1 /* vi:set ts=8 sts=4 sw=4 noet: 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 /* 25 * For each error the next struct is allocated and linked in a list. 26 */ 27 typedef struct qfline_S qfline_T; 28 struct qfline_S 29 { 30 qfline_T *qf_next; // pointer to next error in the list 31 qfline_T *qf_prev; // pointer to previous error in the list 32 linenr_T qf_lnum; // line number where the error occurred 33 int qf_fnum; // file number for the line 34 int qf_col; // column where the error occurred 35 int qf_nr; // error number 36 char_u *qf_module; // module name for this error 37 char_u *qf_pattern; // search pattern for the error 38 char_u *qf_text; // description of the error 39 char_u qf_viscol; // set to TRUE if qf_col is screen column 40 char_u qf_cleared; // set to TRUE if line has been deleted 41 char_u qf_type; // type of the error (mostly 'E'); 1 for 42 // :helpgrep 43 char_u qf_valid; // valid error message detected 44 }; 45 46 /* 47 * There is a stack of error lists. 48 */ 49 #define LISTCOUNT 10 50 #define INVALID_QFIDX (-1) 51 #define INVALID_QFBUFNR (0) 52 53 /* 54 * Quickfix list type. 55 */ 56 typedef enum 57 { 58 QFLT_QUICKFIX, // Quickfix list - global list 59 QFLT_LOCATION, // Location list - per window list 60 QFLT_INTERNAL // Internal - Temporary list used by getqflist()/getloclist() 61 } qfltype_T; 62 63 /* 64 * Quickfix/Location list definition 65 * Contains a list of entries (qfline_T). qf_start points to the first entry 66 * and qf_last points to the last entry. qf_count contains the list size. 67 * 68 * Usually the list contains one or more entries. But an empty list can be 69 * created using setqflist()/setloclist() with a title and/or user context 70 * information and entries can be added later using setqflist()/setloclist(). 71 */ 72 typedef struct qf_list_S 73 { 74 int_u qf_id; // Unique identifier for this list 75 qfltype_T qfl_type; 76 qfline_T *qf_start; // pointer to the first error 77 qfline_T *qf_last; // pointer to the last error 78 qfline_T *qf_ptr; // pointer to the current error 79 int qf_count; // number of errors (0 means empty list) 80 int qf_index; // current index in the error list 81 int qf_nonevalid; // TRUE if not a single valid entry found 82 char_u *qf_title; // title derived from the command that created 83 // the error list or set by setqflist 84 typval_T *qf_ctx; // context set by setqflist/setloclist 85 86 struct dir_stack_T *qf_dir_stack; 87 char_u *qf_directory; 88 struct dir_stack_T *qf_file_stack; 89 char_u *qf_currfile; 90 int qf_multiline; 91 int qf_multiignore; 92 int qf_multiscan; 93 long qf_changedtick; 94 } qf_list_T; 95 96 /* 97 * Quickfix/Location list stack definition 98 * Contains a list of quickfix/location lists (qf_list_T) 99 */ 100 struct qf_info_S 101 { 102 // Count of references to this list. Used only for location lists. 103 // When a location list window reference this list, qf_refcount 104 // will be 2. Otherwise, qf_refcount will be 1. When qf_refcount 105 // reaches 0, the list is freed. 106 int qf_refcount; 107 int qf_listcount; // current number of lists 108 int qf_curlist; // current error list 109 qf_list_T qf_lists[LISTCOUNT]; 110 qfltype_T qfl_type; // type of list 111 int qf_bufnr; // quickfix window buffer number 112 }; 113 114 static qf_info_T ql_info; // global quickfix list 115 static int_u last_qf_id = 0; // Last used quickfix list id 116 117 #define FMT_PATTERNS 11 // maximum number of % recognized 118 119 /* 120 * Structure used to hold the info of one part of 'errorformat' 121 */ 122 typedef struct efm_S efm_T; 123 struct efm_S 124 { 125 regprog_T *prog; // pre-formatted part of 'errorformat' 126 efm_T *next; // pointer to next (NULL if last) 127 char_u addr[FMT_PATTERNS]; // indices of used % patterns 128 char_u prefix; // prefix of this format line: 129 // 'D' enter directory 130 // 'X' leave directory 131 // 'A' start of multi-line message 132 // 'E' error message 133 // 'W' warning message 134 // 'I' informational message 135 // 'C' continuation line 136 // 'Z' end of multi-line message 137 // 'G' general, unspecific message 138 // 'P' push file (partial) message 139 // 'Q' pop/quit file (partial) message 140 // 'O' overread (partial) message 141 char_u flags; // additional flags given in prefix 142 // '-' do not include this line 143 // '+' include whole line in message 144 int conthere; // %> used 145 }; 146 147 // List of location lists to be deleted. 148 // Used to delay the deletion of locations lists by autocmds. 149 typedef struct qf_delq_S 150 { 151 struct qf_delq_S *next; 152 qf_info_T *qi; 153 } qf_delq_T; 154 static qf_delq_T *qf_delq_head = NULL; 155 156 // Counter to prevent autocmds from freeing up location lists when they are 157 // still being used. 158 static int quickfix_busy = 0; 159 160 static efm_T *fmt_start = NULL; // cached across qf_parse_line() calls 161 162 static void qf_new_list(qf_info_T *qi, char_u *qf_title); 163 static int qf_add_entry(qf_list_T *qfl, char_u *dir, char_u *fname, char_u *module, int bufnum, char_u *mesg, long lnum, int col, int vis_col, char_u *pattern, int nr, int type, int valid); 164 static void qf_free(qf_list_T *qfl); 165 static char_u *qf_types(int, int); 166 static int qf_get_fnum(qf_list_T *qfl, char_u *, char_u *); 167 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 168 static char_u *qf_pop_dir(struct dir_stack_T **); 169 static char_u *qf_guess_filepath(qf_list_T *qfl, char_u *); 170 static void qf_jump_newwin(qf_info_T *qi, int dir, int errornr, int forceit, int newwin); 171 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 172 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 173 static win_T *qf_find_win(qf_info_T *qi); 174 static buf_T *qf_find_buf(qf_info_T *qi); 175 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 176 static void qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last); 177 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 178 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 179 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 180 static qf_info_T *ll_get_or_alloc_list(win_T *); 181 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 182 183 // Quickfix window check helper macro 184 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 185 // Location list window check helper macro 186 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 187 188 // Quickfix and location list stack check helper macros 189 #define IS_QF_STACK(qi) (qi->qfl_type == QFLT_QUICKFIX) 190 #define IS_LL_STACK(qi) (qi->qfl_type == QFLT_LOCATION) 191 #define IS_QF_LIST(qfl) (qfl->qfl_type == QFLT_QUICKFIX) 192 #define IS_LL_LIST(qfl) (qfl->qfl_type == QFLT_LOCATION) 193 194 /* 195 * Return location list for window 'wp' 196 * For location list window, return the referenced location list 197 */ 198 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 199 200 // Macro to loop through all the items in a quickfix list 201 // Quickfix item index starts from 1, so i below starts at 1 202 #define FOR_ALL_QFL_ITEMS(qfl, qfp, i) \ 203 for (i = 1, qfp = qfl->qf_start; \ 204 !got_int && i <= qfl->qf_count && qfp != NULL; \ 205 ++i, qfp = qfp->qf_next) 206 207 /* 208 * Looking up a buffer can be slow if there are many. Remember the last one 209 * to make this a lot faster if there are multiple matches in the same file. 210 */ 211 static char_u *qf_last_bufname = NULL; 212 static bufref_T qf_last_bufref = {NULL, 0, 0}; 213 214 static char *e_loc_list_changed = 215 N_("E926: Current location list was changed"); 216 217 /* 218 * Maximum number of bytes allowed per line while reading a errorfile. 219 */ 220 #define LINE_MAXLEN 4096 221 222 static struct fmtpattern 223 { 224 char_u convchar; 225 char *pattern; 226 } fmt_pat[FMT_PATTERNS] = 227 { 228 {'f', ".\\+"}, // only used when at end 229 {'n', "\\d\\+"}, 230 {'l', "\\d\\+"}, 231 {'c', "\\d\\+"}, 232 {'t', "."}, 233 {'m', ".\\+"}, 234 {'r', ".*"}, 235 {'p', "[- .]*"}, 236 {'v', "\\d\\+"}, 237 {'s', ".\\+"}, 238 {'o', ".\\+"} 239 }; 240 241 /* 242 * Convert an errorformat pattern to a regular expression pattern. 243 * See fmt_pat definition above for the list of supported patterns. The 244 * pattern specifier is supplied in "efmpat". The converted pattern is stored 245 * in "regpat". Returns a pointer to the location after the pattern. 246 */ 247 static char_u * 248 efmpat_to_regpat( 249 char_u *efmpat, 250 char_u *regpat, 251 efm_T *efminfo, 252 int idx, 253 int round) 254 { 255 char_u *srcptr; 256 257 if (efminfo->addr[idx]) 258 { 259 // Each errorformat pattern can occur only once 260 semsg(_("E372: Too many %%%c in format string"), *efmpat); 261 return NULL; 262 } 263 if ((idx && idx < 6 264 && vim_strchr((char_u *)"DXOPQ", efminfo->prefix) != NULL) 265 || (idx == 6 266 && vim_strchr((char_u *)"OPQ", efminfo->prefix) == NULL)) 267 { 268 semsg(_("E373: Unexpected %%%c in format string"), *efmpat); 269 return NULL; 270 } 271 efminfo->addr[idx] = (char_u)++round; 272 *regpat++ = '\\'; 273 *regpat++ = '('; 274 #ifdef BACKSLASH_IN_FILENAME 275 if (*efmpat == 'f') 276 { 277 // Also match "c:" in the file name, even when 278 // checking for a colon next: "%f:". 279 // "\%(\a:\)\=" 280 STRCPY(regpat, "\\%(\\a:\\)\\="); 281 regpat += 10; 282 } 283 #endif 284 if (*efmpat == 'f' && efmpat[1] != NUL) 285 { 286 if (efmpat[1] != '\\' && efmpat[1] != '%') 287 { 288 // A file name may contain spaces, but this isn't 289 // in "\f". For "%f:%l:%m" there may be a ":" in 290 // the file name. Use ".\{-1,}x" instead (x is 291 // the next character), the requirement that :999: 292 // follows should work. 293 STRCPY(regpat, ".\\{-1,}"); 294 regpat += 7; 295 } 296 else 297 { 298 // File name followed by '\\' or '%': include as 299 // many file name chars as possible. 300 STRCPY(regpat, "\\f\\+"); 301 regpat += 4; 302 } 303 } 304 else 305 { 306 srcptr = (char_u *)fmt_pat[idx].pattern; 307 while ((*regpat = *srcptr++) != NUL) 308 ++regpat; 309 } 310 *regpat++ = '\\'; 311 *regpat++ = ')'; 312 313 return regpat; 314 } 315 316 /* 317 * Convert a scanf like format in 'errorformat' to a regular expression. 318 * Returns a pointer to the location after the pattern. 319 */ 320 static char_u * 321 scanf_fmt_to_regpat( 322 char_u **pefmp, 323 char_u *efm, 324 int len, 325 char_u *regpat) 326 { 327 char_u *efmp = *pefmp; 328 329 if (*efmp == '[' || *efmp == '\\') 330 { 331 if ((*regpat++ = *efmp) == '[') // %*[^a-z0-9] etc. 332 { 333 if (efmp[1] == '^') 334 *regpat++ = *++efmp; 335 if (efmp < efm + len) 336 { 337 *regpat++ = *++efmp; // could be ']' 338 while (efmp < efm + len 339 && (*regpat++ = *++efmp) != ']') 340 // skip ; 341 if (efmp == efm + len) 342 { 343 emsg(_("E374: Missing ] in format string")); 344 return NULL; 345 } 346 } 347 } 348 else if (efmp < efm + len) // %*\D, %*\s etc. 349 *regpat++ = *++efmp; 350 *regpat++ = '\\'; 351 *regpat++ = '+'; 352 } 353 else 354 { 355 // TODO: scanf()-like: %*ud, %*3c, %*f, ... ? 356 semsg(_("E375: Unsupported %%%c in format string"), *efmp); 357 return NULL; 358 } 359 360 *pefmp = efmp; 361 362 return regpat; 363 } 364 365 /* 366 * Analyze/parse an errorformat prefix. 367 */ 368 static char_u * 369 efm_analyze_prefix(char_u *efmp, efm_T *efminfo) 370 { 371 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 372 efminfo->flags = *efmp++; 373 if (vim_strchr((char_u *)"DXAEWICZGOPQ", *efmp) != NULL) 374 efminfo->prefix = *efmp; 375 else 376 { 377 semsg(_("E376: Invalid %%%c in format string prefix"), *efmp); 378 return NULL; 379 } 380 381 return efmp; 382 } 383 384 /* 385 * Converts a 'errorformat' string part in 'efm' to a regular expression 386 * pattern. The resulting regex pattern is returned in "regpat". Additional 387 * information about the 'erroformat' pattern is returned in "fmt_ptr". 388 * Returns OK or FAIL. 389 */ 390 static int 391 efm_to_regpat( 392 char_u *efm, 393 int len, 394 efm_T *fmt_ptr, 395 char_u *regpat) 396 { 397 char_u *ptr; 398 char_u *efmp; 399 int round; 400 int idx = 0; 401 402 // Build a regexp pattern for a 'errorformat' option part 403 ptr = regpat; 404 *ptr++ = '^'; 405 round = 0; 406 for (efmp = efm; efmp < efm + len; ++efmp) 407 { 408 if (*efmp == '%') 409 { 410 ++efmp; 411 for (idx = 0; idx < FMT_PATTERNS; ++idx) 412 if (fmt_pat[idx].convchar == *efmp) 413 break; 414 if (idx < FMT_PATTERNS) 415 { 416 ptr = efmpat_to_regpat(efmp, ptr, fmt_ptr, idx, round); 417 if (ptr == NULL) 418 return FAIL; 419 round++; 420 } 421 else if (*efmp == '*') 422 { 423 ++efmp; 424 ptr = scanf_fmt_to_regpat(&efmp, efm, len, ptr); 425 if (ptr == NULL) 426 return FAIL; 427 } 428 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 429 *ptr++ = *efmp; // regexp magic characters 430 else if (*efmp == '#') 431 *ptr++ = '*'; 432 else if (*efmp == '>') 433 fmt_ptr->conthere = TRUE; 434 else if (efmp == efm + 1) // analyse prefix 435 { 436 // prefix is allowed only at the beginning of the errorformat 437 // option part 438 efmp = efm_analyze_prefix(efmp, fmt_ptr); 439 if (efmp == NULL) 440 return FAIL; 441 } 442 else 443 { 444 semsg(_("E377: Invalid %%%c in format string"), *efmp); 445 return FAIL; 446 } 447 } 448 else // copy normal character 449 { 450 if (*efmp == '\\' && efmp + 1 < efm + len) 451 ++efmp; 452 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 453 *ptr++ = '\\'; // escape regexp atoms 454 if (*efmp) 455 *ptr++ = *efmp; 456 } 457 } 458 *ptr++ = '$'; 459 *ptr = NUL; 460 461 return OK; 462 } 463 464 /* 465 * Free the 'errorformat' information list 466 */ 467 static void 468 free_efm_list(efm_T **efm_first) 469 { 470 efm_T *efm_ptr; 471 472 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 473 { 474 *efm_first = efm_ptr->next; 475 vim_regfree(efm_ptr->prog); 476 vim_free(efm_ptr); 477 } 478 fmt_start = NULL; 479 } 480 481 /* 482 * Compute the size of the buffer used to convert a 'errorformat' pattern into 483 * a regular expression pattern. 484 */ 485 static int 486 efm_regpat_bufsz(char_u *efm) 487 { 488 int sz; 489 int i; 490 491 sz = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 492 for (i = FMT_PATTERNS; i > 0; ) 493 sz += (int)STRLEN(fmt_pat[--i].pattern); 494 #ifdef BACKSLASH_IN_FILENAME 495 sz += 12; // "%f" can become twelve chars longer (see efm_to_regpat) 496 #else 497 sz += 2; // "%f" can become two chars longer 498 #endif 499 500 return sz; 501 } 502 503 /* 504 * Return the length of a 'errorformat' option part (separated by ","). 505 */ 506 static int 507 efm_option_part_len(char_u *efm) 508 { 509 int len; 510 511 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 512 if (efm[len] == '\\' && efm[len + 1] != NUL) 513 ++len; 514 515 return len; 516 } 517 518 /* 519 * Parse the 'errorformat' option. Multiple parts in the 'errorformat' option 520 * are parsed and converted to regular expressions. Returns information about 521 * the parsed 'errorformat' option. 522 */ 523 static efm_T * 524 parse_efm_option(char_u *efm) 525 { 526 efm_T *fmt_ptr = NULL; 527 efm_T *fmt_first = NULL; 528 efm_T *fmt_last = NULL; 529 char_u *fmtstr = NULL; 530 int len; 531 int sz; 532 533 // Each part of the format string is copied and modified from errorformat 534 // to regex prog. Only a few % characters are allowed. 535 536 // Get some space to modify the format string into. 537 sz = efm_regpat_bufsz(efm); 538 if ((fmtstr = alloc(sz)) == NULL) 539 goto parse_efm_error; 540 541 while (efm[0] != NUL) 542 { 543 // Allocate a new eformat structure and put it at the end of the list 544 fmt_ptr = ALLOC_CLEAR_ONE(efm_T); 545 if (fmt_ptr == NULL) 546 goto parse_efm_error; 547 if (fmt_first == NULL) // first one 548 fmt_first = fmt_ptr; 549 else 550 fmt_last->next = fmt_ptr; 551 fmt_last = fmt_ptr; 552 553 // Isolate one part in the 'errorformat' option 554 len = efm_option_part_len(efm); 555 556 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr) == FAIL) 557 goto parse_efm_error; 558 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 559 goto parse_efm_error; 560 // Advance to next part 561 efm = skip_to_option_part(efm + len); // skip comma and spaces 562 } 563 564 if (fmt_first == NULL) // nothing found 565 emsg(_("E378: 'errorformat' contains no pattern")); 566 567 goto parse_efm_end; 568 569 parse_efm_error: 570 free_efm_list(&fmt_first); 571 572 parse_efm_end: 573 vim_free(fmtstr); 574 575 return fmt_first; 576 } 577 578 enum { 579 QF_FAIL = 0, 580 QF_OK = 1, 581 QF_END_OF_INPUT = 2, 582 QF_NOMEM = 3, 583 QF_IGNORE_LINE = 4, 584 QF_MULTISCAN = 5, 585 }; 586 587 /* 588 * State information used to parse lines and add entries to a quickfix/location 589 * list. 590 */ 591 typedef struct { 592 char_u *linebuf; 593 int linelen; 594 char_u *growbuf; 595 int growbufsiz; 596 FILE *fd; 597 typval_T *tv; 598 char_u *p_str; 599 listitem_T *p_li; 600 buf_T *buf; 601 linenr_T buflnum; 602 linenr_T lnumlast; 603 vimconv_T vc; 604 } qfstate_T; 605 606 /* 607 * Allocate more memory for the line buffer used for parsing lines. 608 */ 609 static char_u * 610 qf_grow_linebuf(qfstate_T *state, int newsz) 611 { 612 char_u *p; 613 614 // If the line exceeds LINE_MAXLEN exclude the last 615 // byte since it's not a NL character. 616 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 617 if (state->growbuf == NULL) 618 { 619 state->growbuf = alloc(state->linelen + 1); 620 if (state->growbuf == NULL) 621 return NULL; 622 state->growbufsiz = state->linelen; 623 } 624 else if (state->linelen > state->growbufsiz) 625 { 626 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 627 return NULL; 628 state->growbuf = p; 629 state->growbufsiz = state->linelen; 630 } 631 return state->growbuf; 632 } 633 634 /* 635 * Get the next string (separated by newline) from state->p_str. 636 */ 637 static int 638 qf_get_next_str_line(qfstate_T *state) 639 { 640 // Get the next line from the supplied string 641 char_u *p_str = state->p_str; 642 char_u *p; 643 int len; 644 645 if (*p_str == NUL) // Reached the end of the string 646 return QF_END_OF_INPUT; 647 648 p = vim_strchr(p_str, '\n'); 649 if (p != NULL) 650 len = (int)(p - p_str) + 1; 651 else 652 len = (int)STRLEN(p_str); 653 654 if (len > IOSIZE - 2) 655 { 656 state->linebuf = qf_grow_linebuf(state, len); 657 if (state->linebuf == NULL) 658 return QF_NOMEM; 659 } 660 else 661 { 662 state->linebuf = IObuff; 663 state->linelen = len; 664 } 665 vim_strncpy(state->linebuf, p_str, state->linelen); 666 667 // Increment using len in order to discard the rest of the 668 // line if it exceeds LINE_MAXLEN. 669 p_str += len; 670 state->p_str = p_str; 671 672 return QF_OK; 673 } 674 675 /* 676 * Get the next string from state->p_Li. 677 */ 678 static int 679 qf_get_next_list_line(qfstate_T *state) 680 { 681 listitem_T *p_li = state->p_li; 682 int len; 683 684 while (p_li != NULL 685 && (p_li->li_tv.v_type != VAR_STRING 686 || p_li->li_tv.vval.v_string == NULL)) 687 p_li = p_li->li_next; // Skip non-string items 688 689 if (p_li == NULL) // End of the list 690 { 691 state->p_li = NULL; 692 return QF_END_OF_INPUT; 693 } 694 695 len = (int)STRLEN(p_li->li_tv.vval.v_string); 696 if (len > IOSIZE - 2) 697 { 698 state->linebuf = qf_grow_linebuf(state, len); 699 if (state->linebuf == NULL) 700 return QF_NOMEM; 701 } 702 else 703 { 704 state->linebuf = IObuff; 705 state->linelen = len; 706 } 707 708 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 709 710 state->p_li = p_li->li_next; // next item 711 return QF_OK; 712 } 713 714 /* 715 * Get the next string from state->buf. 716 */ 717 static int 718 qf_get_next_buf_line(qfstate_T *state) 719 { 720 char_u *p_buf = NULL; 721 int len; 722 723 // Get the next line from the supplied buffer 724 if (state->buflnum > state->lnumlast) 725 return QF_END_OF_INPUT; 726 727 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 728 state->buflnum += 1; 729 730 len = (int)STRLEN(p_buf); 731 if (len > IOSIZE - 2) 732 { 733 state->linebuf = qf_grow_linebuf(state, len); 734 if (state->linebuf == NULL) 735 return QF_NOMEM; 736 } 737 else 738 { 739 state->linebuf = IObuff; 740 state->linelen = len; 741 } 742 vim_strncpy(state->linebuf, p_buf, state->linelen); 743 744 return QF_OK; 745 } 746 747 /* 748 * Get the next string from file state->fd. 749 */ 750 static int 751 qf_get_next_file_line(qfstate_T *state) 752 { 753 int discard; 754 int growbuflen; 755 756 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 757 return QF_END_OF_INPUT; 758 759 discard = FALSE; 760 state->linelen = (int)STRLEN(IObuff); 761 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 762 { 763 // The current line exceeds IObuff, continue reading using 764 // growbuf until EOL or LINE_MAXLEN bytes is read. 765 if (state->growbuf == NULL) 766 { 767 state->growbufsiz = 2 * (IOSIZE - 1); 768 state->growbuf = alloc(state->growbufsiz); 769 if (state->growbuf == NULL) 770 return QF_NOMEM; 771 } 772 773 // Copy the read part of the line, excluding null-terminator 774 memcpy(state->growbuf, IObuff, IOSIZE - 1); 775 growbuflen = state->linelen; 776 777 for (;;) 778 { 779 char_u *p; 780 781 if (fgets((char *)state->growbuf + growbuflen, 782 state->growbufsiz - growbuflen, state->fd) == NULL) 783 break; 784 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 785 growbuflen += state->linelen; 786 if ((state->growbuf)[growbuflen - 1] == '\n') 787 break; 788 if (state->growbufsiz == LINE_MAXLEN) 789 { 790 discard = TRUE; 791 break; 792 } 793 794 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 795 ? 2 * state->growbufsiz : LINE_MAXLEN; 796 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 797 return QF_NOMEM; 798 state->growbuf = p; 799 } 800 801 while (discard) 802 { 803 // The current line is longer than LINE_MAXLEN, continue 804 // reading but discard everything until EOL or EOF is 805 // reached. 806 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 807 || (int)STRLEN(IObuff) < IOSIZE - 1 808 || IObuff[IOSIZE - 1] == '\n') 809 break; 810 } 811 812 state->linebuf = state->growbuf; 813 state->linelen = growbuflen; 814 } 815 else 816 state->linebuf = IObuff; 817 818 // Convert a line if it contains a non-ASCII character. 819 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 820 { 821 char_u *line; 822 823 line = string_convert(&state->vc, state->linebuf, &state->linelen); 824 if (line != NULL) 825 { 826 if (state->linelen < IOSIZE) 827 { 828 STRCPY(state->linebuf, line); 829 vim_free(line); 830 } 831 else 832 { 833 vim_free(state->growbuf); 834 state->linebuf = state->growbuf = line; 835 state->growbufsiz = state->linelen < LINE_MAXLEN 836 ? state->linelen : LINE_MAXLEN; 837 } 838 } 839 } 840 841 return QF_OK; 842 } 843 844 /* 845 * Get the next string from a file/buffer/list/string. 846 */ 847 static int 848 qf_get_nextline(qfstate_T *state) 849 { 850 int status = QF_FAIL; 851 852 if (state->fd == NULL) 853 { 854 if (state->tv != NULL) 855 { 856 if (state->tv->v_type == VAR_STRING) 857 // Get the next line from the supplied string 858 status = qf_get_next_str_line(state); 859 else if (state->tv->v_type == VAR_LIST) 860 // Get the next line from the supplied list 861 status = qf_get_next_list_line(state); 862 } 863 else 864 // Get the next line from the supplied buffer 865 status = qf_get_next_buf_line(state); 866 } 867 else 868 // Get the next line from the supplied file 869 status = qf_get_next_file_line(state); 870 871 if (status != QF_OK) 872 return status; 873 874 // remove newline/CR from the line 875 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 876 { 877 state->linebuf[state->linelen - 1] = NUL; 878 #ifdef USE_CRNL 879 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 880 state->linebuf[state->linelen - 2] = NUL; 881 #endif 882 } 883 884 remove_bom(state->linebuf); 885 886 return QF_OK; 887 } 888 889 typedef struct { 890 char_u *namebuf; 891 char_u *module; 892 char_u *errmsg; 893 int errmsglen; 894 long lnum; 895 int col; 896 char_u use_viscol; 897 char_u *pattern; 898 int enr; 899 int type; 900 int valid; 901 } qffields_T; 902 903 /* 904 * Parse the match for filename ('%f') pattern in regmatch. 905 * Return the matched value in "fields->namebuf". 906 */ 907 static int 908 qf_parse_fmt_f(regmatch_T *rmp, int midx, qffields_T *fields, int prefix) 909 { 910 int c; 911 912 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 913 return QF_FAIL; 914 915 // Expand ~/file and $HOME/file to full path. 916 c = *rmp->endp[midx]; 917 *rmp->endp[midx] = NUL; 918 expand_env(rmp->startp[midx], fields->namebuf, CMDBUFFSIZE); 919 *rmp->endp[midx] = c; 920 921 // For separate filename patterns (%O, %P and %Q), the specified file 922 // should exist. 923 if (vim_strchr((char_u *)"OPQ", prefix) != NULL 924 && mch_getperm(fields->namebuf) == -1) 925 return QF_FAIL; 926 927 return QF_OK; 928 } 929 930 /* 931 * Parse the match for error number ('%n') pattern in regmatch. 932 * Return the matched value in "fields->enr". 933 */ 934 static int 935 qf_parse_fmt_n(regmatch_T *rmp, int midx, qffields_T *fields) 936 { 937 if (rmp->startp[midx] == NULL) 938 return QF_FAIL; 939 fields->enr = (int)atol((char *)rmp->startp[midx]); 940 return QF_OK; 941 } 942 943 /* 944 * Parse the match for line number (%l') pattern in regmatch. 945 * Return the matched value in "fields->lnum". 946 */ 947 static int 948 qf_parse_fmt_l(regmatch_T *rmp, int midx, qffields_T *fields) 949 { 950 if (rmp->startp[midx] == NULL) 951 return QF_FAIL; 952 fields->lnum = atol((char *)rmp->startp[midx]); 953 return QF_OK; 954 } 955 956 /* 957 * Parse the match for column number ('%c') pattern in regmatch. 958 * Return the matched value in "fields->col". 959 */ 960 static int 961 qf_parse_fmt_c(regmatch_T *rmp, int midx, qffields_T *fields) 962 { 963 if (rmp->startp[midx] == NULL) 964 return QF_FAIL; 965 fields->col = (int)atol((char *)rmp->startp[midx]); 966 return QF_OK; 967 } 968 969 /* 970 * Parse the match for error type ('%t') pattern in regmatch. 971 * Return the matched value in "fields->type". 972 */ 973 static int 974 qf_parse_fmt_t(regmatch_T *rmp, int midx, qffields_T *fields) 975 { 976 if (rmp->startp[midx] == NULL) 977 return QF_FAIL; 978 fields->type = *rmp->startp[midx]; 979 return QF_OK; 980 } 981 982 /* 983 * Parse the match for '%+' format pattern. The whole matching line is included 984 * in the error string. Return the matched line in "fields->errmsg". 985 */ 986 static int 987 qf_parse_fmt_plus(char_u *linebuf, int linelen, qffields_T *fields) 988 { 989 char_u *p; 990 991 if (linelen >= fields->errmsglen) 992 { 993 // linelen + null terminator 994 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 995 return QF_NOMEM; 996 fields->errmsg = p; 997 fields->errmsglen = linelen + 1; 998 } 999 vim_strncpy(fields->errmsg, linebuf, linelen); 1000 return QF_OK; 1001 } 1002 1003 /* 1004 * Parse the match for error message ('%m') pattern in regmatch. 1005 * Return the matched value in "fields->errmsg". 1006 */ 1007 static int 1008 qf_parse_fmt_m(regmatch_T *rmp, int midx, qffields_T *fields) 1009 { 1010 char_u *p; 1011 int len; 1012 1013 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1014 return QF_FAIL; 1015 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1016 if (len >= fields->errmsglen) 1017 { 1018 // len + null terminator 1019 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 1020 return QF_NOMEM; 1021 fields->errmsg = p; 1022 fields->errmsglen = len + 1; 1023 } 1024 vim_strncpy(fields->errmsg, rmp->startp[midx], len); 1025 return QF_OK; 1026 } 1027 1028 /* 1029 * Parse the match for rest of a single-line file message ('%r') pattern. 1030 * Return the matched value in "tail". 1031 */ 1032 static int 1033 qf_parse_fmt_r(regmatch_T *rmp, int midx, char_u **tail) 1034 { 1035 if (rmp->startp[midx] == NULL) 1036 return QF_FAIL; 1037 *tail = rmp->startp[midx]; 1038 return QF_OK; 1039 } 1040 1041 /* 1042 * Parse the match for the pointer line ('%p') pattern in regmatch. 1043 * Return the matched value in "fields->col". 1044 */ 1045 static int 1046 qf_parse_fmt_p(regmatch_T *rmp, int midx, qffields_T *fields) 1047 { 1048 char_u *match_ptr; 1049 1050 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1051 return QF_FAIL; 1052 fields->col = 0; 1053 for (match_ptr = rmp->startp[midx]; match_ptr != rmp->endp[midx]; 1054 ++match_ptr) 1055 { 1056 ++fields->col; 1057 if (*match_ptr == TAB) 1058 { 1059 fields->col += 7; 1060 fields->col -= fields->col % 8; 1061 } 1062 } 1063 ++fields->col; 1064 fields->use_viscol = TRUE; 1065 return QF_OK; 1066 } 1067 1068 /* 1069 * Parse the match for the virtual column number ('%v') pattern in regmatch. 1070 * Return the matched value in "fields->col". 1071 */ 1072 static int 1073 qf_parse_fmt_v(regmatch_T *rmp, int midx, qffields_T *fields) 1074 { 1075 if (rmp->startp[midx] == NULL) 1076 return QF_FAIL; 1077 fields->col = (int)atol((char *)rmp->startp[midx]); 1078 fields->use_viscol = TRUE; 1079 return QF_OK; 1080 } 1081 1082 /* 1083 * Parse the match for the search text ('%s') pattern in regmatch. 1084 * Return the matched value in "fields->pattern". 1085 */ 1086 static int 1087 qf_parse_fmt_s(regmatch_T *rmp, int midx, qffields_T *fields) 1088 { 1089 int len; 1090 1091 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1092 return QF_FAIL; 1093 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1094 if (len > CMDBUFFSIZE - 5) 1095 len = CMDBUFFSIZE - 5; 1096 STRCPY(fields->pattern, "^\\V"); 1097 STRNCAT(fields->pattern, rmp->startp[midx], len); 1098 fields->pattern[len + 3] = '\\'; 1099 fields->pattern[len + 4] = '$'; 1100 fields->pattern[len + 5] = NUL; 1101 return QF_OK; 1102 } 1103 1104 /* 1105 * Parse the match for the module ('%o') pattern in regmatch. 1106 * Return the matched value in "fields->module". 1107 */ 1108 static int 1109 qf_parse_fmt_o(regmatch_T *rmp, int midx, qffields_T *fields) 1110 { 1111 int len; 1112 1113 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1114 return QF_FAIL; 1115 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1116 if (len > CMDBUFFSIZE) 1117 len = CMDBUFFSIZE; 1118 STRNCAT(fields->module, rmp->startp[midx], len); 1119 return QF_OK; 1120 } 1121 1122 /* 1123 * 'errorformat' format pattern parser functions. 1124 * The '%f' and '%r' formats are parsed differently from other formats. 1125 * See qf_parse_match() for details. 1126 */ 1127 static int (*qf_parse_fmt[FMT_PATTERNS])(regmatch_T *, int, qffields_T *) = 1128 { 1129 NULL, 1130 qf_parse_fmt_n, 1131 qf_parse_fmt_l, 1132 qf_parse_fmt_c, 1133 qf_parse_fmt_t, 1134 qf_parse_fmt_m, 1135 NULL, 1136 qf_parse_fmt_p, 1137 qf_parse_fmt_v, 1138 qf_parse_fmt_s, 1139 qf_parse_fmt_o 1140 }; 1141 1142 /* 1143 * Parse the error format pattern matches in "regmatch" and set the values in 1144 * "fields". fmt_ptr contains the 'efm' format specifiers/prefixes that have a 1145 * match. Returns QF_OK if all the matches are successfully parsed. On 1146 * failure, returns QF_FAIL or QF_NOMEM. 1147 */ 1148 static int 1149 qf_parse_match( 1150 char_u *linebuf, 1151 int linelen, 1152 efm_T *fmt_ptr, 1153 regmatch_T *regmatch, 1154 qffields_T *fields, 1155 int qf_multiline, 1156 int qf_multiscan, 1157 char_u **tail) 1158 { 1159 int idx = fmt_ptr->prefix; 1160 int i; 1161 int midx; 1162 int status; 1163 1164 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 1165 return QF_FAIL; 1166 if (vim_strchr((char_u *)"EWI", idx) != NULL) 1167 fields->type = idx; 1168 else 1169 fields->type = 0; 1170 1171 // Extract error message data from matched line. 1172 // We check for an actual submatch, because "\[" and "\]" in 1173 // the 'errorformat' may cause the wrong submatch to be used. 1174 for (i = 0; i < FMT_PATTERNS; i++) 1175 { 1176 status = QF_OK; 1177 midx = (int)fmt_ptr->addr[i]; 1178 if (i == 0 && midx > 0) // %f 1179 status = qf_parse_fmt_f(regmatch, midx, fields, idx); 1180 else if (i == 5) 1181 { 1182 if (fmt_ptr->flags == '+' && !qf_multiscan) // %+ 1183 status = qf_parse_fmt_plus(linebuf, linelen, fields); 1184 else if (midx > 0) // %m 1185 status = qf_parse_fmt_m(regmatch, midx, fields); 1186 } 1187 else if (i == 6 && midx > 0) // %r 1188 status = qf_parse_fmt_r(regmatch, midx, tail); 1189 else if (midx > 0) // others 1190 status = (qf_parse_fmt[i])(regmatch, midx, fields); 1191 1192 if (status != QF_OK) 1193 return status; 1194 } 1195 1196 return QF_OK; 1197 } 1198 1199 /* 1200 * Parse an error line in 'linebuf' using a single error format string in 1201 * 'fmt_ptr->prog' and return the matching values in 'fields'. 1202 * Returns QF_OK if the efm format matches completely and the fields are 1203 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 1204 */ 1205 static int 1206 qf_parse_get_fields( 1207 char_u *linebuf, 1208 int linelen, 1209 efm_T *fmt_ptr, 1210 qffields_T *fields, 1211 int qf_multiline, 1212 int qf_multiscan, 1213 char_u **tail) 1214 { 1215 regmatch_T regmatch; 1216 int status = QF_FAIL; 1217 int r; 1218 1219 if (qf_multiscan && 1220 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1221 return QF_FAIL; 1222 1223 fields->namebuf[0] = NUL; 1224 fields->module[0] = NUL; 1225 fields->pattern[0] = NUL; 1226 if (!qf_multiscan) 1227 fields->errmsg[0] = NUL; 1228 fields->lnum = 0; 1229 fields->col = 0; 1230 fields->use_viscol = FALSE; 1231 fields->enr = -1; 1232 fields->type = 0; 1233 *tail = NULL; 1234 1235 // Always ignore case when looking for a matching error. 1236 regmatch.rm_ic = TRUE; 1237 regmatch.regprog = fmt_ptr->prog; 1238 r = vim_regexec(®match, linebuf, (colnr_T)0); 1239 fmt_ptr->prog = regmatch.regprog; 1240 if (r) 1241 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1242 fields, qf_multiline, qf_multiscan, tail); 1243 1244 return status; 1245 } 1246 1247 /* 1248 * Parse directory error format prefixes (%D and %X). 1249 * Push and pop directories from the directory stack when scanning directory 1250 * names. 1251 */ 1252 static int 1253 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1254 { 1255 if (idx == 'D') // enter directory 1256 { 1257 if (*fields->namebuf == NUL) 1258 { 1259 emsg(_("E379: Missing or empty directory name")); 1260 return QF_FAIL; 1261 } 1262 qfl->qf_directory = 1263 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1264 if (qfl->qf_directory == NULL) 1265 return QF_FAIL; 1266 } 1267 else if (idx == 'X') // leave directory 1268 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1269 1270 return QF_OK; 1271 } 1272 1273 /* 1274 * Parse global file name error format prefixes (%O, %P and %Q). 1275 */ 1276 static int 1277 qf_parse_file_pfx( 1278 int idx, 1279 qffields_T *fields, 1280 qf_list_T *qfl, 1281 char_u *tail) 1282 { 1283 fields->valid = FALSE; 1284 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1285 { 1286 if (*fields->namebuf && idx == 'P') 1287 qfl->qf_currfile = 1288 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1289 else if (idx == 'Q') 1290 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1291 *fields->namebuf = NUL; 1292 if (tail && *tail) 1293 { 1294 STRMOVE(IObuff, skipwhite(tail)); 1295 qfl->qf_multiscan = TRUE; 1296 return QF_MULTISCAN; 1297 } 1298 } 1299 1300 return QF_OK; 1301 } 1302 1303 /* 1304 * Parse a non-error line (a line which doesn't match any of the error 1305 * format in 'efm'). 1306 */ 1307 static int 1308 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1309 { 1310 char_u *p; 1311 1312 fields->namebuf[0] = NUL; // no match found, remove file name 1313 fields->lnum = 0; // don't jump to this line 1314 fields->valid = FALSE; 1315 if (linelen >= fields->errmsglen) 1316 { 1317 // linelen + null terminator 1318 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 1319 return QF_NOMEM; 1320 fields->errmsg = p; 1321 fields->errmsglen = linelen + 1; 1322 } 1323 // copy whole line to error message 1324 vim_strncpy(fields->errmsg, linebuf, linelen); 1325 1326 return QF_OK; 1327 } 1328 1329 /* 1330 * Parse multi-line error format prefixes (%C and %Z) 1331 */ 1332 static int 1333 qf_parse_multiline_pfx( 1334 int idx, 1335 qf_list_T *qfl, 1336 qffields_T *fields) 1337 { 1338 char_u *ptr; 1339 int len; 1340 1341 if (!qfl->qf_multiignore) 1342 { 1343 qfline_T *qfprev = qfl->qf_last; 1344 1345 if (qfprev == NULL) 1346 return QF_FAIL; 1347 if (*fields->errmsg && !qfl->qf_multiignore) 1348 { 1349 len = (int)STRLEN(qfprev->qf_text); 1350 if ((ptr = alloc(len + STRLEN(fields->errmsg) + 2)) 1351 == NULL) 1352 return QF_FAIL; 1353 STRCPY(ptr, qfprev->qf_text); 1354 vim_free(qfprev->qf_text); 1355 qfprev->qf_text = ptr; 1356 *(ptr += len) = '\n'; 1357 STRCPY(++ptr, fields->errmsg); 1358 } 1359 if (qfprev->qf_nr == -1) 1360 qfprev->qf_nr = fields->enr; 1361 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1362 // only printable chars allowed 1363 qfprev->qf_type = fields->type; 1364 1365 if (!qfprev->qf_lnum) 1366 qfprev->qf_lnum = fields->lnum; 1367 if (!qfprev->qf_col) 1368 qfprev->qf_col = fields->col; 1369 qfprev->qf_viscol = fields->use_viscol; 1370 if (!qfprev->qf_fnum) 1371 qfprev->qf_fnum = qf_get_fnum(qfl, 1372 qfl->qf_directory, 1373 *fields->namebuf || qfl->qf_directory != NULL 1374 ? fields->namebuf 1375 : qfl->qf_currfile != NULL && fields->valid 1376 ? qfl->qf_currfile : 0); 1377 } 1378 if (idx == 'Z') 1379 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1380 line_breakcheck(); 1381 1382 return QF_IGNORE_LINE; 1383 } 1384 1385 /* 1386 * Parse a line and get the quickfix fields. 1387 * Return the QF_ status. 1388 */ 1389 static int 1390 qf_parse_line( 1391 qf_list_T *qfl, 1392 char_u *linebuf, 1393 int linelen, 1394 efm_T *fmt_first, 1395 qffields_T *fields) 1396 { 1397 efm_T *fmt_ptr; 1398 int idx = 0; 1399 char_u *tail = NULL; 1400 int status; 1401 1402 restofline: 1403 // If there was no %> item start at the first pattern 1404 if (fmt_start == NULL) 1405 fmt_ptr = fmt_first; 1406 else 1407 { 1408 // Otherwise start from the last used pattern 1409 fmt_ptr = fmt_start; 1410 fmt_start = NULL; 1411 } 1412 1413 // Try to match each part of 'errorformat' until we find a complete 1414 // match or no match. 1415 fields->valid = TRUE; 1416 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1417 { 1418 idx = fmt_ptr->prefix; 1419 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1420 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1421 if (status == QF_NOMEM) 1422 return status; 1423 if (status == QF_OK) 1424 break; 1425 } 1426 qfl->qf_multiscan = FALSE; 1427 1428 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1429 { 1430 if (fmt_ptr != NULL) 1431 { 1432 // 'D' and 'X' directory specifiers 1433 status = qf_parse_dir_pfx(idx, fields, qfl); 1434 if (status != QF_OK) 1435 return status; 1436 } 1437 1438 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1439 if (status != QF_OK) 1440 return status; 1441 1442 if (fmt_ptr == NULL) 1443 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1444 } 1445 else if (fmt_ptr != NULL) 1446 { 1447 // honor %> item 1448 if (fmt_ptr->conthere) 1449 fmt_start = fmt_ptr; 1450 1451 if (vim_strchr((char_u *)"AEWI", idx) != NULL) 1452 { 1453 qfl->qf_multiline = TRUE; // start of a multi-line message 1454 qfl->qf_multiignore = FALSE;// reset continuation 1455 } 1456 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1457 { // continuation of multi-line msg 1458 status = qf_parse_multiline_pfx(idx, qfl, fields); 1459 if (status != QF_OK) 1460 return status; 1461 } 1462 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1463 { // global file names 1464 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1465 if (status == QF_MULTISCAN) 1466 goto restofline; 1467 } 1468 if (fmt_ptr->flags == '-') // generally exclude this line 1469 { 1470 if (qfl->qf_multiline) 1471 // also exclude continuation lines 1472 qfl->qf_multiignore = TRUE; 1473 return QF_IGNORE_LINE; 1474 } 1475 } 1476 1477 return QF_OK; 1478 } 1479 1480 /* 1481 * Returns TRUE if the specified quickfix/location stack is empty 1482 */ 1483 static int 1484 qf_stack_empty(qf_info_T *qi) 1485 { 1486 return qi == NULL || qi->qf_listcount <= 0; 1487 } 1488 1489 /* 1490 * Returns TRUE if the specified quickfix/location list is empty. 1491 */ 1492 static int 1493 qf_list_empty(qf_list_T *qfl) 1494 { 1495 return qfl == NULL || qfl->qf_count <= 0; 1496 } 1497 1498 /* 1499 * Returns TRUE if the specified quickfix/location list is not empty and 1500 * has valid entries. 1501 */ 1502 static int 1503 qf_list_has_valid_entries(qf_list_T *qfl) 1504 { 1505 return !qf_list_empty(qfl) && !qfl->qf_nonevalid; 1506 } 1507 1508 /* 1509 * Return a pointer to a list in the specified quickfix stack 1510 */ 1511 static qf_list_T * 1512 qf_get_list(qf_info_T *qi, int idx) 1513 { 1514 return &qi->qf_lists[idx]; 1515 } 1516 1517 /* 1518 * Allocate the fields used for parsing lines and populating a quickfix list. 1519 */ 1520 static int 1521 qf_alloc_fields(qffields_T *pfields) 1522 { 1523 pfields->namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1524 pfields->module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1525 pfields->errmsglen = CMDBUFFSIZE + 1; 1526 pfields->errmsg = alloc_id(pfields->errmsglen, aid_qf_errmsg); 1527 pfields->pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1528 if (pfields->namebuf == NULL || pfields->errmsg == NULL 1529 || pfields->pattern == NULL || pfields->module == NULL) 1530 return FAIL; 1531 1532 return OK; 1533 } 1534 1535 /* 1536 * Free the fields used for parsing lines and populating a quickfix list. 1537 */ 1538 static void 1539 qf_free_fields(qffields_T *pfields) 1540 { 1541 vim_free(pfields->namebuf); 1542 vim_free(pfields->module); 1543 vim_free(pfields->errmsg); 1544 vim_free(pfields->pattern); 1545 } 1546 1547 /* 1548 * Setup the state information used for parsing lines and populating a 1549 * quickfix list. 1550 */ 1551 static int 1552 qf_setup_state( 1553 qfstate_T *pstate, 1554 char_u *enc, 1555 char_u *efile, 1556 typval_T *tv, 1557 buf_T *buf, 1558 linenr_T lnumfirst, 1559 linenr_T lnumlast) 1560 { 1561 pstate->vc.vc_type = CONV_NONE; 1562 if (enc != NULL && *enc != NUL) 1563 convert_setup(&pstate->vc, enc, p_enc); 1564 1565 if (efile != NULL && (pstate->fd = mch_fopen((char *)efile, "r")) == NULL) 1566 { 1567 semsg(_(e_openerrf), efile); 1568 return FAIL; 1569 } 1570 1571 if (tv != NULL) 1572 { 1573 if (tv->v_type == VAR_STRING) 1574 pstate->p_str = tv->vval.v_string; 1575 else if (tv->v_type == VAR_LIST) 1576 pstate->p_li = tv->vval.v_list->lv_first; 1577 pstate->tv = tv; 1578 } 1579 pstate->buf = buf; 1580 pstate->buflnum = lnumfirst; 1581 pstate->lnumlast = lnumlast; 1582 1583 return OK; 1584 } 1585 1586 /* 1587 * Cleanup the state information used for parsing lines and populating a 1588 * quickfix list. 1589 */ 1590 static void 1591 qf_cleanup_state(qfstate_T *pstate) 1592 { 1593 if (pstate->fd != NULL) 1594 fclose(pstate->fd); 1595 1596 vim_free(pstate->growbuf); 1597 if (pstate->vc.vc_type != CONV_NONE) 1598 convert_setup(&pstate->vc, NULL, NULL); 1599 } 1600 1601 /* 1602 * Process the next line from a file/buffer/list/string and add it 1603 * to the quickfix list 'qfl'. 1604 */ 1605 static int 1606 qf_init_process_nextline( 1607 qf_list_T *qfl, 1608 efm_T *fmt_first, 1609 qfstate_T *state, 1610 qffields_T *fields) 1611 { 1612 int status; 1613 1614 // Get the next line from a file/buffer/list/string 1615 status = qf_get_nextline(state); 1616 if (status != QF_OK) 1617 return status; 1618 1619 status = qf_parse_line(qfl, state->linebuf, state->linelen, 1620 fmt_first, fields); 1621 if (status != QF_OK) 1622 return status; 1623 1624 return qf_add_entry(qfl, 1625 qfl->qf_directory, 1626 (*fields->namebuf || qfl->qf_directory != NULL) 1627 ? fields->namebuf 1628 : ((qfl->qf_currfile != NULL && fields->valid) 1629 ? qfl->qf_currfile : (char_u *)NULL), 1630 fields->module, 1631 0, 1632 fields->errmsg, 1633 fields->lnum, 1634 fields->col, 1635 fields->use_viscol, 1636 fields->pattern, 1637 fields->enr, 1638 fields->type, 1639 fields->valid); 1640 } 1641 1642 /* 1643 * Read the errorfile "efile" into memory, line by line, building the error 1644 * list. 1645 * Alternative: when "efile" is NULL read errors from buffer "buf". 1646 * Alternative: when "tv" is not NULL get errors from the string or list. 1647 * Always use 'errorformat' from "buf" if there is a local value. 1648 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1649 * Set the title of the list to "qf_title". 1650 * Return -1 for error, number of errors for success. 1651 */ 1652 static int 1653 qf_init_ext( 1654 qf_info_T *qi, 1655 int qf_idx, 1656 char_u *efile, 1657 buf_T *buf, 1658 typval_T *tv, 1659 char_u *errorformat, 1660 int newlist, // TRUE: start a new error list 1661 linenr_T lnumfirst, // first line number to use 1662 linenr_T lnumlast, // last line number to use 1663 char_u *qf_title, 1664 char_u *enc) 1665 { 1666 qf_list_T *qfl; 1667 qfstate_T state; 1668 qffields_T fields; 1669 qfline_T *old_last = NULL; 1670 int adding = FALSE; 1671 static efm_T *fmt_first = NULL; 1672 char_u *efm; 1673 static char_u *last_efm = NULL; 1674 int retval = -1; // default: return error flag 1675 int status; 1676 1677 // Do not used the cached buffer, it may have been wiped out. 1678 VIM_CLEAR(qf_last_bufname); 1679 1680 vim_memset(&state, 0, sizeof(state)); 1681 vim_memset(&fields, 0, sizeof(fields)); 1682 if ((qf_alloc_fields(&fields) == FAIL) || 1683 (qf_setup_state(&state, enc, efile, tv, buf, 1684 lnumfirst, lnumlast) == FAIL)) 1685 goto qf_init_end; 1686 1687 if (newlist || qf_idx == qi->qf_listcount) 1688 { 1689 // make place for a new list 1690 qf_new_list(qi, qf_title); 1691 qf_idx = qi->qf_curlist; 1692 qfl = qf_get_list(qi, qf_idx); 1693 } 1694 else 1695 { 1696 // Adding to existing list, use last entry. 1697 adding = TRUE; 1698 qfl = qf_get_list(qi, qf_idx); 1699 if (!qf_list_empty(qfl)) 1700 old_last = qfl->qf_last; 1701 } 1702 1703 // Use the local value of 'errorformat' if it's set. 1704 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1705 efm = buf->b_p_efm; 1706 else 1707 efm = errorformat; 1708 1709 // If the errorformat didn't change between calls, then reuse the 1710 // previously parsed values. 1711 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1712 { 1713 // free the previously parsed data 1714 VIM_CLEAR(last_efm); 1715 free_efm_list(&fmt_first); 1716 1717 // parse the current 'efm' 1718 fmt_first = parse_efm_option(efm); 1719 if (fmt_first != NULL) 1720 last_efm = vim_strsave(efm); 1721 } 1722 1723 if (fmt_first == NULL) // nothing found 1724 goto error2; 1725 1726 // got_int is reset here, because it was probably set when killing the 1727 // ":make" command, but we still want to read the errorfile then. 1728 got_int = FALSE; 1729 1730 // Read the lines in the error file one by one. 1731 // Try to recognize one of the error formats in each line. 1732 while (!got_int) 1733 { 1734 status = qf_init_process_nextline(qfl, fmt_first, &state, &fields); 1735 if (status == QF_NOMEM) // memory alloc failure 1736 goto qf_init_end; 1737 if (status == QF_END_OF_INPUT) // end of input 1738 break; 1739 if (status == QF_FAIL) 1740 goto error2; 1741 1742 line_breakcheck(); 1743 } 1744 if (state.fd == NULL || !ferror(state.fd)) 1745 { 1746 if (qfl->qf_index == 0) 1747 { 1748 // no valid entry found 1749 qfl->qf_ptr = qfl->qf_start; 1750 qfl->qf_index = 1; 1751 qfl->qf_nonevalid = TRUE; 1752 } 1753 else 1754 { 1755 qfl->qf_nonevalid = FALSE; 1756 if (qfl->qf_ptr == NULL) 1757 qfl->qf_ptr = qfl->qf_start; 1758 } 1759 // return number of matches 1760 retval = qfl->qf_count; 1761 goto qf_init_end; 1762 } 1763 emsg(_(e_readerrf)); 1764 error2: 1765 if (!adding) 1766 { 1767 // Error when creating a new list. Free the new list 1768 qf_free(qfl); 1769 qi->qf_listcount--; 1770 if (qi->qf_curlist > 0) 1771 --qi->qf_curlist; 1772 } 1773 qf_init_end: 1774 if (qf_idx == qi->qf_curlist) 1775 qf_update_buffer(qi, old_last); 1776 qf_cleanup_state(&state); 1777 qf_free_fields(&fields); 1778 1779 return retval; 1780 } 1781 1782 /* 1783 * Read the errorfile "efile" into memory, line by line, building the error 1784 * list. Set the error list's title to qf_title. 1785 * Return -1 for error, number of errors for success. 1786 */ 1787 int 1788 qf_init(win_T *wp, 1789 char_u *efile, 1790 char_u *errorformat, 1791 int newlist, // TRUE: start a new error list 1792 char_u *qf_title, 1793 char_u *enc) 1794 { 1795 qf_info_T *qi = &ql_info; 1796 1797 if (wp != NULL) 1798 { 1799 qi = ll_get_or_alloc_list(wp); 1800 if (qi == NULL) 1801 return FAIL; 1802 } 1803 1804 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 1805 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 1806 } 1807 1808 /* 1809 * Set the title of the specified quickfix list. Frees the previous title. 1810 * Prepends ':' to the title. 1811 */ 1812 static void 1813 qf_store_title(qf_list_T *qfl, char_u *title) 1814 { 1815 VIM_CLEAR(qfl->qf_title); 1816 1817 if (title != NULL) 1818 { 1819 char_u *p = alloc(STRLEN(title) + 2); 1820 1821 qfl->qf_title = p; 1822 if (p != NULL) 1823 STRCPY(p, title); 1824 } 1825 } 1826 1827 /* 1828 * The title of a quickfix/location list is set, by default, to the command 1829 * that created the quickfix list with the ":" prefix. 1830 * Create a quickfix list title string by prepending ":" to a user command. 1831 * Returns a pointer to a static buffer with the title. 1832 */ 1833 static char_u * 1834 qf_cmdtitle(char_u *cmd) 1835 { 1836 static char_u qftitle_str[IOSIZE]; 1837 1838 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1839 return qftitle_str; 1840 } 1841 1842 /* 1843 * Return a pointer to the current list in the specified quickfix stack 1844 */ 1845 static qf_list_T * 1846 qf_get_curlist(qf_info_T *qi) 1847 { 1848 return qf_get_list(qi, qi->qf_curlist); 1849 } 1850 1851 /* 1852 * Prepare for adding a new quickfix list. If the current list is in the 1853 * middle of the stack, then all the following lists are freed and then 1854 * the new list is added. 1855 */ 1856 static void 1857 qf_new_list(qf_info_T *qi, char_u *qf_title) 1858 { 1859 int i; 1860 qf_list_T *qfl; 1861 1862 // If the current entry is not the last entry, delete entries beyond 1863 // the current entry. This makes it possible to browse in a tree-like 1864 // way with ":grep'. 1865 while (qi->qf_listcount > qi->qf_curlist + 1) 1866 qf_free(&qi->qf_lists[--qi->qf_listcount]); 1867 1868 // When the stack is full, remove to oldest entry 1869 // Otherwise, add a new entry. 1870 if (qi->qf_listcount == LISTCOUNT) 1871 { 1872 qf_free(&qi->qf_lists[0]); 1873 for (i = 1; i < LISTCOUNT; ++i) 1874 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1875 qi->qf_curlist = LISTCOUNT - 1; 1876 } 1877 else 1878 qi->qf_curlist = qi->qf_listcount++; 1879 qfl = qf_get_curlist(qi); 1880 vim_memset(qfl, 0, (size_t)(sizeof(qf_list_T))); 1881 qf_store_title(qfl, qf_title); 1882 qfl->qfl_type = qi->qfl_type; 1883 qfl->qf_id = ++last_qf_id; 1884 } 1885 1886 /* 1887 * Queue location list stack delete request. 1888 */ 1889 static void 1890 locstack_queue_delreq(qf_info_T *qi) 1891 { 1892 qf_delq_T *q; 1893 1894 q = ALLOC_ONE(qf_delq_T); 1895 if (q != NULL) 1896 { 1897 q->qi = qi; 1898 q->next = qf_delq_head; 1899 qf_delq_head = q; 1900 } 1901 } 1902 1903 /* 1904 * Return the global quickfix stack window buffer number. 1905 */ 1906 int 1907 qf_stack_get_bufnr(void) 1908 { 1909 return ql_info.qf_bufnr; 1910 } 1911 1912 /* 1913 * Wipe the quickfix window buffer (if present) for the specified 1914 * quickfix/location list. 1915 */ 1916 static void 1917 wipe_qf_buffer(qf_info_T *qi) 1918 { 1919 buf_T *qfbuf; 1920 1921 if (qi->qf_bufnr != INVALID_QFBUFNR) 1922 { 1923 qfbuf = buflist_findnr(qi->qf_bufnr); 1924 if (qfbuf != NULL && qfbuf->b_nwindows == 0) 1925 { 1926 // If the quickfix buffer is not loaded in any window, then 1927 // wipe the buffer. 1928 close_buffer(NULL, qfbuf, DOBUF_WIPE, FALSE); 1929 qi->qf_bufnr = INVALID_QFBUFNR; 1930 } 1931 } 1932 } 1933 1934 /* 1935 * Free a location list stack 1936 */ 1937 static void 1938 ll_free_all(qf_info_T **pqi) 1939 { 1940 int i; 1941 qf_info_T *qi; 1942 1943 qi = *pqi; 1944 if (qi == NULL) 1945 return; 1946 *pqi = NULL; // Remove reference to this list 1947 1948 // If the location list is still in use, then queue the delete request 1949 // to be processed later. 1950 if (quickfix_busy > 0) 1951 { 1952 locstack_queue_delreq(qi); 1953 return; 1954 } 1955 1956 qi->qf_refcount--; 1957 if (qi->qf_refcount < 1) 1958 { 1959 // No references to this location list. 1960 // If the quickfix window buffer is loaded, then wipe it 1961 wipe_qf_buffer(qi); 1962 1963 for (i = 0; i < qi->qf_listcount; ++i) 1964 qf_free(qf_get_list(qi, i)); 1965 vim_free(qi); 1966 } 1967 } 1968 1969 /* 1970 * Free all the quickfix/location lists in the stack. 1971 */ 1972 void 1973 qf_free_all(win_T *wp) 1974 { 1975 int i; 1976 qf_info_T *qi = &ql_info; 1977 1978 if (wp != NULL) 1979 { 1980 // location list 1981 ll_free_all(&wp->w_llist); 1982 ll_free_all(&wp->w_llist_ref); 1983 } 1984 else 1985 // quickfix list 1986 for (i = 0; i < qi->qf_listcount; ++i) 1987 qf_free(qf_get_list(qi, i)); 1988 } 1989 1990 /* 1991 * Delay freeing of location list stacks when the quickfix code is running. 1992 * Used to avoid problems with autocmds freeing location list stacks when the 1993 * quickfix code is still referencing the stack. 1994 * Must always call decr_quickfix_busy() exactly once after this. 1995 */ 1996 static void 1997 incr_quickfix_busy(void) 1998 { 1999 quickfix_busy++; 2000 } 2001 2002 /* 2003 * Safe to free location list stacks. Process any delayed delete requests. 2004 */ 2005 static void 2006 decr_quickfix_busy(void) 2007 { 2008 if (--quickfix_busy == 0) 2009 { 2010 // No longer referencing the location lists. Process all the pending 2011 // delete requests. 2012 while (qf_delq_head != NULL) 2013 { 2014 qf_delq_T *q = qf_delq_head; 2015 2016 qf_delq_head = q->next; 2017 ll_free_all(&q->qi); 2018 vim_free(q); 2019 } 2020 } 2021 #ifdef ABORT_ON_INTERNAL_ERROR 2022 if (quickfix_busy < 0) 2023 { 2024 emsg("quickfix_busy has become negative"); 2025 abort(); 2026 } 2027 #endif 2028 } 2029 2030 #if defined(EXITFREE) || defined(PROTO) 2031 void 2032 check_quickfix_busy(void) 2033 { 2034 if (quickfix_busy != 0) 2035 { 2036 semsg("quickfix_busy not zero on exit: %ld", (long)quickfix_busy); 2037 # ifdef ABORT_ON_INTERNAL_ERROR 2038 abort(); 2039 # endif 2040 } 2041 } 2042 #endif 2043 2044 /* 2045 * Add an entry to the end of the list of errors. 2046 * Returns QF_OK or QF_FAIL. 2047 */ 2048 static int 2049 qf_add_entry( 2050 qf_list_T *qfl, // quickfix list entry 2051 char_u *dir, // optional directory name 2052 char_u *fname, // file name or NULL 2053 char_u *module, // module name or NULL 2054 int bufnum, // buffer number or zero 2055 char_u *mesg, // message 2056 long lnum, // line number 2057 int col, // column 2058 int vis_col, // using visual column 2059 char_u *pattern, // search pattern 2060 int nr, // error number 2061 int type, // type character 2062 int valid) // valid entry 2063 { 2064 qfline_T *qfp; 2065 qfline_T **lastp; // pointer to qf_last or NULL 2066 2067 if ((qfp = ALLOC_ONE(qfline_T)) == NULL) 2068 return QF_FAIL; 2069 if (bufnum != 0) 2070 { 2071 buf_T *buf = buflist_findnr(bufnum); 2072 2073 qfp->qf_fnum = bufnum; 2074 if (buf != NULL) 2075 buf->b_has_qf_entry |= 2076 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2077 } 2078 else 2079 qfp->qf_fnum = qf_get_fnum(qfl, dir, fname); 2080 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 2081 { 2082 vim_free(qfp); 2083 return QF_FAIL; 2084 } 2085 qfp->qf_lnum = lnum; 2086 qfp->qf_col = col; 2087 qfp->qf_viscol = vis_col; 2088 if (pattern == NULL || *pattern == NUL) 2089 qfp->qf_pattern = NULL; 2090 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 2091 { 2092 vim_free(qfp->qf_text); 2093 vim_free(qfp); 2094 return QF_FAIL; 2095 } 2096 if (module == NULL || *module == NUL) 2097 qfp->qf_module = NULL; 2098 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 2099 { 2100 vim_free(qfp->qf_text); 2101 vim_free(qfp->qf_pattern); 2102 vim_free(qfp); 2103 return QF_FAIL; 2104 } 2105 qfp->qf_nr = nr; 2106 if (type != 1 && !vim_isprintc(type)) // only printable chars allowed 2107 type = 0; 2108 qfp->qf_type = type; 2109 qfp->qf_valid = valid; 2110 2111 lastp = &qfl->qf_last; 2112 if (qf_list_empty(qfl)) // first element in the list 2113 { 2114 qfl->qf_start = qfp; 2115 qfl->qf_ptr = qfp; 2116 qfl->qf_index = 0; 2117 qfp->qf_prev = NULL; 2118 } 2119 else 2120 { 2121 qfp->qf_prev = *lastp; 2122 (*lastp)->qf_next = qfp; 2123 } 2124 qfp->qf_next = NULL; 2125 qfp->qf_cleared = FALSE; 2126 *lastp = qfp; 2127 ++qfl->qf_count; 2128 if (qfl->qf_index == 0 && qfp->qf_valid) // first valid entry 2129 { 2130 qfl->qf_index = qfl->qf_count; 2131 qfl->qf_ptr = qfp; 2132 } 2133 2134 return QF_OK; 2135 } 2136 2137 /* 2138 * Allocate a new quickfix/location list stack 2139 */ 2140 static qf_info_T * 2141 qf_alloc_stack(qfltype_T qfltype) 2142 { 2143 qf_info_T *qi; 2144 2145 qi = ALLOC_CLEAR_ONE(qf_info_T); 2146 if (qi != NULL) 2147 { 2148 qi->qf_refcount++; 2149 qi->qfl_type = qfltype; 2150 qi->qf_bufnr = INVALID_QFBUFNR; 2151 } 2152 return qi; 2153 } 2154 2155 /* 2156 * Return the location list stack for window 'wp'. 2157 * If not present, allocate a location list stack 2158 */ 2159 static qf_info_T * 2160 ll_get_or_alloc_list(win_T *wp) 2161 { 2162 if (IS_LL_WINDOW(wp)) 2163 // For a location list window, use the referenced location list 2164 return wp->w_llist_ref; 2165 2166 // For a non-location list window, w_llist_ref should not point to a 2167 // location list. 2168 ll_free_all(&wp->w_llist_ref); 2169 2170 if (wp->w_llist == NULL) 2171 wp->w_llist = qf_alloc_stack(QFLT_LOCATION); // new location list 2172 return wp->w_llist; 2173 } 2174 2175 /* 2176 * Get the quickfix/location list stack to use for the specified Ex command. 2177 * For a location list command, returns the stack for the current window. If 2178 * the location list is not found, then returns NULL and prints an error 2179 * message if 'print_emsg' is TRUE. 2180 */ 2181 static qf_info_T * 2182 qf_cmd_get_stack(exarg_T *eap, int print_emsg) 2183 { 2184 qf_info_T *qi = &ql_info; 2185 2186 if (is_loclist_cmd(eap->cmdidx)) 2187 { 2188 qi = GET_LOC_LIST(curwin); 2189 if (qi == NULL) 2190 { 2191 if (print_emsg) 2192 emsg(_(e_loclist)); 2193 return NULL; 2194 } 2195 } 2196 2197 return qi; 2198 } 2199 2200 /* 2201 * Get the quickfix/location list stack to use for the specified Ex command. 2202 * For a location list command, returns the stack for the current window. 2203 * If the location list is not present, then allocates a new one. 2204 * Returns NULL if the allocation fails. For a location list command, sets 2205 * 'pwinp' to curwin. 2206 */ 2207 static qf_info_T * 2208 qf_cmd_get_or_alloc_stack(exarg_T *eap, win_T **pwinp) 2209 { 2210 qf_info_T *qi = &ql_info; 2211 2212 if (is_loclist_cmd(eap->cmdidx)) 2213 { 2214 qi = ll_get_or_alloc_list(curwin); 2215 if (qi == NULL) 2216 return NULL; 2217 *pwinp = curwin; 2218 } 2219 2220 return qi; 2221 } 2222 2223 /* 2224 * Copy location list entries from 'from_qfl' to 'to_qfl'. 2225 */ 2226 static int 2227 copy_loclist_entries(qf_list_T *from_qfl, qf_list_T *to_qfl) 2228 { 2229 int i; 2230 qfline_T *from_qfp; 2231 qfline_T *prevp; 2232 2233 // copy all the location entries in this list 2234 FOR_ALL_QFL_ITEMS(from_qfl, from_qfp, i) 2235 { 2236 if (qf_add_entry(to_qfl, 2237 NULL, 2238 NULL, 2239 from_qfp->qf_module, 2240 0, 2241 from_qfp->qf_text, 2242 from_qfp->qf_lnum, 2243 from_qfp->qf_col, 2244 from_qfp->qf_viscol, 2245 from_qfp->qf_pattern, 2246 from_qfp->qf_nr, 2247 0, 2248 from_qfp->qf_valid) == QF_FAIL) 2249 return FAIL; 2250 2251 // qf_add_entry() will not set the qf_num field, as the 2252 // directory and file names are not supplied. So the qf_fnum 2253 // field is copied here. 2254 prevp = to_qfl->qf_last; 2255 prevp->qf_fnum = from_qfp->qf_fnum; // file number 2256 prevp->qf_type = from_qfp->qf_type; // error type 2257 if (from_qfl->qf_ptr == from_qfp) 2258 to_qfl->qf_ptr = prevp; // current location 2259 } 2260 2261 return OK; 2262 } 2263 2264 /* 2265 * Copy the specified location list 'from_qfl' to 'to_qfl'. 2266 */ 2267 static int 2268 copy_loclist(qf_list_T *from_qfl, qf_list_T *to_qfl) 2269 { 2270 // Some of the fields are populated by qf_add_entry() 2271 to_qfl->qfl_type = from_qfl->qfl_type; 2272 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 2273 to_qfl->qf_count = 0; 2274 to_qfl->qf_index = 0; 2275 to_qfl->qf_start = NULL; 2276 to_qfl->qf_last = NULL; 2277 to_qfl->qf_ptr = NULL; 2278 if (from_qfl->qf_title != NULL) 2279 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 2280 else 2281 to_qfl->qf_title = NULL; 2282 if (from_qfl->qf_ctx != NULL) 2283 { 2284 to_qfl->qf_ctx = alloc_tv(); 2285 if (to_qfl->qf_ctx != NULL) 2286 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 2287 } 2288 else 2289 to_qfl->qf_ctx = NULL; 2290 2291 if (from_qfl->qf_count) 2292 if (copy_loclist_entries(from_qfl, to_qfl) == FAIL) 2293 return FAIL; 2294 2295 to_qfl->qf_index = from_qfl->qf_index; // current index in the list 2296 2297 // Assign a new ID for the location list 2298 to_qfl->qf_id = ++last_qf_id; 2299 to_qfl->qf_changedtick = 0L; 2300 2301 // When no valid entries are present in the list, qf_ptr points to 2302 // the first item in the list 2303 if (to_qfl->qf_nonevalid) 2304 { 2305 to_qfl->qf_ptr = to_qfl->qf_start; 2306 to_qfl->qf_index = 1; 2307 } 2308 2309 return OK; 2310 } 2311 2312 /* 2313 * Copy the location list stack 'from' window to 'to' window. 2314 */ 2315 void 2316 copy_loclist_stack(win_T *from, win_T *to) 2317 { 2318 qf_info_T *qi; 2319 int idx; 2320 2321 // When copying from a location list window, copy the referenced 2322 // location list. For other windows, copy the location list for 2323 // that window. 2324 if (IS_LL_WINDOW(from)) 2325 qi = from->w_llist_ref; 2326 else 2327 qi = from->w_llist; 2328 2329 if (qi == NULL) // no location list to copy 2330 return; 2331 2332 // allocate a new location list 2333 if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION)) == NULL) 2334 return; 2335 2336 to->w_llist->qf_listcount = qi->qf_listcount; 2337 2338 // Copy the location lists one at a time 2339 for (idx = 0; idx < qi->qf_listcount; ++idx) 2340 { 2341 to->w_llist->qf_curlist = idx; 2342 2343 if (copy_loclist(qf_get_list(qi, idx), 2344 qf_get_list(to->w_llist, idx)) == FAIL) 2345 { 2346 qf_free_all(to); 2347 return; 2348 } 2349 } 2350 2351 to->w_llist->qf_curlist = qi->qf_curlist; // current list 2352 } 2353 2354 /* 2355 * Get buffer number for file "directory/fname". 2356 * Also sets the b_has_qf_entry flag. 2357 */ 2358 static int 2359 qf_get_fnum(qf_list_T *qfl, char_u *directory, char_u *fname) 2360 { 2361 char_u *ptr = NULL; 2362 buf_T *buf; 2363 char_u *bufname; 2364 2365 if (fname == NULL || *fname == NUL) // no file name 2366 return 0; 2367 2368 #ifdef VMS 2369 vms_remove_version(fname); 2370 #endif 2371 #ifdef BACKSLASH_IN_FILENAME 2372 if (directory != NULL) 2373 slash_adjust(directory); 2374 slash_adjust(fname); 2375 #endif 2376 if (directory != NULL && !vim_isAbsName(fname) 2377 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 2378 { 2379 // Here we check if the file really exists. 2380 // This should normally be true, but if make works without 2381 // "leaving directory"-messages we might have missed a 2382 // directory change. 2383 if (mch_getperm(ptr) < 0) 2384 { 2385 vim_free(ptr); 2386 directory = qf_guess_filepath(qfl, fname); 2387 if (directory) 2388 ptr = concat_fnames(directory, fname, TRUE); 2389 else 2390 ptr = vim_strsave(fname); 2391 } 2392 // Use concatenated directory name and file name 2393 bufname = ptr; 2394 } 2395 else 2396 bufname = fname; 2397 2398 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 2399 && bufref_valid(&qf_last_bufref)) 2400 { 2401 buf = qf_last_bufref.br_buf; 2402 vim_free(ptr); 2403 } 2404 else 2405 { 2406 vim_free(qf_last_bufname); 2407 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 2408 if (bufname == ptr) 2409 qf_last_bufname = bufname; 2410 else 2411 qf_last_bufname = vim_strsave(bufname); 2412 set_bufref(&qf_last_bufref, buf); 2413 } 2414 if (buf == NULL) 2415 return 0; 2416 2417 buf->b_has_qf_entry = 2418 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2419 return buf->b_fnum; 2420 } 2421 2422 /* 2423 * Push dirbuf onto the directory stack and return pointer to actual dir or 2424 * NULL on error. 2425 */ 2426 static char_u * 2427 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 2428 { 2429 struct dir_stack_T *ds_new; 2430 struct dir_stack_T *ds_ptr; 2431 2432 // allocate new stack element and hook it in 2433 ds_new = ALLOC_ONE(struct dir_stack_T); 2434 if (ds_new == NULL) 2435 return NULL; 2436 2437 ds_new->next = *stackptr; 2438 *stackptr = ds_new; 2439 2440 // store directory on the stack 2441 if (vim_isAbsName(dirbuf) 2442 || (*stackptr)->next == NULL 2443 || (*stackptr && is_file_stack)) 2444 (*stackptr)->dirname = vim_strsave(dirbuf); 2445 else 2446 { 2447 // Okay we don't have an absolute path. 2448 // dirbuf must be a subdir of one of the directories on the stack. 2449 // Let's search... 2450 ds_new = (*stackptr)->next; 2451 (*stackptr)->dirname = NULL; 2452 while (ds_new) 2453 { 2454 vim_free((*stackptr)->dirname); 2455 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 2456 TRUE); 2457 if (mch_isdir((*stackptr)->dirname) == TRUE) 2458 break; 2459 2460 ds_new = ds_new->next; 2461 } 2462 2463 // clean up all dirs we already left 2464 while ((*stackptr)->next != ds_new) 2465 { 2466 ds_ptr = (*stackptr)->next; 2467 (*stackptr)->next = (*stackptr)->next->next; 2468 vim_free(ds_ptr->dirname); 2469 vim_free(ds_ptr); 2470 } 2471 2472 // Nothing found -> it must be on top level 2473 if (ds_new == NULL) 2474 { 2475 vim_free((*stackptr)->dirname); 2476 (*stackptr)->dirname = vim_strsave(dirbuf); 2477 } 2478 } 2479 2480 if ((*stackptr)->dirname != NULL) 2481 return (*stackptr)->dirname; 2482 else 2483 { 2484 ds_ptr = *stackptr; 2485 *stackptr = (*stackptr)->next; 2486 vim_free(ds_ptr); 2487 return NULL; 2488 } 2489 } 2490 2491 /* 2492 * pop dirbuf from the directory stack and return previous directory or NULL if 2493 * stack is empty 2494 */ 2495 static char_u * 2496 qf_pop_dir(struct dir_stack_T **stackptr) 2497 { 2498 struct dir_stack_T *ds_ptr; 2499 2500 // TODO: Should we check if dirbuf is the directory on top of the stack? 2501 // What to do if it isn't? 2502 2503 // pop top element and free it 2504 if (*stackptr != NULL) 2505 { 2506 ds_ptr = *stackptr; 2507 *stackptr = (*stackptr)->next; 2508 vim_free(ds_ptr->dirname); 2509 vim_free(ds_ptr); 2510 } 2511 2512 // return NEW top element as current dir or NULL if stack is empty 2513 return *stackptr ? (*stackptr)->dirname : NULL; 2514 } 2515 2516 /* 2517 * clean up directory stack 2518 */ 2519 static void 2520 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2521 { 2522 struct dir_stack_T *ds_ptr; 2523 2524 while ((ds_ptr = *stackptr) != NULL) 2525 { 2526 *stackptr = (*stackptr)->next; 2527 vim_free(ds_ptr->dirname); 2528 vim_free(ds_ptr); 2529 } 2530 } 2531 2532 /* 2533 * Check in which directory of the directory stack the given file can be 2534 * found. 2535 * Returns a pointer to the directory name or NULL if not found. 2536 * Cleans up intermediate directory entries. 2537 * 2538 * TODO: How to solve the following problem? 2539 * If we have this directory tree: 2540 * ./ 2541 * ./aa 2542 * ./aa/bb 2543 * ./bb 2544 * ./bb/x.c 2545 * and make says: 2546 * making all in aa 2547 * making all in bb 2548 * x.c:9: Error 2549 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2550 * qf_guess_filepath will return NULL. 2551 */ 2552 static char_u * 2553 qf_guess_filepath(qf_list_T *qfl, char_u *filename) 2554 { 2555 struct dir_stack_T *ds_ptr; 2556 struct dir_stack_T *ds_tmp; 2557 char_u *fullname; 2558 2559 // no dirs on the stack - there's nothing we can do 2560 if (qfl->qf_dir_stack == NULL) 2561 return NULL; 2562 2563 ds_ptr = qfl->qf_dir_stack->next; 2564 fullname = NULL; 2565 while (ds_ptr) 2566 { 2567 vim_free(fullname); 2568 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2569 2570 // If concat_fnames failed, just go on. The worst thing that can happen 2571 // is that we delete the entire stack. 2572 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2573 break; 2574 2575 ds_ptr = ds_ptr->next; 2576 } 2577 2578 vim_free(fullname); 2579 2580 // clean up all dirs we already left 2581 while (qfl->qf_dir_stack->next != ds_ptr) 2582 { 2583 ds_tmp = qfl->qf_dir_stack->next; 2584 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2585 vim_free(ds_tmp->dirname); 2586 vim_free(ds_tmp); 2587 } 2588 2589 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2590 } 2591 2592 /* 2593 * Returns TRUE if a quickfix/location list with the given identifier exists. 2594 */ 2595 static int 2596 qflist_valid(win_T *wp, int_u qf_id) 2597 { 2598 qf_info_T *qi = &ql_info; 2599 int i; 2600 2601 if (wp != NULL) 2602 { 2603 qi = GET_LOC_LIST(wp); // Location list 2604 if (qi == NULL) 2605 return FALSE; 2606 } 2607 2608 for (i = 0; i < qi->qf_listcount; ++i) 2609 if (qi->qf_lists[i].qf_id == qf_id) 2610 return TRUE; 2611 2612 return FALSE; 2613 } 2614 2615 /* 2616 * When loading a file from the quickfix, the autocommands may modify it. 2617 * This may invalidate the current quickfix entry. This function checks 2618 * whether an entry is still present in the quickfix list. 2619 * Similar to location list. 2620 */ 2621 static int 2622 is_qf_entry_present(qf_list_T *qfl, qfline_T *qf_ptr) 2623 { 2624 qfline_T *qfp; 2625 int i; 2626 2627 // Search for the entry in the current list 2628 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 2629 if (qfp == qf_ptr) 2630 break; 2631 2632 if (i > qfl->qf_count) // Entry is not found 2633 return FALSE; 2634 2635 return TRUE; 2636 } 2637 2638 /* 2639 * Get the next valid entry in the current quickfix/location list. The search 2640 * starts from the current entry. Returns NULL on failure. 2641 */ 2642 static qfline_T * 2643 get_next_valid_entry( 2644 qf_list_T *qfl, 2645 qfline_T *qf_ptr, 2646 int *qf_index, 2647 int dir) 2648 { 2649 int idx; 2650 int old_qf_fnum; 2651 2652 idx = *qf_index; 2653 old_qf_fnum = qf_ptr->qf_fnum; 2654 2655 do 2656 { 2657 if (idx == qfl->qf_count || qf_ptr->qf_next == NULL) 2658 return NULL; 2659 ++idx; 2660 qf_ptr = qf_ptr->qf_next; 2661 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2662 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2663 2664 *qf_index = idx; 2665 return qf_ptr; 2666 } 2667 2668 /* 2669 * Get the previous valid entry in the current quickfix/location list. The 2670 * search starts from the current entry. Returns NULL on failure. 2671 */ 2672 static qfline_T * 2673 get_prev_valid_entry( 2674 qf_list_T *qfl, 2675 qfline_T *qf_ptr, 2676 int *qf_index, 2677 int dir) 2678 { 2679 int idx; 2680 int old_qf_fnum; 2681 2682 idx = *qf_index; 2683 old_qf_fnum = qf_ptr->qf_fnum; 2684 2685 do 2686 { 2687 if (idx == 1 || qf_ptr->qf_prev == NULL) 2688 return NULL; 2689 --idx; 2690 qf_ptr = qf_ptr->qf_prev; 2691 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2692 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2693 2694 *qf_index = idx; 2695 return qf_ptr; 2696 } 2697 2698 /* 2699 * Get the n'th (errornr) previous/next valid entry from the current entry in 2700 * the quickfix list. 2701 * dir == FORWARD or FORWARD_FILE: next valid entry 2702 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2703 */ 2704 static qfline_T * 2705 get_nth_valid_entry( 2706 qf_list_T *qfl, 2707 int errornr, 2708 int dir, 2709 int *new_qfidx) 2710 { 2711 qfline_T *qf_ptr = qfl->qf_ptr; 2712 int qf_idx = qfl->qf_index; 2713 qfline_T *prev_qf_ptr; 2714 int prev_index; 2715 char_u *err = e_no_more_items; 2716 2717 while (errornr--) 2718 { 2719 prev_qf_ptr = qf_ptr; 2720 prev_index = qf_idx; 2721 2722 if (dir == FORWARD || dir == FORWARD_FILE) 2723 qf_ptr = get_next_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2724 else 2725 qf_ptr = get_prev_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2726 if (qf_ptr == NULL) 2727 { 2728 qf_ptr = prev_qf_ptr; 2729 qf_idx = prev_index; 2730 if (err != NULL) 2731 { 2732 emsg(_(err)); 2733 return NULL; 2734 } 2735 break; 2736 } 2737 2738 err = NULL; 2739 } 2740 2741 *new_qfidx = qf_idx; 2742 return qf_ptr; 2743 } 2744 2745 /* 2746 * Get n'th (errornr) quickfix entry from the current entry in the quickfix 2747 * list 'qfl'. Returns a pointer to the new entry and the index in 'new_qfidx' 2748 */ 2749 static qfline_T * 2750 get_nth_entry(qf_list_T *qfl, int errornr, int *new_qfidx) 2751 { 2752 qfline_T *qf_ptr = qfl->qf_ptr; 2753 int qf_idx = qfl->qf_index; 2754 2755 // New error number is less than the current error number 2756 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2757 { 2758 --qf_idx; 2759 qf_ptr = qf_ptr->qf_prev; 2760 } 2761 // New error number is greater than the current error number 2762 while (errornr > qf_idx && qf_idx < qfl->qf_count && 2763 qf_ptr->qf_next != NULL) 2764 { 2765 ++qf_idx; 2766 qf_ptr = qf_ptr->qf_next; 2767 } 2768 2769 *new_qfidx = qf_idx; 2770 return qf_ptr; 2771 } 2772 2773 /* 2774 * Get a entry specied by 'errornr' and 'dir' from the current 2775 * quickfix/location list. 'errornr' specifies the index of the entry and 'dir' 2776 * specifies the direction (FORWARD/BACKWARD/FORWARD_FILE/BACKWARD_FILE). 2777 * Returns a pointer to the entry and the index of the new entry is stored in 2778 * 'new_qfidx'. 2779 */ 2780 static qfline_T * 2781 qf_get_entry( 2782 qf_list_T *qfl, 2783 int errornr, 2784 int dir, 2785 int *new_qfidx) 2786 { 2787 qfline_T *qf_ptr = qfl->qf_ptr; 2788 int qfidx = qfl->qf_index; 2789 2790 if (dir != 0) // next/prev valid entry 2791 qf_ptr = get_nth_valid_entry(qfl, errornr, dir, &qfidx); 2792 else if (errornr != 0) // go to specified number 2793 qf_ptr = get_nth_entry(qfl, errornr, &qfidx); 2794 2795 *new_qfidx = qfidx; 2796 return qf_ptr; 2797 } 2798 2799 /* 2800 * Find a window displaying a Vim help file. 2801 */ 2802 static win_T * 2803 qf_find_help_win(void) 2804 { 2805 win_T *wp; 2806 2807 FOR_ALL_WINDOWS(wp) 2808 if (bt_help(wp->w_buffer)) 2809 return wp; 2810 2811 return NULL; 2812 } 2813 2814 /* 2815 * Set the location list for the specified window to 'qi'. 2816 */ 2817 static void 2818 win_set_loclist(win_T *wp, qf_info_T *qi) 2819 { 2820 wp->w_llist = qi; 2821 qi->qf_refcount++; 2822 } 2823 2824 /* 2825 * Find a help window or open one. If 'newwin' is TRUE, then open a new help 2826 * window. 2827 */ 2828 static int 2829 jump_to_help_window(qf_info_T *qi, int newwin, int *opened_window) 2830 { 2831 win_T *wp; 2832 int flags; 2833 2834 if (cmdmod.tab != 0 || newwin) 2835 wp = NULL; 2836 else 2837 wp = qf_find_help_win(); 2838 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2839 win_enter(wp, TRUE); 2840 else 2841 { 2842 // Split off help window; put it at far top if no position 2843 // specified, the current window is vertically split and narrow. 2844 flags = WSP_HELP; 2845 if (cmdmod.split == 0 && curwin->w_width != Columns 2846 && curwin->w_width < 80) 2847 flags |= WSP_TOP; 2848 // If the user asks to open a new window, then copy the location list. 2849 // Otherwise, don't copy the location list. 2850 if (IS_LL_STACK(qi) && !newwin) 2851 flags |= WSP_NEWLOC; 2852 2853 if (win_split(0, flags) == FAIL) 2854 return FAIL; 2855 2856 *opened_window = TRUE; 2857 2858 if (curwin->w_height < p_hh) 2859 win_setheight((int)p_hh); 2860 2861 // When using location list, the new window should use the supplied 2862 // location list. If the user asks to open a new window, then the new 2863 // window will get a copy of the location list. 2864 if (IS_LL_STACK(qi) && !newwin) 2865 win_set_loclist(curwin, qi); 2866 } 2867 2868 if (!p_im) 2869 restart_edit = 0; // don't want insert mode in help file 2870 2871 return OK; 2872 } 2873 2874 /* 2875 * Find a non-quickfix window in the current tabpage using the given location 2876 * list stack. 2877 * Returns NULL if a matching window is not found. 2878 */ 2879 static win_T * 2880 qf_find_win_with_loclist(qf_info_T *ll) 2881 { 2882 win_T *wp; 2883 2884 FOR_ALL_WINDOWS(wp) 2885 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2886 return wp; 2887 2888 return NULL; 2889 } 2890 2891 /* 2892 * Find a window containing a normal buffer 2893 */ 2894 static win_T * 2895 qf_find_win_with_normal_buf(void) 2896 { 2897 win_T *wp; 2898 2899 FOR_ALL_WINDOWS(wp) 2900 if (bt_normal(wp->w_buffer)) 2901 return wp; 2902 2903 return NULL; 2904 } 2905 2906 /* 2907 * Go to a window in any tabpage containing the specified file. Returns TRUE 2908 * if successfully jumped to the window. Otherwise returns FALSE. 2909 */ 2910 static int 2911 qf_goto_tabwin_with_file(int fnum) 2912 { 2913 tabpage_T *tp; 2914 win_T *wp; 2915 2916 FOR_ALL_TAB_WINDOWS(tp, wp) 2917 if (wp->w_buffer->b_fnum == fnum) 2918 { 2919 goto_tabpage_win(tp, wp); 2920 return TRUE; 2921 } 2922 2923 return FALSE; 2924 } 2925 2926 /* 2927 * Create a new window to show a file above the quickfix window. Called when 2928 * only the quickfix window is present. 2929 */ 2930 static int 2931 qf_open_new_file_win(qf_info_T *ll_ref) 2932 { 2933 int flags; 2934 2935 flags = WSP_ABOVE; 2936 if (ll_ref != NULL) 2937 flags |= WSP_NEWLOC; 2938 if (win_split(0, flags) == FAIL) 2939 return FAIL; // not enough room for window 2940 p_swb = empty_option; // don't split again 2941 swb_flags = 0; 2942 RESET_BINDING(curwin); 2943 if (ll_ref != NULL) 2944 // The new window should use the location list from the 2945 // location list window 2946 win_set_loclist(curwin, ll_ref); 2947 return OK; 2948 } 2949 2950 /* 2951 * Go to a window that shows the right buffer. If the window is not found, go 2952 * to the window just above the location list window. This is used for opening 2953 * a file from a location window and not from a quickfix window. If some usable 2954 * window is previously found, then it is supplied in 'use_win'. 2955 */ 2956 static void 2957 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2958 { 2959 win_T *win = use_win; 2960 2961 if (win == NULL) 2962 { 2963 // Find the window showing the selected file 2964 FOR_ALL_WINDOWS(win) 2965 if (win->w_buffer->b_fnum == qf_fnum) 2966 break; 2967 if (win == NULL) 2968 { 2969 // Find a previous usable window 2970 win = curwin; 2971 do 2972 { 2973 if (bt_normal(win->w_buffer)) 2974 break; 2975 if (win->w_prev == NULL) 2976 win = lastwin; // wrap around the top 2977 else 2978 win = win->w_prev; // go to previous window 2979 } while (win != curwin); 2980 } 2981 } 2982 win_goto(win); 2983 2984 // If the location list for the window is not set, then set it 2985 // to the location list from the location window 2986 if (win->w_llist == NULL && ll_ref != NULL) 2987 win_set_loclist(win, ll_ref); 2988 } 2989 2990 /* 2991 * Go to a window that contains the specified buffer 'qf_fnum'. If a window is 2992 * not found, then go to the window just above the quickfix window. This is 2993 * used for opening a file from a quickfix window and not from a location 2994 * window. 2995 */ 2996 static void 2997 qf_goto_win_with_qfl_file(int qf_fnum) 2998 { 2999 win_T *win; 3000 win_T *altwin; 3001 3002 win = curwin; 3003 altwin = NULL; 3004 for (;;) 3005 { 3006 if (win->w_buffer->b_fnum == qf_fnum) 3007 break; 3008 if (win->w_prev == NULL) 3009 win = lastwin; // wrap around the top 3010 else 3011 win = win->w_prev; // go to previous window 3012 3013 if (IS_QF_WINDOW(win)) 3014 { 3015 // Didn't find it, go to the window before the quickfix 3016 // window. 3017 if (altwin != NULL) 3018 win = altwin; 3019 else if (curwin->w_prev != NULL) 3020 win = curwin->w_prev; 3021 else 3022 win = curwin->w_next; 3023 break; 3024 } 3025 3026 // Remember a usable window. 3027 if (altwin == NULL && !win->w_p_pvw && bt_normal(win->w_buffer)) 3028 altwin = win; 3029 } 3030 3031 win_goto(win); 3032 } 3033 3034 /* 3035 * Find a suitable window for opening a file (qf_fnum) from the 3036 * quickfix/location list and jump to it. If the file is already opened in a 3037 * window, jump to it. Otherwise open a new window to display the file. If 3038 * 'newwin' is TRUE, then always open a new window. This is called from either 3039 * a quickfix or a location list window. 3040 */ 3041 static int 3042 qf_jump_to_usable_window(int qf_fnum, int newwin, int *opened_window) 3043 { 3044 win_T *usable_win_ptr = NULL; 3045 int usable_win; 3046 qf_info_T *ll_ref = NULL; 3047 win_T *win; 3048 3049 usable_win = 0; 3050 3051 // If opening a new window, then don't use the location list referred by 3052 // the current window. Otherwise two windows will refer to the same 3053 // location list. 3054 if (!newwin) 3055 ll_ref = curwin->w_llist_ref; 3056 3057 if (ll_ref != NULL) 3058 { 3059 // Find a non-quickfix window with this location list 3060 usable_win_ptr = qf_find_win_with_loclist(ll_ref); 3061 if (usable_win_ptr != NULL) 3062 usable_win = 1; 3063 } 3064 3065 if (!usable_win) 3066 { 3067 // Locate a window showing a normal buffer 3068 win = qf_find_win_with_normal_buf(); 3069 if (win != NULL) 3070 usable_win = 1; 3071 } 3072 3073 // If no usable window is found and 'switchbuf' contains "usetab" 3074 // then search in other tabs. 3075 if (!usable_win && (swb_flags & SWB_USETAB)) 3076 usable_win = qf_goto_tabwin_with_file(qf_fnum); 3077 3078 // If there is only one window and it is the quickfix window, create a 3079 // new one above the quickfix window. 3080 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win || newwin) 3081 { 3082 if (qf_open_new_file_win(ll_ref) != OK) 3083 return FAIL; 3084 *opened_window = TRUE; // close it when fail 3085 } 3086 else 3087 { 3088 if (curwin->w_llist_ref != NULL) // In a location window 3089 qf_goto_win_with_ll_file(usable_win_ptr, qf_fnum, ll_ref); 3090 else // In a quickfix window 3091 qf_goto_win_with_qfl_file(qf_fnum); 3092 } 3093 3094 return OK; 3095 } 3096 3097 /* 3098 * Edit the selected file or help file. 3099 * Returns OK if successfully edited the file, FAIL on failing to open the 3100 * buffer and NOTDONE if the quickfix/location list was freed by an autocmd 3101 * when opening the buffer. 3102 */ 3103 static int 3104 qf_jump_edit_buffer( 3105 qf_info_T *qi, 3106 qfline_T *qf_ptr, 3107 int forceit, 3108 int prev_winid, 3109 int *opened_window) 3110 { 3111 qf_list_T *qfl = qf_get_curlist(qi); 3112 qfltype_T qfl_type = qfl->qfl_type; 3113 int retval = OK; 3114 int old_qf_curlist = qi->qf_curlist; 3115 int save_qfid = qfl->qf_id; 3116 3117 if (qf_ptr->qf_type == 1) 3118 { 3119 // Open help file (do_ecmd() will set b_help flag, readfile() will 3120 // set b_p_ro flag). 3121 if (!can_abandon(curbuf, forceit)) 3122 { 3123 no_write_message(); 3124 return FAIL; 3125 } 3126 3127 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 3128 ECMD_HIDE + ECMD_SET_HELP, 3129 prev_winid == curwin->w_id ? curwin : NULL); 3130 } 3131 else 3132 retval = buflist_getfile(qf_ptr->qf_fnum, 3133 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 3134 3135 // If a location list, check whether the associated window is still 3136 // present. 3137 if (qfl_type == QFLT_LOCATION) 3138 { 3139 win_T *wp = win_id2wp(prev_winid); 3140 if (wp == NULL && curwin->w_llist != qi) 3141 { 3142 emsg(_("E924: Current window was closed")); 3143 *opened_window = FALSE; 3144 return NOTDONE; 3145 } 3146 } 3147 3148 if (qfl_type == QFLT_QUICKFIX && !qflist_valid(NULL, save_qfid)) 3149 { 3150 emsg(_("E925: Current quickfix was changed")); 3151 return NOTDONE; 3152 } 3153 3154 if (old_qf_curlist != qi->qf_curlist 3155 || !is_qf_entry_present(qfl, qf_ptr)) 3156 { 3157 if (qfl_type == QFLT_QUICKFIX) 3158 emsg(_("E925: Current quickfix was changed")); 3159 else 3160 emsg(_(e_loc_list_changed)); 3161 return NOTDONE; 3162 } 3163 3164 return retval; 3165 } 3166 3167 /* 3168 * Go to the error line in the current file using either line/column number or 3169 * a search pattern. 3170 */ 3171 static void 3172 qf_jump_goto_line( 3173 linenr_T qf_lnum, 3174 int qf_col, 3175 char_u qf_viscol, 3176 char_u *qf_pattern) 3177 { 3178 linenr_T i; 3179 3180 if (qf_pattern == NULL) 3181 { 3182 // Go to line with error, unless qf_lnum is 0. 3183 i = qf_lnum; 3184 if (i > 0) 3185 { 3186 if (i > curbuf->b_ml.ml_line_count) 3187 i = curbuf->b_ml.ml_line_count; 3188 curwin->w_cursor.lnum = i; 3189 } 3190 if (qf_col > 0) 3191 { 3192 curwin->w_cursor.coladd = 0; 3193 if (qf_viscol == TRUE) 3194 coladvance(qf_col - 1); 3195 else 3196 curwin->w_cursor.col = qf_col - 1; 3197 curwin->w_set_curswant = TRUE; 3198 check_cursor(); 3199 } 3200 else 3201 beginline(BL_WHITE | BL_FIX); 3202 } 3203 else 3204 { 3205 pos_T save_cursor; 3206 3207 // Move the cursor to the first line in the buffer 3208 save_cursor = curwin->w_cursor; 3209 curwin->w_cursor.lnum = 0; 3210 if (!do_search(NULL, '/', qf_pattern, (long)1, 3211 SEARCH_KEEP, NULL, NULL)) 3212 curwin->w_cursor = save_cursor; 3213 } 3214 } 3215 3216 /* 3217 * Display quickfix list index and size message 3218 */ 3219 static void 3220 qf_jump_print_msg( 3221 qf_info_T *qi, 3222 int qf_index, 3223 qfline_T *qf_ptr, 3224 buf_T *old_curbuf, 3225 linenr_T old_lnum) 3226 { 3227 linenr_T i; 3228 int len; 3229 3230 // Update the screen before showing the message, unless the screen 3231 // scrolled up. 3232 if (!msg_scrolled) 3233 update_topline_redraw(); 3234 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 3235 qf_get_curlist(qi)->qf_count, 3236 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 3237 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 3238 // Add the message, skipping leading whitespace and newlines. 3239 len = (int)STRLEN(IObuff); 3240 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 3241 3242 // Output the message. Overwrite to avoid scrolling when the 'O' 3243 // flag is present in 'shortmess'; But when not jumping, print the 3244 // whole message. 3245 i = msg_scroll; 3246 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 3247 msg_scroll = TRUE; 3248 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 3249 msg_scroll = FALSE; 3250 msg_attr_keep((char *)IObuff, 0, TRUE); 3251 msg_scroll = i; 3252 } 3253 3254 /* 3255 * Find a usable window for opening a file from the quickfix/location list. If 3256 * a window is not found then open a new window. If 'newwin' is TRUE, then open 3257 * a new window. 3258 * Returns OK if successfully jumped or opened a window. Returns FAIL if not 3259 * able to jump/open a window. Returns NOTDONE if a file is not associated 3260 * with the entry. 3261 */ 3262 static int 3263 qf_jump_open_window( 3264 qf_info_T *qi, 3265 qfline_T *qf_ptr, 3266 int newwin, 3267 int *opened_window) 3268 { 3269 // For ":helpgrep" find a help window or open one. 3270 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) || cmdmod.tab != 0)) 3271 if (jump_to_help_window(qi, newwin, opened_window) == FAIL) 3272 return FAIL; 3273 3274 // If currently in the quickfix window, find another window to show the 3275 // file in. 3276 if (bt_quickfix(curbuf) && !*opened_window) 3277 { 3278 // If there is no file specified, we don't know where to go. 3279 // But do advance, otherwise ":cn" gets stuck. 3280 if (qf_ptr->qf_fnum == 0) 3281 return NOTDONE; 3282 3283 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, newwin, 3284 opened_window) == FAIL) 3285 return FAIL; 3286 } 3287 3288 return OK; 3289 } 3290 3291 /* 3292 * Edit a selected file from the quickfix/location list and jump to a 3293 * particular line/column, adjust the folds and display a message about the 3294 * jump. 3295 * Returns OK on success and FAIL on failing to open the file/buffer. Returns 3296 * NOTDONE if the quickfix/location list is freed by an autocmd when opening 3297 * the file. 3298 */ 3299 static int 3300 qf_jump_to_buffer( 3301 qf_info_T *qi, 3302 int qf_index, 3303 qfline_T *qf_ptr, 3304 int forceit, 3305 int prev_winid, 3306 int *opened_window, 3307 int openfold, 3308 int print_message) 3309 { 3310 buf_T *old_curbuf; 3311 linenr_T old_lnum; 3312 int retval = OK; 3313 3314 // If there is a file name, read the wanted file if needed, and check 3315 // autowrite etc. 3316 old_curbuf = curbuf; 3317 old_lnum = curwin->w_cursor.lnum; 3318 3319 if (qf_ptr->qf_fnum != 0) 3320 { 3321 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, prev_winid, 3322 opened_window); 3323 if (retval != OK) 3324 return retval; 3325 } 3326 3327 // When not switched to another buffer, still need to set pc mark 3328 if (curbuf == old_curbuf) 3329 setpcmark(); 3330 3331 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, qf_ptr->qf_viscol, 3332 qf_ptr->qf_pattern); 3333 3334 #ifdef FEAT_FOLDING 3335 if ((fdo_flags & FDO_QUICKFIX) && openfold) 3336 foldOpenCursor(); 3337 #endif 3338 if (print_message) 3339 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 3340 3341 return retval; 3342 } 3343 3344 /* 3345 * Jump to a quickfix line and try to use an existing window. 3346 */ 3347 void 3348 qf_jump(qf_info_T *qi, 3349 int dir, 3350 int errornr, 3351 int forceit) 3352 { 3353 qf_jump_newwin(qi, dir, errornr, forceit, FALSE); 3354 } 3355 3356 /* 3357 * Jump to a quickfix line. 3358 * If dir == 0 go to entry "errornr". 3359 * If dir == FORWARD go "errornr" valid entries forward. 3360 * If dir == BACKWARD go "errornr" valid entries backward. 3361 * If dir == FORWARD_FILE go "errornr" valid entries files backward. 3362 * If dir == BACKWARD_FILE go "errornr" valid entries files backward 3363 * else if "errornr" is zero, redisplay the same line 3364 * If 'forceit' is TRUE, then can discard changes to the current buffer. 3365 * If 'newwin' is TRUE, then open the file in a new window. 3366 */ 3367 static void 3368 qf_jump_newwin(qf_info_T *qi, 3369 int dir, 3370 int errornr, 3371 int forceit, 3372 int newwin) 3373 { 3374 qf_list_T *qfl; 3375 qfline_T *qf_ptr; 3376 qfline_T *old_qf_ptr; 3377 int qf_index; 3378 int old_qf_index; 3379 char_u *old_swb = p_swb; 3380 unsigned old_swb_flags = swb_flags; 3381 int prev_winid; 3382 int opened_window = FALSE; 3383 int print_message = TRUE; 3384 #ifdef FEAT_FOLDING 3385 int old_KeyTyped = KeyTyped; // getting file may reset it 3386 #endif 3387 int retval = OK; 3388 3389 if (qi == NULL) 3390 qi = &ql_info; 3391 3392 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3393 { 3394 emsg(_(e_quickfix)); 3395 return; 3396 } 3397 3398 incr_quickfix_busy(); 3399 3400 qfl = qf_get_curlist(qi); 3401 3402 qf_ptr = qfl->qf_ptr; 3403 old_qf_ptr = qf_ptr; 3404 qf_index = qfl->qf_index; 3405 old_qf_index = qf_index; 3406 3407 qf_ptr = qf_get_entry(qfl, errornr, dir, &qf_index); 3408 if (qf_ptr == NULL) 3409 { 3410 qf_ptr = old_qf_ptr; 3411 qf_index = old_qf_index; 3412 goto theend; 3413 } 3414 3415 qfl->qf_index = qf_index; 3416 if (qf_win_pos_update(qi, old_qf_index)) 3417 // No need to print the error message if it's visible in the error 3418 // window 3419 print_message = FALSE; 3420 3421 prev_winid = curwin->w_id; 3422 3423 retval = qf_jump_open_window(qi, qf_ptr, newwin, &opened_window); 3424 if (retval == FAIL) 3425 goto failed; 3426 if (retval == NOTDONE) 3427 goto theend; 3428 3429 retval = qf_jump_to_buffer(qi, qf_index, qf_ptr, forceit, prev_winid, 3430 &opened_window, old_KeyTyped, print_message); 3431 if (retval == NOTDONE) 3432 { 3433 // Quickfix/location list is freed by an autocmd 3434 qi = NULL; 3435 qf_ptr = NULL; 3436 } 3437 3438 if (retval != OK) 3439 { 3440 if (opened_window) 3441 win_close(curwin, TRUE); // Close opened window 3442 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 3443 { 3444 // Couldn't open file, so put index back where it was. This could 3445 // happen if the file was readonly and we changed something. 3446 failed: 3447 qf_ptr = old_qf_ptr; 3448 qf_index = old_qf_index; 3449 } 3450 } 3451 theend: 3452 if (qi != NULL) 3453 { 3454 qfl->qf_ptr = qf_ptr; 3455 qfl->qf_index = qf_index; 3456 } 3457 if (p_swb != old_swb) 3458 { 3459 // Restore old 'switchbuf' value, but not when an autocommand or 3460 // modeline has changed the value. 3461 if (p_swb == empty_option) 3462 { 3463 p_swb = old_swb; 3464 swb_flags = old_swb_flags; 3465 } 3466 else 3467 free_string_option(old_swb); 3468 } 3469 decr_quickfix_busy(); 3470 } 3471 3472 // Highlight attributes used for displaying entries from the quickfix list. 3473 static int qfFileAttr; 3474 static int qfSepAttr; 3475 static int qfLineAttr; 3476 3477 /* 3478 * Display information about a single entry from the quickfix/location list. 3479 * Used by ":clist/:llist" commands. 3480 * 'cursel' will be set to TRUE for the currently selected entry in the 3481 * quickfix list. 3482 */ 3483 static void 3484 qf_list_entry(qfline_T *qfp, int qf_idx, int cursel) 3485 { 3486 char_u *fname; 3487 buf_T *buf; 3488 int filter_entry; 3489 3490 fname = NULL; 3491 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3492 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", qf_idx, 3493 (char *)qfp->qf_module); 3494 else { 3495 if (qfp->qf_fnum != 0 3496 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3497 { 3498 fname = buf->b_fname; 3499 if (qfp->qf_type == 1) // :helpgrep 3500 fname = gettail(fname); 3501 } 3502 if (fname == NULL) 3503 sprintf((char *)IObuff, "%2d", qf_idx); 3504 else 3505 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3506 qf_idx, (char *)fname); 3507 } 3508 3509 // Support for filtering entries using :filter /pat/ clist 3510 // Match against the module name, file name, search pattern and 3511 // text of the entry. 3512 filter_entry = TRUE; 3513 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3514 filter_entry &= message_filtered(qfp->qf_module); 3515 if (filter_entry && fname != NULL) 3516 filter_entry &= message_filtered(fname); 3517 if (filter_entry && qfp->qf_pattern != NULL) 3518 filter_entry &= message_filtered(qfp->qf_pattern); 3519 if (filter_entry) 3520 filter_entry &= message_filtered(qfp->qf_text); 3521 if (filter_entry) 3522 return; 3523 3524 msg_putchar('\n'); 3525 msg_outtrans_attr(IObuff, cursel ? HL_ATTR(HLF_QFL) : qfFileAttr); 3526 3527 if (qfp->qf_lnum != 0) 3528 msg_puts_attr(":", qfSepAttr); 3529 if (qfp->qf_lnum == 0) 3530 IObuff[0] = NUL; 3531 else if (qfp->qf_col == 0) 3532 sprintf((char *)IObuff, "%ld", qfp->qf_lnum); 3533 else 3534 sprintf((char *)IObuff, "%ld col %d", 3535 qfp->qf_lnum, qfp->qf_col); 3536 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3537 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3538 msg_puts_attr((char *)IObuff, qfLineAttr); 3539 msg_puts_attr(":", qfSepAttr); 3540 if (qfp->qf_pattern != NULL) 3541 { 3542 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3543 msg_puts((char *)IObuff); 3544 msg_puts_attr(":", qfSepAttr); 3545 } 3546 msg_puts(" "); 3547 3548 // Remove newlines and leading whitespace from the text. For an 3549 // unrecognized line keep the indent, the compiler may mark a word 3550 // with ^^^^. 3551 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3552 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3553 IObuff, IOSIZE); 3554 msg_prt_line(IObuff, FALSE); 3555 out_flush(); // show one line at a time 3556 } 3557 3558 /* 3559 * ":clist": list all errors 3560 * ":llist": list all locations 3561 */ 3562 void 3563 qf_list(exarg_T *eap) 3564 { 3565 qf_list_T *qfl; 3566 qfline_T *qfp; 3567 int i; 3568 int idx1 = 1; 3569 int idx2 = -1; 3570 char_u *arg = eap->arg; 3571 int plus = FALSE; 3572 int all = eap->forceit; // if not :cl!, only show 3573 // recognised errors 3574 qf_info_T *qi; 3575 3576 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3577 return; 3578 3579 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3580 { 3581 emsg(_(e_quickfix)); 3582 return; 3583 } 3584 if (*arg == '+') 3585 { 3586 ++arg; 3587 plus = TRUE; 3588 } 3589 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 3590 { 3591 emsg(_(e_trailing)); 3592 return; 3593 } 3594 qfl = qf_get_curlist(qi); 3595 if (plus) 3596 { 3597 i = qfl->qf_index; 3598 idx2 = i + idx1; 3599 idx1 = i; 3600 } 3601 else 3602 { 3603 i = qfl->qf_count; 3604 if (idx1 < 0) 3605 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 3606 if (idx2 < 0) 3607 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 3608 } 3609 3610 // Shorten all the file names, so that it is easy to read 3611 shorten_fnames(FALSE); 3612 3613 // Get the attributes for the different quickfix highlight items. Note 3614 // that this depends on syntax items defined in the qf.vim syntax file 3615 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 3616 if (qfFileAttr == 0) 3617 qfFileAttr = HL_ATTR(HLF_D); 3618 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3619 if (qfSepAttr == 0) 3620 qfSepAttr = HL_ATTR(HLF_D); 3621 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3622 if (qfLineAttr == 0) 3623 qfLineAttr = HL_ATTR(HLF_N); 3624 3625 if (qfl->qf_nonevalid) 3626 all = TRUE; 3627 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3628 { 3629 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3630 qf_list_entry(qfp, i, i == qfl->qf_index); 3631 3632 ui_breakcheck(); 3633 } 3634 } 3635 3636 /* 3637 * Remove newlines and leading whitespace from an error message. 3638 * Put the result in "buf[bufsize]". 3639 */ 3640 static void 3641 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3642 { 3643 int i; 3644 char_u *p = text; 3645 3646 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3647 { 3648 if (*p == '\n') 3649 { 3650 buf[i] = ' '; 3651 while (*++p != NUL) 3652 if (!VIM_ISWHITE(*p) && *p != '\n') 3653 break; 3654 } 3655 else 3656 buf[i] = *p++; 3657 } 3658 buf[i] = NUL; 3659 } 3660 3661 /* 3662 * Display information (list number, list size and the title) about a 3663 * quickfix/location list. 3664 */ 3665 static void 3666 qf_msg(qf_info_T *qi, int which, char *lead) 3667 { 3668 char *title = (char *)qi->qf_lists[which].qf_title; 3669 int count = qi->qf_lists[which].qf_count; 3670 char_u buf[IOSIZE]; 3671 3672 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3673 lead, 3674 which + 1, 3675 qi->qf_listcount, 3676 count); 3677 3678 if (title != NULL) 3679 { 3680 size_t len = STRLEN(buf); 3681 3682 if (len < 34) 3683 { 3684 vim_memset(buf + len, ' ', 34 - len); 3685 buf[34] = NUL; 3686 } 3687 vim_strcat(buf, (char_u *)title, IOSIZE); 3688 } 3689 trunc_string(buf, buf, Columns - 1, IOSIZE); 3690 msg((char *)buf); 3691 } 3692 3693 /* 3694 * ":colder [count]": Up in the quickfix stack. 3695 * ":cnewer [count]": Down in the quickfix stack. 3696 * ":lolder [count]": Up in the location list stack. 3697 * ":lnewer [count]": Down in the location list stack. 3698 */ 3699 void 3700 qf_age(exarg_T *eap) 3701 { 3702 qf_info_T *qi; 3703 int count; 3704 3705 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3706 return; 3707 3708 if (eap->addr_count != 0) 3709 count = eap->line2; 3710 else 3711 count = 1; 3712 while (count--) 3713 { 3714 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3715 { 3716 if (qi->qf_curlist == 0) 3717 { 3718 emsg(_("E380: At bottom of quickfix stack")); 3719 break; 3720 } 3721 --qi->qf_curlist; 3722 } 3723 else 3724 { 3725 if (qi->qf_curlist >= qi->qf_listcount - 1) 3726 { 3727 emsg(_("E381: At top of quickfix stack")); 3728 break; 3729 } 3730 ++qi->qf_curlist; 3731 } 3732 } 3733 qf_msg(qi, qi->qf_curlist, ""); 3734 qf_update_buffer(qi, NULL); 3735 } 3736 3737 /* 3738 * Display the information about all the quickfix/location lists in the stack 3739 */ 3740 void 3741 qf_history(exarg_T *eap) 3742 { 3743 qf_info_T *qi = qf_cmd_get_stack(eap, FALSE); 3744 int i; 3745 3746 if (eap->addr_count > 0) 3747 { 3748 if (qi == NULL) 3749 { 3750 emsg(_(e_loclist)); 3751 return; 3752 } 3753 3754 // Jump to the specified quickfix list 3755 if (eap->line2 > 0 && eap->line2 <= qi->qf_listcount) 3756 { 3757 qi->qf_curlist = eap->line2 - 1; 3758 qf_msg(qi, qi->qf_curlist, ""); 3759 qf_update_buffer(qi, NULL); 3760 } 3761 else 3762 emsg(_(e_invrange)); 3763 3764 return; 3765 } 3766 3767 if (qf_stack_empty(qi)) 3768 msg(_("No entries")); 3769 else 3770 for (i = 0; i < qi->qf_listcount; ++i) 3771 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3772 } 3773 3774 /* 3775 * Free all the entries in the error list "idx". Note that other information 3776 * associated with the list like context and title are not freed. 3777 */ 3778 static void 3779 qf_free_items(qf_list_T *qfl) 3780 { 3781 qfline_T *qfp; 3782 qfline_T *qfpnext; 3783 int stop = FALSE; 3784 3785 while (qfl->qf_count && qfl->qf_start != NULL) 3786 { 3787 qfp = qfl->qf_start; 3788 qfpnext = qfp->qf_next; 3789 if (!stop) 3790 { 3791 vim_free(qfp->qf_module); 3792 vim_free(qfp->qf_text); 3793 vim_free(qfp->qf_pattern); 3794 stop = (qfp == qfpnext); 3795 vim_free(qfp); 3796 if (stop) 3797 // Somehow qf_count may have an incorrect value, set it to 1 3798 // to avoid crashing when it's wrong. 3799 // TODO: Avoid qf_count being incorrect. 3800 qfl->qf_count = 1; 3801 } 3802 qfl->qf_start = qfpnext; 3803 --qfl->qf_count; 3804 } 3805 3806 qfl->qf_index = 0; 3807 qfl->qf_start = NULL; 3808 qfl->qf_last = NULL; 3809 qfl->qf_ptr = NULL; 3810 qfl->qf_nonevalid = TRUE; 3811 3812 qf_clean_dir_stack(&qfl->qf_dir_stack); 3813 qfl->qf_directory = NULL; 3814 qf_clean_dir_stack(&qfl->qf_file_stack); 3815 qfl->qf_currfile = NULL; 3816 qfl->qf_multiline = FALSE; 3817 qfl->qf_multiignore = FALSE; 3818 qfl->qf_multiscan = FALSE; 3819 } 3820 3821 /* 3822 * Free error list "idx". Frees all the entries in the quickfix list, 3823 * associated context information and the title. 3824 */ 3825 static void 3826 qf_free(qf_list_T *qfl) 3827 { 3828 qf_free_items(qfl); 3829 3830 VIM_CLEAR(qfl->qf_title); 3831 free_tv(qfl->qf_ctx); 3832 qfl->qf_ctx = NULL; 3833 qfl->qf_id = 0; 3834 qfl->qf_changedtick = 0L; 3835 } 3836 3837 /* 3838 * qf_mark_adjust: adjust marks 3839 */ 3840 void 3841 qf_mark_adjust( 3842 win_T *wp, 3843 linenr_T line1, 3844 linenr_T line2, 3845 long amount, 3846 long amount_after) 3847 { 3848 int i; 3849 qfline_T *qfp; 3850 int idx; 3851 qf_info_T *qi = &ql_info; 3852 int found_one = FALSE; 3853 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3854 3855 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3856 return; 3857 if (wp != NULL) 3858 { 3859 if (wp->w_llist == NULL) 3860 return; 3861 qi = wp->w_llist; 3862 } 3863 3864 for (idx = 0; idx < qi->qf_listcount; ++idx) 3865 { 3866 qf_list_T *qfl = qf_get_list(qi, idx); 3867 3868 if (!qf_list_empty(qfl)) 3869 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3870 if (qfp->qf_fnum == curbuf->b_fnum) 3871 { 3872 found_one = TRUE; 3873 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3874 { 3875 if (amount == MAXLNUM) 3876 qfp->qf_cleared = TRUE; 3877 else 3878 qfp->qf_lnum += amount; 3879 } 3880 else if (amount_after && qfp->qf_lnum > line2) 3881 qfp->qf_lnum += amount_after; 3882 } 3883 } 3884 3885 if (!found_one) 3886 curbuf->b_has_qf_entry &= ~buf_has_flag; 3887 } 3888 3889 /* 3890 * Make a nice message out of the error character and the error number: 3891 * char number message 3892 * e or E 0 " error" 3893 * w or W 0 " warning" 3894 * i or I 0 " info" 3895 * 0 0 "" 3896 * other 0 " c" 3897 * e or E n " error n" 3898 * w or W n " warning n" 3899 * i or I n " info n" 3900 * 0 n " error n" 3901 * other n " c n" 3902 * 1 x "" :helpgrep 3903 */ 3904 static char_u * 3905 qf_types(int c, int nr) 3906 { 3907 static char_u buf[20]; 3908 static char_u cc[3]; 3909 char_u *p; 3910 3911 if (c == 'W' || c == 'w') 3912 p = (char_u *)" warning"; 3913 else if (c == 'I' || c == 'i') 3914 p = (char_u *)" info"; 3915 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3916 p = (char_u *)" error"; 3917 else if (c == 0 || c == 1) 3918 p = (char_u *)""; 3919 else 3920 { 3921 cc[0] = ' '; 3922 cc[1] = c; 3923 cc[2] = NUL; 3924 p = cc; 3925 } 3926 3927 if (nr <= 0) 3928 return p; 3929 3930 sprintf((char *)buf, "%s %3d", (char *)p, nr); 3931 return buf; 3932 } 3933 3934 /* 3935 * When "split" is FALSE: Open the entry/result under the cursor. 3936 * When "split" is TRUE: Open the entry/result under the cursor in a new window. 3937 */ 3938 void 3939 qf_view_result(int split) 3940 { 3941 qf_info_T *qi = &ql_info; 3942 3943 if (!bt_quickfix(curbuf)) 3944 return; 3945 3946 if (IS_LL_WINDOW(curwin)) 3947 qi = GET_LOC_LIST(curwin); 3948 3949 if (qf_list_empty(qf_get_curlist(qi))) 3950 { 3951 emsg(_(e_quickfix)); 3952 return; 3953 } 3954 3955 if (split) 3956 { 3957 // Open the selected entry in a new window 3958 qf_jump_newwin(qi, 0, (long)curwin->w_cursor.lnum, FALSE, TRUE); 3959 do_cmdline_cmd((char_u *) "clearjumps"); 3960 return; 3961 } 3962 3963 do_cmdline_cmd((char_u *)(IS_LL_WINDOW(curwin) ? ".ll" : ".cc")); 3964 } 3965 3966 /* 3967 * ":cwindow": open the quickfix window if we have errors to display, 3968 * close it if not. 3969 * ":lwindow": open the location list window if we have locations to display, 3970 * close it if not. 3971 */ 3972 void 3973 ex_cwindow(exarg_T *eap) 3974 { 3975 qf_info_T *qi; 3976 qf_list_T *qfl; 3977 win_T *win; 3978 3979 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3980 return; 3981 3982 qfl = qf_get_curlist(qi); 3983 3984 // Look for an existing quickfix window. 3985 win = qf_find_win(qi); 3986 3987 // If a quickfix window is open but we have no errors to display, 3988 // close the window. If a quickfix window is not open, then open 3989 // it if we have errors; otherwise, leave it closed. 3990 if (qf_stack_empty(qi) 3991 || qfl->qf_nonevalid 3992 || qf_list_empty(qfl)) 3993 { 3994 if (win != NULL) 3995 ex_cclose(eap); 3996 } 3997 else if (win == NULL) 3998 ex_copen(eap); 3999 } 4000 4001 /* 4002 * ":cclose": close the window showing the list of errors. 4003 * ":lclose": close the window showing the location list 4004 */ 4005 void 4006 ex_cclose(exarg_T *eap) 4007 { 4008 win_T *win = NULL; 4009 qf_info_T *qi; 4010 4011 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4012 return; 4013 4014 // Find existing quickfix window and close it. 4015 win = qf_find_win(qi); 4016 if (win != NULL) 4017 win_close(win, FALSE); 4018 } 4019 4020 /* 4021 * Set "w:quickfix_title" if "qi" has a title. 4022 */ 4023 static void 4024 qf_set_title_var(qf_list_T *qfl) 4025 { 4026 if (qfl->qf_title != NULL) 4027 set_internal_string_var((char_u *)"w:quickfix_title", qfl->qf_title); 4028 } 4029 4030 /* 4031 * Goto a quickfix or location list window (if present). 4032 * Returns OK if the window is found, FAIL otherwise. 4033 */ 4034 static int 4035 qf_goto_cwindow(qf_info_T *qi, int resize, int sz, int vertsplit) 4036 { 4037 win_T *win; 4038 4039 win = qf_find_win(qi); 4040 if (win == NULL) 4041 return FAIL; 4042 4043 win_goto(win); 4044 if (resize) 4045 { 4046 if (vertsplit) 4047 { 4048 if (sz != win->w_width) 4049 win_setwidth(sz); 4050 } 4051 else if (sz != win->w_height 4052 && win->w_height + win->w_status_height < cmdline_row) 4053 win_setheight(sz); 4054 } 4055 4056 return OK; 4057 } 4058 4059 /* 4060 * Set options for the buffer in the quickfix or location list window. 4061 */ 4062 static void 4063 qf_set_cwindow_options(void) 4064 { 4065 // switch off 'swapfile' 4066 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 4067 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 4068 OPT_LOCAL); 4069 set_option_value((char_u *)"bh", 0L, (char_u *)"hide", OPT_LOCAL); 4070 RESET_BINDING(curwin); 4071 #ifdef FEAT_DIFF 4072 curwin->w_p_diff = FALSE; 4073 #endif 4074 #ifdef FEAT_FOLDING 4075 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 4076 OPT_LOCAL); 4077 #endif 4078 } 4079 4080 /* 4081 * Open a new quickfix or location list window, load the quickfix buffer and 4082 * set the appropriate options for the window. 4083 * Returns FAIL if the window could not be opened. 4084 */ 4085 static int 4086 qf_open_new_cwindow(qf_info_T *qi, int height) 4087 { 4088 buf_T *qf_buf; 4089 win_T *oldwin = curwin; 4090 tabpage_T *prevtab = curtab; 4091 int flags = 0; 4092 win_T *win; 4093 4094 qf_buf = qf_find_buf(qi); 4095 4096 // The current window becomes the previous window afterwards. 4097 win = curwin; 4098 4099 if (IS_QF_STACK(qi) && cmdmod.split == 0) 4100 // Create the new quickfix window at the very bottom, except when 4101 // :belowright or :aboveleft is used. 4102 win_goto(lastwin); 4103 // Default is to open the window below the current window 4104 if (cmdmod.split == 0) 4105 flags = WSP_BELOW; 4106 flags |= WSP_NEWLOC; 4107 if (win_split(height, flags) == FAIL) 4108 return FAIL; // not enough room for window 4109 RESET_BINDING(curwin); 4110 4111 if (IS_LL_STACK(qi)) 4112 { 4113 // For the location list window, create a reference to the 4114 // location list stack from the window 'win'. 4115 curwin->w_llist_ref = qi; 4116 qi->qf_refcount++; 4117 } 4118 4119 if (oldwin != curwin) 4120 oldwin = NULL; // don't store info when in another window 4121 if (qf_buf != NULL) 4122 { 4123 // Use the existing quickfix buffer 4124 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 4125 ECMD_HIDE + ECMD_OLDBUF, oldwin); 4126 } 4127 else 4128 { 4129 // Create a new quickfix buffer 4130 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin); 4131 4132 // save the number of the new buffer 4133 qi->qf_bufnr = curbuf->b_fnum; 4134 } 4135 4136 // Set the options for the quickfix buffer/window (if not already done) 4137 // Do this even if the quickfix buffer was already present, as an autocmd 4138 // might have previously deleted (:bdelete) the quickfix buffer. 4139 if (!bt_quickfix(curbuf)) 4140 qf_set_cwindow_options(); 4141 4142 // Only set the height when still in the same tab page and there is no 4143 // window to the side. 4144 if (curtab == prevtab && curwin->w_width == Columns) 4145 win_setheight(height); 4146 curwin->w_p_wfh = TRUE; // set 'winfixheight' 4147 if (win_valid(win)) 4148 prevwin = win; 4149 4150 return OK; 4151 } 4152 4153 /* 4154 * ":copen": open a window that shows the list of errors. 4155 * ":lopen": open a window that shows the location list. 4156 */ 4157 void 4158 ex_copen(exarg_T *eap) 4159 { 4160 qf_info_T *qi; 4161 qf_list_T *qfl; 4162 int height; 4163 int status = FAIL; 4164 int lnum; 4165 4166 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4167 return; 4168 4169 incr_quickfix_busy(); 4170 4171 if (eap->addr_count != 0) 4172 height = eap->line2; 4173 else 4174 height = QF_WINHEIGHT; 4175 4176 reset_VIsual_and_resel(); // stop Visual mode 4177 #ifdef FEAT_GUI 4178 need_mouse_correct = TRUE; 4179 #endif 4180 4181 // Find an existing quickfix window, or open a new one. 4182 if (cmdmod.tab == 0) 4183 status = qf_goto_cwindow(qi, eap->addr_count != 0, height, 4184 cmdmod.split & WSP_VERT); 4185 if (status == FAIL) 4186 if (qf_open_new_cwindow(qi, height) == FAIL) 4187 { 4188 decr_quickfix_busy(); 4189 return; 4190 } 4191 4192 qfl = qf_get_curlist(qi); 4193 qf_set_title_var(qfl); 4194 // Save the current index here, as updating the quickfix buffer may free 4195 // the quickfix list 4196 lnum = qfl->qf_index; 4197 4198 // Fill the buffer with the quickfix list. 4199 qf_fill_buffer(qfl, curbuf, NULL); 4200 4201 decr_quickfix_busy(); 4202 4203 curwin->w_cursor.lnum = lnum; 4204 curwin->w_cursor.col = 0; 4205 check_cursor(); 4206 update_topline(); // scroll to show the line 4207 } 4208 4209 /* 4210 * Move the cursor in the quickfix window to "lnum". 4211 */ 4212 static void 4213 qf_win_goto(win_T *win, linenr_T lnum) 4214 { 4215 win_T *old_curwin = curwin; 4216 4217 curwin = win; 4218 curbuf = win->w_buffer; 4219 curwin->w_cursor.lnum = lnum; 4220 curwin->w_cursor.col = 0; 4221 curwin->w_cursor.coladd = 0; 4222 curwin->w_curswant = 0; 4223 update_topline(); // scroll to show the line 4224 redraw_later(VALID); 4225 curwin->w_redr_status = TRUE; // update ruler 4226 curwin = old_curwin; 4227 curbuf = curwin->w_buffer; 4228 } 4229 4230 /* 4231 * :cbottom/:lbottom commands. 4232 */ 4233 void 4234 ex_cbottom(exarg_T *eap) 4235 { 4236 qf_info_T *qi; 4237 win_T *win; 4238 4239 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4240 return; 4241 4242 win = qf_find_win(qi); 4243 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 4244 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 4245 } 4246 4247 /* 4248 * Return the number of the current entry (line number in the quickfix 4249 * window). 4250 */ 4251 linenr_T 4252 qf_current_entry(win_T *wp) 4253 { 4254 qf_info_T *qi = &ql_info; 4255 4256 if (IS_LL_WINDOW(wp)) 4257 // In the location list window, use the referenced location list 4258 qi = wp->w_llist_ref; 4259 4260 return qf_get_curlist(qi)->qf_index; 4261 } 4262 4263 /* 4264 * Update the cursor position in the quickfix window to the current error. 4265 * Return TRUE if there is a quickfix window. 4266 */ 4267 static int 4268 qf_win_pos_update( 4269 qf_info_T *qi, 4270 int old_qf_index) // previous qf_index or zero 4271 { 4272 win_T *win; 4273 int qf_index = qf_get_curlist(qi)->qf_index; 4274 4275 // Put the cursor on the current error in the quickfix window, so that 4276 // it's viewable. 4277 win = qf_find_win(qi); 4278 if (win != NULL 4279 && qf_index <= win->w_buffer->b_ml.ml_line_count 4280 && old_qf_index != qf_index) 4281 { 4282 if (qf_index > old_qf_index) 4283 { 4284 win->w_redraw_top = old_qf_index; 4285 win->w_redraw_bot = qf_index; 4286 } 4287 else 4288 { 4289 win->w_redraw_top = qf_index; 4290 win->w_redraw_bot = old_qf_index; 4291 } 4292 qf_win_goto(win, qf_index); 4293 } 4294 return win != NULL; 4295 } 4296 4297 /* 4298 * Check whether the given window is displaying the specified quickfix/location 4299 * stack. 4300 */ 4301 static int 4302 is_qf_win(win_T *win, qf_info_T *qi) 4303 { 4304 // A window displaying the quickfix buffer will have the w_llist_ref field 4305 // set to NULL. 4306 // A window displaying a location list buffer will have the w_llist_ref 4307 // pointing to the location list. 4308 if (bt_quickfix(win->w_buffer)) 4309 if ((IS_QF_STACK(qi) && win->w_llist_ref == NULL) 4310 || (IS_LL_STACK(qi) && win->w_llist_ref == qi)) 4311 return TRUE; 4312 4313 return FALSE; 4314 } 4315 4316 /* 4317 * Find a window displaying the quickfix/location stack 'qi' 4318 * Only searches in the current tabpage. 4319 */ 4320 static win_T * 4321 qf_find_win(qf_info_T *qi) 4322 { 4323 win_T *win; 4324 4325 FOR_ALL_WINDOWS(win) 4326 if (is_qf_win(win, qi)) 4327 return win; 4328 return NULL; 4329 } 4330 4331 /* 4332 * Find a quickfix buffer. 4333 * Searches in windows opened in all the tabs. 4334 */ 4335 static buf_T * 4336 qf_find_buf(qf_info_T *qi) 4337 { 4338 tabpage_T *tp; 4339 win_T *win; 4340 4341 if (qi->qf_bufnr != INVALID_QFBUFNR) 4342 { 4343 buf_T *qfbuf; 4344 qfbuf = buflist_findnr(qi->qf_bufnr); 4345 if (qfbuf != NULL) 4346 return qfbuf; 4347 // buffer is no longer present 4348 qi->qf_bufnr = INVALID_QFBUFNR; 4349 } 4350 4351 FOR_ALL_TAB_WINDOWS(tp, win) 4352 if (is_qf_win(win, qi)) 4353 return win->w_buffer; 4354 4355 return NULL; 4356 } 4357 4358 /* 4359 * Update the w:quickfix_title variable in the quickfix/location list window 4360 */ 4361 static void 4362 qf_update_win_titlevar(qf_info_T *qi) 4363 { 4364 win_T *win; 4365 win_T *curwin_save; 4366 4367 if ((win = qf_find_win(qi)) != NULL) 4368 { 4369 curwin_save = curwin; 4370 curwin = win; 4371 qf_set_title_var(qf_get_curlist(qi)); 4372 curwin = curwin_save; 4373 } 4374 } 4375 4376 /* 4377 * Find the quickfix buffer. If it exists, update the contents. 4378 */ 4379 static void 4380 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 4381 { 4382 buf_T *buf; 4383 win_T *win; 4384 aco_save_T aco; 4385 4386 // Check if a buffer for the quickfix list exists. Update it. 4387 buf = qf_find_buf(qi); 4388 if (buf != NULL) 4389 { 4390 linenr_T old_line_count = buf->b_ml.ml_line_count; 4391 4392 if (old_last == NULL) 4393 // set curwin/curbuf to buf and save a few things 4394 aucmd_prepbuf(&aco, buf); 4395 4396 qf_update_win_titlevar(qi); 4397 4398 qf_fill_buffer(qf_get_curlist(qi), buf, old_last); 4399 ++CHANGEDTICK(buf); 4400 4401 if (old_last == NULL) 4402 { 4403 (void)qf_win_pos_update(qi, 0); 4404 4405 // restore curwin/curbuf and a few other things 4406 aucmd_restbuf(&aco); 4407 } 4408 4409 // Only redraw when added lines are visible. This avoids flickering 4410 // when the added lines are not visible. 4411 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 4412 redraw_buf_later(buf, NOT_VALID); 4413 } 4414 } 4415 4416 /* 4417 * Add an error line to the quickfix buffer. 4418 */ 4419 static int 4420 qf_buf_add_line(buf_T *buf, linenr_T lnum, qfline_T *qfp, char_u *dirname) 4421 { 4422 int len; 4423 buf_T *errbuf; 4424 4425 if (qfp->qf_module != NULL) 4426 { 4427 STRCPY(IObuff, qfp->qf_module); 4428 len = (int)STRLEN(IObuff); 4429 } 4430 else if (qfp->qf_fnum != 0 4431 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 4432 && errbuf->b_fname != NULL) 4433 { 4434 if (qfp->qf_type == 1) // :helpgrep 4435 STRCPY(IObuff, gettail(errbuf->b_fname)); 4436 else 4437 { 4438 // shorten the file name if not done already 4439 if (errbuf->b_sfname == NULL 4440 || mch_isFullName(errbuf->b_sfname)) 4441 { 4442 if (*dirname == NUL) 4443 mch_dirname(dirname, MAXPATHL); 4444 shorten_buf_fname(errbuf, dirname, FALSE); 4445 } 4446 STRCPY(IObuff, errbuf->b_fname); 4447 } 4448 len = (int)STRLEN(IObuff); 4449 } 4450 else 4451 len = 0; 4452 IObuff[len++] = '|'; 4453 4454 if (qfp->qf_lnum > 0) 4455 { 4456 sprintf((char *)IObuff + len, "%ld", qfp->qf_lnum); 4457 len += (int)STRLEN(IObuff + len); 4458 4459 if (qfp->qf_col > 0) 4460 { 4461 sprintf((char *)IObuff + len, " col %d", qfp->qf_col); 4462 len += (int)STRLEN(IObuff + len); 4463 } 4464 4465 sprintf((char *)IObuff + len, "%s", 4466 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 4467 len += (int)STRLEN(IObuff + len); 4468 } 4469 else if (qfp->qf_pattern != NULL) 4470 { 4471 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 4472 len += (int)STRLEN(IObuff + len); 4473 } 4474 IObuff[len++] = '|'; 4475 IObuff[len++] = ' '; 4476 4477 // Remove newlines and leading whitespace from the text. 4478 // For an unrecognized line keep the indent, the compiler may 4479 // mark a word with ^^^^. 4480 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 4481 IObuff + len, IOSIZE - len); 4482 4483 if (ml_append_buf(buf, lnum, IObuff, 4484 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 4485 return FAIL; 4486 4487 return OK; 4488 } 4489 4490 /* 4491 * Fill current buffer with quickfix errors, replacing any previous contents. 4492 * curbuf must be the quickfix buffer! 4493 * If "old_last" is not NULL append the items after this one. 4494 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 4495 * ml_delete() is used and autocommands will be triggered. 4496 */ 4497 static void 4498 qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last) 4499 { 4500 linenr_T lnum; 4501 qfline_T *qfp; 4502 int old_KeyTyped = KeyTyped; 4503 4504 if (old_last == NULL) 4505 { 4506 if (buf != curbuf) 4507 { 4508 internal_error("qf_fill_buffer()"); 4509 return; 4510 } 4511 4512 // delete all existing lines 4513 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 4514 (void)ml_delete((linenr_T)1, FALSE); 4515 } 4516 4517 // Check if there is anything to display 4518 if (qfl != NULL) 4519 { 4520 char_u dirname[MAXPATHL]; 4521 4522 *dirname = NUL; 4523 4524 // Add one line for each error 4525 if (old_last == NULL) 4526 { 4527 qfp = qfl->qf_start; 4528 lnum = 0; 4529 } 4530 else 4531 { 4532 qfp = old_last->qf_next; 4533 lnum = buf->b_ml.ml_line_count; 4534 } 4535 while (lnum < qfl->qf_count) 4536 { 4537 if (qf_buf_add_line(buf, lnum, qfp, dirname) == FAIL) 4538 break; 4539 4540 ++lnum; 4541 qfp = qfp->qf_next; 4542 if (qfp == NULL) 4543 break; 4544 } 4545 4546 if (old_last == NULL) 4547 // Delete the empty line which is now at the end 4548 (void)ml_delete(lnum + 1, FALSE); 4549 } 4550 4551 // correct cursor position 4552 check_lnums(TRUE); 4553 4554 if (old_last == NULL) 4555 { 4556 // Set the 'filetype' to "qf" each time after filling the buffer. 4557 // This resembles reading a file into a buffer, it's more logical when 4558 // using autocommands. 4559 ++curbuf_lock; 4560 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 4561 curbuf->b_p_ma = FALSE; 4562 4563 keep_filetype = TRUE; // don't detect 'filetype' 4564 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 4565 FALSE, curbuf); 4566 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 4567 FALSE, curbuf); 4568 keep_filetype = FALSE; 4569 --curbuf_lock; 4570 4571 // make sure it will be redrawn 4572 redraw_curbuf_later(NOT_VALID); 4573 } 4574 4575 // Restore KeyTyped, setting 'filetype' may reset it. 4576 KeyTyped = old_KeyTyped; 4577 } 4578 4579 /* 4580 * For every change made to the quickfix list, update the changed tick. 4581 */ 4582 static void 4583 qf_list_changed(qf_list_T *qfl) 4584 { 4585 qfl->qf_changedtick++; 4586 } 4587 4588 /* 4589 * Return the quickfix/location list number with the given identifier. 4590 * Returns -1 if list is not found. 4591 */ 4592 static int 4593 qf_id2nr(qf_info_T *qi, int_u qfid) 4594 { 4595 int qf_idx; 4596 4597 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4598 if (qi->qf_lists[qf_idx].qf_id == qfid) 4599 return qf_idx; 4600 return INVALID_QFIDX; 4601 } 4602 4603 /* 4604 * If the current list is not "save_qfid" and we can find the list with that ID 4605 * then make it the current list. 4606 * This is used when autocommands may have changed the current list. 4607 * Returns OK if successfully restored the list. Returns FAIL if the list with 4608 * the specified identifier (save_qfid) is not found in the stack. 4609 */ 4610 static int 4611 qf_restore_list(qf_info_T *qi, int_u save_qfid) 4612 { 4613 int curlist; 4614 4615 if (qf_get_curlist(qi)->qf_id != save_qfid) 4616 { 4617 curlist = qf_id2nr(qi, save_qfid); 4618 if (curlist < 0) 4619 // list is not present 4620 return FAIL; 4621 qi->qf_curlist = curlist; 4622 } 4623 return OK; 4624 } 4625 4626 /* 4627 * Jump to the first entry if there is one. 4628 */ 4629 static void 4630 qf_jump_first(qf_info_T *qi, int_u save_qfid, int forceit) 4631 { 4632 if (qf_restore_list(qi, save_qfid) == FAIL) 4633 return; 4634 4635 // Autocommands might have cleared the list, check for that. 4636 if (!qf_list_empty(qf_get_curlist(qi))) 4637 qf_jump(qi, 0, 0, forceit); 4638 } 4639 4640 /* 4641 * Return TRUE when using ":vimgrep" for ":grep". 4642 */ 4643 int 4644 grep_internal(cmdidx_T cmdidx) 4645 { 4646 return ((cmdidx == CMD_grep 4647 || cmdidx == CMD_lgrep 4648 || cmdidx == CMD_grepadd 4649 || cmdidx == CMD_lgrepadd) 4650 && STRCMP("internal", 4651 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 4652 } 4653 4654 /* 4655 * Return the make/grep autocmd name. 4656 */ 4657 static char_u * 4658 make_get_auname(cmdidx_T cmdidx) 4659 { 4660 switch (cmdidx) 4661 { 4662 case CMD_make: return (char_u *)"make"; 4663 case CMD_lmake: return (char_u *)"lmake"; 4664 case CMD_grep: return (char_u *)"grep"; 4665 case CMD_lgrep: return (char_u *)"lgrep"; 4666 case CMD_grepadd: return (char_u *)"grepadd"; 4667 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4668 default: return NULL; 4669 } 4670 } 4671 4672 /* 4673 * Return the name for the errorfile, in allocated memory. 4674 * Find a new unique name when 'makeef' contains "##". 4675 * Returns NULL for error. 4676 */ 4677 static char_u * 4678 get_mef_name(void) 4679 { 4680 char_u *p; 4681 char_u *name; 4682 static int start = -1; 4683 static int off = 0; 4684 #ifdef HAVE_LSTAT 4685 stat_T sb; 4686 #endif 4687 4688 if (*p_mef == NUL) 4689 { 4690 name = vim_tempname('e', FALSE); 4691 if (name == NULL) 4692 emsg(_(e_notmp)); 4693 return name; 4694 } 4695 4696 for (p = p_mef; *p; ++p) 4697 if (p[0] == '#' && p[1] == '#') 4698 break; 4699 4700 if (*p == NUL) 4701 return vim_strsave(p_mef); 4702 4703 // Keep trying until the name doesn't exist yet. 4704 for (;;) 4705 { 4706 if (start == -1) 4707 start = mch_get_pid(); 4708 else 4709 off += 19; 4710 4711 name = alloc(STRLEN(p_mef) + 30); 4712 if (name == NULL) 4713 break; 4714 STRCPY(name, p_mef); 4715 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4716 STRCAT(name, p + 2); 4717 if (mch_getperm(name) < 0 4718 #ifdef HAVE_LSTAT 4719 // Don't accept a symbolic link, it's a security risk. 4720 && mch_lstat((char *)name, &sb) < 0 4721 #endif 4722 ) 4723 break; 4724 vim_free(name); 4725 } 4726 return name; 4727 } 4728 4729 /* 4730 * Form the complete command line to invoke 'make'/'grep'. Quote the command 4731 * using 'shellquote' and append 'shellpipe'. Echo the fully formed command. 4732 */ 4733 static char_u * 4734 make_get_fullcmd(char_u *makecmd, char_u *fname) 4735 { 4736 char_u *cmd; 4737 unsigned len; 4738 4739 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(makecmd) + 1; 4740 if (*p_sp != NUL) 4741 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4742 cmd = alloc(len); 4743 if (cmd == NULL) 4744 return NULL; 4745 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)makecmd, 4746 (char *)p_shq); 4747 4748 // If 'shellpipe' empty: don't redirect to 'errorfile'. 4749 if (*p_sp != NUL) 4750 append_redir(cmd, len, p_sp, fname); 4751 4752 // Display the fully formed command. Output a newline if there's something 4753 // else than the :make command that was typed (in which case the cursor is 4754 // in column 0). 4755 if (msg_col == 0) 4756 msg_didout = FALSE; 4757 msg_start(); 4758 msg_puts(":!"); 4759 msg_outtrans(cmd); // show what we are doing 4760 4761 return cmd; 4762 } 4763 4764 /* 4765 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 4766 */ 4767 void 4768 ex_make(exarg_T *eap) 4769 { 4770 char_u *fname; 4771 char_u *cmd; 4772 char_u *enc = NULL; 4773 win_T *wp = NULL; 4774 qf_info_T *qi = &ql_info; 4775 int res; 4776 char_u *au_name = NULL; 4777 int_u save_qfid; 4778 4779 // Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". 4780 if (grep_internal(eap->cmdidx)) 4781 { 4782 ex_vimgrep(eap); 4783 return; 4784 } 4785 4786 au_name = make_get_auname(eap->cmdidx); 4787 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4788 curbuf->b_fname, TRUE, curbuf)) 4789 { 4790 #ifdef FEAT_EVAL 4791 if (aborting()) 4792 return; 4793 #endif 4794 } 4795 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4796 4797 if (is_loclist_cmd(eap->cmdidx)) 4798 wp = curwin; 4799 4800 autowrite_all(); 4801 fname = get_mef_name(); 4802 if (fname == NULL) 4803 return; 4804 mch_remove(fname); // in case it's not unique 4805 4806 cmd = make_get_fullcmd(eap->arg, fname); 4807 if (cmd == NULL) 4808 return; 4809 4810 // let the shell know if we are redirecting output or not 4811 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 4812 4813 #ifdef AMIGA 4814 out_flush(); 4815 // read window status report and redraw before message 4816 (void)char_avail(); 4817 #endif 4818 4819 incr_quickfix_busy(); 4820 4821 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 4822 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 4823 (eap->cmdidx != CMD_grepadd 4824 && eap->cmdidx != CMD_lgrepadd), 4825 qf_cmdtitle(*eap->cmdlinep), enc); 4826 if (wp != NULL) 4827 { 4828 qi = GET_LOC_LIST(wp); 4829 if (qi == NULL) 4830 goto cleanup; 4831 } 4832 if (res >= 0) 4833 qf_list_changed(qf_get_curlist(qi)); 4834 4835 // Remember the current quickfix list identifier, so that we can 4836 // check for autocommands changing the current quickfix list. 4837 save_qfid = qf_get_curlist(qi)->qf_id; 4838 if (au_name != NULL) 4839 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 4840 curbuf->b_fname, TRUE, curbuf); 4841 if (res > 0 && !eap->forceit && qflist_valid(wp, save_qfid)) 4842 // display the first error 4843 qf_jump_first(qi, save_qfid, FALSE); 4844 4845 cleanup: 4846 decr_quickfix_busy(); 4847 mch_remove(fname); 4848 vim_free(fname); 4849 vim_free(cmd); 4850 } 4851 4852 /* 4853 * Returns the number of entries in the current quickfix/location list. 4854 */ 4855 int 4856 qf_get_size(exarg_T *eap) 4857 { 4858 qf_info_T *qi; 4859 4860 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4861 return 0; 4862 return qf_get_curlist(qi)->qf_count; 4863 } 4864 4865 /* 4866 * Returns the number of valid entries in the current quickfix/location list. 4867 */ 4868 int 4869 qf_get_valid_size(exarg_T *eap) 4870 { 4871 qf_info_T *qi; 4872 qf_list_T *qfl; 4873 qfline_T *qfp; 4874 int i, sz = 0; 4875 int prev_fnum = 0; 4876 4877 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4878 return 0; 4879 4880 qfl = qf_get_curlist(qi); 4881 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 4882 { 4883 if (qfp->qf_valid) 4884 { 4885 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 4886 sz++; // Count all valid entries 4887 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4888 { 4889 // Count the number of files 4890 sz++; 4891 prev_fnum = qfp->qf_fnum; 4892 } 4893 } 4894 } 4895 4896 return sz; 4897 } 4898 4899 /* 4900 * Returns the current index of the quickfix/location list. 4901 * Returns 0 if there is an error. 4902 */ 4903 int 4904 qf_get_cur_idx(exarg_T *eap) 4905 { 4906 qf_info_T *qi; 4907 4908 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4909 return 0; 4910 4911 return qf_get_curlist(qi)->qf_index; 4912 } 4913 4914 /* 4915 * Returns the current index in the quickfix/location list (counting only valid 4916 * entries). If no valid entries are in the list, then returns 1. 4917 */ 4918 int 4919 qf_get_cur_valid_idx(exarg_T *eap) 4920 { 4921 qf_info_T *qi; 4922 qf_list_T *qfl; 4923 qfline_T *qfp; 4924 int i, eidx = 0; 4925 int prev_fnum = 0; 4926 4927 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4928 return 1; 4929 4930 qfl = qf_get_curlist(qi); 4931 qfp = qfl->qf_start; 4932 4933 // check if the list has valid errors 4934 if (!qf_list_has_valid_entries(qfl)) 4935 return 1; 4936 4937 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 4938 { 4939 if (qfp->qf_valid) 4940 { 4941 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4942 { 4943 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4944 { 4945 // Count the number of files 4946 eidx++; 4947 prev_fnum = qfp->qf_fnum; 4948 } 4949 } 4950 else 4951 eidx++; 4952 } 4953 } 4954 4955 return eidx ? eidx : 1; 4956 } 4957 4958 /* 4959 * Get the 'n'th valid error entry in the quickfix or location list. 4960 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 4961 * For :cdo and :ldo returns the 'n'th valid error entry. 4962 * For :cfdo and :lfdo returns the 'n'th valid file entry. 4963 */ 4964 static int 4965 qf_get_nth_valid_entry(qf_list_T *qfl, int n, int fdo) 4966 { 4967 qfline_T *qfp; 4968 int i, eidx; 4969 int prev_fnum = 0; 4970 4971 // check if the list has valid errors 4972 if (!qf_list_has_valid_entries(qfl)) 4973 return 1; 4974 4975 eidx = 0; 4976 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 4977 { 4978 if (qfp->qf_valid) 4979 { 4980 if (fdo) 4981 { 4982 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4983 { 4984 // Count the number of files 4985 eidx++; 4986 prev_fnum = qfp->qf_fnum; 4987 } 4988 } 4989 else 4990 eidx++; 4991 } 4992 4993 if (eidx == n) 4994 break; 4995 } 4996 4997 if (i <= qfl->qf_count) 4998 return i; 4999 else 5000 return 1; 5001 } 5002 5003 /* 5004 * ":cc", ":crewind", ":cfirst" and ":clast". 5005 * ":ll", ":lrewind", ":lfirst" and ":llast". 5006 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 5007 */ 5008 void 5009 ex_cc(exarg_T *eap) 5010 { 5011 qf_info_T *qi; 5012 int errornr; 5013 5014 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5015 return; 5016 5017 if (eap->addr_count > 0) 5018 errornr = (int)eap->line2; 5019 else 5020 { 5021 switch (eap->cmdidx) 5022 { 5023 case CMD_cc: case CMD_ll: 5024 errornr = 0; 5025 break; 5026 case CMD_crewind: case CMD_lrewind: case CMD_cfirst: 5027 case CMD_lfirst: 5028 errornr = 1; 5029 break; 5030 default: 5031 errornr = 32767; 5032 } 5033 } 5034 5035 // For cdo and ldo commands, jump to the nth valid error. 5036 // For cfdo and lfdo commands, jump to the nth valid file entry. 5037 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 5038 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5039 errornr = qf_get_nth_valid_entry(qf_get_curlist(qi), 5040 eap->addr_count > 0 ? (int)eap->line1 : 1, 5041 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 5042 5043 qf_jump(qi, 0, errornr, eap->forceit); 5044 } 5045 5046 /* 5047 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 5048 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 5049 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 5050 */ 5051 void 5052 ex_cnext(exarg_T *eap) 5053 { 5054 qf_info_T *qi; 5055 int errornr; 5056 int dir; 5057 5058 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5059 return; 5060 5061 if (eap->addr_count > 0 5062 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 5063 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 5064 errornr = (int)eap->line2; 5065 else 5066 errornr = 1; 5067 5068 // Depending on the command jump to either next or previous entry/file. 5069 switch (eap->cmdidx) 5070 { 5071 case CMD_cnext: case CMD_lnext: case CMD_cdo: case CMD_ldo: 5072 dir = FORWARD; 5073 break; 5074 case CMD_cprevious: case CMD_lprevious: case CMD_cNext: 5075 case CMD_lNext: 5076 dir = BACKWARD; 5077 break; 5078 case CMD_cnfile: case CMD_lnfile: case CMD_cfdo: case CMD_lfdo: 5079 dir = FORWARD_FILE; 5080 break; 5081 case CMD_cpfile: case CMD_lpfile: case CMD_cNfile: case CMD_lNfile: 5082 dir = BACKWARD_FILE; 5083 break; 5084 default: 5085 dir = FORWARD; 5086 break; 5087 } 5088 5089 qf_jump(qi, dir, errornr, eap->forceit); 5090 } 5091 5092 /* 5093 * Find the first entry in the quickfix list 'qfl' from buffer 'bnr'. 5094 * The index of the entry is stored in 'errornr'. 5095 * Returns NULL if an entry is not found. 5096 */ 5097 static qfline_T * 5098 qf_find_first_entry_in_buf(qf_list_T *qfl, int bnr, int *errornr) 5099 { 5100 qfline_T *qfp = NULL; 5101 int idx = 0; 5102 5103 // Find the first entry in this file 5104 FOR_ALL_QFL_ITEMS(qfl, qfp, idx) 5105 if (qfp->qf_fnum == bnr) 5106 break; 5107 5108 *errornr = idx; 5109 return qfp; 5110 } 5111 5112 /* 5113 * Find the first quickfix entry on the same line as 'entry'. Updates 'errornr' 5114 * with the error number for the first entry. Assumes the entries are sorted in 5115 * the quickfix list by line number. 5116 */ 5117 static qfline_T * 5118 qf_find_first_entry_on_line(qfline_T *entry, int *errornr) 5119 { 5120 while (!got_int 5121 && entry->qf_prev != NULL 5122 && entry->qf_fnum == entry->qf_prev->qf_fnum 5123 && entry->qf_lnum == entry->qf_prev->qf_lnum) 5124 { 5125 entry = entry->qf_prev; 5126 --*errornr; 5127 } 5128 5129 return entry; 5130 } 5131 5132 /* 5133 * Find the last quickfix entry on the same line as 'entry'. Updates 'errornr' 5134 * with the error number for the last entry. Assumes the entries are sorted in 5135 * the quickfix list by line number. 5136 */ 5137 static qfline_T * 5138 qf_find_last_entry_on_line(qfline_T *entry, int *errornr) 5139 { 5140 while (!got_int && 5141 entry->qf_next != NULL 5142 && entry->qf_fnum == entry->qf_next->qf_fnum 5143 && entry->qf_lnum == entry->qf_next->qf_lnum) 5144 { 5145 entry = entry->qf_next; 5146 ++*errornr; 5147 } 5148 5149 return entry; 5150 } 5151 5152 /* 5153 * Returns TRUE if the specified quickfix entry is 5154 * after the given line (linewise is TRUE) 5155 * or after the line and column. 5156 */ 5157 static int 5158 qf_entry_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5159 { 5160 if (linewise) 5161 return qfp->qf_lnum > pos->lnum; 5162 else 5163 return (qfp->qf_lnum > pos->lnum || 5164 (qfp->qf_lnum == pos->lnum && qfp->qf_col > pos->col)); 5165 } 5166 5167 /* 5168 * Returns TRUE if the specified quickfix entry is 5169 * before the given line (linewise is TRUE) 5170 * or before the line and column. 5171 */ 5172 static int 5173 qf_entry_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5174 { 5175 if (linewise) 5176 return qfp->qf_lnum < pos->lnum; 5177 else 5178 return (qfp->qf_lnum < pos->lnum || 5179 (qfp->qf_lnum == pos->lnum && qfp->qf_col < pos->col)); 5180 } 5181 5182 /* 5183 * Returns TRUE if the specified quickfix entry is 5184 * on or after the given line (linewise is TRUE) 5185 * or on or after the line and column. 5186 */ 5187 static int 5188 qf_entry_on_or_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5189 { 5190 if (linewise) 5191 return qfp->qf_lnum >= pos->lnum; 5192 else 5193 return (qfp->qf_lnum > pos->lnum || 5194 (qfp->qf_lnum == pos->lnum && qfp->qf_col >= pos->col)); 5195 } 5196 5197 /* 5198 * Returns TRUE if the specified quickfix entry is 5199 * on or before the given line (linewise is TRUE) 5200 * or on or before the line and column. 5201 */ 5202 static int 5203 qf_entry_on_or_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5204 { 5205 if (linewise) 5206 return qfp->qf_lnum <= pos->lnum; 5207 else 5208 return (qfp->qf_lnum < pos->lnum || 5209 (qfp->qf_lnum == pos->lnum && qfp->qf_col <= pos->col)); 5210 } 5211 5212 /* 5213 * Find the first quickfix entry after position 'pos' in buffer 'bnr'. 5214 * If 'linewise' is TRUE, returns the entry after the specified line and treats 5215 * multiple entries on a single line as one. Otherwise returns the entry after 5216 * the specified line and column. 5217 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5218 * index of the very first entry in the quickfix list. 5219 * Returns NULL if an entry is not found after 'pos'. 5220 */ 5221 static qfline_T * 5222 qf_find_entry_after_pos( 5223 int bnr, 5224 pos_T *pos, 5225 int linewise, 5226 qfline_T *qfp, 5227 int *errornr) 5228 { 5229 if (qf_entry_after_pos(qfp, pos, linewise)) 5230 // First entry is after postion 'pos' 5231 return qfp; 5232 5233 // Find the entry just before or at the position 'pos' 5234 while (qfp->qf_next != NULL 5235 && qfp->qf_next->qf_fnum == bnr 5236 && qf_entry_on_or_before_pos(qfp->qf_next, pos, linewise)) 5237 { 5238 qfp = qfp->qf_next; 5239 ++*errornr; 5240 } 5241 5242 if (qfp->qf_next == NULL || qfp->qf_next->qf_fnum != bnr) 5243 // No entries found after position 'pos' 5244 return NULL; 5245 5246 // Use the entry just after position 'pos' 5247 qfp = qfp->qf_next; 5248 ++*errornr; 5249 5250 return qfp; 5251 } 5252 5253 /* 5254 * Find the first quickfix entry before position 'pos' in buffer 'bnr'. 5255 * If 'linewise' is TRUE, returns the entry before the specified line and 5256 * treats multiple entries on a single line as one. Otherwise returns the entry 5257 * before the specified line and column. 5258 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5259 * index of the very first entry in the quickfix list. 5260 * Returns NULL if an entry is not found before 'pos'. 5261 */ 5262 static qfline_T * 5263 qf_find_entry_before_pos( 5264 int bnr, 5265 pos_T *pos, 5266 int linewise, 5267 qfline_T *qfp, 5268 int *errornr) 5269 { 5270 // Find the entry just before the position 'pos' 5271 while (qfp->qf_next != NULL 5272 && qfp->qf_next->qf_fnum == bnr 5273 && qf_entry_before_pos(qfp->qf_next, pos, linewise)) 5274 { 5275 qfp = qfp->qf_next; 5276 ++*errornr; 5277 } 5278 5279 if (qf_entry_on_or_after_pos(qfp, pos, linewise)) 5280 return NULL; 5281 5282 if (linewise) 5283 // If multiple entries are on the same line, then use the first entry 5284 qfp = qf_find_first_entry_on_line(qfp, errornr); 5285 5286 return qfp; 5287 } 5288 5289 /* 5290 * Find a quickfix entry in 'qfl' closest to position 'pos' in buffer 'bnr' in 5291 * the direction 'dir'. 5292 */ 5293 static qfline_T * 5294 qf_find_closest_entry( 5295 qf_list_T *qfl, 5296 int bnr, 5297 pos_T *pos, 5298 int dir, 5299 int linewise, 5300 int *errornr) 5301 { 5302 qfline_T *qfp; 5303 5304 *errornr = 0; 5305 5306 // Find the first entry in this file 5307 qfp = qf_find_first_entry_in_buf(qfl, bnr, errornr); 5308 if (qfp == NULL) 5309 return NULL; // no entry in this file 5310 5311 if (dir == FORWARD) 5312 qfp = qf_find_entry_after_pos(bnr, pos, linewise, qfp, errornr); 5313 else 5314 qfp = qf_find_entry_before_pos(bnr, pos, linewise, qfp, errornr); 5315 5316 return qfp; 5317 } 5318 5319 /* 5320 * Get the nth quickfix entry below the specified entry. Searches forward in 5321 * the list. If linewise is TRUE, then treat multiple entries on a single line 5322 * as one. 5323 */ 5324 static void 5325 qf_get_nth_below_entry(qfline_T *entry, int n, int linewise, int *errornr) 5326 { 5327 while (n-- > 0 && !got_int) 5328 { 5329 qfline_T *first_entry = entry; 5330 int first_errornr = *errornr; 5331 5332 if (linewise) 5333 // Treat all the entries on the same line in this file as one 5334 entry = qf_find_last_entry_on_line(entry, errornr); 5335 5336 if (entry->qf_next == NULL 5337 || entry->qf_next->qf_fnum != entry->qf_fnum) 5338 { 5339 if (linewise) 5340 { 5341 // If multiple entries are on the same line, then use the first 5342 // entry 5343 entry = first_entry; 5344 *errornr = first_errornr; 5345 } 5346 break; 5347 } 5348 5349 entry = entry->qf_next; 5350 ++*errornr; 5351 } 5352 } 5353 5354 /* 5355 * Get the nth quickfix entry above the specified entry. Searches backwards in 5356 * the list. If linewise is TRUE, then treat multiple entries on a single line 5357 * as one. 5358 */ 5359 static void 5360 qf_get_nth_above_entry(qfline_T *entry, int n, int linewise, int *errornr) 5361 { 5362 while (n-- > 0 && !got_int) 5363 { 5364 if (entry->qf_prev == NULL 5365 || entry->qf_prev->qf_fnum != entry->qf_fnum) 5366 break; 5367 5368 entry = entry->qf_prev; 5369 --*errornr; 5370 5371 // If multiple entries are on the same line, then use the first entry 5372 if (linewise) 5373 entry = qf_find_first_entry_on_line(entry, errornr); 5374 } 5375 } 5376 5377 /* 5378 * Find the n'th quickfix entry adjacent to position 'pos' in buffer 'bnr' in 5379 * the specified direction. Returns the error number in the quickfix list or 0 5380 * if an entry is not found. 5381 */ 5382 static int 5383 qf_find_nth_adj_entry( 5384 qf_list_T *qfl, 5385 int bnr, 5386 pos_T *pos, 5387 int n, 5388 int dir, 5389 int linewise) 5390 { 5391 qfline_T *adj_entry; 5392 int errornr; 5393 5394 // Find an entry closest to the specified position 5395 adj_entry = qf_find_closest_entry(qfl, bnr, pos, dir, linewise, &errornr); 5396 if (adj_entry == NULL) 5397 return 0; 5398 5399 if (--n > 0) 5400 { 5401 // Go to the n'th entry in the current buffer 5402 if (dir == FORWARD) 5403 qf_get_nth_below_entry(adj_entry, n, linewise, &errornr); 5404 else 5405 qf_get_nth_above_entry(adj_entry, n, linewise, &errornr); 5406 } 5407 5408 return errornr; 5409 } 5410 5411 /* 5412 * Jump to a quickfix entry in the current file nearest to the current line or 5413 * current line/col. 5414 * ":cabove", ":cbelow", ":labove", ":lbelow", ":cafter", ":cbefore", 5415 * ":lafter" and ":lbefore" commands 5416 */ 5417 void 5418 ex_cbelow(exarg_T *eap) 5419 { 5420 qf_info_T *qi; 5421 qf_list_T *qfl; 5422 int dir; 5423 int buf_has_flag; 5424 int errornr = 0; 5425 pos_T pos; 5426 5427 if (eap->addr_count > 0 && eap->line2 <= 0) 5428 { 5429 emsg(_(e_invrange)); 5430 return; 5431 } 5432 5433 // Check whether the current buffer has any quickfix entries 5434 if (eap->cmdidx == CMD_cabove || eap->cmdidx == CMD_cbelow 5435 || eap->cmdidx == CMD_cbefore || eap->cmdidx == CMD_cafter) 5436 buf_has_flag = BUF_HAS_QF_ENTRY; 5437 else 5438 buf_has_flag = BUF_HAS_LL_ENTRY; 5439 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 5440 { 5441 emsg(_(e_quickfix)); 5442 return; 5443 } 5444 5445 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5446 return; 5447 5448 qfl = qf_get_curlist(qi); 5449 // check if the list has valid errors 5450 if (!qf_list_has_valid_entries(qfl)) 5451 { 5452 emsg(_(e_quickfix)); 5453 return; 5454 } 5455 5456 if (eap->cmdidx == CMD_cbelow 5457 || eap->cmdidx == CMD_lbelow 5458 || eap->cmdidx == CMD_cafter 5459 || eap->cmdidx == CMD_lafter) 5460 // Forward motion commands 5461 dir = FORWARD; 5462 else 5463 dir = BACKWARD; 5464 5465 pos = curwin->w_cursor; 5466 // A quickfix entry column number is 1 based whereas cursor column 5467 // number is 0 based. Adjust the column number. 5468 pos.col++; 5469 errornr = qf_find_nth_adj_entry(qfl, curbuf->b_fnum, &pos, 5470 eap->addr_count > 0 ? eap->line2 : 0, dir, 5471 eap->cmdidx == CMD_cbelow 5472 || eap->cmdidx == CMD_lbelow 5473 || eap->cmdidx == CMD_cabove 5474 || eap->cmdidx == CMD_labove); 5475 5476 if (errornr > 0) 5477 qf_jump(qi, 0, errornr, FALSE); 5478 else 5479 emsg(_(e_no_more_items)); 5480 } 5481 5482 /* 5483 * Return the autocmd name for the :cfile Ex commands 5484 */ 5485 static char_u * 5486 cfile_get_auname(cmdidx_T cmdidx) 5487 { 5488 switch (cmdidx) 5489 { 5490 case CMD_cfile: return (char_u *)"cfile"; 5491 case CMD_cgetfile: return (char_u *)"cgetfile"; 5492 case CMD_caddfile: return (char_u *)"caddfile"; 5493 case CMD_lfile: return (char_u *)"lfile"; 5494 case CMD_lgetfile: return (char_u *)"lgetfile"; 5495 case CMD_laddfile: return (char_u *)"laddfile"; 5496 default: return NULL; 5497 } 5498 } 5499 5500 /* 5501 * ":cfile"/":cgetfile"/":caddfile" commands. 5502 * ":lfile"/":lgetfile"/":laddfile" commands. 5503 */ 5504 void 5505 ex_cfile(exarg_T *eap) 5506 { 5507 char_u *enc = NULL; 5508 win_T *wp = NULL; 5509 qf_info_T *qi = &ql_info; 5510 char_u *au_name = NULL; 5511 int_u save_qfid = 0; // init for gcc 5512 int res; 5513 5514 au_name = cfile_get_auname(eap->cmdidx); 5515 if (au_name != NULL) 5516 apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, NULL, FALSE, curbuf); 5517 5518 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 5519 #ifdef FEAT_BROWSE 5520 if (cmdmod.browse) 5521 { 5522 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 5523 NULL, NULL, 5524 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 5525 if (browse_file == NULL) 5526 return; 5527 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 5528 vim_free(browse_file); 5529 } 5530 else 5531 #endif 5532 if (*eap->arg != NUL) 5533 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 5534 5535 if (is_loclist_cmd(eap->cmdidx)) 5536 wp = curwin; 5537 5538 incr_quickfix_busy(); 5539 5540 // This function is used by the :cfile, :cgetfile and :caddfile 5541 // commands. 5542 // :cfile always creates a new quickfix list and jumps to the 5543 // first error. 5544 // :cgetfile creates a new quickfix list but doesn't jump to the 5545 // first error. 5546 // :caddfile adds to an existing quickfix list. If there is no 5547 // quickfix list then a new list is created. 5548 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 5549 && eap->cmdidx != CMD_laddfile), 5550 qf_cmdtitle(*eap->cmdlinep), enc); 5551 if (wp != NULL) 5552 { 5553 qi = GET_LOC_LIST(wp); 5554 if (qi == NULL) 5555 { 5556 decr_quickfix_busy(); 5557 return; 5558 } 5559 } 5560 if (res >= 0) 5561 qf_list_changed(qf_get_curlist(qi)); 5562 save_qfid = qf_get_curlist(qi)->qf_id; 5563 if (au_name != NULL) 5564 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 5565 5566 // Jump to the first error for a new list and if autocmds didn't 5567 // free the list. 5568 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile) 5569 && qflist_valid(wp, save_qfid)) 5570 // display the first error 5571 qf_jump_first(qi, save_qfid, eap->forceit); 5572 5573 decr_quickfix_busy(); 5574 } 5575 5576 /* 5577 * Return the vimgrep autocmd name. 5578 */ 5579 static char_u * 5580 vgr_get_auname(cmdidx_T cmdidx) 5581 { 5582 switch (cmdidx) 5583 { 5584 case CMD_vimgrep: return (char_u *)"vimgrep"; 5585 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 5586 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 5587 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 5588 case CMD_grep: return (char_u *)"grep"; 5589 case CMD_lgrep: return (char_u *)"lgrep"; 5590 case CMD_grepadd: return (char_u *)"grepadd"; 5591 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 5592 default: return NULL; 5593 } 5594 } 5595 5596 /* 5597 * Initialize the regmatch used by vimgrep for pattern "s". 5598 */ 5599 static void 5600 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 5601 { 5602 // Get the search pattern: either white-separated or enclosed in // 5603 regmatch->regprog = NULL; 5604 5605 if (s == NULL || *s == NUL) 5606 { 5607 // Pattern is empty, use last search pattern. 5608 if (last_search_pat() == NULL) 5609 { 5610 emsg(_(e_noprevre)); 5611 return; 5612 } 5613 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 5614 } 5615 else 5616 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 5617 5618 regmatch->rmm_ic = p_ic; 5619 regmatch->rmm_maxcol = 0; 5620 } 5621 5622 /* 5623 * Display a file name when vimgrep is running. 5624 */ 5625 static void 5626 vgr_display_fname(char_u *fname) 5627 { 5628 char_u *p; 5629 5630 msg_start(); 5631 p = msg_strtrunc(fname, TRUE); 5632 if (p == NULL) 5633 msg_outtrans(fname); 5634 else 5635 { 5636 msg_outtrans(p); 5637 vim_free(p); 5638 } 5639 msg_clr_eos(); 5640 msg_didout = FALSE; // overwrite this message 5641 msg_nowait = TRUE; // don't wait for this message 5642 msg_col = 0; 5643 out_flush(); 5644 } 5645 5646 /* 5647 * Load a dummy buffer to search for a pattern using vimgrep. 5648 */ 5649 static buf_T * 5650 vgr_load_dummy_buf( 5651 char_u *fname, 5652 char_u *dirname_start, 5653 char_u *dirname_now) 5654 { 5655 int save_mls; 5656 #if defined(FEAT_SYN_HL) 5657 char_u *save_ei = NULL; 5658 #endif 5659 buf_T *buf; 5660 5661 #if defined(FEAT_SYN_HL) 5662 // Don't do Filetype autocommands to avoid loading syntax and 5663 // indent scripts, a great speed improvement. 5664 save_ei = au_event_disable(",Filetype"); 5665 #endif 5666 // Don't use modelines here, it's useless. 5667 save_mls = p_mls; 5668 p_mls = 0; 5669 5670 // Load file into a buffer, so that 'fileencoding' is detected, 5671 // autocommands applied, etc. 5672 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 5673 5674 p_mls = save_mls; 5675 #if defined(FEAT_SYN_HL) 5676 au_event_restore(save_ei); 5677 #endif 5678 5679 return buf; 5680 } 5681 5682 /* 5683 * Check whether a quickfix/location list is valid. Autocmds may remove or 5684 * change a quickfix list when vimgrep is running. If the list is not found, 5685 * create a new list. 5686 */ 5687 static int 5688 vgr_qflist_valid( 5689 win_T *wp, 5690 qf_info_T *qi, 5691 int_u qfid, 5692 char_u *title) 5693 { 5694 // Verify that the quickfix/location list was not freed by an autocmd 5695 if (!qflist_valid(wp, qfid)) 5696 { 5697 if (wp != NULL) 5698 { 5699 // An autocmd has freed the location list. 5700 emsg(_(e_loc_list_changed)); 5701 return FALSE; 5702 } 5703 else 5704 { 5705 // Quickfix list is not found, create a new one. 5706 qf_new_list(qi, title); 5707 return TRUE; 5708 } 5709 } 5710 5711 if (qf_restore_list(qi, qfid) == FAIL) 5712 return FALSE; 5713 5714 return TRUE; 5715 } 5716 5717 /* 5718 * Search for a pattern in all the lines in a buffer and add the matching lines 5719 * to a quickfix list. 5720 */ 5721 static int 5722 vgr_match_buflines( 5723 qf_list_T *qfl, 5724 char_u *fname, 5725 buf_T *buf, 5726 regmmatch_T *regmatch, 5727 long *tomatch, 5728 int duplicate_name, 5729 int flags) 5730 { 5731 int found_match = FALSE; 5732 long lnum; 5733 colnr_T col; 5734 5735 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && *tomatch > 0; ++lnum) 5736 { 5737 col = 0; 5738 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 5739 col, NULL, NULL) > 0) 5740 { 5741 // Pass the buffer number so that it gets used even for a 5742 // dummy buffer, unless duplicate_name is set, then the 5743 // buffer will be wiped out below. 5744 if (qf_add_entry(qfl, 5745 NULL, // dir 5746 fname, 5747 NULL, 5748 duplicate_name ? 0 : buf->b_fnum, 5749 ml_get_buf(buf, 5750 regmatch->startpos[0].lnum + lnum, FALSE), 5751 regmatch->startpos[0].lnum + lnum, 5752 regmatch->startpos[0].col + 1, 5753 FALSE, // vis_col 5754 NULL, // search pattern 5755 0, // nr 5756 0, // type 5757 TRUE // valid 5758 ) == QF_FAIL) 5759 { 5760 got_int = TRUE; 5761 break; 5762 } 5763 found_match = TRUE; 5764 if (--*tomatch == 0) 5765 break; 5766 if ((flags & VGR_GLOBAL) == 0 5767 || regmatch->endpos[0].lnum > 0) 5768 break; 5769 col = regmatch->endpos[0].col 5770 + (col == regmatch->endpos[0].col); 5771 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 5772 break; 5773 } 5774 line_breakcheck(); 5775 if (got_int) 5776 break; 5777 } 5778 5779 return found_match; 5780 } 5781 5782 /* 5783 * Jump to the first match and update the directory. 5784 */ 5785 static void 5786 vgr_jump_to_match( 5787 qf_info_T *qi, 5788 int forceit, 5789 int *redraw_for_dummy, 5790 buf_T *first_match_buf, 5791 char_u *target_dir) 5792 { 5793 buf_T *buf; 5794 5795 buf = curbuf; 5796 qf_jump(qi, 0, 0, forceit); 5797 if (buf != curbuf) 5798 // If we jumped to another buffer redrawing will already be 5799 // taken care of. 5800 *redraw_for_dummy = FALSE; 5801 5802 // Jump to the directory used after loading the buffer. 5803 if (curbuf == first_match_buf && target_dir != NULL) 5804 { 5805 exarg_T ea; 5806 5807 vim_memset(&ea, 0, sizeof(ea)); 5808 ea.arg = target_dir; 5809 ea.cmdidx = CMD_lcd; 5810 ex_cd(&ea); 5811 } 5812 } 5813 5814 /* 5815 * ":vimgrep {pattern} file(s)" 5816 * ":vimgrepadd {pattern} file(s)" 5817 * ":lvimgrep {pattern} file(s)" 5818 * ":lvimgrepadd {pattern} file(s)" 5819 */ 5820 void 5821 ex_vimgrep(exarg_T *eap) 5822 { 5823 regmmatch_T regmatch; 5824 int fcount; 5825 char_u **fnames; 5826 char_u *fname; 5827 char_u *title; 5828 char_u *s; 5829 char_u *p; 5830 int fi; 5831 qf_info_T *qi; 5832 qf_list_T *qfl; 5833 int_u save_qfid; 5834 win_T *wp = NULL; 5835 buf_T *buf; 5836 int duplicate_name = FALSE; 5837 int using_dummy; 5838 int redraw_for_dummy = FALSE; 5839 int found_match; 5840 buf_T *first_match_buf = NULL; 5841 time_t seconds = 0; 5842 aco_save_T aco; 5843 int flags = 0; 5844 long tomatch; 5845 char_u *dirname_start = NULL; 5846 char_u *dirname_now = NULL; 5847 char_u *target_dir = NULL; 5848 char_u *au_name = NULL; 5849 5850 au_name = vgr_get_auname(eap->cmdidx); 5851 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 5852 curbuf->b_fname, TRUE, curbuf)) 5853 { 5854 #ifdef FEAT_EVAL 5855 if (aborting()) 5856 return; 5857 #endif 5858 } 5859 5860 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 5861 if (qi == NULL) 5862 return; 5863 5864 if (eap->addr_count > 0) 5865 tomatch = eap->line2; 5866 else 5867 tomatch = MAXLNUM; 5868 5869 // Get the search pattern: either white-separated or enclosed in // 5870 regmatch.regprog = NULL; 5871 title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 5872 p = skip_vimgrep_pat(eap->arg, &s, &flags); 5873 if (p == NULL) 5874 { 5875 emsg(_(e_invalpat)); 5876 goto theend; 5877 } 5878 5879 vgr_init_regmatch(®match, s); 5880 if (regmatch.regprog == NULL) 5881 goto theend; 5882 5883 p = skipwhite(p); 5884 if (*p == NUL) 5885 { 5886 emsg(_("E683: File name missing or invalid pattern")); 5887 goto theend; 5888 } 5889 5890 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 5891 && eap->cmdidx != CMD_vimgrepadd 5892 && eap->cmdidx != CMD_lvimgrepadd) 5893 || qf_stack_empty(qi)) 5894 // make place for a new list 5895 qf_new_list(qi, title != NULL ? title : qf_cmdtitle(*eap->cmdlinep)); 5896 5897 // parse the list of arguments 5898 if (get_arglist_exp(p, &fcount, &fnames, TRUE) == FAIL) 5899 goto theend; 5900 if (fcount == 0) 5901 { 5902 emsg(_(e_nomatch)); 5903 goto theend; 5904 } 5905 5906 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 5907 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 5908 if (dirname_start == NULL || dirname_now == NULL) 5909 { 5910 FreeWild(fcount, fnames); 5911 goto theend; 5912 } 5913 5914 // Remember the current directory, because a BufRead autocommand that does 5915 // ":lcd %:p:h" changes the meaning of short path names. 5916 mch_dirname(dirname_start, MAXPATHL); 5917 5918 incr_quickfix_busy(); 5919 5920 // Remember the current quickfix list identifier, so that we can check for 5921 // autocommands changing the current quickfix list. 5922 save_qfid = qf_get_curlist(qi)->qf_id; 5923 5924 seconds = (time_t)0; 5925 for (fi = 0; fi < fcount && !got_int && tomatch > 0; ++fi) 5926 { 5927 fname = shorten_fname1(fnames[fi]); 5928 if (time(NULL) > seconds) 5929 { 5930 // Display the file name every second or so, show the user we are 5931 // working on it. 5932 seconds = time(NULL); 5933 vgr_display_fname(fname); 5934 } 5935 5936 buf = buflist_findname_exp(fnames[fi]); 5937 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 5938 { 5939 // Remember that a buffer with this name already exists. 5940 duplicate_name = (buf != NULL); 5941 using_dummy = TRUE; 5942 redraw_for_dummy = TRUE; 5943 5944 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 5945 } 5946 else 5947 // Use existing, loaded buffer. 5948 using_dummy = FALSE; 5949 5950 // Check whether the quickfix list is still valid. When loading a 5951 // buffer above, autocommands might have changed the quickfix list. 5952 if (!vgr_qflist_valid(wp, qi, save_qfid, qf_cmdtitle(*eap->cmdlinep))) 5953 { 5954 FreeWild(fcount, fnames); 5955 decr_quickfix_busy(); 5956 goto theend; 5957 } 5958 save_qfid = qf_get_curlist(qi)->qf_id; 5959 5960 if (buf == NULL) 5961 { 5962 if (!got_int) 5963 smsg(_("Cannot open file \"%s\""), fname); 5964 } 5965 else 5966 { 5967 // Try for a match in all lines of the buffer. 5968 // For ":1vimgrep" look for first match only. 5969 found_match = vgr_match_buflines(qf_get_curlist(qi), 5970 fname, buf, ®match, 5971 &tomatch, duplicate_name, flags); 5972 5973 if (using_dummy) 5974 { 5975 if (found_match && first_match_buf == NULL) 5976 first_match_buf = buf; 5977 if (duplicate_name) 5978 { 5979 // Never keep a dummy buffer if there is another buffer 5980 // with the same name. 5981 wipe_dummy_buffer(buf, dirname_start); 5982 buf = NULL; 5983 } 5984 else if (!cmdmod.hide 5985 || buf->b_p_bh[0] == 'u' // "unload" 5986 || buf->b_p_bh[0] == 'w' // "wipe" 5987 || buf->b_p_bh[0] == 'd') // "delete" 5988 { 5989 // When no match was found we don't need to remember the 5990 // buffer, wipe it out. If there was a match and it 5991 // wasn't the first one or we won't jump there: only 5992 // unload the buffer. 5993 // Ignore 'hidden' here, because it may lead to having too 5994 // many swap files. 5995 if (!found_match) 5996 { 5997 wipe_dummy_buffer(buf, dirname_start); 5998 buf = NULL; 5999 } 6000 else if (buf != first_match_buf || (flags & VGR_NOJUMP)) 6001 { 6002 unload_dummy_buffer(buf, dirname_start); 6003 // Keeping the buffer, remove the dummy flag. 6004 buf->b_flags &= ~BF_DUMMY; 6005 buf = NULL; 6006 } 6007 } 6008 6009 if (buf != NULL) 6010 { 6011 // Keeping the buffer, remove the dummy flag. 6012 buf->b_flags &= ~BF_DUMMY; 6013 6014 // If the buffer is still loaded we need to use the 6015 // directory we jumped to below. 6016 if (buf == first_match_buf 6017 && target_dir == NULL 6018 && STRCMP(dirname_start, dirname_now) != 0) 6019 target_dir = vim_strsave(dirname_now); 6020 6021 // The buffer is still loaded, the Filetype autocommands 6022 // need to be done now, in that buffer. And the modelines 6023 // need to be done (again). But not the window-local 6024 // options! 6025 aucmd_prepbuf(&aco, buf); 6026 #if defined(FEAT_SYN_HL) 6027 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 6028 buf->b_fname, TRUE, buf); 6029 #endif 6030 do_modelines(OPT_NOWIN); 6031 aucmd_restbuf(&aco); 6032 } 6033 } 6034 } 6035 } 6036 6037 FreeWild(fcount, fnames); 6038 6039 qfl = qf_get_curlist(qi); 6040 qfl->qf_nonevalid = FALSE; 6041 qfl->qf_ptr = qfl->qf_start; 6042 qfl->qf_index = 1; 6043 qf_list_changed(qfl); 6044 6045 qf_update_buffer(qi, NULL); 6046 6047 if (au_name != NULL) 6048 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6049 curbuf->b_fname, TRUE, curbuf); 6050 // The QuickFixCmdPost autocmd may free the quickfix list. Check the list 6051 // is still valid. 6052 if (!qflist_valid(wp, save_qfid) 6053 || qf_restore_list(qi, save_qfid) == FAIL) 6054 { 6055 decr_quickfix_busy(); 6056 goto theend; 6057 } 6058 6059 // Jump to first match. 6060 if (!qf_list_empty(qf_get_curlist(qi))) 6061 { 6062 if ((flags & VGR_NOJUMP) == 0) 6063 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 6064 first_match_buf, target_dir); 6065 } 6066 else 6067 semsg(_(e_nomatch2), s); 6068 6069 decr_quickfix_busy(); 6070 6071 // If we loaded a dummy buffer into the current window, the autocommands 6072 // may have messed up things, need to redraw and recompute folds. 6073 if (redraw_for_dummy) 6074 { 6075 #ifdef FEAT_FOLDING 6076 foldUpdateAll(curwin); 6077 #else 6078 redraw_later(NOT_VALID); 6079 #endif 6080 } 6081 6082 theend: 6083 vim_free(title); 6084 vim_free(dirname_now); 6085 vim_free(dirname_start); 6086 vim_free(target_dir); 6087 vim_regfree(regmatch.regprog); 6088 } 6089 6090 /* 6091 * Restore current working directory to "dirname_start" if they differ, taking 6092 * into account whether it is set locally or globally. 6093 */ 6094 static void 6095 restore_start_dir(char_u *dirname_start) 6096 { 6097 char_u *dirname_now = alloc(MAXPATHL); 6098 6099 if (NULL != dirname_now) 6100 { 6101 mch_dirname(dirname_now, MAXPATHL); 6102 if (STRCMP(dirname_start, dirname_now) != 0) 6103 { 6104 // If the directory has changed, change it back by building up an 6105 // appropriate ex command and executing it. 6106 exarg_T ea; 6107 6108 vim_memset(&ea, 0, sizeof(ea)); 6109 ea.arg = dirname_start; 6110 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 6111 ex_cd(&ea); 6112 } 6113 vim_free(dirname_now); 6114 } 6115 } 6116 6117 /* 6118 * Load file "fname" into a dummy buffer and return the buffer pointer, 6119 * placing the directory resulting from the buffer load into the 6120 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 6121 * prior to calling this function. Restores directory to "dirname_start" prior 6122 * to returning, if autocmds or the 'autochdir' option have changed it. 6123 * 6124 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 6125 * or wipe_dummy_buffer() later! 6126 * 6127 * Returns NULL if it fails. 6128 */ 6129 static buf_T * 6130 load_dummy_buffer( 6131 char_u *fname, 6132 char_u *dirname_start, // in: old directory 6133 char_u *resulting_dir) // out: new directory 6134 { 6135 buf_T *newbuf; 6136 bufref_T newbufref; 6137 bufref_T newbuf_to_wipe; 6138 int failed = TRUE; 6139 aco_save_T aco; 6140 int readfile_result; 6141 6142 // Allocate a buffer without putting it in the buffer list. 6143 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 6144 if (newbuf == NULL) 6145 return NULL; 6146 set_bufref(&newbufref, newbuf); 6147 6148 // Init the options. 6149 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 6150 6151 // need to open the memfile before putting the buffer in a window 6152 if (ml_open(newbuf) == OK) 6153 { 6154 // Make sure this buffer isn't wiped out by autocommands. 6155 ++newbuf->b_locked; 6156 6157 // set curwin/curbuf to buf and save a few things 6158 aucmd_prepbuf(&aco, newbuf); 6159 6160 // Need to set the filename for autocommands. 6161 (void)setfname(curbuf, fname, NULL, FALSE); 6162 6163 // Create swap file now to avoid the ATTENTION message. 6164 check_need_swap(TRUE); 6165 6166 // Remove the "dummy" flag, otherwise autocommands may not 6167 // work. 6168 curbuf->b_flags &= ~BF_DUMMY; 6169 6170 newbuf_to_wipe.br_buf = NULL; 6171 readfile_result = readfile(fname, NULL, 6172 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 6173 NULL, READ_NEW | READ_DUMMY); 6174 --newbuf->b_locked; 6175 if (readfile_result == OK 6176 && !got_int 6177 && !(curbuf->b_flags & BF_NEW)) 6178 { 6179 failed = FALSE; 6180 if (curbuf != newbuf) 6181 { 6182 // Bloody autocommands changed the buffer! Can happen when 6183 // using netrw and editing a remote file. Use the current 6184 // buffer instead, delete the dummy one after restoring the 6185 // window stuff. 6186 set_bufref(&newbuf_to_wipe, newbuf); 6187 newbuf = curbuf; 6188 } 6189 } 6190 6191 // restore curwin/curbuf and a few other things 6192 aucmd_restbuf(&aco); 6193 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 6194 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 6195 6196 // Add back the "dummy" flag, otherwise buflist_findname_stat() won't 6197 // skip it. 6198 newbuf->b_flags |= BF_DUMMY; 6199 } 6200 6201 // When autocommands/'autochdir' option changed directory: go back. 6202 // Let the caller know what the resulting dir was first, in case it is 6203 // important. 6204 mch_dirname(resulting_dir, MAXPATHL); 6205 restore_start_dir(dirname_start); 6206 6207 if (!bufref_valid(&newbufref)) 6208 return NULL; 6209 if (failed) 6210 { 6211 wipe_dummy_buffer(newbuf, dirname_start); 6212 return NULL; 6213 } 6214 return newbuf; 6215 } 6216 6217 /* 6218 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 6219 * directory to "dirname_start" prior to returning, if autocmds or the 6220 * 'autochdir' option have changed it. 6221 */ 6222 static void 6223 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 6224 { 6225 if (curbuf != buf) // safety check 6226 { 6227 #if defined(FEAT_EVAL) 6228 cleanup_T cs; 6229 6230 // Reset the error/interrupt/exception state here so that aborting() 6231 // returns FALSE when wiping out the buffer. Otherwise it doesn't 6232 // work when got_int is set. 6233 enter_cleanup(&cs); 6234 #endif 6235 6236 wipe_buffer(buf, FALSE); 6237 6238 #if defined(FEAT_EVAL) 6239 // Restore the error/interrupt/exception state if not discarded by a 6240 // new aborting error, interrupt, or uncaught exception. 6241 leave_cleanup(&cs); 6242 #endif 6243 // When autocommands/'autochdir' option changed directory: go back. 6244 restore_start_dir(dirname_start); 6245 } 6246 } 6247 6248 /* 6249 * Unload the dummy buffer that load_dummy_buffer() created. Restores 6250 * directory to "dirname_start" prior to returning, if autocmds or the 6251 * 'autochdir' option have changed it. 6252 */ 6253 static void 6254 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 6255 { 6256 if (curbuf != buf) // safety check 6257 { 6258 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE); 6259 6260 // When autocommands/'autochdir' option changed directory: go back. 6261 restore_start_dir(dirname_start); 6262 } 6263 } 6264 6265 #if defined(FEAT_EVAL) || defined(PROTO) 6266 /* 6267 * Copy the specified quickfix entry items into a new dict and appened the dict 6268 * to 'list'. Returns OK on success. 6269 */ 6270 static int 6271 get_qfline_items(qfline_T *qfp, list_T *list) 6272 { 6273 int bufnum; 6274 dict_T *dict; 6275 char_u buf[2]; 6276 6277 // Handle entries with a non-existing buffer number. 6278 bufnum = qfp->qf_fnum; 6279 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6280 bufnum = 0; 6281 6282 if ((dict = dict_alloc()) == NULL) 6283 return FAIL; 6284 if (list_append_dict(list, dict) == FAIL) 6285 return FAIL; 6286 6287 buf[0] = qfp->qf_type; 6288 buf[1] = NUL; 6289 if (dict_add_number(dict, "bufnr", (long)bufnum) == FAIL 6290 || dict_add_number(dict, "lnum", (long)qfp->qf_lnum) == FAIL 6291 || dict_add_number(dict, "col", (long)qfp->qf_col) == FAIL 6292 || dict_add_number(dict, "vcol", (long)qfp->qf_viscol) == FAIL 6293 || dict_add_number(dict, "nr", (long)qfp->qf_nr) == FAIL 6294 || dict_add_string(dict, "module", qfp->qf_module) == FAIL 6295 || dict_add_string(dict, "pattern", qfp->qf_pattern) == FAIL 6296 || dict_add_string(dict, "text", qfp->qf_text) == FAIL 6297 || dict_add_string(dict, "type", buf) == FAIL 6298 || dict_add_number(dict, "valid", (long)qfp->qf_valid) == FAIL) 6299 return FAIL; 6300 6301 return OK; 6302 } 6303 6304 /* 6305 * Add each quickfix error to list "list" as a dictionary. 6306 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 6307 */ 6308 int 6309 get_errorlist(qf_info_T *qi_arg, win_T *wp, int qf_idx, list_T *list) 6310 { 6311 qf_info_T *qi = qi_arg; 6312 qf_list_T *qfl; 6313 qfline_T *qfp; 6314 int i; 6315 6316 if (qi == NULL) 6317 { 6318 qi = &ql_info; 6319 if (wp != NULL) 6320 { 6321 qi = GET_LOC_LIST(wp); 6322 if (qi == NULL) 6323 return FAIL; 6324 } 6325 } 6326 6327 if (qf_idx == INVALID_QFIDX) 6328 qf_idx = qi->qf_curlist; 6329 6330 if (qf_idx >= qi->qf_listcount) 6331 return FAIL; 6332 6333 qfl = qf_get_list(qi, qf_idx); 6334 if (qf_list_empty(qfl)) 6335 return FAIL; 6336 6337 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 6338 { 6339 if (get_qfline_items(qfp, list) == FAIL) 6340 return FAIL; 6341 } 6342 6343 return OK; 6344 } 6345 6346 // Flags used by getqflist()/getloclist() to determine which fields to return. 6347 enum { 6348 QF_GETLIST_NONE = 0x0, 6349 QF_GETLIST_TITLE = 0x1, 6350 QF_GETLIST_ITEMS = 0x2, 6351 QF_GETLIST_NR = 0x4, 6352 QF_GETLIST_WINID = 0x8, 6353 QF_GETLIST_CONTEXT = 0x10, 6354 QF_GETLIST_ID = 0x20, 6355 QF_GETLIST_IDX = 0x40, 6356 QF_GETLIST_SIZE = 0x80, 6357 QF_GETLIST_TICK = 0x100, 6358 QF_GETLIST_FILEWINID = 0x200, 6359 QF_GETLIST_QFBUFNR = 0x400, 6360 QF_GETLIST_ALL = 0x7FF, 6361 }; 6362 6363 /* 6364 * Parse text from 'di' and return the quickfix list items. 6365 * Existing quickfix lists are not modified. 6366 */ 6367 static int 6368 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 6369 { 6370 int status = FAIL; 6371 qf_info_T *qi; 6372 char_u *errorformat = p_efm; 6373 dictitem_T *efm_di; 6374 list_T *l; 6375 6376 // Only a List value is supported 6377 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 6378 { 6379 // If errorformat is supplied then use it, otherwise use the 'efm' 6380 // option setting 6381 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 6382 { 6383 if (efm_di->di_tv.v_type != VAR_STRING || 6384 efm_di->di_tv.vval.v_string == NULL) 6385 return FAIL; 6386 errorformat = efm_di->di_tv.vval.v_string; 6387 } 6388 6389 l = list_alloc(); 6390 if (l == NULL) 6391 return FAIL; 6392 6393 qi = qf_alloc_stack(QFLT_INTERNAL); 6394 if (qi != NULL) 6395 { 6396 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 6397 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 6398 { 6399 (void)get_errorlist(qi, NULL, 0, l); 6400 qf_free(&qi->qf_lists[0]); 6401 } 6402 free(qi); 6403 } 6404 dict_add_list(retdict, "items", l); 6405 status = OK; 6406 } 6407 6408 return status; 6409 } 6410 6411 /* 6412 * Return the quickfix/location list window identifier in the current tabpage. 6413 */ 6414 static int 6415 qf_winid(qf_info_T *qi) 6416 { 6417 win_T *win; 6418 6419 // The quickfix window can be opened even if the quickfix list is not set 6420 // using ":copen". This is not true for location lists. 6421 if (qi == NULL) 6422 return 0; 6423 win = qf_find_win(qi); 6424 if (win != NULL) 6425 return win->w_id; 6426 return 0; 6427 } 6428 6429 /* 6430 * Returns the number of the buffer displayed in the quickfix/location list 6431 * window. If there is no buffer associated with the list, then returns 0. 6432 */ 6433 static int 6434 qf_getprop_qfbufnr(qf_info_T *qi, dict_T *retdict) 6435 { 6436 return dict_add_number(retdict, "qfbufnr", 6437 (qi == NULL) ? 0 : qi->qf_bufnr); 6438 } 6439 6440 /* 6441 * Convert the keys in 'what' to quickfix list property flags. 6442 */ 6443 static int 6444 qf_getprop_keys2flags(dict_T *what, int loclist) 6445 { 6446 int flags = QF_GETLIST_NONE; 6447 6448 if (dict_find(what, (char_u *)"all", -1) != NULL) 6449 { 6450 flags |= QF_GETLIST_ALL; 6451 if (!loclist) 6452 // File window ID is applicable only to location list windows 6453 flags &= ~ QF_GETLIST_FILEWINID; 6454 } 6455 6456 if (dict_find(what, (char_u *)"title", -1) != NULL) 6457 flags |= QF_GETLIST_TITLE; 6458 6459 if (dict_find(what, (char_u *)"nr", -1) != NULL) 6460 flags |= QF_GETLIST_NR; 6461 6462 if (dict_find(what, (char_u *)"winid", -1) != NULL) 6463 flags |= QF_GETLIST_WINID; 6464 6465 if (dict_find(what, (char_u *)"context", -1) != NULL) 6466 flags |= QF_GETLIST_CONTEXT; 6467 6468 if (dict_find(what, (char_u *)"id", -1) != NULL) 6469 flags |= QF_GETLIST_ID; 6470 6471 if (dict_find(what, (char_u *)"items", -1) != NULL) 6472 flags |= QF_GETLIST_ITEMS; 6473 6474 if (dict_find(what, (char_u *)"idx", -1) != NULL) 6475 flags |= QF_GETLIST_IDX; 6476 6477 if (dict_find(what, (char_u *)"size", -1) != NULL) 6478 flags |= QF_GETLIST_SIZE; 6479 6480 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 6481 flags |= QF_GETLIST_TICK; 6482 6483 if (loclist && dict_find(what, (char_u *)"filewinid", -1) != NULL) 6484 flags |= QF_GETLIST_FILEWINID; 6485 6486 if (dict_find(what, (char_u *)"qfbufnr", -1) != NULL) 6487 flags |= QF_GETLIST_QFBUFNR; 6488 6489 return flags; 6490 } 6491 6492 /* 6493 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 6494 * If 'nr' and 'id' are not present in 'what' then return the current 6495 * quickfix list index. 6496 * If 'nr' is zero then return the current quickfix list index. 6497 * If 'nr' is '$' then return the last quickfix list index. 6498 * If 'id' is present then return the index of the quickfix list with that id. 6499 * If 'id' is zero then return the quickfix list index specified by 'nr'. 6500 * Return -1, if quickfix list is not present or if the stack is empty. 6501 */ 6502 static int 6503 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 6504 { 6505 int qf_idx; 6506 dictitem_T *di; 6507 6508 qf_idx = qi->qf_curlist; // default is the current list 6509 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6510 { 6511 // Use the specified quickfix/location list 6512 if (di->di_tv.v_type == VAR_NUMBER) 6513 { 6514 // for zero use the current list 6515 if (di->di_tv.vval.v_number != 0) 6516 { 6517 qf_idx = di->di_tv.vval.v_number - 1; 6518 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6519 qf_idx = INVALID_QFIDX; 6520 } 6521 } 6522 else if (di->di_tv.v_type == VAR_STRING 6523 && di->di_tv.vval.v_string != NULL 6524 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6525 // Get the last quickfix list number 6526 qf_idx = qi->qf_listcount - 1; 6527 else 6528 qf_idx = INVALID_QFIDX; 6529 } 6530 6531 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 6532 { 6533 // Look for a list with the specified id 6534 if (di->di_tv.v_type == VAR_NUMBER) 6535 { 6536 // For zero, use the current list or the list specified by 'nr' 6537 if (di->di_tv.vval.v_number != 0) 6538 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 6539 } 6540 else 6541 qf_idx = INVALID_QFIDX; 6542 } 6543 6544 return qf_idx; 6545 } 6546 6547 /* 6548 * Return default values for quickfix list properties in retdict. 6549 */ 6550 static int 6551 qf_getprop_defaults(qf_info_T *qi, int flags, int locstack, dict_T *retdict) 6552 { 6553 int status = OK; 6554 6555 if (flags & QF_GETLIST_TITLE) 6556 status = dict_add_string(retdict, "title", (char_u *)""); 6557 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6558 { 6559 list_T *l = list_alloc(); 6560 if (l != NULL) 6561 status = dict_add_list(retdict, "items", l); 6562 else 6563 status = FAIL; 6564 } 6565 if ((status == OK) && (flags & QF_GETLIST_NR)) 6566 status = dict_add_number(retdict, "nr", 0); 6567 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6568 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6569 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6570 status = dict_add_string(retdict, "context", (char_u *)""); 6571 if ((status == OK) && (flags & QF_GETLIST_ID)) 6572 status = dict_add_number(retdict, "id", 0); 6573 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6574 status = dict_add_number(retdict, "idx", 0); 6575 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6576 status = dict_add_number(retdict, "size", 0); 6577 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6578 status = dict_add_number(retdict, "changedtick", 0); 6579 if ((status == OK) && locstack && (flags & QF_GETLIST_FILEWINID)) 6580 status = dict_add_number(retdict, "filewinid", 0); 6581 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 6582 status = qf_getprop_qfbufnr(qi, retdict); 6583 6584 return status; 6585 } 6586 6587 /* 6588 * Return the quickfix list title as 'title' in retdict 6589 */ 6590 static int 6591 qf_getprop_title(qf_list_T *qfl, dict_T *retdict) 6592 { 6593 return dict_add_string(retdict, "title", qfl->qf_title); 6594 } 6595 6596 /* 6597 * Returns the identifier of the window used to display files from a location 6598 * list. If there is no associated window, then returns 0. Useful only when 6599 * called from a location list window. 6600 */ 6601 static int 6602 qf_getprop_filewinid(win_T *wp, qf_info_T *qi, dict_T *retdict) 6603 { 6604 int winid = 0; 6605 6606 if (wp != NULL && IS_LL_WINDOW(wp)) 6607 { 6608 win_T *ll_wp = qf_find_win_with_loclist(qi); 6609 if (ll_wp != NULL) 6610 winid = ll_wp->w_id; 6611 } 6612 6613 return dict_add_number(retdict, "filewinid", winid); 6614 } 6615 6616 /* 6617 * Return the quickfix list items/entries as 'items' in retdict 6618 */ 6619 static int 6620 qf_getprop_items(qf_info_T *qi, int qf_idx, dict_T *retdict) 6621 { 6622 int status = OK; 6623 list_T *l = list_alloc(); 6624 if (l != NULL) 6625 { 6626 (void)get_errorlist(qi, NULL, qf_idx, l); 6627 dict_add_list(retdict, "items", l); 6628 } 6629 else 6630 status = FAIL; 6631 6632 return status; 6633 } 6634 6635 /* 6636 * Return the quickfix list context (if any) as 'context' in retdict. 6637 */ 6638 static int 6639 qf_getprop_ctx(qf_list_T *qfl, dict_T *retdict) 6640 { 6641 int status; 6642 dictitem_T *di; 6643 6644 if (qfl->qf_ctx != NULL) 6645 { 6646 di = dictitem_alloc((char_u *)"context"); 6647 if (di != NULL) 6648 { 6649 copy_tv(qfl->qf_ctx, &di->di_tv); 6650 status = dict_add(retdict, di); 6651 if (status == FAIL) 6652 dictitem_free(di); 6653 } 6654 else 6655 status = FAIL; 6656 } 6657 else 6658 status = dict_add_string(retdict, "context", (char_u *)""); 6659 6660 return status; 6661 } 6662 6663 /* 6664 * Return the current quickfix list index as 'idx' in retdict 6665 */ 6666 static int 6667 qf_getprop_idx(qf_list_T *qfl, dict_T *retdict) 6668 { 6669 int curidx = qfl->qf_index; 6670 if (qf_list_empty(qfl)) 6671 // For empty lists, current index is set to 0 6672 curidx = 0; 6673 return dict_add_number(retdict, "idx", curidx); 6674 } 6675 6676 /* 6677 * Return quickfix/location list details (title) as a 6678 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 6679 * then current list is used. Otherwise the specified list is used. 6680 */ 6681 int 6682 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 6683 { 6684 qf_info_T *qi = &ql_info; 6685 qf_list_T *qfl; 6686 int status = OK; 6687 int qf_idx = INVALID_QFIDX; 6688 dictitem_T *di; 6689 int flags = QF_GETLIST_NONE; 6690 6691 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 6692 return qf_get_list_from_lines(what, di, retdict); 6693 6694 if (wp != NULL) 6695 qi = GET_LOC_LIST(wp); 6696 6697 flags = qf_getprop_keys2flags(what, (wp != NULL)); 6698 6699 if (!qf_stack_empty(qi)) 6700 qf_idx = qf_getprop_qfidx(qi, what); 6701 6702 // List is not present or is empty 6703 if (qf_stack_empty(qi) || qf_idx == INVALID_QFIDX) 6704 return qf_getprop_defaults(qi, flags, wp != NULL, retdict); 6705 6706 qfl = qf_get_list(qi, qf_idx); 6707 6708 if (flags & QF_GETLIST_TITLE) 6709 status = qf_getprop_title(qfl, retdict); 6710 if ((status == OK) && (flags & QF_GETLIST_NR)) 6711 status = dict_add_number(retdict, "nr", qf_idx + 1); 6712 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6713 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6714 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6715 status = qf_getprop_items(qi, qf_idx, retdict); 6716 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6717 status = qf_getprop_ctx(qfl, retdict); 6718 if ((status == OK) && (flags & QF_GETLIST_ID)) 6719 status = dict_add_number(retdict, "id", qfl->qf_id); 6720 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6721 status = qf_getprop_idx(qfl, retdict); 6722 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6723 status = dict_add_number(retdict, "size", qfl->qf_count); 6724 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6725 status = dict_add_number(retdict, "changedtick", qfl->qf_changedtick); 6726 if ((status == OK) && (wp != NULL) && (flags & QF_GETLIST_FILEWINID)) 6727 status = qf_getprop_filewinid(wp, qi, retdict); 6728 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 6729 status = qf_getprop_qfbufnr(qi, retdict); 6730 6731 return status; 6732 } 6733 6734 /* 6735 * Add a new quickfix entry to list at 'qf_idx' in the stack 'qi' from the 6736 * items in the dict 'd'. If it is a valid error entry, then set 'valid_entry' 6737 * to TRUE. 6738 */ 6739 static int 6740 qf_add_entry_from_dict( 6741 qf_list_T *qfl, 6742 dict_T *d, 6743 int first_entry, 6744 int *valid_entry) 6745 { 6746 static int did_bufnr_emsg; 6747 char_u *filename, *module, *pattern, *text, *type; 6748 int bufnum, valid, status, col, vcol, nr; 6749 long lnum; 6750 6751 if (first_entry) 6752 did_bufnr_emsg = FALSE; 6753 6754 filename = dict_get_string(d, (char_u *)"filename", TRUE); 6755 module = dict_get_string(d, (char_u *)"module", TRUE); 6756 bufnum = (int)dict_get_number(d, (char_u *)"bufnr"); 6757 lnum = (int)dict_get_number(d, (char_u *)"lnum"); 6758 col = (int)dict_get_number(d, (char_u *)"col"); 6759 vcol = (int)dict_get_number(d, (char_u *)"vcol"); 6760 nr = (int)dict_get_number(d, (char_u *)"nr"); 6761 type = dict_get_string(d, (char_u *)"type", TRUE); 6762 pattern = dict_get_string(d, (char_u *)"pattern", TRUE); 6763 text = dict_get_string(d, (char_u *)"text", TRUE); 6764 if (text == NULL) 6765 text = vim_strsave((char_u *)""); 6766 6767 valid = TRUE; 6768 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 6769 valid = FALSE; 6770 6771 // Mark entries with non-existing buffer number as not valid. Give the 6772 // error message only once. 6773 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6774 { 6775 if (!did_bufnr_emsg) 6776 { 6777 did_bufnr_emsg = TRUE; 6778 semsg(_("E92: Buffer %d not found"), bufnum); 6779 } 6780 valid = FALSE; 6781 bufnum = 0; 6782 } 6783 6784 // If the 'valid' field is present it overrules the detected value. 6785 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 6786 valid = (int)dict_get_number(d, (char_u *)"valid"); 6787 6788 status = qf_add_entry(qfl, 6789 NULL, // dir 6790 filename, 6791 module, 6792 bufnum, 6793 text, 6794 lnum, 6795 col, 6796 vcol, // vis_col 6797 pattern, // search pattern 6798 nr, 6799 type == NULL ? NUL : *type, 6800 valid); 6801 6802 vim_free(filename); 6803 vim_free(module); 6804 vim_free(pattern); 6805 vim_free(text); 6806 vim_free(type); 6807 6808 if (valid) 6809 *valid_entry = TRUE; 6810 6811 return status; 6812 } 6813 6814 /* 6815 * Add list of entries to quickfix/location list. Each list entry is 6816 * a dictionary with item information. 6817 */ 6818 static int 6819 qf_add_entries( 6820 qf_info_T *qi, 6821 int qf_idx, 6822 list_T *list, 6823 char_u *title, 6824 int action) 6825 { 6826 qf_list_T *qfl = qf_get_list(qi, qf_idx); 6827 listitem_T *li; 6828 dict_T *d; 6829 qfline_T *old_last = NULL; 6830 int retval = OK; 6831 int valid_entry = FALSE; 6832 6833 if (action == ' ' || qf_idx == qi->qf_listcount) 6834 { 6835 // make place for a new list 6836 qf_new_list(qi, title); 6837 qf_idx = qi->qf_curlist; 6838 qfl = qf_get_list(qi, qf_idx); 6839 } 6840 else if (action == 'a' && !qf_list_empty(qfl)) 6841 // Adding to existing list, use last entry. 6842 old_last = qfl->qf_last; 6843 else if (action == 'r') 6844 { 6845 qf_free_items(qfl); 6846 qf_store_title(qfl, title); 6847 } 6848 6849 for (li = list->lv_first; li != NULL; li = li->li_next) 6850 { 6851 if (li->li_tv.v_type != VAR_DICT) 6852 continue; // Skip non-dict items 6853 6854 d = li->li_tv.vval.v_dict; 6855 if (d == NULL) 6856 continue; 6857 6858 retval = qf_add_entry_from_dict(qfl, d, li == list->lv_first, 6859 &valid_entry); 6860 if (retval == QF_FAIL) 6861 break; 6862 } 6863 6864 // Check if any valid error entries are added to the list. 6865 if (valid_entry) 6866 qfl->qf_nonevalid = FALSE; 6867 else if (qfl->qf_index == 0) 6868 // no valid entry 6869 qfl->qf_nonevalid = TRUE; 6870 6871 // If not appending to the list, set the current error to the first entry 6872 if (action != 'a') 6873 qfl->qf_ptr = qfl->qf_start; 6874 6875 // Update the current error index if not appending to the list or if the 6876 // list was empty before and it is not empty now. 6877 if ((action != 'a' || qfl->qf_index == 0) && !qf_list_empty(qfl)) 6878 qfl->qf_index = 1; 6879 6880 // Don't update the cursor in quickfix window when appending entries 6881 qf_update_buffer(qi, old_last); 6882 6883 return retval; 6884 } 6885 6886 /* 6887 * Get the quickfix list index from 'nr' or 'id' 6888 */ 6889 static int 6890 qf_setprop_get_qfidx( 6891 qf_info_T *qi, 6892 dict_T *what, 6893 int action, 6894 int *newlist) 6895 { 6896 dictitem_T *di; 6897 int qf_idx = qi->qf_curlist; // default is the current list 6898 6899 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6900 { 6901 // Use the specified quickfix/location list 6902 if (di->di_tv.v_type == VAR_NUMBER) 6903 { 6904 // for zero use the current list 6905 if (di->di_tv.vval.v_number != 0) 6906 qf_idx = di->di_tv.vval.v_number - 1; 6907 6908 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 6909 { 6910 // When creating a new list, accept qf_idx pointing to the next 6911 // non-available list and add the new list at the end of the 6912 // stack. 6913 *newlist = TRUE; 6914 qf_idx = qf_stack_empty(qi) ? 0 : qi->qf_listcount - 1; 6915 } 6916 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6917 return INVALID_QFIDX; 6918 else if (action != ' ') 6919 *newlist = FALSE; // use the specified list 6920 } 6921 else if (di->di_tv.v_type == VAR_STRING 6922 && di->di_tv.vval.v_string != NULL 6923 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6924 { 6925 if (!qf_stack_empty(qi)) 6926 qf_idx = qi->qf_listcount - 1; 6927 else if (*newlist) 6928 qf_idx = 0; 6929 else 6930 return INVALID_QFIDX; 6931 } 6932 else 6933 return INVALID_QFIDX; 6934 } 6935 6936 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 6937 { 6938 // Use the quickfix/location list with the specified id 6939 if (di->di_tv.v_type != VAR_NUMBER) 6940 return INVALID_QFIDX; 6941 6942 return qf_id2nr(qi, di->di_tv.vval.v_number); 6943 } 6944 6945 return qf_idx; 6946 } 6947 6948 /* 6949 * Set the quickfix list title. 6950 */ 6951 static int 6952 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 6953 { 6954 qf_list_T *qfl = qf_get_list(qi, qf_idx); 6955 6956 if (di->di_tv.v_type != VAR_STRING) 6957 return FAIL; 6958 6959 vim_free(qfl->qf_title); 6960 qfl->qf_title = dict_get_string(what, (char_u *)"title", TRUE); 6961 if (qf_idx == qi->qf_curlist) 6962 qf_update_win_titlevar(qi); 6963 6964 return OK; 6965 } 6966 6967 /* 6968 * Set quickfix list items/entries. 6969 */ 6970 static int 6971 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 6972 { 6973 int retval = FAIL; 6974 char_u *title_save; 6975 6976 if (di->di_tv.v_type != VAR_LIST) 6977 return FAIL; 6978 6979 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 6980 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 6981 title_save, action == ' ' ? 'a' : action); 6982 vim_free(title_save); 6983 6984 return retval; 6985 } 6986 6987 /* 6988 * Set quickfix list items/entries from a list of lines. 6989 */ 6990 static int 6991 qf_setprop_items_from_lines( 6992 qf_info_T *qi, 6993 int qf_idx, 6994 dict_T *what, 6995 dictitem_T *di, 6996 int action) 6997 { 6998 char_u *errorformat = p_efm; 6999 dictitem_T *efm_di; 7000 int retval = FAIL; 7001 7002 // Use the user supplied errorformat settings (if present) 7003 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 7004 { 7005 if (efm_di->di_tv.v_type != VAR_STRING || 7006 efm_di->di_tv.vval.v_string == NULL) 7007 return FAIL; 7008 errorformat = efm_di->di_tv.vval.v_string; 7009 } 7010 7011 // Only a List value is supported 7012 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 7013 return FAIL; 7014 7015 if (action == 'r') 7016 qf_free_items(&qi->qf_lists[qf_idx]); 7017 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 7018 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 7019 retval = OK; 7020 7021 return retval; 7022 } 7023 7024 /* 7025 * Set quickfix list context. 7026 */ 7027 static int 7028 qf_setprop_context(qf_list_T *qfl, dictitem_T *di) 7029 { 7030 typval_T *ctx; 7031 7032 free_tv(qfl->qf_ctx); 7033 ctx = alloc_tv(); 7034 if (ctx != NULL) 7035 copy_tv(&di->di_tv, ctx); 7036 qfl->qf_ctx = ctx; 7037 7038 return OK; 7039 } 7040 7041 /* 7042 * Set the current index in the specified quickfix list 7043 */ 7044 static int 7045 qf_setprop_curidx(qf_info_T *qi, qf_list_T *qfl, dictitem_T *di) 7046 { 7047 int denote = FALSE; 7048 int newidx; 7049 int old_qfidx; 7050 qfline_T *qf_ptr; 7051 7052 // If the specified index is '$', then use the last entry 7053 if (di->di_tv.v_type == VAR_STRING 7054 && di->di_tv.vval.v_string != NULL 7055 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7056 newidx = qfl->qf_count; 7057 else 7058 { 7059 // Otherwise use the specified index 7060 newidx = tv_get_number_chk(&di->di_tv, &denote); 7061 if (denote) 7062 return FAIL; 7063 } 7064 7065 if (newidx < 1) // sanity check 7066 return FAIL; 7067 if (newidx > qfl->qf_count) 7068 newidx = qfl->qf_count; 7069 7070 old_qfidx = qfl->qf_index; 7071 qf_ptr = get_nth_entry(qfl, newidx, &newidx); 7072 if (qf_ptr == NULL) 7073 return FAIL; 7074 qfl->qf_ptr = qf_ptr; 7075 qfl->qf_index = newidx; 7076 7077 // If the current list is modified and it is displayed in the quickfix 7078 // window, then Update it. 7079 if (qf_get_curlist(qi)->qf_id == qfl->qf_id) 7080 qf_win_pos_update(qi, old_qfidx); 7081 7082 return OK; 7083 } 7084 7085 /* 7086 * Set quickfix/location list properties (title, items, context). 7087 * Also used to add items from parsing a list of lines. 7088 * Used by the setqflist() and setloclist() Vim script functions. 7089 */ 7090 static int 7091 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 7092 { 7093 dictitem_T *di; 7094 int retval = FAIL; 7095 int qf_idx; 7096 int newlist = FALSE; 7097 qf_list_T *qfl; 7098 7099 if (action == ' ' || qf_stack_empty(qi)) 7100 newlist = TRUE; 7101 7102 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 7103 if (qf_idx == INVALID_QFIDX) // List not found 7104 return FAIL; 7105 7106 if (newlist) 7107 { 7108 qi->qf_curlist = qf_idx; 7109 qf_new_list(qi, title); 7110 qf_idx = qi->qf_curlist; 7111 } 7112 7113 qfl = qf_get_list(qi, qf_idx); 7114 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 7115 retval = qf_setprop_title(qi, qf_idx, what, di); 7116 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 7117 retval = qf_setprop_items(qi, qf_idx, di, action); 7118 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7119 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 7120 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 7121 retval = qf_setprop_context(qfl, di); 7122 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7123 retval = qf_setprop_curidx(qi, qfl, di); 7124 7125 if (retval == OK) 7126 qf_list_changed(qfl); 7127 7128 return retval; 7129 } 7130 7131 /* 7132 * Free the entire quickfix/location list stack. 7133 * If the quickfix/location list window is open, then clear it. 7134 */ 7135 static void 7136 qf_free_stack(win_T *wp, qf_info_T *qi) 7137 { 7138 win_T *qfwin = qf_find_win(qi); 7139 win_T *llwin = NULL; 7140 7141 if (qfwin != NULL) 7142 { 7143 // If the quickfix/location list window is open, then clear it 7144 if (qi->qf_curlist < qi->qf_listcount) 7145 qf_free(qf_get_curlist(qi)); 7146 qf_update_buffer(qi, NULL); 7147 } 7148 7149 if (wp != NULL && IS_LL_WINDOW(wp)) 7150 { 7151 // If in the location list window, then use the non-location list 7152 // window with this location list (if present) 7153 llwin = qf_find_win_with_loclist(qi); 7154 if (llwin != NULL) 7155 wp = llwin; 7156 } 7157 7158 qf_free_all(wp); 7159 if (wp == NULL) 7160 { 7161 // quickfix list 7162 qi->qf_curlist = 0; 7163 qi->qf_listcount = 0; 7164 } 7165 else if (qfwin != NULL) 7166 { 7167 // If the location list window is open, then create a new empty 7168 // location list 7169 qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION); 7170 7171 if (new_ll != NULL) 7172 { 7173 new_ll->qf_bufnr = qfwin->w_buffer->b_fnum; 7174 7175 // first free the list reference in the location list window 7176 ll_free_all(&qfwin->w_llist_ref); 7177 7178 qfwin->w_llist_ref = new_ll; 7179 if (wp != qfwin) 7180 win_set_loclist(wp, new_ll); 7181 } 7182 } 7183 } 7184 7185 /* 7186 * Populate the quickfix list with the items supplied in the list 7187 * of dictionaries. "title" will be copied to w:quickfix_title. 7188 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 7189 */ 7190 int 7191 set_errorlist( 7192 win_T *wp, 7193 list_T *list, 7194 int action, 7195 char_u *title, 7196 dict_T *what) 7197 { 7198 qf_info_T *qi = &ql_info; 7199 int retval = OK; 7200 7201 if (wp != NULL) 7202 { 7203 qi = ll_get_or_alloc_list(wp); 7204 if (qi == NULL) 7205 return FAIL; 7206 } 7207 7208 if (action == 'f') 7209 { 7210 // Free the entire quickfix or location list stack 7211 qf_free_stack(wp, qi); 7212 return OK; 7213 } 7214 7215 incr_quickfix_busy(); 7216 7217 if (what != NULL) 7218 retval = qf_set_properties(qi, what, action, title); 7219 else 7220 { 7221 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 7222 if (retval == OK) 7223 qf_list_changed(qf_get_curlist(qi)); 7224 } 7225 7226 decr_quickfix_busy(); 7227 7228 return retval; 7229 } 7230 7231 /* 7232 * Mark the context as in use for all the lists in a quickfix stack. 7233 */ 7234 static int 7235 mark_quickfix_ctx(qf_info_T *qi, int copyID) 7236 { 7237 int i; 7238 int abort = FALSE; 7239 typval_T *ctx; 7240 7241 for (i = 0; i < LISTCOUNT && !abort; ++i) 7242 { 7243 ctx = qi->qf_lists[i].qf_ctx; 7244 if (ctx != NULL && ctx->v_type != VAR_NUMBER 7245 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 7246 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 7247 } 7248 7249 return abort; 7250 } 7251 7252 /* 7253 * Mark the context of the quickfix list and the location lists (if present) as 7254 * "in use". So that garbage collection doesn't free the context. 7255 */ 7256 int 7257 set_ref_in_quickfix(int copyID) 7258 { 7259 int abort = FALSE; 7260 tabpage_T *tp; 7261 win_T *win; 7262 7263 abort = mark_quickfix_ctx(&ql_info, copyID); 7264 if (abort) 7265 return abort; 7266 7267 FOR_ALL_TAB_WINDOWS(tp, win) 7268 { 7269 if (win->w_llist != NULL) 7270 { 7271 abort = mark_quickfix_ctx(win->w_llist, copyID); 7272 if (abort) 7273 return abort; 7274 } 7275 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 7276 { 7277 // In a location list window and none of the other windows is 7278 // referring to this location list. Mark the location list 7279 // context as still in use. 7280 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 7281 if (abort) 7282 return abort; 7283 } 7284 } 7285 7286 return abort; 7287 } 7288 #endif 7289 7290 /* 7291 * Return the autocmd name for the :cbuffer Ex commands 7292 */ 7293 static char_u * 7294 cbuffer_get_auname(cmdidx_T cmdidx) 7295 { 7296 switch (cmdidx) 7297 { 7298 case CMD_cbuffer: return (char_u *)"cbuffer"; 7299 case CMD_cgetbuffer: return (char_u *)"cgetbuffer"; 7300 case CMD_caddbuffer: return (char_u *)"caddbuffer"; 7301 case CMD_lbuffer: return (char_u *)"lbuffer"; 7302 case CMD_lgetbuffer: return (char_u *)"lgetbuffer"; 7303 case CMD_laddbuffer: return (char_u *)"laddbuffer"; 7304 default: return NULL; 7305 } 7306 } 7307 7308 /* 7309 * Process and validate the arguments passed to the :cbuffer, :caddbuffer, 7310 * :cgetbuffer, :lbuffer, :laddbuffer, :lgetbuffer Ex commands. 7311 */ 7312 static int 7313 cbuffer_process_args( 7314 exarg_T *eap, 7315 buf_T **bufp, 7316 linenr_T *line1, 7317 linenr_T *line2) 7318 { 7319 buf_T *buf = NULL; 7320 7321 if (*eap->arg == NUL) 7322 buf = curbuf; 7323 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 7324 buf = buflist_findnr(atoi((char *)eap->arg)); 7325 7326 if (buf == NULL) 7327 { 7328 emsg(_(e_invarg)); 7329 return FAIL; 7330 } 7331 7332 if (buf->b_ml.ml_mfp == NULL) 7333 { 7334 emsg(_("E681: Buffer is not loaded")); 7335 return FAIL; 7336 } 7337 7338 if (eap->addr_count == 0) 7339 { 7340 eap->line1 = 1; 7341 eap->line2 = buf->b_ml.ml_line_count; 7342 } 7343 7344 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 7345 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 7346 { 7347 emsg(_(e_invrange)); 7348 return FAIL; 7349 } 7350 7351 *line1 = eap->line1; 7352 *line2 = eap->line2; 7353 *bufp = buf; 7354 7355 return OK; 7356 } 7357 7358 /* 7359 * ":[range]cbuffer [bufnr]" command. 7360 * ":[range]caddbuffer [bufnr]" command. 7361 * ":[range]cgetbuffer [bufnr]" command. 7362 * ":[range]lbuffer [bufnr]" command. 7363 * ":[range]laddbuffer [bufnr]" command. 7364 * ":[range]lgetbuffer [bufnr]" command. 7365 */ 7366 void 7367 ex_cbuffer(exarg_T *eap) 7368 { 7369 buf_T *buf = NULL; 7370 qf_info_T *qi; 7371 char_u *au_name = NULL; 7372 int res; 7373 int_u save_qfid; 7374 win_T *wp = NULL; 7375 char_u *qf_title; 7376 linenr_T line1; 7377 linenr_T line2; 7378 7379 au_name = cbuffer_get_auname(eap->cmdidx); 7380 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7381 curbuf->b_fname, TRUE, curbuf)) 7382 { 7383 #ifdef FEAT_EVAL 7384 if (aborting()) 7385 return; 7386 #endif 7387 } 7388 7389 // Must come after autocommands. 7390 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7391 if (qi == NULL) 7392 return; 7393 7394 if (cbuffer_process_args(eap, &buf, &line1, &line2) == FAIL) 7395 return; 7396 7397 qf_title = qf_cmdtitle(*eap->cmdlinep); 7398 7399 if (buf->b_sfname) 7400 { 7401 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 7402 (char *)qf_title, (char *)buf->b_sfname); 7403 qf_title = IObuff; 7404 } 7405 7406 incr_quickfix_busy(); 7407 7408 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 7409 (eap->cmdidx != CMD_caddbuffer 7410 && eap->cmdidx != CMD_laddbuffer), 7411 line1, line2, 7412 qf_title, NULL); 7413 if (qf_stack_empty(qi)) 7414 { 7415 decr_quickfix_busy(); 7416 return; 7417 } 7418 if (res >= 0) 7419 qf_list_changed(qf_get_curlist(qi)); 7420 7421 // Remember the current quickfix list identifier, so that we can 7422 // check for autocommands changing the current quickfix list. 7423 save_qfid = qf_get_curlist(qi)->qf_id; 7424 if (au_name != NULL) 7425 { 7426 buf_T *curbuf_old = curbuf; 7427 7428 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, curbuf->b_fname, 7429 TRUE, curbuf); 7430 if (curbuf != curbuf_old) 7431 // Autocommands changed buffer, don't jump now, "qi" may 7432 // be invalid. 7433 res = 0; 7434 } 7435 // Jump to the first error for a new list and if autocmds didn't 7436 // free the list. 7437 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 7438 eap->cmdidx == CMD_lbuffer) 7439 && qflist_valid(wp, save_qfid)) 7440 // display the first error 7441 qf_jump_first(qi, save_qfid, eap->forceit); 7442 7443 decr_quickfix_busy(); 7444 } 7445 7446 #if defined(FEAT_EVAL) || defined(PROTO) 7447 /* 7448 * Return the autocmd name for the :cexpr Ex commands. 7449 */ 7450 static char_u * 7451 cexpr_get_auname(cmdidx_T cmdidx) 7452 { 7453 switch (cmdidx) 7454 { 7455 case CMD_cexpr: return (char_u *)"cexpr"; 7456 case CMD_cgetexpr: return (char_u *)"cgetexpr"; 7457 case CMD_caddexpr: return (char_u *)"caddexpr"; 7458 case CMD_lexpr: return (char_u *)"lexpr"; 7459 case CMD_lgetexpr: return (char_u *)"lgetexpr"; 7460 case CMD_laddexpr: return (char_u *)"laddexpr"; 7461 default: return NULL; 7462 } 7463 } 7464 7465 /* 7466 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 7467 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 7468 */ 7469 void 7470 ex_cexpr(exarg_T *eap) 7471 { 7472 typval_T *tv; 7473 qf_info_T *qi; 7474 char_u *au_name = NULL; 7475 int res; 7476 int_u save_qfid; 7477 win_T *wp = NULL; 7478 7479 au_name = cexpr_get_auname(eap->cmdidx); 7480 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7481 curbuf->b_fname, TRUE, curbuf)) 7482 { 7483 #ifdef FEAT_EVAL 7484 if (aborting()) 7485 return; 7486 #endif 7487 } 7488 7489 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7490 if (qi == NULL) 7491 return; 7492 7493 // Evaluate the expression. When the result is a string or a list we can 7494 // use it to fill the errorlist. 7495 tv = eval_expr(eap->arg, NULL); 7496 if (tv != NULL) 7497 { 7498 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 7499 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 7500 { 7501 incr_quickfix_busy(); 7502 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 7503 (eap->cmdidx != CMD_caddexpr 7504 && eap->cmdidx != CMD_laddexpr), 7505 (linenr_T)0, (linenr_T)0, 7506 qf_cmdtitle(*eap->cmdlinep), NULL); 7507 if (qf_stack_empty(qi)) 7508 { 7509 decr_quickfix_busy(); 7510 goto cleanup; 7511 } 7512 if (res >= 0) 7513 qf_list_changed(qf_get_curlist(qi)); 7514 7515 // Remember the current quickfix list identifier, so that we can 7516 // check for autocommands changing the current quickfix list. 7517 save_qfid = qf_get_curlist(qi)->qf_id; 7518 if (au_name != NULL) 7519 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7520 curbuf->b_fname, TRUE, curbuf); 7521 7522 // Jump to the first error for a new list and if autocmds didn't 7523 // free the list. 7524 if (res > 0 && (eap->cmdidx == CMD_cexpr 7525 || eap->cmdidx == CMD_lexpr) 7526 && qflist_valid(wp, save_qfid)) 7527 // display the first error 7528 qf_jump_first(qi, save_qfid, eap->forceit); 7529 decr_quickfix_busy(); 7530 } 7531 else 7532 emsg(_("E777: String or List expected")); 7533 cleanup: 7534 free_tv(tv); 7535 } 7536 } 7537 #endif 7538 7539 /* 7540 * Get the location list for ":lhelpgrep" 7541 */ 7542 static qf_info_T * 7543 hgr_get_ll(int *new_ll) 7544 { 7545 win_T *wp; 7546 qf_info_T *qi; 7547 7548 // If the current window is a help window, then use it 7549 if (bt_help(curwin->w_buffer)) 7550 wp = curwin; 7551 else 7552 // Find an existing help window 7553 wp = qf_find_help_win(); 7554 7555 if (wp == NULL) // Help window not found 7556 qi = NULL; 7557 else 7558 qi = wp->w_llist; 7559 7560 if (qi == NULL) 7561 { 7562 // Allocate a new location list for help text matches 7563 if ((qi = qf_alloc_stack(QFLT_LOCATION)) == NULL) 7564 return NULL; 7565 *new_ll = TRUE; 7566 } 7567 7568 return qi; 7569 } 7570 7571 /* 7572 * Search for a pattern in a help file. 7573 */ 7574 static void 7575 hgr_search_file( 7576 qf_list_T *qfl, 7577 char_u *fname, 7578 vimconv_T *p_vc, 7579 regmatch_T *p_regmatch) 7580 { 7581 FILE *fd; 7582 long lnum; 7583 7584 fd = mch_fopen((char *)fname, "r"); 7585 if (fd == NULL) 7586 return; 7587 7588 lnum = 1; 7589 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 7590 { 7591 char_u *line = IObuff; 7592 7593 // Convert a line if 'encoding' is not utf-8 and 7594 // the line contains a non-ASCII character. 7595 if (p_vc->vc_type != CONV_NONE 7596 && has_non_ascii(IObuff)) 7597 { 7598 line = string_convert(p_vc, IObuff, NULL); 7599 if (line == NULL) 7600 line = IObuff; 7601 } 7602 7603 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 7604 { 7605 int l = (int)STRLEN(line); 7606 7607 // remove trailing CR, LF, spaces, etc. 7608 while (l > 0 && line[l - 1] <= ' ') 7609 line[--l] = NUL; 7610 7611 if (qf_add_entry(qfl, 7612 NULL, // dir 7613 fname, 7614 NULL, 7615 0, 7616 line, 7617 lnum, 7618 (int)(p_regmatch->startp[0] - line) 7619 + 1, // col 7620 FALSE, // vis_col 7621 NULL, // search pattern 7622 0, // nr 7623 1, // type 7624 TRUE // valid 7625 ) == QF_FAIL) 7626 { 7627 got_int = TRUE; 7628 if (line != IObuff) 7629 vim_free(line); 7630 break; 7631 } 7632 } 7633 if (line != IObuff) 7634 vim_free(line); 7635 ++lnum; 7636 line_breakcheck(); 7637 } 7638 fclose(fd); 7639 } 7640 7641 /* 7642 * Search for a pattern in all the help files in the doc directory under 7643 * the given directory. 7644 */ 7645 static void 7646 hgr_search_files_in_dir( 7647 qf_list_T *qfl, 7648 char_u *dirname, 7649 regmatch_T *p_regmatch, 7650 vimconv_T *p_vc 7651 #ifdef FEAT_MULTI_LANG 7652 , char_u *lang 7653 #endif 7654 ) 7655 { 7656 int fcount; 7657 char_u **fnames; 7658 int fi; 7659 7660 // Find all "*.txt" and "*.??x" files in the "doc" directory. 7661 add_pathsep(dirname); 7662 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 7663 if (gen_expand_wildcards(1, &dirname, &fcount, 7664 &fnames, EW_FILE|EW_SILENT) == OK 7665 && fcount > 0) 7666 { 7667 for (fi = 0; fi < fcount && !got_int; ++fi) 7668 { 7669 #ifdef FEAT_MULTI_LANG 7670 // Skip files for a different language. 7671 if (lang != NULL 7672 && STRNICMP(lang, fnames[fi] 7673 + STRLEN(fnames[fi]) - 3, 2) != 0 7674 && !(STRNICMP(lang, "en", 2) == 0 7675 && STRNICMP("txt", fnames[fi] 7676 + STRLEN(fnames[fi]) - 3, 3) == 0)) 7677 continue; 7678 #endif 7679 7680 hgr_search_file(qfl, fnames[fi], p_vc, p_regmatch); 7681 } 7682 FreeWild(fcount, fnames); 7683 } 7684 } 7685 7686 /* 7687 * Search for a pattern in all the help files in the 'runtimepath' 7688 * and add the matches to a quickfix list. 7689 * 'lang' is the language specifier. If supplied, then only matches in the 7690 * specified language are found. 7691 */ 7692 static void 7693 hgr_search_in_rtp(qf_list_T *qfl, regmatch_T *p_regmatch, char_u *lang) 7694 { 7695 char_u *p; 7696 7697 vimconv_T vc; 7698 7699 // Help files are in utf-8 or latin1, convert lines when 'encoding' 7700 // differs. 7701 vc.vc_type = CONV_NONE; 7702 if (!enc_utf8) 7703 convert_setup(&vc, (char_u *)"utf-8", p_enc); 7704 7705 // Go through all the directories in 'runtimepath' 7706 p = p_rtp; 7707 while (*p != NUL && !got_int) 7708 { 7709 copy_option_part(&p, NameBuff, MAXPATHL, ","); 7710 7711 hgr_search_files_in_dir(qfl, NameBuff, p_regmatch, &vc 7712 #ifdef FEAT_MULTI_LANG 7713 , lang 7714 #endif 7715 ); 7716 } 7717 7718 if (vc.vc_type != CONV_NONE) 7719 convert_setup(&vc, NULL, NULL); 7720 } 7721 7722 /* 7723 * ":helpgrep {pattern}" 7724 */ 7725 void 7726 ex_helpgrep(exarg_T *eap) 7727 { 7728 regmatch_T regmatch; 7729 char_u *save_cpo; 7730 qf_info_T *qi = &ql_info; 7731 int new_qi = FALSE; 7732 char_u *au_name = NULL; 7733 char_u *lang = NULL; 7734 7735 switch (eap->cmdidx) 7736 { 7737 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 7738 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 7739 default: break; 7740 } 7741 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7742 curbuf->b_fname, TRUE, curbuf)) 7743 { 7744 #ifdef FEAT_EVAL 7745 if (aborting()) 7746 return; 7747 #endif 7748 } 7749 7750 if (is_loclist_cmd(eap->cmdidx)) 7751 { 7752 qi = hgr_get_ll(&new_qi); 7753 if (qi == NULL) 7754 return; 7755 } 7756 7757 // Make 'cpoptions' empty, the 'l' flag should not be used here. 7758 save_cpo = p_cpo; 7759 p_cpo = empty_option; 7760 7761 incr_quickfix_busy(); 7762 7763 #ifdef FEAT_MULTI_LANG 7764 // Check for a specified language 7765 lang = check_help_lang(eap->arg); 7766 #endif 7767 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 7768 regmatch.rm_ic = FALSE; 7769 if (regmatch.regprog != NULL) 7770 { 7771 qf_list_T *qfl; 7772 7773 // create a new quickfix list 7774 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 7775 qfl = qf_get_curlist(qi); 7776 7777 hgr_search_in_rtp(qfl, ®match, lang); 7778 7779 vim_regfree(regmatch.regprog); 7780 7781 qfl->qf_nonevalid = FALSE; 7782 qfl->qf_ptr = qfl->qf_start; 7783 qfl->qf_index = 1; 7784 qf_list_changed(qfl); 7785 qf_update_buffer(qi, NULL); 7786 } 7787 7788 if (p_cpo == empty_option) 7789 p_cpo = save_cpo; 7790 else 7791 // Darn, some plugin changed the value. 7792 free_string_option(save_cpo); 7793 7794 if (au_name != NULL) 7795 { 7796 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7797 curbuf->b_fname, TRUE, curbuf); 7798 if (!new_qi && IS_LL_STACK(qi) && qf_find_buf(qi) == NULL) 7799 { 7800 // autocommands made "qi" invalid 7801 decr_quickfix_busy(); 7802 return; 7803 } 7804 } 7805 7806 // Jump to first match. 7807 if (!qf_list_empty(qf_get_curlist(qi))) 7808 qf_jump(qi, 0, 0, FALSE); 7809 else 7810 semsg(_(e_nomatch2), eap->arg); 7811 7812 decr_quickfix_busy(); 7813 7814 if (eap->cmdidx == CMD_lhelpgrep) 7815 { 7816 // If the help window is not opened or if it already points to the 7817 // correct location list, then free the new location list. 7818 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 7819 { 7820 if (new_qi) 7821 ll_free_all(&qi); 7822 } 7823 else if (curwin->w_llist == NULL) 7824 curwin->w_llist = qi; 7825 } 7826 } 7827 7828 #endif /* FEAT_QUICKFIX */ 7829