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 callback_T qftf_cb; // 'quickfixtextfunc' callback function 86 87 struct dir_stack_T *qf_dir_stack; 88 char_u *qf_directory; 89 struct dir_stack_T *qf_file_stack; 90 char_u *qf_currfile; 91 int qf_multiline; 92 int qf_multiignore; 93 int qf_multiscan; 94 long qf_changedtick; 95 } qf_list_T; 96 97 /* 98 * Quickfix/Location list stack definition 99 * Contains a list of quickfix/location lists (qf_list_T) 100 */ 101 struct qf_info_S 102 { 103 // Count of references to this list. Used only for location lists. 104 // When a location list window reference this list, qf_refcount 105 // will be 2. Otherwise, qf_refcount will be 1. When qf_refcount 106 // reaches 0, the list is freed. 107 int qf_refcount; 108 int qf_listcount; // current number of lists 109 int qf_curlist; // current error list 110 qf_list_T qf_lists[LISTCOUNT]; 111 qfltype_T qfl_type; // type of list 112 int qf_bufnr; // quickfix window buffer number 113 }; 114 115 static qf_info_T ql_info; // global quickfix list 116 static int_u last_qf_id = 0; // Last used quickfix list id 117 118 #define FMT_PATTERNS 11 // maximum number of % recognized 119 120 /* 121 * Structure used to hold the info of one part of 'errorformat' 122 */ 123 typedef struct efm_S efm_T; 124 struct efm_S 125 { 126 regprog_T *prog; // pre-formatted part of 'errorformat' 127 efm_T *next; // pointer to next (NULL if last) 128 char_u addr[FMT_PATTERNS]; // indices of used % patterns 129 char_u prefix; // prefix of this format line: 130 // 'D' enter directory 131 // 'X' leave directory 132 // 'A' start of multi-line message 133 // 'E' error message 134 // 'W' warning message 135 // 'I' informational message 136 // 'N' note message 137 // 'C' continuation line 138 // 'Z' end of multi-line message 139 // 'G' general, unspecific message 140 // 'P' push file (partial) message 141 // 'Q' pop/quit file (partial) message 142 // 'O' overread (partial) message 143 char_u flags; // additional flags given in prefix 144 // '-' do not include this line 145 // '+' include whole line in message 146 int conthere; // %> used 147 }; 148 149 // List of location lists to be deleted. 150 // Used to delay the deletion of locations lists by autocmds. 151 typedef struct qf_delq_S 152 { 153 struct qf_delq_S *next; 154 qf_info_T *qi; 155 } qf_delq_T; 156 static qf_delq_T *qf_delq_head = NULL; 157 158 // Counter to prevent autocmds from freeing up location lists when they are 159 // still being used. 160 static int quickfix_busy = 0; 161 162 static efm_T *fmt_start = NULL; // cached across qf_parse_line() calls 163 164 // callback function for 'quickfixtextfunc' 165 static callback_T qftf_cb; 166 167 static void qf_new_list(qf_info_T *qi, char_u *qf_title); 168 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); 169 static void qf_free(qf_list_T *qfl); 170 static char_u *qf_types(int, int); 171 static int qf_get_fnum(qf_list_T *qfl, char_u *, char_u *); 172 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 173 static char_u *qf_pop_dir(struct dir_stack_T **); 174 static char_u *qf_guess_filepath(qf_list_T *qfl, char_u *); 175 static void qf_jump_newwin(qf_info_T *qi, int dir, int errornr, int forceit, int newwin); 176 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 177 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 178 static win_T *qf_find_win(qf_info_T *qi); 179 static buf_T *qf_find_buf(qf_info_T *qi); 180 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 181 static void qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid); 182 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 183 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 184 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 185 static qf_info_T *ll_get_or_alloc_list(win_T *); 186 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 187 188 // Quickfix window check helper macro 189 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 190 // Location list window check helper macro 191 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 192 193 // Quickfix and location list stack check helper macros 194 #define IS_QF_STACK(qi) (qi->qfl_type == QFLT_QUICKFIX) 195 #define IS_LL_STACK(qi) (qi->qfl_type == QFLT_LOCATION) 196 #define IS_QF_LIST(qfl) (qfl->qfl_type == QFLT_QUICKFIX) 197 #define IS_LL_LIST(qfl) (qfl->qfl_type == QFLT_LOCATION) 198 199 /* 200 * Return location list for window 'wp' 201 * For location list window, return the referenced location list 202 */ 203 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 204 205 // Macro to loop through all the items in a quickfix list 206 // Quickfix item index starts from 1, so i below starts at 1 207 #define FOR_ALL_QFL_ITEMS(qfl, qfp, i) \ 208 for (i = 1, qfp = qfl->qf_start; \ 209 !got_int && i <= qfl->qf_count && qfp != NULL; \ 210 ++i, qfp = qfp->qf_next) 211 212 /* 213 * Looking up a buffer can be slow if there are many. Remember the last one 214 * to make this a lot faster if there are multiple matches in the same file. 215 */ 216 static char_u *qf_last_bufname = NULL; 217 static bufref_T qf_last_bufref = {NULL, 0, 0}; 218 219 static char *e_current_quickfix_list_was_changed = 220 N_("E925: Current quickfix list was changed"); 221 static char *e_current_location_list_was_changed = 222 N_("E926: Current location list was changed"); 223 224 /* 225 * Maximum number of bytes allowed per line while reading a errorfile. 226 */ 227 #define LINE_MAXLEN 4096 228 229 static struct fmtpattern 230 { 231 char_u convchar; 232 char *pattern; 233 } fmt_pat[FMT_PATTERNS] = 234 { 235 {'f', ".\\+"}, // only used when at end 236 {'n', "\\d\\+"}, 237 {'l', "\\d\\+"}, 238 {'c', "\\d\\+"}, 239 {'t', "."}, 240 {'m', ".\\+"}, 241 {'r', ".*"}, 242 {'p', "[- .]*"}, 243 {'v', "\\d\\+"}, 244 {'s', ".\\+"}, 245 {'o', ".\\+"} 246 }; 247 248 /* 249 * Convert an errorformat pattern to a regular expression pattern. 250 * See fmt_pat definition above for the list of supported patterns. The 251 * pattern specifier is supplied in "efmpat". The converted pattern is stored 252 * in "regpat". Returns a pointer to the location after the pattern. 253 */ 254 static char_u * 255 efmpat_to_regpat( 256 char_u *efmpat, 257 char_u *regpat, 258 efm_T *efminfo, 259 int idx, 260 int round) 261 { 262 char_u *srcptr; 263 264 if (efminfo->addr[idx]) 265 { 266 // Each errorformat pattern can occur only once 267 semsg(_("E372: Too many %%%c in format string"), *efmpat); 268 return NULL; 269 } 270 if ((idx && idx < 6 271 && vim_strchr((char_u *)"DXOPQ", efminfo->prefix) != NULL) 272 || (idx == 6 273 && vim_strchr((char_u *)"OPQ", efminfo->prefix) == NULL)) 274 { 275 semsg(_("E373: Unexpected %%%c in format string"), *efmpat); 276 return NULL; 277 } 278 efminfo->addr[idx] = (char_u)++round; 279 *regpat++ = '\\'; 280 *regpat++ = '('; 281 #ifdef BACKSLASH_IN_FILENAME 282 if (*efmpat == 'f') 283 { 284 // Also match "c:" in the file name, even when 285 // checking for a colon next: "%f:". 286 // "\%(\a:\)\=" 287 STRCPY(regpat, "\\%(\\a:\\)\\="); 288 regpat += 10; 289 } 290 #endif 291 if (*efmpat == 'f' && efmpat[1] != NUL) 292 { 293 if (efmpat[1] != '\\' && efmpat[1] != '%') 294 { 295 // A file name may contain spaces, but this isn't 296 // in "\f". For "%f:%l:%m" there may be a ":" in 297 // the file name. Use ".\{-1,}x" instead (x is 298 // the next character), the requirement that :999: 299 // follows should work. 300 STRCPY(regpat, ".\\{-1,}"); 301 regpat += 7; 302 } 303 else 304 { 305 // File name followed by '\\' or '%': include as 306 // many file name chars as possible. 307 STRCPY(regpat, "\\f\\+"); 308 regpat += 4; 309 } 310 } 311 else 312 { 313 srcptr = (char_u *)fmt_pat[idx].pattern; 314 while ((*regpat = *srcptr++) != NUL) 315 ++regpat; 316 } 317 *regpat++ = '\\'; 318 *regpat++ = ')'; 319 320 return regpat; 321 } 322 323 /* 324 * Convert a scanf like format in 'errorformat' to a regular expression. 325 * Returns a pointer to the location after the pattern. 326 */ 327 static char_u * 328 scanf_fmt_to_regpat( 329 char_u **pefmp, 330 char_u *efm, 331 int len, 332 char_u *regpat) 333 { 334 char_u *efmp = *pefmp; 335 336 if (*efmp == '[' || *efmp == '\\') 337 { 338 if ((*regpat++ = *efmp) == '[') // %*[^a-z0-9] etc. 339 { 340 if (efmp[1] == '^') 341 *regpat++ = *++efmp; 342 if (efmp < efm + len) 343 { 344 *regpat++ = *++efmp; // could be ']' 345 while (efmp < efm + len 346 && (*regpat++ = *++efmp) != ']') 347 // skip ; 348 if (efmp == efm + len) 349 { 350 emsg(_("E374: Missing ] in format string")); 351 return NULL; 352 } 353 } 354 } 355 else if (efmp < efm + len) // %*\D, %*\s etc. 356 *regpat++ = *++efmp; 357 *regpat++ = '\\'; 358 *regpat++ = '+'; 359 } 360 else 361 { 362 // TODO: scanf()-like: %*ud, %*3c, %*f, ... ? 363 semsg(_("E375: Unsupported %%%c in format string"), *efmp); 364 return NULL; 365 } 366 367 *pefmp = efmp; 368 369 return regpat; 370 } 371 372 /* 373 * Analyze/parse an errorformat prefix. 374 */ 375 static char_u * 376 efm_analyze_prefix(char_u *efmp, efm_T *efminfo) 377 { 378 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 379 efminfo->flags = *efmp++; 380 if (vim_strchr((char_u *)"DXAEWINCZGOPQ", *efmp) != NULL) 381 efminfo->prefix = *efmp; 382 else 383 { 384 semsg(_("E376: Invalid %%%c in format string prefix"), *efmp); 385 return NULL; 386 } 387 388 return efmp; 389 } 390 391 /* 392 * Converts a 'errorformat' string part in 'efm' to a regular expression 393 * pattern. The resulting regex pattern is returned in "regpat". Additional 394 * information about the 'erroformat' pattern is returned in "fmt_ptr". 395 * Returns OK or FAIL. 396 */ 397 static int 398 efm_to_regpat( 399 char_u *efm, 400 int len, 401 efm_T *fmt_ptr, 402 char_u *regpat) 403 { 404 char_u *ptr; 405 char_u *efmp; 406 int round; 407 int idx = 0; 408 409 // Build a regexp pattern for a 'errorformat' option part 410 ptr = regpat; 411 *ptr++ = '^'; 412 round = 0; 413 for (efmp = efm; efmp < efm + len; ++efmp) 414 { 415 if (*efmp == '%') 416 { 417 ++efmp; 418 for (idx = 0; idx < FMT_PATTERNS; ++idx) 419 if (fmt_pat[idx].convchar == *efmp) 420 break; 421 if (idx < FMT_PATTERNS) 422 { 423 ptr = efmpat_to_regpat(efmp, ptr, fmt_ptr, idx, round); 424 if (ptr == NULL) 425 return FAIL; 426 round++; 427 } 428 else if (*efmp == '*') 429 { 430 ++efmp; 431 ptr = scanf_fmt_to_regpat(&efmp, efm, len, ptr); 432 if (ptr == NULL) 433 return FAIL; 434 } 435 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 436 *ptr++ = *efmp; // regexp magic characters 437 else if (*efmp == '#') 438 *ptr++ = '*'; 439 else if (*efmp == '>') 440 fmt_ptr->conthere = TRUE; 441 else if (efmp == efm + 1) // analyse prefix 442 { 443 // prefix is allowed only at the beginning of the errorformat 444 // option part 445 efmp = efm_analyze_prefix(efmp, fmt_ptr); 446 if (efmp == NULL) 447 return FAIL; 448 } 449 else 450 { 451 semsg(_("E377: Invalid %%%c in format string"), *efmp); 452 return FAIL; 453 } 454 } 455 else // copy normal character 456 { 457 if (*efmp == '\\' && efmp + 1 < efm + len) 458 ++efmp; 459 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 460 *ptr++ = '\\'; // escape regexp atoms 461 if (*efmp) 462 *ptr++ = *efmp; 463 } 464 } 465 *ptr++ = '$'; 466 *ptr = NUL; 467 468 return OK; 469 } 470 471 /* 472 * Free the 'errorformat' information list 473 */ 474 static void 475 free_efm_list(efm_T **efm_first) 476 { 477 efm_T *efm_ptr; 478 479 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 480 { 481 *efm_first = efm_ptr->next; 482 vim_regfree(efm_ptr->prog); 483 vim_free(efm_ptr); 484 } 485 fmt_start = NULL; 486 } 487 488 /* 489 * Compute the size of the buffer used to convert a 'errorformat' pattern into 490 * a regular expression pattern. 491 */ 492 static int 493 efm_regpat_bufsz(char_u *efm) 494 { 495 int sz; 496 int i; 497 498 sz = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 499 for (i = FMT_PATTERNS; i > 0; ) 500 sz += (int)STRLEN(fmt_pat[--i].pattern); 501 #ifdef BACKSLASH_IN_FILENAME 502 sz += 12; // "%f" can become twelve chars longer (see efm_to_regpat) 503 #else 504 sz += 2; // "%f" can become two chars longer 505 #endif 506 507 return sz; 508 } 509 510 /* 511 * Return the length of a 'errorformat' option part (separated by ","). 512 */ 513 static int 514 efm_option_part_len(char_u *efm) 515 { 516 int len; 517 518 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 519 if (efm[len] == '\\' && efm[len + 1] != NUL) 520 ++len; 521 522 return len; 523 } 524 525 /* 526 * Parse the 'errorformat' option. Multiple parts in the 'errorformat' option 527 * are parsed and converted to regular expressions. Returns information about 528 * the parsed 'errorformat' option. 529 */ 530 static efm_T * 531 parse_efm_option(char_u *efm) 532 { 533 efm_T *fmt_ptr = NULL; 534 efm_T *fmt_first = NULL; 535 efm_T *fmt_last = NULL; 536 char_u *fmtstr = NULL; 537 int len; 538 int sz; 539 540 // Each part of the format string is copied and modified from errorformat 541 // to regex prog. Only a few % characters are allowed. 542 543 // Get some space to modify the format string into. 544 sz = efm_regpat_bufsz(efm); 545 if ((fmtstr = alloc(sz)) == NULL) 546 goto parse_efm_error; 547 548 while (efm[0] != NUL) 549 { 550 // Allocate a new eformat structure and put it at the end of the list 551 fmt_ptr = ALLOC_CLEAR_ONE(efm_T); 552 if (fmt_ptr == NULL) 553 goto parse_efm_error; 554 if (fmt_first == NULL) // first one 555 fmt_first = fmt_ptr; 556 else 557 fmt_last->next = fmt_ptr; 558 fmt_last = fmt_ptr; 559 560 // Isolate one part in the 'errorformat' option 561 len = efm_option_part_len(efm); 562 563 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr) == FAIL) 564 goto parse_efm_error; 565 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 566 goto parse_efm_error; 567 // Advance to next part 568 efm = skip_to_option_part(efm + len); // skip comma and spaces 569 } 570 571 if (fmt_first == NULL) // nothing found 572 emsg(_("E378: 'errorformat' contains no pattern")); 573 574 goto parse_efm_end; 575 576 parse_efm_error: 577 free_efm_list(&fmt_first); 578 579 parse_efm_end: 580 vim_free(fmtstr); 581 582 return fmt_first; 583 } 584 585 enum { 586 QF_FAIL = 0, 587 QF_OK = 1, 588 QF_END_OF_INPUT = 2, 589 QF_NOMEM = 3, 590 QF_IGNORE_LINE = 4, 591 QF_MULTISCAN = 5, 592 }; 593 594 /* 595 * State information used to parse lines and add entries to a quickfix/location 596 * list. 597 */ 598 typedef struct { 599 char_u *linebuf; 600 int linelen; 601 char_u *growbuf; 602 int growbufsiz; 603 FILE *fd; 604 typval_T *tv; 605 char_u *p_str; 606 listitem_T *p_li; 607 buf_T *buf; 608 linenr_T buflnum; 609 linenr_T lnumlast; 610 vimconv_T vc; 611 } qfstate_T; 612 613 /* 614 * Allocate more memory for the line buffer used for parsing lines. 615 */ 616 static char_u * 617 qf_grow_linebuf(qfstate_T *state, int newsz) 618 { 619 char_u *p; 620 621 // If the line exceeds LINE_MAXLEN exclude the last 622 // byte since it's not a NL character. 623 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 624 if (state->growbuf == NULL) 625 { 626 state->growbuf = alloc(state->linelen + 1); 627 if (state->growbuf == NULL) 628 return NULL; 629 state->growbufsiz = state->linelen; 630 } 631 else if (state->linelen > state->growbufsiz) 632 { 633 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 634 return NULL; 635 state->growbuf = p; 636 state->growbufsiz = state->linelen; 637 } 638 return state->growbuf; 639 } 640 641 /* 642 * Get the next string (separated by newline) from state->p_str. 643 */ 644 static int 645 qf_get_next_str_line(qfstate_T *state) 646 { 647 // Get the next line from the supplied string 648 char_u *p_str = state->p_str; 649 char_u *p; 650 int len; 651 652 if (*p_str == NUL) // Reached the end of the string 653 return QF_END_OF_INPUT; 654 655 p = vim_strchr(p_str, '\n'); 656 if (p != NULL) 657 len = (int)(p - p_str) + 1; 658 else 659 len = (int)STRLEN(p_str); 660 661 if (len > IOSIZE - 2) 662 { 663 state->linebuf = qf_grow_linebuf(state, len); 664 if (state->linebuf == NULL) 665 return QF_NOMEM; 666 } 667 else 668 { 669 state->linebuf = IObuff; 670 state->linelen = len; 671 } 672 vim_strncpy(state->linebuf, p_str, state->linelen); 673 674 // Increment using len in order to discard the rest of the 675 // line if it exceeds LINE_MAXLEN. 676 p_str += len; 677 state->p_str = p_str; 678 679 return QF_OK; 680 } 681 682 /* 683 * Get the next string from state->p_Li. 684 */ 685 static int 686 qf_get_next_list_line(qfstate_T *state) 687 { 688 listitem_T *p_li = state->p_li; 689 int len; 690 691 while (p_li != NULL 692 && (p_li->li_tv.v_type != VAR_STRING 693 || p_li->li_tv.vval.v_string == NULL)) 694 p_li = p_li->li_next; // Skip non-string items 695 696 if (p_li == NULL) // End of the list 697 { 698 state->p_li = NULL; 699 return QF_END_OF_INPUT; 700 } 701 702 len = (int)STRLEN(p_li->li_tv.vval.v_string); 703 if (len > IOSIZE - 2) 704 { 705 state->linebuf = qf_grow_linebuf(state, len); 706 if (state->linebuf == NULL) 707 return QF_NOMEM; 708 } 709 else 710 { 711 state->linebuf = IObuff; 712 state->linelen = len; 713 } 714 715 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 716 717 state->p_li = p_li->li_next; // next item 718 return QF_OK; 719 } 720 721 /* 722 * Get the next string from state->buf. 723 */ 724 static int 725 qf_get_next_buf_line(qfstate_T *state) 726 { 727 char_u *p_buf = NULL; 728 int len; 729 730 // Get the next line from the supplied buffer 731 if (state->buflnum > state->lnumlast) 732 return QF_END_OF_INPUT; 733 734 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 735 state->buflnum += 1; 736 737 len = (int)STRLEN(p_buf); 738 if (len > IOSIZE - 2) 739 { 740 state->linebuf = qf_grow_linebuf(state, len); 741 if (state->linebuf == NULL) 742 return QF_NOMEM; 743 } 744 else 745 { 746 state->linebuf = IObuff; 747 state->linelen = len; 748 } 749 vim_strncpy(state->linebuf, p_buf, state->linelen); 750 751 return QF_OK; 752 } 753 754 /* 755 * Get the next string from file state->fd. 756 */ 757 static int 758 qf_get_next_file_line(qfstate_T *state) 759 { 760 int discard; 761 int growbuflen; 762 763 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 764 return QF_END_OF_INPUT; 765 766 discard = FALSE; 767 state->linelen = (int)STRLEN(IObuff); 768 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 769 { 770 // The current line exceeds IObuff, continue reading using 771 // growbuf until EOL or LINE_MAXLEN bytes is read. 772 if (state->growbuf == NULL) 773 { 774 state->growbufsiz = 2 * (IOSIZE - 1); 775 state->growbuf = alloc(state->growbufsiz); 776 if (state->growbuf == NULL) 777 return QF_NOMEM; 778 } 779 780 // Copy the read part of the line, excluding null-terminator 781 memcpy(state->growbuf, IObuff, IOSIZE - 1); 782 growbuflen = state->linelen; 783 784 for (;;) 785 { 786 char_u *p; 787 788 if (fgets((char *)state->growbuf + growbuflen, 789 state->growbufsiz - growbuflen, state->fd) == NULL) 790 break; 791 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 792 growbuflen += state->linelen; 793 if ((state->growbuf)[growbuflen - 1] == '\n') 794 break; 795 if (state->growbufsiz == LINE_MAXLEN) 796 { 797 discard = TRUE; 798 break; 799 } 800 801 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 802 ? 2 * state->growbufsiz : LINE_MAXLEN; 803 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 804 return QF_NOMEM; 805 state->growbuf = p; 806 } 807 808 while (discard) 809 { 810 // The current line is longer than LINE_MAXLEN, continue 811 // reading but discard everything until EOL or EOF is 812 // reached. 813 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 814 || (int)STRLEN(IObuff) < IOSIZE - 1 815 || IObuff[IOSIZE - 2] == '\n') 816 break; 817 } 818 819 state->linebuf = state->growbuf; 820 state->linelen = growbuflen; 821 } 822 else 823 state->linebuf = IObuff; 824 825 // Convert a line if it contains a non-ASCII character. 826 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 827 { 828 char_u *line; 829 830 line = string_convert(&state->vc, state->linebuf, &state->linelen); 831 if (line != NULL) 832 { 833 if (state->linelen < IOSIZE) 834 { 835 STRCPY(state->linebuf, line); 836 vim_free(line); 837 } 838 else 839 { 840 vim_free(state->growbuf); 841 state->linebuf = state->growbuf = line; 842 state->growbufsiz = state->linelen < LINE_MAXLEN 843 ? state->linelen : LINE_MAXLEN; 844 } 845 } 846 } 847 848 return QF_OK; 849 } 850 851 /* 852 * Get the next string from a file/buffer/list/string. 853 */ 854 static int 855 qf_get_nextline(qfstate_T *state) 856 { 857 int status = QF_FAIL; 858 859 if (state->fd == NULL) 860 { 861 if (state->tv != NULL) 862 { 863 if (state->tv->v_type == VAR_STRING) 864 // Get the next line from the supplied string 865 status = qf_get_next_str_line(state); 866 else if (state->tv->v_type == VAR_LIST) 867 // Get the next line from the supplied list 868 status = qf_get_next_list_line(state); 869 } 870 else 871 // Get the next line from the supplied buffer 872 status = qf_get_next_buf_line(state); 873 } 874 else 875 // Get the next line from the supplied file 876 status = qf_get_next_file_line(state); 877 878 if (status != QF_OK) 879 return status; 880 881 // remove newline/CR from the line 882 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 883 { 884 state->linebuf[state->linelen - 1] = NUL; 885 #ifdef USE_CRNL 886 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 887 state->linebuf[state->linelen - 2] = NUL; 888 #endif 889 } 890 891 remove_bom(state->linebuf); 892 893 return QF_OK; 894 } 895 896 typedef struct { 897 char_u *namebuf; 898 char_u *module; 899 char_u *errmsg; 900 int errmsglen; 901 long lnum; 902 int col; 903 char_u use_viscol; 904 char_u *pattern; 905 int enr; 906 int type; 907 int valid; 908 } qffields_T; 909 910 /* 911 * Parse the match for filename ('%f') pattern in regmatch. 912 * Return the matched value in "fields->namebuf". 913 */ 914 static int 915 qf_parse_fmt_f(regmatch_T *rmp, int midx, qffields_T *fields, int prefix) 916 { 917 int c; 918 919 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 920 return QF_FAIL; 921 922 // Expand ~/file and $HOME/file to full path. 923 c = *rmp->endp[midx]; 924 *rmp->endp[midx] = NUL; 925 expand_env(rmp->startp[midx], fields->namebuf, CMDBUFFSIZE); 926 *rmp->endp[midx] = c; 927 928 // For separate filename patterns (%O, %P and %Q), the specified file 929 // should exist. 930 if (vim_strchr((char_u *)"OPQ", prefix) != NULL 931 && mch_getperm(fields->namebuf) == -1) 932 return QF_FAIL; 933 934 return QF_OK; 935 } 936 937 /* 938 * Parse the match for error number ('%n') pattern in regmatch. 939 * Return the matched value in "fields->enr". 940 */ 941 static int 942 qf_parse_fmt_n(regmatch_T *rmp, int midx, qffields_T *fields) 943 { 944 if (rmp->startp[midx] == NULL) 945 return QF_FAIL; 946 fields->enr = (int)atol((char *)rmp->startp[midx]); 947 return QF_OK; 948 } 949 950 /* 951 * Parse the match for line number (%l') pattern in regmatch. 952 * Return the matched value in "fields->lnum". 953 */ 954 static int 955 qf_parse_fmt_l(regmatch_T *rmp, int midx, qffields_T *fields) 956 { 957 if (rmp->startp[midx] == NULL) 958 return QF_FAIL; 959 fields->lnum = atol((char *)rmp->startp[midx]); 960 return QF_OK; 961 } 962 963 /* 964 * Parse the match for column number ('%c') pattern in regmatch. 965 * Return the matched value in "fields->col". 966 */ 967 static int 968 qf_parse_fmt_c(regmatch_T *rmp, int midx, qffields_T *fields) 969 { 970 if (rmp->startp[midx] == NULL) 971 return QF_FAIL; 972 fields->col = (int)atol((char *)rmp->startp[midx]); 973 return QF_OK; 974 } 975 976 /* 977 * Parse the match for error type ('%t') pattern in regmatch. 978 * Return the matched value in "fields->type". 979 */ 980 static int 981 qf_parse_fmt_t(regmatch_T *rmp, int midx, qffields_T *fields) 982 { 983 if (rmp->startp[midx] == NULL) 984 return QF_FAIL; 985 fields->type = *rmp->startp[midx]; 986 return QF_OK; 987 } 988 989 /* 990 * Copy a non-error line into the error string. Return the matched line in 991 * "fields->errmsg". 992 */ 993 static int 994 copy_nonerror_line(char_u *linebuf, int linelen, qffields_T *fields) 995 { 996 char_u *p; 997 998 if (linelen >= fields->errmsglen) 999 { 1000 // linelen + null terminator 1001 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 1002 return QF_NOMEM; 1003 fields->errmsg = p; 1004 fields->errmsglen = linelen + 1; 1005 } 1006 // copy whole line to error message 1007 vim_strncpy(fields->errmsg, linebuf, linelen); 1008 1009 return QF_OK; 1010 } 1011 1012 /* 1013 * Parse the match for error message ('%m') pattern in regmatch. 1014 * Return the matched value in "fields->errmsg". 1015 */ 1016 static int 1017 qf_parse_fmt_m(regmatch_T *rmp, int midx, qffields_T *fields) 1018 { 1019 char_u *p; 1020 int len; 1021 1022 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1023 return QF_FAIL; 1024 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1025 if (len >= fields->errmsglen) 1026 { 1027 // len + null terminator 1028 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 1029 return QF_NOMEM; 1030 fields->errmsg = p; 1031 fields->errmsglen = len + 1; 1032 } 1033 vim_strncpy(fields->errmsg, rmp->startp[midx], len); 1034 return QF_OK; 1035 } 1036 1037 /* 1038 * Parse the match for rest of a single-line file message ('%r') pattern. 1039 * Return the matched value in "tail". 1040 */ 1041 static int 1042 qf_parse_fmt_r(regmatch_T *rmp, int midx, char_u **tail) 1043 { 1044 if (rmp->startp[midx] == NULL) 1045 return QF_FAIL; 1046 *tail = rmp->startp[midx]; 1047 return QF_OK; 1048 } 1049 1050 /* 1051 * Parse the match for the pointer line ('%p') pattern in regmatch. 1052 * Return the matched value in "fields->col". 1053 */ 1054 static int 1055 qf_parse_fmt_p(regmatch_T *rmp, int midx, qffields_T *fields) 1056 { 1057 char_u *match_ptr; 1058 1059 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1060 return QF_FAIL; 1061 fields->col = 0; 1062 for (match_ptr = rmp->startp[midx]; match_ptr != rmp->endp[midx]; 1063 ++match_ptr) 1064 { 1065 ++fields->col; 1066 if (*match_ptr == TAB) 1067 { 1068 fields->col += 7; 1069 fields->col -= fields->col % 8; 1070 } 1071 } 1072 ++fields->col; 1073 fields->use_viscol = TRUE; 1074 return QF_OK; 1075 } 1076 1077 /* 1078 * Parse the match for the virtual column number ('%v') pattern in regmatch. 1079 * Return the matched value in "fields->col". 1080 */ 1081 static int 1082 qf_parse_fmt_v(regmatch_T *rmp, int midx, qffields_T *fields) 1083 { 1084 if (rmp->startp[midx] == NULL) 1085 return QF_FAIL; 1086 fields->col = (int)atol((char *)rmp->startp[midx]); 1087 fields->use_viscol = TRUE; 1088 return QF_OK; 1089 } 1090 1091 /* 1092 * Parse the match for the search text ('%s') pattern in regmatch. 1093 * Return the matched value in "fields->pattern". 1094 */ 1095 static int 1096 qf_parse_fmt_s(regmatch_T *rmp, int midx, qffields_T *fields) 1097 { 1098 int len; 1099 1100 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1101 return QF_FAIL; 1102 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1103 if (len > CMDBUFFSIZE - 5) 1104 len = CMDBUFFSIZE - 5; 1105 STRCPY(fields->pattern, "^\\V"); 1106 STRNCAT(fields->pattern, rmp->startp[midx], len); 1107 fields->pattern[len + 3] = '\\'; 1108 fields->pattern[len + 4] = '$'; 1109 fields->pattern[len + 5] = NUL; 1110 return QF_OK; 1111 } 1112 1113 /* 1114 * Parse the match for the module ('%o') pattern in regmatch. 1115 * Return the matched value in "fields->module". 1116 */ 1117 static int 1118 qf_parse_fmt_o(regmatch_T *rmp, int midx, qffields_T *fields) 1119 { 1120 int len; 1121 1122 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1123 return QF_FAIL; 1124 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1125 if (len > CMDBUFFSIZE) 1126 len = CMDBUFFSIZE; 1127 STRNCAT(fields->module, rmp->startp[midx], len); 1128 return QF_OK; 1129 } 1130 1131 /* 1132 * 'errorformat' format pattern parser functions. 1133 * The '%f' and '%r' formats are parsed differently from other formats. 1134 * See qf_parse_match() for details. 1135 */ 1136 static int (*qf_parse_fmt[FMT_PATTERNS])(regmatch_T *, int, qffields_T *) = 1137 { 1138 NULL, 1139 qf_parse_fmt_n, 1140 qf_parse_fmt_l, 1141 qf_parse_fmt_c, 1142 qf_parse_fmt_t, 1143 qf_parse_fmt_m, 1144 NULL, 1145 qf_parse_fmt_p, 1146 qf_parse_fmt_v, 1147 qf_parse_fmt_s, 1148 qf_parse_fmt_o 1149 }; 1150 1151 /* 1152 * Parse the error format pattern matches in "regmatch" and set the values in 1153 * "fields". fmt_ptr contains the 'efm' format specifiers/prefixes that have a 1154 * match. Returns QF_OK if all the matches are successfully parsed. On 1155 * failure, returns QF_FAIL or QF_NOMEM. 1156 */ 1157 static int 1158 qf_parse_match( 1159 char_u *linebuf, 1160 int linelen, 1161 efm_T *fmt_ptr, 1162 regmatch_T *regmatch, 1163 qffields_T *fields, 1164 int qf_multiline, 1165 int qf_multiscan, 1166 char_u **tail) 1167 { 1168 int idx = fmt_ptr->prefix; 1169 int i; 1170 int midx; 1171 int status; 1172 1173 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 1174 return QF_FAIL; 1175 if (vim_strchr((char_u *)"EWIN", idx) != NULL) 1176 fields->type = idx; 1177 else 1178 fields->type = 0; 1179 1180 // Extract error message data from matched line. 1181 // We check for an actual submatch, because "\[" and "\]" in 1182 // the 'errorformat' may cause the wrong submatch to be used. 1183 for (i = 0; i < FMT_PATTERNS; i++) 1184 { 1185 status = QF_OK; 1186 midx = (int)fmt_ptr->addr[i]; 1187 if (i == 0 && midx > 0) // %f 1188 status = qf_parse_fmt_f(regmatch, midx, fields, idx); 1189 else if (i == 5) 1190 { 1191 if (fmt_ptr->flags == '+' && !qf_multiscan) // %+ 1192 status = copy_nonerror_line(linebuf, linelen, fields); 1193 else if (midx > 0) // %m 1194 status = qf_parse_fmt_m(regmatch, midx, fields); 1195 } 1196 else if (i == 6 && midx > 0) // %r 1197 status = qf_parse_fmt_r(regmatch, midx, tail); 1198 else if (midx > 0) // others 1199 status = (qf_parse_fmt[i])(regmatch, midx, fields); 1200 1201 if (status != QF_OK) 1202 return status; 1203 } 1204 1205 return QF_OK; 1206 } 1207 1208 /* 1209 * Parse an error line in 'linebuf' using a single error format string in 1210 * 'fmt_ptr->prog' and return the matching values in 'fields'. 1211 * Returns QF_OK if the efm format matches completely and the fields are 1212 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 1213 */ 1214 static int 1215 qf_parse_get_fields( 1216 char_u *linebuf, 1217 int linelen, 1218 efm_T *fmt_ptr, 1219 qffields_T *fields, 1220 int qf_multiline, 1221 int qf_multiscan, 1222 char_u **tail) 1223 { 1224 regmatch_T regmatch; 1225 int status = QF_FAIL; 1226 int r; 1227 1228 if (qf_multiscan && 1229 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1230 return QF_FAIL; 1231 1232 fields->namebuf[0] = NUL; 1233 fields->module[0] = NUL; 1234 fields->pattern[0] = NUL; 1235 if (!qf_multiscan) 1236 fields->errmsg[0] = NUL; 1237 fields->lnum = 0; 1238 fields->col = 0; 1239 fields->use_viscol = FALSE; 1240 fields->enr = -1; 1241 fields->type = 0; 1242 *tail = NULL; 1243 1244 // Always ignore case when looking for a matching error. 1245 regmatch.rm_ic = TRUE; 1246 regmatch.regprog = fmt_ptr->prog; 1247 r = vim_regexec(®match, linebuf, (colnr_T)0); 1248 fmt_ptr->prog = regmatch.regprog; 1249 if (r) 1250 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1251 fields, qf_multiline, qf_multiscan, tail); 1252 1253 return status; 1254 } 1255 1256 /* 1257 * Parse directory error format prefixes (%D and %X). 1258 * Push and pop directories from the directory stack when scanning directory 1259 * names. 1260 */ 1261 static int 1262 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1263 { 1264 if (idx == 'D') // enter directory 1265 { 1266 if (*fields->namebuf == NUL) 1267 { 1268 emsg(_("E379: Missing or empty directory name")); 1269 return QF_FAIL; 1270 } 1271 qfl->qf_directory = 1272 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1273 if (qfl->qf_directory == NULL) 1274 return QF_FAIL; 1275 } 1276 else if (idx == 'X') // leave directory 1277 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1278 1279 return QF_OK; 1280 } 1281 1282 /* 1283 * Parse global file name error format prefixes (%O, %P and %Q). 1284 */ 1285 static int 1286 qf_parse_file_pfx( 1287 int idx, 1288 qffields_T *fields, 1289 qf_list_T *qfl, 1290 char_u *tail) 1291 { 1292 fields->valid = FALSE; 1293 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1294 { 1295 if (*fields->namebuf && idx == 'P') 1296 qfl->qf_currfile = 1297 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1298 else if (idx == 'Q') 1299 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1300 *fields->namebuf = NUL; 1301 if (tail && *tail) 1302 { 1303 STRMOVE(IObuff, skipwhite(tail)); 1304 qfl->qf_multiscan = TRUE; 1305 return QF_MULTISCAN; 1306 } 1307 } 1308 1309 return QF_OK; 1310 } 1311 1312 /* 1313 * Parse a non-error line (a line which doesn't match any of the error 1314 * format in 'efm'). 1315 */ 1316 static int 1317 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1318 { 1319 fields->namebuf[0] = NUL; // no match found, remove file name 1320 fields->lnum = 0; // don't jump to this line 1321 fields->valid = FALSE; 1322 1323 return copy_nonerror_line(linebuf, linelen, fields); 1324 } 1325 1326 /* 1327 * Parse multi-line error format prefixes (%C and %Z) 1328 */ 1329 static int 1330 qf_parse_multiline_pfx( 1331 int idx, 1332 qf_list_T *qfl, 1333 qffields_T *fields) 1334 { 1335 char_u *ptr; 1336 int len; 1337 1338 if (!qfl->qf_multiignore) 1339 { 1340 qfline_T *qfprev = qfl->qf_last; 1341 1342 if (qfprev == NULL) 1343 return QF_FAIL; 1344 if (*fields->errmsg && !qfl->qf_multiignore) 1345 { 1346 len = (int)STRLEN(qfprev->qf_text); 1347 if ((ptr = alloc(len + STRLEN(fields->errmsg) + 2)) 1348 == NULL) 1349 return QF_FAIL; 1350 STRCPY(ptr, qfprev->qf_text); 1351 vim_free(qfprev->qf_text); 1352 qfprev->qf_text = ptr; 1353 *(ptr += len) = '\n'; 1354 STRCPY(++ptr, fields->errmsg); 1355 } 1356 if (qfprev->qf_nr == -1) 1357 qfprev->qf_nr = fields->enr; 1358 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1359 // only printable chars allowed 1360 qfprev->qf_type = fields->type; 1361 1362 if (!qfprev->qf_lnum) 1363 qfprev->qf_lnum = fields->lnum; 1364 if (!qfprev->qf_col) 1365 qfprev->qf_col = fields->col; 1366 qfprev->qf_viscol = fields->use_viscol; 1367 if (!qfprev->qf_fnum) 1368 qfprev->qf_fnum = qf_get_fnum(qfl, 1369 qfl->qf_directory, 1370 *fields->namebuf || qfl->qf_directory != NULL 1371 ? fields->namebuf 1372 : qfl->qf_currfile != NULL && fields->valid 1373 ? qfl->qf_currfile : 0); 1374 } 1375 if (idx == 'Z') 1376 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1377 line_breakcheck(); 1378 1379 return QF_IGNORE_LINE; 1380 } 1381 1382 /* 1383 * Parse a line and get the quickfix fields. 1384 * Return the QF_ status. 1385 */ 1386 static int 1387 qf_parse_line( 1388 qf_list_T *qfl, 1389 char_u *linebuf, 1390 int linelen, 1391 efm_T *fmt_first, 1392 qffields_T *fields) 1393 { 1394 efm_T *fmt_ptr; 1395 int idx = 0; 1396 char_u *tail = NULL; 1397 int status; 1398 1399 restofline: 1400 // If there was no %> item start at the first pattern 1401 if (fmt_start == NULL) 1402 fmt_ptr = fmt_first; 1403 else 1404 { 1405 // Otherwise start from the last used pattern 1406 fmt_ptr = fmt_start; 1407 fmt_start = NULL; 1408 } 1409 1410 // Try to match each part of 'errorformat' until we find a complete 1411 // match or no match. 1412 fields->valid = TRUE; 1413 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1414 { 1415 idx = fmt_ptr->prefix; 1416 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1417 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1418 if (status == QF_NOMEM) 1419 return status; 1420 if (status == QF_OK) 1421 break; 1422 } 1423 qfl->qf_multiscan = FALSE; 1424 1425 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1426 { 1427 if (fmt_ptr != NULL) 1428 { 1429 // 'D' and 'X' directory specifiers 1430 status = qf_parse_dir_pfx(idx, fields, qfl); 1431 if (status != QF_OK) 1432 return status; 1433 } 1434 1435 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1436 if (status != QF_OK) 1437 return status; 1438 1439 if (fmt_ptr == NULL) 1440 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1441 } 1442 else if (fmt_ptr != NULL) 1443 { 1444 // honor %> item 1445 if (fmt_ptr->conthere) 1446 fmt_start = fmt_ptr; 1447 1448 if (vim_strchr((char_u *)"AEWIN", idx) != NULL) 1449 { 1450 qfl->qf_multiline = TRUE; // start of a multi-line message 1451 qfl->qf_multiignore = FALSE;// reset continuation 1452 } 1453 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1454 { // continuation of multi-line msg 1455 status = qf_parse_multiline_pfx(idx, qfl, fields); 1456 if (status != QF_OK) 1457 return status; 1458 } 1459 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1460 { // global file names 1461 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1462 if (status == QF_MULTISCAN) 1463 goto restofline; 1464 } 1465 if (fmt_ptr->flags == '-') // generally exclude this line 1466 { 1467 if (qfl->qf_multiline) 1468 // also exclude continuation lines 1469 qfl->qf_multiignore = TRUE; 1470 return QF_IGNORE_LINE; 1471 } 1472 } 1473 1474 return QF_OK; 1475 } 1476 1477 /* 1478 * Returns TRUE if the specified quickfix/location stack is empty 1479 */ 1480 static int 1481 qf_stack_empty(qf_info_T *qi) 1482 { 1483 return qi == NULL || qi->qf_listcount <= 0; 1484 } 1485 1486 /* 1487 * Returns TRUE if the specified quickfix/location list is empty. 1488 */ 1489 static int 1490 qf_list_empty(qf_list_T *qfl) 1491 { 1492 return qfl == NULL || qfl->qf_count <= 0; 1493 } 1494 1495 /* 1496 * Returns TRUE if the specified quickfix/location list is not empty and 1497 * has valid entries. 1498 */ 1499 static int 1500 qf_list_has_valid_entries(qf_list_T *qfl) 1501 { 1502 return !qf_list_empty(qfl) && !qfl->qf_nonevalid; 1503 } 1504 1505 /* 1506 * Return a pointer to a list in the specified quickfix stack 1507 */ 1508 static qf_list_T * 1509 qf_get_list(qf_info_T *qi, int idx) 1510 { 1511 return &qi->qf_lists[idx]; 1512 } 1513 1514 /* 1515 * Allocate the fields used for parsing lines and populating a quickfix list. 1516 */ 1517 static int 1518 qf_alloc_fields(qffields_T *pfields) 1519 { 1520 pfields->namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1521 pfields->module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1522 pfields->errmsglen = CMDBUFFSIZE + 1; 1523 pfields->errmsg = alloc_id(pfields->errmsglen, aid_qf_errmsg); 1524 pfields->pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1525 if (pfields->namebuf == NULL || pfields->errmsg == NULL 1526 || pfields->pattern == NULL || pfields->module == NULL) 1527 return FAIL; 1528 1529 return OK; 1530 } 1531 1532 /* 1533 * Free the fields used for parsing lines and populating a quickfix list. 1534 */ 1535 static void 1536 qf_free_fields(qffields_T *pfields) 1537 { 1538 vim_free(pfields->namebuf); 1539 vim_free(pfields->module); 1540 vim_free(pfields->errmsg); 1541 vim_free(pfields->pattern); 1542 } 1543 1544 /* 1545 * Setup the state information used for parsing lines and populating a 1546 * quickfix list. 1547 */ 1548 static int 1549 qf_setup_state( 1550 qfstate_T *pstate, 1551 char_u *enc, 1552 char_u *efile, 1553 typval_T *tv, 1554 buf_T *buf, 1555 linenr_T lnumfirst, 1556 linenr_T lnumlast) 1557 { 1558 pstate->vc.vc_type = CONV_NONE; 1559 if (enc != NULL && *enc != NUL) 1560 convert_setup(&pstate->vc, enc, p_enc); 1561 1562 if (efile != NULL && (pstate->fd = mch_fopen((char *)efile, "r")) == NULL) 1563 { 1564 semsg(_(e_openerrf), efile); 1565 return FAIL; 1566 } 1567 1568 if (tv != NULL) 1569 { 1570 if (tv->v_type == VAR_STRING) 1571 pstate->p_str = tv->vval.v_string; 1572 else if (tv->v_type == VAR_LIST) 1573 pstate->p_li = tv->vval.v_list->lv_first; 1574 pstate->tv = tv; 1575 } 1576 pstate->buf = buf; 1577 pstate->buflnum = lnumfirst; 1578 pstate->lnumlast = lnumlast; 1579 1580 return OK; 1581 } 1582 1583 /* 1584 * Cleanup the state information used for parsing lines and populating a 1585 * quickfix list. 1586 */ 1587 static void 1588 qf_cleanup_state(qfstate_T *pstate) 1589 { 1590 if (pstate->fd != NULL) 1591 fclose(pstate->fd); 1592 1593 vim_free(pstate->growbuf); 1594 if (pstate->vc.vc_type != CONV_NONE) 1595 convert_setup(&pstate->vc, NULL, NULL); 1596 } 1597 1598 /* 1599 * Process the next line from a file/buffer/list/string and add it 1600 * to the quickfix list 'qfl'. 1601 */ 1602 static int 1603 qf_init_process_nextline( 1604 qf_list_T *qfl, 1605 efm_T *fmt_first, 1606 qfstate_T *state, 1607 qffields_T *fields) 1608 { 1609 int status; 1610 1611 // Get the next line from a file/buffer/list/string 1612 status = qf_get_nextline(state); 1613 if (status != QF_OK) 1614 return status; 1615 1616 status = qf_parse_line(qfl, state->linebuf, state->linelen, 1617 fmt_first, fields); 1618 if (status != QF_OK) 1619 return status; 1620 1621 return qf_add_entry(qfl, 1622 qfl->qf_directory, 1623 (*fields->namebuf || qfl->qf_directory != NULL) 1624 ? fields->namebuf 1625 : ((qfl->qf_currfile != NULL && fields->valid) 1626 ? qfl->qf_currfile : (char_u *)NULL), 1627 fields->module, 1628 0, 1629 fields->errmsg, 1630 fields->lnum, 1631 fields->col, 1632 fields->use_viscol, 1633 fields->pattern, 1634 fields->enr, 1635 fields->type, 1636 fields->valid); 1637 } 1638 1639 /* 1640 * Read the errorfile "efile" into memory, line by line, building the error 1641 * list. 1642 * Alternative: when "efile" is NULL read errors from buffer "buf". 1643 * Alternative: when "tv" is not NULL get errors from the string or list. 1644 * Always use 'errorformat' from "buf" if there is a local value. 1645 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1646 * Set the title of the list to "qf_title". 1647 * Return -1 for error, number of errors for success. 1648 */ 1649 static int 1650 qf_init_ext( 1651 qf_info_T *qi, 1652 int qf_idx, 1653 char_u *efile, 1654 buf_T *buf, 1655 typval_T *tv, 1656 char_u *errorformat, 1657 int newlist, // TRUE: start a new error list 1658 linenr_T lnumfirst, // first line number to use 1659 linenr_T lnumlast, // last line number to use 1660 char_u *qf_title, 1661 char_u *enc) 1662 { 1663 qf_list_T *qfl; 1664 qfstate_T state; 1665 qffields_T fields; 1666 qfline_T *old_last = NULL; 1667 int adding = FALSE; 1668 static efm_T *fmt_first = NULL; 1669 char_u *efm; 1670 static char_u *last_efm = NULL; 1671 int retval = -1; // default: return error flag 1672 int status; 1673 1674 // Do not used the cached buffer, it may have been wiped out. 1675 VIM_CLEAR(qf_last_bufname); 1676 1677 CLEAR_FIELD(state); 1678 CLEAR_FIELD(fields); 1679 if ((qf_alloc_fields(&fields) == FAIL) || 1680 (qf_setup_state(&state, enc, efile, tv, buf, 1681 lnumfirst, lnumlast) == FAIL)) 1682 goto qf_init_end; 1683 1684 if (newlist || qf_idx == qi->qf_listcount) 1685 { 1686 // make place for a new list 1687 qf_new_list(qi, qf_title); 1688 qf_idx = qi->qf_curlist; 1689 qfl = qf_get_list(qi, qf_idx); 1690 } 1691 else 1692 { 1693 // Adding to existing list, use last entry. 1694 adding = TRUE; 1695 qfl = qf_get_list(qi, qf_idx); 1696 if (!qf_list_empty(qfl)) 1697 old_last = qfl->qf_last; 1698 } 1699 1700 // Use the local value of 'errorformat' if it's set. 1701 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1702 efm = buf->b_p_efm; 1703 else 1704 efm = errorformat; 1705 1706 // If the errorformat didn't change between calls, then reuse the 1707 // previously parsed values. 1708 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1709 { 1710 // free the previously parsed data 1711 VIM_CLEAR(last_efm); 1712 free_efm_list(&fmt_first); 1713 1714 // parse the current 'efm' 1715 fmt_first = parse_efm_option(efm); 1716 if (fmt_first != NULL) 1717 last_efm = vim_strsave(efm); 1718 } 1719 1720 if (fmt_first == NULL) // nothing found 1721 goto error2; 1722 1723 // got_int is reset here, because it was probably set when killing the 1724 // ":make" command, but we still want to read the errorfile then. 1725 got_int = FALSE; 1726 1727 // Read the lines in the error file one by one. 1728 // Try to recognize one of the error formats in each line. 1729 while (!got_int) 1730 { 1731 status = qf_init_process_nextline(qfl, fmt_first, &state, &fields); 1732 if (status == QF_NOMEM) // memory alloc failure 1733 goto qf_init_end; 1734 if (status == QF_END_OF_INPUT) // end of input 1735 break; 1736 if (status == QF_FAIL) 1737 goto error2; 1738 1739 line_breakcheck(); 1740 } 1741 if (state.fd == NULL || !ferror(state.fd)) 1742 { 1743 if (qfl->qf_index == 0) 1744 { 1745 // no valid entry found 1746 qfl->qf_ptr = qfl->qf_start; 1747 qfl->qf_index = 1; 1748 qfl->qf_nonevalid = TRUE; 1749 } 1750 else 1751 { 1752 qfl->qf_nonevalid = FALSE; 1753 if (qfl->qf_ptr == NULL) 1754 qfl->qf_ptr = qfl->qf_start; 1755 } 1756 // return number of matches 1757 retval = qfl->qf_count; 1758 goto qf_init_end; 1759 } 1760 emsg(_(e_readerrf)); 1761 error2: 1762 if (!adding) 1763 { 1764 // Error when creating a new list. Free the new list 1765 qf_free(qfl); 1766 qi->qf_listcount--; 1767 if (qi->qf_curlist > 0) 1768 --qi->qf_curlist; 1769 } 1770 qf_init_end: 1771 if (qf_idx == qi->qf_curlist) 1772 qf_update_buffer(qi, old_last); 1773 qf_cleanup_state(&state); 1774 qf_free_fields(&fields); 1775 1776 return retval; 1777 } 1778 1779 /* 1780 * Read the errorfile "efile" into memory, line by line, building the error 1781 * list. Set the error list's title to qf_title. 1782 * Return -1 for error, number of errors for success. 1783 */ 1784 int 1785 qf_init(win_T *wp, 1786 char_u *efile, 1787 char_u *errorformat, 1788 int newlist, // TRUE: start a new error list 1789 char_u *qf_title, 1790 char_u *enc) 1791 { 1792 qf_info_T *qi = &ql_info; 1793 1794 if (wp != NULL) 1795 { 1796 qi = ll_get_or_alloc_list(wp); 1797 if (qi == NULL) 1798 return FAIL; 1799 } 1800 1801 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 1802 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 1803 } 1804 1805 /* 1806 * Set the title of the specified quickfix list. Frees the previous title. 1807 * Prepends ':' to the title. 1808 */ 1809 static void 1810 qf_store_title(qf_list_T *qfl, char_u *title) 1811 { 1812 VIM_CLEAR(qfl->qf_title); 1813 1814 if (title != NULL) 1815 { 1816 char_u *p = alloc(STRLEN(title) + 2); 1817 1818 qfl->qf_title = p; 1819 if (p != NULL) 1820 STRCPY(p, title); 1821 } 1822 } 1823 1824 /* 1825 * The title of a quickfix/location list is set, by default, to the command 1826 * that created the quickfix list with the ":" prefix. 1827 * Create a quickfix list title string by prepending ":" to a user command. 1828 * Returns a pointer to a static buffer with the title. 1829 */ 1830 static char_u * 1831 qf_cmdtitle(char_u *cmd) 1832 { 1833 static char_u qftitle_str[IOSIZE]; 1834 1835 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1836 return qftitle_str; 1837 } 1838 1839 /* 1840 * Return a pointer to the current list in the specified quickfix stack 1841 */ 1842 static qf_list_T * 1843 qf_get_curlist(qf_info_T *qi) 1844 { 1845 return qf_get_list(qi, qi->qf_curlist); 1846 } 1847 1848 /* 1849 * Prepare for adding a new quickfix list. If the current list is in the 1850 * middle of the stack, then all the following lists are freed and then 1851 * the new list is added. 1852 */ 1853 static void 1854 qf_new_list(qf_info_T *qi, char_u *qf_title) 1855 { 1856 int i; 1857 qf_list_T *qfl; 1858 1859 // If the current entry is not the last entry, delete entries beyond 1860 // the current entry. This makes it possible to browse in a tree-like 1861 // way with ":grep". 1862 while (qi->qf_listcount > qi->qf_curlist + 1) 1863 qf_free(&qi->qf_lists[--qi->qf_listcount]); 1864 1865 // When the stack is full, remove to oldest entry 1866 // Otherwise, add a new entry. 1867 if (qi->qf_listcount == LISTCOUNT) 1868 { 1869 qf_free(&qi->qf_lists[0]); 1870 for (i = 1; i < LISTCOUNT; ++i) 1871 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1872 qi->qf_curlist = LISTCOUNT - 1; 1873 } 1874 else 1875 qi->qf_curlist = qi->qf_listcount++; 1876 qfl = qf_get_curlist(qi); 1877 CLEAR_POINTER(qfl); 1878 qf_store_title(qfl, qf_title); 1879 qfl->qfl_type = qi->qfl_type; 1880 qfl->qf_id = ++last_qf_id; 1881 } 1882 1883 /* 1884 * Queue location list stack delete request. 1885 */ 1886 static void 1887 locstack_queue_delreq(qf_info_T *qi) 1888 { 1889 qf_delq_T *q; 1890 1891 q = ALLOC_ONE(qf_delq_T); 1892 if (q != NULL) 1893 { 1894 q->qi = qi; 1895 q->next = qf_delq_head; 1896 qf_delq_head = q; 1897 } 1898 } 1899 1900 /* 1901 * Return the global quickfix stack window buffer number. 1902 */ 1903 int 1904 qf_stack_get_bufnr(void) 1905 { 1906 return ql_info.qf_bufnr; 1907 } 1908 1909 /* 1910 * Wipe the quickfix window buffer (if present) for the specified 1911 * quickfix/location list. 1912 */ 1913 static void 1914 wipe_qf_buffer(qf_info_T *qi) 1915 { 1916 buf_T *qfbuf; 1917 1918 if (qi->qf_bufnr != INVALID_QFBUFNR) 1919 { 1920 qfbuf = buflist_findnr(qi->qf_bufnr); 1921 if (qfbuf != NULL && qfbuf->b_nwindows == 0) 1922 { 1923 // If the quickfix buffer is not loaded in any window, then 1924 // wipe the buffer. 1925 close_buffer(NULL, qfbuf, DOBUF_WIPE, FALSE, FALSE); 1926 qi->qf_bufnr = INVALID_QFBUFNR; 1927 } 1928 } 1929 } 1930 1931 /* 1932 * Free a location list stack 1933 */ 1934 static void 1935 ll_free_all(qf_info_T **pqi) 1936 { 1937 int i; 1938 qf_info_T *qi; 1939 1940 qi = *pqi; 1941 if (qi == NULL) 1942 return; 1943 *pqi = NULL; // Remove reference to this list 1944 1945 // If the location list is still in use, then queue the delete request 1946 // to be processed later. 1947 if (quickfix_busy > 0) 1948 { 1949 locstack_queue_delreq(qi); 1950 return; 1951 } 1952 1953 qi->qf_refcount--; 1954 if (qi->qf_refcount < 1) 1955 { 1956 // No references to this location list. 1957 // If the quickfix window buffer is loaded, then wipe it 1958 wipe_qf_buffer(qi); 1959 1960 for (i = 0; i < qi->qf_listcount; ++i) 1961 qf_free(qf_get_list(qi, i)); 1962 vim_free(qi); 1963 } 1964 } 1965 1966 /* 1967 * Free all the quickfix/location lists in the stack. 1968 */ 1969 void 1970 qf_free_all(win_T *wp) 1971 { 1972 int i; 1973 qf_info_T *qi = &ql_info; 1974 1975 if (wp != NULL) 1976 { 1977 // location list 1978 ll_free_all(&wp->w_llist); 1979 ll_free_all(&wp->w_llist_ref); 1980 } 1981 else 1982 // quickfix list 1983 for (i = 0; i < qi->qf_listcount; ++i) 1984 qf_free(qf_get_list(qi, i)); 1985 } 1986 1987 /* 1988 * Delay freeing of location list stacks when the quickfix code is running. 1989 * Used to avoid problems with autocmds freeing location list stacks when the 1990 * quickfix code is still referencing the stack. 1991 * Must always call decr_quickfix_busy() exactly once after this. 1992 */ 1993 static void 1994 incr_quickfix_busy(void) 1995 { 1996 quickfix_busy++; 1997 } 1998 1999 /* 2000 * Safe to free location list stacks. Process any delayed delete requests. 2001 */ 2002 static void 2003 decr_quickfix_busy(void) 2004 { 2005 if (--quickfix_busy == 0) 2006 { 2007 // No longer referencing the location lists. Process all the pending 2008 // delete requests. 2009 while (qf_delq_head != NULL) 2010 { 2011 qf_delq_T *q = qf_delq_head; 2012 2013 qf_delq_head = q->next; 2014 ll_free_all(&q->qi); 2015 vim_free(q); 2016 } 2017 } 2018 #ifdef ABORT_ON_INTERNAL_ERROR 2019 if (quickfix_busy < 0) 2020 { 2021 emsg("quickfix_busy has become negative"); 2022 abort(); 2023 } 2024 #endif 2025 } 2026 2027 #if defined(EXITFREE) || defined(PROTO) 2028 void 2029 check_quickfix_busy(void) 2030 { 2031 if (quickfix_busy != 0) 2032 { 2033 semsg("quickfix_busy not zero on exit: %ld", (long)quickfix_busy); 2034 # ifdef ABORT_ON_INTERNAL_ERROR 2035 abort(); 2036 # endif 2037 } 2038 } 2039 #endif 2040 2041 /* 2042 * Add an entry to the end of the list of errors. 2043 * Returns QF_OK or QF_FAIL. 2044 */ 2045 static int 2046 qf_add_entry( 2047 qf_list_T *qfl, // quickfix list entry 2048 char_u *dir, // optional directory name 2049 char_u *fname, // file name or NULL 2050 char_u *module, // module name or NULL 2051 int bufnum, // buffer number or zero 2052 char_u *mesg, // message 2053 long lnum, // line number 2054 int col, // column 2055 int vis_col, // using visual column 2056 char_u *pattern, // search pattern 2057 int nr, // error number 2058 int type, // type character 2059 int valid) // valid entry 2060 { 2061 qfline_T *qfp; 2062 qfline_T **lastp; // pointer to qf_last or NULL 2063 2064 if ((qfp = ALLOC_ONE(qfline_T)) == NULL) 2065 return QF_FAIL; 2066 if (bufnum != 0) 2067 { 2068 buf_T *buf = buflist_findnr(bufnum); 2069 2070 qfp->qf_fnum = bufnum; 2071 if (buf != NULL) 2072 buf->b_has_qf_entry |= 2073 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2074 } 2075 else 2076 qfp->qf_fnum = qf_get_fnum(qfl, dir, fname); 2077 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 2078 { 2079 vim_free(qfp); 2080 return QF_FAIL; 2081 } 2082 qfp->qf_lnum = lnum; 2083 qfp->qf_col = col; 2084 qfp->qf_viscol = vis_col; 2085 if (pattern == NULL || *pattern == NUL) 2086 qfp->qf_pattern = NULL; 2087 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 2088 { 2089 vim_free(qfp->qf_text); 2090 vim_free(qfp); 2091 return QF_FAIL; 2092 } 2093 if (module == NULL || *module == NUL) 2094 qfp->qf_module = NULL; 2095 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 2096 { 2097 vim_free(qfp->qf_text); 2098 vim_free(qfp->qf_pattern); 2099 vim_free(qfp); 2100 return QF_FAIL; 2101 } 2102 qfp->qf_nr = nr; 2103 if (type != 1 && !vim_isprintc(type)) // only printable chars allowed 2104 type = 0; 2105 qfp->qf_type = type; 2106 qfp->qf_valid = valid; 2107 2108 lastp = &qfl->qf_last; 2109 if (qf_list_empty(qfl)) // first element in the list 2110 { 2111 qfl->qf_start = qfp; 2112 qfl->qf_ptr = qfp; 2113 qfl->qf_index = 0; 2114 qfp->qf_prev = NULL; 2115 } 2116 else 2117 { 2118 qfp->qf_prev = *lastp; 2119 (*lastp)->qf_next = qfp; 2120 } 2121 qfp->qf_next = NULL; 2122 qfp->qf_cleared = FALSE; 2123 *lastp = qfp; 2124 ++qfl->qf_count; 2125 if (qfl->qf_index == 0 && qfp->qf_valid) // first valid entry 2126 { 2127 qfl->qf_index = qfl->qf_count; 2128 qfl->qf_ptr = qfp; 2129 } 2130 2131 return QF_OK; 2132 } 2133 2134 /* 2135 * Allocate a new quickfix/location list stack 2136 */ 2137 static qf_info_T * 2138 qf_alloc_stack(qfltype_T qfltype) 2139 { 2140 qf_info_T *qi; 2141 2142 qi = ALLOC_CLEAR_ONE(qf_info_T); 2143 if (qi != NULL) 2144 { 2145 qi->qf_refcount++; 2146 qi->qfl_type = qfltype; 2147 qi->qf_bufnr = INVALID_QFBUFNR; 2148 } 2149 return qi; 2150 } 2151 2152 /* 2153 * Return the location list stack for window 'wp'. 2154 * If not present, allocate a location list stack 2155 */ 2156 static qf_info_T * 2157 ll_get_or_alloc_list(win_T *wp) 2158 { 2159 if (IS_LL_WINDOW(wp)) 2160 // For a location list window, use the referenced location list 2161 return wp->w_llist_ref; 2162 2163 // For a non-location list window, w_llist_ref should not point to a 2164 // location list. 2165 ll_free_all(&wp->w_llist_ref); 2166 2167 if (wp->w_llist == NULL) 2168 wp->w_llist = qf_alloc_stack(QFLT_LOCATION); // new location list 2169 return wp->w_llist; 2170 } 2171 2172 /* 2173 * Get the quickfix/location list stack to use for the specified Ex command. 2174 * For a location list command, returns the stack for the current window. If 2175 * the location list is not found, then returns NULL and prints an error 2176 * message if 'print_emsg' is TRUE. 2177 */ 2178 static qf_info_T * 2179 qf_cmd_get_stack(exarg_T *eap, int print_emsg) 2180 { 2181 qf_info_T *qi = &ql_info; 2182 2183 if (is_loclist_cmd(eap->cmdidx)) 2184 { 2185 qi = GET_LOC_LIST(curwin); 2186 if (qi == NULL) 2187 { 2188 if (print_emsg) 2189 emsg(_(e_loclist)); 2190 return NULL; 2191 } 2192 } 2193 2194 return qi; 2195 } 2196 2197 /* 2198 * Get the quickfix/location list stack to use for the specified Ex command. 2199 * For a location list command, returns the stack for the current window. 2200 * If the location list is not present, then allocates a new one. 2201 * Returns NULL if the allocation fails. For a location list command, sets 2202 * 'pwinp' to curwin. 2203 */ 2204 static qf_info_T * 2205 qf_cmd_get_or_alloc_stack(exarg_T *eap, win_T **pwinp) 2206 { 2207 qf_info_T *qi = &ql_info; 2208 2209 if (is_loclist_cmd(eap->cmdidx)) 2210 { 2211 qi = ll_get_or_alloc_list(curwin); 2212 if (qi == NULL) 2213 return NULL; 2214 *pwinp = curwin; 2215 } 2216 2217 return qi; 2218 } 2219 2220 /* 2221 * Copy location list entries from 'from_qfl' to 'to_qfl'. 2222 */ 2223 static int 2224 copy_loclist_entries(qf_list_T *from_qfl, qf_list_T *to_qfl) 2225 { 2226 int i; 2227 qfline_T *from_qfp; 2228 qfline_T *prevp; 2229 2230 // copy all the location entries in this list 2231 FOR_ALL_QFL_ITEMS(from_qfl, from_qfp, i) 2232 { 2233 if (qf_add_entry(to_qfl, 2234 NULL, 2235 NULL, 2236 from_qfp->qf_module, 2237 0, 2238 from_qfp->qf_text, 2239 from_qfp->qf_lnum, 2240 from_qfp->qf_col, 2241 from_qfp->qf_viscol, 2242 from_qfp->qf_pattern, 2243 from_qfp->qf_nr, 2244 0, 2245 from_qfp->qf_valid) == QF_FAIL) 2246 return FAIL; 2247 2248 // qf_add_entry() will not set the qf_num field, as the 2249 // directory and file names are not supplied. So the qf_fnum 2250 // field is copied here. 2251 prevp = to_qfl->qf_last; 2252 prevp->qf_fnum = from_qfp->qf_fnum; // file number 2253 prevp->qf_type = from_qfp->qf_type; // error type 2254 if (from_qfl->qf_ptr == from_qfp) 2255 to_qfl->qf_ptr = prevp; // current location 2256 } 2257 2258 return OK; 2259 } 2260 2261 /* 2262 * Copy the specified location list 'from_qfl' to 'to_qfl'. 2263 */ 2264 static int 2265 copy_loclist(qf_list_T *from_qfl, qf_list_T *to_qfl) 2266 { 2267 // Some of the fields are populated by qf_add_entry() 2268 to_qfl->qfl_type = from_qfl->qfl_type; 2269 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 2270 to_qfl->qf_count = 0; 2271 to_qfl->qf_index = 0; 2272 to_qfl->qf_start = NULL; 2273 to_qfl->qf_last = NULL; 2274 to_qfl->qf_ptr = NULL; 2275 if (from_qfl->qf_title != NULL) 2276 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 2277 else 2278 to_qfl->qf_title = NULL; 2279 if (from_qfl->qf_ctx != NULL) 2280 { 2281 to_qfl->qf_ctx = alloc_tv(); 2282 if (to_qfl->qf_ctx != NULL) 2283 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 2284 } 2285 else 2286 to_qfl->qf_ctx = NULL; 2287 if (from_qfl->qftf_cb.cb_name != NULL) 2288 copy_callback(&to_qfl->qftf_cb, &from_qfl->qftf_cb); 2289 else 2290 to_qfl->qftf_cb.cb_name = NULL; 2291 2292 if (from_qfl->qf_count) 2293 if (copy_loclist_entries(from_qfl, to_qfl) == FAIL) 2294 return FAIL; 2295 2296 to_qfl->qf_index = from_qfl->qf_index; // current index in the list 2297 2298 // Assign a new ID for the location list 2299 to_qfl->qf_id = ++last_qf_id; 2300 to_qfl->qf_changedtick = 0L; 2301 2302 // When no valid entries are present in the list, qf_ptr points to 2303 // the first item in the list 2304 if (to_qfl->qf_nonevalid) 2305 { 2306 to_qfl->qf_ptr = to_qfl->qf_start; 2307 to_qfl->qf_index = 1; 2308 } 2309 2310 return OK; 2311 } 2312 2313 /* 2314 * Copy the location list stack 'from' window to 'to' window. 2315 */ 2316 void 2317 copy_loclist_stack(win_T *from, win_T *to) 2318 { 2319 qf_info_T *qi; 2320 int idx; 2321 2322 // When copying from a location list window, copy the referenced 2323 // location list. For other windows, copy the location list for 2324 // that window. 2325 if (IS_LL_WINDOW(from)) 2326 qi = from->w_llist_ref; 2327 else 2328 qi = from->w_llist; 2329 2330 if (qi == NULL) // no location list to copy 2331 return; 2332 2333 // allocate a new location list 2334 if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION)) == NULL) 2335 return; 2336 2337 to->w_llist->qf_listcount = qi->qf_listcount; 2338 2339 // Copy the location lists one at a time 2340 for (idx = 0; idx < qi->qf_listcount; ++idx) 2341 { 2342 to->w_llist->qf_curlist = idx; 2343 2344 if (copy_loclist(qf_get_list(qi, idx), 2345 qf_get_list(to->w_llist, idx)) == FAIL) 2346 { 2347 qf_free_all(to); 2348 return; 2349 } 2350 } 2351 2352 to->w_llist->qf_curlist = qi->qf_curlist; // current list 2353 } 2354 2355 /* 2356 * Get buffer number for file "directory/fname". 2357 * Also sets the b_has_qf_entry flag. 2358 */ 2359 static int 2360 qf_get_fnum(qf_list_T *qfl, char_u *directory, char_u *fname) 2361 { 2362 char_u *ptr = NULL; 2363 buf_T *buf; 2364 char_u *bufname; 2365 2366 if (fname == NULL || *fname == NUL) // no file name 2367 return 0; 2368 2369 #ifdef VMS 2370 vms_remove_version(fname); 2371 #endif 2372 #ifdef BACKSLASH_IN_FILENAME 2373 if (directory != NULL) 2374 slash_adjust(directory); 2375 slash_adjust(fname); 2376 #endif 2377 if (directory != NULL && !vim_isAbsName(fname) 2378 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 2379 { 2380 // Here we check if the file really exists. 2381 // This should normally be true, but if make works without 2382 // "leaving directory"-messages we might have missed a 2383 // directory change. 2384 if (mch_getperm(ptr) < 0) 2385 { 2386 vim_free(ptr); 2387 directory = qf_guess_filepath(qfl, fname); 2388 if (directory) 2389 ptr = concat_fnames(directory, fname, TRUE); 2390 else 2391 ptr = vim_strsave(fname); 2392 } 2393 // Use concatenated directory name and file name 2394 bufname = ptr; 2395 } 2396 else 2397 bufname = fname; 2398 2399 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 2400 && bufref_valid(&qf_last_bufref)) 2401 { 2402 buf = qf_last_bufref.br_buf; 2403 vim_free(ptr); 2404 } 2405 else 2406 { 2407 vim_free(qf_last_bufname); 2408 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 2409 if (bufname == ptr) 2410 qf_last_bufname = bufname; 2411 else 2412 qf_last_bufname = vim_strsave(bufname); 2413 set_bufref(&qf_last_bufref, buf); 2414 } 2415 if (buf == NULL) 2416 return 0; 2417 2418 buf->b_has_qf_entry = 2419 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2420 return buf->b_fnum; 2421 } 2422 2423 /* 2424 * Push dirbuf onto the directory stack and return pointer to actual dir or 2425 * NULL on error. 2426 */ 2427 static char_u * 2428 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 2429 { 2430 struct dir_stack_T *ds_new; 2431 struct dir_stack_T *ds_ptr; 2432 2433 // allocate new stack element and hook it in 2434 ds_new = ALLOC_ONE(struct dir_stack_T); 2435 if (ds_new == NULL) 2436 return NULL; 2437 2438 ds_new->next = *stackptr; 2439 *stackptr = ds_new; 2440 2441 // store directory on the stack 2442 if (vim_isAbsName(dirbuf) 2443 || (*stackptr)->next == NULL 2444 || (*stackptr && is_file_stack)) 2445 (*stackptr)->dirname = vim_strsave(dirbuf); 2446 else 2447 { 2448 // Okay we don't have an absolute path. 2449 // dirbuf must be a subdir of one of the directories on the stack. 2450 // Let's search... 2451 ds_new = (*stackptr)->next; 2452 (*stackptr)->dirname = NULL; 2453 while (ds_new) 2454 { 2455 vim_free((*stackptr)->dirname); 2456 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 2457 TRUE); 2458 if (mch_isdir((*stackptr)->dirname) == TRUE) 2459 break; 2460 2461 ds_new = ds_new->next; 2462 } 2463 2464 // clean up all dirs we already left 2465 while ((*stackptr)->next != ds_new) 2466 { 2467 ds_ptr = (*stackptr)->next; 2468 (*stackptr)->next = (*stackptr)->next->next; 2469 vim_free(ds_ptr->dirname); 2470 vim_free(ds_ptr); 2471 } 2472 2473 // Nothing found -> it must be on top level 2474 if (ds_new == NULL) 2475 { 2476 vim_free((*stackptr)->dirname); 2477 (*stackptr)->dirname = vim_strsave(dirbuf); 2478 } 2479 } 2480 2481 if ((*stackptr)->dirname != NULL) 2482 return (*stackptr)->dirname; 2483 else 2484 { 2485 ds_ptr = *stackptr; 2486 *stackptr = (*stackptr)->next; 2487 vim_free(ds_ptr); 2488 return NULL; 2489 } 2490 } 2491 2492 /* 2493 * pop dirbuf from the directory stack and return previous directory or NULL if 2494 * stack is empty 2495 */ 2496 static char_u * 2497 qf_pop_dir(struct dir_stack_T **stackptr) 2498 { 2499 struct dir_stack_T *ds_ptr; 2500 2501 // TODO: Should we check if dirbuf is the directory on top of the stack? 2502 // What to do if it isn't? 2503 2504 // pop top element and free it 2505 if (*stackptr != NULL) 2506 { 2507 ds_ptr = *stackptr; 2508 *stackptr = (*stackptr)->next; 2509 vim_free(ds_ptr->dirname); 2510 vim_free(ds_ptr); 2511 } 2512 2513 // return NEW top element as current dir or NULL if stack is empty 2514 return *stackptr ? (*stackptr)->dirname : NULL; 2515 } 2516 2517 /* 2518 * clean up directory stack 2519 */ 2520 static void 2521 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2522 { 2523 struct dir_stack_T *ds_ptr; 2524 2525 while ((ds_ptr = *stackptr) != NULL) 2526 { 2527 *stackptr = (*stackptr)->next; 2528 vim_free(ds_ptr->dirname); 2529 vim_free(ds_ptr); 2530 } 2531 } 2532 2533 /* 2534 * Check in which directory of the directory stack the given file can be 2535 * found. 2536 * Returns a pointer to the directory name or NULL if not found. 2537 * Cleans up intermediate directory entries. 2538 * 2539 * TODO: How to solve the following problem? 2540 * If we have this directory tree: 2541 * ./ 2542 * ./aa 2543 * ./aa/bb 2544 * ./bb 2545 * ./bb/x.c 2546 * and make says: 2547 * making all in aa 2548 * making all in bb 2549 * x.c:9: Error 2550 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2551 * qf_guess_filepath will return NULL. 2552 */ 2553 static char_u * 2554 qf_guess_filepath(qf_list_T *qfl, char_u *filename) 2555 { 2556 struct dir_stack_T *ds_ptr; 2557 struct dir_stack_T *ds_tmp; 2558 char_u *fullname; 2559 2560 // no dirs on the stack - there's nothing we can do 2561 if (qfl->qf_dir_stack == NULL) 2562 return NULL; 2563 2564 ds_ptr = qfl->qf_dir_stack->next; 2565 fullname = NULL; 2566 while (ds_ptr) 2567 { 2568 vim_free(fullname); 2569 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2570 2571 // If concat_fnames failed, just go on. The worst thing that can happen 2572 // is that we delete the entire stack. 2573 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2574 break; 2575 2576 ds_ptr = ds_ptr->next; 2577 } 2578 2579 vim_free(fullname); 2580 2581 // clean up all dirs we already left 2582 while (qfl->qf_dir_stack->next != ds_ptr) 2583 { 2584 ds_tmp = qfl->qf_dir_stack->next; 2585 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2586 vim_free(ds_tmp->dirname); 2587 vim_free(ds_tmp); 2588 } 2589 2590 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2591 } 2592 2593 /* 2594 * Returns TRUE if a quickfix/location list with the given identifier exists. 2595 */ 2596 static int 2597 qflist_valid(win_T *wp, int_u qf_id) 2598 { 2599 qf_info_T *qi = &ql_info; 2600 int i; 2601 2602 if (wp != NULL) 2603 { 2604 qi = GET_LOC_LIST(wp); // Location list 2605 if (qi == NULL) 2606 return FALSE; 2607 } 2608 2609 for (i = 0; i < qi->qf_listcount; ++i) 2610 if (qi->qf_lists[i].qf_id == qf_id) 2611 return TRUE; 2612 2613 return FALSE; 2614 } 2615 2616 /* 2617 * When loading a file from the quickfix, the autocommands may modify it. 2618 * This may invalidate the current quickfix entry. This function checks 2619 * whether an entry is still present in the quickfix list. 2620 * Similar to location list. 2621 */ 2622 static int 2623 is_qf_entry_present(qf_list_T *qfl, qfline_T *qf_ptr) 2624 { 2625 qfline_T *qfp; 2626 int i; 2627 2628 // Search for the entry in the current list 2629 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 2630 if (qfp == qf_ptr) 2631 break; 2632 2633 if (i > qfl->qf_count) // Entry is not found 2634 return FALSE; 2635 2636 return TRUE; 2637 } 2638 2639 /* 2640 * Get the next valid entry in the current quickfix/location list. The search 2641 * starts from the current entry. Returns NULL on failure. 2642 */ 2643 static qfline_T * 2644 get_next_valid_entry( 2645 qf_list_T *qfl, 2646 qfline_T *qf_ptr, 2647 int *qf_index, 2648 int dir) 2649 { 2650 int idx; 2651 int old_qf_fnum; 2652 2653 idx = *qf_index; 2654 old_qf_fnum = qf_ptr->qf_fnum; 2655 2656 do 2657 { 2658 if (idx == qfl->qf_count || qf_ptr->qf_next == NULL) 2659 return NULL; 2660 ++idx; 2661 qf_ptr = qf_ptr->qf_next; 2662 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2663 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2664 2665 *qf_index = idx; 2666 return qf_ptr; 2667 } 2668 2669 /* 2670 * Get the previous valid entry in the current quickfix/location list. The 2671 * search starts from the current entry. Returns NULL on failure. 2672 */ 2673 static qfline_T * 2674 get_prev_valid_entry( 2675 qf_list_T *qfl, 2676 qfline_T *qf_ptr, 2677 int *qf_index, 2678 int dir) 2679 { 2680 int idx; 2681 int old_qf_fnum; 2682 2683 idx = *qf_index; 2684 old_qf_fnum = qf_ptr->qf_fnum; 2685 2686 do 2687 { 2688 if (idx == 1 || qf_ptr->qf_prev == NULL) 2689 return NULL; 2690 --idx; 2691 qf_ptr = qf_ptr->qf_prev; 2692 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2693 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2694 2695 *qf_index = idx; 2696 return qf_ptr; 2697 } 2698 2699 /* 2700 * Get the n'th (errornr) previous/next valid entry from the current entry in 2701 * the quickfix list. 2702 * dir == FORWARD or FORWARD_FILE: next valid entry 2703 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2704 */ 2705 static qfline_T * 2706 get_nth_valid_entry( 2707 qf_list_T *qfl, 2708 int errornr, 2709 int dir, 2710 int *new_qfidx) 2711 { 2712 qfline_T *qf_ptr = qfl->qf_ptr; 2713 int qf_idx = qfl->qf_index; 2714 qfline_T *prev_qf_ptr; 2715 int prev_index; 2716 char_u *err = e_no_more_items; 2717 2718 while (errornr--) 2719 { 2720 prev_qf_ptr = qf_ptr; 2721 prev_index = qf_idx; 2722 2723 if (dir == FORWARD || dir == FORWARD_FILE) 2724 qf_ptr = get_next_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2725 else 2726 qf_ptr = get_prev_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2727 if (qf_ptr == NULL) 2728 { 2729 qf_ptr = prev_qf_ptr; 2730 qf_idx = prev_index; 2731 if (err != NULL) 2732 { 2733 emsg(_(err)); 2734 return NULL; 2735 } 2736 break; 2737 } 2738 2739 err = NULL; 2740 } 2741 2742 *new_qfidx = qf_idx; 2743 return qf_ptr; 2744 } 2745 2746 /* 2747 * Get n'th (errornr) quickfix entry from the current entry in the quickfix 2748 * list 'qfl'. Returns a pointer to the new entry and the index in 'new_qfidx' 2749 */ 2750 static qfline_T * 2751 get_nth_entry(qf_list_T *qfl, int errornr, int *new_qfidx) 2752 { 2753 qfline_T *qf_ptr = qfl->qf_ptr; 2754 int qf_idx = qfl->qf_index; 2755 2756 // New error number is less than the current error number 2757 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2758 { 2759 --qf_idx; 2760 qf_ptr = qf_ptr->qf_prev; 2761 } 2762 // New error number is greater than the current error number 2763 while (errornr > qf_idx && qf_idx < qfl->qf_count && 2764 qf_ptr->qf_next != NULL) 2765 { 2766 ++qf_idx; 2767 qf_ptr = qf_ptr->qf_next; 2768 } 2769 2770 *new_qfidx = qf_idx; 2771 return qf_ptr; 2772 } 2773 2774 /* 2775 * Get a entry specified by 'errornr' and 'dir' from the current 2776 * quickfix/location list. 'errornr' specifies the index of the entry and 'dir' 2777 * specifies the direction (FORWARD/BACKWARD/FORWARD_FILE/BACKWARD_FILE). 2778 * Returns a pointer to the entry and the index of the new entry is stored in 2779 * 'new_qfidx'. 2780 */ 2781 static qfline_T * 2782 qf_get_entry( 2783 qf_list_T *qfl, 2784 int errornr, 2785 int dir, 2786 int *new_qfidx) 2787 { 2788 qfline_T *qf_ptr = qfl->qf_ptr; 2789 int qfidx = qfl->qf_index; 2790 2791 if (dir != 0) // next/prev valid entry 2792 qf_ptr = get_nth_valid_entry(qfl, errornr, dir, &qfidx); 2793 else if (errornr != 0) // go to specified number 2794 qf_ptr = get_nth_entry(qfl, errornr, &qfidx); 2795 2796 *new_qfidx = qfidx; 2797 return qf_ptr; 2798 } 2799 2800 /* 2801 * Find a window displaying a Vim help file. 2802 */ 2803 static win_T * 2804 qf_find_help_win(void) 2805 { 2806 win_T *wp; 2807 2808 FOR_ALL_WINDOWS(wp) 2809 if (bt_help(wp->w_buffer)) 2810 return wp; 2811 2812 return NULL; 2813 } 2814 2815 /* 2816 * Set the location list for the specified window to 'qi'. 2817 */ 2818 static void 2819 win_set_loclist(win_T *wp, qf_info_T *qi) 2820 { 2821 wp->w_llist = qi; 2822 qi->qf_refcount++; 2823 } 2824 2825 /* 2826 * Find a help window or open one. If 'newwin' is TRUE, then open a new help 2827 * window. 2828 */ 2829 static int 2830 jump_to_help_window(qf_info_T *qi, int newwin, int *opened_window) 2831 { 2832 win_T *wp; 2833 int flags; 2834 2835 if (cmdmod.tab != 0 || newwin) 2836 wp = NULL; 2837 else 2838 wp = qf_find_help_win(); 2839 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2840 win_enter(wp, TRUE); 2841 else 2842 { 2843 // Split off help window; put it at far top if no position 2844 // specified, the current window is vertically split and narrow. 2845 flags = WSP_HELP; 2846 if (cmdmod.split == 0 && curwin->w_width != Columns 2847 && curwin->w_width < 80) 2848 flags |= WSP_TOP; 2849 // If the user asks to open a new window, then copy the location list. 2850 // Otherwise, don't copy the location list. 2851 if (IS_LL_STACK(qi) && !newwin) 2852 flags |= WSP_NEWLOC; 2853 2854 if (win_split(0, flags) == FAIL) 2855 return FAIL; 2856 2857 *opened_window = TRUE; 2858 2859 if (curwin->w_height < p_hh) 2860 win_setheight((int)p_hh); 2861 2862 // When using location list, the new window should use the supplied 2863 // location list. If the user asks to open a new window, then the new 2864 // window will get a copy of the location list. 2865 if (IS_LL_STACK(qi) && !newwin) 2866 win_set_loclist(curwin, qi); 2867 } 2868 2869 if (!p_im) 2870 restart_edit = 0; // don't want insert mode in help file 2871 2872 return OK; 2873 } 2874 2875 /* 2876 * Find a non-quickfix window in the current tabpage using the given location 2877 * list stack. 2878 * Returns NULL if a matching window is not found. 2879 */ 2880 static win_T * 2881 qf_find_win_with_loclist(qf_info_T *ll) 2882 { 2883 win_T *wp; 2884 2885 FOR_ALL_WINDOWS(wp) 2886 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2887 return wp; 2888 2889 return NULL; 2890 } 2891 2892 /* 2893 * Find a window containing a normal buffer 2894 */ 2895 static win_T * 2896 qf_find_win_with_normal_buf(void) 2897 { 2898 win_T *wp; 2899 2900 FOR_ALL_WINDOWS(wp) 2901 if (bt_normal(wp->w_buffer)) 2902 return wp; 2903 2904 return NULL; 2905 } 2906 2907 /* 2908 * Go to a window in any tabpage containing the specified file. Returns TRUE 2909 * if successfully jumped to the window. Otherwise returns FALSE. 2910 */ 2911 static int 2912 qf_goto_tabwin_with_file(int fnum) 2913 { 2914 tabpage_T *tp; 2915 win_T *wp; 2916 2917 FOR_ALL_TAB_WINDOWS(tp, wp) 2918 if (wp->w_buffer->b_fnum == fnum) 2919 { 2920 goto_tabpage_win(tp, wp); 2921 return TRUE; 2922 } 2923 2924 return FALSE; 2925 } 2926 2927 /* 2928 * Create a new window to show a file above the quickfix window. Called when 2929 * only the quickfix window is present. 2930 */ 2931 static int 2932 qf_open_new_file_win(qf_info_T *ll_ref) 2933 { 2934 int flags; 2935 2936 flags = WSP_ABOVE; 2937 if (ll_ref != NULL) 2938 flags |= WSP_NEWLOC; 2939 if (win_split(0, flags) == FAIL) 2940 return FAIL; // not enough room for window 2941 p_swb = empty_option; // don't split again 2942 swb_flags = 0; 2943 RESET_BINDING(curwin); 2944 if (ll_ref != NULL) 2945 // The new window should use the location list from the 2946 // location list window 2947 win_set_loclist(curwin, ll_ref); 2948 return OK; 2949 } 2950 2951 /* 2952 * Go to a window that shows the right buffer. If the window is not found, go 2953 * to the window just above the location list window. This is used for opening 2954 * a file from a location window and not from a quickfix window. If some usable 2955 * window is previously found, then it is supplied in 'use_win'. 2956 */ 2957 static void 2958 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2959 { 2960 win_T *win = use_win; 2961 2962 if (win == NULL) 2963 { 2964 // Find the window showing the selected file 2965 FOR_ALL_WINDOWS(win) 2966 if (win->w_buffer->b_fnum == qf_fnum) 2967 break; 2968 if (win == NULL) 2969 { 2970 // Find a previous usable window 2971 win = curwin; 2972 do 2973 { 2974 if (bt_normal(win->w_buffer)) 2975 break; 2976 if (win->w_prev == NULL) 2977 win = lastwin; // wrap around the top 2978 else 2979 win = win->w_prev; // go to previous window 2980 } while (win != curwin); 2981 } 2982 } 2983 win_goto(win); 2984 2985 // If the location list for the window is not set, then set it 2986 // to the location list from the location window 2987 if (win->w_llist == NULL && ll_ref != NULL) 2988 win_set_loclist(win, ll_ref); 2989 } 2990 2991 /* 2992 * Go to a window that contains the specified buffer 'qf_fnum'. If a window is 2993 * not found, then go to the window just above the quickfix window. This is 2994 * used for opening a file from a quickfix window and not from a location 2995 * window. 2996 */ 2997 static void 2998 qf_goto_win_with_qfl_file(int qf_fnum) 2999 { 3000 win_T *win; 3001 win_T *altwin; 3002 3003 win = curwin; 3004 altwin = NULL; 3005 for (;;) 3006 { 3007 if (win->w_buffer->b_fnum == qf_fnum) 3008 break; 3009 if (win->w_prev == NULL) 3010 win = lastwin; // wrap around the top 3011 else 3012 win = win->w_prev; // go to previous window 3013 3014 if (IS_QF_WINDOW(win)) 3015 { 3016 // Didn't find it, go to the window before the quickfix 3017 // window, unless 'switchbuf' contains 'uselast': in this case we 3018 // try to jump to the previously used window first. 3019 if ((swb_flags & SWB_USELAST) && win_valid(prevwin)) 3020 win = prevwin; 3021 else if (altwin != NULL) 3022 win = altwin; 3023 else if (curwin->w_prev != NULL) 3024 win = curwin->w_prev; 3025 else 3026 win = curwin->w_next; 3027 break; 3028 } 3029 3030 // Remember a usable window. 3031 if (altwin == NULL && !win->w_p_pvw && bt_normal(win->w_buffer)) 3032 altwin = win; 3033 } 3034 3035 win_goto(win); 3036 } 3037 3038 /* 3039 * Find a suitable window for opening a file (qf_fnum) from the 3040 * quickfix/location list and jump to it. If the file is already opened in a 3041 * window, jump to it. Otherwise open a new window to display the file. If 3042 * 'newwin' is TRUE, then always open a new window. This is called from either 3043 * a quickfix or a location list window. 3044 */ 3045 static int 3046 qf_jump_to_usable_window(int qf_fnum, int newwin, int *opened_window) 3047 { 3048 win_T *usable_wp = NULL; 3049 int usable_win = FALSE; 3050 qf_info_T *ll_ref = NULL; 3051 3052 // If opening a new window, then don't use the location list referred by 3053 // the current window. Otherwise two windows will refer to the same 3054 // location list. 3055 if (!newwin) 3056 ll_ref = curwin->w_llist_ref; 3057 3058 if (ll_ref != NULL) 3059 { 3060 // Find a non-quickfix window with this location list 3061 usable_wp = qf_find_win_with_loclist(ll_ref); 3062 if (usable_wp != NULL) 3063 usable_win = TRUE; 3064 } 3065 3066 if (!usable_win) 3067 { 3068 // Locate a window showing a normal buffer 3069 win_T *win = qf_find_win_with_normal_buf(); 3070 if (win != NULL) 3071 usable_win = TRUE; 3072 } 3073 3074 // If no usable window is found and 'switchbuf' contains "usetab" 3075 // then search in other tabs. 3076 if (!usable_win && (swb_flags & SWB_USETAB)) 3077 usable_win = qf_goto_tabwin_with_file(qf_fnum); 3078 3079 // If there is only one window and it is the quickfix window, create a 3080 // new one above the quickfix window. 3081 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win || newwin) 3082 { 3083 if (qf_open_new_file_win(ll_ref) != OK) 3084 return FAIL; 3085 *opened_window = TRUE; // close it when fail 3086 } 3087 else 3088 { 3089 if (curwin->w_llist_ref != NULL) // In a location window 3090 qf_goto_win_with_ll_file(usable_wp, qf_fnum, ll_ref); 3091 else // In a quickfix window 3092 qf_goto_win_with_qfl_file(qf_fnum); 3093 } 3094 3095 return OK; 3096 } 3097 3098 /* 3099 * Edit the selected file or help file. 3100 * Returns OK if successfully edited the file, FAIL on failing to open the 3101 * buffer and NOTDONE if the quickfix/location list was freed by an autocmd 3102 * when opening the buffer. 3103 */ 3104 static int 3105 qf_jump_edit_buffer( 3106 qf_info_T *qi, 3107 qfline_T *qf_ptr, 3108 int forceit, 3109 int prev_winid, 3110 int *opened_window) 3111 { 3112 qf_list_T *qfl = qf_get_curlist(qi); 3113 int old_changedtick = qfl->qf_changedtick; 3114 qfltype_T qfl_type = qfl->qfl_type; 3115 int retval = OK; 3116 int old_qf_curlist = qi->qf_curlist; 3117 int save_qfid = qfl->qf_id; 3118 3119 if (qf_ptr->qf_type == 1) 3120 { 3121 // Open help file (do_ecmd() will set b_help flag, readfile() will 3122 // set b_p_ro flag). 3123 if (!can_abandon(curbuf, forceit)) 3124 { 3125 no_write_message(); 3126 return FAIL; 3127 } 3128 3129 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 3130 ECMD_HIDE + ECMD_SET_HELP, 3131 prev_winid == curwin->w_id ? curwin : NULL); 3132 } 3133 else 3134 retval = buflist_getfile(qf_ptr->qf_fnum, 3135 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 3136 3137 // If a location list, check whether the associated window is still 3138 // present. 3139 if (qfl_type == QFLT_LOCATION) 3140 { 3141 win_T *wp = win_id2wp(prev_winid); 3142 if (wp == NULL && curwin->w_llist != qi) 3143 { 3144 emsg(_("E924: Current window was closed")); 3145 *opened_window = FALSE; 3146 return NOTDONE; 3147 } 3148 } 3149 3150 if (qfl_type == QFLT_QUICKFIX && !qflist_valid(NULL, save_qfid)) 3151 { 3152 emsg(_(e_current_quickfix_list_was_changed)); 3153 return NOTDONE; 3154 } 3155 3156 // Check if the list was changed. The pointers may happen to be identical, 3157 // thus also check qf_changedtick. 3158 if (old_qf_curlist != qi->qf_curlist 3159 || old_changedtick != qfl->qf_changedtick 3160 || !is_qf_entry_present(qfl, qf_ptr)) 3161 { 3162 if (qfl_type == QFLT_QUICKFIX) 3163 emsg(_(e_current_quickfix_list_was_changed)); 3164 else 3165 emsg(_(e_current_location_list_was_changed)); 3166 return NOTDONE; 3167 } 3168 3169 return retval; 3170 } 3171 3172 /* 3173 * Go to the error line in the current file using either line/column number or 3174 * a search pattern. 3175 */ 3176 static void 3177 qf_jump_goto_line( 3178 linenr_T qf_lnum, 3179 int qf_col, 3180 char_u qf_viscol, 3181 char_u *qf_pattern) 3182 { 3183 linenr_T i; 3184 3185 if (qf_pattern == NULL) 3186 { 3187 // Go to line with error, unless qf_lnum is 0. 3188 i = qf_lnum; 3189 if (i > 0) 3190 { 3191 if (i > curbuf->b_ml.ml_line_count) 3192 i = curbuf->b_ml.ml_line_count; 3193 curwin->w_cursor.lnum = i; 3194 } 3195 if (qf_col > 0) 3196 { 3197 curwin->w_cursor.coladd = 0; 3198 if (qf_viscol == TRUE) 3199 coladvance(qf_col - 1); 3200 else 3201 curwin->w_cursor.col = qf_col - 1; 3202 curwin->w_set_curswant = TRUE; 3203 check_cursor(); 3204 } 3205 else 3206 beginline(BL_WHITE | BL_FIX); 3207 } 3208 else 3209 { 3210 pos_T save_cursor; 3211 3212 // Move the cursor to the first line in the buffer 3213 save_cursor = curwin->w_cursor; 3214 curwin->w_cursor.lnum = 0; 3215 if (!do_search(NULL, '/', '/', qf_pattern, (long)1, SEARCH_KEEP, NULL)) 3216 curwin->w_cursor = save_cursor; 3217 } 3218 } 3219 3220 /* 3221 * Display quickfix list index and size message 3222 */ 3223 static void 3224 qf_jump_print_msg( 3225 qf_info_T *qi, 3226 int qf_index, 3227 qfline_T *qf_ptr, 3228 buf_T *old_curbuf, 3229 linenr_T old_lnum) 3230 { 3231 linenr_T i; 3232 int len; 3233 3234 // Update the screen before showing the message, unless the screen 3235 // scrolled up. 3236 if (!msg_scrolled) 3237 update_topline_redraw(); 3238 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 3239 qf_get_curlist(qi)->qf_count, 3240 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 3241 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 3242 // Add the message, skipping leading whitespace and newlines. 3243 len = (int)STRLEN(IObuff); 3244 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 3245 3246 // Output the message. Overwrite to avoid scrolling when the 'O' 3247 // flag is present in 'shortmess'; But when not jumping, print the 3248 // whole message. 3249 i = msg_scroll; 3250 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 3251 msg_scroll = TRUE; 3252 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 3253 msg_scroll = FALSE; 3254 msg_attr_keep((char *)IObuff, 0, TRUE); 3255 msg_scroll = i; 3256 } 3257 3258 /* 3259 * Find a usable window for opening a file from the quickfix/location list. If 3260 * a window is not found then open a new window. If 'newwin' is TRUE, then open 3261 * a new window. 3262 * Returns OK if successfully jumped or opened a window. Returns FAIL if not 3263 * able to jump/open a window. Returns NOTDONE if a file is not associated 3264 * with the entry. 3265 */ 3266 static int 3267 qf_jump_open_window( 3268 qf_info_T *qi, 3269 qfline_T *qf_ptr, 3270 int newwin, 3271 int *opened_window) 3272 { 3273 qf_list_T *qfl = qf_get_curlist(qi); 3274 int old_changedtick = qfl->qf_changedtick; 3275 int old_qf_curlist = qi->qf_curlist; 3276 qfltype_T qfl_type = qfl->qfl_type; 3277 3278 // For ":helpgrep" find a help window or open one. 3279 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) || cmdmod.tab != 0)) 3280 if (jump_to_help_window(qi, newwin, opened_window) == FAIL) 3281 return FAIL; 3282 if (old_qf_curlist != qi->qf_curlist 3283 || old_changedtick != qfl->qf_changedtick 3284 || !is_qf_entry_present(qfl, qf_ptr)) 3285 { 3286 if (qfl_type == QFLT_QUICKFIX) 3287 emsg(_(e_current_quickfix_list_was_changed)); 3288 else 3289 emsg(_(e_current_location_list_was_changed)); 3290 return FAIL; 3291 } 3292 3293 // If currently in the quickfix window, find another window to show the 3294 // file in. 3295 if (bt_quickfix(curbuf) && !*opened_window) 3296 { 3297 // If there is no file specified, we don't know where to go. 3298 // But do advance, otherwise ":cn" gets stuck. 3299 if (qf_ptr->qf_fnum == 0) 3300 return NOTDONE; 3301 3302 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, newwin, 3303 opened_window) == FAIL) 3304 return FAIL; 3305 } 3306 if (old_qf_curlist != qi->qf_curlist 3307 || old_changedtick != qfl->qf_changedtick 3308 || !is_qf_entry_present(qfl, qf_ptr)) 3309 { 3310 if (qfl_type == QFLT_QUICKFIX) 3311 emsg(_(e_current_quickfix_list_was_changed)); 3312 else 3313 emsg(_(e_current_location_list_was_changed)); 3314 return FAIL; 3315 } 3316 3317 return OK; 3318 } 3319 3320 /* 3321 * Edit a selected file from the quickfix/location list and jump to a 3322 * particular line/column, adjust the folds and display a message about the 3323 * jump. 3324 * Returns OK on success and FAIL on failing to open the file/buffer. Returns 3325 * NOTDONE if the quickfix/location list is freed by an autocmd when opening 3326 * the file. 3327 */ 3328 static int 3329 qf_jump_to_buffer( 3330 qf_info_T *qi, 3331 int qf_index, 3332 qfline_T *qf_ptr, 3333 int forceit, 3334 int prev_winid, 3335 int *opened_window, 3336 int openfold, 3337 int print_message) 3338 { 3339 buf_T *old_curbuf; 3340 linenr_T old_lnum; 3341 int retval = OK; 3342 3343 // If there is a file name, read the wanted file if needed, and check 3344 // autowrite etc. 3345 old_curbuf = curbuf; 3346 old_lnum = curwin->w_cursor.lnum; 3347 3348 if (qf_ptr->qf_fnum != 0) 3349 { 3350 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, prev_winid, 3351 opened_window); 3352 if (retval != OK) 3353 return retval; 3354 } 3355 3356 // When not switched to another buffer, still need to set pc mark 3357 if (curbuf == old_curbuf) 3358 setpcmark(); 3359 3360 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, qf_ptr->qf_viscol, 3361 qf_ptr->qf_pattern); 3362 3363 #ifdef FEAT_FOLDING 3364 if ((fdo_flags & FDO_QUICKFIX) && openfold) 3365 foldOpenCursor(); 3366 #endif 3367 if (print_message) 3368 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 3369 3370 return retval; 3371 } 3372 3373 /* 3374 * Jump to a quickfix line and try to use an existing window. 3375 */ 3376 void 3377 qf_jump(qf_info_T *qi, 3378 int dir, 3379 int errornr, 3380 int forceit) 3381 { 3382 qf_jump_newwin(qi, dir, errornr, forceit, FALSE); 3383 } 3384 3385 /* 3386 * Jump to a quickfix line. 3387 * If dir == 0 go to entry "errornr". 3388 * If dir == FORWARD go "errornr" valid entries forward. 3389 * If dir == BACKWARD go "errornr" valid entries backward. 3390 * If dir == FORWARD_FILE go "errornr" valid entries files backward. 3391 * If dir == BACKWARD_FILE go "errornr" valid entries files backward 3392 * else if "errornr" is zero, redisplay the same line 3393 * If 'forceit' is TRUE, then can discard changes to the current buffer. 3394 * If 'newwin' is TRUE, then open the file in a new window. 3395 */ 3396 static void 3397 qf_jump_newwin(qf_info_T *qi, 3398 int dir, 3399 int errornr, 3400 int forceit, 3401 int newwin) 3402 { 3403 qf_list_T *qfl; 3404 qfline_T *qf_ptr; 3405 qfline_T *old_qf_ptr; 3406 int qf_index; 3407 int old_qf_index; 3408 char_u *old_swb = p_swb; 3409 unsigned old_swb_flags = swb_flags; 3410 int prev_winid; 3411 int opened_window = FALSE; 3412 int print_message = TRUE; 3413 int old_KeyTyped = KeyTyped; // getting file may reset it 3414 int retval = OK; 3415 3416 if (qi == NULL) 3417 qi = &ql_info; 3418 3419 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3420 { 3421 emsg(_(e_quickfix)); 3422 return; 3423 } 3424 3425 incr_quickfix_busy(); 3426 3427 qfl = qf_get_curlist(qi); 3428 3429 qf_ptr = qfl->qf_ptr; 3430 old_qf_ptr = qf_ptr; 3431 qf_index = qfl->qf_index; 3432 old_qf_index = qf_index; 3433 3434 qf_ptr = qf_get_entry(qfl, errornr, dir, &qf_index); 3435 if (qf_ptr == NULL) 3436 { 3437 qf_ptr = old_qf_ptr; 3438 qf_index = old_qf_index; 3439 goto theend; 3440 } 3441 3442 qfl->qf_index = qf_index; 3443 if (qf_win_pos_update(qi, old_qf_index)) 3444 // No need to print the error message if it's visible in the error 3445 // window 3446 print_message = FALSE; 3447 3448 prev_winid = curwin->w_id; 3449 3450 retval = qf_jump_open_window(qi, qf_ptr, newwin, &opened_window); 3451 if (retval == FAIL) 3452 goto failed; 3453 if (retval == NOTDONE) 3454 goto theend; 3455 3456 retval = qf_jump_to_buffer(qi, qf_index, qf_ptr, forceit, prev_winid, 3457 &opened_window, old_KeyTyped, print_message); 3458 if (retval == NOTDONE) 3459 { 3460 // Quickfix/location list is freed by an autocmd 3461 qi = NULL; 3462 qf_ptr = NULL; 3463 } 3464 3465 if (retval != OK) 3466 { 3467 if (opened_window) 3468 win_close(curwin, TRUE); // Close opened window 3469 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 3470 { 3471 // Couldn't open file, so put index back where it was. This could 3472 // happen if the file was readonly and we changed something. 3473 failed: 3474 qf_ptr = old_qf_ptr; 3475 qf_index = old_qf_index; 3476 } 3477 } 3478 theend: 3479 if (qi != NULL) 3480 { 3481 qfl->qf_ptr = qf_ptr; 3482 qfl->qf_index = qf_index; 3483 } 3484 if (p_swb != old_swb && p_swb == empty_option) 3485 { 3486 // Restore old 'switchbuf' value, but not when an autocommand or 3487 // modeline has changed the value. 3488 p_swb = old_swb; 3489 swb_flags = old_swb_flags; 3490 } 3491 decr_quickfix_busy(); 3492 } 3493 3494 // Highlight attributes used for displaying entries from the quickfix list. 3495 static int qfFileAttr; 3496 static int qfSepAttr; 3497 static int qfLineAttr; 3498 3499 /* 3500 * Display information about a single entry from the quickfix/location list. 3501 * Used by ":clist/:llist" commands. 3502 * 'cursel' will be set to TRUE for the currently selected entry in the 3503 * quickfix list. 3504 */ 3505 static void 3506 qf_list_entry(qfline_T *qfp, int qf_idx, int cursel) 3507 { 3508 char_u *fname; 3509 buf_T *buf; 3510 int filter_entry; 3511 3512 fname = NULL; 3513 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3514 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", qf_idx, 3515 (char *)qfp->qf_module); 3516 else { 3517 if (qfp->qf_fnum != 0 3518 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3519 { 3520 fname = buf->b_fname; 3521 if (qfp->qf_type == 1) // :helpgrep 3522 fname = gettail(fname); 3523 } 3524 if (fname == NULL) 3525 sprintf((char *)IObuff, "%2d", qf_idx); 3526 else 3527 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3528 qf_idx, (char *)fname); 3529 } 3530 3531 // Support for filtering entries using :filter /pat/ clist 3532 // Match against the module name, file name, search pattern and 3533 // text of the entry. 3534 filter_entry = TRUE; 3535 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3536 filter_entry &= message_filtered(qfp->qf_module); 3537 if (filter_entry && fname != NULL) 3538 filter_entry &= message_filtered(fname); 3539 if (filter_entry && qfp->qf_pattern != NULL) 3540 filter_entry &= message_filtered(qfp->qf_pattern); 3541 if (filter_entry) 3542 filter_entry &= message_filtered(qfp->qf_text); 3543 if (filter_entry) 3544 return; 3545 3546 msg_putchar('\n'); 3547 msg_outtrans_attr(IObuff, cursel ? HL_ATTR(HLF_QFL) : qfFileAttr); 3548 3549 if (qfp->qf_lnum != 0) 3550 msg_puts_attr(":", qfSepAttr); 3551 if (qfp->qf_lnum == 0) 3552 IObuff[0] = NUL; 3553 else if (qfp->qf_col == 0) 3554 sprintf((char *)IObuff, "%ld", qfp->qf_lnum); 3555 else 3556 sprintf((char *)IObuff, "%ld col %d", 3557 qfp->qf_lnum, qfp->qf_col); 3558 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3559 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3560 msg_puts_attr((char *)IObuff, qfLineAttr); 3561 msg_puts_attr(":", qfSepAttr); 3562 if (qfp->qf_pattern != NULL) 3563 { 3564 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3565 msg_puts((char *)IObuff); 3566 msg_puts_attr(":", qfSepAttr); 3567 } 3568 msg_puts(" "); 3569 3570 // Remove newlines and leading whitespace from the text. For an 3571 // unrecognized line keep the indent, the compiler may mark a word 3572 // with ^^^^. 3573 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3574 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3575 IObuff, IOSIZE); 3576 msg_prt_line(IObuff, FALSE); 3577 out_flush(); // show one line at a time 3578 } 3579 3580 /* 3581 * ":clist": list all errors 3582 * ":llist": list all locations 3583 */ 3584 void 3585 qf_list(exarg_T *eap) 3586 { 3587 qf_list_T *qfl; 3588 qfline_T *qfp; 3589 int i; 3590 int idx1 = 1; 3591 int idx2 = -1; 3592 char_u *arg = eap->arg; 3593 int plus = FALSE; 3594 int all = eap->forceit; // if not :cl!, only show 3595 // recognised errors 3596 qf_info_T *qi; 3597 3598 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3599 return; 3600 3601 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3602 { 3603 emsg(_(e_quickfix)); 3604 return; 3605 } 3606 if (*arg == '+') 3607 { 3608 ++arg; 3609 plus = TRUE; 3610 } 3611 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 3612 { 3613 semsg(_(e_trailing_arg), arg); 3614 return; 3615 } 3616 qfl = qf_get_curlist(qi); 3617 if (plus) 3618 { 3619 i = qfl->qf_index; 3620 idx2 = i + idx1; 3621 idx1 = i; 3622 } 3623 else 3624 { 3625 i = qfl->qf_count; 3626 if (idx1 < 0) 3627 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 3628 if (idx2 < 0) 3629 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 3630 } 3631 3632 // Shorten all the file names, so that it is easy to read 3633 shorten_fnames(FALSE); 3634 3635 // Get the attributes for the different quickfix highlight items. Note 3636 // that this depends on syntax items defined in the qf.vim syntax file 3637 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 3638 if (qfFileAttr == 0) 3639 qfFileAttr = HL_ATTR(HLF_D); 3640 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3641 if (qfSepAttr == 0) 3642 qfSepAttr = HL_ATTR(HLF_D); 3643 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3644 if (qfLineAttr == 0) 3645 qfLineAttr = HL_ATTR(HLF_N); 3646 3647 if (qfl->qf_nonevalid) 3648 all = TRUE; 3649 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3650 { 3651 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3652 qf_list_entry(qfp, i, i == qfl->qf_index); 3653 3654 ui_breakcheck(); 3655 } 3656 } 3657 3658 /* 3659 * Remove newlines and leading whitespace from an error message. 3660 * Put the result in "buf[bufsize]". 3661 */ 3662 static void 3663 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3664 { 3665 int i; 3666 char_u *p = text; 3667 3668 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3669 { 3670 if (*p == '\n') 3671 { 3672 buf[i] = ' '; 3673 while (*++p != NUL) 3674 if (!VIM_ISWHITE(*p) && *p != '\n') 3675 break; 3676 } 3677 else 3678 buf[i] = *p++; 3679 } 3680 buf[i] = NUL; 3681 } 3682 3683 /* 3684 * Display information (list number, list size and the title) about a 3685 * quickfix/location list. 3686 */ 3687 static void 3688 qf_msg(qf_info_T *qi, int which, char *lead) 3689 { 3690 char *title = (char *)qi->qf_lists[which].qf_title; 3691 int count = qi->qf_lists[which].qf_count; 3692 char_u buf[IOSIZE]; 3693 3694 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3695 lead, 3696 which + 1, 3697 qi->qf_listcount, 3698 count); 3699 3700 if (title != NULL) 3701 { 3702 size_t len = STRLEN(buf); 3703 3704 if (len < 34) 3705 { 3706 vim_memset(buf + len, ' ', 34 - len); 3707 buf[34] = NUL; 3708 } 3709 vim_strcat(buf, (char_u *)title, IOSIZE); 3710 } 3711 trunc_string(buf, buf, Columns - 1, IOSIZE); 3712 msg((char *)buf); 3713 } 3714 3715 /* 3716 * ":colder [count]": Up in the quickfix stack. 3717 * ":cnewer [count]": Down in the quickfix stack. 3718 * ":lolder [count]": Up in the location list stack. 3719 * ":lnewer [count]": Down in the location list stack. 3720 */ 3721 void 3722 qf_age(exarg_T *eap) 3723 { 3724 qf_info_T *qi; 3725 int count; 3726 3727 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3728 return; 3729 3730 if (eap->addr_count != 0) 3731 count = eap->line2; 3732 else 3733 count = 1; 3734 while (count--) 3735 { 3736 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3737 { 3738 if (qi->qf_curlist == 0) 3739 { 3740 emsg(_("E380: At bottom of quickfix stack")); 3741 break; 3742 } 3743 --qi->qf_curlist; 3744 } 3745 else 3746 { 3747 if (qi->qf_curlist >= qi->qf_listcount - 1) 3748 { 3749 emsg(_("E381: At top of quickfix stack")); 3750 break; 3751 } 3752 ++qi->qf_curlist; 3753 } 3754 } 3755 qf_msg(qi, qi->qf_curlist, ""); 3756 qf_update_buffer(qi, NULL); 3757 } 3758 3759 /* 3760 * Display the information about all the quickfix/location lists in the stack 3761 */ 3762 void 3763 qf_history(exarg_T *eap) 3764 { 3765 qf_info_T *qi = qf_cmd_get_stack(eap, FALSE); 3766 int i; 3767 3768 if (eap->addr_count > 0) 3769 { 3770 if (qi == NULL) 3771 { 3772 emsg(_(e_loclist)); 3773 return; 3774 } 3775 3776 // Jump to the specified quickfix list 3777 if (eap->line2 > 0 && eap->line2 <= qi->qf_listcount) 3778 { 3779 qi->qf_curlist = eap->line2 - 1; 3780 qf_msg(qi, qi->qf_curlist, ""); 3781 qf_update_buffer(qi, NULL); 3782 } 3783 else 3784 emsg(_(e_invrange)); 3785 3786 return; 3787 } 3788 3789 if (qf_stack_empty(qi)) 3790 msg(_("No entries")); 3791 else 3792 for (i = 0; i < qi->qf_listcount; ++i) 3793 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3794 } 3795 3796 /* 3797 * Free all the entries in the error list "idx". Note that other information 3798 * associated with the list like context and title are not freed. 3799 */ 3800 static void 3801 qf_free_items(qf_list_T *qfl) 3802 { 3803 qfline_T *qfp; 3804 qfline_T *qfpnext; 3805 int stop = FALSE; 3806 3807 while (qfl->qf_count && qfl->qf_start != NULL) 3808 { 3809 qfp = qfl->qf_start; 3810 qfpnext = qfp->qf_next; 3811 if (!stop) 3812 { 3813 vim_free(qfp->qf_module); 3814 vim_free(qfp->qf_text); 3815 vim_free(qfp->qf_pattern); 3816 stop = (qfp == qfpnext); 3817 vim_free(qfp); 3818 if (stop) 3819 // Somehow qf_count may have an incorrect value, set it to 1 3820 // to avoid crashing when it's wrong. 3821 // TODO: Avoid qf_count being incorrect. 3822 qfl->qf_count = 1; 3823 } 3824 qfl->qf_start = qfpnext; 3825 --qfl->qf_count; 3826 } 3827 3828 qfl->qf_index = 0; 3829 qfl->qf_start = NULL; 3830 qfl->qf_last = NULL; 3831 qfl->qf_ptr = NULL; 3832 qfl->qf_nonevalid = TRUE; 3833 3834 qf_clean_dir_stack(&qfl->qf_dir_stack); 3835 qfl->qf_directory = NULL; 3836 qf_clean_dir_stack(&qfl->qf_file_stack); 3837 qfl->qf_currfile = NULL; 3838 qfl->qf_multiline = FALSE; 3839 qfl->qf_multiignore = FALSE; 3840 qfl->qf_multiscan = FALSE; 3841 } 3842 3843 /* 3844 * Free error list "idx". Frees all the entries in the quickfix list, 3845 * associated context information and the title. 3846 */ 3847 static void 3848 qf_free(qf_list_T *qfl) 3849 { 3850 qf_free_items(qfl); 3851 3852 VIM_CLEAR(qfl->qf_title); 3853 free_tv(qfl->qf_ctx); 3854 qfl->qf_ctx = NULL; 3855 free_callback(&qfl->qftf_cb); 3856 qfl->qf_id = 0; 3857 qfl->qf_changedtick = 0L; 3858 } 3859 3860 /* 3861 * qf_mark_adjust: adjust marks 3862 */ 3863 void 3864 qf_mark_adjust( 3865 win_T *wp, 3866 linenr_T line1, 3867 linenr_T line2, 3868 long amount, 3869 long amount_after) 3870 { 3871 int i; 3872 qfline_T *qfp; 3873 int idx; 3874 qf_info_T *qi = &ql_info; 3875 int found_one = FALSE; 3876 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3877 3878 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3879 return; 3880 if (wp != NULL) 3881 { 3882 if (wp->w_llist == NULL) 3883 return; 3884 qi = wp->w_llist; 3885 } 3886 3887 for (idx = 0; idx < qi->qf_listcount; ++idx) 3888 { 3889 qf_list_T *qfl = qf_get_list(qi, idx); 3890 3891 if (!qf_list_empty(qfl)) 3892 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3893 if (qfp->qf_fnum == curbuf->b_fnum) 3894 { 3895 found_one = TRUE; 3896 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3897 { 3898 if (amount == MAXLNUM) 3899 qfp->qf_cleared = TRUE; 3900 else 3901 qfp->qf_lnum += amount; 3902 } 3903 else if (amount_after && qfp->qf_lnum > line2) 3904 qfp->qf_lnum += amount_after; 3905 } 3906 } 3907 3908 if (!found_one) 3909 curbuf->b_has_qf_entry &= ~buf_has_flag; 3910 } 3911 3912 /* 3913 * Make a nice message out of the error character and the error number: 3914 * char number message 3915 * e or E 0 " error" 3916 * w or W 0 " warning" 3917 * i or I 0 " info" 3918 * n or N 0 " note" 3919 * 0 0 "" 3920 * other 0 " c" 3921 * e or E n " error n" 3922 * w or W n " warning n" 3923 * i or I n " info n" 3924 * n or N n " note n" 3925 * 0 n " error n" 3926 * other n " c n" 3927 * 1 x "" :helpgrep 3928 */ 3929 static char_u * 3930 qf_types(int c, int nr) 3931 { 3932 static char_u buf[20]; 3933 static char_u cc[3]; 3934 char_u *p; 3935 3936 if (c == 'W' || c == 'w') 3937 p = (char_u *)" warning"; 3938 else if (c == 'I' || c == 'i') 3939 p = (char_u *)" info"; 3940 else if (c == 'N' || c == 'n') 3941 p = (char_u *)" note"; 3942 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3943 p = (char_u *)" error"; 3944 else if (c == 0 || c == 1) 3945 p = (char_u *)""; 3946 else 3947 { 3948 cc[0] = ' '; 3949 cc[1] = c; 3950 cc[2] = NUL; 3951 p = cc; 3952 } 3953 3954 if (nr <= 0) 3955 return p; 3956 3957 sprintf((char *)buf, "%s %3d", (char *)p, nr); 3958 return buf; 3959 } 3960 3961 /* 3962 * When "split" is FALSE: Open the entry/result under the cursor. 3963 * When "split" is TRUE: Open the entry/result under the cursor in a new window. 3964 */ 3965 void 3966 qf_view_result(int split) 3967 { 3968 qf_info_T *qi = &ql_info; 3969 3970 if (!bt_quickfix(curbuf)) 3971 return; 3972 3973 if (IS_LL_WINDOW(curwin)) 3974 qi = GET_LOC_LIST(curwin); 3975 3976 if (qf_list_empty(qf_get_curlist(qi))) 3977 { 3978 emsg(_(e_quickfix)); 3979 return; 3980 } 3981 3982 if (split) 3983 { 3984 // Open the selected entry in a new window 3985 qf_jump_newwin(qi, 0, (long)curwin->w_cursor.lnum, FALSE, TRUE); 3986 do_cmdline_cmd((char_u *) "clearjumps"); 3987 return; 3988 } 3989 3990 do_cmdline_cmd((char_u *)(IS_LL_WINDOW(curwin) ? ".ll" : ".cc")); 3991 } 3992 3993 /* 3994 * ":cwindow": open the quickfix window if we have errors to display, 3995 * close it if not. 3996 * ":lwindow": open the location list window if we have locations to display, 3997 * close it if not. 3998 */ 3999 void 4000 ex_cwindow(exarg_T *eap) 4001 { 4002 qf_info_T *qi; 4003 qf_list_T *qfl; 4004 win_T *win; 4005 4006 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4007 return; 4008 4009 qfl = qf_get_curlist(qi); 4010 4011 // Look for an existing quickfix window. 4012 win = qf_find_win(qi); 4013 4014 // If a quickfix window is open but we have no errors to display, 4015 // close the window. If a quickfix window is not open, then open 4016 // it if we have errors; otherwise, leave it closed. 4017 if (qf_stack_empty(qi) 4018 || qfl->qf_nonevalid 4019 || qf_list_empty(qfl)) 4020 { 4021 if (win != NULL) 4022 ex_cclose(eap); 4023 } 4024 else if (win == NULL) 4025 ex_copen(eap); 4026 } 4027 4028 /* 4029 * ":cclose": close the window showing the list of errors. 4030 * ":lclose": close the window showing the location list 4031 */ 4032 void 4033 ex_cclose(exarg_T *eap) 4034 { 4035 win_T *win = NULL; 4036 qf_info_T *qi; 4037 4038 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4039 return; 4040 4041 // Find existing quickfix window and close it. 4042 win = qf_find_win(qi); 4043 if (win != NULL) 4044 win_close(win, FALSE); 4045 } 4046 4047 /* 4048 * Set "w:quickfix_title" if "qi" has a title. 4049 */ 4050 static void 4051 qf_set_title_var(qf_list_T *qfl) 4052 { 4053 if (qfl->qf_title != NULL) 4054 set_internal_string_var((char_u *)"w:quickfix_title", qfl->qf_title); 4055 } 4056 4057 /* 4058 * Goto a quickfix or location list window (if present). 4059 * Returns OK if the window is found, FAIL otherwise. 4060 */ 4061 static int 4062 qf_goto_cwindow(qf_info_T *qi, int resize, int sz, int vertsplit) 4063 { 4064 win_T *win; 4065 4066 win = qf_find_win(qi); 4067 if (win == NULL) 4068 return FAIL; 4069 4070 win_goto(win); 4071 if (resize) 4072 { 4073 if (vertsplit) 4074 { 4075 if (sz != win->w_width) 4076 win_setwidth(sz); 4077 } 4078 else if (sz != win->w_height && win->w_height 4079 + win->w_status_height + tabline_height() < cmdline_row) 4080 win_setheight(sz); 4081 } 4082 4083 return OK; 4084 } 4085 4086 /* 4087 * Set options for the buffer in the quickfix or location list window. 4088 */ 4089 static void 4090 qf_set_cwindow_options(void) 4091 { 4092 // switch off 'swapfile' 4093 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 4094 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 4095 OPT_LOCAL); 4096 set_option_value((char_u *)"bh", 0L, (char_u *)"hide", OPT_LOCAL); 4097 RESET_BINDING(curwin); 4098 #ifdef FEAT_DIFF 4099 curwin->w_p_diff = FALSE; 4100 #endif 4101 #ifdef FEAT_FOLDING 4102 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 4103 OPT_LOCAL); 4104 #endif 4105 } 4106 4107 /* 4108 * Open a new quickfix or location list window, load the quickfix buffer and 4109 * set the appropriate options for the window. 4110 * Returns FAIL if the window could not be opened. 4111 */ 4112 static int 4113 qf_open_new_cwindow(qf_info_T *qi, int height) 4114 { 4115 buf_T *qf_buf; 4116 win_T *oldwin = curwin; 4117 tabpage_T *prevtab = curtab; 4118 int flags = 0; 4119 win_T *win; 4120 4121 qf_buf = qf_find_buf(qi); 4122 4123 // The current window becomes the previous window afterwards. 4124 win = curwin; 4125 4126 if (IS_QF_STACK(qi) && cmdmod.split == 0) 4127 // Create the new quickfix window at the very bottom, except when 4128 // :belowright or :aboveleft is used. 4129 win_goto(lastwin); 4130 // Default is to open the window below the current window 4131 if (cmdmod.split == 0) 4132 flags = WSP_BELOW; 4133 flags |= WSP_NEWLOC; 4134 if (win_split(height, flags) == FAIL) 4135 return FAIL; // not enough room for window 4136 RESET_BINDING(curwin); 4137 4138 if (IS_LL_STACK(qi)) 4139 { 4140 // For the location list window, create a reference to the 4141 // location list stack from the window 'win'. 4142 curwin->w_llist_ref = qi; 4143 qi->qf_refcount++; 4144 } 4145 4146 if (oldwin != curwin) 4147 oldwin = NULL; // don't store info when in another window 4148 if (qf_buf != NULL) 4149 { 4150 // Use the existing quickfix buffer 4151 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 4152 ECMD_HIDE + ECMD_OLDBUF, oldwin); 4153 } 4154 else 4155 { 4156 // Create a new quickfix buffer 4157 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin); 4158 4159 // save the number of the new buffer 4160 qi->qf_bufnr = curbuf->b_fnum; 4161 } 4162 4163 // Set the options for the quickfix buffer/window (if not already done) 4164 // Do this even if the quickfix buffer was already present, as an autocmd 4165 // might have previously deleted (:bdelete) the quickfix buffer. 4166 if (!bt_quickfix(curbuf)) 4167 qf_set_cwindow_options(); 4168 4169 // Only set the height when still in the same tab page and there is no 4170 // window to the side. 4171 if (curtab == prevtab && curwin->w_width == Columns) 4172 win_setheight(height); 4173 curwin->w_p_wfh = TRUE; // set 'winfixheight' 4174 if (win_valid(win)) 4175 prevwin = win; 4176 4177 return OK; 4178 } 4179 4180 /* 4181 * ":copen": open a window that shows the list of errors. 4182 * ":lopen": open a window that shows the location list. 4183 */ 4184 void 4185 ex_copen(exarg_T *eap) 4186 { 4187 qf_info_T *qi; 4188 qf_list_T *qfl; 4189 int height; 4190 int status = FAIL; 4191 int lnum; 4192 4193 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4194 return; 4195 4196 incr_quickfix_busy(); 4197 4198 if (eap->addr_count != 0) 4199 height = eap->line2; 4200 else 4201 height = QF_WINHEIGHT; 4202 4203 reset_VIsual_and_resel(); // stop Visual mode 4204 #ifdef FEAT_GUI 4205 need_mouse_correct = TRUE; 4206 #endif 4207 4208 // Find an existing quickfix window, or open a new one. 4209 if (cmdmod.tab == 0) 4210 status = qf_goto_cwindow(qi, eap->addr_count != 0, height, 4211 cmdmod.split & WSP_VERT); 4212 if (status == FAIL) 4213 if (qf_open_new_cwindow(qi, height) == FAIL) 4214 { 4215 decr_quickfix_busy(); 4216 return; 4217 } 4218 4219 qfl = qf_get_curlist(qi); 4220 qf_set_title_var(qfl); 4221 // Save the current index here, as updating the quickfix buffer may free 4222 // the quickfix list 4223 lnum = qfl->qf_index; 4224 4225 // Fill the buffer with the quickfix list. 4226 qf_fill_buffer(qfl, curbuf, NULL, curwin->w_id); 4227 4228 decr_quickfix_busy(); 4229 4230 curwin->w_cursor.lnum = lnum; 4231 curwin->w_cursor.col = 0; 4232 check_cursor(); 4233 update_topline(); // scroll to show the line 4234 } 4235 4236 /* 4237 * Move the cursor in the quickfix window to "lnum". 4238 */ 4239 static void 4240 qf_win_goto(win_T *win, linenr_T lnum) 4241 { 4242 win_T *old_curwin = curwin; 4243 4244 curwin = win; 4245 curbuf = win->w_buffer; 4246 curwin->w_cursor.lnum = lnum; 4247 curwin->w_cursor.col = 0; 4248 curwin->w_cursor.coladd = 0; 4249 curwin->w_curswant = 0; 4250 update_topline(); // scroll to show the line 4251 redraw_later(VALID); 4252 curwin->w_redr_status = TRUE; // update ruler 4253 curwin = old_curwin; 4254 curbuf = curwin->w_buffer; 4255 } 4256 4257 /* 4258 * :cbottom/:lbottom commands. 4259 */ 4260 void 4261 ex_cbottom(exarg_T *eap) 4262 { 4263 qf_info_T *qi; 4264 win_T *win; 4265 4266 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4267 return; 4268 4269 win = qf_find_win(qi); 4270 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 4271 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 4272 } 4273 4274 /* 4275 * Return the number of the current entry (line number in the quickfix 4276 * window). 4277 */ 4278 linenr_T 4279 qf_current_entry(win_T *wp) 4280 { 4281 qf_info_T *qi = &ql_info; 4282 4283 if (IS_LL_WINDOW(wp)) 4284 // In the location list window, use the referenced location list 4285 qi = wp->w_llist_ref; 4286 4287 return qf_get_curlist(qi)->qf_index; 4288 } 4289 4290 /* 4291 * Update the cursor position in the quickfix window to the current error. 4292 * Return TRUE if there is a quickfix window. 4293 */ 4294 static int 4295 qf_win_pos_update( 4296 qf_info_T *qi, 4297 int old_qf_index) // previous qf_index or zero 4298 { 4299 win_T *win; 4300 int qf_index = qf_get_curlist(qi)->qf_index; 4301 4302 // Put the cursor on the current error in the quickfix window, so that 4303 // it's viewable. 4304 win = qf_find_win(qi); 4305 if (win != NULL 4306 && qf_index <= win->w_buffer->b_ml.ml_line_count 4307 && old_qf_index != qf_index) 4308 { 4309 if (qf_index > old_qf_index) 4310 { 4311 win->w_redraw_top = old_qf_index; 4312 win->w_redraw_bot = qf_index; 4313 } 4314 else 4315 { 4316 win->w_redraw_top = qf_index; 4317 win->w_redraw_bot = old_qf_index; 4318 } 4319 qf_win_goto(win, qf_index); 4320 } 4321 return win != NULL; 4322 } 4323 4324 /* 4325 * Check whether the given window is displaying the specified quickfix/location 4326 * stack. 4327 */ 4328 static int 4329 is_qf_win(win_T *win, qf_info_T *qi) 4330 { 4331 // A window displaying the quickfix buffer will have the w_llist_ref field 4332 // set to NULL. 4333 // A window displaying a location list buffer will have the w_llist_ref 4334 // pointing to the location list. 4335 if (bt_quickfix(win->w_buffer)) 4336 if ((IS_QF_STACK(qi) && win->w_llist_ref == NULL) 4337 || (IS_LL_STACK(qi) && win->w_llist_ref == qi)) 4338 return TRUE; 4339 4340 return FALSE; 4341 } 4342 4343 /* 4344 * Find a window displaying the quickfix/location stack 'qi' 4345 * Only searches in the current tabpage. 4346 */ 4347 static win_T * 4348 qf_find_win(qf_info_T *qi) 4349 { 4350 win_T *win; 4351 4352 FOR_ALL_WINDOWS(win) 4353 if (is_qf_win(win, qi)) 4354 return win; 4355 return NULL; 4356 } 4357 4358 /* 4359 * Find a quickfix buffer. 4360 * Searches in windows opened in all the tabs. 4361 */ 4362 static buf_T * 4363 qf_find_buf(qf_info_T *qi) 4364 { 4365 tabpage_T *tp; 4366 win_T *win; 4367 4368 if (qi->qf_bufnr != INVALID_QFBUFNR) 4369 { 4370 buf_T *qfbuf; 4371 qfbuf = buflist_findnr(qi->qf_bufnr); 4372 if (qfbuf != NULL) 4373 return qfbuf; 4374 // buffer is no longer present 4375 qi->qf_bufnr = INVALID_QFBUFNR; 4376 } 4377 4378 FOR_ALL_TAB_WINDOWS(tp, win) 4379 if (is_qf_win(win, qi)) 4380 return win->w_buffer; 4381 4382 return NULL; 4383 } 4384 4385 /* 4386 * Process the 'quickfixtextfunc' option value. 4387 */ 4388 int 4389 qf_process_qftf_option(void) 4390 { 4391 typval_T *tv; 4392 callback_T cb; 4393 4394 if (p_qftf == NULL || *p_qftf == NUL) 4395 { 4396 free_callback(&qftf_cb); 4397 return TRUE; 4398 } 4399 4400 if (*p_qftf == '{') 4401 { 4402 // Lambda expression 4403 tv = eval_expr(p_qftf, NULL); 4404 if (tv == NULL) 4405 return FALSE; 4406 } 4407 else 4408 { 4409 // treat everything else as a function name string 4410 tv = alloc_string_tv(vim_strsave(p_qftf)); 4411 if (tv == NULL) 4412 return FALSE; 4413 } 4414 4415 cb = get_callback(tv); 4416 if (cb.cb_name == NULL) 4417 { 4418 free_tv(tv); 4419 return FALSE; 4420 } 4421 4422 free_callback(&qftf_cb); 4423 set_callback(&qftf_cb, &cb); 4424 free_tv(tv); 4425 return TRUE; 4426 } 4427 4428 /* 4429 * Update the w:quickfix_title variable in the quickfix/location list window 4430 */ 4431 static void 4432 qf_update_win_titlevar(qf_info_T *qi) 4433 { 4434 win_T *win; 4435 win_T *curwin_save; 4436 4437 if ((win = qf_find_win(qi)) != NULL) 4438 { 4439 curwin_save = curwin; 4440 curwin = win; 4441 qf_set_title_var(qf_get_curlist(qi)); 4442 curwin = curwin_save; 4443 } 4444 } 4445 4446 /* 4447 * Find the quickfix buffer. If it exists, update the contents. 4448 */ 4449 static void 4450 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 4451 { 4452 buf_T *buf; 4453 win_T *win; 4454 aco_save_T aco; 4455 4456 // Check if a buffer for the quickfix list exists. Update it. 4457 buf = qf_find_buf(qi); 4458 if (buf != NULL) 4459 { 4460 linenr_T old_line_count = buf->b_ml.ml_line_count; 4461 int qf_winid = 0; 4462 4463 if (IS_LL_STACK(qi)) 4464 qf_winid = curwin->w_id; 4465 4466 if (old_last == NULL) 4467 // set curwin/curbuf to buf and save a few things 4468 aucmd_prepbuf(&aco, buf); 4469 4470 qf_update_win_titlevar(qi); 4471 4472 qf_fill_buffer(qf_get_curlist(qi), buf, old_last, qf_winid); 4473 ++CHANGEDTICK(buf); 4474 4475 if (old_last == NULL) 4476 { 4477 (void)qf_win_pos_update(qi, 0); 4478 4479 // restore curwin/curbuf and a few other things 4480 aucmd_restbuf(&aco); 4481 } 4482 4483 // Only redraw when added lines are visible. This avoids flickering 4484 // when the added lines are not visible. 4485 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 4486 redraw_buf_later(buf, NOT_VALID); 4487 } 4488 } 4489 4490 /* 4491 * Add an error line to the quickfix buffer. 4492 */ 4493 static int 4494 qf_buf_add_line( 4495 buf_T *buf, // quickfix window buffer 4496 linenr_T lnum, 4497 qfline_T *qfp, 4498 char_u *dirname, 4499 int first_bufline, 4500 char_u *qftf_str) 4501 { 4502 int len; 4503 buf_T *errbuf; 4504 4505 // If the 'quickfixtextfunc' function returned an non-empty custom string 4506 // for this entry, then use it. 4507 if (qftf_str != NULL && *qftf_str != NUL) 4508 vim_strncpy(IObuff, qftf_str, IOSIZE - 1); 4509 else 4510 { 4511 if (qfp->qf_module != NULL) 4512 { 4513 vim_strncpy(IObuff, qfp->qf_module, IOSIZE - 1); 4514 len = (int)STRLEN(IObuff); 4515 } 4516 else if (qfp->qf_fnum != 0 4517 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 4518 && errbuf->b_fname != NULL) 4519 { 4520 if (qfp->qf_type == 1) // :helpgrep 4521 vim_strncpy(IObuff, gettail(errbuf->b_fname), IOSIZE - 1); 4522 else 4523 { 4524 // Shorten the file name if not done already. 4525 // For optimization, do this only for the first entry in a 4526 // buffer. 4527 if (first_bufline && (errbuf->b_sfname == NULL 4528 || mch_isFullName(errbuf->b_sfname))) 4529 { 4530 if (*dirname == NUL) 4531 mch_dirname(dirname, MAXPATHL); 4532 shorten_buf_fname(errbuf, dirname, FALSE); 4533 } 4534 vim_strncpy(IObuff, errbuf->b_fname, IOSIZE - 1); 4535 } 4536 len = (int)STRLEN(IObuff); 4537 } 4538 else 4539 len = 0; 4540 4541 if (len < IOSIZE - 1) 4542 IObuff[len++] = '|'; 4543 4544 if (qfp->qf_lnum > 0) 4545 { 4546 vim_snprintf((char *)IObuff + len, IOSIZE - len, "%ld", 4547 qfp->qf_lnum); 4548 len += (int)STRLEN(IObuff + len); 4549 4550 if (qfp->qf_col > 0) 4551 { 4552 vim_snprintf((char *)IObuff + len, IOSIZE - len, 4553 " col %d", qfp->qf_col); 4554 len += (int)STRLEN(IObuff + len); 4555 } 4556 4557 vim_snprintf((char *)IObuff + len, IOSIZE - len, "%s", 4558 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 4559 len += (int)STRLEN(IObuff + len); 4560 } 4561 else if (qfp->qf_pattern != NULL) 4562 { 4563 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 4564 len += (int)STRLEN(IObuff + len); 4565 } 4566 if (len < IOSIZE - 2) 4567 { 4568 IObuff[len++] = '|'; 4569 IObuff[len++] = ' '; 4570 } 4571 4572 // Remove newlines and leading whitespace from the text. 4573 // For an unrecognized line keep the indent, the compiler may 4574 // mark a word with ^^^^. 4575 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 4576 IObuff + len, IOSIZE - len); 4577 } 4578 4579 if (ml_append_buf(buf, lnum, IObuff, 4580 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 4581 return FAIL; 4582 4583 return OK; 4584 } 4585 4586 /* 4587 * Call the 'quickfixtextfunc' function to get the list of lines to display in 4588 * the quickfix window for the entries 'start_idx' to 'end_idx'. 4589 */ 4590 static list_T * 4591 call_qftf_func(qf_list_T *qfl, int qf_winid, long start_idx, long end_idx) 4592 { 4593 callback_T *cb = &qftf_cb; 4594 list_T *qftf_list = NULL; 4595 4596 // If 'quickfixtextfunc' is set, then use the user-supplied function to get 4597 // the text to display. Use the local value of 'quickfixtextfunc' if it is 4598 // set. 4599 if (qfl->qftf_cb.cb_name != NULL) 4600 cb = &qfl->qftf_cb; 4601 if (cb != NULL && cb->cb_name != NULL) 4602 { 4603 typval_T args[1]; 4604 dict_T *d; 4605 typval_T rettv; 4606 4607 // create the dict argument 4608 if ((d = dict_alloc_lock(VAR_FIXED)) == NULL) 4609 return NULL; 4610 dict_add_number(d, "quickfix", (long)IS_QF_LIST(qfl)); 4611 dict_add_number(d, "winid", (long)qf_winid); 4612 dict_add_number(d, "id", (long)qfl->qf_id); 4613 dict_add_number(d, "start_idx", start_idx); 4614 dict_add_number(d, "end_idx", end_idx); 4615 ++d->dv_refcount; 4616 args[0].v_type = VAR_DICT; 4617 args[0].vval.v_dict = d; 4618 4619 qftf_list = NULL; 4620 if (call_callback(cb, 0, &rettv, 1, args) != FAIL) 4621 { 4622 if (rettv.v_type == VAR_LIST) 4623 { 4624 qftf_list = rettv.vval.v_list; 4625 qftf_list->lv_refcount++; 4626 } 4627 clear_tv(&rettv); 4628 } 4629 dict_unref(d); 4630 } 4631 4632 return qftf_list; 4633 } 4634 4635 /* 4636 * Fill current buffer with quickfix errors, replacing any previous contents. 4637 * curbuf must be the quickfix buffer! 4638 * If "old_last" is not NULL append the items after this one. 4639 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 4640 * ml_delete() is used and autocommands will be triggered. 4641 */ 4642 static void 4643 qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid) 4644 { 4645 linenr_T lnum; 4646 qfline_T *qfp; 4647 int old_KeyTyped = KeyTyped; 4648 list_T *qftf_list = NULL; 4649 listitem_T *qftf_li = NULL; 4650 4651 if (old_last == NULL) 4652 { 4653 if (buf != curbuf) 4654 { 4655 internal_error("qf_fill_buffer()"); 4656 return; 4657 } 4658 4659 // delete all existing lines 4660 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 4661 (void)ml_delete((linenr_T)1); 4662 } 4663 4664 // Check if there is anything to display 4665 if (qfl != NULL) 4666 { 4667 char_u dirname[MAXPATHL]; 4668 int invalid_val = FALSE; 4669 int prev_bufnr = -1; 4670 4671 *dirname = NUL; 4672 4673 // Add one line for each error 4674 if (old_last == NULL || old_last->qf_next == NULL) 4675 { 4676 qfp = qfl->qf_start; 4677 lnum = 0; 4678 } 4679 else 4680 { 4681 qfp = old_last->qf_next; 4682 lnum = buf->b_ml.ml_line_count; 4683 } 4684 4685 qftf_list = call_qftf_func(qfl, qf_winid, (long)(lnum + 1), 4686 (long)qfl->qf_count); 4687 if (qftf_list != NULL) 4688 qftf_li = qftf_list->lv_first; 4689 4690 while (lnum < qfl->qf_count) 4691 { 4692 char_u *qftf_str = NULL; 4693 4694 // Use the text supplied by the user defined function (if any). 4695 // If the returned value is not string, then ignore the rest 4696 // of the returned values and use the default. 4697 if (qftf_li != NULL && !invalid_val) 4698 { 4699 qftf_str = tv_get_string_chk(&qftf_li->li_tv); 4700 if (qftf_str == NULL) 4701 invalid_val = TRUE; 4702 } 4703 4704 if (qf_buf_add_line(buf, lnum, qfp, dirname, 4705 prev_bufnr != qfp->qf_fnum, qftf_str) == FAIL) 4706 break; 4707 4708 prev_bufnr = qfp->qf_fnum; 4709 ++lnum; 4710 qfp = qfp->qf_next; 4711 if (qfp == NULL) 4712 break; 4713 4714 if (qftf_li != NULL) 4715 qftf_li = qftf_li->li_next; 4716 } 4717 4718 if (old_last == NULL) 4719 // Delete the empty line which is now at the end 4720 (void)ml_delete(lnum + 1); 4721 } 4722 4723 // correct cursor position 4724 check_lnums(TRUE); 4725 4726 if (old_last == NULL) 4727 { 4728 // Set the 'filetype' to "qf" each time after filling the buffer. 4729 // This resembles reading a file into a buffer, it's more logical when 4730 // using autocommands. 4731 ++curbuf_lock; 4732 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 4733 curbuf->b_p_ma = FALSE; 4734 4735 keep_filetype = TRUE; // don't detect 'filetype' 4736 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 4737 FALSE, curbuf); 4738 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 4739 FALSE, curbuf); 4740 keep_filetype = FALSE; 4741 --curbuf_lock; 4742 4743 // make sure it will be redrawn 4744 redraw_curbuf_later(NOT_VALID); 4745 } 4746 4747 // Restore KeyTyped, setting 'filetype' may reset it. 4748 KeyTyped = old_KeyTyped; 4749 } 4750 4751 /* 4752 * For every change made to the quickfix list, update the changed tick. 4753 */ 4754 static void 4755 qf_list_changed(qf_list_T *qfl) 4756 { 4757 qfl->qf_changedtick++; 4758 } 4759 4760 /* 4761 * Return the quickfix/location list number with the given identifier. 4762 * Returns -1 if list is not found. 4763 */ 4764 static int 4765 qf_id2nr(qf_info_T *qi, int_u qfid) 4766 { 4767 int qf_idx; 4768 4769 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4770 if (qi->qf_lists[qf_idx].qf_id == qfid) 4771 return qf_idx; 4772 return INVALID_QFIDX; 4773 } 4774 4775 /* 4776 * If the current list is not "save_qfid" and we can find the list with that ID 4777 * then make it the current list. 4778 * This is used when autocommands may have changed the current list. 4779 * Returns OK if successfully restored the list. Returns FAIL if the list with 4780 * the specified identifier (save_qfid) is not found in the stack. 4781 */ 4782 static int 4783 qf_restore_list(qf_info_T *qi, int_u save_qfid) 4784 { 4785 int curlist; 4786 4787 if (qf_get_curlist(qi)->qf_id != save_qfid) 4788 { 4789 curlist = qf_id2nr(qi, save_qfid); 4790 if (curlist < 0) 4791 // list is not present 4792 return FAIL; 4793 qi->qf_curlist = curlist; 4794 } 4795 return OK; 4796 } 4797 4798 /* 4799 * Jump to the first entry if there is one. 4800 */ 4801 static void 4802 qf_jump_first(qf_info_T *qi, int_u save_qfid, int forceit) 4803 { 4804 if (qf_restore_list(qi, save_qfid) == FAIL) 4805 return; 4806 4807 // Autocommands might have cleared the list, check for that. 4808 if (!qf_list_empty(qf_get_curlist(qi))) 4809 qf_jump(qi, 0, 0, forceit); 4810 } 4811 4812 /* 4813 * Return TRUE when using ":vimgrep" for ":grep". 4814 */ 4815 int 4816 grep_internal(cmdidx_T cmdidx) 4817 { 4818 return ((cmdidx == CMD_grep 4819 || cmdidx == CMD_lgrep 4820 || cmdidx == CMD_grepadd 4821 || cmdidx == CMD_lgrepadd) 4822 && STRCMP("internal", 4823 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 4824 } 4825 4826 /* 4827 * Return the make/grep autocmd name. 4828 */ 4829 static char_u * 4830 make_get_auname(cmdidx_T cmdidx) 4831 { 4832 switch (cmdidx) 4833 { 4834 case CMD_make: return (char_u *)"make"; 4835 case CMD_lmake: return (char_u *)"lmake"; 4836 case CMD_grep: return (char_u *)"grep"; 4837 case CMD_lgrep: return (char_u *)"lgrep"; 4838 case CMD_grepadd: return (char_u *)"grepadd"; 4839 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4840 default: return NULL; 4841 } 4842 } 4843 4844 /* 4845 * Return the name for the errorfile, in allocated memory. 4846 * Find a new unique name when 'makeef' contains "##". 4847 * Returns NULL for error. 4848 */ 4849 static char_u * 4850 get_mef_name(void) 4851 { 4852 char_u *p; 4853 char_u *name; 4854 static int start = -1; 4855 static int off = 0; 4856 #ifdef HAVE_LSTAT 4857 stat_T sb; 4858 #endif 4859 4860 if (*p_mef == NUL) 4861 { 4862 name = vim_tempname('e', FALSE); 4863 if (name == NULL) 4864 emsg(_(e_notmp)); 4865 return name; 4866 } 4867 4868 for (p = p_mef; *p; ++p) 4869 if (p[0] == '#' && p[1] == '#') 4870 break; 4871 4872 if (*p == NUL) 4873 return vim_strsave(p_mef); 4874 4875 // Keep trying until the name doesn't exist yet. 4876 for (;;) 4877 { 4878 if (start == -1) 4879 start = mch_get_pid(); 4880 else 4881 off += 19; 4882 4883 name = alloc(STRLEN(p_mef) + 30); 4884 if (name == NULL) 4885 break; 4886 STRCPY(name, p_mef); 4887 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4888 STRCAT(name, p + 2); 4889 if (mch_getperm(name) < 0 4890 #ifdef HAVE_LSTAT 4891 // Don't accept a symbolic link, it's a security risk. 4892 && mch_lstat((char *)name, &sb) < 0 4893 #endif 4894 ) 4895 break; 4896 vim_free(name); 4897 } 4898 return name; 4899 } 4900 4901 /* 4902 * Form the complete command line to invoke 'make'/'grep'. Quote the command 4903 * using 'shellquote' and append 'shellpipe'. Echo the fully formed command. 4904 */ 4905 static char_u * 4906 make_get_fullcmd(char_u *makecmd, char_u *fname) 4907 { 4908 char_u *cmd; 4909 unsigned len; 4910 4911 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(makecmd) + 1; 4912 if (*p_sp != NUL) 4913 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4914 cmd = alloc(len); 4915 if (cmd == NULL) 4916 return NULL; 4917 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)makecmd, 4918 (char *)p_shq); 4919 4920 // If 'shellpipe' empty: don't redirect to 'errorfile'. 4921 if (*p_sp != NUL) 4922 append_redir(cmd, len, p_sp, fname); 4923 4924 // Display the fully formed command. Output a newline if there's something 4925 // else than the :make command that was typed (in which case the cursor is 4926 // in column 0). 4927 if (msg_col == 0) 4928 msg_didout = FALSE; 4929 msg_start(); 4930 msg_puts(":!"); 4931 msg_outtrans(cmd); // show what we are doing 4932 4933 return cmd; 4934 } 4935 4936 /* 4937 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 4938 */ 4939 void 4940 ex_make(exarg_T *eap) 4941 { 4942 char_u *fname; 4943 char_u *cmd; 4944 char_u *enc = NULL; 4945 win_T *wp = NULL; 4946 qf_info_T *qi = &ql_info; 4947 int res; 4948 char_u *au_name = NULL; 4949 int_u save_qfid; 4950 4951 // Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". 4952 if (grep_internal(eap->cmdidx)) 4953 { 4954 ex_vimgrep(eap); 4955 return; 4956 } 4957 4958 au_name = make_get_auname(eap->cmdidx); 4959 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4960 curbuf->b_fname, TRUE, curbuf)) 4961 { 4962 #ifdef FEAT_EVAL 4963 if (aborting()) 4964 return; 4965 #endif 4966 } 4967 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4968 4969 if (is_loclist_cmd(eap->cmdidx)) 4970 wp = curwin; 4971 4972 autowrite_all(); 4973 fname = get_mef_name(); 4974 if (fname == NULL) 4975 return; 4976 mch_remove(fname); // in case it's not unique 4977 4978 cmd = make_get_fullcmd(eap->arg, fname); 4979 if (cmd == NULL) 4980 return; 4981 4982 // let the shell know if we are redirecting output or not 4983 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 4984 4985 #ifdef AMIGA 4986 out_flush(); 4987 // read window status report and redraw before message 4988 (void)char_avail(); 4989 #endif 4990 4991 incr_quickfix_busy(); 4992 4993 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 4994 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 4995 (eap->cmdidx != CMD_grepadd 4996 && eap->cmdidx != CMD_lgrepadd), 4997 qf_cmdtitle(*eap->cmdlinep), enc); 4998 if (wp != NULL) 4999 { 5000 qi = GET_LOC_LIST(wp); 5001 if (qi == NULL) 5002 goto cleanup; 5003 } 5004 if (res >= 0) 5005 qf_list_changed(qf_get_curlist(qi)); 5006 5007 // Remember the current quickfix list identifier, so that we can 5008 // check for autocommands changing the current quickfix list. 5009 save_qfid = qf_get_curlist(qi)->qf_id; 5010 if (au_name != NULL) 5011 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 5012 curbuf->b_fname, TRUE, curbuf); 5013 if (res > 0 && !eap->forceit && qflist_valid(wp, save_qfid)) 5014 // display the first error 5015 qf_jump_first(qi, save_qfid, FALSE); 5016 5017 cleanup: 5018 decr_quickfix_busy(); 5019 mch_remove(fname); 5020 vim_free(fname); 5021 vim_free(cmd); 5022 } 5023 5024 /* 5025 * Returns the number of entries in the current quickfix/location list. 5026 */ 5027 int 5028 qf_get_size(exarg_T *eap) 5029 { 5030 qf_info_T *qi; 5031 5032 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5033 return 0; 5034 return qf_get_curlist(qi)->qf_count; 5035 } 5036 5037 /* 5038 * Returns the number of valid entries in the current quickfix/location list. 5039 */ 5040 int 5041 qf_get_valid_size(exarg_T *eap) 5042 { 5043 qf_info_T *qi; 5044 qf_list_T *qfl; 5045 qfline_T *qfp; 5046 int i, sz = 0; 5047 int prev_fnum = 0; 5048 5049 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5050 return 0; 5051 5052 qfl = qf_get_curlist(qi); 5053 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5054 { 5055 if (qfp->qf_valid) 5056 { 5057 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 5058 sz++; // Count all valid entries 5059 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5060 { 5061 // Count the number of files 5062 sz++; 5063 prev_fnum = qfp->qf_fnum; 5064 } 5065 } 5066 } 5067 5068 return sz; 5069 } 5070 5071 /* 5072 * Returns the current index of the quickfix/location list. 5073 * Returns 0 if there is an error. 5074 */ 5075 int 5076 qf_get_cur_idx(exarg_T *eap) 5077 { 5078 qf_info_T *qi; 5079 5080 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5081 return 0; 5082 5083 return qf_get_curlist(qi)->qf_index; 5084 } 5085 5086 /* 5087 * Returns the current index in the quickfix/location list (counting only valid 5088 * entries). If no valid entries are in the list, then returns 1. 5089 */ 5090 int 5091 qf_get_cur_valid_idx(exarg_T *eap) 5092 { 5093 qf_info_T *qi; 5094 qf_list_T *qfl; 5095 qfline_T *qfp; 5096 int i, eidx = 0; 5097 int prev_fnum = 0; 5098 5099 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5100 return 1; 5101 5102 qfl = qf_get_curlist(qi); 5103 qfp = qfl->qf_start; 5104 5105 // check if the list has valid errors 5106 if (!qf_list_has_valid_entries(qfl)) 5107 return 1; 5108 5109 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 5110 { 5111 if (qfp->qf_valid) 5112 { 5113 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5114 { 5115 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5116 { 5117 // Count the number of files 5118 eidx++; 5119 prev_fnum = qfp->qf_fnum; 5120 } 5121 } 5122 else 5123 eidx++; 5124 } 5125 } 5126 5127 return eidx ? eidx : 1; 5128 } 5129 5130 /* 5131 * Get the 'n'th valid error entry in the quickfix or location list. 5132 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 5133 * For :cdo and :ldo returns the 'n'th valid error entry. 5134 * For :cfdo and :lfdo returns the 'n'th valid file entry. 5135 */ 5136 static int 5137 qf_get_nth_valid_entry(qf_list_T *qfl, int n, int fdo) 5138 { 5139 qfline_T *qfp; 5140 int i, eidx; 5141 int prev_fnum = 0; 5142 5143 // check if the list has valid errors 5144 if (!qf_list_has_valid_entries(qfl)) 5145 return 1; 5146 5147 eidx = 0; 5148 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5149 { 5150 if (qfp->qf_valid) 5151 { 5152 if (fdo) 5153 { 5154 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5155 { 5156 // Count the number of files 5157 eidx++; 5158 prev_fnum = qfp->qf_fnum; 5159 } 5160 } 5161 else 5162 eidx++; 5163 } 5164 5165 if (eidx == n) 5166 break; 5167 } 5168 5169 if (i <= qfl->qf_count) 5170 return i; 5171 else 5172 return 1; 5173 } 5174 5175 /* 5176 * ":cc", ":crewind", ":cfirst" and ":clast". 5177 * ":ll", ":lrewind", ":lfirst" and ":llast". 5178 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 5179 */ 5180 void 5181 ex_cc(exarg_T *eap) 5182 { 5183 qf_info_T *qi; 5184 int errornr; 5185 5186 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5187 return; 5188 5189 if (eap->addr_count > 0) 5190 errornr = (int)eap->line2; 5191 else 5192 { 5193 switch (eap->cmdidx) 5194 { 5195 case CMD_cc: case CMD_ll: 5196 errornr = 0; 5197 break; 5198 case CMD_crewind: case CMD_lrewind: case CMD_cfirst: 5199 case CMD_lfirst: 5200 errornr = 1; 5201 break; 5202 default: 5203 errornr = 32767; 5204 } 5205 } 5206 5207 // For cdo and ldo commands, jump to the nth valid error. 5208 // For cfdo and lfdo commands, jump to the nth valid file entry. 5209 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 5210 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5211 errornr = qf_get_nth_valid_entry(qf_get_curlist(qi), 5212 eap->addr_count > 0 ? (int)eap->line1 : 1, 5213 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 5214 5215 qf_jump(qi, 0, errornr, eap->forceit); 5216 } 5217 5218 /* 5219 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 5220 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 5221 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 5222 */ 5223 void 5224 ex_cnext(exarg_T *eap) 5225 { 5226 qf_info_T *qi; 5227 int errornr; 5228 int dir; 5229 5230 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5231 return; 5232 5233 if (eap->addr_count > 0 5234 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 5235 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 5236 errornr = (int)eap->line2; 5237 else 5238 errornr = 1; 5239 5240 // Depending on the command jump to either next or previous entry/file. 5241 switch (eap->cmdidx) 5242 { 5243 case CMD_cnext: case CMD_lnext: case CMD_cdo: case CMD_ldo: 5244 dir = FORWARD; 5245 break; 5246 case CMD_cprevious: case CMD_lprevious: case CMD_cNext: 5247 case CMD_lNext: 5248 dir = BACKWARD; 5249 break; 5250 case CMD_cnfile: case CMD_lnfile: case CMD_cfdo: case CMD_lfdo: 5251 dir = FORWARD_FILE; 5252 break; 5253 case CMD_cpfile: case CMD_lpfile: case CMD_cNfile: case CMD_lNfile: 5254 dir = BACKWARD_FILE; 5255 break; 5256 default: 5257 dir = FORWARD; 5258 break; 5259 } 5260 5261 qf_jump(qi, dir, errornr, eap->forceit); 5262 } 5263 5264 /* 5265 * Find the first entry in the quickfix list 'qfl' from buffer 'bnr'. 5266 * The index of the entry is stored in 'errornr'. 5267 * Returns NULL if an entry is not found. 5268 */ 5269 static qfline_T * 5270 qf_find_first_entry_in_buf(qf_list_T *qfl, int bnr, int *errornr) 5271 { 5272 qfline_T *qfp = NULL; 5273 int idx = 0; 5274 5275 // Find the first entry in this file 5276 FOR_ALL_QFL_ITEMS(qfl, qfp, idx) 5277 if (qfp->qf_fnum == bnr) 5278 break; 5279 5280 *errornr = idx; 5281 return qfp; 5282 } 5283 5284 /* 5285 * Find the first quickfix entry on the same line as 'entry'. Updates 'errornr' 5286 * with the error number for the first entry. Assumes the entries are sorted in 5287 * the quickfix list by line number. 5288 */ 5289 static qfline_T * 5290 qf_find_first_entry_on_line(qfline_T *entry, int *errornr) 5291 { 5292 while (!got_int 5293 && entry->qf_prev != NULL 5294 && entry->qf_fnum == entry->qf_prev->qf_fnum 5295 && entry->qf_lnum == entry->qf_prev->qf_lnum) 5296 { 5297 entry = entry->qf_prev; 5298 --*errornr; 5299 } 5300 5301 return entry; 5302 } 5303 5304 /* 5305 * Find the last quickfix entry on the same line as 'entry'. Updates 'errornr' 5306 * with the error number for the last entry. Assumes the entries are sorted in 5307 * the quickfix list by line number. 5308 */ 5309 static qfline_T * 5310 qf_find_last_entry_on_line(qfline_T *entry, int *errornr) 5311 { 5312 while (!got_int && 5313 entry->qf_next != NULL 5314 && entry->qf_fnum == entry->qf_next->qf_fnum 5315 && entry->qf_lnum == entry->qf_next->qf_lnum) 5316 { 5317 entry = entry->qf_next; 5318 ++*errornr; 5319 } 5320 5321 return entry; 5322 } 5323 5324 /* 5325 * Returns TRUE if the specified quickfix entry is 5326 * after the given line (linewise is TRUE) 5327 * or after the line and column. 5328 */ 5329 static int 5330 qf_entry_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5331 { 5332 if (linewise) 5333 return qfp->qf_lnum > pos->lnum; 5334 else 5335 return (qfp->qf_lnum > pos->lnum || 5336 (qfp->qf_lnum == pos->lnum && qfp->qf_col > pos->col)); 5337 } 5338 5339 /* 5340 * Returns TRUE if the specified quickfix entry is 5341 * before the given line (linewise is TRUE) 5342 * or before the line and column. 5343 */ 5344 static int 5345 qf_entry_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5346 { 5347 if (linewise) 5348 return qfp->qf_lnum < pos->lnum; 5349 else 5350 return (qfp->qf_lnum < pos->lnum || 5351 (qfp->qf_lnum == pos->lnum && qfp->qf_col < pos->col)); 5352 } 5353 5354 /* 5355 * Returns TRUE if the specified quickfix entry is 5356 * on or after the given line (linewise is TRUE) 5357 * or on or after the line and column. 5358 */ 5359 static int 5360 qf_entry_on_or_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5361 { 5362 if (linewise) 5363 return qfp->qf_lnum >= pos->lnum; 5364 else 5365 return (qfp->qf_lnum > pos->lnum || 5366 (qfp->qf_lnum == pos->lnum && qfp->qf_col >= pos->col)); 5367 } 5368 5369 /* 5370 * Returns TRUE if the specified quickfix entry is 5371 * on or before the given line (linewise is TRUE) 5372 * or on or before the line and column. 5373 */ 5374 static int 5375 qf_entry_on_or_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5376 { 5377 if (linewise) 5378 return qfp->qf_lnum <= pos->lnum; 5379 else 5380 return (qfp->qf_lnum < pos->lnum || 5381 (qfp->qf_lnum == pos->lnum && qfp->qf_col <= pos->col)); 5382 } 5383 5384 /* 5385 * Find the first quickfix entry after position 'pos' in buffer 'bnr'. 5386 * If 'linewise' is TRUE, returns the entry after the specified line and treats 5387 * multiple entries on a single line as one. Otherwise returns the entry after 5388 * the specified line and column. 5389 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5390 * index of the very first entry in the quickfix list. 5391 * Returns NULL if an entry is not found after 'pos'. 5392 */ 5393 static qfline_T * 5394 qf_find_entry_after_pos( 5395 int bnr, 5396 pos_T *pos, 5397 int linewise, 5398 qfline_T *qfp, 5399 int *errornr) 5400 { 5401 if (qf_entry_after_pos(qfp, pos, linewise)) 5402 // First entry is after position 'pos' 5403 return qfp; 5404 5405 // Find the entry just before or at the position 'pos' 5406 while (qfp->qf_next != NULL 5407 && qfp->qf_next->qf_fnum == bnr 5408 && qf_entry_on_or_before_pos(qfp->qf_next, pos, linewise)) 5409 { 5410 qfp = qfp->qf_next; 5411 ++*errornr; 5412 } 5413 5414 if (qfp->qf_next == NULL || qfp->qf_next->qf_fnum != bnr) 5415 // No entries found after position 'pos' 5416 return NULL; 5417 5418 // Use the entry just after position 'pos' 5419 qfp = qfp->qf_next; 5420 ++*errornr; 5421 5422 return qfp; 5423 } 5424 5425 /* 5426 * Find the first quickfix entry before position 'pos' in buffer 'bnr'. 5427 * If 'linewise' is TRUE, returns the entry before the specified line and 5428 * treats multiple entries on a single line as one. Otherwise returns the entry 5429 * before the specified line and column. 5430 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5431 * index of the very first entry in the quickfix list. 5432 * Returns NULL if an entry is not found before 'pos'. 5433 */ 5434 static qfline_T * 5435 qf_find_entry_before_pos( 5436 int bnr, 5437 pos_T *pos, 5438 int linewise, 5439 qfline_T *qfp, 5440 int *errornr) 5441 { 5442 // Find the entry just before the position 'pos' 5443 while (qfp->qf_next != NULL 5444 && qfp->qf_next->qf_fnum == bnr 5445 && qf_entry_before_pos(qfp->qf_next, pos, linewise)) 5446 { 5447 qfp = qfp->qf_next; 5448 ++*errornr; 5449 } 5450 5451 if (qf_entry_on_or_after_pos(qfp, pos, linewise)) 5452 return NULL; 5453 5454 if (linewise) 5455 // If multiple entries are on the same line, then use the first entry 5456 qfp = qf_find_first_entry_on_line(qfp, errornr); 5457 5458 return qfp; 5459 } 5460 5461 /* 5462 * Find a quickfix entry in 'qfl' closest to position 'pos' in buffer 'bnr' in 5463 * the direction 'dir'. 5464 */ 5465 static qfline_T * 5466 qf_find_closest_entry( 5467 qf_list_T *qfl, 5468 int bnr, 5469 pos_T *pos, 5470 int dir, 5471 int linewise, 5472 int *errornr) 5473 { 5474 qfline_T *qfp; 5475 5476 *errornr = 0; 5477 5478 // Find the first entry in this file 5479 qfp = qf_find_first_entry_in_buf(qfl, bnr, errornr); 5480 if (qfp == NULL) 5481 return NULL; // no entry in this file 5482 5483 if (dir == FORWARD) 5484 qfp = qf_find_entry_after_pos(bnr, pos, linewise, qfp, errornr); 5485 else 5486 qfp = qf_find_entry_before_pos(bnr, pos, linewise, qfp, errornr); 5487 5488 return qfp; 5489 } 5490 5491 /* 5492 * Get the nth quickfix entry below the specified entry. Searches forward in 5493 * the list. If linewise is TRUE, then treat multiple entries on a single line 5494 * as one. 5495 */ 5496 static void 5497 qf_get_nth_below_entry(qfline_T *entry_arg, int n, int linewise, int *errornr) 5498 { 5499 qfline_T *entry = entry_arg; 5500 5501 while (n-- > 0 && !got_int) 5502 { 5503 int first_errornr = *errornr; 5504 5505 if (linewise) 5506 // Treat all the entries on the same line in this file as one 5507 entry = qf_find_last_entry_on_line(entry, errornr); 5508 5509 if (entry->qf_next == NULL 5510 || entry->qf_next->qf_fnum != entry->qf_fnum) 5511 { 5512 if (linewise) 5513 *errornr = first_errornr; 5514 break; 5515 } 5516 5517 entry = entry->qf_next; 5518 ++*errornr; 5519 } 5520 } 5521 5522 /* 5523 * Get the nth quickfix entry above the specified entry. Searches backwards in 5524 * the list. If linewise is TRUE, then treat multiple entries on a single line 5525 * as one. 5526 */ 5527 static void 5528 qf_get_nth_above_entry(qfline_T *entry, int n, int linewise, int *errornr) 5529 { 5530 while (n-- > 0 && !got_int) 5531 { 5532 if (entry->qf_prev == NULL 5533 || entry->qf_prev->qf_fnum != entry->qf_fnum) 5534 break; 5535 5536 entry = entry->qf_prev; 5537 --*errornr; 5538 5539 // If multiple entries are on the same line, then use the first entry 5540 if (linewise) 5541 entry = qf_find_first_entry_on_line(entry, errornr); 5542 } 5543 } 5544 5545 /* 5546 * Find the n'th quickfix entry adjacent to position 'pos' in buffer 'bnr' in 5547 * the specified direction. Returns the error number in the quickfix list or 0 5548 * if an entry is not found. 5549 */ 5550 static int 5551 qf_find_nth_adj_entry( 5552 qf_list_T *qfl, 5553 int bnr, 5554 pos_T *pos, 5555 int n, 5556 int dir, 5557 int linewise) 5558 { 5559 qfline_T *adj_entry; 5560 int errornr; 5561 5562 // Find an entry closest to the specified position 5563 adj_entry = qf_find_closest_entry(qfl, bnr, pos, dir, linewise, &errornr); 5564 if (adj_entry == NULL) 5565 return 0; 5566 5567 if (--n > 0) 5568 { 5569 // Go to the n'th entry in the current buffer 5570 if (dir == FORWARD) 5571 qf_get_nth_below_entry(adj_entry, n, linewise, &errornr); 5572 else 5573 qf_get_nth_above_entry(adj_entry, n, linewise, &errornr); 5574 } 5575 5576 return errornr; 5577 } 5578 5579 /* 5580 * Jump to a quickfix entry in the current file nearest to the current line or 5581 * current line/col. 5582 * ":cabove", ":cbelow", ":labove", ":lbelow", ":cafter", ":cbefore", 5583 * ":lafter" and ":lbefore" commands 5584 */ 5585 void 5586 ex_cbelow(exarg_T *eap) 5587 { 5588 qf_info_T *qi; 5589 qf_list_T *qfl; 5590 int dir; 5591 int buf_has_flag; 5592 int errornr = 0; 5593 pos_T pos; 5594 5595 if (eap->addr_count > 0 && eap->line2 <= 0) 5596 { 5597 emsg(_(e_invrange)); 5598 return; 5599 } 5600 5601 // Check whether the current buffer has any quickfix entries 5602 if (eap->cmdidx == CMD_cabove || eap->cmdidx == CMD_cbelow 5603 || eap->cmdidx == CMD_cbefore || eap->cmdidx == CMD_cafter) 5604 buf_has_flag = BUF_HAS_QF_ENTRY; 5605 else 5606 buf_has_flag = BUF_HAS_LL_ENTRY; 5607 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 5608 { 5609 emsg(_(e_quickfix)); 5610 return; 5611 } 5612 5613 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5614 return; 5615 5616 qfl = qf_get_curlist(qi); 5617 // check if the list has valid errors 5618 if (!qf_list_has_valid_entries(qfl)) 5619 { 5620 emsg(_(e_quickfix)); 5621 return; 5622 } 5623 5624 if (eap->cmdidx == CMD_cbelow 5625 || eap->cmdidx == CMD_lbelow 5626 || eap->cmdidx == CMD_cafter 5627 || eap->cmdidx == CMD_lafter) 5628 // Forward motion commands 5629 dir = FORWARD; 5630 else 5631 dir = BACKWARD; 5632 5633 pos = curwin->w_cursor; 5634 // A quickfix entry column number is 1 based whereas cursor column 5635 // number is 0 based. Adjust the column number. 5636 pos.col++; 5637 errornr = qf_find_nth_adj_entry(qfl, curbuf->b_fnum, &pos, 5638 eap->addr_count > 0 ? eap->line2 : 0, dir, 5639 eap->cmdidx == CMD_cbelow 5640 || eap->cmdidx == CMD_lbelow 5641 || eap->cmdidx == CMD_cabove 5642 || eap->cmdidx == CMD_labove); 5643 5644 if (errornr > 0) 5645 qf_jump(qi, 0, errornr, FALSE); 5646 else 5647 emsg(_(e_no_more_items)); 5648 } 5649 5650 /* 5651 * Return the autocmd name for the :cfile Ex commands 5652 */ 5653 static char_u * 5654 cfile_get_auname(cmdidx_T cmdidx) 5655 { 5656 switch (cmdidx) 5657 { 5658 case CMD_cfile: return (char_u *)"cfile"; 5659 case CMD_cgetfile: return (char_u *)"cgetfile"; 5660 case CMD_caddfile: return (char_u *)"caddfile"; 5661 case CMD_lfile: return (char_u *)"lfile"; 5662 case CMD_lgetfile: return (char_u *)"lgetfile"; 5663 case CMD_laddfile: return (char_u *)"laddfile"; 5664 default: return NULL; 5665 } 5666 } 5667 5668 /* 5669 * ":cfile"/":cgetfile"/":caddfile" commands. 5670 * ":lfile"/":lgetfile"/":laddfile" commands. 5671 */ 5672 void 5673 ex_cfile(exarg_T *eap) 5674 { 5675 char_u *enc = NULL; 5676 win_T *wp = NULL; 5677 qf_info_T *qi = &ql_info; 5678 char_u *au_name = NULL; 5679 int_u save_qfid = 0; // init for gcc 5680 int res; 5681 5682 au_name = cfile_get_auname(eap->cmdidx); 5683 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 5684 NULL, FALSE, curbuf)) 5685 { 5686 #ifdef FEAT_EVAL 5687 if (aborting()) 5688 return; 5689 #endif 5690 } 5691 5692 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 5693 #ifdef FEAT_BROWSE 5694 if (cmdmod.browse) 5695 { 5696 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 5697 NULL, NULL, 5698 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 5699 if (browse_file == NULL) 5700 return; 5701 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 5702 vim_free(browse_file); 5703 } 5704 else 5705 #endif 5706 if (*eap->arg != NUL) 5707 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 5708 5709 if (is_loclist_cmd(eap->cmdidx)) 5710 wp = curwin; 5711 5712 incr_quickfix_busy(); 5713 5714 // This function is used by the :cfile, :cgetfile and :caddfile 5715 // commands. 5716 // :cfile always creates a new quickfix list and jumps to the 5717 // first error. 5718 // :cgetfile creates a new quickfix list but doesn't jump to the 5719 // first error. 5720 // :caddfile adds to an existing quickfix list. If there is no 5721 // quickfix list then a new list is created. 5722 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 5723 && eap->cmdidx != CMD_laddfile), 5724 qf_cmdtitle(*eap->cmdlinep), enc); 5725 if (wp != NULL) 5726 { 5727 qi = GET_LOC_LIST(wp); 5728 if (qi == NULL) 5729 { 5730 decr_quickfix_busy(); 5731 return; 5732 } 5733 } 5734 if (res >= 0) 5735 qf_list_changed(qf_get_curlist(qi)); 5736 save_qfid = qf_get_curlist(qi)->qf_id; 5737 if (au_name != NULL) 5738 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 5739 5740 // Jump to the first error for a new list and if autocmds didn't 5741 // free the list. 5742 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile) 5743 && qflist_valid(wp, save_qfid)) 5744 // display the first error 5745 qf_jump_first(qi, save_qfid, eap->forceit); 5746 5747 decr_quickfix_busy(); 5748 } 5749 5750 /* 5751 * Return the vimgrep autocmd name. 5752 */ 5753 static char_u * 5754 vgr_get_auname(cmdidx_T cmdidx) 5755 { 5756 switch (cmdidx) 5757 { 5758 case CMD_vimgrep: return (char_u *)"vimgrep"; 5759 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 5760 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 5761 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 5762 case CMD_grep: return (char_u *)"grep"; 5763 case CMD_lgrep: return (char_u *)"lgrep"; 5764 case CMD_grepadd: return (char_u *)"grepadd"; 5765 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 5766 default: return NULL; 5767 } 5768 } 5769 5770 /* 5771 * Initialize the regmatch used by vimgrep for pattern "s". 5772 */ 5773 static void 5774 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 5775 { 5776 // Get the search pattern: either white-separated or enclosed in // 5777 regmatch->regprog = NULL; 5778 5779 if (s == NULL || *s == NUL) 5780 { 5781 // Pattern is empty, use last search pattern. 5782 if (last_search_pat() == NULL) 5783 { 5784 emsg(_(e_noprevre)); 5785 return; 5786 } 5787 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 5788 } 5789 else 5790 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 5791 5792 regmatch->rmm_ic = p_ic; 5793 regmatch->rmm_maxcol = 0; 5794 } 5795 5796 /* 5797 * Display a file name when vimgrep is running. 5798 */ 5799 static void 5800 vgr_display_fname(char_u *fname) 5801 { 5802 char_u *p; 5803 5804 msg_start(); 5805 p = msg_strtrunc(fname, TRUE); 5806 if (p == NULL) 5807 msg_outtrans(fname); 5808 else 5809 { 5810 msg_outtrans(p); 5811 vim_free(p); 5812 } 5813 msg_clr_eos(); 5814 msg_didout = FALSE; // overwrite this message 5815 msg_nowait = TRUE; // don't wait for this message 5816 msg_col = 0; 5817 out_flush(); 5818 } 5819 5820 /* 5821 * Load a dummy buffer to search for a pattern using vimgrep. 5822 */ 5823 static buf_T * 5824 vgr_load_dummy_buf( 5825 char_u *fname, 5826 char_u *dirname_start, 5827 char_u *dirname_now) 5828 { 5829 int save_mls; 5830 #if defined(FEAT_SYN_HL) 5831 char_u *save_ei = NULL; 5832 #endif 5833 buf_T *buf; 5834 5835 #if defined(FEAT_SYN_HL) 5836 // Don't do Filetype autocommands to avoid loading syntax and 5837 // indent scripts, a great speed improvement. 5838 save_ei = au_event_disable(",Filetype"); 5839 #endif 5840 // Don't use modelines here, it's useless. 5841 save_mls = p_mls; 5842 p_mls = 0; 5843 5844 // Load file into a buffer, so that 'fileencoding' is detected, 5845 // autocommands applied, etc. 5846 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 5847 5848 p_mls = save_mls; 5849 #if defined(FEAT_SYN_HL) 5850 au_event_restore(save_ei); 5851 #endif 5852 5853 return buf; 5854 } 5855 5856 /* 5857 * Check whether a quickfix/location list is valid. Autocmds may remove or 5858 * change a quickfix list when vimgrep is running. If the list is not found, 5859 * create a new list. 5860 */ 5861 static int 5862 vgr_qflist_valid( 5863 win_T *wp, 5864 qf_info_T *qi, 5865 int_u qfid, 5866 char_u *title) 5867 { 5868 // Verify that the quickfix/location list was not freed by an autocmd 5869 if (!qflist_valid(wp, qfid)) 5870 { 5871 if (wp != NULL) 5872 { 5873 // An autocmd has freed the location list. 5874 emsg(_(e_current_location_list_was_changed)); 5875 return FALSE; 5876 } 5877 else 5878 { 5879 // Quickfix list is not found, create a new one. 5880 qf_new_list(qi, title); 5881 return TRUE; 5882 } 5883 } 5884 5885 if (qf_restore_list(qi, qfid) == FAIL) 5886 return FALSE; 5887 5888 return TRUE; 5889 } 5890 5891 /* 5892 * Search for a pattern in all the lines in a buffer and add the matching lines 5893 * to a quickfix list. 5894 */ 5895 static int 5896 vgr_match_buflines( 5897 qf_list_T *qfl, 5898 char_u *fname, 5899 buf_T *buf, 5900 regmmatch_T *regmatch, 5901 long *tomatch, 5902 int duplicate_name, 5903 int flags) 5904 { 5905 int found_match = FALSE; 5906 long lnum; 5907 colnr_T col; 5908 5909 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && *tomatch > 0; ++lnum) 5910 { 5911 col = 0; 5912 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 5913 col, NULL, NULL) > 0) 5914 { 5915 // Pass the buffer number so that it gets used even for a 5916 // dummy buffer, unless duplicate_name is set, then the 5917 // buffer will be wiped out below. 5918 if (qf_add_entry(qfl, 5919 NULL, // dir 5920 fname, 5921 NULL, 5922 duplicate_name ? 0 : buf->b_fnum, 5923 ml_get_buf(buf, 5924 regmatch->startpos[0].lnum + lnum, FALSE), 5925 regmatch->startpos[0].lnum + lnum, 5926 regmatch->startpos[0].col + 1, 5927 FALSE, // vis_col 5928 NULL, // search pattern 5929 0, // nr 5930 0, // type 5931 TRUE // valid 5932 ) == QF_FAIL) 5933 { 5934 got_int = TRUE; 5935 break; 5936 } 5937 found_match = TRUE; 5938 if (--*tomatch == 0) 5939 break; 5940 if ((flags & VGR_GLOBAL) == 0 5941 || regmatch->endpos[0].lnum > 0) 5942 break; 5943 col = regmatch->endpos[0].col 5944 + (col == regmatch->endpos[0].col); 5945 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 5946 break; 5947 } 5948 line_breakcheck(); 5949 if (got_int) 5950 break; 5951 } 5952 5953 return found_match; 5954 } 5955 5956 /* 5957 * Jump to the first match and update the directory. 5958 */ 5959 static void 5960 vgr_jump_to_match( 5961 qf_info_T *qi, 5962 int forceit, 5963 int *redraw_for_dummy, 5964 buf_T *first_match_buf, 5965 char_u *target_dir) 5966 { 5967 buf_T *buf; 5968 5969 buf = curbuf; 5970 qf_jump(qi, 0, 0, forceit); 5971 if (buf != curbuf) 5972 // If we jumped to another buffer redrawing will already be 5973 // taken care of. 5974 *redraw_for_dummy = FALSE; 5975 5976 // Jump to the directory used after loading the buffer. 5977 if (curbuf == first_match_buf && target_dir != NULL) 5978 { 5979 exarg_T ea; 5980 5981 CLEAR_FIELD(ea); 5982 ea.arg = target_dir; 5983 ea.cmdidx = CMD_lcd; 5984 ex_cd(&ea); 5985 } 5986 } 5987 5988 /* 5989 * :vimgrep command arguments 5990 */ 5991 typedef struct 5992 { 5993 long tomatch; // maximum number of matches to find 5994 char_u *spat; // search pattern 5995 int flags; // search modifier 5996 char_u **fnames; // list of files to search 5997 int fcount; // number of files 5998 regmmatch_T regmatch; // compiled search pattern 5999 char_u *qf_title; // quickfix list title 6000 } vgr_args_T; 6001 6002 /* 6003 * Process :vimgrep command arguments. The command syntax is: 6004 * 6005 * :{count}vimgrep /{pattern}/[g][j] {file} ... 6006 */ 6007 static int 6008 vgr_process_args( 6009 exarg_T *eap, 6010 vgr_args_T *args) 6011 { 6012 char_u *p; 6013 6014 vim_memset(args, 0, sizeof(*args)); 6015 6016 args->regmatch.regprog = NULL; 6017 args->qf_title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 6018 6019 if (eap->addr_count > 0) 6020 args->tomatch = eap->line2; 6021 else 6022 args->tomatch = MAXLNUM; 6023 6024 // Get the search pattern: either white-separated or enclosed in // 6025 p = skip_vimgrep_pat(eap->arg, &args->spat, &args->flags); 6026 if (p == NULL) 6027 { 6028 emsg(_(e_invalpat)); 6029 return FAIL; 6030 } 6031 6032 vgr_init_regmatch(&args->regmatch, args->spat); 6033 if (args->regmatch.regprog == NULL) 6034 return FAIL; 6035 6036 p = skipwhite(p); 6037 if (*p == NUL) 6038 { 6039 emsg(_("E683: File name missing or invalid pattern")); 6040 return FAIL; 6041 } 6042 6043 // parse the list of arguments 6044 if (get_arglist_exp(p, &args->fcount, &args->fnames, TRUE) == FAIL) 6045 return FAIL; 6046 if (args->fcount == 0) 6047 { 6048 emsg(_(e_nomatch)); 6049 return FAIL; 6050 } 6051 6052 return OK; 6053 } 6054 6055 /* 6056 * Return TRUE if "buf" had an existing swap file, the current swap file does 6057 * not end in ".swp". 6058 */ 6059 static int 6060 existing_swapfile(buf_T *buf) 6061 { 6062 if (buf->b_ml.ml_mfp != NULL && buf->b_ml.ml_mfp->mf_fname != NULL) 6063 { 6064 char_u *fname = buf->b_ml.ml_mfp->mf_fname; 6065 size_t len = STRLEN(fname); 6066 6067 return fname[len - 1] != 'p' || fname[len - 2] != 'w'; 6068 } 6069 return FALSE; 6070 } 6071 6072 /* 6073 * Search for a pattern in a list of files and populate the quickfix list with 6074 * the matches. 6075 */ 6076 static int 6077 vgr_process_files( 6078 win_T *wp, 6079 qf_info_T *qi, 6080 vgr_args_T *cmd_args, 6081 int *redraw_for_dummy, 6082 buf_T **first_match_buf, 6083 char_u **target_dir) 6084 { 6085 int status = FAIL; 6086 int_u save_qfid = qf_get_curlist(qi)->qf_id; 6087 time_t seconds = 0; 6088 char_u *fname; 6089 int fi; 6090 buf_T *buf; 6091 int duplicate_name = FALSE; 6092 int using_dummy; 6093 char_u *dirname_start = NULL; 6094 char_u *dirname_now = NULL; 6095 int found_match; 6096 aco_save_T aco; 6097 6098 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 6099 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 6100 if (dirname_start == NULL || dirname_now == NULL) 6101 goto theend; 6102 6103 // Remember the current directory, because a BufRead autocommand that does 6104 // ":lcd %:p:h" changes the meaning of short path names. 6105 mch_dirname(dirname_start, MAXPATHL); 6106 6107 seconds = (time_t)0; 6108 for (fi = 0; fi < cmd_args->fcount && !got_int && cmd_args->tomatch > 0; 6109 ++fi) 6110 { 6111 fname = shorten_fname1(cmd_args->fnames[fi]); 6112 if (time(NULL) > seconds) 6113 { 6114 // Display the file name every second or so, show the user we are 6115 // working on it. 6116 seconds = time(NULL); 6117 vgr_display_fname(fname); 6118 } 6119 6120 buf = buflist_findname_exp(cmd_args->fnames[fi]); 6121 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 6122 { 6123 // Remember that a buffer with this name already exists. 6124 duplicate_name = (buf != NULL); 6125 using_dummy = TRUE; 6126 *redraw_for_dummy = TRUE; 6127 6128 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 6129 } 6130 else 6131 // Use existing, loaded buffer. 6132 using_dummy = FALSE; 6133 6134 // Check whether the quickfix list is still valid. When loading a 6135 // buffer above, autocommands might have changed the quickfix list. 6136 if (!vgr_qflist_valid(wp, qi, save_qfid, cmd_args->qf_title)) 6137 goto theend; 6138 6139 save_qfid = qf_get_curlist(qi)->qf_id; 6140 6141 if (buf == NULL) 6142 { 6143 if (!got_int) 6144 smsg(_("Cannot open file \"%s\""), fname); 6145 } 6146 else 6147 { 6148 // Try for a match in all lines of the buffer. 6149 // For ":1vimgrep" look for first match only. 6150 found_match = vgr_match_buflines(qf_get_curlist(qi), 6151 fname, buf, &cmd_args->regmatch, 6152 &cmd_args->tomatch, duplicate_name, cmd_args->flags); 6153 6154 if (using_dummy) 6155 { 6156 if (found_match && *first_match_buf == NULL) 6157 *first_match_buf = buf; 6158 if (duplicate_name) 6159 { 6160 // Never keep a dummy buffer if there is another buffer 6161 // with the same name. 6162 wipe_dummy_buffer(buf, dirname_start); 6163 buf = NULL; 6164 } 6165 else if (!cmdmod.hide 6166 || buf->b_p_bh[0] == 'u' // "unload" 6167 || buf->b_p_bh[0] == 'w' // "wipe" 6168 || buf->b_p_bh[0] == 'd') // "delete" 6169 { 6170 // When no match was found we don't need to remember the 6171 // buffer, wipe it out. If there was a match and it 6172 // wasn't the first one or we won't jump there: only 6173 // unload the buffer. 6174 // Ignore 'hidden' here, because it may lead to having too 6175 // many swap files. 6176 if (!found_match) 6177 { 6178 wipe_dummy_buffer(buf, dirname_start); 6179 buf = NULL; 6180 } 6181 else if (buf != *first_match_buf 6182 || (cmd_args->flags & VGR_NOJUMP) 6183 || existing_swapfile(buf)) 6184 { 6185 unload_dummy_buffer(buf, dirname_start); 6186 // Keeping the buffer, remove the dummy flag. 6187 buf->b_flags &= ~BF_DUMMY; 6188 buf = NULL; 6189 } 6190 } 6191 6192 if (buf != NULL) 6193 { 6194 // Keeping the buffer, remove the dummy flag. 6195 buf->b_flags &= ~BF_DUMMY; 6196 6197 // If the buffer is still loaded we need to use the 6198 // directory we jumped to below. 6199 if (buf == *first_match_buf 6200 && *target_dir == NULL 6201 && STRCMP(dirname_start, dirname_now) != 0) 6202 *target_dir = vim_strsave(dirname_now); 6203 6204 // The buffer is still loaded, the Filetype autocommands 6205 // need to be done now, in that buffer. And the modelines 6206 // need to be done (again). But not the window-local 6207 // options! 6208 aucmd_prepbuf(&aco, buf); 6209 #if defined(FEAT_SYN_HL) 6210 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 6211 buf->b_fname, TRUE, buf); 6212 #endif 6213 do_modelines(OPT_NOWIN); 6214 aucmd_restbuf(&aco); 6215 } 6216 } 6217 } 6218 } 6219 6220 status = OK; 6221 6222 theend: 6223 vim_free(dirname_now); 6224 vim_free(dirname_start); 6225 return status; 6226 } 6227 6228 /* 6229 * ":vimgrep {pattern} file(s)" 6230 * ":vimgrepadd {pattern} file(s)" 6231 * ":lvimgrep {pattern} file(s)" 6232 * ":lvimgrepadd {pattern} file(s)" 6233 */ 6234 void 6235 ex_vimgrep(exarg_T *eap) 6236 { 6237 vgr_args_T args; 6238 qf_info_T *qi; 6239 qf_list_T *qfl; 6240 int_u save_qfid; 6241 win_T *wp = NULL; 6242 int redraw_for_dummy = FALSE; 6243 buf_T *first_match_buf = NULL; 6244 char_u *target_dir = NULL; 6245 char_u *au_name = NULL; 6246 int status; 6247 6248 au_name = vgr_get_auname(eap->cmdidx); 6249 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6250 curbuf->b_fname, TRUE, curbuf)) 6251 { 6252 #ifdef FEAT_EVAL 6253 if (aborting()) 6254 return; 6255 #endif 6256 } 6257 6258 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 6259 if (qi == NULL) 6260 return; 6261 6262 if (vgr_process_args(eap, &args) == FAIL) 6263 goto theend; 6264 6265 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 6266 && eap->cmdidx != CMD_vimgrepadd 6267 && eap->cmdidx != CMD_lvimgrepadd) 6268 || qf_stack_empty(qi)) 6269 // make place for a new list 6270 qf_new_list(qi, args.qf_title); 6271 6272 incr_quickfix_busy(); 6273 6274 status = vgr_process_files(wp, qi, &args, &redraw_for_dummy, 6275 &first_match_buf, &target_dir); 6276 if (status != OK) 6277 { 6278 FreeWild(args.fcount, args.fnames); 6279 decr_quickfix_busy(); 6280 goto theend; 6281 } 6282 6283 FreeWild(args.fcount, args.fnames); 6284 6285 qfl = qf_get_curlist(qi); 6286 qfl->qf_nonevalid = FALSE; 6287 qfl->qf_ptr = qfl->qf_start; 6288 qfl->qf_index = 1; 6289 qf_list_changed(qfl); 6290 6291 qf_update_buffer(qi, NULL); 6292 6293 // Remember the current quickfix list identifier, so that we can check for 6294 // autocommands changing the current quickfix list. 6295 save_qfid = qf_get_curlist(qi)->qf_id; 6296 6297 if (au_name != NULL) 6298 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6299 curbuf->b_fname, TRUE, curbuf); 6300 // The QuickFixCmdPost autocmd may free the quickfix list. Check the list 6301 // is still valid. 6302 if (!qflist_valid(wp, save_qfid) 6303 || qf_restore_list(qi, save_qfid) == FAIL) 6304 { 6305 decr_quickfix_busy(); 6306 goto theend; 6307 } 6308 6309 // Jump to first match. 6310 if (!qf_list_empty(qf_get_curlist(qi))) 6311 { 6312 if ((args.flags & VGR_NOJUMP) == 0) 6313 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 6314 first_match_buf, target_dir); 6315 } 6316 else 6317 semsg(_(e_nomatch2), args.spat); 6318 6319 decr_quickfix_busy(); 6320 6321 // If we loaded a dummy buffer into the current window, the autocommands 6322 // may have messed up things, need to redraw and recompute folds. 6323 if (redraw_for_dummy) 6324 { 6325 #ifdef FEAT_FOLDING 6326 foldUpdateAll(curwin); 6327 #else 6328 redraw_later(NOT_VALID); 6329 #endif 6330 } 6331 6332 theend: 6333 vim_free(args.qf_title); 6334 vim_free(target_dir); 6335 vim_regfree(args.regmatch.regprog); 6336 } 6337 6338 /* 6339 * Restore current working directory to "dirname_start" if they differ, taking 6340 * into account whether it is set locally or globally. 6341 */ 6342 static void 6343 restore_start_dir(char_u *dirname_start) 6344 { 6345 char_u *dirname_now = alloc(MAXPATHL); 6346 6347 if (NULL != dirname_now) 6348 { 6349 mch_dirname(dirname_now, MAXPATHL); 6350 if (STRCMP(dirname_start, dirname_now) != 0) 6351 { 6352 // If the directory has changed, change it back by building up an 6353 // appropriate ex command and executing it. 6354 exarg_T ea; 6355 6356 CLEAR_FIELD(ea); 6357 ea.arg = dirname_start; 6358 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 6359 ex_cd(&ea); 6360 } 6361 vim_free(dirname_now); 6362 } 6363 } 6364 6365 /* 6366 * Load file "fname" into a dummy buffer and return the buffer pointer, 6367 * placing the directory resulting from the buffer load into the 6368 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 6369 * prior to calling this function. Restores directory to "dirname_start" prior 6370 * to returning, if autocmds or the 'autochdir' option have changed it. 6371 * 6372 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 6373 * or wipe_dummy_buffer() later! 6374 * 6375 * Returns NULL if it fails. 6376 */ 6377 static buf_T * 6378 load_dummy_buffer( 6379 char_u *fname, 6380 char_u *dirname_start, // in: old directory 6381 char_u *resulting_dir) // out: new directory 6382 { 6383 buf_T *newbuf; 6384 bufref_T newbufref; 6385 bufref_T newbuf_to_wipe; 6386 int failed = TRUE; 6387 aco_save_T aco; 6388 int readfile_result; 6389 6390 // Allocate a buffer without putting it in the buffer list. 6391 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 6392 if (newbuf == NULL) 6393 return NULL; 6394 set_bufref(&newbufref, newbuf); 6395 6396 // Init the options. 6397 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 6398 6399 // need to open the memfile before putting the buffer in a window 6400 if (ml_open(newbuf) == OK) 6401 { 6402 // Make sure this buffer isn't wiped out by autocommands. 6403 ++newbuf->b_locked; 6404 6405 // set curwin/curbuf to buf and save a few things 6406 aucmd_prepbuf(&aco, newbuf); 6407 6408 // Need to set the filename for autocommands. 6409 (void)setfname(curbuf, fname, NULL, FALSE); 6410 6411 // Create swap file now to avoid the ATTENTION message. 6412 check_need_swap(TRUE); 6413 6414 // Remove the "dummy" flag, otherwise autocommands may not 6415 // work. 6416 curbuf->b_flags &= ~BF_DUMMY; 6417 6418 newbuf_to_wipe.br_buf = NULL; 6419 readfile_result = readfile(fname, NULL, 6420 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 6421 NULL, READ_NEW | READ_DUMMY); 6422 --newbuf->b_locked; 6423 if (readfile_result == OK 6424 && !got_int 6425 && !(curbuf->b_flags & BF_NEW)) 6426 { 6427 failed = FALSE; 6428 if (curbuf != newbuf) 6429 { 6430 // Bloody autocommands changed the buffer! Can happen when 6431 // using netrw and editing a remote file. Use the current 6432 // buffer instead, delete the dummy one after restoring the 6433 // window stuff. 6434 set_bufref(&newbuf_to_wipe, newbuf); 6435 newbuf = curbuf; 6436 } 6437 } 6438 6439 // restore curwin/curbuf and a few other things 6440 aucmd_restbuf(&aco); 6441 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 6442 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 6443 6444 // Add back the "dummy" flag, otherwise buflist_findname_stat() won't 6445 // skip it. 6446 newbuf->b_flags |= BF_DUMMY; 6447 } 6448 6449 // When autocommands/'autochdir' option changed directory: go back. 6450 // Let the caller know what the resulting dir was first, in case it is 6451 // important. 6452 mch_dirname(resulting_dir, MAXPATHL); 6453 restore_start_dir(dirname_start); 6454 6455 if (!bufref_valid(&newbufref)) 6456 return NULL; 6457 if (failed) 6458 { 6459 wipe_dummy_buffer(newbuf, dirname_start); 6460 return NULL; 6461 } 6462 return newbuf; 6463 } 6464 6465 /* 6466 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 6467 * directory to "dirname_start" prior to returning, if autocmds or the 6468 * 'autochdir' option have changed it. 6469 */ 6470 static void 6471 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 6472 { 6473 // If any autocommand opened a window on the dummy buffer, close that 6474 // window. If we can't close them all then give up. 6475 while (buf->b_nwindows > 0) 6476 { 6477 int did_one = FALSE; 6478 win_T *wp; 6479 6480 if (firstwin->w_next != NULL) 6481 FOR_ALL_WINDOWS(wp) 6482 if (wp->w_buffer == buf) 6483 { 6484 if (win_close(wp, FALSE) == OK) 6485 did_one = TRUE; 6486 break; 6487 } 6488 if (!did_one) 6489 return; 6490 } 6491 6492 if (curbuf != buf && buf->b_nwindows == 0) // safety check 6493 { 6494 #if defined(FEAT_EVAL) 6495 cleanup_T cs; 6496 6497 // Reset the error/interrupt/exception state here so that aborting() 6498 // returns FALSE when wiping out the buffer. Otherwise it doesn't 6499 // work when got_int is set. 6500 enter_cleanup(&cs); 6501 #endif 6502 6503 wipe_buffer(buf, FALSE); 6504 6505 #if defined(FEAT_EVAL) 6506 // Restore the error/interrupt/exception state if not discarded by a 6507 // new aborting error, interrupt, or uncaught exception. 6508 leave_cleanup(&cs); 6509 #endif 6510 // When autocommands/'autochdir' option changed directory: go back. 6511 restore_start_dir(dirname_start); 6512 } 6513 } 6514 6515 /* 6516 * Unload the dummy buffer that load_dummy_buffer() created. Restores 6517 * directory to "dirname_start" prior to returning, if autocmds or the 6518 * 'autochdir' option have changed it. 6519 */ 6520 static void 6521 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 6522 { 6523 if (curbuf != buf) // safety check 6524 { 6525 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE, TRUE); 6526 6527 // When autocommands/'autochdir' option changed directory: go back. 6528 restore_start_dir(dirname_start); 6529 } 6530 } 6531 6532 #if defined(FEAT_EVAL) || defined(PROTO) 6533 /* 6534 * Copy the specified quickfix entry items into a new dict and append the dict 6535 * to 'list'. Returns OK on success. 6536 */ 6537 static int 6538 get_qfline_items(qfline_T *qfp, list_T *list) 6539 { 6540 int bufnum; 6541 dict_T *dict; 6542 char_u buf[2]; 6543 6544 // Handle entries with a non-existing buffer number. 6545 bufnum = qfp->qf_fnum; 6546 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6547 bufnum = 0; 6548 6549 if ((dict = dict_alloc()) == NULL) 6550 return FAIL; 6551 if (list_append_dict(list, dict) == FAIL) 6552 return FAIL; 6553 6554 buf[0] = qfp->qf_type; 6555 buf[1] = NUL; 6556 if (dict_add_number(dict, "bufnr", (long)bufnum) == FAIL 6557 || dict_add_number(dict, "lnum", (long)qfp->qf_lnum) == FAIL 6558 || dict_add_number(dict, "col", (long)qfp->qf_col) == FAIL 6559 || dict_add_number(dict, "vcol", (long)qfp->qf_viscol) == FAIL 6560 || dict_add_number(dict, "nr", (long)qfp->qf_nr) == FAIL 6561 || dict_add_string(dict, "module", qfp->qf_module) == FAIL 6562 || dict_add_string(dict, "pattern", qfp->qf_pattern) == FAIL 6563 || dict_add_string(dict, "text", qfp->qf_text) == FAIL 6564 || dict_add_string(dict, "type", buf) == FAIL 6565 || dict_add_number(dict, "valid", (long)qfp->qf_valid) == FAIL) 6566 return FAIL; 6567 6568 return OK; 6569 } 6570 6571 /* 6572 * Add each quickfix error to list "list" as a dictionary. 6573 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 6574 * If eidx is not 0, then return only the specified entry. Otherwise return 6575 * all the entries. 6576 */ 6577 static int 6578 get_errorlist( 6579 qf_info_T *qi_arg, 6580 win_T *wp, 6581 int qf_idx, 6582 int eidx, 6583 list_T *list) 6584 { 6585 qf_info_T *qi = qi_arg; 6586 qf_list_T *qfl; 6587 qfline_T *qfp; 6588 int i; 6589 6590 if (qi == NULL) 6591 { 6592 qi = &ql_info; 6593 if (wp != NULL) 6594 { 6595 qi = GET_LOC_LIST(wp); 6596 if (qi == NULL) 6597 return FAIL; 6598 } 6599 } 6600 6601 if (eidx < 0) 6602 return OK; 6603 6604 if (qf_idx == INVALID_QFIDX) 6605 qf_idx = qi->qf_curlist; 6606 6607 if (qf_idx >= qi->qf_listcount) 6608 return FAIL; 6609 6610 qfl = qf_get_list(qi, qf_idx); 6611 if (qf_list_empty(qfl)) 6612 return FAIL; 6613 6614 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 6615 { 6616 if (eidx > 0) 6617 { 6618 if (eidx == i) 6619 return get_qfline_items(qfp, list); 6620 } 6621 else if (get_qfline_items(qfp, list) == FAIL) 6622 return FAIL; 6623 } 6624 6625 return OK; 6626 } 6627 6628 // Flags used by getqflist()/getloclist() to determine which fields to return. 6629 enum { 6630 QF_GETLIST_NONE = 0x0, 6631 QF_GETLIST_TITLE = 0x1, 6632 QF_GETLIST_ITEMS = 0x2, 6633 QF_GETLIST_NR = 0x4, 6634 QF_GETLIST_WINID = 0x8, 6635 QF_GETLIST_CONTEXT = 0x10, 6636 QF_GETLIST_ID = 0x20, 6637 QF_GETLIST_IDX = 0x40, 6638 QF_GETLIST_SIZE = 0x80, 6639 QF_GETLIST_TICK = 0x100, 6640 QF_GETLIST_FILEWINID = 0x200, 6641 QF_GETLIST_QFBUFNR = 0x400, 6642 QF_GETLIST_QFTF = 0x800, 6643 QF_GETLIST_ALL = 0xFFF, 6644 }; 6645 6646 /* 6647 * Parse text from 'di' and return the quickfix list items. 6648 * Existing quickfix lists are not modified. 6649 */ 6650 static int 6651 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 6652 { 6653 int status = FAIL; 6654 qf_info_T *qi; 6655 char_u *errorformat = p_efm; 6656 dictitem_T *efm_di; 6657 list_T *l; 6658 6659 // Only a List value is supported 6660 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 6661 { 6662 // If errorformat is supplied then use it, otherwise use the 'efm' 6663 // option setting 6664 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 6665 { 6666 if (efm_di->di_tv.v_type != VAR_STRING || 6667 efm_di->di_tv.vval.v_string == NULL) 6668 return FAIL; 6669 errorformat = efm_di->di_tv.vval.v_string; 6670 } 6671 6672 l = list_alloc(); 6673 if (l == NULL) 6674 return FAIL; 6675 6676 qi = qf_alloc_stack(QFLT_INTERNAL); 6677 if (qi != NULL) 6678 { 6679 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 6680 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 6681 { 6682 (void)get_errorlist(qi, NULL, 0, 0, l); 6683 qf_free(&qi->qf_lists[0]); 6684 } 6685 free(qi); 6686 } 6687 dict_add_list(retdict, "items", l); 6688 status = OK; 6689 } 6690 6691 return status; 6692 } 6693 6694 /* 6695 * Return the quickfix/location list window identifier in the current tabpage. 6696 */ 6697 static int 6698 qf_winid(qf_info_T *qi) 6699 { 6700 win_T *win; 6701 6702 // The quickfix window can be opened even if the quickfix list is not set 6703 // using ":copen". This is not true for location lists. 6704 if (qi == NULL) 6705 return 0; 6706 win = qf_find_win(qi); 6707 if (win != NULL) 6708 return win->w_id; 6709 return 0; 6710 } 6711 6712 /* 6713 * Returns the number of the buffer displayed in the quickfix/location list 6714 * window. If there is no buffer associated with the list, then returns 0. 6715 */ 6716 static int 6717 qf_getprop_qfbufnr(qf_info_T *qi, dict_T *retdict) 6718 { 6719 return dict_add_number(retdict, "qfbufnr", 6720 (qi == NULL) ? 0 : qi->qf_bufnr); 6721 } 6722 6723 /* 6724 * Convert the keys in 'what' to quickfix list property flags. 6725 */ 6726 static int 6727 qf_getprop_keys2flags(dict_T *what, int loclist) 6728 { 6729 int flags = QF_GETLIST_NONE; 6730 6731 if (dict_find(what, (char_u *)"all", -1) != NULL) 6732 { 6733 flags |= QF_GETLIST_ALL; 6734 if (!loclist) 6735 // File window ID is applicable only to location list windows 6736 flags &= ~ QF_GETLIST_FILEWINID; 6737 } 6738 6739 if (dict_find(what, (char_u *)"title", -1) != NULL) 6740 flags |= QF_GETLIST_TITLE; 6741 6742 if (dict_find(what, (char_u *)"nr", -1) != NULL) 6743 flags |= QF_GETLIST_NR; 6744 6745 if (dict_find(what, (char_u *)"winid", -1) != NULL) 6746 flags |= QF_GETLIST_WINID; 6747 6748 if (dict_find(what, (char_u *)"context", -1) != NULL) 6749 flags |= QF_GETLIST_CONTEXT; 6750 6751 if (dict_find(what, (char_u *)"id", -1) != NULL) 6752 flags |= QF_GETLIST_ID; 6753 6754 if (dict_find(what, (char_u *)"items", -1) != NULL) 6755 flags |= QF_GETLIST_ITEMS; 6756 6757 if (dict_find(what, (char_u *)"idx", -1) != NULL) 6758 flags |= QF_GETLIST_IDX; 6759 6760 if (dict_find(what, (char_u *)"size", -1) != NULL) 6761 flags |= QF_GETLIST_SIZE; 6762 6763 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 6764 flags |= QF_GETLIST_TICK; 6765 6766 if (loclist && dict_find(what, (char_u *)"filewinid", -1) != NULL) 6767 flags |= QF_GETLIST_FILEWINID; 6768 6769 if (dict_find(what, (char_u *)"qfbufnr", -1) != NULL) 6770 flags |= QF_GETLIST_QFBUFNR; 6771 6772 if (dict_find(what, (char_u *)"quickfixtextfunc", -1) != NULL) 6773 flags |= QF_GETLIST_QFTF; 6774 6775 return flags; 6776 } 6777 6778 /* 6779 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 6780 * If 'nr' and 'id' are not present in 'what' then return the current 6781 * quickfix list index. 6782 * If 'nr' is zero then return the current quickfix list index. 6783 * If 'nr' is '$' then return the last quickfix list index. 6784 * If 'id' is present then return the index of the quickfix list with that id. 6785 * If 'id' is zero then return the quickfix list index specified by 'nr'. 6786 * Return -1, if quickfix list is not present or if the stack is empty. 6787 */ 6788 static int 6789 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 6790 { 6791 int qf_idx; 6792 dictitem_T *di; 6793 6794 qf_idx = qi->qf_curlist; // default is the current list 6795 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6796 { 6797 // Use the specified quickfix/location list 6798 if (di->di_tv.v_type == VAR_NUMBER) 6799 { 6800 // for zero use the current list 6801 if (di->di_tv.vval.v_number != 0) 6802 { 6803 qf_idx = di->di_tv.vval.v_number - 1; 6804 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6805 qf_idx = INVALID_QFIDX; 6806 } 6807 } 6808 else if (di->di_tv.v_type == VAR_STRING 6809 && di->di_tv.vval.v_string != NULL 6810 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6811 // Get the last quickfix list number 6812 qf_idx = qi->qf_listcount - 1; 6813 else 6814 qf_idx = INVALID_QFIDX; 6815 } 6816 6817 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 6818 { 6819 // Look for a list with the specified id 6820 if (di->di_tv.v_type == VAR_NUMBER) 6821 { 6822 // For zero, use the current list or the list specified by 'nr' 6823 if (di->di_tv.vval.v_number != 0) 6824 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 6825 } 6826 else 6827 qf_idx = INVALID_QFIDX; 6828 } 6829 6830 return qf_idx; 6831 } 6832 6833 /* 6834 * Return default values for quickfix list properties in retdict. 6835 */ 6836 static int 6837 qf_getprop_defaults(qf_info_T *qi, int flags, int locstack, dict_T *retdict) 6838 { 6839 int status = OK; 6840 6841 if (flags & QF_GETLIST_TITLE) 6842 status = dict_add_string(retdict, "title", (char_u *)""); 6843 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6844 { 6845 list_T *l = list_alloc(); 6846 if (l != NULL) 6847 status = dict_add_list(retdict, "items", l); 6848 else 6849 status = FAIL; 6850 } 6851 if ((status == OK) && (flags & QF_GETLIST_NR)) 6852 status = dict_add_number(retdict, "nr", 0); 6853 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6854 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6855 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6856 status = dict_add_string(retdict, "context", (char_u *)""); 6857 if ((status == OK) && (flags & QF_GETLIST_ID)) 6858 status = dict_add_number(retdict, "id", 0); 6859 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6860 status = dict_add_number(retdict, "idx", 0); 6861 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6862 status = dict_add_number(retdict, "size", 0); 6863 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6864 status = dict_add_number(retdict, "changedtick", 0); 6865 if ((status == OK) && locstack && (flags & QF_GETLIST_FILEWINID)) 6866 status = dict_add_number(retdict, "filewinid", 0); 6867 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 6868 status = qf_getprop_qfbufnr(qi, retdict); 6869 if ((status == OK) && (flags & QF_GETLIST_QFTF)) 6870 status = dict_add_string(retdict, "quickfixtextfunc", (char_u *)""); 6871 6872 return status; 6873 } 6874 6875 /* 6876 * Return the quickfix list title as 'title' in retdict 6877 */ 6878 static int 6879 qf_getprop_title(qf_list_T *qfl, dict_T *retdict) 6880 { 6881 return dict_add_string(retdict, "title", qfl->qf_title); 6882 } 6883 6884 /* 6885 * Returns the identifier of the window used to display files from a location 6886 * list. If there is no associated window, then returns 0. Useful only when 6887 * called from a location list window. 6888 */ 6889 static int 6890 qf_getprop_filewinid(win_T *wp, qf_info_T *qi, dict_T *retdict) 6891 { 6892 int winid = 0; 6893 6894 if (wp != NULL && IS_LL_WINDOW(wp)) 6895 { 6896 win_T *ll_wp = qf_find_win_with_loclist(qi); 6897 if (ll_wp != NULL) 6898 winid = ll_wp->w_id; 6899 } 6900 6901 return dict_add_number(retdict, "filewinid", winid); 6902 } 6903 6904 /* 6905 * Return the quickfix list items/entries as 'items' in retdict. 6906 * If eidx is not 0, then return the item at the specified index. 6907 */ 6908 static int 6909 qf_getprop_items(qf_info_T *qi, int qf_idx, int eidx, dict_T *retdict) 6910 { 6911 int status = OK; 6912 list_T *l = list_alloc(); 6913 if (l != NULL) 6914 { 6915 (void)get_errorlist(qi, NULL, qf_idx, eidx, l); 6916 dict_add_list(retdict, "items", l); 6917 } 6918 else 6919 status = FAIL; 6920 6921 return status; 6922 } 6923 6924 /* 6925 * Return the quickfix list context (if any) as 'context' in retdict. 6926 */ 6927 static int 6928 qf_getprop_ctx(qf_list_T *qfl, dict_T *retdict) 6929 { 6930 int status; 6931 dictitem_T *di; 6932 6933 if (qfl->qf_ctx != NULL) 6934 { 6935 di = dictitem_alloc((char_u *)"context"); 6936 if (di != NULL) 6937 { 6938 copy_tv(qfl->qf_ctx, &di->di_tv); 6939 status = dict_add(retdict, di); 6940 if (status == FAIL) 6941 dictitem_free(di); 6942 } 6943 else 6944 status = FAIL; 6945 } 6946 else 6947 status = dict_add_string(retdict, "context", (char_u *)""); 6948 6949 return status; 6950 } 6951 6952 /* 6953 * Return the current quickfix list index as 'idx' in retdict. 6954 * If a specific entry index (eidx) is supplied, then use that. 6955 */ 6956 static int 6957 qf_getprop_idx(qf_list_T *qfl, int eidx, dict_T *retdict) 6958 { 6959 if (eidx == 0) 6960 { 6961 eidx = qfl->qf_index; 6962 if (qf_list_empty(qfl)) 6963 // For empty lists, current index is set to 0 6964 eidx = 0; 6965 } 6966 return dict_add_number(retdict, "idx", eidx); 6967 } 6968 6969 /* 6970 * Return the 'quickfixtextfunc' function of a quickfix/location list 6971 */ 6972 static int 6973 qf_getprop_qftf(qf_list_T *qfl, dict_T *retdict) 6974 { 6975 int status; 6976 6977 if (qfl->qftf_cb.cb_name != NULL) 6978 { 6979 typval_T tv; 6980 6981 put_callback(&qfl->qftf_cb, &tv); 6982 status = dict_add_tv(retdict, "quickfixtextfunc", &tv); 6983 clear_tv(&tv); 6984 } 6985 else 6986 status = dict_add_string(retdict, "quickfixtextfunc", (char_u *)""); 6987 6988 return status; 6989 } 6990 6991 /* 6992 * Return quickfix/location list details (title) as a 6993 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 6994 * then current list is used. Otherwise the specified list is used. 6995 */ 6996 static int 6997 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 6998 { 6999 qf_info_T *qi = &ql_info; 7000 qf_list_T *qfl; 7001 int status = OK; 7002 int qf_idx = INVALID_QFIDX; 7003 int eidx = 0; 7004 dictitem_T *di; 7005 int flags = QF_GETLIST_NONE; 7006 7007 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7008 return qf_get_list_from_lines(what, di, retdict); 7009 7010 if (wp != NULL) 7011 qi = GET_LOC_LIST(wp); 7012 7013 flags = qf_getprop_keys2flags(what, (wp != NULL)); 7014 7015 if (!qf_stack_empty(qi)) 7016 qf_idx = qf_getprop_qfidx(qi, what); 7017 7018 // List is not present or is empty 7019 if (qf_stack_empty(qi) || qf_idx == INVALID_QFIDX) 7020 return qf_getprop_defaults(qi, flags, wp != NULL, retdict); 7021 7022 qfl = qf_get_list(qi, qf_idx); 7023 7024 // If an entry index is specified, use that 7025 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7026 { 7027 if (di->di_tv.v_type != VAR_NUMBER) 7028 return FAIL; 7029 eidx = di->di_tv.vval.v_number; 7030 } 7031 7032 if (flags & QF_GETLIST_TITLE) 7033 status = qf_getprop_title(qfl, retdict); 7034 if ((status == OK) && (flags & QF_GETLIST_NR)) 7035 status = dict_add_number(retdict, "nr", qf_idx + 1); 7036 if ((status == OK) && (flags & QF_GETLIST_WINID)) 7037 status = dict_add_number(retdict, "winid", qf_winid(qi)); 7038 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 7039 status = qf_getprop_items(qi, qf_idx, eidx, retdict); 7040 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 7041 status = qf_getprop_ctx(qfl, retdict); 7042 if ((status == OK) && (flags & QF_GETLIST_ID)) 7043 status = dict_add_number(retdict, "id", qfl->qf_id); 7044 if ((status == OK) && (flags & QF_GETLIST_IDX)) 7045 status = qf_getprop_idx(qfl, eidx, retdict); 7046 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 7047 status = dict_add_number(retdict, "size", qfl->qf_count); 7048 if ((status == OK) && (flags & QF_GETLIST_TICK)) 7049 status = dict_add_number(retdict, "changedtick", qfl->qf_changedtick); 7050 if ((status == OK) && (wp != NULL) && (flags & QF_GETLIST_FILEWINID)) 7051 status = qf_getprop_filewinid(wp, qi, retdict); 7052 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 7053 status = qf_getprop_qfbufnr(qi, retdict); 7054 if ((status == OK) && (flags & QF_GETLIST_QFTF)) 7055 status = qf_getprop_qftf(qfl, retdict); 7056 7057 return status; 7058 } 7059 7060 /* 7061 * Add a new quickfix entry to list at 'qf_idx' in the stack 'qi' from the 7062 * items in the dict 'd'. If it is a valid error entry, then set 'valid_entry' 7063 * to TRUE. 7064 */ 7065 static int 7066 qf_add_entry_from_dict( 7067 qf_list_T *qfl, 7068 dict_T *d, 7069 int first_entry, 7070 int *valid_entry) 7071 { 7072 static int did_bufnr_emsg; 7073 char_u *filename, *module, *pattern, *text, *type; 7074 int bufnum, valid, status, col, vcol, nr; 7075 long lnum; 7076 7077 if (first_entry) 7078 did_bufnr_emsg = FALSE; 7079 7080 filename = dict_get_string(d, (char_u *)"filename", TRUE); 7081 module = dict_get_string(d, (char_u *)"module", TRUE); 7082 bufnum = (int)dict_get_number(d, (char_u *)"bufnr"); 7083 lnum = (int)dict_get_number(d, (char_u *)"lnum"); 7084 col = (int)dict_get_number(d, (char_u *)"col"); 7085 vcol = (int)dict_get_number(d, (char_u *)"vcol"); 7086 nr = (int)dict_get_number(d, (char_u *)"nr"); 7087 type = dict_get_string(d, (char_u *)"type", TRUE); 7088 pattern = dict_get_string(d, (char_u *)"pattern", TRUE); 7089 text = dict_get_string(d, (char_u *)"text", TRUE); 7090 if (text == NULL) 7091 text = vim_strsave((char_u *)""); 7092 7093 valid = TRUE; 7094 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 7095 valid = FALSE; 7096 7097 // Mark entries with non-existing buffer number as not valid. Give the 7098 // error message only once. 7099 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 7100 { 7101 if (!did_bufnr_emsg) 7102 { 7103 did_bufnr_emsg = TRUE; 7104 semsg(_("E92: Buffer %d not found"), bufnum); 7105 } 7106 valid = FALSE; 7107 bufnum = 0; 7108 } 7109 7110 // If the 'valid' field is present it overrules the detected value. 7111 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 7112 valid = (int)dict_get_bool(d, (char_u *)"valid", FALSE); 7113 7114 status = qf_add_entry(qfl, 7115 NULL, // dir 7116 filename, 7117 module, 7118 bufnum, 7119 text, 7120 lnum, 7121 col, 7122 vcol, // vis_col 7123 pattern, // search pattern 7124 nr, 7125 type == NULL ? NUL : *type, 7126 valid); 7127 7128 vim_free(filename); 7129 vim_free(module); 7130 vim_free(pattern); 7131 vim_free(text); 7132 vim_free(type); 7133 7134 if (valid) 7135 *valid_entry = TRUE; 7136 7137 return status; 7138 } 7139 7140 /* 7141 * Add list of entries to quickfix/location list. Each list entry is 7142 * a dictionary with item information. 7143 */ 7144 static int 7145 qf_add_entries( 7146 qf_info_T *qi, 7147 int qf_idx, 7148 list_T *list, 7149 char_u *title, 7150 int action) 7151 { 7152 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7153 listitem_T *li; 7154 dict_T *d; 7155 qfline_T *old_last = NULL; 7156 int retval = OK; 7157 int valid_entry = FALSE; 7158 7159 if (action == ' ' || qf_idx == qi->qf_listcount) 7160 { 7161 // make place for a new list 7162 qf_new_list(qi, title); 7163 qf_idx = qi->qf_curlist; 7164 qfl = qf_get_list(qi, qf_idx); 7165 } 7166 else if (action == 'a' && !qf_list_empty(qfl)) 7167 // Adding to existing list, use last entry. 7168 old_last = qfl->qf_last; 7169 else if (action == 'r') 7170 { 7171 qf_free_items(qfl); 7172 qf_store_title(qfl, title); 7173 } 7174 7175 FOR_ALL_LIST_ITEMS(list, li) 7176 { 7177 if (li->li_tv.v_type != VAR_DICT) 7178 continue; // Skip non-dict items 7179 7180 d = li->li_tv.vval.v_dict; 7181 if (d == NULL) 7182 continue; 7183 7184 retval = qf_add_entry_from_dict(qfl, d, li == list->lv_first, 7185 &valid_entry); 7186 if (retval == QF_FAIL) 7187 break; 7188 } 7189 7190 // Check if any valid error entries are added to the list. 7191 if (valid_entry) 7192 qfl->qf_nonevalid = FALSE; 7193 else if (qfl->qf_index == 0) 7194 // no valid entry 7195 qfl->qf_nonevalid = TRUE; 7196 7197 // If not appending to the list, set the current error to the first entry 7198 if (action != 'a') 7199 qfl->qf_ptr = qfl->qf_start; 7200 7201 // Update the current error index if not appending to the list or if the 7202 // list was empty before and it is not empty now. 7203 if ((action != 'a' || qfl->qf_index == 0) && !qf_list_empty(qfl)) 7204 qfl->qf_index = 1; 7205 7206 // Don't update the cursor in quickfix window when appending entries 7207 qf_update_buffer(qi, old_last); 7208 7209 return retval; 7210 } 7211 7212 /* 7213 * Get the quickfix list index from 'nr' or 'id' 7214 */ 7215 static int 7216 qf_setprop_get_qfidx( 7217 qf_info_T *qi, 7218 dict_T *what, 7219 int action, 7220 int *newlist) 7221 { 7222 dictitem_T *di; 7223 int qf_idx = qi->qf_curlist; // default is the current list 7224 7225 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 7226 { 7227 // Use the specified quickfix/location list 7228 if (di->di_tv.v_type == VAR_NUMBER) 7229 { 7230 // for zero use the current list 7231 if (di->di_tv.vval.v_number != 0) 7232 qf_idx = di->di_tv.vval.v_number - 1; 7233 7234 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 7235 { 7236 // When creating a new list, accept qf_idx pointing to the next 7237 // non-available list and add the new list at the end of the 7238 // stack. 7239 *newlist = TRUE; 7240 qf_idx = qf_stack_empty(qi) ? 0 : qi->qf_listcount - 1; 7241 } 7242 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 7243 return INVALID_QFIDX; 7244 else if (action != ' ') 7245 *newlist = FALSE; // use the specified list 7246 } 7247 else if (di->di_tv.v_type == VAR_STRING 7248 && di->di_tv.vval.v_string != NULL 7249 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7250 { 7251 if (!qf_stack_empty(qi)) 7252 qf_idx = qi->qf_listcount - 1; 7253 else if (*newlist) 7254 qf_idx = 0; 7255 else 7256 return INVALID_QFIDX; 7257 } 7258 else 7259 return INVALID_QFIDX; 7260 } 7261 7262 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 7263 { 7264 // Use the quickfix/location list with the specified id 7265 if (di->di_tv.v_type != VAR_NUMBER) 7266 return INVALID_QFIDX; 7267 7268 return qf_id2nr(qi, di->di_tv.vval.v_number); 7269 } 7270 7271 return qf_idx; 7272 } 7273 7274 /* 7275 * Set the quickfix list title. 7276 */ 7277 static int 7278 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 7279 { 7280 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7281 7282 if (di->di_tv.v_type != VAR_STRING) 7283 return FAIL; 7284 7285 vim_free(qfl->qf_title); 7286 qfl->qf_title = dict_get_string(what, (char_u *)"title", TRUE); 7287 if (qf_idx == qi->qf_curlist) 7288 qf_update_win_titlevar(qi); 7289 7290 return OK; 7291 } 7292 7293 /* 7294 * Set quickfix list items/entries. 7295 */ 7296 static int 7297 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 7298 { 7299 int retval = FAIL; 7300 char_u *title_save; 7301 7302 if (di->di_tv.v_type != VAR_LIST) 7303 return FAIL; 7304 7305 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 7306 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 7307 title_save, action == ' ' ? 'a' : action); 7308 vim_free(title_save); 7309 7310 return retval; 7311 } 7312 7313 /* 7314 * Set quickfix list items/entries from a list of lines. 7315 */ 7316 static int 7317 qf_setprop_items_from_lines( 7318 qf_info_T *qi, 7319 int qf_idx, 7320 dict_T *what, 7321 dictitem_T *di, 7322 int action) 7323 { 7324 char_u *errorformat = p_efm; 7325 dictitem_T *efm_di; 7326 int retval = FAIL; 7327 7328 // Use the user supplied errorformat settings (if present) 7329 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 7330 { 7331 if (efm_di->di_tv.v_type != VAR_STRING || 7332 efm_di->di_tv.vval.v_string == NULL) 7333 return FAIL; 7334 errorformat = efm_di->di_tv.vval.v_string; 7335 } 7336 7337 // Only a List value is supported 7338 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 7339 return FAIL; 7340 7341 if (action == 'r') 7342 qf_free_items(&qi->qf_lists[qf_idx]); 7343 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 7344 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 7345 retval = OK; 7346 7347 return retval; 7348 } 7349 7350 /* 7351 * Set quickfix list context. 7352 */ 7353 static int 7354 qf_setprop_context(qf_list_T *qfl, dictitem_T *di) 7355 { 7356 typval_T *ctx; 7357 7358 free_tv(qfl->qf_ctx); 7359 ctx = alloc_tv(); 7360 if (ctx != NULL) 7361 copy_tv(&di->di_tv, ctx); 7362 qfl->qf_ctx = ctx; 7363 7364 return OK; 7365 } 7366 7367 /* 7368 * Set the current index in the specified quickfix list 7369 */ 7370 static int 7371 qf_setprop_curidx(qf_info_T *qi, qf_list_T *qfl, dictitem_T *di) 7372 { 7373 int denote = FALSE; 7374 int newidx; 7375 int old_qfidx; 7376 qfline_T *qf_ptr; 7377 7378 // If the specified index is '$', then use the last entry 7379 if (di->di_tv.v_type == VAR_STRING 7380 && di->di_tv.vval.v_string != NULL 7381 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7382 newidx = qfl->qf_count; 7383 else 7384 { 7385 // Otherwise use the specified index 7386 newidx = tv_get_number_chk(&di->di_tv, &denote); 7387 if (denote) 7388 return FAIL; 7389 } 7390 7391 if (newidx < 1) // sanity check 7392 return FAIL; 7393 if (newidx > qfl->qf_count) 7394 newidx = qfl->qf_count; 7395 7396 old_qfidx = qfl->qf_index; 7397 qf_ptr = get_nth_entry(qfl, newidx, &newidx); 7398 if (qf_ptr == NULL) 7399 return FAIL; 7400 qfl->qf_ptr = qf_ptr; 7401 qfl->qf_index = newidx; 7402 7403 // If the current list is modified and it is displayed in the quickfix 7404 // window, then Update it. 7405 if (qf_get_curlist(qi)->qf_id == qfl->qf_id) 7406 qf_win_pos_update(qi, old_qfidx); 7407 7408 return OK; 7409 } 7410 7411 /* 7412 * Set the current index in the specified quickfix list 7413 */ 7414 static int 7415 qf_setprop_qftf(qf_info_T *qi UNUSED, qf_list_T *qfl, dictitem_T *di) 7416 { 7417 callback_T cb; 7418 7419 free_callback(&qfl->qftf_cb); 7420 cb = get_callback(&di->di_tv); 7421 if (cb.cb_name != NULL && *cb.cb_name != NUL) 7422 set_callback(&qfl->qftf_cb, &cb); 7423 7424 return OK; 7425 } 7426 7427 /* 7428 * Set quickfix/location list properties (title, items, context). 7429 * Also used to add items from parsing a list of lines. 7430 * Used by the setqflist() and setloclist() Vim script functions. 7431 */ 7432 static int 7433 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 7434 { 7435 dictitem_T *di; 7436 int retval = FAIL; 7437 int qf_idx; 7438 int newlist = FALSE; 7439 qf_list_T *qfl; 7440 7441 if (action == ' ' || qf_stack_empty(qi)) 7442 newlist = TRUE; 7443 7444 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 7445 if (qf_idx == INVALID_QFIDX) // List not found 7446 return FAIL; 7447 7448 if (newlist) 7449 { 7450 qi->qf_curlist = qf_idx; 7451 qf_new_list(qi, title); 7452 qf_idx = qi->qf_curlist; 7453 } 7454 7455 qfl = qf_get_list(qi, qf_idx); 7456 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 7457 retval = qf_setprop_title(qi, qf_idx, what, di); 7458 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 7459 retval = qf_setprop_items(qi, qf_idx, di, action); 7460 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7461 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 7462 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 7463 retval = qf_setprop_context(qfl, di); 7464 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7465 retval = qf_setprop_curidx(qi, qfl, di); 7466 if ((di = dict_find(what, (char_u *)"quickfixtextfunc", -1)) != NULL) 7467 retval = qf_setprop_qftf(qi, qfl, di); 7468 7469 if (retval == OK) 7470 qf_list_changed(qfl); 7471 7472 return retval; 7473 } 7474 7475 /* 7476 * Free the entire quickfix/location list stack. 7477 * If the quickfix/location list window is open, then clear it. 7478 */ 7479 static void 7480 qf_free_stack(win_T *wp, qf_info_T *qi) 7481 { 7482 win_T *qfwin = qf_find_win(qi); 7483 win_T *llwin = NULL; 7484 7485 if (qfwin != NULL) 7486 { 7487 // If the quickfix/location list window is open, then clear it 7488 if (qi->qf_curlist < qi->qf_listcount) 7489 qf_free(qf_get_curlist(qi)); 7490 qf_update_buffer(qi, NULL); 7491 } 7492 7493 if (wp != NULL && IS_LL_WINDOW(wp)) 7494 { 7495 // If in the location list window, then use the non-location list 7496 // window with this location list (if present) 7497 llwin = qf_find_win_with_loclist(qi); 7498 if (llwin != NULL) 7499 wp = llwin; 7500 } 7501 7502 qf_free_all(wp); 7503 if (wp == NULL) 7504 { 7505 // quickfix list 7506 qi->qf_curlist = 0; 7507 qi->qf_listcount = 0; 7508 } 7509 else if (qfwin != NULL) 7510 { 7511 // If the location list window is open, then create a new empty 7512 // location list 7513 qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION); 7514 7515 if (new_ll != NULL) 7516 { 7517 new_ll->qf_bufnr = qfwin->w_buffer->b_fnum; 7518 7519 // first free the list reference in the location list window 7520 ll_free_all(&qfwin->w_llist_ref); 7521 7522 qfwin->w_llist_ref = new_ll; 7523 if (wp != qfwin) 7524 win_set_loclist(wp, new_ll); 7525 } 7526 } 7527 } 7528 7529 /* 7530 * Populate the quickfix list with the items supplied in the list 7531 * of dictionaries. "title" will be copied to w:quickfix_title. 7532 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 7533 * When "what" is not NULL then only set some properties. 7534 */ 7535 int 7536 set_errorlist( 7537 win_T *wp, 7538 list_T *list, 7539 int action, 7540 char_u *title, 7541 dict_T *what) 7542 { 7543 qf_info_T *qi = &ql_info; 7544 int retval = OK; 7545 7546 if (wp != NULL) 7547 { 7548 qi = ll_get_or_alloc_list(wp); 7549 if (qi == NULL) 7550 return FAIL; 7551 } 7552 7553 if (action == 'f') 7554 { 7555 // Free the entire quickfix or location list stack 7556 qf_free_stack(wp, qi); 7557 return OK; 7558 } 7559 7560 // A dict argument cannot be specified with a non-empty list argument 7561 if (list->lv_len != 0 && what != NULL) 7562 { 7563 semsg(_(e_invarg2), 7564 _("cannot have both a list and a \"what\" argument")); 7565 return FAIL; 7566 } 7567 7568 incr_quickfix_busy(); 7569 7570 if (what != NULL) 7571 retval = qf_set_properties(qi, what, action, title); 7572 else 7573 { 7574 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 7575 if (retval == OK) 7576 qf_list_changed(qf_get_curlist(qi)); 7577 } 7578 7579 decr_quickfix_busy(); 7580 7581 return retval; 7582 } 7583 7584 /* 7585 * Mark the context as in use for all the lists in a quickfix stack. 7586 */ 7587 static int 7588 mark_quickfix_ctx(qf_info_T *qi, int copyID) 7589 { 7590 int i; 7591 int abort = FALSE; 7592 typval_T *ctx; 7593 7594 for (i = 0; i < LISTCOUNT && !abort; ++i) 7595 { 7596 ctx = qi->qf_lists[i].qf_ctx; 7597 if (ctx != NULL && ctx->v_type != VAR_NUMBER 7598 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 7599 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 7600 } 7601 7602 return abort; 7603 } 7604 7605 /* 7606 * Mark the context of the quickfix list and the location lists (if present) as 7607 * "in use". So that garbage collection doesn't free the context. 7608 */ 7609 int 7610 set_ref_in_quickfix(int copyID) 7611 { 7612 int abort = FALSE; 7613 tabpage_T *tp; 7614 win_T *win; 7615 7616 abort = mark_quickfix_ctx(&ql_info, copyID); 7617 if (abort) 7618 return abort; 7619 7620 FOR_ALL_TAB_WINDOWS(tp, win) 7621 { 7622 if (win->w_llist != NULL) 7623 { 7624 abort = mark_quickfix_ctx(win->w_llist, copyID); 7625 if (abort) 7626 return abort; 7627 } 7628 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 7629 { 7630 // In a location list window and none of the other windows is 7631 // referring to this location list. Mark the location list 7632 // context as still in use. 7633 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 7634 if (abort) 7635 return abort; 7636 } 7637 } 7638 7639 return abort; 7640 } 7641 #endif 7642 7643 /* 7644 * Return the autocmd name for the :cbuffer Ex commands 7645 */ 7646 static char_u * 7647 cbuffer_get_auname(cmdidx_T cmdidx) 7648 { 7649 switch (cmdidx) 7650 { 7651 case CMD_cbuffer: return (char_u *)"cbuffer"; 7652 case CMD_cgetbuffer: return (char_u *)"cgetbuffer"; 7653 case CMD_caddbuffer: return (char_u *)"caddbuffer"; 7654 case CMD_lbuffer: return (char_u *)"lbuffer"; 7655 case CMD_lgetbuffer: return (char_u *)"lgetbuffer"; 7656 case CMD_laddbuffer: return (char_u *)"laddbuffer"; 7657 default: return NULL; 7658 } 7659 } 7660 7661 /* 7662 * Process and validate the arguments passed to the :cbuffer, :caddbuffer, 7663 * :cgetbuffer, :lbuffer, :laddbuffer, :lgetbuffer Ex commands. 7664 */ 7665 static int 7666 cbuffer_process_args( 7667 exarg_T *eap, 7668 buf_T **bufp, 7669 linenr_T *line1, 7670 linenr_T *line2) 7671 { 7672 buf_T *buf = NULL; 7673 7674 if (*eap->arg == NUL) 7675 buf = curbuf; 7676 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 7677 buf = buflist_findnr(atoi((char *)eap->arg)); 7678 7679 if (buf == NULL) 7680 { 7681 emsg(_(e_invarg)); 7682 return FAIL; 7683 } 7684 7685 if (buf->b_ml.ml_mfp == NULL) 7686 { 7687 emsg(_("E681: Buffer is not loaded")); 7688 return FAIL; 7689 } 7690 7691 if (eap->addr_count == 0) 7692 { 7693 eap->line1 = 1; 7694 eap->line2 = buf->b_ml.ml_line_count; 7695 } 7696 7697 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 7698 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 7699 { 7700 emsg(_(e_invrange)); 7701 return FAIL; 7702 } 7703 7704 *line1 = eap->line1; 7705 *line2 = eap->line2; 7706 *bufp = buf; 7707 7708 return OK; 7709 } 7710 7711 /* 7712 * ":[range]cbuffer [bufnr]" command. 7713 * ":[range]caddbuffer [bufnr]" command. 7714 * ":[range]cgetbuffer [bufnr]" command. 7715 * ":[range]lbuffer [bufnr]" command. 7716 * ":[range]laddbuffer [bufnr]" command. 7717 * ":[range]lgetbuffer [bufnr]" command. 7718 */ 7719 void 7720 ex_cbuffer(exarg_T *eap) 7721 { 7722 buf_T *buf = NULL; 7723 qf_info_T *qi; 7724 char_u *au_name = NULL; 7725 int res; 7726 int_u save_qfid; 7727 win_T *wp = NULL; 7728 char_u *qf_title; 7729 linenr_T line1; 7730 linenr_T line2; 7731 7732 au_name = cbuffer_get_auname(eap->cmdidx); 7733 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7734 curbuf->b_fname, TRUE, curbuf)) 7735 { 7736 #ifdef FEAT_EVAL 7737 if (aborting()) 7738 return; 7739 #endif 7740 } 7741 7742 // Must come after autocommands. 7743 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7744 if (qi == NULL) 7745 return; 7746 7747 if (cbuffer_process_args(eap, &buf, &line1, &line2) == FAIL) 7748 return; 7749 7750 qf_title = qf_cmdtitle(*eap->cmdlinep); 7751 7752 if (buf->b_sfname) 7753 { 7754 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 7755 (char *)qf_title, (char *)buf->b_sfname); 7756 qf_title = IObuff; 7757 } 7758 7759 incr_quickfix_busy(); 7760 7761 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 7762 (eap->cmdidx != CMD_caddbuffer 7763 && eap->cmdidx != CMD_laddbuffer), 7764 line1, line2, 7765 qf_title, NULL); 7766 if (qf_stack_empty(qi)) 7767 { 7768 decr_quickfix_busy(); 7769 return; 7770 } 7771 if (res >= 0) 7772 qf_list_changed(qf_get_curlist(qi)); 7773 7774 // Remember the current quickfix list identifier, so that we can 7775 // check for autocommands changing the current quickfix list. 7776 save_qfid = qf_get_curlist(qi)->qf_id; 7777 if (au_name != NULL) 7778 { 7779 buf_T *curbuf_old = curbuf; 7780 7781 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, curbuf->b_fname, 7782 TRUE, curbuf); 7783 if (curbuf != curbuf_old) 7784 // Autocommands changed buffer, don't jump now, "qi" may 7785 // be invalid. 7786 res = 0; 7787 } 7788 // Jump to the first error for a new list and if autocmds didn't 7789 // free the list. 7790 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 7791 eap->cmdidx == CMD_lbuffer) 7792 && qflist_valid(wp, save_qfid)) 7793 // display the first error 7794 qf_jump_first(qi, save_qfid, eap->forceit); 7795 7796 decr_quickfix_busy(); 7797 } 7798 7799 #if defined(FEAT_EVAL) || defined(PROTO) 7800 /* 7801 * Return the autocmd name for the :cexpr Ex commands. 7802 */ 7803 static char_u * 7804 cexpr_get_auname(cmdidx_T cmdidx) 7805 { 7806 switch (cmdidx) 7807 { 7808 case CMD_cexpr: return (char_u *)"cexpr"; 7809 case CMD_cgetexpr: return (char_u *)"cgetexpr"; 7810 case CMD_caddexpr: return (char_u *)"caddexpr"; 7811 case CMD_lexpr: return (char_u *)"lexpr"; 7812 case CMD_lgetexpr: return (char_u *)"lgetexpr"; 7813 case CMD_laddexpr: return (char_u *)"laddexpr"; 7814 default: return NULL; 7815 } 7816 } 7817 7818 /* 7819 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 7820 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 7821 */ 7822 void 7823 ex_cexpr(exarg_T *eap) 7824 { 7825 typval_T *tv; 7826 qf_info_T *qi; 7827 char_u *au_name = NULL; 7828 int res; 7829 int_u save_qfid; 7830 win_T *wp = NULL; 7831 7832 au_name = cexpr_get_auname(eap->cmdidx); 7833 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7834 curbuf->b_fname, TRUE, curbuf)) 7835 { 7836 #ifdef FEAT_EVAL 7837 if (aborting()) 7838 return; 7839 #endif 7840 } 7841 7842 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7843 if (qi == NULL) 7844 return; 7845 7846 // Evaluate the expression. When the result is a string or a list we can 7847 // use it to fill the errorlist. 7848 tv = eval_expr(eap->arg, eap); 7849 if (tv != NULL) 7850 { 7851 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 7852 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 7853 { 7854 incr_quickfix_busy(); 7855 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 7856 (eap->cmdidx != CMD_caddexpr 7857 && eap->cmdidx != CMD_laddexpr), 7858 (linenr_T)0, (linenr_T)0, 7859 qf_cmdtitle(*eap->cmdlinep), NULL); 7860 if (qf_stack_empty(qi)) 7861 { 7862 decr_quickfix_busy(); 7863 goto cleanup; 7864 } 7865 if (res >= 0) 7866 qf_list_changed(qf_get_curlist(qi)); 7867 7868 // Remember the current quickfix list identifier, so that we can 7869 // check for autocommands changing the current quickfix list. 7870 save_qfid = qf_get_curlist(qi)->qf_id; 7871 if (au_name != NULL) 7872 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7873 curbuf->b_fname, TRUE, curbuf); 7874 7875 // Jump to the first error for a new list and if autocmds didn't 7876 // free the list. 7877 if (res > 0 && (eap->cmdidx == CMD_cexpr 7878 || eap->cmdidx == CMD_lexpr) 7879 && qflist_valid(wp, save_qfid)) 7880 // display the first error 7881 qf_jump_first(qi, save_qfid, eap->forceit); 7882 decr_quickfix_busy(); 7883 } 7884 else 7885 emsg(_("E777: String or List expected")); 7886 cleanup: 7887 free_tv(tv); 7888 } 7889 } 7890 #endif 7891 7892 /* 7893 * Get the location list for ":lhelpgrep" 7894 */ 7895 static qf_info_T * 7896 hgr_get_ll(int *new_ll) 7897 { 7898 win_T *wp; 7899 qf_info_T *qi; 7900 7901 // If the current window is a help window, then use it 7902 if (bt_help(curwin->w_buffer)) 7903 wp = curwin; 7904 else 7905 // Find an existing help window 7906 wp = qf_find_help_win(); 7907 7908 if (wp == NULL) // Help window not found 7909 qi = NULL; 7910 else 7911 qi = wp->w_llist; 7912 7913 if (qi == NULL) 7914 { 7915 // Allocate a new location list for help text matches 7916 if ((qi = qf_alloc_stack(QFLT_LOCATION)) == NULL) 7917 return NULL; 7918 *new_ll = TRUE; 7919 } 7920 7921 return qi; 7922 } 7923 7924 /* 7925 * Search for a pattern in a help file. 7926 */ 7927 static void 7928 hgr_search_file( 7929 qf_list_T *qfl, 7930 char_u *fname, 7931 vimconv_T *p_vc, 7932 regmatch_T *p_regmatch) 7933 { 7934 FILE *fd; 7935 long lnum; 7936 7937 fd = mch_fopen((char *)fname, "r"); 7938 if (fd == NULL) 7939 return; 7940 7941 lnum = 1; 7942 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 7943 { 7944 char_u *line = IObuff; 7945 7946 // Convert a line if 'encoding' is not utf-8 and 7947 // the line contains a non-ASCII character. 7948 if (p_vc->vc_type != CONV_NONE 7949 && has_non_ascii(IObuff)) 7950 { 7951 line = string_convert(p_vc, IObuff, NULL); 7952 if (line == NULL) 7953 line = IObuff; 7954 } 7955 7956 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 7957 { 7958 int l = (int)STRLEN(line); 7959 7960 // remove trailing CR, LF, spaces, etc. 7961 while (l > 0 && line[l - 1] <= ' ') 7962 line[--l] = NUL; 7963 7964 if (qf_add_entry(qfl, 7965 NULL, // dir 7966 fname, 7967 NULL, 7968 0, 7969 line, 7970 lnum, 7971 (int)(p_regmatch->startp[0] - line) 7972 + 1, // col 7973 FALSE, // vis_col 7974 NULL, // search pattern 7975 0, // nr 7976 1, // type 7977 TRUE // valid 7978 ) == QF_FAIL) 7979 { 7980 got_int = TRUE; 7981 if (line != IObuff) 7982 vim_free(line); 7983 break; 7984 } 7985 } 7986 if (line != IObuff) 7987 vim_free(line); 7988 ++lnum; 7989 line_breakcheck(); 7990 } 7991 fclose(fd); 7992 } 7993 7994 /* 7995 * Search for a pattern in all the help files in the doc directory under 7996 * the given directory. 7997 */ 7998 static void 7999 hgr_search_files_in_dir( 8000 qf_list_T *qfl, 8001 char_u *dirname, 8002 regmatch_T *p_regmatch, 8003 vimconv_T *p_vc 8004 #ifdef FEAT_MULTI_LANG 8005 , char_u *lang 8006 #endif 8007 ) 8008 { 8009 int fcount; 8010 char_u **fnames; 8011 int fi; 8012 8013 // Find all "*.txt" and "*.??x" files in the "doc" directory. 8014 add_pathsep(dirname); 8015 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 8016 if (gen_expand_wildcards(1, &dirname, &fcount, 8017 &fnames, EW_FILE|EW_SILENT) == OK 8018 && fcount > 0) 8019 { 8020 for (fi = 0; fi < fcount && !got_int; ++fi) 8021 { 8022 #ifdef FEAT_MULTI_LANG 8023 // Skip files for a different language. 8024 if (lang != NULL 8025 && STRNICMP(lang, fnames[fi] 8026 + STRLEN(fnames[fi]) - 3, 2) != 0 8027 && !(STRNICMP(lang, "en", 2) == 0 8028 && STRNICMP("txt", fnames[fi] 8029 + STRLEN(fnames[fi]) - 3, 3) == 0)) 8030 continue; 8031 #endif 8032 8033 hgr_search_file(qfl, fnames[fi], p_vc, p_regmatch); 8034 } 8035 FreeWild(fcount, fnames); 8036 } 8037 } 8038 8039 /* 8040 * Search for a pattern in all the help files in the 'runtimepath' 8041 * and add the matches to a quickfix list. 8042 * 'lang' is the language specifier. If supplied, then only matches in the 8043 * specified language are found. 8044 */ 8045 static void 8046 hgr_search_in_rtp(qf_list_T *qfl, regmatch_T *p_regmatch, char_u *lang) 8047 { 8048 char_u *p; 8049 8050 vimconv_T vc; 8051 8052 // Help files are in utf-8 or latin1, convert lines when 'encoding' 8053 // differs. 8054 vc.vc_type = CONV_NONE; 8055 if (!enc_utf8) 8056 convert_setup(&vc, (char_u *)"utf-8", p_enc); 8057 8058 // Go through all the directories in 'runtimepath' 8059 p = p_rtp; 8060 while (*p != NUL && !got_int) 8061 { 8062 copy_option_part(&p, NameBuff, MAXPATHL, ","); 8063 8064 hgr_search_files_in_dir(qfl, NameBuff, p_regmatch, &vc 8065 #ifdef FEAT_MULTI_LANG 8066 , lang 8067 #endif 8068 ); 8069 } 8070 8071 if (vc.vc_type != CONV_NONE) 8072 convert_setup(&vc, NULL, NULL); 8073 } 8074 8075 /* 8076 * ":helpgrep {pattern}" 8077 */ 8078 void 8079 ex_helpgrep(exarg_T *eap) 8080 { 8081 regmatch_T regmatch; 8082 char_u *save_cpo; 8083 qf_info_T *qi = &ql_info; 8084 int new_qi = FALSE; 8085 char_u *au_name = NULL; 8086 char_u *lang = NULL; 8087 8088 switch (eap->cmdidx) 8089 { 8090 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 8091 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 8092 default: break; 8093 } 8094 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 8095 curbuf->b_fname, TRUE, curbuf)) 8096 { 8097 #ifdef FEAT_EVAL 8098 if (aborting()) 8099 return; 8100 #endif 8101 } 8102 8103 if (is_loclist_cmd(eap->cmdidx)) 8104 { 8105 qi = hgr_get_ll(&new_qi); 8106 if (qi == NULL) 8107 return; 8108 } 8109 8110 // Make 'cpoptions' empty, the 'l' flag should not be used here. 8111 save_cpo = p_cpo; 8112 p_cpo = empty_option; 8113 8114 incr_quickfix_busy(); 8115 8116 #ifdef FEAT_MULTI_LANG 8117 // Check for a specified language 8118 lang = check_help_lang(eap->arg); 8119 #endif 8120 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 8121 regmatch.rm_ic = FALSE; 8122 if (regmatch.regprog != NULL) 8123 { 8124 qf_list_T *qfl; 8125 8126 // create a new quickfix list 8127 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 8128 qfl = qf_get_curlist(qi); 8129 8130 hgr_search_in_rtp(qfl, ®match, lang); 8131 8132 vim_regfree(regmatch.regprog); 8133 8134 qfl->qf_nonevalid = FALSE; 8135 qfl->qf_ptr = qfl->qf_start; 8136 qfl->qf_index = 1; 8137 qf_list_changed(qfl); 8138 qf_update_buffer(qi, NULL); 8139 } 8140 8141 if (p_cpo == empty_option) 8142 p_cpo = save_cpo; 8143 else 8144 // Darn, some plugin changed the value. 8145 free_string_option(save_cpo); 8146 8147 if (au_name != NULL) 8148 { 8149 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 8150 curbuf->b_fname, TRUE, curbuf); 8151 // When adding a location list to an existing location list stack, 8152 // if the autocmd made the stack invalid, then just return. 8153 if (!new_qi && IS_LL_STACK(qi) && qf_find_win_with_loclist(qi) == NULL) 8154 { 8155 decr_quickfix_busy(); 8156 return; 8157 } 8158 } 8159 8160 // Jump to first match. 8161 if (!qf_list_empty(qf_get_curlist(qi))) 8162 qf_jump(qi, 0, 0, FALSE); 8163 else 8164 semsg(_(e_nomatch2), eap->arg); 8165 8166 decr_quickfix_busy(); 8167 8168 if (eap->cmdidx == CMD_lhelpgrep) 8169 { 8170 // If the help window is not opened or if it already points to the 8171 // correct location list, then free the new location list. 8172 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 8173 { 8174 if (new_qi) 8175 ll_free_all(&qi); 8176 } 8177 else if (curwin->w_llist == NULL) 8178 curwin->w_llist = qi; 8179 } 8180 } 8181 #endif // FEAT_QUICKFIX 8182 8183 #if defined(FEAT_EVAL) || defined(PROTO) 8184 # ifdef FEAT_QUICKFIX 8185 static void 8186 get_qf_loc_list(int is_qf, win_T *wp, typval_T *what_arg, typval_T *rettv) 8187 { 8188 if (what_arg->v_type == VAR_UNKNOWN) 8189 { 8190 if (rettv_list_alloc(rettv) == OK) 8191 if (is_qf || wp != NULL) 8192 (void)get_errorlist(NULL, wp, -1, 0, rettv->vval.v_list); 8193 } 8194 else 8195 { 8196 if (rettv_dict_alloc(rettv) == OK) 8197 if (is_qf || (wp != NULL)) 8198 { 8199 if (what_arg->v_type == VAR_DICT) 8200 { 8201 dict_T *d = what_arg->vval.v_dict; 8202 8203 if (d != NULL) 8204 qf_get_properties(wp, d, rettv->vval.v_dict); 8205 } 8206 else 8207 emsg(_(e_dictreq)); 8208 } 8209 } 8210 } 8211 # endif 8212 8213 /* 8214 * "getloclist()" function 8215 */ 8216 void 8217 f_getloclist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8218 { 8219 # ifdef FEAT_QUICKFIX 8220 win_T *wp; 8221 8222 wp = find_win_by_nr_or_id(&argvars[0]); 8223 get_qf_loc_list(FALSE, wp, &argvars[1], rettv); 8224 # endif 8225 } 8226 8227 /* 8228 * "getqflist()" function 8229 */ 8230 void 8231 f_getqflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8232 { 8233 # ifdef FEAT_QUICKFIX 8234 get_qf_loc_list(TRUE, NULL, &argvars[0], rettv); 8235 # endif 8236 } 8237 8238 /* 8239 * Used by "setqflist()" and "setloclist()" functions 8240 */ 8241 static void 8242 set_qf_ll_list( 8243 win_T *wp UNUSED, 8244 typval_T *list_arg UNUSED, 8245 typval_T *action_arg UNUSED, 8246 typval_T *what_arg UNUSED, 8247 typval_T *rettv) 8248 { 8249 # ifdef FEAT_QUICKFIX 8250 static char *e_invact = N_("E927: Invalid action: '%s'"); 8251 char_u *act; 8252 int action = 0; 8253 static int recursive = 0; 8254 # endif 8255 8256 rettv->vval.v_number = -1; 8257 8258 # ifdef FEAT_QUICKFIX 8259 if (list_arg->v_type != VAR_LIST) 8260 emsg(_(e_listreq)); 8261 else if (recursive != 0) 8262 emsg(_(e_au_recursive)); 8263 else 8264 { 8265 list_T *l = list_arg->vval.v_list; 8266 dict_T *what = NULL; 8267 int valid_dict = TRUE; 8268 8269 if (action_arg->v_type == VAR_STRING) 8270 { 8271 act = tv_get_string_chk(action_arg); 8272 if (act == NULL) 8273 return; // type error; errmsg already given 8274 if ((*act == 'a' || *act == 'r' || *act == ' ' || *act == 'f') && 8275 act[1] == NUL) 8276 action = *act; 8277 else 8278 semsg(_(e_invact), act); 8279 } 8280 else if (action_arg->v_type == VAR_UNKNOWN) 8281 action = ' '; 8282 else 8283 emsg(_(e_stringreq)); 8284 8285 if (action_arg->v_type != VAR_UNKNOWN 8286 && what_arg->v_type != VAR_UNKNOWN) 8287 { 8288 if (what_arg->v_type == VAR_DICT && what_arg->vval.v_dict != NULL) 8289 what = what_arg->vval.v_dict; 8290 else 8291 { 8292 emsg(_(e_dictreq)); 8293 valid_dict = FALSE; 8294 } 8295 } 8296 8297 ++recursive; 8298 if (l != NULL && action && valid_dict 8299 && set_errorlist(wp, l, action, 8300 (char_u *)(wp == NULL ? ":setqflist()" : ":setloclist()"), 8301 what) == OK) 8302 rettv->vval.v_number = 0; 8303 --recursive; 8304 } 8305 # endif 8306 } 8307 8308 /* 8309 * "setloclist()" function 8310 */ 8311 void 8312 f_setloclist(typval_T *argvars, typval_T *rettv) 8313 { 8314 win_T *win; 8315 8316 rettv->vval.v_number = -1; 8317 8318 win = find_win_by_nr_or_id(&argvars[0]); 8319 if (win != NULL) 8320 set_qf_ll_list(win, &argvars[1], &argvars[2], &argvars[3], rettv); 8321 } 8322 8323 /* 8324 * "setqflist()" function 8325 */ 8326 void 8327 f_setqflist(typval_T *argvars, typval_T *rettv) 8328 { 8329 set_qf_ll_list(NULL, &argvars[0], &argvars[1], &argvars[2], rettv); 8330 } 8331 #endif 8332