896 buf_T *buf;
1897 char_u *fname;
1898 qfline_T *qfp;
1899 int i;
1900 int idx1 = 1;
1901 int idx2 = -1;
1902 char_u *arg = eap->arg;
1903 int all = eap->forceit; /* if not :cl!, only show
1904 recognised errors */
1905 qf_info_T *qi = &ql_info;
1906
1907 if (eap->cmdidx == CMD_llist)
1908 {
1909 qi = GET_LOC_LIST(curwin);
1910 if (qi == NULL)
1911 {
1912 EMSG(_(e_loclist));
1913 return;
1914 }
1915 }
1916
1917 if (qi->qf_curlist >= qi->qf_listcount
1918 || qi->qf_lists[qi->qf_curlist].qf_count == 0)
1919 {
1920 EMSG(_(e_quickfix));
1921 return;
1922 }
1923 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL)
1924 {
1925 EMSG(_(e_trailing));
1926 return;
1927 }
1928 i = qi->qf_lists[qi->qf_curlist].qf_count;
1929 if (idx1 < 0)
1930 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1;
1931 if (idx2 < 0)
1932 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1;
1933
1934 if (qi->qf_lists[qi->qf_curlist].qf_nonevalid)
1935 all = TRUE;
1936 qfp = qi->qf_lists[qi->qf_curlist].qf_start;
1937 for (i = 1; !got_int && i <= qi->qf_lists[qi->qf_curlist].qf_count; )
1938 {
1939 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2)
1940 {
1941 msg_putchar('\n');
1942 if (got_int)
1943 break;
1944
1945 fname = NULL;
1946 if (qfp->qf_fnum != 0
1947 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL)
1948 {
1949 fname = buf->b_fname;
1950 if (qfp->qf_type == 1) /* :helpgrep */
1951 fname = gettail(fname);
1952 }
1953 if (fname == NULL)
1954 sprintf((char *)IObuff, "%2d", i);
1955 else
1956 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s",
1957 i, (char *)fname);
1958 msg_outtrans_attr(IObuff, i == qi->qf_lists[qi->qf_curlist].qf_index
1959 ? hl_attr(HLF_L) : hl_attr(HLF_D));
1960 if (qfp->qf_lnum == 0)
1961 IObuff[0] = NUL;
1962 else if (qfp->qf_col == 0)
1963 sprintf((char *)IObuff, ":%ld", qfp->qf_lnum);
1964 else
1965 sprintf((char *)IObuff, ":%ld col %d",
1966 qfp->qf_lnum, qfp->qf_col);
1967 sprintf((char *)IObuff + STRLEN(IObuff), "%s:",
1968 (char *)qf_types(qfp->qf_type, qfp->qf_nr));
1969 msg_puts_attr(IObuff, hl_attr(HLF_N));
1970 if (qfp->qf_pattern != NULL)
1971 {
1972 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE);
1973 STRCAT(IObuff, ":");
1974 msg_puts(IObuff);
1975 }
1976 msg_puts((char_u *)" ");
1977
1978 /* Remove newlines and leading whitespace from the text. For an
1979 * unrecognized line keep the indent, the compiler may mark a word
1980 * with ^^^^. */
1981 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0)
1982 ? skipwhite(qfp->qf_text) : qfp->qf_text,
1983 IObuff, IOSIZE);
1984 msg_prt_line(IObuff, FALSE);
1985 out_flush(); /* show one line at a time */
1986 }
1987
1988 qfp = qfp->qf_next;
1989 ++i;
1990 ui_breakcheck();
1991 }
1992 }
1993
1994 /*
1995 * Remove newlines and leading whitespace from an error message.
1996 * Put the result in "buf[bufsize]".
1997 */
1998 static void
1999 qf_fmt_text(text, buf, bufsize)
2000 char_u *text;
2001 char_u *buf;
2002 int bufsize;
2003 {
2004 int i;
2005 char_u *p = text;
2006
2007 for (i = 0; *p != NUL && i < bufsize - 1; ++i)
2008 {
2009 if (*p == '\n')
2010 {
2011 buf[i] = ' ';
2012 while (*++p != NUL)
2013 if (!vim_iswhite(*p) && *p != '\n')
2014 break;
2015 }
2016 else
2017 buf[i] = *p++;
2018 }
2019 buf[i] = NUL;
2020 }
2021
2022 /*
2023 * ":colder [count]": Up in the quickfix stack.
2024 * ":cnewer [count]": Down in the quickfix stack.
2025 * ":lolder [count]": Up in the location list stack.
2026 * ":lnewer [count]": Down in the location list stack.
2027 */
2028 void
2029 qf_age(eap)
2030 exarg_T *eap;
2031 {
2032 qf_info_T *qi = &ql_info;
2033 int count;
2034
2035 if (eap->cmdidx == CMD_lolder || eap->cmdidx == CMD_lnewer)
2036 {
2037 qi = GET_LOC_LIST(curwin);
2038 if (qi == NULL)
2039 {
2040 EMSG(_(e_loclist));
2041 return;
2042 }
2043 }
2044
2045 if (eap->addr_count != 0)
2046 count = eap->line2;
2047 else
2048 count = 1;
2049 while (count--)
2050 {
2051 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder)
2052 {
2053 if (qi->qf_curlist == 0)
2054 {
2055 EMSG(_("E380: At bottom of quickfix stack"));
2056 return;
2057 }
2058 --qi->qf_curlist;
2059 }
2060 else
2061 {
2062 if (qi->qf_curlist >= qi->qf_listcount - 1)
2063 {
2064 EMSG(_("E381: At top of quickfix stack"));
2065 return;
2066 }
2067 ++qi->qf_curlist;
2068 }
2069 }
2070 qf_msg(qi);
2071
2072 }
2073
2074 static void
2075 qf_msg(qi)
2076 qf_info_T *qi;
2077 {
2078 smsg((char_u *)_("error list %d of %d; %d errors"),
2079 qi->qf_curlist + 1, qi->qf_listcount,
2080 qi->qf_lists[qi->qf_curlist].qf_count);
2081 #ifdef FEAT_WINDOWS
2082 qf_update_buffer(qi);
2083 #endif
2084 }
2085
2086 /*
2087 * Free error list "idx".
2088 */
2089 static void
2090 qf_free(qi, idx)
2091 qf_info_T *qi;
2092 int idx;
2093 {
2094 qfline_T *qfp;
2095
2096 while (qi->qf_lists[idx].qf_count)
2097 {
2098 qfp = qi->qf_lists[idx].qf_start->qf_next;
2099 vim_free(qi->qf_lists[idx].qf_start->qf_text);
2100 vim_free(qi->qf_lists[idx].qf_start->qf_pattern);
2101 vim_free(qi->qf_lists[idx].qf_start);
2102 qi->qf_lists[idx].qf_start = qfp;
2103 --qi->qf_lists[idx].qf_count;
2104 }
2105 }
2106
2107 /*
2108 * qf_mark_adjust: adjust marks
2109 */
2110 void
2111 qf_mark_adjust(wp, line1, line2, amount, amount_after)
2112 win_T *wp;
2113 linenr_T line1;
2114 linenr_T line2;
2115 long amount;
2116 long amount_after;
2117 {
2118 int i;
2119 qfline_T *qfp;
2120 int idx;
2121 qf_info_T *qi = &ql_info;
2122
2123 if (wp != NULL)
2124 {
2125 if (wp->w_llist == NULL)
2126 return;
2127 qi = wp->w_llist;
2128 }
2129
2130 for (idx = 0; idx < qi->qf_listcount; ++idx)
2131 if (qi->qf_lists[idx].qf_count)
2132 for (i = 0, qfp = qi->qf_lists[idx].qf_start;
2133 i < qi->qf_lists[idx].qf_count; ++i, qfp = qfp->qf_next)
2134 if (qfp->qf_fnum == curbuf->b_fnum)
2135 {
2136 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2)
2137 {
2138 if (amount == MAXLNUM)
2139 qfp->qf_cleared = TRUE;
2140 else
2141 qfp->qf_lnum += amount;
2142 }
2143 else if (amount_after && qfp->qf_lnum > line2)
2144 qfp->qf_lnum += amount_after;
2145 }
2146 }
2147
2148 /*
2149 * Make a nice message out of the error character and the error number:
2150 * char number message
2151 * e or E 0 " error"
2152 * w or W 0 " warning"
2153 * i or I 0 " info"
2154 * 0 0 ""
2155 * other 0 " c"
2156 * e or E n " error n"
2157 * w or W n " warning n"
2158 * i or I n " info n"
2159 * 0 n " error n"
2160 * other n " c n"
2161 * 1 x "" :helpgrep
2162 */
2163 static char_u *
2164 qf_types(c, nr)
2165 int c, nr;
2166 {
2167 static char_u buf[20];
2168 static char_u cc[3];
2169 char_u *p;
2170
2171 if (c == 'W' || c == 'w')
2172 p = (char_u *)" warning";
2173 else if (c == 'I' || c == 'i')
2174 p = (char_u *)" info";
2175 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0))
2176 p = (char_u *)" error";
2177 else if (c == 0 || c == 1)
2178 p = (char_u *)"";
2179 else
2180 {
2181 cc[0] = ' ';
2182 cc[1] = c;
2183 cc[2] = NUL;
2184 p = cc;
2185 }
2186
2187 if (nr <= 0)
2188 return p;
2189
2190 sprintf((char *)buf, "%s %3d", (char *)p, nr);
2191 return buf;
2192 }
2193
2194 #if defined(FEAT_WINDOWS) || defined(PROTO)
2195 /*
2196 * ":cwindow": open the quickfix window if we have errors to display,
2197 * close it if not.
2198 * ":lwindow": open the location list window if we have locations to display,
2199 * close it if not.
2200 */
2201 void
2202 ex_cwindow(eap)
2203 exarg_T *eap;
2204 {
2205 qf_info_T *qi = &ql_info;
2206 win_T *win;
2207
2208 if (eap->cmdidx == CMD_lwindow)
2209 {
2210 qi = GET_LOC_LIST(curwin);
2211 if (qi == NULL)
2212 return;
2213 }
2214
2215 /* Look for an existing quickfix window. */
2216 win = qf_find_win(qi);
2217
2218 /*
2219 * If a quickfix window is open but we have no errors to display,
2220 * close the window. If a quickfix window is not open, then open
2221 * it if we have errors; otherwise, leave it closed.
2222 */
2223 if (qi->qf_lists[qi->qf_curlist].qf_nonevalid
2224 || qi->qf_curlist >= qi->qf_listcount)
2225 {
2226 if (win != NULL)
2227 ex_cclose(eap);
2228 }
2229 else if (win == NULL)
2230 ex_copen(eap);
2231 }
2232
2233 /*
2234 * ":cclose": close the window showing the list of errors.
2235 * ":lclose": close the window showing the location list
2236 */
2237 void
2238 ex_cclose(eap)
2239 exarg_T *eap;
2240 {
2241 win_T *win = NULL;
2242 qf_info_T *qi = &ql_info;
2243
2244 if (eap->cmdidx == CMD_lclose || eap->cmdidx == CMD_lwindow)
2245 {
2246 qi = GET_LOC_LIST(curwin);
2247 if (qi == NULL)
2248 return;
2249 }
2250
2251 /* Find existing quickfix window and close it. */
2252 win = qf_find_win(qi);
2253 if (win != NULL)
2254 win_close(win, FALSE);
2255 }
2256
2257 /*
2258 * ":copen": open a window that shows the list of errors.
2259 * ":lopen": open a window that shows the location list.
2260 */
2261 void
2262 ex_copen(eap)
2263 exarg_T *eap;
2264 {
2265 qf_info_T *qi = &ql_info;
2266 int height;
2267 win_T *win;
2268 tabpage_T *prevtab = curtab;
2269 buf_T *qf_buf;
2270 win_T *oldwin = curwin;
2271
2272 if (eap->cmdidx == CMD_lopen || eap->cmdidx == CMD_lwindow)
2273 {
2274 qi = GET_LOC_LIST(curwin);
2275 if (qi == NULL)
2276 {
2277 EMSG(_(e_loclist));
2278 return;
2279 }
2280 }
2281
2282 if (eap->addr_count != 0)
2283 height = eap->line2;
2284 else
2285 height = QF_WINHEIGHT;
2286
2287 #ifdef FEAT_VISUAL
2288 reset_VIsual_and_resel(); /* stop Visual mode */
2289 #endif
2290 #ifdef FEAT_GUI
2291 need_mouse_correct = TRUE;
2292 #endif
2293
2294 /*
2295 * Find existing quickfix window, or open a new one.
2296 */
2297 win = qf_find_win(qi);
2298
2299 if (win != NULL && cmdmod.tab == 0)
2300 win_goto(win);
2301 else
2302 {
2303 qf_buf = qf_find_buf(qi);
2304
2305 /* The current window becomes the previous window afterwards. */
2306 win = curwin;
2307
2308 if (eap->cmdidx == CMD_copen || eap->cmdidx == CMD_cwindow)
2309 /* Create the new window at the very bottom. */
2310 win_goto(lastwin);
2311 if (win_split(height, WSP_BELOW | WSP_NEWLOC) == FAIL)
2312 return; /* not enough room for window */
2313 #ifdef FEAT_SCROLLBIND
2314 curwin->w_p_scb = FALSE;
2315 #endif
2316
2317 if (eap->cmdidx == CMD_lopen || eap->cmdidx == CMD_lwindow)
2318 {
2319 /*
2320 * For the location list window, create a reference to the
2321 * location list from the window 'win'.
2322 */
2323 curwin->w_llist_ref = win->w_llist;
2324 win->w_llist->qf_refcount++;
2325 }
2326
2327 if (oldwin != curwin)
2328 oldwin = NULL; /* don't store info when in another window */
2329 if (qf_buf != NULL)
2330 /* Use the existing quickfix buffer */
2331 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE,
2332 ECMD_HIDE + ECMD_OLDBUF, oldwin);
2333 else
2334 {
2335 /* Create a new quickfix buffer */
2336 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin);
2337 /* switch off 'swapfile' */
2338 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL);
2339 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix",
2340 OPT_LOCAL);
2341 set_option_value((char_u *)"bh", 0L, (char_u *)"wipe", OPT_LOCAL);
2342 #ifdef FEAT_DIFF
2343 curwin->w_p_diff = FALSE;
2344 #endif
2345 #ifdef FEAT_FOLDING
2346 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual",
2347 OPT_LOCAL);
2348 #endif
2349 }
2350
2351 /* Only set the height when still in the same tab page and there is no
2352 * window to the side. */
2353 if (curtab == prevtab
2354 #ifdef FEAT_VERTSPLIT
2355 && curwin->w_width == Columns
2356 #endif
2357 )
2358 win_setheight(height);
2359 curwin->w_p_wfh = TRUE; /* set 'winfixheight' */
2360 if (win_valid(win))
2361 prevwin = win;
2362 }
2363
2364 /*
2365 * Fill the buffer with the quickfix list.
2366 */
2367 qf_fill_buffer(qi);
2368
2369 curwin->w_cursor.lnum = qi->qf_lists[qi->qf_curlist].qf_index;
2370 curwin->w_cursor.col = 0;
2371 check_cursor();
2372 update_topline(); /* scroll to show the line */
2373 }
2374
2375 /*
2376 * Return the number of the current entry (line number in the quickfix
2377 * window).
2378 */
2379 linenr_T
2380 qf_current_entry(wp)
2381 win_T *wp;
2382 {
2383 qf_info_T *qi = &ql_info;
2384
2385 if (IS_LL_WINDOW(wp))
2386 /* In the location list window, use the referenced location list */
2387 qi = wp->w_llist_ref;
2388
2389 return qi->qf_lists[qi->qf_curlist].qf_index;
2390 }
2391
2392 /*
2393 * Update the cursor position in the quickfix window to the current error.
2394 * Return TRUE if there is a quickfix window.
2395 */
2396 static int
2397 qf_win_pos_update(qi, old_qf_index)
2398 qf_info_T *qi;
2399 int old_qf_index; /* previous qf_index or zero */
2400 {
2401 win_T *win;
2402 int qf_index = qi->qf_lists[qi->qf_curlist].qf_index;
2403
2404 /*
2405 * Put the cursor on the current error in the quickfix window, so that
2406 * it's viewable.
2407 */
2408 win = qf_find_win(qi);
2409 if (win != NULL
2410 && qf_index <= win->w_buffer->b_ml.ml_line_count
2411 && old_qf_index != qf_index)
2412 {
2413 win_T *old_curwin = curwin;
2414
2415 curwin = win;
2416 curbuf = win->w_buffer;
2417 if (qf_index > old_qf_index)
2418 {
2419 curwin->w_redraw_top = old_qf_index;
2420 curwin->w_redraw_bot = qf_index;
2421 }
2422 else
2423 {
2424 curwin->w_redraw_top = qf_index;
2425 curwin->w_redraw_bot = old_qf_index;
2426 }
2427 curwin->w_cursor.lnum = qf_index;
2428 curwin->w_cursor.col = 0;
2429 update_topline(); /* scroll to show the line */
2430 redraw_later(VALID);
2431 curwin->w_redr_status = TRUE; /* update ruler */
2432 curwin = old_curwin;
2433 curbuf = curwin->w_buffer;
2434 }
2435 return win != NULL;
2436 }
2437
2438 /*
2439 * Check whether the given window is displaying the specified quickfix/location
2440 * list buffer
2441 */
2442 static int
2443 is_qf_win(win, qi)
2444 win_T *win;
2445 qf_info_T *qi;
2446 {
2447 /*
2448 * A window displaying the quickfix buffer will have the w_llist_ref field
2449 * set to NULL.
2450 * A window displaying a location list buffer will have the w_llist_ref
2451 * pointing to the location list.
2452 */
2453 if (bt_quickfix(win->w_buffer))
2454 if ((qi == &ql_info && win->w_llist_ref == NULL)
2455 || (qi != &ql_info && win->w_llist_ref == qi))
2456 return TRUE;
2457
2458 return FALSE;
2459 }
2460
2461 /*
2462 * Find a window displaying the quickfix/location list 'qi'
2463 * Searches in only the windows opened in the current tab.
2464 */
2465 static win_T *
2466 qf_find_win(qi)
2467 qf_info_T *qi;
2468 {
2469 win_T *win;
2470
2471 FOR_ALL_WINDOWS(win)
2472 if (is_qf_win(win, qi))
2473 break;
2474
2475 return win;
2476 }
2477
2478 /*
2479 * Find a quickfix buffer.
2480 * Searches in windows opened in all the tabs.
2481 */
2482 static buf_T *
2483 qf_find_buf(qi)
2484 qf_info_T *qi;
2485 {
2486 tabpage_T *tp;
2487 win_T *win;
2488
2489 FOR_ALL_TAB_WINDOWS(tp, win)
2490 if (is_qf_win(win, qi))
2491 return win->w_buffer;
2492
2493 return NULL;
2494 }
2495
2496 /*
2497 * Find the quickfix buffer. If it exists, update the contents.
2498 */
2499 static void
2500 qf_update_buffer(qi)
2501 qf_info_T *qi;
2502 {
2503 buf_T *buf;
2504 aco_save_T aco;
2505
2506 /* Check if a buffer for the quickfix list exists. Update it. */
2507 buf = qf_find_buf(qi);
2508 if (buf != NULL)
2509 {
2510 /* set curwin/curbuf to buf and save a few things */
2511 aucmd_prepbuf(&aco, buf);
2512
2513 qf_fill_buffer(qi);
2514
2515 /* restore curwin/curbuf and a few other things */
2516 aucmd_restbuf(&aco);
2517
2518 (void)qf_win_pos_update(qi, 0);
2519 }
2520 }
2521
2522 /*
2523 * Fill current buffer with quickfix errors, replacing any previous contents.
2524 * curbuf must be the quickfix buffer!
2525 */
2526 static void
2527 qf_fill_buffer(qi)
2528 qf_info_T *qi;
2529 {
2530 linenr_T lnum;
2531 qfline_T *qfp;
2532 buf_T *errbuf;
2533 int len;
2534 int old_KeyTyped = KeyTyped;
2535
2536 /* delete all existing lines */
2537 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0)
2538 (void)ml_delete((linenr_T)1, FALSE);
2539
2540 /* Check if there is anything to display */
2541 if (qi->qf_curlist < qi->qf_listcount)
2542 {
2543 /* Add one line for each error */
2544 qfp = qi->qf_lists[qi->qf_curlist].qf_start;
2545 for (lnum = 0; lnum < qi->qf_lists[qi->qf_curlist].qf_count; ++lnum)
2546 {
2547 if (qfp->qf_fnum != 0
2548 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL
2549 && errbuf->b_fname != NULL)
2550 {
2551 if (qfp->qf_type == 1) /* :helpgrep */
2552 STRCPY(IObuff, gettail(errbuf->b_fname));
2553 else
2554 STRCPY(IObuff, errbuf->b_fname);
2555 len = (int)STRLEN(IObuff);
2556 }
2557 else
2558 len = 0;
2559 IObuff[len++] = '|';
2560
2561 if (qfp->qf_lnum > 0)
2562 {
2563 sprintf((char *)IObuff + len, "%ld", qfp->qf_lnum);
2564 len += (int)STRLEN(IObuff + len);
2565
2566 if (qfp->qf_col > 0)
2567 {
2568 sprintf((char *)IObuff + len, " col %d", qfp->qf_col);
2569 len += (int)STRLEN(IObuff + len);
2570 }
2571
2572 sprintf((char *)IObuff + len, "%s",
2573 (char *)qf_types(qfp->qf_type, qfp->qf_nr));
2574 len += (int)STRLEN(IObuff + len);
2575 }
2576 else if (qfp->qf_pattern != NULL)
2577 {
2578 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len);
2579 len += (int)STRLEN(IObuff + len);
2580 }
2581 IObuff[len++] = '|';
2582 IObuff[len++] = ' ';
2583
2584 /* Remove newlines and leading whitespace from the text.
2585 * For an unrecognized line keep the indent, the compiler may
2586 * mark a word with ^^^^. */
2587 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text,
2588 IObuff + len, IOSIZE - len);
2589
2590 if (ml_append(lnum, IObuff, (colnr_T)STRLEN(IObuff) + 1, FALSE)
2591 == FAIL)
2592 break;
2593 qfp = qfp->qf_next;
2594 }
2595 /* Delete the empty line which is now at the end */
2596 (void)ml_delete(lnum + 1, FALSE);
2597 }
2598
2599 /* correct cursor position */
2600 check_lnums(TRUE);
2601
2602 /* Set the 'filetype' to "qf" each time after filling the buffer. This
2603 * resembles reading a file into a buffer, it's more logical when using
2604 * autocommands. */
2605 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL);
2606 curbuf->b_p_ma = FALSE;
2607
2608 #ifdef FEAT_AUTOCMD
2609 keep_filetype = TRUE; /* don't detect 'filetype' */
2610 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL,
2611 FALSE, curbuf);
2612 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL,
2613 FALSE, curbuf);
2614 keep_filetype = FALSE;
2615 #endif
2616
2617 /* make sure it will be redrawn */
2618 redraw_curbuf_later(NOT_VALID);
2619
2620 /* Restore KeyTyped, setting 'filetype' may reset it. */
2621 KeyTyped = old_KeyTyped;
2622 }
2623
2624 #endif /* FEAT_WINDOWS */
2625
2626 /*
2627 * Return TRUE if "buf" is the quickfix buffer.
2628 */
2629 int
2630 bt_quickfix(buf)
2631 buf_T *buf;
2632 {
2633 return (buf->b_p_bt[0] == 'q');
2634 }
2635
2636 /*
2637 * Return TRUE if "buf" is a "nofile" or "acwrite" buffer.
2638 * This means the buffer name is not a file name.
2639 */
2640 int
2641 bt_nofile(buf)
2642 buf_T *buf;
2643 {
2644 return (buf->b_p_bt[0] == 'n' && buf->b_p_bt[2] == 'f')
2645 || buf->b_p_bt[0] == 'a';
2646 }
2647
2648 /*
2649 * Return TRUE if "buf" is a "nowrite" or "nofile" buffer.
2650 */
2651 int
2652 bt_dontwrite(buf)
2653 buf_T *buf;
2654 {
2655 return (buf->b_p_bt[0] == 'n');
2656 }
2657
2658 int
2659 bt_dontwrite_msg(buf)
2660 buf_T *buf;
2661 {
2662 if (bt_dontwrite(buf))
2663 {
2664 EMSG(_("E382: Cannot write, 'buftype' option is set"));
2665 return TRUE;
2666 }
2667 return FALSE;
2668 }
2669
2670 /*
2671 * Return TRUE if the buffer should be hidden, according to 'hidden', ":hide"
2672 * and 'bufhidden'.
2673 */
2674 int
2675 buf_hide(buf)
2676 buf_T *buf;
2677 {
2678 /* 'bufhidden' overrules 'hidden' and ":hide", check it first */
2679 switch (buf->b_p_bh[0])
2680 {
2681 case 'u': /* "unload" */
2682 case 'w': /* "wipe" */
2683 case 'd': return FALSE; /* "delete" */
2684 case 'h': return TRUE; /* "hide" */
2685 }
2686 return (p_hid || cmdmod.hide);
2687 }
2688
2689 /*
2690 * Return TRUE when using ":vimgrep" for ":grep".
2691 */
2692 int
2693 grep_internal(cmdidx)
2694 cmdidx_T cmdidx;
2695 {
2696 return ((cmdidx == CMD_grep
2697 || cmdidx == CMD_lgrep
2698 || cmdidx == CMD_grepadd
2699 || cmdidx == CMD_lgrepadd)
2700 && STRCMP("internal",
2701 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0);
2702 }
2703
2704 /*
2705 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd"
2706 */
2707 void
2708 ex_make(eap)
2709 exarg_T *eap;
2710 {
2711 char_u *fname;
2712 char_u *cmd;
2713 unsigned len;
2714 win_T *wp = NULL;
2715 qf_info_T *qi = &ql_info;
2716 int res;
2717 #ifdef FEAT_AUTOCMD
2718 char_u *au_name = NULL;
2719
2720 switch (eap->cmdidx)
2721 {
2722 case CMD_make: au_name = (char_u *)"make"; break;
2723 case CMD_lmake: au_name = (char_u *)"lmake"; break;
2724 case CMD_grep: au_name = (char_u *)"grep"; break;
2725 case CMD_lgrep: au_name = (char_u *)"lgrep"; break;
2726 case CMD_grepadd: au_name = (char_u *)"grepadd"; break;
2727 case CMD_lgrepadd: au_name = (char_u *)"lgrepadd"; break;
2728 default: break;
2729 }
2730 if (au_name != NULL)
2731 {
2732 apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name,
2733 curbuf->b_fname, TRUE, curbuf);
2734 # ifdef FEAT_EVAL
2735 if (did_throw || force_abort)
2736 return;
2737 # endif
2738 }
2739 #endif
2740
2741 /* Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". */
2742 if (grep_internal(eap->cmdidx))
2743 {
2744 ex_vimgrep(eap);
2745 return;
2746 }
2747
2748 if (eap->cmdidx == CMD_lmake || eap->cmdidx == CMD_lgrep
2749 || eap->cmdidx == CMD_lgrepadd)
2750 wp = curwin;
2751
2752 autowrite_all();
2753 fname = get_mef_name();
2754 if (fname == NULL)
2755 return;
2756 mch_remove(fname); /* in case it's not unique */
2757
2758 /*
2759 * If 'shellpipe' empty: don't redirect to 'errorfile'.
2760 */
2761 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(eap->arg) + 1;
2762 if (*p_sp != NUL)
2763 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3;
2764 cmd = alloc(len);
2765 if (cmd == NULL)
2766 return;
2767 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)eap->arg,
2768 (char *)p_shq);
2769 if (*p_sp != NUL)
2770 append_redir(cmd, len, p_sp, fname);
2771 /*
2772 * Output a newline if there's something else than the :make command that
2773 * was typed (in which case the cursor is in column 0).
2774 */
2775 if (msg_col == 0)
2776 msg_didout = FALSE;
2777 msg_start();
2778 MSG_PUTS(":!");
2779 msg_outtrans(cmd); /* show what we are doing */
2780
2781 /* let the shell know if we are redirecting output or not */
2782 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0);
2783
2784 #ifdef AMIGA
2785 out_flush();
2786 /* read window status report and redraw before message */
2787 (void)char_avail();
2788 #endif
2789
2790 res = qf_init(wp, fname, (eap->cmdidx != CMD_make
2791 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm,
2792 (eap->cmdidx != CMD_grepadd
2793 && eap->cmdidx != CMD_lgrepadd));
2794 #ifdef FEAT_AUTOCMD
2795 if (au_name != NULL)
2796 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name,
2797 curbuf->b_fname, TRUE, curbuf);
2798 #endif
2799 if (res > 0 && !eap->forceit)
2800 {
2801 if (wp != NULL)
2802 qi = GET_LOC_LIST(wp);
2803 qf_jump(qi, 0, 0, FALSE); /* display first error */
2804 }
2805
2806 mch_remove(fname);
2807 vim_free(fname);
2808 vim_free(cmd);
2809 }
2810
2811 /*
2812 * Return the name for the errorfile, in allocated memory.
2813 * Find a new unique name when 'makeef' contains "##".
2814 * Returns NULL for error.
2815 */
2816 static char_u *
2817 get_mef_name()
2818 {
2819 char_u *p;
2820 char_u *name;
2821 static int start = -1;
2822 static int off = 0;
2823 #ifdef HAVE_LSTAT
2824 struct stat sb;
2825 #endif
2826
2827 if (*p_mef == NUL)
2828 {
2829 name = vim_tempname('e');
2830 if (name == NULL)
2831 EMSG(_(e_notmp));
2832 return name;
2833 }
2834
2835 for (p = p_mef; *p; ++p)
2836 if (p[0] == '#' && p[1] == '#')
2837 break;
2838
2839 if (*p == NUL)
2840 return vim_strsave(p_mef);
2841
2842 /* Keep trying until the name doesn't exist yet. */
2843 for (;;)
2844 {
2845 if (start == -1)
2846 start = mch_get_pid();
2847 else
2848 off += 19;
2849
2850 name = alloc((unsigned)STRLEN(p_mef) + 30);
2851 if (name == NULL)
2852 break;
2853 STRCPY(name, p_mef);
2854 sprintf((char *)name + (p - p_mef), "%d%d", start, off);
2855 STRCAT(name, p + 2);
2856 if (mch_getperm(name) < 0
2857 #ifdef HAVE_LSTAT
2858 /* Don't accept a symbolic link, its a security risk. */
2859 && mch_lstat((char *)name, &sb) < 0
2860 #endif
2861 )
2862 break;
2863 vim_free(name);
2864 }
2865 return name;
2866 }
2867
2868 /*
2869 * ":cc", ":crewind", ":cfirst" and ":clast".
2870 * ":ll", ":lrewind", ":lfirst" and ":llast".
2871 */
2872 void
2873 ex_cc(eap)
2874 exarg_T *eap;
2875 {
2876 qf_info_T *qi = &ql_info;
2877
2878 if (eap->cmdidx == CMD_ll
2879 || eap->cmdidx == CMD_lrewind
2880 || eap->cmdidx == CMD_lfirst
2881 || eap->cmdidx == CMD_llast)
2882 {
2883 qi = GET_LOC_LIST(curwin);
2884 if (qi == NULL)
2885 {
2886 EMSG(_(e_loclist));
2887 return;
2888 }
2889 }
2890
2891 qf_jump(qi, 0,
2892 eap->addr_count > 0
2893 ? (int)eap->line2
2894 : (eap->cmdidx == CMD_cc || eap->cmdidx == CMD_ll)
2895 ? 0
2896 : (eap->cmdidx == CMD_crewind || eap->cmdidx == CMD_lrewind
2897 || eap->cmdidx == CMD_cfirst || eap->cmdidx == CMD_lfirst)
2898 ? 1
2899 : 32767,
2900 eap->forceit);
2901 }
2902
2903 /*
2904 * ":cnext", ":cnfile", ":cNext" and ":cprevious".
2905 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile".
2906 */
2907 void
2908 ex_cnext(eap)
2909 exarg_T *eap;
2910 {
2911 qf_info_T *qi = &ql_info;
2912
2913 if (eap->cmdidx == CMD_lnext
2914 || eap->cmdidx == CMD_lNext
2915 || eap->cmdidx == CMD_lprevious
2916 || eap->cmdidx == CMD_lnfile
2917 || eap->cmdidx == CMD_lNfile
2918 || eap->cmdidx == CMD_lpfile)
2919 {
2920 qi = GET_LOC_LIST(curwin);
2921 if (qi == NULL)
2922 {
2923 EMSG(_(e_loclist));
2924 return;
2925 }
2926 }
2927
2928 qf_jump(qi, (eap->cmdidx == CMD_cnext || eap->cmdidx == CMD_lnext)
2929 ? FORWARD
2930 : (eap->cmdidx == CMD_cnfile || eap->cmdidx == CMD_lnfile)
2931 ? FORWARD_FILE
2932 : (eap->cmdidx == CMD_cpfile || eap->cmdidx == CMD_lpfile
2933 || eap->cmdidx == CMD_cNfile || eap->cmdidx == CMD_lNfile)
2934 ? BACKWARD_FILE
2935 : BACKWARD,
2936 eap->addr_count > 0 ? (int)eap->line2 : 1, eap->forceit);
2937 }
2938
2939 /*
2940 * ":cfile"/":cgetfile"/":caddfile" commands.
2941 * ":lfile"/":lgetfile"/":laddfile" commands.
2942 */
2943 void
2944 ex_cfile(eap)
2945 exarg_T *eap;
2946 {
2947 win_T *wp = NULL;
2948 qf_info_T *qi = &ql_info;
2949
2950 if (eap->cmdidx == CMD_lfile || eap->cmdidx == CMD_lgetfile
2951 || eap->cmdidx == CMD_laddfile)
2952 wp = curwin;
2953
2954 if (*eap->arg != NUL)
2955 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0);
2956
2957 /*
2958 * This function is used by the :cfile, :cgetfile and :caddfile
2959 * commands.
2960 * :cfile always creates a new quickfix list and jumps to the
2961 * first error.
2962 * :cgetfile creates a new quickfix list but doesn't jump to the
2963 * first error.
2964 * :caddfile adds to an existing quickfix list. If there is no
2965 * quickfix list then a new list is created.
2966 */
2967 if (qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile
2968 && eap->cmdidx != CMD_laddfile)) > 0
2969 && (eap->cmdidx == CMD_cfile
2970 || eap->cmdidx == CMD_lfile))
2971 {
2972 if (wp != NULL)
2973 qi = GET_LOC_LIST(wp);
2974 qf_jump(qi, 0, 0, eap->forceit); /* display first error */
2975 }
2976 }
2977
2978 /*
2979 * ":vimgrep {pattern} file(s)"
2980 * ":vimgrepadd {pattern} file(s)"
2981 * ":lvimgrep {pattern} file(s)"
2982 * ":lvimgrepadd {pattern} file(s)"
2983 */
2984 void
2985 ex_vimgrep(eap)
2986 exarg_T *eap;
2987 {
2988 regmmatch_T regmatch;
2989 int fcount;
2990 char_u **fnames;
2991 char_u *fname;
2992 char_u *s;
2993 char_u *p;
2994 int fi;
2995 qf_info_T *qi = &ql_info;
2996 qfline_T *prevp = NULL;
2997 long lnum;
2998 buf_T *buf;
2999 int duplicate_name = FALSE;
3000 int using_dummy;
3001 int redraw_for_dummy = FALSE;
3002 int found_match;
3003 buf_T *first_match_buf = NULL;
3004 time_t seconds = 0;
3005 int save_mls;
3006 #if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
3007 char_u *save_ei = NULL;
3008 #endif
3009 aco_save_T aco;
3010 int flags = 0;
3011 colnr_T col;
3012 long tomatch;
3013 char_u dirname_start[MAXPATHL];
3014 char_u dirname_now[MAXPATHL];
3015 char_u *target_dir = NULL;
3016 #ifdef FEAT_AUTOCMD
3017 char_u *au_name = NULL;
3018
3019 switch (eap->cmdidx)
3020 {
3021 case CMD_vimgrep: au_name = (char_u *)"vimgrep"; break;
3022 case CMD_lvimgrep: au_name = (char_u *)"lvimgrep"; break;
3023 case CMD_vimgrepadd: au_name = (char_u *)"vimgrepadd"; break;
3024 case CMD_lvimgrepadd: au_name = (char_u *)"lvimgrepadd"; break;
3025 default: break;
3026 }
3027 if (au_name != NULL)
3028 {
3029 apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name,
3030 curbuf->b_fname, TRUE, curbuf);
3031 if (did_throw || force_abort)
3032 return;
3033 }
3034 #endif
3035
3036 if (eap->cmdidx == CMD_lgrep
3037 || eap->cmdidx == CMD_lvimgrep
3038 || eap->cmdidx == CMD_lgrepadd
3039 || eap->cmdidx == CMD_lvimgrepadd)
3040 {
3041 qi = ll_get_or_alloc_list(curwin);
3042 if (qi == NULL)
3043 return;
3044 }
3045
3046 if (eap->addr_count > 0)
3047 tomatch = eap->line2;
3048 else
3049 tomatch = MAXLNUM;
3050
3051 /* Get the search pattern: either white-separated or enclosed in // */
3052 regmatch.regprog = NULL;
3053 p = skip_vimgrep_pat(eap->arg, &s, &flags);
3054 if (p == NULL)
3055 {
3056 EMSG(_(e_invalpat));
3057 goto theend;
3058 }
3059 regmatch.regprog = vim_regcomp(s, RE_MAGIC);
3060 if (regmatch.regprog == NULL)
3061 goto theend;
3062 regmatch.rmm_ic = p_ic;
3063 regmatch.rmm_maxcol = 0;
3064
3065 p = skipwhite(p);
3066 if (*p == NUL)
3067 {
3068 EMSG(_("E683: File name missing or invalid pattern"));
3069 goto theend;
3070 }
3071
3072 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd &&
3073 eap->cmdidx != CMD_vimgrepadd && eap->cmdidx != CMD_lvimgrepadd)
3074 || qi->qf_curlist == qi->qf_listcount)
3075 /* make place for a new list */
3076 qf_new_list(qi);
3077 else if (qi->qf_lists[qi->qf_curlist].qf_count > 0)
3078 /* Adding to existing list, find last entry. */
3079 for (prevp = qi->qf_lists[qi->qf_curlist].qf_start;
3080 prevp->qf_next != prevp; prevp = prevp->qf_next)
3081 ;
3082
3083 /* parse the list of arguments */
3084 if (get_arglist_exp(p, &fcount, &fnames) == FAIL)
3085 goto theend;
3086 if (fcount == 0)
3087 {
3088 EMSG(_(e_nomatch));
3089 goto theend;
3090 }
3091
3092 /* Remember the current directory, because a BufRead autocommand that does
3093 * ":lcd %:p:h" changes the meaning of short path names. */
3094 mch_dirname(dirname_start, MAXPATHL);
3095
3096 seconds = (time_t)0;
3097 for (fi = 0; fi < fcount && !got_int && tomatch > 0; ++fi)
3098 {
3099 fname = shorten_fname1(fnames[fi]);
3100 if (time(NULL) > seconds)
3101 {
3102 /* Display the file name every second or so, show the user we are
3103 * working on it. */
3104 seconds = time(NULL);
3105 msg_start();
3106 p = msg_strtrunc(fname, TRUE);
3107 if (p == NULL)
3108 msg_outtrans(fname);
3109 else
3110 {
3111 msg_outtrans(p);
3112 vim_free(p);
3113 }
3114 msg_clr_eos();
3115 msg_didout = FALSE; /* overwrite this message */
3116 msg_nowait = TRUE; /* don't wait for this message */
3117 msg_col = 0;
3118 out_flush();
3119 }
3120
3121 buf = buflist_findname_exp(fnames[fi]);
3122 if (buf == NULL || buf->b_ml.ml_mfp == NULL)
3123 {
3124 /* Remember that a buffer with this name already exists. */
3125 duplicate_name = (buf != NULL);
3126 using_dummy = TRUE;
3127 redraw_for_dummy = TRUE;
3128
3129 #if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
3130 /* Don't do Filetype autocommands to avoid loading syntax and
3131 * indent scripts, a great speed improvement. */
3132 save_ei = au_event_disable(",Filetype");
3133 #endif
3134 /* Don't use modelines here, it's useless. */
3135 save_mls = p_mls;
3136 p_mls = 0;
3137
3138 /* Load file into a buffer, so that 'fileencoding' is detected,
3139 * autocommands applied, etc. */
3140 buf = load_dummy_buffer(fname);
3141
3142 /* When autocommands changed directory: go back. We assume it was
3143 * ":lcd %:p:h". */
3144 mch_dirname(dirname_now, MAXPATHL);
3145 if (STRCMP(dirname_start, dirname_now) != 0)
3146 {
3147 exarg_T ea;
3148
3149 ea.arg = dirname_start;
3150 ea.cmdidx = CMD_lcd;
3151 ex_cd(&ea);
3152 }
3153
3154 p_mls = save_mls;
3155 #if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
3156 au_event_restore(save_ei);
3157 #endif
3158 }
3159 else
3160 /* Use existing, loaded buffer. */
3161 using_dummy = FALSE;
3162
3163 if (buf == NULL)
3164 {
3165 if (!got_int)
3166 smsg((char_u *)_("Cannot open file \"%s\""), fname);
3167 }
3168 else
3169 {
3170 /* Try for a match in all lines of the buffer.
3171 * For ":1vimgrep" look for first match only. */
3172 found_match = FALSE;
3173 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && tomatch > 0;
3174 ++lnum)
3175 {
3176 col = 0;
3177 while (vim_regexec_multi(&regmatch, curwin, buf, lnum,
3178 col, NULL) > 0)
3179 {
3180 ;
3181 if (qf_add_entry(qi, &prevp,
3182 NULL, /* dir */
3183 fname,
3184 0,
3185 ml_get_buf(buf,
3186 regmatch.startpos[0].lnum + lnum, FALSE),
3187 regmatch.startpos[0].lnum + lnum,
3188 regmatch.startpos[0].col + 1,
3189 FALSE, /* vis_col */
3190 NULL, /* search pattern */
3191 0, /* nr */
3192 0, /* type */
3193 TRUE /* valid */
3194 ) == FAIL)
3195 {
3196 got_int = TRUE;
3197 break;
3198 }
3199 found_match = TRUE;
3200 if (--tomatch == 0)
3201 break;
3202 if ((flags & VGR_GLOBAL) == 0
3203 || regmatch.endpos[0].lnum > 0)
3204 break;
3205 col = regmatch.endpos[0].col
3206 + (col == regmatch.endpos[0].col);
3207 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE)))
3208 break;
3209 }
3210 line_breakcheck();
3211 if (got_int)
3212 break;
3213 }
3214
3215 if (using_dummy)
3216 {
3217 if (found_match && first_match_buf == NULL)
3218 first_match_buf = buf;
3219 if (duplicate_name)
3220 {
3221 /* Never keep a dummy buffer if there is another buffer
3222 * with the same name. */
3223 wipe_dummy_buffer(buf);
3224 buf = NULL;
3225 }
3226 else if (!cmdmod.hide
3227 || buf->b_p_bh[0] == 'u' /* "unload" */
3228 || buf->b_p_bh[0] == 'w' /* "wipe" */
3229 || buf->b_p_bh[0] == 'd') /* "delete" */
3230 {
3231 /* When no match was found we don't need to remember the
3232 * buffer, wipe it out. If there was a match and it
3233 * wasn't the first one or we won't jump there: only
3234 * unload the buffer.
3235 * Ignore 'hidden' here, because it may lead to having too
3236 * many swap files. */
3237 if (!found_match)
3238 {
3239 wipe_dummy_buffer(buf);
3240 buf = NULL;
3241 }
3242 else if (buf != first_match_buf || (flags & VGR_NOJUMP))
3243 {
3244 unload_dummy_buffer(buf);
3245 buf = NULL;
3246 }
3247 }
3248
3249 if (buf != NULL)
3250 {
3251 /* If the buffer is still loaded we need to use the
3252 * directory we jumped to below. */
3253 if (buf == first_match_buf
3254 && target_dir == NULL
3255 && STRCMP(dirname_start, dirname_now) != 0)
3256 target_dir = vim_strsave(dirname_now);
3257
3258 /* The buffer is still loaded, the Filetype autocommands
3259 * need to be done now, in that buffer. And the modelines
3260 * need to be done (again). But not the window-local
3261 * options! */
3262 aucmd_prepbuf(&aco, buf);
3263 #if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
3264 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft,
3265 buf->b_fname, TRUE, buf);
3266 #endif
3267 do_modelines(OPT_NOWIN);
3268 aucmd_restbuf(&aco);
3269 }
3270 }
3271 }
3272 }
3273
3274 FreeWild(fcount, fnames);
3275
3276 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE;
3277 qi->qf_lists[qi->qf_curlist].qf_ptr = qi->qf_lists[qi->qf_curlist].qf_start;
3278 qi->qf_lists[qi->qf_curlist].qf_index = 1;
3279
3280 #ifdef FEAT_WINDOWS
3281 qf_update_buffer(qi);
3282 #endif
3283
3284 #ifdef FEAT_AUTOCMD
3285 if (au_name != NULL)
3286 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name,
3287 curbuf->b_fname, TRUE, curbuf);
3288 #endif
3289
3290 /* Jump to first match. */
3291 if (qi->qf_lists[qi->qf_curlist].qf_count > 0)
3292 {
3293 if ((flags & VGR_NOJUMP) == 0)
3294 {
3295 buf = curbuf;
3296 qf_jump(qi, 0, 0, eap->forceit);
3297 if (buf != curbuf)
3298 /* If we jumped to another buffer redrawing will already be
3299 * taken care of. */
3300 redraw_for_dummy = FALSE;
3301
3302 /* Jump to the directory used after loading the buffer. */
3303 if (curbuf == first_match_buf && target_dir != NULL)
3304 {
3305 exarg_T ea;
3306
3307 ea.arg = target_dir;
3308 ea.cmdidx = CMD_lcd;
3309 ex_cd(&ea);
3310 }
3311 }
3312 }
3313 else
3314 EMSG2(_(e_nomatch2), s);
3315
3316 /* If we loaded a dummy buffer into the current window, the autocommands
3317 * may have messed up things, need to redraw and recompute folds. */
3318 if (redraw_for_dummy)
3319 {
3320 #ifdef FEAT_FOLDING
3321 foldUpdateAll(curwin);
3322 #else
3323 redraw_later(NOT_VALID);
3324 #endif
3325 }
3326
3327 theend:
3328 vim_free(target_dir);
3329 vim_free(regmatch.regprog);
3330 }
3331
3332 /*
3333 * Skip over the pattern argument of ":vimgrep /pat/[g][j]".
3334 * Put the start of the pattern in "*s", unless "s" is NULL.
3335 * If "flags" is not NULL put the flags in it: VGR_GLOBAL, VGR_NOJUMP.
3336 * If "s" is not NULL terminate the pattern with a NUL.
3337 * Return a pointer to the char just past the pattern plus flags.
3338 */
3339 char_u *
3340 skip_vimgrep_pat(p, s, flags)
3341 char_u *p;
3342 char_u **s;
3343 int *flags;
3344 {
3345 int c;
3346
3347 if (vim_isIDc(*p))
3348 {
3349 /* ":vimgrep pattern fname" */
3350 if (s != NULL)
3351 *s = p;
3352 p = skiptowhite(p);
3353 if (s != NULL && *p != NUL)
3354 *p++ = NUL;
3355 }
3356 else
3357 {
3358 /* ":vimgrep /pattern/[g][j] fname" */
3359 if (s != NULL)
3360 *s = p + 1;
3361 c = *p;
3362 p = skip_regexp(p + 1, c, TRUE, NULL);
3363 if (*p != c)
3364 return NULL;
3365
3366 /* Truncate the pattern. */
3367 if (s != NULL)
3368 *p = NUL;
3369 ++p;
3370
3371 /* Find the flags */
3372 while (*p == 'g' || *p == 'j')
3373 {
3374 if (flags != NULL)
3375 {
3376 if (*p == 'g')
3377 *flags |= VGR_GLOBAL;
3378 else
3379 *flags |= VGR_NOJUMP;
3380 }
3381 ++p;
3382 }
3383 }
3384 return p;
3385 }
3386
3387 /*
3388 * Load file "fname" into a dummy buffer and return the buffer pointer.
3389 * Returns NULL if it fails.
3390 * Must call unload_dummy_buffer() or wipe_dummy_buffer() later!
3391 */
3392 static buf_T *
3393 load_dummy_buffer(fname)
3394 char_u *fname;
3395 {
3396 buf_T *newbuf;
3397 int failed = TRUE;
3398 aco_save_T aco;
3399
3400 /* Allocate a buffer without putting it in the buffer list. */
3401 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
3402 if (newbuf == NULL)
3403 return NULL;
3404
3405 /* Init the options. */
3406 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP);
3407
3408 /* need to open the memfile before putting the buffer in a window */
3409 if (ml_open(newbuf) == OK)
3410 {
3411 /* set curwin/curbuf to buf and save a few things */
3412 aucmd_prepbuf(&aco, newbuf);
3413
3414 /* Need to set the filename for autocommands. */
3415 (void)setfname(curbuf, fname, NULL, FALSE);
3416
3417 /* Create swap file now to avoid the ATTENTION message. */
3418 check_need_swap(TRUE);
3419
3420 /* Remove the "dummy" flag, otherwise autocommands may not
3421 * work. */
3422 curbuf->b_flags &= ~BF_DUMMY;
3423
3424 if (readfile(fname, NULL,
3425 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM,
3426 NULL, READ_NEW | READ_DUMMY) == OK
3427 && !got_int
3428 && !(curbuf->b_flags & BF_NEW))
3429 {
3430 failed = FALSE;
3431 if (curbuf != newbuf)
3432 {
3433 /* Bloody autocommands changed the buffer! */
3434 if (buf_valid(newbuf))
3435 wipe_buffer(newbuf, FALSE);
3436 newbuf = curbuf;
3437 }
3438 }
3439
3440 /* restore curwin/curbuf and a few other things */
3441 aucmd_restbuf(&aco);
3442 }
3443
3444 if (!buf_valid(newbuf))
3445 return NULL;
3446 if (failed)
3447 {
3448 wipe_dummy_buffer(newbuf);
3449 return NULL;
3450 }
3451 return newbuf;
3452 }
3453
3454 /*
3455 * Wipe out the dummy buffer that load_dummy_buffer() created.
3456 */
3457 static void
3458 wipe_dummy_buffer(buf)
3459 buf_T *buf;
3460 {
3461 if (curbuf != buf) /* safety check */
3462 {
3463 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
3464 cleanup_T cs;
3465
3466 /* Reset the error/interrupt/exception state here so that aborting()
3467 * returns FALSE when wiping out the buffer. Otherwise it doesn't
3468 * work when got_int is set. */
3469 enter_cleanup(&cs);
3470 #endif
3471
3472 wipe_buffer(buf, FALSE);
3473
3474 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
3475 /* Restore the error/interrupt/exception state if not discarded by a
3476 * new aborting error, interrupt, or uncaught exception. */
3477 leave_cleanup(&cs);
3478 #endif
3479 }
3480 }
3481
3482 /*
3483 * Unload the dummy buffer that load_dummy_buffer() created.
3484 */
3485 static void
3486 unload_dummy_buffer(buf)
3487 buf_T *buf;
3488 {
3489 if (curbuf != buf) /* safety check */
3490 close_buffer(NULL, buf, DOBUF_UNLOAD);
3491 }
3492
3493 #if defined(FEAT_EVAL) || defined(PROTO)
3494 /*
3495 * Add each quickfix error to list "list" as a dictionary.
3496 */
3497 int
3498 get_errorlist(wp, list)
3499 win_T *wp;
3500 list_T *list;
3501 {
3502 qf_info_T *qi = &ql_info;
3503 dict_T *dict;
3504 char_u buf[2];
3505 qfline_T *qfp;
3506 int i;
3507 int bufnum;
3508
3509 if (wp != NULL)
3510 {
3511 qi = GET_LOC_LIST(wp);
3512 if (qi == NULL)
3513 return FAIL;
3514 }
3515
3516 if (qi->qf_curlist >= qi->qf_listcount
3517 || qi->qf_lists[qi->qf_curlist].qf_count == 0)
3518 return FAIL;
3519
3520 qfp = qi->qf_lists[qi->qf_curlist].qf_start;
3521 for (i = 1; !got_int && i <= qi->qf_lists[qi->qf_curlist].qf_count; ++i)
3522 {
3523 /* Handle entries with a non-existing buffer number. */
3524 bufnum = qfp->qf_fnum;
3525 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL))
3526 bufnum = 0;
3527
3528 if ((dict = dict_alloc()) == NULL)
3529 return FAIL;
3530 if (list_append_dict(list, dict) == FAIL)
3531 return FAIL;
3532
3533 buf[0] = qfp->qf_type;
3534 buf[1] = NUL;
3535 if ( dict_add_nr_str(dict, "bufnr", (long)bufnum, NULL) == FAIL
3536 || dict_add_nr_str(dict, "lnum", (long)qfp->qf_lnum, NULL) == FAIL
3537 || dict_add_nr_str(dict, "col", (long)qfp->qf_col, NULL) == FAIL
3538 || dict_add_nr_str(dict, "vcol", (long)qfp->qf_viscol, NULL) == FAIL
3539 || dict_add_nr_str(dict, "nr", (long)qfp->qf_nr, NULL) == FAIL
3540 || dict_add_nr_str(dict, "pattern", 0L,
3541 qfp->qf_pattern == NULL ? (char_u *)"" : qfp->qf_pattern) == FAIL
3542 || dict_add_nr_str(dict, "text", 0L,
3543 qfp->qf_text == NULL ? (char_u *)"" : qfp->qf_text) == FAIL
3544 || dict_add_nr_str(dict, "type", 0L, buf) == FAIL
3545 || dict_add_nr_str(dict, "valid", (long)qfp->qf_valid, NULL) == FAIL)
3546 return FAIL;
3547
3548 qfp = qfp->qf_next;
3549 }
3550 return OK;
3551 }
3552
3553 /*
3554 * Populate the quickfix list with the items supplied in the list
3555 * of dictionaries.
3556 */
3557 int
3558 set_errorlist(wp, list, action)
3559 win_T *wp;
3560 list_T *list;
3561 int action;
3562 {
3563 listitem_T *li;
3564 dict_T *d;
3565 char_u *filename, *pattern, *text, *type;
3566 int bufnum;
3567 long lnum;
3568 int col, nr;
3569 int vcol;
3570 qfline_T *prevp = NULL;
3571 int valid, status;
3572 int retval = OK;
3573 qf_info_T *qi = &ql_info;
3574 int did_bufnr_emsg = FALSE;
3575
3576 if (wp != NULL)
3577 {
3578 qi = ll_get_or_alloc_list(wp);
3579 if (qi == NULL)
3580 return FAIL;
3581 }
3582
3583 if (action == ' ' || qi->qf_curlist == qi->qf_listcount)
3584 /* make place for a new list */
3585 qf_new_list(qi);
3586 else if (action == 'a' && qi->qf_lists[qi->qf_curlist].qf_count > 0)
3587 /* Adding to existing list, find last entry. */
3588 for (prevp = qi->qf_lists[qi->qf_curlist].qf_start;
3589 prevp->qf_next != prevp; prevp = prevp->qf_next)
3590 ;
3591 else if (action == 'r')
3592 qf_free(qi, qi->qf_curlist);
3593
3594 for (li = list->lv_first; li != NULL; li = li->li_next)
3595 {
3596 if (li->li_tv.v_type != VAR_DICT)
3597 continue; /* Skip non-dict items */
3598
3599 d = li->li_tv.vval.v_dict;
3600 if (d == NULL)
3601 continue;
3602
3603 filename = get_dict_string(d, (char_u *)"filename", TRUE);
3604 bufnum = get_dict_number(d, (char_u *)"bufnr");
3605 lnum = get_dict_number(d, (char_u *)"lnum");
3606 col = get_dict_number(d, (char_u *)"col");
3607 vcol = get_dict_number(d, (char_u *)"vcol");
3608 nr = get_dict_number(d, (char_u *)"nr");
3609 type = get_dict_string(d, (char_u *)"type", TRUE);
3610 pattern = get_dict_string(d, (char_u *)"pattern", TRUE);
3611 text = get_dict_string(d, (char_u *)"text", TRUE);
3612 if (text == NULL)
3613 text = vim_strsave((char_u *)"");
3614
3615 valid = TRUE;
3616 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL))
3617 valid = FALSE;
3618
3619 /* Mark entries with non-existing buffer number as not valid. Give the
3620 * error message only once. */
3621 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL))
3622 {
3623 if (!did_bufnr_emsg)
3624 {
3625 did_bufnr_emsg = TRUE;
3626 EMSGN(_("E92: Buffer %ld not found"), bufnum);
3627 }
3628 valid = FALSE;
3629 bufnum = 0;
3630 }
3631
3632 status = qf_add_entry(qi, &prevp,
3633 NULL, /* dir */
3634 filename,
3635 bufnum,
3636 text,
3637 lnum,
3638 col,
3639 vcol, /* vis_col */
3640 pattern, /* search pattern */
3641 nr,
3642 type == NULL ? NUL : *type,
3643 valid);
3644
3645 vim_free(filename);
3646 vim_free(pattern);
3647 vim_free(text);
3648 vim_free(type);
3649
3650 if (status == FAIL)
3651 {
3652 retval = FAIL;
3653 break;
3654 }
3655 }
3656
3657 if (qi->qf_lists[qi->qf_curlist].qf_index == 0)
3658 /* empty list or no valid entry */
3659 qi->qf_lists[qi->qf_curlist].qf_nonevalid = TRUE;
3660 else
3661 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE;
3662 qi->qf_lists[qi->qf_curlist].qf_ptr = qi->qf_lists[qi->qf_curlist].qf_start;
3663 qi->qf_lists[qi->qf_curlist].qf_index = 1;
3664
3665 #ifdef FEAT_WINDOWS
3666 qf_update_buffer(qi);
3667 #endif
3668
3669 return retval;
3670 }
3671 #endif
3672
3673 /*
3674 * ":[range]cbuffer [bufnr]" command.
3675 * ":[range]caddbuffer [bufnr]" command.
3676 * ":[range]cgetbuffer [bufnr]" command.
3677 * ":[range]lbuffer [bufnr]" command.
3678 * ":[range]laddbuffer [bufnr]" command.
3679 * ":[range]lgetbuffer [bufnr]" command.
3680 */
3681 void
3682 ex_cbuffer(eap)
3683 exarg_T *eap;
3684 {
3685 buf_T *buf = NULL;
3686 qf_info_T *qi = &ql_info;
3687
3688 if (eap->cmdidx == CMD_lbuffer || eap->cmdidx == CMD_lgetbuffer
3689 || eap->cmdidx == CMD_laddbuffer)
3690 {
3691 qi = ll_get_or_alloc_list(curwin);
3692 if (qi == NULL)
3693 return;
3694 }
3695
3696 if (*eap->arg == NUL)
3697 buf = curbuf;
3698 else if (*skipwhite(skipdigits(eap->arg)) == NUL)
3699 buf = buflist_findnr(atoi((char *)eap->arg));
3700 if (buf == NULL)
3701 EMSG(_(e_invarg));
3702 else if (buf->b_ml.ml_mfp == NULL)
3703 EMSG(_("E681: Buffer is not loaded"));
3704 else
3705 {
3706 if (eap->addr_count == 0)
3707 {
3708 eap->line1 = 1;
3709 eap->line2 = buf->b_ml.ml_line_count;
3710 }
3711 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count
3712 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count)
3713 EMSG(_(e_invrange));
3714 else
3715 {
3716 if (qf_init_ext(qi, NULL, buf, NULL, p_efm,
3717 (eap->cmdidx != CMD_caddbuffer
3718 && eap->cmdidx != CMD_laddbuffer),
3719 eap->line1, eap->line2) > 0
3720 && (eap->cmdidx == CMD_cbuffer
3721 || eap->cmdidx == CMD_lbuffer))
3722 qf_jump(qi, 0, 0, eap->forceit); /* display first error */
3723 }
3724 }
3725 }
3726
3727 #if defined(FEAT_EVAL) || defined(PROTO)
3728 /*
3729 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command.
3730 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command.
3731 */
3732 void
3733 ex_cexpr(eap)
3734 exarg_T *eap;
3735 {
3736 typval_T *tv;
3737 qf_info_T *qi = &ql_info;
3738
3739 if (eap->cmdidx == CMD_lexpr || eap->cmdidx == CMD_lgetexpr
3740 || eap->cmdidx == CMD_laddexpr)
3741 {
3742 qi = ll_get_or_alloc_list(curwin);
3743 if (qi == NULL)
3744 return;
3745 }
3746
3747 /* Evaluate the expression. When the result is a string or a list we can
3748 * use it to fill the errorlist. */
3749 tv = eval_expr(eap->arg, NULL);
3750 if (tv != NULL)
3751 {
3752 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL)
3753 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL))
3754 {
3755 if (qf_init_ext(qi, NULL, NULL, tv, p_efm,
3756 (eap->cmdidx != CMD_caddexpr
3757 && eap->cmdidx != CMD_laddexpr),
3758 (linenr_T)0, (linenr_T)0) > 0
3759 && (eap->cmdidx == CMD_cexpr
3760 || eap->cmdidx == CMD_lexpr))
3761 qf_jump(qi, 0, 0, eap->forceit); /* display first error */
3762 }
3763 else
3764 EMSG(_("E777: String or List expected"));
3765 free_tv(tv);
3766 }
3767 }
3768 #endif
3769
3770 /*
3771 * ":helpgrep {pattern}"
3772 */
3773 void
3774 ex_helpgrep(eap)
3775 exarg_T *eap;
3776 {
3777 regmatch_T regmatch;
3778 char_u *save_cpo;
3779 char_u *p;
3780 int fcount;
3781 char_u **fnames;
3782 FILE *fd;
3783 int fi;
3784 qfline_T *prevp = NULL;
3785 long lnum;
3786 #ifdef FEAT_MULTI_LANG
3787 char_u *lang;
3788 #endif
3789 qf_info_T *qi = &ql_info;
3790 int new_qi = FALSE;
3791 win_T *wp;
3792
3793 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
3794 save_cpo = p_cpo;
3795 p_cpo = empty_option;
3796
3797 #ifdef FEAT_MULTI_LANG
3798 /* Check for a specified language */
3799 lang = check_help_lang(eap->arg);
3800 #endif
3801
3802 if (eap->cmdidx == CMD_lhelpgrep)
3803 {
3804 /* Find an existing help window */
3805 FOR_ALL_WINDOWS(wp)
3806 if (wp->w_buffer != NULL && wp->w_buffer->b_help)
3807 break;
3808
3809 if (wp == NULL) /* Help window not found */
3810 qi = NULL;
3811 else
3812 qi = wp->w_llist;
3813
3814 if (qi == NULL)
3815 {
3816 /* Allocate a new location list for help text matches */
3817 if ((qi = ll_new_list()) == NULL)
3818 return;
3819 new_qi = TRUE;
3820 }
3821 }
3822
3823 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING);
3824 regmatch.rm_ic = FALSE;
3825 if (regmatch.regprog != NULL)
3826 {
3827 /* create a new quickfix list */
3828 qf_new_list(qi);
3829
3830 /* Go through all directories in 'runtimepath' */
3831 p = p_rtp;
3832 while (*p != NUL && !got_int)
3833 {
3834 copy_option_part(&p, NameBuff, MAXPATHL, ",");
3835
3836 /* Find all "*.txt" and "*.??x" files in the "doc" directory. */
3837 add_pathsep(NameBuff);
3838 STRCAT(NameBuff, "doc/*.\\(txt\\|??x\\)");
3839 if (gen_expand_wildcards(1, &NameBuff, &fcount,
3840 &fnames, EW_FILE|EW_SILENT) == OK
3841 && fcount > 0)
3842 {
3843 for (fi = 0; fi < fcount && !got_int; ++fi)
3844 {
3845 #ifdef FEAT_MULTI_LANG
3846 /* Skip files for a different language. */
3847 if (lang != NULL
3848 && STRNICMP(lang, fnames[fi]
3849 + STRLEN(fnames[fi]) - 3, 2) != 0
3850 && !(STRNICMP(lang, "en", 2) == 0
3851 && STRNICMP("txt", fnames[fi]
3852 + STRLEN(fnames[fi]) - 3, 3) == 0))
3853 continue;
3854 #endif
3855 fd = mch_fopen((char *)fnames[fi], "r");
3856 if (fd != NULL)
3857 {
3858 lnum = 1;
3859 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int)
3860 {
3861 if (vim_regexec(&regmatch, IObuff, (colnr_T)0))
3862 {
3863 int l = (int)STRLEN(IObuff);
3864
3865 /* remove trailing CR, LF, spaces, etc. */
3866 while (l > 0 && IObuff[l - 1] <= ' ')
3867 IObuff[--l] = NUL;
3868
3869 if (qf_add_entry(qi, &prevp,
3870 NULL, /* dir */
3871 fnames[fi],
3872 0,
3873 IObuff,
3874 lnum,
3875 (int)(regmatch.startp[0] - IObuff)
3876 + 1, /* col */
3877 FALSE, /* vis_col */
3878 NULL, /* search pattern */
3879 0, /* nr */
3880 1, /* type */
3881 TRUE /* valid */
3882 ) == FAIL)
3883 {
3884 got_int = TRUE;
3885 break;
3886 }
3887 }
3888 ++lnum;
3889 line_breakcheck();
3890 }
3891 fclose(fd);
3892 }
3893 }
3894 FreeWild(fcount, fnames);
3895 }
3896 }
3897 vim_free(regmatch.regprog);
3898
3899 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE;
3900 qi->qf_lists[qi->qf_curlist].qf_ptr =
3901 qi->qf_lists[qi->qf_curlist].qf_start;
3902 qi->qf_lists[qi->qf_curlist].qf_index = 1;
3903 }
3904
3905 if (p_cpo == empty_option)
3906 p_cpo = save_cpo;
3907 else
3908 /* Darn, some plugin changed the value. */
3909 free_string_option(save_cpo);
3910
3911 #ifdef FEAT_WINDOWS
3912 qf_update_buffer(qi);
3913 #endif
3914
3915 /* Jump to first match. */
3916 if (qi->qf_lists[qi->qf_curlist].qf_count > 0)
3917 qf_jump(qi, 0, 0, FALSE);
3918 else
3919 EMSG2(_(e_nomatch2), eap->arg);
3920
3921 if (eap->cmdidx == CMD_lhelpgrep)
3922 {
3923 /* If the help window is not opened or if it already points to the
3924 * correct location list, then free the new location list. */
3925 if (!curwin->w_buffer->b_help || curwin->w_llist == qi)
3926 {
3927 if (new_qi)
3928 ll_free_all(&qi);
3929 }
3930 else if (curwin->w_llist == NULL)
3931 curwin->w_llist = qi;
3932 }
3933 }
3934
3935 #endif /* FEAT_QUICKFIX */
Vim with various extensions