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 linenr_T qf_end_lnum; // line number when the error has range or zero 34 int qf_fnum; // file number for the line 35 int qf_col; // column where the error occurred 36 int qf_end_col; // column when the error has range or zero 37 int qf_nr; // error number 38 char_u *qf_module; // module name for this error 39 char_u *qf_pattern; // search pattern for the error 40 char_u *qf_text; // description of the error 41 char_u qf_viscol; // set to TRUE if qf_col and qf_end_col is 42 // screen column 43 char_u qf_cleared; // set to TRUE if line has been deleted 44 char_u qf_type; // type of the error (mostly 'E'); 1 for 45 // :helpgrep 46 char_u qf_valid; // valid error message detected 47 }; 48 49 /* 50 * There is a stack of error lists. 51 */ 52 #define LISTCOUNT 10 53 #define INVALID_QFIDX (-1) 54 #define INVALID_QFBUFNR (0) 55 56 /* 57 * Quickfix list type. 58 */ 59 typedef enum 60 { 61 QFLT_QUICKFIX, // Quickfix list - global list 62 QFLT_LOCATION, // Location list - per window list 63 QFLT_INTERNAL // Internal - Temporary list used by getqflist()/getloclist() 64 } qfltype_T; 65 66 /* 67 * Quickfix/Location list definition 68 * Contains a list of entries (qfline_T). qf_start points to the first entry 69 * and qf_last points to the last entry. qf_count contains the list size. 70 * 71 * Usually the list contains one or more entries. But an empty list can be 72 * created using setqflist()/setloclist() with a title and/or user context 73 * information and entries can be added later using setqflist()/setloclist(). 74 */ 75 typedef struct qf_list_S 76 { 77 int_u qf_id; // Unique identifier for this list 78 qfltype_T qfl_type; 79 qfline_T *qf_start; // pointer to the first error 80 qfline_T *qf_last; // pointer to the last error 81 qfline_T *qf_ptr; // pointer to the current error 82 int qf_count; // number of errors (0 means empty list) 83 int qf_index; // current index in the error list 84 int qf_nonevalid; // TRUE if not a single valid entry found 85 char_u *qf_title; // title derived from the command that created 86 // the error list or set by setqflist 87 typval_T *qf_ctx; // context set by setqflist/setloclist 88 callback_T qftf_cb; // 'quickfixtextfunc' callback function 89 90 struct dir_stack_T *qf_dir_stack; 91 char_u *qf_directory; 92 struct dir_stack_T *qf_file_stack; 93 char_u *qf_currfile; 94 int qf_multiline; 95 int qf_multiignore; 96 int qf_multiscan; 97 long qf_changedtick; 98 } qf_list_T; 99 100 /* 101 * Quickfix/Location list stack definition 102 * Contains a list of quickfix/location lists (qf_list_T) 103 */ 104 struct qf_info_S 105 { 106 // Count of references to this list. Used only for location lists. 107 // When a location list window reference this list, qf_refcount 108 // will be 2. Otherwise, qf_refcount will be 1. When qf_refcount 109 // reaches 0, the list is freed. 110 int qf_refcount; 111 int qf_listcount; // current number of lists 112 int qf_curlist; // current error list 113 qf_list_T qf_lists[LISTCOUNT]; 114 qfltype_T qfl_type; // type of list 115 int qf_bufnr; // quickfix window buffer number 116 }; 117 118 static qf_info_T ql_info; // global quickfix list 119 static int_u last_qf_id = 0; // Last used quickfix list id 120 121 #define FMT_PATTERNS 11 // maximum number of % recognized 122 123 /* 124 * Structure used to hold the info of one part of 'errorformat' 125 */ 126 typedef struct efm_S efm_T; 127 struct efm_S 128 { 129 regprog_T *prog; // pre-formatted part of 'errorformat' 130 efm_T *next; // pointer to next (NULL if last) 131 char_u addr[FMT_PATTERNS]; // indices of used % patterns 132 char_u prefix; // prefix of this format line: 133 // 'D' enter directory 134 // 'X' leave directory 135 // 'A' start of multi-line message 136 // 'E' error message 137 // 'W' warning message 138 // 'I' informational message 139 // 'N' note message 140 // 'C' continuation line 141 // 'Z' end of multi-line message 142 // 'G' general, unspecific message 143 // 'P' push file (partial) message 144 // 'Q' pop/quit file (partial) message 145 // 'O' overread (partial) message 146 char_u flags; // additional flags given in prefix 147 // '-' do not include this line 148 // '+' include whole line in message 149 int conthere; // %> used 150 }; 151 152 // List of location lists to be deleted. 153 // Used to delay the deletion of locations lists by autocmds. 154 typedef struct qf_delq_S 155 { 156 struct qf_delq_S *next; 157 qf_info_T *qi; 158 } qf_delq_T; 159 static qf_delq_T *qf_delq_head = NULL; 160 161 // Counter to prevent autocmds from freeing up location lists when they are 162 // still being used. 163 static int quickfix_busy = 0; 164 165 static efm_T *fmt_start = NULL; // cached across qf_parse_line() calls 166 167 // callback function for 'quickfixtextfunc' 168 static callback_T qftf_cb; 169 170 static void qf_new_list(qf_info_T *qi, char_u *qf_title); 171 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, long end_lnum, int col, int end_col, int vis_col, char_u *pattern, int nr, int type, int valid); 172 static void qf_free(qf_list_T *qfl); 173 static char_u *qf_types(int, int); 174 static int qf_get_fnum(qf_list_T *qfl, char_u *, char_u *); 175 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 176 static char_u *qf_pop_dir(struct dir_stack_T **); 177 static char_u *qf_guess_filepath(qf_list_T *qfl, char_u *); 178 static void qf_jump_newwin(qf_info_T *qi, int dir, int errornr, int forceit, int newwin); 179 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 180 static void qf_range_text(qfline_T *qfp, char_u *buf, int bufsize); 181 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 182 static win_T *qf_find_win(qf_info_T *qi); 183 static buf_T *qf_find_buf(qf_info_T *qi); 184 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 185 static void qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid); 186 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 187 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 188 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 189 static qf_info_T *ll_get_or_alloc_list(win_T *); 190 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 191 192 // Quickfix window check helper macro 193 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 194 // Location list window check helper macro 195 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 196 197 // Quickfix and location list stack check helper macros 198 #define IS_QF_STACK(qi) (qi->qfl_type == QFLT_QUICKFIX) 199 #define IS_LL_STACK(qi) (qi->qfl_type == QFLT_LOCATION) 200 #define IS_QF_LIST(qfl) (qfl->qfl_type == QFLT_QUICKFIX) 201 #define IS_LL_LIST(qfl) (qfl->qfl_type == QFLT_LOCATION) 202 203 /* 204 * Return location list for window 'wp' 205 * For location list window, return the referenced location list 206 */ 207 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 208 209 // Macro to loop through all the items in a quickfix list 210 // Quickfix item index starts from 1, so i below starts at 1 211 #define FOR_ALL_QFL_ITEMS(qfl, qfp, i) \ 212 for (i = 1, qfp = qfl->qf_start; \ 213 !got_int && i <= qfl->qf_count && qfp != NULL; \ 214 ++i, qfp = qfp->qf_next) 215 216 /* 217 * Looking up a buffer can be slow if there are many. Remember the last one 218 * to make this a lot faster if there are multiple matches in the same file. 219 */ 220 static char_u *qf_last_bufname = NULL; 221 static bufref_T qf_last_bufref = {NULL, 0, 0}; 222 223 static char *e_current_quickfix_list_was_changed = 224 N_("E925: Current quickfix list was changed"); 225 static char *e_current_location_list_was_changed = 226 N_("E926: Current location list was changed"); 227 228 /* 229 * Maximum number of bytes allowed per line while reading a errorfile. 230 */ 231 #define LINE_MAXLEN 4096 232 233 static struct fmtpattern 234 { 235 char_u convchar; 236 char *pattern; 237 } fmt_pat[FMT_PATTERNS] = 238 { 239 {'f', ".\\+"}, // only used when at end 240 {'n', "\\d\\+"}, 241 {'l', "\\d\\+"}, 242 {'c', "\\d\\+"}, 243 {'t', "."}, 244 {'m', ".\\+"}, 245 {'r', ".*"}, 246 {'p', "[- .]*"}, 247 {'v', "\\d\\+"}, 248 {'s', ".\\+"}, 249 {'o', ".\\+"} 250 }; 251 252 /* 253 * Convert an errorformat pattern to a regular expression pattern. 254 * See fmt_pat definition above for the list of supported patterns. The 255 * pattern specifier is supplied in "efmpat". The converted pattern is stored 256 * in "regpat". Returns a pointer to the location after the pattern. 257 */ 258 static char_u * 259 efmpat_to_regpat( 260 char_u *efmpat, 261 char_u *regpat, 262 efm_T *efminfo, 263 int idx, 264 int round) 265 { 266 char_u *srcptr; 267 268 if (efminfo->addr[idx]) 269 { 270 // Each errorformat pattern can occur only once 271 semsg(_("E372: Too many %%%c in format string"), *efmpat); 272 return NULL; 273 } 274 if ((idx && idx < 6 275 && vim_strchr((char_u *)"DXOPQ", efminfo->prefix) != NULL) 276 || (idx == 6 277 && vim_strchr((char_u *)"OPQ", efminfo->prefix) == NULL)) 278 { 279 semsg(_("E373: Unexpected %%%c in format string"), *efmpat); 280 return NULL; 281 } 282 efminfo->addr[idx] = (char_u)++round; 283 *regpat++ = '\\'; 284 *regpat++ = '('; 285 #ifdef BACKSLASH_IN_FILENAME 286 if (*efmpat == 'f') 287 { 288 // Also match "c:" in the file name, even when 289 // checking for a colon next: "%f:". 290 // "\%(\a:\)\=" 291 STRCPY(regpat, "\\%(\\a:\\)\\="); 292 regpat += 10; 293 } 294 #endif 295 if (*efmpat == 'f' && efmpat[1] != NUL) 296 { 297 if (efmpat[1] != '\\' && efmpat[1] != '%') 298 { 299 // A file name may contain spaces, but this isn't 300 // in "\f". For "%f:%l:%m" there may be a ":" in 301 // the file name. Use ".\{-1,}x" instead (x is 302 // the next character), the requirement that :999: 303 // follows should work. 304 STRCPY(regpat, ".\\{-1,}"); 305 regpat += 7; 306 } 307 else 308 { 309 // File name followed by '\\' or '%': include as 310 // many file name chars as possible. 311 STRCPY(regpat, "\\f\\+"); 312 regpat += 4; 313 } 314 } 315 else 316 { 317 srcptr = (char_u *)fmt_pat[idx].pattern; 318 while ((*regpat = *srcptr++) != NUL) 319 ++regpat; 320 } 321 *regpat++ = '\\'; 322 *regpat++ = ')'; 323 324 return regpat; 325 } 326 327 /* 328 * Convert a scanf like format in 'errorformat' to a regular expression. 329 * Returns a pointer to the location after the pattern. 330 */ 331 static char_u * 332 scanf_fmt_to_regpat( 333 char_u **pefmp, 334 char_u *efm, 335 int len, 336 char_u *regpat) 337 { 338 char_u *efmp = *pefmp; 339 340 if (*efmp == '[' || *efmp == '\\') 341 { 342 if ((*regpat++ = *efmp) == '[') // %*[^a-z0-9] etc. 343 { 344 if (efmp[1] == '^') 345 *regpat++ = *++efmp; 346 if (efmp < efm + len) 347 { 348 *regpat++ = *++efmp; // could be ']' 349 while (efmp < efm + len 350 && (*regpat++ = *++efmp) != ']') 351 // skip ; 352 if (efmp == efm + len) 353 { 354 emsg(_("E374: Missing ] in format string")); 355 return NULL; 356 } 357 } 358 } 359 else if (efmp < efm + len) // %*\D, %*\s etc. 360 *regpat++ = *++efmp; 361 *regpat++ = '\\'; 362 *regpat++ = '+'; 363 } 364 else 365 { 366 // TODO: scanf()-like: %*ud, %*3c, %*f, ... ? 367 semsg(_("E375: Unsupported %%%c in format string"), *efmp); 368 return NULL; 369 } 370 371 *pefmp = efmp; 372 373 return regpat; 374 } 375 376 /* 377 * Analyze/parse an errorformat prefix. 378 */ 379 static char_u * 380 efm_analyze_prefix(char_u *efmp, efm_T *efminfo) 381 { 382 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 383 efminfo->flags = *efmp++; 384 if (vim_strchr((char_u *)"DXAEWINCZGOPQ", *efmp) != NULL) 385 efminfo->prefix = *efmp; 386 else 387 { 388 semsg(_("E376: Invalid %%%c in format string prefix"), *efmp); 389 return NULL; 390 } 391 392 return efmp; 393 } 394 395 /* 396 * Converts a 'errorformat' string part in 'efm' to a regular expression 397 * pattern. The resulting regex pattern is returned in "regpat". Additional 398 * information about the 'erroformat' pattern is returned in "fmt_ptr". 399 * Returns OK or FAIL. 400 */ 401 static int 402 efm_to_regpat( 403 char_u *efm, 404 int len, 405 efm_T *fmt_ptr, 406 char_u *regpat) 407 { 408 char_u *ptr; 409 char_u *efmp; 410 int round; 411 int idx = 0; 412 413 // Build a regexp pattern for a 'errorformat' option part 414 ptr = regpat; 415 *ptr++ = '^'; 416 round = 0; 417 for (efmp = efm; efmp < efm + len; ++efmp) 418 { 419 if (*efmp == '%') 420 { 421 ++efmp; 422 for (idx = 0; idx < FMT_PATTERNS; ++idx) 423 if (fmt_pat[idx].convchar == *efmp) 424 break; 425 if (idx < FMT_PATTERNS) 426 { 427 ptr = efmpat_to_regpat(efmp, ptr, fmt_ptr, idx, round); 428 if (ptr == NULL) 429 return FAIL; 430 round++; 431 } 432 else if (*efmp == '*') 433 { 434 ++efmp; 435 ptr = scanf_fmt_to_regpat(&efmp, efm, len, ptr); 436 if (ptr == NULL) 437 return FAIL; 438 } 439 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 440 *ptr++ = *efmp; // regexp magic characters 441 else if (*efmp == '#') 442 *ptr++ = '*'; 443 else if (*efmp == '>') 444 fmt_ptr->conthere = TRUE; 445 else if (efmp == efm + 1) // analyse prefix 446 { 447 // prefix is allowed only at the beginning of the errorformat 448 // option part 449 efmp = efm_analyze_prefix(efmp, fmt_ptr); 450 if (efmp == NULL) 451 return FAIL; 452 } 453 else 454 { 455 semsg(_("E377: Invalid %%%c in format string"), *efmp); 456 return FAIL; 457 } 458 } 459 else // copy normal character 460 { 461 if (*efmp == '\\' && efmp + 1 < efm + len) 462 ++efmp; 463 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 464 *ptr++ = '\\'; // escape regexp atoms 465 if (*efmp) 466 *ptr++ = *efmp; 467 } 468 } 469 *ptr++ = '$'; 470 *ptr = NUL; 471 472 return OK; 473 } 474 475 /* 476 * Free the 'errorformat' information list 477 */ 478 static void 479 free_efm_list(efm_T **efm_first) 480 { 481 efm_T *efm_ptr; 482 483 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 484 { 485 *efm_first = efm_ptr->next; 486 vim_regfree(efm_ptr->prog); 487 vim_free(efm_ptr); 488 } 489 fmt_start = NULL; 490 } 491 492 /* 493 * Compute the size of the buffer used to convert a 'errorformat' pattern into 494 * a regular expression pattern. 495 */ 496 static int 497 efm_regpat_bufsz(char_u *efm) 498 { 499 int sz; 500 int i; 501 502 sz = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 503 for (i = FMT_PATTERNS; i > 0; ) 504 sz += (int)STRLEN(fmt_pat[--i].pattern); 505 #ifdef BACKSLASH_IN_FILENAME 506 sz += 12; // "%f" can become twelve chars longer (see efm_to_regpat) 507 #else 508 sz += 2; // "%f" can become two chars longer 509 #endif 510 511 return sz; 512 } 513 514 /* 515 * Return the length of a 'errorformat' option part (separated by ","). 516 */ 517 static int 518 efm_option_part_len(char_u *efm) 519 { 520 int len; 521 522 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 523 if (efm[len] == '\\' && efm[len + 1] != NUL) 524 ++len; 525 526 return len; 527 } 528 529 /* 530 * Parse the 'errorformat' option. Multiple parts in the 'errorformat' option 531 * are parsed and converted to regular expressions. Returns information about 532 * the parsed 'errorformat' option. 533 */ 534 static efm_T * 535 parse_efm_option(char_u *efm) 536 { 537 efm_T *fmt_ptr = NULL; 538 efm_T *fmt_first = NULL; 539 efm_T *fmt_last = NULL; 540 char_u *fmtstr = NULL; 541 int len; 542 int sz; 543 544 // Each part of the format string is copied and modified from errorformat 545 // to regex prog. Only a few % characters are allowed. 546 547 // Get some space to modify the format string into. 548 sz = efm_regpat_bufsz(efm); 549 if ((fmtstr = alloc(sz)) == NULL) 550 goto parse_efm_error; 551 552 while (efm[0] != NUL) 553 { 554 // Allocate a new eformat structure and put it at the end of the list 555 fmt_ptr = ALLOC_CLEAR_ONE(efm_T); 556 if (fmt_ptr == NULL) 557 goto parse_efm_error; 558 if (fmt_first == NULL) // first one 559 fmt_first = fmt_ptr; 560 else 561 fmt_last->next = fmt_ptr; 562 fmt_last = fmt_ptr; 563 564 // Isolate one part in the 'errorformat' option 565 len = efm_option_part_len(efm); 566 567 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr) == FAIL) 568 goto parse_efm_error; 569 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 570 goto parse_efm_error; 571 // Advance to next part 572 efm = skip_to_option_part(efm + len); // skip comma and spaces 573 } 574 575 if (fmt_first == NULL) // nothing found 576 emsg(_("E378: 'errorformat' contains no pattern")); 577 578 goto parse_efm_end; 579 580 parse_efm_error: 581 free_efm_list(&fmt_first); 582 583 parse_efm_end: 584 vim_free(fmtstr); 585 586 return fmt_first; 587 } 588 589 enum { 590 QF_FAIL = 0, 591 QF_OK = 1, 592 QF_END_OF_INPUT = 2, 593 QF_NOMEM = 3, 594 QF_IGNORE_LINE = 4, 595 QF_MULTISCAN = 5, 596 }; 597 598 /* 599 * State information used to parse lines and add entries to a quickfix/location 600 * list. 601 */ 602 typedef struct { 603 char_u *linebuf; 604 int linelen; 605 char_u *growbuf; 606 int growbufsiz; 607 FILE *fd; 608 typval_T *tv; 609 char_u *p_str; 610 listitem_T *p_li; 611 buf_T *buf; 612 linenr_T buflnum; 613 linenr_T lnumlast; 614 vimconv_T vc; 615 } qfstate_T; 616 617 /* 618 * Allocate more memory for the line buffer used for parsing lines. 619 */ 620 static char_u * 621 qf_grow_linebuf(qfstate_T *state, int newsz) 622 { 623 char_u *p; 624 625 // If the line exceeds LINE_MAXLEN exclude the last 626 // byte since it's not a NL character. 627 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 628 if (state->growbuf == NULL) 629 { 630 state->growbuf = alloc(state->linelen + 1); 631 if (state->growbuf == NULL) 632 return NULL; 633 state->growbufsiz = state->linelen; 634 } 635 else if (state->linelen > state->growbufsiz) 636 { 637 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 638 return NULL; 639 state->growbuf = p; 640 state->growbufsiz = state->linelen; 641 } 642 return state->growbuf; 643 } 644 645 /* 646 * Get the next string (separated by newline) from state->p_str. 647 */ 648 static int 649 qf_get_next_str_line(qfstate_T *state) 650 { 651 // Get the next line from the supplied string 652 char_u *p_str = state->p_str; 653 char_u *p; 654 int len; 655 656 if (*p_str == NUL) // Reached the end of the string 657 return QF_END_OF_INPUT; 658 659 p = vim_strchr(p_str, '\n'); 660 if (p != NULL) 661 len = (int)(p - p_str) + 1; 662 else 663 len = (int)STRLEN(p_str); 664 665 if (len > IOSIZE - 2) 666 { 667 state->linebuf = qf_grow_linebuf(state, len); 668 if (state->linebuf == NULL) 669 return QF_NOMEM; 670 } 671 else 672 { 673 state->linebuf = IObuff; 674 state->linelen = len; 675 } 676 vim_strncpy(state->linebuf, p_str, state->linelen); 677 678 // Increment using len in order to discard the rest of the 679 // line if it exceeds LINE_MAXLEN. 680 p_str += len; 681 state->p_str = p_str; 682 683 return QF_OK; 684 } 685 686 /* 687 * Get the next string from state->p_Li. 688 */ 689 static int 690 qf_get_next_list_line(qfstate_T *state) 691 { 692 listitem_T *p_li = state->p_li; 693 int len; 694 695 while (p_li != NULL 696 && (p_li->li_tv.v_type != VAR_STRING 697 || p_li->li_tv.vval.v_string == NULL)) 698 p_li = p_li->li_next; // Skip non-string items 699 700 if (p_li == NULL) // End of the list 701 { 702 state->p_li = NULL; 703 return QF_END_OF_INPUT; 704 } 705 706 len = (int)STRLEN(p_li->li_tv.vval.v_string); 707 if (len > IOSIZE - 2) 708 { 709 state->linebuf = qf_grow_linebuf(state, len); 710 if (state->linebuf == NULL) 711 return QF_NOMEM; 712 } 713 else 714 { 715 state->linebuf = IObuff; 716 state->linelen = len; 717 } 718 719 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 720 721 state->p_li = p_li->li_next; // next item 722 return QF_OK; 723 } 724 725 /* 726 * Get the next string from state->buf. 727 */ 728 static int 729 qf_get_next_buf_line(qfstate_T *state) 730 { 731 char_u *p_buf = NULL; 732 int len; 733 734 // Get the next line from the supplied buffer 735 if (state->buflnum > state->lnumlast) 736 return QF_END_OF_INPUT; 737 738 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 739 state->buflnum += 1; 740 741 len = (int)STRLEN(p_buf); 742 if (len > IOSIZE - 2) 743 { 744 state->linebuf = qf_grow_linebuf(state, len); 745 if (state->linebuf == NULL) 746 return QF_NOMEM; 747 } 748 else 749 { 750 state->linebuf = IObuff; 751 state->linelen = len; 752 } 753 vim_strncpy(state->linebuf, p_buf, state->linelen); 754 755 return QF_OK; 756 } 757 758 /* 759 * Get the next string from file state->fd. 760 */ 761 static int 762 qf_get_next_file_line(qfstate_T *state) 763 { 764 int discard; 765 int growbuflen; 766 767 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 768 return QF_END_OF_INPUT; 769 770 discard = FALSE; 771 state->linelen = (int)STRLEN(IObuff); 772 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 773 { 774 // The current line exceeds IObuff, continue reading using 775 // growbuf until EOL or LINE_MAXLEN bytes is read. 776 if (state->growbuf == NULL) 777 { 778 state->growbufsiz = 2 * (IOSIZE - 1); 779 state->growbuf = alloc(state->growbufsiz); 780 if (state->growbuf == NULL) 781 return QF_NOMEM; 782 } 783 784 // Copy the read part of the line, excluding null-terminator 785 memcpy(state->growbuf, IObuff, IOSIZE - 1); 786 growbuflen = state->linelen; 787 788 for (;;) 789 { 790 char_u *p; 791 792 if (fgets((char *)state->growbuf + growbuflen, 793 state->growbufsiz - growbuflen, state->fd) == NULL) 794 break; 795 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 796 growbuflen += state->linelen; 797 if ((state->growbuf)[growbuflen - 1] == '\n') 798 break; 799 if (state->growbufsiz == LINE_MAXLEN) 800 { 801 discard = TRUE; 802 break; 803 } 804 805 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 806 ? 2 * state->growbufsiz : LINE_MAXLEN; 807 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 808 return QF_NOMEM; 809 state->growbuf = p; 810 } 811 812 while (discard) 813 { 814 // The current line is longer than LINE_MAXLEN, continue 815 // reading but discard everything until EOL or EOF is 816 // reached. 817 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 818 || (int)STRLEN(IObuff) < IOSIZE - 1 819 || IObuff[IOSIZE - 2] == '\n') 820 break; 821 } 822 823 state->linebuf = state->growbuf; 824 state->linelen = growbuflen; 825 } 826 else 827 state->linebuf = IObuff; 828 829 // Convert a line if it contains a non-ASCII character. 830 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 831 { 832 char_u *line; 833 834 line = string_convert(&state->vc, state->linebuf, &state->linelen); 835 if (line != NULL) 836 { 837 if (state->linelen < IOSIZE) 838 { 839 STRCPY(state->linebuf, line); 840 vim_free(line); 841 } 842 else 843 { 844 vim_free(state->growbuf); 845 state->linebuf = state->growbuf = line; 846 state->growbufsiz = state->linelen < LINE_MAXLEN 847 ? state->linelen : LINE_MAXLEN; 848 } 849 } 850 } 851 852 return QF_OK; 853 } 854 855 /* 856 * Get the next string from a file/buffer/list/string. 857 */ 858 static int 859 qf_get_nextline(qfstate_T *state) 860 { 861 int status = QF_FAIL; 862 863 if (state->fd == NULL) 864 { 865 if (state->tv != NULL) 866 { 867 if (state->tv->v_type == VAR_STRING) 868 // Get the next line from the supplied string 869 status = qf_get_next_str_line(state); 870 else if (state->tv->v_type == VAR_LIST) 871 // Get the next line from the supplied list 872 status = qf_get_next_list_line(state); 873 } 874 else 875 // Get the next line from the supplied buffer 876 status = qf_get_next_buf_line(state); 877 } 878 else 879 // Get the next line from the supplied file 880 status = qf_get_next_file_line(state); 881 882 if (status != QF_OK) 883 return status; 884 885 // remove newline/CR from the line 886 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 887 { 888 state->linebuf[state->linelen - 1] = NUL; 889 #ifdef USE_CRNL 890 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 891 state->linebuf[state->linelen - 2] = NUL; 892 #endif 893 } 894 895 remove_bom(state->linebuf); 896 897 return QF_OK; 898 } 899 900 typedef struct { 901 char_u *namebuf; 902 char_u *module; 903 char_u *errmsg; 904 int errmsglen; 905 long lnum; 906 long end_lnum; 907 int col; 908 int end_col; 909 char_u use_viscol; 910 char_u *pattern; 911 int enr; 912 int type; 913 int valid; 914 } qffields_T; 915 916 /* 917 * Parse the match for filename ('%f') pattern in regmatch. 918 * Return the matched value in "fields->namebuf". 919 */ 920 static int 921 qf_parse_fmt_f(regmatch_T *rmp, int midx, qffields_T *fields, int prefix) 922 { 923 int c; 924 925 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 926 return QF_FAIL; 927 928 // Expand ~/file and $HOME/file to full path. 929 c = *rmp->endp[midx]; 930 *rmp->endp[midx] = NUL; 931 expand_env(rmp->startp[midx], fields->namebuf, CMDBUFFSIZE); 932 *rmp->endp[midx] = c; 933 934 // For separate filename patterns (%O, %P and %Q), the specified file 935 // should exist. 936 if (vim_strchr((char_u *)"OPQ", prefix) != NULL 937 && mch_getperm(fields->namebuf) == -1) 938 return QF_FAIL; 939 940 return QF_OK; 941 } 942 943 /* 944 * Parse the match for error number ('%n') pattern in regmatch. 945 * Return the matched value in "fields->enr". 946 */ 947 static int 948 qf_parse_fmt_n(regmatch_T *rmp, int midx, qffields_T *fields) 949 { 950 if (rmp->startp[midx] == NULL) 951 return QF_FAIL; 952 fields->enr = (int)atol((char *)rmp->startp[midx]); 953 return QF_OK; 954 } 955 956 /* 957 * Parse the match for line number (%l') pattern in regmatch. 958 * Return the matched value in "fields->lnum". 959 */ 960 static int 961 qf_parse_fmt_l(regmatch_T *rmp, int midx, qffields_T *fields) 962 { 963 if (rmp->startp[midx] == NULL) 964 return QF_FAIL; 965 fields->lnum = atol((char *)rmp->startp[midx]); 966 return QF_OK; 967 } 968 969 /* 970 * Parse the match for column number ('%c') pattern in regmatch. 971 * Return the matched value in "fields->col". 972 */ 973 static int 974 qf_parse_fmt_c(regmatch_T *rmp, int midx, qffields_T *fields) 975 { 976 if (rmp->startp[midx] == NULL) 977 return QF_FAIL; 978 fields->col = (int)atol((char *)rmp->startp[midx]); 979 return QF_OK; 980 } 981 982 /* 983 * Parse the match for error type ('%t') pattern in regmatch. 984 * Return the matched value in "fields->type". 985 */ 986 static int 987 qf_parse_fmt_t(regmatch_T *rmp, int midx, qffields_T *fields) 988 { 989 if (rmp->startp[midx] == NULL) 990 return QF_FAIL; 991 fields->type = *rmp->startp[midx]; 992 return QF_OK; 993 } 994 995 /* 996 * Copy a non-error line into the error string. Return the matched line in 997 * "fields->errmsg". 998 */ 999 static int 1000 copy_nonerror_line(char_u *linebuf, int linelen, qffields_T *fields) 1001 { 1002 char_u *p; 1003 1004 if (linelen >= fields->errmsglen) 1005 { 1006 // linelen + null terminator 1007 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 1008 return QF_NOMEM; 1009 fields->errmsg = p; 1010 fields->errmsglen = linelen + 1; 1011 } 1012 // copy whole line to error message 1013 vim_strncpy(fields->errmsg, linebuf, linelen); 1014 1015 return QF_OK; 1016 } 1017 1018 /* 1019 * Parse the match for error message ('%m') pattern in regmatch. 1020 * Return the matched value in "fields->errmsg". 1021 */ 1022 static int 1023 qf_parse_fmt_m(regmatch_T *rmp, int midx, qffields_T *fields) 1024 { 1025 char_u *p; 1026 int len; 1027 1028 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1029 return QF_FAIL; 1030 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1031 if (len >= fields->errmsglen) 1032 { 1033 // len + null terminator 1034 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 1035 return QF_NOMEM; 1036 fields->errmsg = p; 1037 fields->errmsglen = len + 1; 1038 } 1039 vim_strncpy(fields->errmsg, rmp->startp[midx], len); 1040 return QF_OK; 1041 } 1042 1043 /* 1044 * Parse the match for rest of a single-line file message ('%r') pattern. 1045 * Return the matched value in "tail". 1046 */ 1047 static int 1048 qf_parse_fmt_r(regmatch_T *rmp, int midx, char_u **tail) 1049 { 1050 if (rmp->startp[midx] == NULL) 1051 return QF_FAIL; 1052 *tail = rmp->startp[midx]; 1053 return QF_OK; 1054 } 1055 1056 /* 1057 * Parse the match for the pointer line ('%p') pattern in regmatch. 1058 * Return the matched value in "fields->col". 1059 */ 1060 static int 1061 qf_parse_fmt_p(regmatch_T *rmp, int midx, qffields_T *fields) 1062 { 1063 char_u *match_ptr; 1064 1065 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1066 return QF_FAIL; 1067 fields->col = 0; 1068 for (match_ptr = rmp->startp[midx]; match_ptr != rmp->endp[midx]; 1069 ++match_ptr) 1070 { 1071 ++fields->col; 1072 if (*match_ptr == TAB) 1073 { 1074 fields->col += 7; 1075 fields->col -= fields->col % 8; 1076 } 1077 } 1078 ++fields->col; 1079 fields->use_viscol = TRUE; 1080 return QF_OK; 1081 } 1082 1083 /* 1084 * Parse the match for the virtual column number ('%v') pattern in regmatch. 1085 * Return the matched value in "fields->col". 1086 */ 1087 static int 1088 qf_parse_fmt_v(regmatch_T *rmp, int midx, qffields_T *fields) 1089 { 1090 if (rmp->startp[midx] == NULL) 1091 return QF_FAIL; 1092 fields->col = (int)atol((char *)rmp->startp[midx]); 1093 fields->use_viscol = TRUE; 1094 return QF_OK; 1095 } 1096 1097 /* 1098 * Parse the match for the search text ('%s') pattern in regmatch. 1099 * Return the matched value in "fields->pattern". 1100 */ 1101 static int 1102 qf_parse_fmt_s(regmatch_T *rmp, int midx, qffields_T *fields) 1103 { 1104 int len; 1105 1106 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1107 return QF_FAIL; 1108 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1109 if (len > CMDBUFFSIZE - 5) 1110 len = CMDBUFFSIZE - 5; 1111 STRCPY(fields->pattern, "^\\V"); 1112 STRNCAT(fields->pattern, rmp->startp[midx], len); 1113 fields->pattern[len + 3] = '\\'; 1114 fields->pattern[len + 4] = '$'; 1115 fields->pattern[len + 5] = NUL; 1116 return QF_OK; 1117 } 1118 1119 /* 1120 * Parse the match for the module ('%o') pattern in regmatch. 1121 * Return the matched value in "fields->module". 1122 */ 1123 static int 1124 qf_parse_fmt_o(regmatch_T *rmp, int midx, qffields_T *fields) 1125 { 1126 int len; 1127 1128 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1129 return QF_FAIL; 1130 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1131 if (len > CMDBUFFSIZE) 1132 len = CMDBUFFSIZE; 1133 STRNCAT(fields->module, rmp->startp[midx], len); 1134 return QF_OK; 1135 } 1136 1137 /* 1138 * 'errorformat' format pattern parser functions. 1139 * The '%f' and '%r' formats are parsed differently from other formats. 1140 * See qf_parse_match() for details. 1141 */ 1142 static int (*qf_parse_fmt[FMT_PATTERNS])(regmatch_T *, int, qffields_T *) = 1143 { 1144 NULL, 1145 qf_parse_fmt_n, 1146 qf_parse_fmt_l, 1147 qf_parse_fmt_c, 1148 qf_parse_fmt_t, 1149 qf_parse_fmt_m, 1150 NULL, 1151 qf_parse_fmt_p, 1152 qf_parse_fmt_v, 1153 qf_parse_fmt_s, 1154 qf_parse_fmt_o 1155 }; 1156 1157 /* 1158 * Parse the error format pattern matches in "regmatch" and set the values in 1159 * "fields". fmt_ptr contains the 'efm' format specifiers/prefixes that have a 1160 * match. Returns QF_OK if all the matches are successfully parsed. On 1161 * failure, returns QF_FAIL or QF_NOMEM. 1162 */ 1163 static int 1164 qf_parse_match( 1165 char_u *linebuf, 1166 int linelen, 1167 efm_T *fmt_ptr, 1168 regmatch_T *regmatch, 1169 qffields_T *fields, 1170 int qf_multiline, 1171 int qf_multiscan, 1172 char_u **tail) 1173 { 1174 int idx = fmt_ptr->prefix; 1175 int i; 1176 int midx; 1177 int status; 1178 1179 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 1180 return QF_FAIL; 1181 if (vim_strchr((char_u *)"EWIN", idx) != NULL) 1182 fields->type = idx; 1183 else 1184 fields->type = 0; 1185 1186 // Extract error message data from matched line. 1187 // We check for an actual submatch, because "\[" and "\]" in 1188 // the 'errorformat' may cause the wrong submatch to be used. 1189 for (i = 0; i < FMT_PATTERNS; i++) 1190 { 1191 status = QF_OK; 1192 midx = (int)fmt_ptr->addr[i]; 1193 if (i == 0 && midx > 0) // %f 1194 status = qf_parse_fmt_f(regmatch, midx, fields, idx); 1195 else if (i == 5) 1196 { 1197 if (fmt_ptr->flags == '+' && !qf_multiscan) // %+ 1198 status = copy_nonerror_line(linebuf, linelen, fields); 1199 else if (midx > 0) // %m 1200 status = qf_parse_fmt_m(regmatch, midx, fields); 1201 } 1202 else if (i == 6 && midx > 0) // %r 1203 status = qf_parse_fmt_r(regmatch, midx, tail); 1204 else if (midx > 0) // others 1205 status = (qf_parse_fmt[i])(regmatch, midx, fields); 1206 1207 if (status != QF_OK) 1208 return status; 1209 } 1210 1211 return QF_OK; 1212 } 1213 1214 /* 1215 * Parse an error line in 'linebuf' using a single error format string in 1216 * 'fmt_ptr->prog' and return the matching values in 'fields'. 1217 * Returns QF_OK if the efm format matches completely and the fields are 1218 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 1219 */ 1220 static int 1221 qf_parse_get_fields( 1222 char_u *linebuf, 1223 int linelen, 1224 efm_T *fmt_ptr, 1225 qffields_T *fields, 1226 int qf_multiline, 1227 int qf_multiscan, 1228 char_u **tail) 1229 { 1230 regmatch_T regmatch; 1231 int status = QF_FAIL; 1232 int r; 1233 1234 if (qf_multiscan && 1235 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1236 return QF_FAIL; 1237 1238 fields->namebuf[0] = NUL; 1239 fields->module[0] = NUL; 1240 fields->pattern[0] = NUL; 1241 if (!qf_multiscan) 1242 fields->errmsg[0] = NUL; 1243 fields->lnum = 0; 1244 fields->end_lnum = 0; 1245 fields->col = 0; 1246 fields->end_col = 0; 1247 fields->use_viscol = FALSE; 1248 fields->enr = -1; 1249 fields->type = 0; 1250 *tail = NULL; 1251 1252 // Always ignore case when looking for a matching error. 1253 regmatch.rm_ic = TRUE; 1254 regmatch.regprog = fmt_ptr->prog; 1255 r = vim_regexec(®match, linebuf, (colnr_T)0); 1256 fmt_ptr->prog = regmatch.regprog; 1257 if (r) 1258 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1259 fields, qf_multiline, qf_multiscan, tail); 1260 1261 return status; 1262 } 1263 1264 /* 1265 * Parse directory error format prefixes (%D and %X). 1266 * Push and pop directories from the directory stack when scanning directory 1267 * names. 1268 */ 1269 static int 1270 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1271 { 1272 if (idx == 'D') // enter directory 1273 { 1274 if (*fields->namebuf == NUL) 1275 { 1276 emsg(_("E379: Missing or empty directory name")); 1277 return QF_FAIL; 1278 } 1279 qfl->qf_directory = 1280 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1281 if (qfl->qf_directory == NULL) 1282 return QF_FAIL; 1283 } 1284 else if (idx == 'X') // leave directory 1285 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1286 1287 return QF_OK; 1288 } 1289 1290 /* 1291 * Parse global file name error format prefixes (%O, %P and %Q). 1292 */ 1293 static int 1294 qf_parse_file_pfx( 1295 int idx, 1296 qffields_T *fields, 1297 qf_list_T *qfl, 1298 char_u *tail) 1299 { 1300 fields->valid = FALSE; 1301 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1302 { 1303 if (*fields->namebuf && idx == 'P') 1304 qfl->qf_currfile = 1305 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1306 else if (idx == 'Q') 1307 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1308 *fields->namebuf = NUL; 1309 if (tail && *tail) 1310 { 1311 STRMOVE(IObuff, skipwhite(tail)); 1312 qfl->qf_multiscan = TRUE; 1313 return QF_MULTISCAN; 1314 } 1315 } 1316 1317 return QF_OK; 1318 } 1319 1320 /* 1321 * Parse a non-error line (a line which doesn't match any of the error 1322 * format in 'efm'). 1323 */ 1324 static int 1325 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1326 { 1327 fields->namebuf[0] = NUL; // no match found, remove file name 1328 fields->lnum = 0; // don't jump to this line 1329 fields->valid = FALSE; 1330 1331 return copy_nonerror_line(linebuf, linelen, fields); 1332 } 1333 1334 /* 1335 * Parse multi-line error format prefixes (%C and %Z) 1336 */ 1337 static int 1338 qf_parse_multiline_pfx( 1339 int idx, 1340 qf_list_T *qfl, 1341 qffields_T *fields) 1342 { 1343 char_u *ptr; 1344 int len; 1345 1346 if (!qfl->qf_multiignore) 1347 { 1348 qfline_T *qfprev = qfl->qf_last; 1349 1350 if (qfprev == NULL) 1351 return QF_FAIL; 1352 if (*fields->errmsg && !qfl->qf_multiignore) 1353 { 1354 len = (int)STRLEN(qfprev->qf_text); 1355 if ((ptr = alloc(len + STRLEN(fields->errmsg) + 2)) 1356 == NULL) 1357 return QF_FAIL; 1358 STRCPY(ptr, qfprev->qf_text); 1359 vim_free(qfprev->qf_text); 1360 qfprev->qf_text = ptr; 1361 *(ptr += len) = '\n'; 1362 STRCPY(++ptr, fields->errmsg); 1363 } 1364 if (qfprev->qf_nr == -1) 1365 qfprev->qf_nr = fields->enr; 1366 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1367 // only printable chars allowed 1368 qfprev->qf_type = fields->type; 1369 1370 if (!qfprev->qf_lnum) 1371 qfprev->qf_lnum = fields->lnum; 1372 if (!qfprev->qf_col) 1373 { 1374 qfprev->qf_col = fields->col; 1375 qfprev->qf_viscol = fields->use_viscol; 1376 } 1377 if (!qfprev->qf_fnum) 1378 qfprev->qf_fnum = qf_get_fnum(qfl, 1379 qfl->qf_directory, 1380 *fields->namebuf || qfl->qf_directory != NULL 1381 ? fields->namebuf 1382 : qfl->qf_currfile != NULL && fields->valid 1383 ? qfl->qf_currfile : 0); 1384 } 1385 if (idx == 'Z') 1386 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1387 line_breakcheck(); 1388 1389 return QF_IGNORE_LINE; 1390 } 1391 1392 /* 1393 * Parse a line and get the quickfix fields. 1394 * Return the QF_ status. 1395 */ 1396 static int 1397 qf_parse_line( 1398 qf_list_T *qfl, 1399 char_u *linebuf, 1400 int linelen, 1401 efm_T *fmt_first, 1402 qffields_T *fields) 1403 { 1404 efm_T *fmt_ptr; 1405 int idx = 0; 1406 char_u *tail = NULL; 1407 int status; 1408 1409 restofline: 1410 // If there was no %> item start at the first pattern 1411 if (fmt_start == NULL) 1412 fmt_ptr = fmt_first; 1413 else 1414 { 1415 // Otherwise start from the last used pattern 1416 fmt_ptr = fmt_start; 1417 fmt_start = NULL; 1418 } 1419 1420 // Try to match each part of 'errorformat' until we find a complete 1421 // match or no match. 1422 fields->valid = TRUE; 1423 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1424 { 1425 idx = fmt_ptr->prefix; 1426 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1427 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1428 if (status == QF_NOMEM) 1429 return status; 1430 if (status == QF_OK) 1431 break; 1432 } 1433 qfl->qf_multiscan = FALSE; 1434 1435 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1436 { 1437 if (fmt_ptr != NULL) 1438 { 1439 // 'D' and 'X' directory specifiers 1440 status = qf_parse_dir_pfx(idx, fields, qfl); 1441 if (status != QF_OK) 1442 return status; 1443 } 1444 1445 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1446 if (status != QF_OK) 1447 return status; 1448 1449 if (fmt_ptr == NULL) 1450 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1451 } 1452 else if (fmt_ptr != NULL) 1453 { 1454 // honor %> item 1455 if (fmt_ptr->conthere) 1456 fmt_start = fmt_ptr; 1457 1458 if (vim_strchr((char_u *)"AEWIN", idx) != NULL) 1459 { 1460 qfl->qf_multiline = TRUE; // start of a multi-line message 1461 qfl->qf_multiignore = FALSE;// reset continuation 1462 } 1463 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1464 { // continuation of multi-line msg 1465 status = qf_parse_multiline_pfx(idx, qfl, fields); 1466 if (status != QF_OK) 1467 return status; 1468 } 1469 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1470 { // global file names 1471 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1472 if (status == QF_MULTISCAN) 1473 goto restofline; 1474 } 1475 if (fmt_ptr->flags == '-') // generally exclude this line 1476 { 1477 if (qfl->qf_multiline) 1478 // also exclude continuation lines 1479 qfl->qf_multiignore = TRUE; 1480 return QF_IGNORE_LINE; 1481 } 1482 } 1483 1484 return QF_OK; 1485 } 1486 1487 /* 1488 * Returns TRUE if the specified quickfix/location stack is empty 1489 */ 1490 static int 1491 qf_stack_empty(qf_info_T *qi) 1492 { 1493 return qi == NULL || qi->qf_listcount <= 0; 1494 } 1495 1496 /* 1497 * Returns TRUE if the specified quickfix/location list is empty. 1498 */ 1499 static int 1500 qf_list_empty(qf_list_T *qfl) 1501 { 1502 return qfl == NULL || qfl->qf_count <= 0; 1503 } 1504 1505 /* 1506 * Returns TRUE if the specified quickfix/location list is not empty and 1507 * has valid entries. 1508 */ 1509 static int 1510 qf_list_has_valid_entries(qf_list_T *qfl) 1511 { 1512 return !qf_list_empty(qfl) && !qfl->qf_nonevalid; 1513 } 1514 1515 /* 1516 * Return a pointer to a list in the specified quickfix stack 1517 */ 1518 static qf_list_T * 1519 qf_get_list(qf_info_T *qi, int idx) 1520 { 1521 return &qi->qf_lists[idx]; 1522 } 1523 1524 /* 1525 * Allocate the fields used for parsing lines and populating a quickfix list. 1526 */ 1527 static int 1528 qf_alloc_fields(qffields_T *pfields) 1529 { 1530 pfields->namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1531 pfields->module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1532 pfields->errmsglen = CMDBUFFSIZE + 1; 1533 pfields->errmsg = alloc_id(pfields->errmsglen, aid_qf_errmsg); 1534 pfields->pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1535 if (pfields->namebuf == NULL || pfields->errmsg == NULL 1536 || pfields->pattern == NULL || pfields->module == NULL) 1537 return FAIL; 1538 1539 return OK; 1540 } 1541 1542 /* 1543 * Free the fields used for parsing lines and populating a quickfix list. 1544 */ 1545 static void 1546 qf_free_fields(qffields_T *pfields) 1547 { 1548 vim_free(pfields->namebuf); 1549 vim_free(pfields->module); 1550 vim_free(pfields->errmsg); 1551 vim_free(pfields->pattern); 1552 } 1553 1554 /* 1555 * Setup the state information used for parsing lines and populating a 1556 * quickfix list. 1557 */ 1558 static int 1559 qf_setup_state( 1560 qfstate_T *pstate, 1561 char_u *enc, 1562 char_u *efile, 1563 typval_T *tv, 1564 buf_T *buf, 1565 linenr_T lnumfirst, 1566 linenr_T lnumlast) 1567 { 1568 pstate->vc.vc_type = CONV_NONE; 1569 if (enc != NULL && *enc != NUL) 1570 convert_setup(&pstate->vc, enc, p_enc); 1571 1572 if (efile != NULL && (pstate->fd = mch_fopen((char *)efile, "r")) == NULL) 1573 { 1574 semsg(_(e_cant_open_errorfile_str), efile); 1575 return FAIL; 1576 } 1577 1578 if (tv != NULL) 1579 { 1580 if (tv->v_type == VAR_STRING) 1581 pstate->p_str = tv->vval.v_string; 1582 else if (tv->v_type == VAR_LIST) 1583 pstate->p_li = tv->vval.v_list->lv_first; 1584 pstate->tv = tv; 1585 } 1586 pstate->buf = buf; 1587 pstate->buflnum = lnumfirst; 1588 pstate->lnumlast = lnumlast; 1589 1590 return OK; 1591 } 1592 1593 /* 1594 * Cleanup the state information used for parsing lines and populating a 1595 * quickfix list. 1596 */ 1597 static void 1598 qf_cleanup_state(qfstate_T *pstate) 1599 { 1600 if (pstate->fd != NULL) 1601 fclose(pstate->fd); 1602 1603 vim_free(pstate->growbuf); 1604 if (pstate->vc.vc_type != CONV_NONE) 1605 convert_setup(&pstate->vc, NULL, NULL); 1606 } 1607 1608 /* 1609 * Process the next line from a file/buffer/list/string and add it 1610 * to the quickfix list 'qfl'. 1611 */ 1612 static int 1613 qf_init_process_nextline( 1614 qf_list_T *qfl, 1615 efm_T *fmt_first, 1616 qfstate_T *state, 1617 qffields_T *fields) 1618 { 1619 int status; 1620 1621 // Get the next line from a file/buffer/list/string 1622 status = qf_get_nextline(state); 1623 if (status != QF_OK) 1624 return status; 1625 1626 status = qf_parse_line(qfl, state->linebuf, state->linelen, 1627 fmt_first, fields); 1628 if (status != QF_OK) 1629 return status; 1630 1631 return qf_add_entry(qfl, 1632 qfl->qf_directory, 1633 (*fields->namebuf || qfl->qf_directory != NULL) 1634 ? fields->namebuf 1635 : ((qfl->qf_currfile != NULL && fields->valid) 1636 ? qfl->qf_currfile : (char_u *)NULL), 1637 fields->module, 1638 0, 1639 fields->errmsg, 1640 fields->lnum, 1641 fields->end_lnum, 1642 fields->col, 1643 fields->end_col, 1644 fields->use_viscol, 1645 fields->pattern, 1646 fields->enr, 1647 fields->type, 1648 fields->valid); 1649 } 1650 1651 /* 1652 * Read the errorfile "efile" into memory, line by line, building the error 1653 * list. 1654 * Alternative: when "efile" is NULL read errors from buffer "buf". 1655 * Alternative: when "tv" is not NULL get errors from the string or list. 1656 * Always use 'errorformat' from "buf" if there is a local value. 1657 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1658 * Set the title of the list to "qf_title". 1659 * Return -1 for error, number of errors for success. 1660 */ 1661 static int 1662 qf_init_ext( 1663 qf_info_T *qi, 1664 int qf_idx, 1665 char_u *efile, 1666 buf_T *buf, 1667 typval_T *tv, 1668 char_u *errorformat, 1669 int newlist, // TRUE: start a new error list 1670 linenr_T lnumfirst, // first line number to use 1671 linenr_T lnumlast, // last line number to use 1672 char_u *qf_title, 1673 char_u *enc) 1674 { 1675 qf_list_T *qfl; 1676 qfstate_T state; 1677 qffields_T fields; 1678 qfline_T *old_last = NULL; 1679 int adding = FALSE; 1680 static efm_T *fmt_first = NULL; 1681 char_u *efm; 1682 static char_u *last_efm = NULL; 1683 int retval = -1; // default: return error flag 1684 int status; 1685 1686 // Do not used the cached buffer, it may have been wiped out. 1687 VIM_CLEAR(qf_last_bufname); 1688 1689 CLEAR_FIELD(state); 1690 CLEAR_FIELD(fields); 1691 if ((qf_alloc_fields(&fields) == FAIL) || 1692 (qf_setup_state(&state, enc, efile, tv, buf, 1693 lnumfirst, lnumlast) == FAIL)) 1694 goto qf_init_end; 1695 1696 if (newlist || qf_idx == qi->qf_listcount) 1697 { 1698 // make place for a new list 1699 qf_new_list(qi, qf_title); 1700 qf_idx = qi->qf_curlist; 1701 qfl = qf_get_list(qi, qf_idx); 1702 } 1703 else 1704 { 1705 // Adding to existing list, use last entry. 1706 adding = TRUE; 1707 qfl = qf_get_list(qi, qf_idx); 1708 if (!qf_list_empty(qfl)) 1709 old_last = qfl->qf_last; 1710 } 1711 1712 // Use the local value of 'errorformat' if it's set. 1713 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1714 efm = buf->b_p_efm; 1715 else 1716 efm = errorformat; 1717 1718 // If the errorformat didn't change between calls, then reuse the 1719 // previously parsed values. 1720 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1721 { 1722 // free the previously parsed data 1723 VIM_CLEAR(last_efm); 1724 free_efm_list(&fmt_first); 1725 1726 // parse the current 'efm' 1727 fmt_first = parse_efm_option(efm); 1728 if (fmt_first != NULL) 1729 last_efm = vim_strsave(efm); 1730 } 1731 1732 if (fmt_first == NULL) // nothing found 1733 goto error2; 1734 1735 // got_int is reset here, because it was probably set when killing the 1736 // ":make" command, but we still want to read the errorfile then. 1737 got_int = FALSE; 1738 1739 // Read the lines in the error file one by one. 1740 // Try to recognize one of the error formats in each line. 1741 while (!got_int) 1742 { 1743 status = qf_init_process_nextline(qfl, fmt_first, &state, &fields); 1744 if (status == QF_NOMEM) // memory alloc failure 1745 goto qf_init_end; 1746 if (status == QF_END_OF_INPUT) // end of input 1747 break; 1748 if (status == QF_FAIL) 1749 goto error2; 1750 1751 line_breakcheck(); 1752 } 1753 if (state.fd == NULL || !ferror(state.fd)) 1754 { 1755 if (qfl->qf_index == 0) 1756 { 1757 // no valid entry found 1758 qfl->qf_ptr = qfl->qf_start; 1759 qfl->qf_index = 1; 1760 qfl->qf_nonevalid = TRUE; 1761 } 1762 else 1763 { 1764 qfl->qf_nonevalid = FALSE; 1765 if (qfl->qf_ptr == NULL) 1766 qfl->qf_ptr = qfl->qf_start; 1767 } 1768 // return number of matches 1769 retval = qfl->qf_count; 1770 goto qf_init_end; 1771 } 1772 emsg(_(e_error_while_reading_errorfile)); 1773 error2: 1774 if (!adding) 1775 { 1776 // Error when creating a new list. Free the new list 1777 qf_free(qfl); 1778 qi->qf_listcount--; 1779 if (qi->qf_curlist > 0) 1780 --qi->qf_curlist; 1781 } 1782 qf_init_end: 1783 if (qf_idx == qi->qf_curlist) 1784 qf_update_buffer(qi, old_last); 1785 qf_cleanup_state(&state); 1786 qf_free_fields(&fields); 1787 1788 return retval; 1789 } 1790 1791 /* 1792 * Read the errorfile "efile" into memory, line by line, building the error 1793 * list. Set the error list's title to qf_title. 1794 * Return -1 for error, number of errors for success. 1795 */ 1796 int 1797 qf_init(win_T *wp, 1798 char_u *efile, 1799 char_u *errorformat, 1800 int newlist, // TRUE: start a new error list 1801 char_u *qf_title, 1802 char_u *enc) 1803 { 1804 qf_info_T *qi = &ql_info; 1805 1806 if (wp != NULL) 1807 { 1808 qi = ll_get_or_alloc_list(wp); 1809 if (qi == NULL) 1810 return FAIL; 1811 } 1812 1813 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 1814 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 1815 } 1816 1817 /* 1818 * Set the title of the specified quickfix list. Frees the previous title. 1819 * Prepends ':' to the title. 1820 */ 1821 static void 1822 qf_store_title(qf_list_T *qfl, char_u *title) 1823 { 1824 VIM_CLEAR(qfl->qf_title); 1825 1826 if (title != NULL) 1827 { 1828 char_u *p = alloc(STRLEN(title) + 2); 1829 1830 qfl->qf_title = p; 1831 if (p != NULL) 1832 STRCPY(p, title); 1833 } 1834 } 1835 1836 /* 1837 * The title of a quickfix/location list is set, by default, to the command 1838 * that created the quickfix list with the ":" prefix. 1839 * Create a quickfix list title string by prepending ":" to a user command. 1840 * Returns a pointer to a static buffer with the title. 1841 */ 1842 static char_u * 1843 qf_cmdtitle(char_u *cmd) 1844 { 1845 static char_u qftitle_str[IOSIZE]; 1846 1847 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1848 return qftitle_str; 1849 } 1850 1851 /* 1852 * Return a pointer to the current list in the specified quickfix stack 1853 */ 1854 static qf_list_T * 1855 qf_get_curlist(qf_info_T *qi) 1856 { 1857 return qf_get_list(qi, qi->qf_curlist); 1858 } 1859 1860 /* 1861 * Prepare for adding a new quickfix list. If the current list is in the 1862 * middle of the stack, then all the following lists are freed and then 1863 * the new list is added. 1864 */ 1865 static void 1866 qf_new_list(qf_info_T *qi, char_u *qf_title) 1867 { 1868 int i; 1869 qf_list_T *qfl; 1870 1871 // If the current entry is not the last entry, delete entries beyond 1872 // the current entry. This makes it possible to browse in a tree-like 1873 // way with ":grep". 1874 while (qi->qf_listcount > qi->qf_curlist + 1) 1875 qf_free(&qi->qf_lists[--qi->qf_listcount]); 1876 1877 // When the stack is full, remove to oldest entry 1878 // Otherwise, add a new entry. 1879 if (qi->qf_listcount == LISTCOUNT) 1880 { 1881 qf_free(&qi->qf_lists[0]); 1882 for (i = 1; i < LISTCOUNT; ++i) 1883 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1884 qi->qf_curlist = LISTCOUNT - 1; 1885 } 1886 else 1887 qi->qf_curlist = qi->qf_listcount++; 1888 qfl = qf_get_curlist(qi); 1889 CLEAR_POINTER(qfl); 1890 qf_store_title(qfl, qf_title); 1891 qfl->qfl_type = qi->qfl_type; 1892 qfl->qf_id = ++last_qf_id; 1893 } 1894 1895 /* 1896 * Queue location list stack delete request. 1897 */ 1898 static void 1899 locstack_queue_delreq(qf_info_T *qi) 1900 { 1901 qf_delq_T *q; 1902 1903 q = ALLOC_ONE(qf_delq_T); 1904 if (q != NULL) 1905 { 1906 q->qi = qi; 1907 q->next = qf_delq_head; 1908 qf_delq_head = q; 1909 } 1910 } 1911 1912 /* 1913 * Return the global quickfix stack window buffer number. 1914 */ 1915 int 1916 qf_stack_get_bufnr(void) 1917 { 1918 return ql_info.qf_bufnr; 1919 } 1920 1921 /* 1922 * Wipe the quickfix window buffer (if present) for the specified 1923 * quickfix/location list. 1924 */ 1925 static void 1926 wipe_qf_buffer(qf_info_T *qi) 1927 { 1928 buf_T *qfbuf; 1929 1930 if (qi->qf_bufnr != INVALID_QFBUFNR) 1931 { 1932 qfbuf = buflist_findnr(qi->qf_bufnr); 1933 if (qfbuf != NULL && qfbuf->b_nwindows == 0) 1934 { 1935 // If the quickfix buffer is not loaded in any window, then 1936 // wipe the buffer. 1937 close_buffer(NULL, qfbuf, DOBUF_WIPE, FALSE, FALSE); 1938 qi->qf_bufnr = INVALID_QFBUFNR; 1939 } 1940 } 1941 } 1942 1943 /* 1944 * Free a location list stack 1945 */ 1946 static void 1947 ll_free_all(qf_info_T **pqi) 1948 { 1949 int i; 1950 qf_info_T *qi; 1951 1952 qi = *pqi; 1953 if (qi == NULL) 1954 return; 1955 *pqi = NULL; // Remove reference to this list 1956 1957 // If the location list is still in use, then queue the delete request 1958 // to be processed later. 1959 if (quickfix_busy > 0) 1960 { 1961 locstack_queue_delreq(qi); 1962 return; 1963 } 1964 1965 qi->qf_refcount--; 1966 if (qi->qf_refcount < 1) 1967 { 1968 // No references to this location list. 1969 // If the quickfix window buffer is loaded, then wipe it 1970 wipe_qf_buffer(qi); 1971 1972 for (i = 0; i < qi->qf_listcount; ++i) 1973 qf_free(qf_get_list(qi, i)); 1974 vim_free(qi); 1975 } 1976 } 1977 1978 /* 1979 * Free all the quickfix/location lists in the stack. 1980 */ 1981 void 1982 qf_free_all(win_T *wp) 1983 { 1984 int i; 1985 qf_info_T *qi = &ql_info; 1986 1987 if (wp != NULL) 1988 { 1989 // location list 1990 ll_free_all(&wp->w_llist); 1991 ll_free_all(&wp->w_llist_ref); 1992 } 1993 else 1994 // quickfix list 1995 for (i = 0; i < qi->qf_listcount; ++i) 1996 qf_free(qf_get_list(qi, i)); 1997 } 1998 1999 /* 2000 * Delay freeing of location list stacks when the quickfix code is running. 2001 * Used to avoid problems with autocmds freeing location list stacks when the 2002 * quickfix code is still referencing the stack. 2003 * Must always call decr_quickfix_busy() exactly once after this. 2004 */ 2005 static void 2006 incr_quickfix_busy(void) 2007 { 2008 quickfix_busy++; 2009 } 2010 2011 /* 2012 * Safe to free location list stacks. Process any delayed delete requests. 2013 */ 2014 static void 2015 decr_quickfix_busy(void) 2016 { 2017 if (--quickfix_busy == 0) 2018 { 2019 // No longer referencing the location lists. Process all the pending 2020 // delete requests. 2021 while (qf_delq_head != NULL) 2022 { 2023 qf_delq_T *q = qf_delq_head; 2024 2025 qf_delq_head = q->next; 2026 ll_free_all(&q->qi); 2027 vim_free(q); 2028 } 2029 } 2030 #ifdef ABORT_ON_INTERNAL_ERROR 2031 if (quickfix_busy < 0) 2032 { 2033 emsg("quickfix_busy has become negative"); 2034 abort(); 2035 } 2036 #endif 2037 } 2038 2039 #if defined(EXITFREE) || defined(PROTO) 2040 void 2041 check_quickfix_busy(void) 2042 { 2043 if (quickfix_busy != 0) 2044 { 2045 semsg("quickfix_busy not zero on exit: %ld", (long)quickfix_busy); 2046 # ifdef ABORT_ON_INTERNAL_ERROR 2047 abort(); 2048 # endif 2049 } 2050 } 2051 #endif 2052 2053 /* 2054 * Add an entry to the end of the list of errors. 2055 * Returns QF_OK or QF_FAIL. 2056 */ 2057 static int 2058 qf_add_entry( 2059 qf_list_T *qfl, // quickfix list entry 2060 char_u *dir, // optional directory name 2061 char_u *fname, // file name or NULL 2062 char_u *module, // module name or NULL 2063 int bufnum, // buffer number or zero 2064 char_u *mesg, // message 2065 long lnum, // line number 2066 long end_lnum, // line number for end 2067 int col, // column 2068 int end_col, // column for end 2069 int vis_col, // using visual column 2070 char_u *pattern, // search pattern 2071 int nr, // error number 2072 int type, // type character 2073 int valid) // valid entry 2074 { 2075 qfline_T *qfp; 2076 qfline_T **lastp; // pointer to qf_last or NULL 2077 2078 if ((qfp = ALLOC_ONE(qfline_T)) == NULL) 2079 return QF_FAIL; 2080 if (bufnum != 0) 2081 { 2082 buf_T *buf = buflist_findnr(bufnum); 2083 2084 qfp->qf_fnum = bufnum; 2085 if (buf != NULL) 2086 buf->b_has_qf_entry |= 2087 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2088 } 2089 else 2090 qfp->qf_fnum = qf_get_fnum(qfl, dir, fname); 2091 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 2092 { 2093 vim_free(qfp); 2094 return QF_FAIL; 2095 } 2096 qfp->qf_lnum = lnum; 2097 qfp->qf_end_lnum = end_lnum; 2098 qfp->qf_col = col; 2099 qfp->qf_end_col = end_col; 2100 qfp->qf_viscol = vis_col; 2101 if (pattern == NULL || *pattern == NUL) 2102 qfp->qf_pattern = NULL; 2103 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 2104 { 2105 vim_free(qfp->qf_text); 2106 vim_free(qfp); 2107 return QF_FAIL; 2108 } 2109 if (module == NULL || *module == NUL) 2110 qfp->qf_module = NULL; 2111 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 2112 { 2113 vim_free(qfp->qf_text); 2114 vim_free(qfp->qf_pattern); 2115 vim_free(qfp); 2116 return QF_FAIL; 2117 } 2118 qfp->qf_nr = nr; 2119 if (type != 1 && !vim_isprintc(type)) // only printable chars allowed 2120 type = 0; 2121 qfp->qf_type = type; 2122 qfp->qf_valid = valid; 2123 2124 lastp = &qfl->qf_last; 2125 if (qf_list_empty(qfl)) // first element in the list 2126 { 2127 qfl->qf_start = qfp; 2128 qfl->qf_ptr = qfp; 2129 qfl->qf_index = 0; 2130 qfp->qf_prev = NULL; 2131 } 2132 else 2133 { 2134 qfp->qf_prev = *lastp; 2135 (*lastp)->qf_next = qfp; 2136 } 2137 qfp->qf_next = NULL; 2138 qfp->qf_cleared = FALSE; 2139 *lastp = qfp; 2140 ++qfl->qf_count; 2141 if (qfl->qf_index == 0 && qfp->qf_valid) // first valid entry 2142 { 2143 qfl->qf_index = qfl->qf_count; 2144 qfl->qf_ptr = qfp; 2145 } 2146 2147 return QF_OK; 2148 } 2149 2150 /* 2151 * Allocate a new quickfix/location list stack 2152 */ 2153 static qf_info_T * 2154 qf_alloc_stack(qfltype_T qfltype) 2155 { 2156 qf_info_T *qi; 2157 2158 qi = ALLOC_CLEAR_ONE(qf_info_T); 2159 if (qi != NULL) 2160 { 2161 qi->qf_refcount++; 2162 qi->qfl_type = qfltype; 2163 qi->qf_bufnr = INVALID_QFBUFNR; 2164 } 2165 return qi; 2166 } 2167 2168 /* 2169 * Return the location list stack for window 'wp'. 2170 * If not present, allocate a location list stack 2171 */ 2172 static qf_info_T * 2173 ll_get_or_alloc_list(win_T *wp) 2174 { 2175 if (IS_LL_WINDOW(wp)) 2176 // For a location list window, use the referenced location list 2177 return wp->w_llist_ref; 2178 2179 // For a non-location list window, w_llist_ref should not point to a 2180 // location list. 2181 ll_free_all(&wp->w_llist_ref); 2182 2183 if (wp->w_llist == NULL) 2184 wp->w_llist = qf_alloc_stack(QFLT_LOCATION); // new location list 2185 return wp->w_llist; 2186 } 2187 2188 /* 2189 * Get the quickfix/location list stack to use for the specified Ex command. 2190 * For a location list command, returns the stack for the current window. If 2191 * the location list is not found, then returns NULL and prints an error 2192 * message if 'print_emsg' is TRUE. 2193 */ 2194 static qf_info_T * 2195 qf_cmd_get_stack(exarg_T *eap, int print_emsg) 2196 { 2197 qf_info_T *qi = &ql_info; 2198 2199 if (is_loclist_cmd(eap->cmdidx)) 2200 { 2201 qi = GET_LOC_LIST(curwin); 2202 if (qi == NULL) 2203 { 2204 if (print_emsg) 2205 emsg(_(e_loclist)); 2206 return NULL; 2207 } 2208 } 2209 2210 return qi; 2211 } 2212 2213 /* 2214 * Get the quickfix/location list stack to use for the specified Ex command. 2215 * For a location list command, returns the stack for the current window. 2216 * If the location list is not present, then allocates a new one. 2217 * Returns NULL if the allocation fails. For a location list command, sets 2218 * 'pwinp' to curwin. 2219 */ 2220 static qf_info_T * 2221 qf_cmd_get_or_alloc_stack(exarg_T *eap, win_T **pwinp) 2222 { 2223 qf_info_T *qi = &ql_info; 2224 2225 if (is_loclist_cmd(eap->cmdidx)) 2226 { 2227 qi = ll_get_or_alloc_list(curwin); 2228 if (qi == NULL) 2229 return NULL; 2230 *pwinp = curwin; 2231 } 2232 2233 return qi; 2234 } 2235 2236 /* 2237 * Copy location list entries from 'from_qfl' to 'to_qfl'. 2238 */ 2239 static int 2240 copy_loclist_entries(qf_list_T *from_qfl, qf_list_T *to_qfl) 2241 { 2242 int i; 2243 qfline_T *from_qfp; 2244 qfline_T *prevp; 2245 2246 // copy all the location entries in this list 2247 FOR_ALL_QFL_ITEMS(from_qfl, from_qfp, i) 2248 { 2249 if (qf_add_entry(to_qfl, 2250 NULL, 2251 NULL, 2252 from_qfp->qf_module, 2253 0, 2254 from_qfp->qf_text, 2255 from_qfp->qf_lnum, 2256 from_qfp->qf_end_lnum, 2257 from_qfp->qf_col, 2258 from_qfp->qf_end_col, 2259 from_qfp->qf_viscol, 2260 from_qfp->qf_pattern, 2261 from_qfp->qf_nr, 2262 0, 2263 from_qfp->qf_valid) == QF_FAIL) 2264 return FAIL; 2265 2266 // qf_add_entry() will not set the qf_num field, as the 2267 // directory and file names are not supplied. So the qf_fnum 2268 // field is copied here. 2269 prevp = to_qfl->qf_last; 2270 prevp->qf_fnum = from_qfp->qf_fnum; // file number 2271 prevp->qf_type = from_qfp->qf_type; // error type 2272 if (from_qfl->qf_ptr == from_qfp) 2273 to_qfl->qf_ptr = prevp; // current location 2274 } 2275 2276 return OK; 2277 } 2278 2279 /* 2280 * Copy the specified location list 'from_qfl' to 'to_qfl'. 2281 */ 2282 static int 2283 copy_loclist(qf_list_T *from_qfl, qf_list_T *to_qfl) 2284 { 2285 // Some of the fields are populated by qf_add_entry() 2286 to_qfl->qfl_type = from_qfl->qfl_type; 2287 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 2288 to_qfl->qf_count = 0; 2289 to_qfl->qf_index = 0; 2290 to_qfl->qf_start = NULL; 2291 to_qfl->qf_last = NULL; 2292 to_qfl->qf_ptr = NULL; 2293 if (from_qfl->qf_title != NULL) 2294 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 2295 else 2296 to_qfl->qf_title = NULL; 2297 if (from_qfl->qf_ctx != NULL) 2298 { 2299 to_qfl->qf_ctx = alloc_tv(); 2300 if (to_qfl->qf_ctx != NULL) 2301 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 2302 } 2303 else 2304 to_qfl->qf_ctx = NULL; 2305 if (from_qfl->qftf_cb.cb_name != NULL) 2306 copy_callback(&to_qfl->qftf_cb, &from_qfl->qftf_cb); 2307 else 2308 to_qfl->qftf_cb.cb_name = NULL; 2309 2310 if (from_qfl->qf_count) 2311 if (copy_loclist_entries(from_qfl, to_qfl) == FAIL) 2312 return FAIL; 2313 2314 to_qfl->qf_index = from_qfl->qf_index; // current index in the list 2315 2316 // Assign a new ID for the location list 2317 to_qfl->qf_id = ++last_qf_id; 2318 to_qfl->qf_changedtick = 0L; 2319 2320 // When no valid entries are present in the list, qf_ptr points to 2321 // the first item in the list 2322 if (to_qfl->qf_nonevalid) 2323 { 2324 to_qfl->qf_ptr = to_qfl->qf_start; 2325 to_qfl->qf_index = 1; 2326 } 2327 2328 return OK; 2329 } 2330 2331 /* 2332 * Copy the location list stack 'from' window to 'to' window. 2333 */ 2334 void 2335 copy_loclist_stack(win_T *from, win_T *to) 2336 { 2337 qf_info_T *qi; 2338 int idx; 2339 2340 // When copying from a location list window, copy the referenced 2341 // location list. For other windows, copy the location list for 2342 // that window. 2343 if (IS_LL_WINDOW(from)) 2344 qi = from->w_llist_ref; 2345 else 2346 qi = from->w_llist; 2347 2348 if (qi == NULL) // no location list to copy 2349 return; 2350 2351 // allocate a new location list 2352 if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION)) == NULL) 2353 return; 2354 2355 to->w_llist->qf_listcount = qi->qf_listcount; 2356 2357 // Copy the location lists one at a time 2358 for (idx = 0; idx < qi->qf_listcount; ++idx) 2359 { 2360 to->w_llist->qf_curlist = idx; 2361 2362 if (copy_loclist(qf_get_list(qi, idx), 2363 qf_get_list(to->w_llist, idx)) == FAIL) 2364 { 2365 qf_free_all(to); 2366 return; 2367 } 2368 } 2369 2370 to->w_llist->qf_curlist = qi->qf_curlist; // current list 2371 } 2372 2373 /* 2374 * Get buffer number for file "directory/fname". 2375 * Also sets the b_has_qf_entry flag. 2376 */ 2377 static int 2378 qf_get_fnum(qf_list_T *qfl, char_u *directory, char_u *fname) 2379 { 2380 char_u *ptr = NULL; 2381 buf_T *buf; 2382 char_u *bufname; 2383 2384 if (fname == NULL || *fname == NUL) // no file name 2385 return 0; 2386 2387 #ifdef VMS 2388 vms_remove_version(fname); 2389 #endif 2390 #ifdef BACKSLASH_IN_FILENAME 2391 if (directory != NULL) 2392 slash_adjust(directory); 2393 slash_adjust(fname); 2394 #endif 2395 if (directory != NULL && !vim_isAbsName(fname) 2396 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 2397 { 2398 // Here we check if the file really exists. 2399 // This should normally be true, but if make works without 2400 // "leaving directory"-messages we might have missed a 2401 // directory change. 2402 if (mch_getperm(ptr) < 0) 2403 { 2404 vim_free(ptr); 2405 directory = qf_guess_filepath(qfl, fname); 2406 if (directory) 2407 ptr = concat_fnames(directory, fname, TRUE); 2408 else 2409 ptr = vim_strsave(fname); 2410 } 2411 // Use concatenated directory name and file name 2412 bufname = ptr; 2413 } 2414 else 2415 bufname = fname; 2416 2417 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 2418 && bufref_valid(&qf_last_bufref)) 2419 { 2420 buf = qf_last_bufref.br_buf; 2421 vim_free(ptr); 2422 } 2423 else 2424 { 2425 vim_free(qf_last_bufname); 2426 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 2427 if (bufname == ptr) 2428 qf_last_bufname = bufname; 2429 else 2430 qf_last_bufname = vim_strsave(bufname); 2431 set_bufref(&qf_last_bufref, buf); 2432 } 2433 if (buf == NULL) 2434 return 0; 2435 2436 buf->b_has_qf_entry = 2437 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2438 return buf->b_fnum; 2439 } 2440 2441 /* 2442 * Push dirbuf onto the directory stack and return pointer to actual dir or 2443 * NULL on error. 2444 */ 2445 static char_u * 2446 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 2447 { 2448 struct dir_stack_T *ds_new; 2449 struct dir_stack_T *ds_ptr; 2450 2451 // allocate new stack element and hook it in 2452 ds_new = ALLOC_ONE(struct dir_stack_T); 2453 if (ds_new == NULL) 2454 return NULL; 2455 2456 ds_new->next = *stackptr; 2457 *stackptr = ds_new; 2458 2459 // store directory on the stack 2460 if (vim_isAbsName(dirbuf) 2461 || (*stackptr)->next == NULL 2462 || (*stackptr && is_file_stack)) 2463 (*stackptr)->dirname = vim_strsave(dirbuf); 2464 else 2465 { 2466 // Okay we don't have an absolute path. 2467 // dirbuf must be a subdir of one of the directories on the stack. 2468 // Let's search... 2469 ds_new = (*stackptr)->next; 2470 (*stackptr)->dirname = NULL; 2471 while (ds_new) 2472 { 2473 vim_free((*stackptr)->dirname); 2474 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 2475 TRUE); 2476 if (mch_isdir((*stackptr)->dirname) == TRUE) 2477 break; 2478 2479 ds_new = ds_new->next; 2480 } 2481 2482 // clean up all dirs we already left 2483 while ((*stackptr)->next != ds_new) 2484 { 2485 ds_ptr = (*stackptr)->next; 2486 (*stackptr)->next = (*stackptr)->next->next; 2487 vim_free(ds_ptr->dirname); 2488 vim_free(ds_ptr); 2489 } 2490 2491 // Nothing found -> it must be on top level 2492 if (ds_new == NULL) 2493 { 2494 vim_free((*stackptr)->dirname); 2495 (*stackptr)->dirname = vim_strsave(dirbuf); 2496 } 2497 } 2498 2499 if ((*stackptr)->dirname != NULL) 2500 return (*stackptr)->dirname; 2501 else 2502 { 2503 ds_ptr = *stackptr; 2504 *stackptr = (*stackptr)->next; 2505 vim_free(ds_ptr); 2506 return NULL; 2507 } 2508 } 2509 2510 /* 2511 * pop dirbuf from the directory stack and return previous directory or NULL if 2512 * stack is empty 2513 */ 2514 static char_u * 2515 qf_pop_dir(struct dir_stack_T **stackptr) 2516 { 2517 struct dir_stack_T *ds_ptr; 2518 2519 // TODO: Should we check if dirbuf is the directory on top of the stack? 2520 // What to do if it isn't? 2521 2522 // pop top element and free it 2523 if (*stackptr != NULL) 2524 { 2525 ds_ptr = *stackptr; 2526 *stackptr = (*stackptr)->next; 2527 vim_free(ds_ptr->dirname); 2528 vim_free(ds_ptr); 2529 } 2530 2531 // return NEW top element as current dir or NULL if stack is empty 2532 return *stackptr ? (*stackptr)->dirname : NULL; 2533 } 2534 2535 /* 2536 * clean up directory stack 2537 */ 2538 static void 2539 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2540 { 2541 struct dir_stack_T *ds_ptr; 2542 2543 while ((ds_ptr = *stackptr) != NULL) 2544 { 2545 *stackptr = (*stackptr)->next; 2546 vim_free(ds_ptr->dirname); 2547 vim_free(ds_ptr); 2548 } 2549 } 2550 2551 /* 2552 * Check in which directory of the directory stack the given file can be 2553 * found. 2554 * Returns a pointer to the directory name or NULL if not found. 2555 * Cleans up intermediate directory entries. 2556 * 2557 * TODO: How to solve the following problem? 2558 * If we have this directory tree: 2559 * ./ 2560 * ./aa 2561 * ./aa/bb 2562 * ./bb 2563 * ./bb/x.c 2564 * and make says: 2565 * making all in aa 2566 * making all in bb 2567 * x.c:9: Error 2568 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2569 * qf_guess_filepath will return NULL. 2570 */ 2571 static char_u * 2572 qf_guess_filepath(qf_list_T *qfl, char_u *filename) 2573 { 2574 struct dir_stack_T *ds_ptr; 2575 struct dir_stack_T *ds_tmp; 2576 char_u *fullname; 2577 2578 // no dirs on the stack - there's nothing we can do 2579 if (qfl->qf_dir_stack == NULL) 2580 return NULL; 2581 2582 ds_ptr = qfl->qf_dir_stack->next; 2583 fullname = NULL; 2584 while (ds_ptr) 2585 { 2586 vim_free(fullname); 2587 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2588 2589 // If concat_fnames failed, just go on. The worst thing that can happen 2590 // is that we delete the entire stack. 2591 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2592 break; 2593 2594 ds_ptr = ds_ptr->next; 2595 } 2596 2597 vim_free(fullname); 2598 2599 // clean up all dirs we already left 2600 while (qfl->qf_dir_stack->next != ds_ptr) 2601 { 2602 ds_tmp = qfl->qf_dir_stack->next; 2603 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2604 vim_free(ds_tmp->dirname); 2605 vim_free(ds_tmp); 2606 } 2607 2608 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2609 } 2610 2611 /* 2612 * Returns TRUE if a quickfix/location list with the given identifier exists. 2613 */ 2614 static int 2615 qflist_valid(win_T *wp, int_u qf_id) 2616 { 2617 qf_info_T *qi = &ql_info; 2618 int i; 2619 2620 if (wp != NULL) 2621 { 2622 if (!win_valid(wp)) 2623 return FALSE; 2624 qi = GET_LOC_LIST(wp); // Location list 2625 if (qi == NULL) 2626 return FALSE; 2627 } 2628 2629 for (i = 0; i < qi->qf_listcount; ++i) 2630 if (qi->qf_lists[i].qf_id == qf_id) 2631 return TRUE; 2632 2633 return FALSE; 2634 } 2635 2636 /* 2637 * When loading a file from the quickfix, the autocommands may modify it. 2638 * This may invalidate the current quickfix entry. This function checks 2639 * whether an entry is still present in the quickfix list. 2640 * Similar to location list. 2641 */ 2642 static int 2643 is_qf_entry_present(qf_list_T *qfl, qfline_T *qf_ptr) 2644 { 2645 qfline_T *qfp; 2646 int i; 2647 2648 // Search for the entry in the current list 2649 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 2650 if (qfp == qf_ptr) 2651 break; 2652 2653 if (i > qfl->qf_count) // Entry is not found 2654 return FALSE; 2655 2656 return TRUE; 2657 } 2658 2659 /* 2660 * Get the next valid entry in the current quickfix/location list. The search 2661 * starts from the current entry. Returns NULL on failure. 2662 */ 2663 static qfline_T * 2664 get_next_valid_entry( 2665 qf_list_T *qfl, 2666 qfline_T *qf_ptr, 2667 int *qf_index, 2668 int dir) 2669 { 2670 int idx; 2671 int old_qf_fnum; 2672 2673 idx = *qf_index; 2674 old_qf_fnum = qf_ptr->qf_fnum; 2675 2676 do 2677 { 2678 if (idx == qfl->qf_count || qf_ptr->qf_next == NULL) 2679 return NULL; 2680 ++idx; 2681 qf_ptr = qf_ptr->qf_next; 2682 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2683 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2684 2685 *qf_index = idx; 2686 return qf_ptr; 2687 } 2688 2689 /* 2690 * Get the previous valid entry in the current quickfix/location list. The 2691 * search starts from the current entry. Returns NULL on failure. 2692 */ 2693 static qfline_T * 2694 get_prev_valid_entry( 2695 qf_list_T *qfl, 2696 qfline_T *qf_ptr, 2697 int *qf_index, 2698 int dir) 2699 { 2700 int idx; 2701 int old_qf_fnum; 2702 2703 idx = *qf_index; 2704 old_qf_fnum = qf_ptr->qf_fnum; 2705 2706 do 2707 { 2708 if (idx == 1 || qf_ptr->qf_prev == NULL) 2709 return NULL; 2710 --idx; 2711 qf_ptr = qf_ptr->qf_prev; 2712 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2713 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2714 2715 *qf_index = idx; 2716 return qf_ptr; 2717 } 2718 2719 /* 2720 * Get the n'th (errornr) previous/next valid entry from the current entry in 2721 * the quickfix list. 2722 * dir == FORWARD or FORWARD_FILE: next valid entry 2723 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2724 */ 2725 static qfline_T * 2726 get_nth_valid_entry( 2727 qf_list_T *qfl, 2728 int errornr, 2729 int dir, 2730 int *new_qfidx) 2731 { 2732 qfline_T *qf_ptr = qfl->qf_ptr; 2733 int qf_idx = qfl->qf_index; 2734 qfline_T *prev_qf_ptr; 2735 int prev_index; 2736 char_u *err = e_no_more_items; 2737 2738 while (errornr--) 2739 { 2740 prev_qf_ptr = qf_ptr; 2741 prev_index = qf_idx; 2742 2743 if (dir == FORWARD || dir == FORWARD_FILE) 2744 qf_ptr = get_next_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2745 else 2746 qf_ptr = get_prev_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2747 if (qf_ptr == NULL) 2748 { 2749 qf_ptr = prev_qf_ptr; 2750 qf_idx = prev_index; 2751 if (err != NULL) 2752 { 2753 emsg(_(err)); 2754 return NULL; 2755 } 2756 break; 2757 } 2758 2759 err = NULL; 2760 } 2761 2762 *new_qfidx = qf_idx; 2763 return qf_ptr; 2764 } 2765 2766 /* 2767 * Get n'th (errornr) quickfix entry from the current entry in the quickfix 2768 * list 'qfl'. Returns a pointer to the new entry and the index in 'new_qfidx' 2769 */ 2770 static qfline_T * 2771 get_nth_entry(qf_list_T *qfl, int errornr, int *new_qfidx) 2772 { 2773 qfline_T *qf_ptr = qfl->qf_ptr; 2774 int qf_idx = qfl->qf_index; 2775 2776 // New error number is less than the current error number 2777 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2778 { 2779 --qf_idx; 2780 qf_ptr = qf_ptr->qf_prev; 2781 } 2782 // New error number is greater than the current error number 2783 while (errornr > qf_idx && qf_idx < qfl->qf_count && 2784 qf_ptr->qf_next != NULL) 2785 { 2786 ++qf_idx; 2787 qf_ptr = qf_ptr->qf_next; 2788 } 2789 2790 *new_qfidx = qf_idx; 2791 return qf_ptr; 2792 } 2793 2794 /* 2795 * Get a entry specified by 'errornr' and 'dir' from the current 2796 * quickfix/location list. 'errornr' specifies the index of the entry and 'dir' 2797 * specifies the direction (FORWARD/BACKWARD/FORWARD_FILE/BACKWARD_FILE). 2798 * Returns a pointer to the entry and the index of the new entry is stored in 2799 * 'new_qfidx'. 2800 */ 2801 static qfline_T * 2802 qf_get_entry( 2803 qf_list_T *qfl, 2804 int errornr, 2805 int dir, 2806 int *new_qfidx) 2807 { 2808 qfline_T *qf_ptr = qfl->qf_ptr; 2809 int qfidx = qfl->qf_index; 2810 2811 if (dir != 0) // next/prev valid entry 2812 qf_ptr = get_nth_valid_entry(qfl, errornr, dir, &qfidx); 2813 else if (errornr != 0) // go to specified number 2814 qf_ptr = get_nth_entry(qfl, errornr, &qfidx); 2815 2816 *new_qfidx = qfidx; 2817 return qf_ptr; 2818 } 2819 2820 /* 2821 * Find a window displaying a Vim help file. 2822 */ 2823 static win_T * 2824 qf_find_help_win(void) 2825 { 2826 win_T *wp; 2827 2828 FOR_ALL_WINDOWS(wp) 2829 if (bt_help(wp->w_buffer)) 2830 return wp; 2831 2832 return NULL; 2833 } 2834 2835 /* 2836 * Set the location list for the specified window to 'qi'. 2837 */ 2838 static void 2839 win_set_loclist(win_T *wp, qf_info_T *qi) 2840 { 2841 wp->w_llist = qi; 2842 qi->qf_refcount++; 2843 } 2844 2845 /* 2846 * Find a help window or open one. If 'newwin' is TRUE, then open a new help 2847 * window. 2848 */ 2849 static int 2850 jump_to_help_window(qf_info_T *qi, int newwin, int *opened_window) 2851 { 2852 win_T *wp; 2853 int flags; 2854 2855 if (cmdmod.cmod_tab != 0 || newwin) 2856 wp = NULL; 2857 else 2858 wp = qf_find_help_win(); 2859 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2860 win_enter(wp, TRUE); 2861 else 2862 { 2863 // Split off help window; put it at far top if no position 2864 // specified, the current window is vertically split and narrow. 2865 flags = WSP_HELP; 2866 if (cmdmod.cmod_split == 0 && curwin->w_width != Columns 2867 && curwin->w_width < 80) 2868 flags |= WSP_TOP; 2869 // If the user asks to open a new window, then copy the location list. 2870 // Otherwise, don't copy the location list. 2871 if (IS_LL_STACK(qi) && !newwin) 2872 flags |= WSP_NEWLOC; 2873 2874 if (win_split(0, flags) == FAIL) 2875 return FAIL; 2876 2877 *opened_window = TRUE; 2878 2879 if (curwin->w_height < p_hh) 2880 win_setheight((int)p_hh); 2881 2882 // When using location list, the new window should use the supplied 2883 // location list. If the user asks to open a new window, then the new 2884 // window will get a copy of the location list. 2885 if (IS_LL_STACK(qi) && !newwin) 2886 win_set_loclist(curwin, qi); 2887 } 2888 2889 if (!p_im) 2890 restart_edit = 0; // don't want insert mode in help file 2891 2892 return OK; 2893 } 2894 2895 /* 2896 * Find a non-quickfix window in the current tabpage using the given location 2897 * list stack. 2898 * Returns NULL if a matching window is not found. 2899 */ 2900 static win_T * 2901 qf_find_win_with_loclist(qf_info_T *ll) 2902 { 2903 win_T *wp; 2904 2905 FOR_ALL_WINDOWS(wp) 2906 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2907 return wp; 2908 2909 return NULL; 2910 } 2911 2912 /* 2913 * Find a window containing a normal buffer 2914 */ 2915 static win_T * 2916 qf_find_win_with_normal_buf(void) 2917 { 2918 win_T *wp; 2919 2920 FOR_ALL_WINDOWS(wp) 2921 if (bt_normal(wp->w_buffer)) 2922 return wp; 2923 2924 return NULL; 2925 } 2926 2927 /* 2928 * Go to a window in any tabpage containing the specified file. Returns TRUE 2929 * if successfully jumped to the window. Otherwise returns FALSE. 2930 */ 2931 static int 2932 qf_goto_tabwin_with_file(int fnum) 2933 { 2934 tabpage_T *tp; 2935 win_T *wp; 2936 2937 FOR_ALL_TAB_WINDOWS(tp, wp) 2938 if (wp->w_buffer->b_fnum == fnum) 2939 { 2940 goto_tabpage_win(tp, wp); 2941 return TRUE; 2942 } 2943 2944 return FALSE; 2945 } 2946 2947 /* 2948 * Create a new window to show a file above the quickfix window. Called when 2949 * only the quickfix window is present. 2950 */ 2951 static int 2952 qf_open_new_file_win(qf_info_T *ll_ref) 2953 { 2954 int flags; 2955 2956 flags = WSP_ABOVE; 2957 if (ll_ref != NULL) 2958 flags |= WSP_NEWLOC; 2959 if (win_split(0, flags) == FAIL) 2960 return FAIL; // not enough room for window 2961 p_swb = empty_option; // don't split again 2962 swb_flags = 0; 2963 RESET_BINDING(curwin); 2964 if (ll_ref != NULL) 2965 // The new window should use the location list from the 2966 // location list window 2967 win_set_loclist(curwin, ll_ref); 2968 return OK; 2969 } 2970 2971 /* 2972 * Go to a window that shows the right buffer. If the window is not found, go 2973 * to the window just above the location list window. This is used for opening 2974 * a file from a location window and not from a quickfix window. If some usable 2975 * window is previously found, then it is supplied in 'use_win'. 2976 */ 2977 static void 2978 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2979 { 2980 win_T *win = use_win; 2981 2982 if (win == NULL) 2983 { 2984 // Find the window showing the selected file 2985 FOR_ALL_WINDOWS(win) 2986 if (win->w_buffer->b_fnum == qf_fnum) 2987 break; 2988 if (win == NULL) 2989 { 2990 // Find a previous usable window 2991 win = curwin; 2992 do 2993 { 2994 if (bt_normal(win->w_buffer)) 2995 break; 2996 if (win->w_prev == NULL) 2997 win = lastwin; // wrap around the top 2998 else 2999 win = win->w_prev; // go to previous window 3000 } while (win != curwin); 3001 } 3002 } 3003 win_goto(win); 3004 3005 // If the location list for the window is not set, then set it 3006 // to the location list from the location window 3007 if (win->w_llist == NULL && ll_ref != NULL) 3008 win_set_loclist(win, ll_ref); 3009 } 3010 3011 /* 3012 * Go to a window that contains the specified buffer 'qf_fnum'. If a window is 3013 * not found, then go to the window just above the quickfix window. This is 3014 * used for opening a file from a quickfix window and not from a location 3015 * window. 3016 */ 3017 static void 3018 qf_goto_win_with_qfl_file(int qf_fnum) 3019 { 3020 win_T *win; 3021 win_T *altwin; 3022 3023 win = curwin; 3024 altwin = NULL; 3025 for (;;) 3026 { 3027 if (win->w_buffer->b_fnum == qf_fnum) 3028 break; 3029 if (win->w_prev == NULL) 3030 win = lastwin; // wrap around the top 3031 else 3032 win = win->w_prev; // go to previous window 3033 3034 if (IS_QF_WINDOW(win)) 3035 { 3036 // Didn't find it, go to the window before the quickfix 3037 // window, unless 'switchbuf' contains 'uselast': in this case we 3038 // try to jump to the previously used window first. 3039 if ((swb_flags & SWB_USELAST) && win_valid(prevwin)) 3040 win = prevwin; 3041 else if (altwin != NULL) 3042 win = altwin; 3043 else if (curwin->w_prev != NULL) 3044 win = curwin->w_prev; 3045 else 3046 win = curwin->w_next; 3047 break; 3048 } 3049 3050 // Remember a usable window. 3051 if (altwin == NULL && !win->w_p_pvw && bt_normal(win->w_buffer)) 3052 altwin = win; 3053 } 3054 3055 win_goto(win); 3056 } 3057 3058 /* 3059 * Find a suitable window for opening a file (qf_fnum) from the 3060 * quickfix/location list and jump to it. If the file is already opened in a 3061 * window, jump to it. Otherwise open a new window to display the file. If 3062 * 'newwin' is TRUE, then always open a new window. This is called from either 3063 * a quickfix or a location list window. 3064 */ 3065 static int 3066 qf_jump_to_usable_window(int qf_fnum, int newwin, int *opened_window) 3067 { 3068 win_T *usable_wp = NULL; 3069 int usable_win = FALSE; 3070 qf_info_T *ll_ref = NULL; 3071 3072 // If opening a new window, then don't use the location list referred by 3073 // the current window. Otherwise two windows will refer to the same 3074 // location list. 3075 if (!newwin) 3076 ll_ref = curwin->w_llist_ref; 3077 3078 if (ll_ref != NULL) 3079 { 3080 // Find a non-quickfix window with this location list 3081 usable_wp = qf_find_win_with_loclist(ll_ref); 3082 if (usable_wp != NULL) 3083 usable_win = TRUE; 3084 } 3085 3086 if (!usable_win) 3087 { 3088 // Locate a window showing a normal buffer 3089 win_T *win = qf_find_win_with_normal_buf(); 3090 if (win != NULL) 3091 usable_win = TRUE; 3092 } 3093 3094 // If no usable window is found and 'switchbuf' contains "usetab" 3095 // then search in other tabs. 3096 if (!usable_win && (swb_flags & SWB_USETAB)) 3097 usable_win = qf_goto_tabwin_with_file(qf_fnum); 3098 3099 // If there is only one window and it is the quickfix window, create a 3100 // new one above the quickfix window. 3101 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win || newwin) 3102 { 3103 if (qf_open_new_file_win(ll_ref) != OK) 3104 return FAIL; 3105 *opened_window = TRUE; // close it when fail 3106 } 3107 else 3108 { 3109 if (curwin->w_llist_ref != NULL) // In a location window 3110 qf_goto_win_with_ll_file(usable_wp, qf_fnum, ll_ref); 3111 else // In a quickfix window 3112 qf_goto_win_with_qfl_file(qf_fnum); 3113 } 3114 3115 return OK; 3116 } 3117 3118 /* 3119 * Edit the selected file or help file. 3120 * Returns OK if successfully edited the file, FAIL on failing to open the 3121 * buffer and NOTDONE if the quickfix/location list was freed by an autocmd 3122 * when opening the buffer. 3123 */ 3124 static int 3125 qf_jump_edit_buffer( 3126 qf_info_T *qi, 3127 qfline_T *qf_ptr, 3128 int forceit, 3129 int prev_winid, 3130 int *opened_window) 3131 { 3132 qf_list_T *qfl = qf_get_curlist(qi); 3133 int old_changedtick = qfl->qf_changedtick; 3134 qfltype_T qfl_type = qfl->qfl_type; 3135 int retval = OK; 3136 int old_qf_curlist = qi->qf_curlist; 3137 int save_qfid = qfl->qf_id; 3138 3139 if (qf_ptr->qf_type == 1) 3140 { 3141 // Open help file (do_ecmd() will set b_help flag, readfile() will 3142 // set b_p_ro flag). 3143 if (!can_abandon(curbuf, forceit)) 3144 { 3145 no_write_message(); 3146 return FAIL; 3147 } 3148 3149 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 3150 ECMD_HIDE + ECMD_SET_HELP, 3151 prev_winid == curwin->w_id ? curwin : NULL); 3152 } 3153 else 3154 retval = buflist_getfile(qf_ptr->qf_fnum, 3155 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 3156 3157 // If a location list, check whether the associated window is still 3158 // present. 3159 if (qfl_type == QFLT_LOCATION) 3160 { 3161 win_T *wp = win_id2wp(prev_winid); 3162 if (wp == NULL && curwin->w_llist != qi) 3163 { 3164 emsg(_("E924: Current window was closed")); 3165 *opened_window = FALSE; 3166 return NOTDONE; 3167 } 3168 } 3169 3170 if (qfl_type == QFLT_QUICKFIX && !qflist_valid(NULL, save_qfid)) 3171 { 3172 emsg(_(e_current_quickfix_list_was_changed)); 3173 return NOTDONE; 3174 } 3175 3176 // Check if the list was changed. The pointers may happen to be identical, 3177 // thus also check qf_changedtick. 3178 if (old_qf_curlist != qi->qf_curlist 3179 || old_changedtick != qfl->qf_changedtick 3180 || !is_qf_entry_present(qfl, qf_ptr)) 3181 { 3182 if (qfl_type == QFLT_QUICKFIX) 3183 emsg(_(e_current_quickfix_list_was_changed)); 3184 else 3185 emsg(_(e_current_location_list_was_changed)); 3186 return NOTDONE; 3187 } 3188 3189 return retval; 3190 } 3191 3192 /* 3193 * Go to the error line in the current file using either line/column number or 3194 * a search pattern. 3195 */ 3196 static void 3197 qf_jump_goto_line( 3198 linenr_T qf_lnum, 3199 int qf_col, 3200 char_u qf_viscol, 3201 char_u *qf_pattern) 3202 { 3203 linenr_T i; 3204 3205 if (qf_pattern == NULL) 3206 { 3207 // Go to line with error, unless qf_lnum is 0. 3208 i = qf_lnum; 3209 if (i > 0) 3210 { 3211 if (i > curbuf->b_ml.ml_line_count) 3212 i = curbuf->b_ml.ml_line_count; 3213 curwin->w_cursor.lnum = i; 3214 } 3215 if (qf_col > 0) 3216 { 3217 curwin->w_cursor.coladd = 0; 3218 if (qf_viscol == TRUE) 3219 coladvance(qf_col - 1); 3220 else 3221 curwin->w_cursor.col = qf_col - 1; 3222 curwin->w_set_curswant = TRUE; 3223 check_cursor(); 3224 } 3225 else 3226 beginline(BL_WHITE | BL_FIX); 3227 } 3228 else 3229 { 3230 pos_T save_cursor; 3231 3232 // Move the cursor to the first line in the buffer 3233 save_cursor = curwin->w_cursor; 3234 curwin->w_cursor.lnum = 0; 3235 if (!do_search(NULL, '/', '/', qf_pattern, (long)1, SEARCH_KEEP, NULL)) 3236 curwin->w_cursor = save_cursor; 3237 } 3238 } 3239 3240 /* 3241 * Display quickfix list index and size message 3242 */ 3243 static void 3244 qf_jump_print_msg( 3245 qf_info_T *qi, 3246 int qf_index, 3247 qfline_T *qf_ptr, 3248 buf_T *old_curbuf, 3249 linenr_T old_lnum) 3250 { 3251 linenr_T i; 3252 int len; 3253 3254 // Update the screen before showing the message, unless the screen 3255 // scrolled up. 3256 if (!msg_scrolled) 3257 update_topline_redraw(); 3258 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 3259 qf_get_curlist(qi)->qf_count, 3260 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 3261 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 3262 // Add the message, skipping leading whitespace and newlines. 3263 len = (int)STRLEN(IObuff); 3264 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 3265 3266 // Output the message. Overwrite to avoid scrolling when the 'O' 3267 // flag is present in 'shortmess'; But when not jumping, print the 3268 // whole message. 3269 i = msg_scroll; 3270 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 3271 msg_scroll = TRUE; 3272 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 3273 msg_scroll = FALSE; 3274 msg_attr_keep((char *)IObuff, 0, TRUE); 3275 msg_scroll = i; 3276 } 3277 3278 /* 3279 * Find a usable window for opening a file from the quickfix/location list. If 3280 * a window is not found then open a new window. If 'newwin' is TRUE, then open 3281 * a new window. 3282 * Returns OK if successfully jumped or opened a window. Returns FAIL if not 3283 * able to jump/open a window. Returns NOTDONE if a file is not associated 3284 * with the entry. 3285 */ 3286 static int 3287 qf_jump_open_window( 3288 qf_info_T *qi, 3289 qfline_T *qf_ptr, 3290 int newwin, 3291 int *opened_window) 3292 { 3293 qf_list_T *qfl = qf_get_curlist(qi); 3294 int old_changedtick = qfl->qf_changedtick; 3295 int old_qf_curlist = qi->qf_curlist; 3296 qfltype_T qfl_type = qfl->qfl_type; 3297 3298 // For ":helpgrep" find a help window or open one. 3299 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) 3300 || cmdmod.cmod_tab != 0)) 3301 if (jump_to_help_window(qi, newwin, opened_window) == FAIL) 3302 return FAIL; 3303 if (old_qf_curlist != qi->qf_curlist 3304 || old_changedtick != qfl->qf_changedtick 3305 || !is_qf_entry_present(qfl, qf_ptr)) 3306 { 3307 if (qfl_type == QFLT_QUICKFIX) 3308 emsg(_(e_current_quickfix_list_was_changed)); 3309 else 3310 emsg(_(e_current_location_list_was_changed)); 3311 return FAIL; 3312 } 3313 3314 // If currently in the quickfix window, find another window to show the 3315 // file in. 3316 if (bt_quickfix(curbuf) && !*opened_window) 3317 { 3318 // If there is no file specified, we don't know where to go. 3319 // But do advance, otherwise ":cn" gets stuck. 3320 if (qf_ptr->qf_fnum == 0) 3321 return NOTDONE; 3322 3323 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, newwin, 3324 opened_window) == FAIL) 3325 return FAIL; 3326 } 3327 if (old_qf_curlist != qi->qf_curlist 3328 || old_changedtick != qfl->qf_changedtick 3329 || !is_qf_entry_present(qfl, qf_ptr)) 3330 { 3331 if (qfl_type == QFLT_QUICKFIX) 3332 emsg(_(e_current_quickfix_list_was_changed)); 3333 else 3334 emsg(_(e_current_location_list_was_changed)); 3335 return FAIL; 3336 } 3337 3338 return OK; 3339 } 3340 3341 /* 3342 * Edit a selected file from the quickfix/location list and jump to a 3343 * particular line/column, adjust the folds and display a message about the 3344 * jump. 3345 * Returns OK on success and FAIL on failing to open the file/buffer. Returns 3346 * NOTDONE if the quickfix/location list is freed by an autocmd when opening 3347 * the file. 3348 */ 3349 static int 3350 qf_jump_to_buffer( 3351 qf_info_T *qi, 3352 int qf_index, 3353 qfline_T *qf_ptr, 3354 int forceit, 3355 int prev_winid, 3356 int *opened_window, 3357 int openfold, 3358 int print_message) 3359 { 3360 buf_T *old_curbuf; 3361 linenr_T old_lnum; 3362 int retval = OK; 3363 3364 // If there is a file name, read the wanted file if needed, and check 3365 // autowrite etc. 3366 old_curbuf = curbuf; 3367 old_lnum = curwin->w_cursor.lnum; 3368 3369 if (qf_ptr->qf_fnum != 0) 3370 { 3371 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, prev_winid, 3372 opened_window); 3373 if (retval != OK) 3374 return retval; 3375 } 3376 3377 // When not switched to another buffer, still need to set pc mark 3378 if (curbuf == old_curbuf) 3379 setpcmark(); 3380 3381 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, qf_ptr->qf_viscol, 3382 qf_ptr->qf_pattern); 3383 3384 #ifdef FEAT_FOLDING 3385 if ((fdo_flags & FDO_QUICKFIX) && openfold) 3386 foldOpenCursor(); 3387 #endif 3388 if (print_message) 3389 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 3390 3391 return retval; 3392 } 3393 3394 /* 3395 * Jump to a quickfix line and try to use an existing window. 3396 */ 3397 void 3398 qf_jump(qf_info_T *qi, 3399 int dir, 3400 int errornr, 3401 int forceit) 3402 { 3403 qf_jump_newwin(qi, dir, errornr, forceit, FALSE); 3404 } 3405 3406 /* 3407 * Jump to a quickfix line. 3408 * If dir == 0 go to entry "errornr". 3409 * If dir == FORWARD go "errornr" valid entries forward. 3410 * If dir == BACKWARD go "errornr" valid entries backward. 3411 * If dir == FORWARD_FILE go "errornr" valid entries files backward. 3412 * If dir == BACKWARD_FILE go "errornr" valid entries files backward 3413 * else if "errornr" is zero, redisplay the same line 3414 * If 'forceit' is TRUE, then can discard changes to the current buffer. 3415 * If 'newwin' is TRUE, then open the file in a new window. 3416 */ 3417 static void 3418 qf_jump_newwin(qf_info_T *qi, 3419 int dir, 3420 int errornr, 3421 int forceit, 3422 int newwin) 3423 { 3424 qf_list_T *qfl; 3425 qfline_T *qf_ptr; 3426 qfline_T *old_qf_ptr; 3427 int qf_index; 3428 int old_qf_index; 3429 char_u *old_swb = p_swb; 3430 unsigned old_swb_flags = swb_flags; 3431 int prev_winid; 3432 int opened_window = FALSE; 3433 int print_message = TRUE; 3434 int old_KeyTyped = KeyTyped; // getting file may reset it 3435 int retval = OK; 3436 3437 if (qi == NULL) 3438 qi = &ql_info; 3439 3440 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3441 { 3442 emsg(_(e_no_errors)); 3443 return; 3444 } 3445 3446 incr_quickfix_busy(); 3447 3448 qfl = qf_get_curlist(qi); 3449 3450 qf_ptr = qfl->qf_ptr; 3451 old_qf_ptr = qf_ptr; 3452 qf_index = qfl->qf_index; 3453 old_qf_index = qf_index; 3454 3455 qf_ptr = qf_get_entry(qfl, errornr, dir, &qf_index); 3456 if (qf_ptr == NULL) 3457 { 3458 qf_ptr = old_qf_ptr; 3459 qf_index = old_qf_index; 3460 goto theend; 3461 } 3462 3463 qfl->qf_index = qf_index; 3464 qfl->qf_ptr = qf_ptr; 3465 if (qf_win_pos_update(qi, old_qf_index)) 3466 // No need to print the error message if it's visible in the error 3467 // window 3468 print_message = FALSE; 3469 3470 prev_winid = curwin->w_id; 3471 3472 retval = qf_jump_open_window(qi, qf_ptr, newwin, &opened_window); 3473 if (retval == FAIL) 3474 goto failed; 3475 if (retval == NOTDONE) 3476 goto theend; 3477 3478 retval = qf_jump_to_buffer(qi, qf_index, qf_ptr, forceit, prev_winid, 3479 &opened_window, old_KeyTyped, print_message); 3480 if (retval == NOTDONE) 3481 { 3482 // Quickfix/location list is freed by an autocmd 3483 qi = NULL; 3484 qf_ptr = NULL; 3485 } 3486 3487 if (retval != OK) 3488 { 3489 if (opened_window) 3490 win_close(curwin, TRUE); // Close opened window 3491 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 3492 { 3493 // Couldn't open file, so put index back where it was. This could 3494 // happen if the file was readonly and we changed something. 3495 failed: 3496 qf_ptr = old_qf_ptr; 3497 qf_index = old_qf_index; 3498 } 3499 } 3500 theend: 3501 if (qi != NULL) 3502 { 3503 qfl->qf_ptr = qf_ptr; 3504 qfl->qf_index = qf_index; 3505 } 3506 if (p_swb != old_swb && p_swb == empty_option) 3507 { 3508 // Restore old 'switchbuf' value, but not when an autocommand or 3509 // modeline has changed the value. 3510 p_swb = old_swb; 3511 swb_flags = old_swb_flags; 3512 } 3513 decr_quickfix_busy(); 3514 } 3515 3516 // Highlight attributes used for displaying entries from the quickfix list. 3517 static int qfFileAttr; 3518 static int qfSepAttr; 3519 static int qfLineAttr; 3520 3521 /* 3522 * Display information about a single entry from the quickfix/location list. 3523 * Used by ":clist/:llist" commands. 3524 * 'cursel' will be set to TRUE for the currently selected entry in the 3525 * quickfix list. 3526 */ 3527 static void 3528 qf_list_entry(qfline_T *qfp, int qf_idx, int cursel) 3529 { 3530 char_u *fname; 3531 buf_T *buf; 3532 int filter_entry; 3533 3534 fname = NULL; 3535 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3536 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", qf_idx, 3537 (char *)qfp->qf_module); 3538 else { 3539 if (qfp->qf_fnum != 0 3540 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3541 { 3542 fname = buf->b_fname; 3543 if (qfp->qf_type == 1) // :helpgrep 3544 fname = gettail(fname); 3545 } 3546 if (fname == NULL) 3547 sprintf((char *)IObuff, "%2d", qf_idx); 3548 else 3549 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3550 qf_idx, (char *)fname); 3551 } 3552 3553 // Support for filtering entries using :filter /pat/ clist 3554 // Match against the module name, file name, search pattern and 3555 // text of the entry. 3556 filter_entry = TRUE; 3557 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3558 filter_entry &= message_filtered(qfp->qf_module); 3559 if (filter_entry && fname != NULL) 3560 filter_entry &= message_filtered(fname); 3561 if (filter_entry && qfp->qf_pattern != NULL) 3562 filter_entry &= message_filtered(qfp->qf_pattern); 3563 if (filter_entry) 3564 filter_entry &= message_filtered(qfp->qf_text); 3565 if (filter_entry) 3566 return; 3567 3568 msg_putchar('\n'); 3569 msg_outtrans_attr(IObuff, cursel ? HL_ATTR(HLF_QFL) : qfFileAttr); 3570 3571 if (qfp->qf_lnum != 0) 3572 msg_puts_attr(":", qfSepAttr); 3573 if (qfp->qf_lnum == 0) 3574 IObuff[0] = NUL; 3575 else 3576 qf_range_text(qfp, IObuff, IOSIZE); 3577 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3578 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3579 msg_puts_attr((char *)IObuff, qfLineAttr); 3580 msg_puts_attr(":", qfSepAttr); 3581 if (qfp->qf_pattern != NULL) 3582 { 3583 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3584 msg_puts((char *)IObuff); 3585 msg_puts_attr(":", qfSepAttr); 3586 } 3587 msg_puts(" "); 3588 3589 // Remove newlines and leading whitespace from the text. For an 3590 // unrecognized line keep the indent, the compiler may mark a word 3591 // with ^^^^. 3592 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3593 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3594 IObuff, IOSIZE); 3595 msg_prt_line(IObuff, FALSE); 3596 out_flush(); // show one line at a time 3597 } 3598 3599 /* 3600 * ":clist": list all errors 3601 * ":llist": list all locations 3602 */ 3603 void 3604 qf_list(exarg_T *eap) 3605 { 3606 qf_list_T *qfl; 3607 qfline_T *qfp; 3608 int i; 3609 int idx1 = 1; 3610 int idx2 = -1; 3611 char_u *arg = eap->arg; 3612 int plus = FALSE; 3613 int all = eap->forceit; // if not :cl!, only show 3614 // recognised errors 3615 qf_info_T *qi; 3616 3617 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3618 return; 3619 3620 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3621 { 3622 emsg(_(e_no_errors)); 3623 return; 3624 } 3625 if (*arg == '+') 3626 { 3627 ++arg; 3628 plus = TRUE; 3629 } 3630 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 3631 { 3632 semsg(_(e_trailing_arg), arg); 3633 return; 3634 } 3635 qfl = qf_get_curlist(qi); 3636 if (plus) 3637 { 3638 i = qfl->qf_index; 3639 idx2 = i + idx1; 3640 idx1 = i; 3641 } 3642 else 3643 { 3644 i = qfl->qf_count; 3645 if (idx1 < 0) 3646 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 3647 if (idx2 < 0) 3648 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 3649 } 3650 3651 // Shorten all the file names, so that it is easy to read 3652 shorten_fnames(FALSE); 3653 3654 // Get the attributes for the different quickfix highlight items. Note 3655 // that this depends on syntax items defined in the qf.vim syntax file 3656 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 3657 if (qfFileAttr == 0) 3658 qfFileAttr = HL_ATTR(HLF_D); 3659 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3660 if (qfSepAttr == 0) 3661 qfSepAttr = HL_ATTR(HLF_D); 3662 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3663 if (qfLineAttr == 0) 3664 qfLineAttr = HL_ATTR(HLF_N); 3665 3666 if (qfl->qf_nonevalid) 3667 all = TRUE; 3668 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3669 { 3670 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3671 qf_list_entry(qfp, i, i == qfl->qf_index); 3672 3673 ui_breakcheck(); 3674 } 3675 } 3676 3677 /* 3678 * Remove newlines and leading whitespace from an error message. 3679 * Put the result in "buf[bufsize]". 3680 */ 3681 static void 3682 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3683 { 3684 int i; 3685 char_u *p = text; 3686 3687 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3688 { 3689 if (*p == '\n') 3690 { 3691 buf[i] = ' '; 3692 while (*++p != NUL) 3693 if (!VIM_ISWHITE(*p) && *p != '\n') 3694 break; 3695 } 3696 else 3697 buf[i] = *p++; 3698 } 3699 buf[i] = NUL; 3700 } 3701 3702 /* 3703 * Range information from lnum, col, end_lnum, and end_col. 3704 * Put the result in "buf[bufsize]". 3705 */ 3706 static void 3707 qf_range_text(qfline_T *qfp, char_u *buf, int bufsize) 3708 { 3709 int len; 3710 vim_snprintf((char *)buf, bufsize, "%ld", qfp->qf_lnum); 3711 len = (int)STRLEN(buf); 3712 3713 if (qfp->qf_end_lnum > 0 && qfp->qf_lnum != qfp->qf_end_lnum) 3714 { 3715 vim_snprintf((char *)buf + len, bufsize - len, 3716 "-%ld", qfp->qf_end_lnum); 3717 len += (int)STRLEN(buf + len); 3718 } 3719 if (qfp->qf_col > 0) 3720 { 3721 vim_snprintf((char *)buf + len, bufsize - len, " col %d", qfp->qf_col); 3722 len += (int)STRLEN(buf + len); 3723 if (qfp->qf_end_col > 0 && qfp->qf_col != qfp->qf_end_col) 3724 { 3725 vim_snprintf((char *)buf + len, bufsize - len, 3726 "-%d", qfp->qf_end_col); 3727 len += (int)STRLEN(buf + len); 3728 } 3729 } 3730 buf[len] = NUL; 3731 } 3732 3733 /* 3734 * Display information (list number, list size and the title) about a 3735 * quickfix/location list. 3736 */ 3737 static void 3738 qf_msg(qf_info_T *qi, int which, char *lead) 3739 { 3740 char *title = (char *)qi->qf_lists[which].qf_title; 3741 int count = qi->qf_lists[which].qf_count; 3742 char_u buf[IOSIZE]; 3743 3744 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3745 lead, 3746 which + 1, 3747 qi->qf_listcount, 3748 count); 3749 3750 if (title != NULL) 3751 { 3752 size_t len = STRLEN(buf); 3753 3754 if (len < 34) 3755 { 3756 vim_memset(buf + len, ' ', 34 - len); 3757 buf[34] = NUL; 3758 } 3759 vim_strcat(buf, (char_u *)title, IOSIZE); 3760 } 3761 trunc_string(buf, buf, Columns - 1, IOSIZE); 3762 msg((char *)buf); 3763 } 3764 3765 /* 3766 * ":colder [count]": Up in the quickfix stack. 3767 * ":cnewer [count]": Down in the quickfix stack. 3768 * ":lolder [count]": Up in the location list stack. 3769 * ":lnewer [count]": Down in the location list stack. 3770 */ 3771 void 3772 qf_age(exarg_T *eap) 3773 { 3774 qf_info_T *qi; 3775 int count; 3776 3777 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3778 return; 3779 3780 if (eap->addr_count != 0) 3781 count = eap->line2; 3782 else 3783 count = 1; 3784 while (count--) 3785 { 3786 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3787 { 3788 if (qi->qf_curlist == 0) 3789 { 3790 emsg(_("E380: At bottom of quickfix stack")); 3791 break; 3792 } 3793 --qi->qf_curlist; 3794 } 3795 else 3796 { 3797 if (qi->qf_curlist >= qi->qf_listcount - 1) 3798 { 3799 emsg(_("E381: At top of quickfix stack")); 3800 break; 3801 } 3802 ++qi->qf_curlist; 3803 } 3804 } 3805 qf_msg(qi, qi->qf_curlist, ""); 3806 qf_update_buffer(qi, NULL); 3807 } 3808 3809 /* 3810 * Display the information about all the quickfix/location lists in the stack 3811 */ 3812 void 3813 qf_history(exarg_T *eap) 3814 { 3815 qf_info_T *qi = qf_cmd_get_stack(eap, FALSE); 3816 int i; 3817 3818 if (eap->addr_count > 0) 3819 { 3820 if (qi == NULL) 3821 { 3822 emsg(_(e_loclist)); 3823 return; 3824 } 3825 3826 // Jump to the specified quickfix list 3827 if (eap->line2 > 0 && eap->line2 <= qi->qf_listcount) 3828 { 3829 qi->qf_curlist = eap->line2 - 1; 3830 qf_msg(qi, qi->qf_curlist, ""); 3831 qf_update_buffer(qi, NULL); 3832 } 3833 else 3834 emsg(_(e_invalid_range)); 3835 3836 return; 3837 } 3838 3839 if (qf_stack_empty(qi)) 3840 msg(_("No entries")); 3841 else 3842 for (i = 0; i < qi->qf_listcount; ++i) 3843 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3844 } 3845 3846 /* 3847 * Free all the entries in the error list "idx". Note that other information 3848 * associated with the list like context and title are not freed. 3849 */ 3850 static void 3851 qf_free_items(qf_list_T *qfl) 3852 { 3853 qfline_T *qfp; 3854 qfline_T *qfpnext; 3855 int stop = FALSE; 3856 3857 while (qfl->qf_count && qfl->qf_start != NULL) 3858 { 3859 qfp = qfl->qf_start; 3860 qfpnext = qfp->qf_next; 3861 if (!stop) 3862 { 3863 vim_free(qfp->qf_module); 3864 vim_free(qfp->qf_text); 3865 vim_free(qfp->qf_pattern); 3866 stop = (qfp == qfpnext); 3867 vim_free(qfp); 3868 if (stop) 3869 // Somehow qf_count may have an incorrect value, set it to 1 3870 // to avoid crashing when it's wrong. 3871 // TODO: Avoid qf_count being incorrect. 3872 qfl->qf_count = 1; 3873 } 3874 qfl->qf_start = qfpnext; 3875 --qfl->qf_count; 3876 } 3877 3878 qfl->qf_index = 0; 3879 qfl->qf_start = NULL; 3880 qfl->qf_last = NULL; 3881 qfl->qf_ptr = NULL; 3882 qfl->qf_nonevalid = TRUE; 3883 3884 qf_clean_dir_stack(&qfl->qf_dir_stack); 3885 qfl->qf_directory = NULL; 3886 qf_clean_dir_stack(&qfl->qf_file_stack); 3887 qfl->qf_currfile = NULL; 3888 qfl->qf_multiline = FALSE; 3889 qfl->qf_multiignore = FALSE; 3890 qfl->qf_multiscan = FALSE; 3891 } 3892 3893 /* 3894 * Free error list "idx". Frees all the entries in the quickfix list, 3895 * associated context information and the title. 3896 */ 3897 static void 3898 qf_free(qf_list_T *qfl) 3899 { 3900 qf_free_items(qfl); 3901 3902 VIM_CLEAR(qfl->qf_title); 3903 free_tv(qfl->qf_ctx); 3904 qfl->qf_ctx = NULL; 3905 free_callback(&qfl->qftf_cb); 3906 qfl->qf_id = 0; 3907 qfl->qf_changedtick = 0L; 3908 } 3909 3910 /* 3911 * qf_mark_adjust: adjust marks 3912 */ 3913 void 3914 qf_mark_adjust( 3915 win_T *wp, 3916 linenr_T line1, 3917 linenr_T line2, 3918 long amount, 3919 long amount_after) 3920 { 3921 int i; 3922 qfline_T *qfp; 3923 int idx; 3924 qf_info_T *qi = &ql_info; 3925 int found_one = FALSE; 3926 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3927 3928 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3929 return; 3930 if (wp != NULL) 3931 { 3932 if (wp->w_llist == NULL) 3933 return; 3934 qi = wp->w_llist; 3935 } 3936 3937 for (idx = 0; idx < qi->qf_listcount; ++idx) 3938 { 3939 qf_list_T *qfl = qf_get_list(qi, idx); 3940 3941 if (!qf_list_empty(qfl)) 3942 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3943 if (qfp->qf_fnum == curbuf->b_fnum) 3944 { 3945 found_one = TRUE; 3946 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3947 { 3948 if (amount == MAXLNUM) 3949 qfp->qf_cleared = TRUE; 3950 else 3951 qfp->qf_lnum += amount; 3952 } 3953 else if (amount_after && qfp->qf_lnum > line2) 3954 qfp->qf_lnum += amount_after; 3955 } 3956 } 3957 3958 if (!found_one) 3959 curbuf->b_has_qf_entry &= ~buf_has_flag; 3960 } 3961 3962 /* 3963 * Make a nice message out of the error character and the error number: 3964 * char number message 3965 * e or E 0 " error" 3966 * w or W 0 " warning" 3967 * i or I 0 " info" 3968 * n or N 0 " note" 3969 * 0 0 "" 3970 * other 0 " c" 3971 * e or E n " error n" 3972 * w or W n " warning n" 3973 * i or I n " info n" 3974 * n or N n " note n" 3975 * 0 n " error n" 3976 * other n " c n" 3977 * 1 x "" :helpgrep 3978 */ 3979 static char_u * 3980 qf_types(int c, int nr) 3981 { 3982 static char_u buf[20]; 3983 static char_u cc[3]; 3984 char_u *p; 3985 3986 if (c == 'W' || c == 'w') 3987 p = (char_u *)" warning"; 3988 else if (c == 'I' || c == 'i') 3989 p = (char_u *)" info"; 3990 else if (c == 'N' || c == 'n') 3991 p = (char_u *)" note"; 3992 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3993 p = (char_u *)" error"; 3994 else if (c == 0 || c == 1) 3995 p = (char_u *)""; 3996 else 3997 { 3998 cc[0] = ' '; 3999 cc[1] = c; 4000 cc[2] = NUL; 4001 p = cc; 4002 } 4003 4004 if (nr <= 0) 4005 return p; 4006 4007 sprintf((char *)buf, "%s %3d", (char *)p, nr); 4008 return buf; 4009 } 4010 4011 /* 4012 * When "split" is FALSE: Open the entry/result under the cursor. 4013 * When "split" is TRUE: Open the entry/result under the cursor in a new window. 4014 */ 4015 void 4016 qf_view_result(int split) 4017 { 4018 qf_info_T *qi = &ql_info; 4019 4020 if (!bt_quickfix(curbuf)) 4021 return; 4022 4023 if (IS_LL_WINDOW(curwin)) 4024 qi = GET_LOC_LIST(curwin); 4025 4026 if (qf_list_empty(qf_get_curlist(qi))) 4027 { 4028 emsg(_(e_no_errors)); 4029 return; 4030 } 4031 4032 if (split) 4033 { 4034 // Open the selected entry in a new window 4035 qf_jump_newwin(qi, 0, (long)curwin->w_cursor.lnum, FALSE, TRUE); 4036 do_cmdline_cmd((char_u *) "clearjumps"); 4037 return; 4038 } 4039 4040 do_cmdline_cmd((char_u *)(IS_LL_WINDOW(curwin) ? ".ll" : ".cc")); 4041 } 4042 4043 /* 4044 * ":cwindow": open the quickfix window if we have errors to display, 4045 * close it if not. 4046 * ":lwindow": open the location list window if we have locations to display, 4047 * close it if not. 4048 */ 4049 void 4050 ex_cwindow(exarg_T *eap) 4051 { 4052 qf_info_T *qi; 4053 qf_list_T *qfl; 4054 win_T *win; 4055 4056 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4057 return; 4058 4059 qfl = qf_get_curlist(qi); 4060 4061 // Look for an existing quickfix window. 4062 win = qf_find_win(qi); 4063 4064 // If a quickfix window is open but we have no errors to display, 4065 // close the window. If a quickfix window is not open, then open 4066 // it if we have errors; otherwise, leave it closed. 4067 if (qf_stack_empty(qi) 4068 || qfl->qf_nonevalid 4069 || qf_list_empty(qfl)) 4070 { 4071 if (win != NULL) 4072 ex_cclose(eap); 4073 } 4074 else if (win == NULL) 4075 ex_copen(eap); 4076 } 4077 4078 /* 4079 * ":cclose": close the window showing the list of errors. 4080 * ":lclose": close the window showing the location list 4081 */ 4082 void 4083 ex_cclose(exarg_T *eap) 4084 { 4085 win_T *win = NULL; 4086 qf_info_T *qi; 4087 4088 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4089 return; 4090 4091 // Find existing quickfix window and close it. 4092 win = qf_find_win(qi); 4093 if (win != NULL) 4094 win_close(win, FALSE); 4095 } 4096 4097 /* 4098 * Set "w:quickfix_title" if "qi" has a title. 4099 */ 4100 static void 4101 qf_set_title_var(qf_list_T *qfl) 4102 { 4103 if (qfl->qf_title != NULL) 4104 set_internal_string_var((char_u *)"w:quickfix_title", qfl->qf_title); 4105 } 4106 4107 /* 4108 * Goto a quickfix or location list window (if present). 4109 * Returns OK if the window is found, FAIL otherwise. 4110 */ 4111 static int 4112 qf_goto_cwindow(qf_info_T *qi, int resize, int sz, int vertsplit) 4113 { 4114 win_T *win; 4115 4116 win = qf_find_win(qi); 4117 if (win == NULL) 4118 return FAIL; 4119 4120 win_goto(win); 4121 if (resize) 4122 { 4123 if (vertsplit) 4124 { 4125 if (sz != win->w_width) 4126 win_setwidth(sz); 4127 } 4128 else if (sz != win->w_height && win->w_height 4129 + win->w_status_height + tabline_height() < cmdline_row) 4130 win_setheight(sz); 4131 } 4132 4133 return OK; 4134 } 4135 4136 /* 4137 * Set options for the buffer in the quickfix or location list window. 4138 */ 4139 static void 4140 qf_set_cwindow_options(void) 4141 { 4142 // switch off 'swapfile' 4143 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 4144 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 4145 OPT_LOCAL); 4146 set_option_value((char_u *)"bh", 0L, (char_u *)"hide", OPT_LOCAL); 4147 RESET_BINDING(curwin); 4148 #ifdef FEAT_DIFF 4149 curwin->w_p_diff = FALSE; 4150 #endif 4151 #ifdef FEAT_FOLDING 4152 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 4153 OPT_LOCAL); 4154 #endif 4155 } 4156 4157 /* 4158 * Open a new quickfix or location list window, load the quickfix buffer and 4159 * set the appropriate options for the window. 4160 * Returns FAIL if the window could not be opened. 4161 */ 4162 static int 4163 qf_open_new_cwindow(qf_info_T *qi, int height) 4164 { 4165 buf_T *qf_buf; 4166 win_T *oldwin = curwin; 4167 tabpage_T *prevtab = curtab; 4168 int flags = 0; 4169 win_T *win; 4170 4171 qf_buf = qf_find_buf(qi); 4172 4173 // The current window becomes the previous window afterwards. 4174 win = curwin; 4175 4176 if (IS_QF_STACK(qi) && cmdmod.cmod_split == 0) 4177 // Create the new quickfix window at the very bottom, except when 4178 // :belowright or :aboveleft is used. 4179 win_goto(lastwin); 4180 // Default is to open the window below the current window 4181 if (cmdmod.cmod_split == 0) 4182 flags = WSP_BELOW; 4183 flags |= WSP_NEWLOC; 4184 if (win_split(height, flags) == FAIL) 4185 return FAIL; // not enough room for window 4186 RESET_BINDING(curwin); 4187 4188 if (IS_LL_STACK(qi)) 4189 { 4190 // For the location list window, create a reference to the 4191 // location list stack from the window 'win'. 4192 curwin->w_llist_ref = qi; 4193 qi->qf_refcount++; 4194 } 4195 4196 if (oldwin != curwin) 4197 oldwin = NULL; // don't store info when in another window 4198 if (qf_buf != NULL) 4199 { 4200 // Use the existing quickfix buffer 4201 if (do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 4202 ECMD_HIDE + ECMD_OLDBUF + ECMD_NOWINENTER, oldwin) == FAIL) 4203 return FAIL; 4204 } 4205 else 4206 { 4207 // Create a new quickfix buffer 4208 if (do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE + ECMD_NOWINENTER, 4209 oldwin) == FAIL) 4210 return FAIL; 4211 4212 // save the number of the new buffer 4213 qi->qf_bufnr = curbuf->b_fnum; 4214 } 4215 4216 // Set the options for the quickfix buffer/window (if not already done) 4217 // Do this even if the quickfix buffer was already present, as an autocmd 4218 // might have previously deleted (:bdelete) the quickfix buffer. 4219 if (!bt_quickfix(curbuf)) 4220 qf_set_cwindow_options(); 4221 4222 // Only set the height when still in the same tab page and there is no 4223 // window to the side. 4224 if (curtab == prevtab && curwin->w_width == Columns) 4225 win_setheight(height); 4226 curwin->w_p_wfh = TRUE; // set 'winfixheight' 4227 if (win_valid(win)) 4228 prevwin = win; 4229 4230 return OK; 4231 } 4232 4233 /* 4234 * ":copen": open a window that shows the list of errors. 4235 * ":lopen": open a window that shows the location list. 4236 */ 4237 void 4238 ex_copen(exarg_T *eap) 4239 { 4240 qf_info_T *qi; 4241 qf_list_T *qfl; 4242 int height; 4243 int status = FAIL; 4244 int lnum; 4245 4246 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4247 return; 4248 4249 incr_quickfix_busy(); 4250 4251 if (eap->addr_count != 0) 4252 height = eap->line2; 4253 else 4254 height = QF_WINHEIGHT; 4255 4256 reset_VIsual_and_resel(); // stop Visual mode 4257 #ifdef FEAT_GUI 4258 need_mouse_correct = TRUE; 4259 #endif 4260 4261 // Find an existing quickfix window, or open a new one. 4262 if (cmdmod.cmod_tab == 0) 4263 status = qf_goto_cwindow(qi, eap->addr_count != 0, height, 4264 cmdmod.cmod_split & WSP_VERT); 4265 if (status == FAIL) 4266 if (qf_open_new_cwindow(qi, height) == FAIL) 4267 { 4268 decr_quickfix_busy(); 4269 return; 4270 } 4271 4272 qfl = qf_get_curlist(qi); 4273 qf_set_title_var(qfl); 4274 // Save the current index here, as updating the quickfix buffer may free 4275 // the quickfix list 4276 lnum = qfl->qf_index; 4277 4278 // Fill the buffer with the quickfix list. 4279 qf_fill_buffer(qfl, curbuf, NULL, curwin->w_id); 4280 4281 decr_quickfix_busy(); 4282 4283 curwin->w_cursor.lnum = lnum; 4284 curwin->w_cursor.col = 0; 4285 check_cursor(); 4286 update_topline(); // scroll to show the line 4287 } 4288 4289 /* 4290 * Move the cursor in the quickfix window to "lnum". 4291 */ 4292 static void 4293 qf_win_goto(win_T *win, linenr_T lnum) 4294 { 4295 win_T *old_curwin = curwin; 4296 4297 curwin = win; 4298 curbuf = win->w_buffer; 4299 curwin->w_cursor.lnum = lnum; 4300 curwin->w_cursor.col = 0; 4301 curwin->w_cursor.coladd = 0; 4302 curwin->w_curswant = 0; 4303 update_topline(); // scroll to show the line 4304 redraw_later(VALID); 4305 curwin->w_redr_status = TRUE; // update ruler 4306 curwin = old_curwin; 4307 curbuf = curwin->w_buffer; 4308 } 4309 4310 /* 4311 * :cbottom/:lbottom commands. 4312 */ 4313 void 4314 ex_cbottom(exarg_T *eap) 4315 { 4316 qf_info_T *qi; 4317 win_T *win; 4318 4319 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4320 return; 4321 4322 win = qf_find_win(qi); 4323 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 4324 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 4325 } 4326 4327 /* 4328 * Return the number of the current entry (line number in the quickfix 4329 * window). 4330 */ 4331 linenr_T 4332 qf_current_entry(win_T *wp) 4333 { 4334 qf_info_T *qi = &ql_info; 4335 4336 if (IS_LL_WINDOW(wp)) 4337 // In the location list window, use the referenced location list 4338 qi = wp->w_llist_ref; 4339 4340 return qf_get_curlist(qi)->qf_index; 4341 } 4342 4343 /* 4344 * Update the cursor position in the quickfix window to the current error. 4345 * Return TRUE if there is a quickfix window. 4346 */ 4347 static int 4348 qf_win_pos_update( 4349 qf_info_T *qi, 4350 int old_qf_index) // previous qf_index or zero 4351 { 4352 win_T *win; 4353 int qf_index = qf_get_curlist(qi)->qf_index; 4354 4355 // Put the cursor on the current error in the quickfix window, so that 4356 // it's viewable. 4357 win = qf_find_win(qi); 4358 if (win != NULL 4359 && qf_index <= win->w_buffer->b_ml.ml_line_count 4360 && old_qf_index != qf_index) 4361 { 4362 if (qf_index > old_qf_index) 4363 { 4364 win->w_redraw_top = old_qf_index; 4365 win->w_redraw_bot = qf_index; 4366 } 4367 else 4368 { 4369 win->w_redraw_top = qf_index; 4370 win->w_redraw_bot = old_qf_index; 4371 } 4372 qf_win_goto(win, qf_index); 4373 } 4374 return win != NULL; 4375 } 4376 4377 /* 4378 * Check whether the given window is displaying the specified quickfix/location 4379 * stack. 4380 */ 4381 static int 4382 is_qf_win(win_T *win, qf_info_T *qi) 4383 { 4384 // A window displaying the quickfix buffer will have the w_llist_ref field 4385 // set to NULL. 4386 // A window displaying a location list buffer will have the w_llist_ref 4387 // pointing to the location list. 4388 if (bt_quickfix(win->w_buffer)) 4389 if ((IS_QF_STACK(qi) && win->w_llist_ref == NULL) 4390 || (IS_LL_STACK(qi) && win->w_llist_ref == qi)) 4391 return TRUE; 4392 4393 return FALSE; 4394 } 4395 4396 /* 4397 * Find a window displaying the quickfix/location stack 'qi' 4398 * Only searches in the current tabpage. 4399 */ 4400 static win_T * 4401 qf_find_win(qf_info_T *qi) 4402 { 4403 win_T *win; 4404 4405 FOR_ALL_WINDOWS(win) 4406 if (is_qf_win(win, qi)) 4407 return win; 4408 return NULL; 4409 } 4410 4411 /* 4412 * Find a quickfix buffer. 4413 * Searches in windows opened in all the tabs. 4414 */ 4415 static buf_T * 4416 qf_find_buf(qf_info_T *qi) 4417 { 4418 tabpage_T *tp; 4419 win_T *win; 4420 4421 if (qi->qf_bufnr != INVALID_QFBUFNR) 4422 { 4423 buf_T *qfbuf; 4424 qfbuf = buflist_findnr(qi->qf_bufnr); 4425 if (qfbuf != NULL) 4426 return qfbuf; 4427 // buffer is no longer present 4428 qi->qf_bufnr = INVALID_QFBUFNR; 4429 } 4430 4431 FOR_ALL_TAB_WINDOWS(tp, win) 4432 if (is_qf_win(win, qi)) 4433 return win->w_buffer; 4434 4435 return NULL; 4436 } 4437 4438 /* 4439 * Process the 'quickfixtextfunc' option value. 4440 * Returns OK or FAIL. 4441 */ 4442 int 4443 qf_process_qftf_option(void) 4444 { 4445 return option_set_callback_func(p_qftf, &qftf_cb); 4446 } 4447 4448 /* 4449 * Update the w:quickfix_title variable in the quickfix/location list window in 4450 * all the tab pages. 4451 */ 4452 static void 4453 qf_update_win_titlevar(qf_info_T *qi) 4454 { 4455 qf_list_T *qfl = qf_get_curlist(qi); 4456 tabpage_T *tp; 4457 win_T *win; 4458 win_T *save_curwin = curwin; 4459 4460 FOR_ALL_TAB_WINDOWS(tp, win) 4461 { 4462 if (is_qf_win(win, qi)) 4463 { 4464 curwin = win; 4465 qf_set_title_var(qfl); 4466 } 4467 } 4468 curwin = save_curwin; 4469 } 4470 4471 /* 4472 * Find the quickfix buffer. If it exists, update the contents. 4473 */ 4474 static void 4475 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 4476 { 4477 buf_T *buf; 4478 win_T *win; 4479 aco_save_T aco; 4480 4481 // Check if a buffer for the quickfix list exists. Update it. 4482 buf = qf_find_buf(qi); 4483 if (buf != NULL) 4484 { 4485 linenr_T old_line_count = buf->b_ml.ml_line_count; 4486 int qf_winid = 0; 4487 4488 if (IS_LL_STACK(qi)) 4489 { 4490 if (curwin->w_llist == qi) 4491 win = curwin; 4492 else 4493 { 4494 win = qf_find_win_with_loclist(qi); 4495 if (win == NULL) 4496 return; 4497 } 4498 qf_winid = win->w_id; 4499 } 4500 4501 if (old_last == NULL) 4502 // set curwin/curbuf to buf and save a few things 4503 aucmd_prepbuf(&aco, buf); 4504 4505 qf_update_win_titlevar(qi); 4506 4507 qf_fill_buffer(qf_get_curlist(qi), buf, old_last, qf_winid); 4508 ++CHANGEDTICK(buf); 4509 4510 if (old_last == NULL) 4511 { 4512 (void)qf_win_pos_update(qi, 0); 4513 4514 // restore curwin/curbuf and a few other things 4515 aucmd_restbuf(&aco); 4516 } 4517 4518 // Only redraw when added lines are visible. This avoids flickering 4519 // when the added lines are not visible. 4520 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 4521 redraw_buf_later(buf, NOT_VALID); 4522 } 4523 } 4524 4525 /* 4526 * Add an error line to the quickfix buffer. 4527 */ 4528 static int 4529 qf_buf_add_line( 4530 buf_T *buf, // quickfix window buffer 4531 linenr_T lnum, 4532 qfline_T *qfp, 4533 char_u *dirname, 4534 int first_bufline, 4535 char_u *qftf_str) 4536 { 4537 int len; 4538 buf_T *errbuf; 4539 4540 // If the 'quickfixtextfunc' function returned an non-empty custom string 4541 // for this entry, then use it. 4542 if (qftf_str != NULL && *qftf_str != NUL) 4543 vim_strncpy(IObuff, qftf_str, IOSIZE - 1); 4544 else 4545 { 4546 if (qfp->qf_module != NULL) 4547 { 4548 vim_strncpy(IObuff, qfp->qf_module, IOSIZE - 1); 4549 len = (int)STRLEN(IObuff); 4550 } 4551 else if (qfp->qf_fnum != 0 4552 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 4553 && errbuf->b_fname != NULL) 4554 { 4555 if (qfp->qf_type == 1) // :helpgrep 4556 vim_strncpy(IObuff, gettail(errbuf->b_fname), IOSIZE - 1); 4557 else 4558 { 4559 // Shorten the file name if not done already. 4560 // For optimization, do this only for the first entry in a 4561 // buffer. 4562 if (first_bufline && (errbuf->b_sfname == NULL 4563 || mch_isFullName(errbuf->b_sfname))) 4564 { 4565 if (*dirname == NUL) 4566 mch_dirname(dirname, MAXPATHL); 4567 shorten_buf_fname(errbuf, dirname, FALSE); 4568 } 4569 vim_strncpy(IObuff, errbuf->b_fname, IOSIZE - 1); 4570 } 4571 len = (int)STRLEN(IObuff); 4572 } 4573 else 4574 len = 0; 4575 4576 if (len < IOSIZE - 1) 4577 IObuff[len++] = '|'; 4578 4579 if (qfp->qf_lnum > 0) 4580 { 4581 qf_range_text(qfp, IObuff + len, IOSIZE - len); 4582 len += (int)STRLEN(IObuff + len); 4583 4584 vim_snprintf((char *)IObuff + len, IOSIZE - len, "%s", 4585 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 4586 len += (int)STRLEN(IObuff + len); 4587 } 4588 else if (qfp->qf_pattern != NULL) 4589 { 4590 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 4591 len += (int)STRLEN(IObuff + len); 4592 } 4593 if (len < IOSIZE - 2) 4594 { 4595 IObuff[len++] = '|'; 4596 IObuff[len++] = ' '; 4597 } 4598 4599 // Remove newlines and leading whitespace from the text. 4600 // For an unrecognized line keep the indent, the compiler may 4601 // mark a word with ^^^^. 4602 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 4603 IObuff + len, IOSIZE - len); 4604 } 4605 4606 if (ml_append_buf(buf, lnum, IObuff, 4607 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 4608 return FAIL; 4609 4610 return OK; 4611 } 4612 4613 /* 4614 * Call the 'quickfixtextfunc' function to get the list of lines to display in 4615 * the quickfix window for the entries 'start_idx' to 'end_idx'. 4616 */ 4617 static list_T * 4618 call_qftf_func(qf_list_T *qfl, int qf_winid, long start_idx, long end_idx) 4619 { 4620 callback_T *cb = &qftf_cb; 4621 list_T *qftf_list = NULL; 4622 4623 // If 'quickfixtextfunc' is set, then use the user-supplied function to get 4624 // the text to display. Use the local value of 'quickfixtextfunc' if it is 4625 // set. 4626 if (qfl->qftf_cb.cb_name != NULL) 4627 cb = &qfl->qftf_cb; 4628 if (cb != NULL && cb->cb_name != NULL) 4629 { 4630 typval_T args[1]; 4631 dict_T *d; 4632 typval_T rettv; 4633 4634 // create the dict argument 4635 if ((d = dict_alloc_lock(VAR_FIXED)) == NULL) 4636 return NULL; 4637 dict_add_number(d, "quickfix", (long)IS_QF_LIST(qfl)); 4638 dict_add_number(d, "winid", (long)qf_winid); 4639 dict_add_number(d, "id", (long)qfl->qf_id); 4640 dict_add_number(d, "start_idx", start_idx); 4641 dict_add_number(d, "end_idx", end_idx); 4642 ++d->dv_refcount; 4643 args[0].v_type = VAR_DICT; 4644 args[0].vval.v_dict = d; 4645 4646 qftf_list = NULL; 4647 if (call_callback(cb, 0, &rettv, 1, args) != FAIL) 4648 { 4649 if (rettv.v_type == VAR_LIST) 4650 { 4651 qftf_list = rettv.vval.v_list; 4652 qftf_list->lv_refcount++; 4653 } 4654 clear_tv(&rettv); 4655 } 4656 dict_unref(d); 4657 } 4658 4659 return qftf_list; 4660 } 4661 4662 /* 4663 * Fill current buffer with quickfix errors, replacing any previous contents. 4664 * curbuf must be the quickfix buffer! 4665 * If "old_last" is not NULL append the items after this one. 4666 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 4667 * ml_delete() is used and autocommands will be triggered. 4668 */ 4669 static void 4670 qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid) 4671 { 4672 linenr_T lnum; 4673 qfline_T *qfp; 4674 int old_KeyTyped = KeyTyped; 4675 list_T *qftf_list = NULL; 4676 listitem_T *qftf_li = NULL; 4677 4678 if (old_last == NULL) 4679 { 4680 if (buf != curbuf) 4681 { 4682 internal_error("qf_fill_buffer()"); 4683 return; 4684 } 4685 4686 // delete all existing lines 4687 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 4688 (void)ml_delete((linenr_T)1); 4689 } 4690 4691 // Check if there is anything to display 4692 if (qfl != NULL) 4693 { 4694 char_u dirname[MAXPATHL]; 4695 int invalid_val = FALSE; 4696 int prev_bufnr = -1; 4697 4698 *dirname = NUL; 4699 4700 // Add one line for each error 4701 if (old_last == NULL) 4702 { 4703 qfp = qfl->qf_start; 4704 lnum = 0; 4705 } 4706 else 4707 { 4708 if (old_last->qf_next != NULL) 4709 qfp = old_last->qf_next; 4710 else 4711 qfp = old_last; 4712 lnum = buf->b_ml.ml_line_count; 4713 } 4714 4715 qftf_list = call_qftf_func(qfl, qf_winid, (long)(lnum + 1), 4716 (long)qfl->qf_count); 4717 if (qftf_list != NULL) 4718 qftf_li = qftf_list->lv_first; 4719 4720 while (lnum < qfl->qf_count) 4721 { 4722 char_u *qftf_str = NULL; 4723 4724 // Use the text supplied by the user defined function (if any). 4725 // If the returned value is not string, then ignore the rest 4726 // of the returned values and use the default. 4727 if (qftf_li != NULL && !invalid_val) 4728 { 4729 qftf_str = tv_get_string_chk(&qftf_li->li_tv); 4730 if (qftf_str == NULL) 4731 invalid_val = TRUE; 4732 } 4733 4734 if (qf_buf_add_line(buf, lnum, qfp, dirname, 4735 prev_bufnr != qfp->qf_fnum, qftf_str) == FAIL) 4736 break; 4737 4738 prev_bufnr = qfp->qf_fnum; 4739 ++lnum; 4740 qfp = qfp->qf_next; 4741 if (qfp == NULL) 4742 break; 4743 4744 if (qftf_li != NULL) 4745 qftf_li = qftf_li->li_next; 4746 } 4747 4748 if (old_last == NULL) 4749 // Delete the empty line which is now at the end 4750 (void)ml_delete(lnum + 1); 4751 } 4752 4753 // correct cursor position 4754 check_lnums(TRUE); 4755 4756 if (old_last == NULL) 4757 { 4758 // Set the 'filetype' to "qf" each time after filling the buffer. 4759 // This resembles reading a file into a buffer, it's more logical when 4760 // using autocommands. 4761 ++curbuf_lock; 4762 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 4763 curbuf->b_p_ma = FALSE; 4764 4765 keep_filetype = TRUE; // don't detect 'filetype' 4766 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 4767 FALSE, curbuf); 4768 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 4769 FALSE, curbuf); 4770 keep_filetype = FALSE; 4771 --curbuf_lock; 4772 4773 // make sure it will be redrawn 4774 redraw_curbuf_later(NOT_VALID); 4775 } 4776 4777 // Restore KeyTyped, setting 'filetype' may reset it. 4778 KeyTyped = old_KeyTyped; 4779 } 4780 4781 /* 4782 * For every change made to the quickfix list, update the changed tick. 4783 */ 4784 static void 4785 qf_list_changed(qf_list_T *qfl) 4786 { 4787 qfl->qf_changedtick++; 4788 } 4789 4790 /* 4791 * Return the quickfix/location list number with the given identifier. 4792 * Returns -1 if list is not found. 4793 */ 4794 static int 4795 qf_id2nr(qf_info_T *qi, int_u qfid) 4796 { 4797 int qf_idx; 4798 4799 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4800 if (qi->qf_lists[qf_idx].qf_id == qfid) 4801 return qf_idx; 4802 return INVALID_QFIDX; 4803 } 4804 4805 /* 4806 * If the current list is not "save_qfid" and we can find the list with that ID 4807 * then make it the current list. 4808 * This is used when autocommands may have changed the current list. 4809 * Returns OK if successfully restored the list. Returns FAIL if the list with 4810 * the specified identifier (save_qfid) is not found in the stack. 4811 */ 4812 static int 4813 qf_restore_list(qf_info_T *qi, int_u save_qfid) 4814 { 4815 int curlist; 4816 4817 if (qf_get_curlist(qi)->qf_id != save_qfid) 4818 { 4819 curlist = qf_id2nr(qi, save_qfid); 4820 if (curlist < 0) 4821 // list is not present 4822 return FAIL; 4823 qi->qf_curlist = curlist; 4824 } 4825 return OK; 4826 } 4827 4828 /* 4829 * Jump to the first entry if there is one. 4830 */ 4831 static void 4832 qf_jump_first(qf_info_T *qi, int_u save_qfid, int forceit) 4833 { 4834 if (qf_restore_list(qi, save_qfid) == FAIL) 4835 return; 4836 4837 // Autocommands might have cleared the list, check for that. 4838 if (!qf_list_empty(qf_get_curlist(qi))) 4839 qf_jump(qi, 0, 0, forceit); 4840 } 4841 4842 /* 4843 * Return TRUE when using ":vimgrep" for ":grep". 4844 */ 4845 int 4846 grep_internal(cmdidx_T cmdidx) 4847 { 4848 return ((cmdidx == CMD_grep 4849 || cmdidx == CMD_lgrep 4850 || cmdidx == CMD_grepadd 4851 || cmdidx == CMD_lgrepadd) 4852 && STRCMP("internal", 4853 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 4854 } 4855 4856 /* 4857 * Return the make/grep autocmd name. 4858 */ 4859 static char_u * 4860 make_get_auname(cmdidx_T cmdidx) 4861 { 4862 switch (cmdidx) 4863 { 4864 case CMD_make: return (char_u *)"make"; 4865 case CMD_lmake: return (char_u *)"lmake"; 4866 case CMD_grep: return (char_u *)"grep"; 4867 case CMD_lgrep: return (char_u *)"lgrep"; 4868 case CMD_grepadd: return (char_u *)"grepadd"; 4869 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4870 default: return NULL; 4871 } 4872 } 4873 4874 /* 4875 * Return the name for the errorfile, in allocated memory. 4876 * Find a new unique name when 'makeef' contains "##". 4877 * Returns NULL for error. 4878 */ 4879 static char_u * 4880 get_mef_name(void) 4881 { 4882 char_u *p; 4883 char_u *name; 4884 static int start = -1; 4885 static int off = 0; 4886 #ifdef HAVE_LSTAT 4887 stat_T sb; 4888 #endif 4889 4890 if (*p_mef == NUL) 4891 { 4892 name = vim_tempname('e', FALSE); 4893 if (name == NULL) 4894 emsg(_(e_notmp)); 4895 return name; 4896 } 4897 4898 for (p = p_mef; *p; ++p) 4899 if (p[0] == '#' && p[1] == '#') 4900 break; 4901 4902 if (*p == NUL) 4903 return vim_strsave(p_mef); 4904 4905 // Keep trying until the name doesn't exist yet. 4906 for (;;) 4907 { 4908 if (start == -1) 4909 start = mch_get_pid(); 4910 else 4911 off += 19; 4912 4913 name = alloc(STRLEN(p_mef) + 30); 4914 if (name == NULL) 4915 break; 4916 STRCPY(name, p_mef); 4917 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4918 STRCAT(name, p + 2); 4919 if (mch_getperm(name) < 0 4920 #ifdef HAVE_LSTAT 4921 // Don't accept a symbolic link, it's a security risk. 4922 && mch_lstat((char *)name, &sb) < 0 4923 #endif 4924 ) 4925 break; 4926 vim_free(name); 4927 } 4928 return name; 4929 } 4930 4931 /* 4932 * Form the complete command line to invoke 'make'/'grep'. Quote the command 4933 * using 'shellquote' and append 'shellpipe'. Echo the fully formed command. 4934 */ 4935 static char_u * 4936 make_get_fullcmd(char_u *makecmd, char_u *fname) 4937 { 4938 char_u *cmd; 4939 unsigned len; 4940 4941 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(makecmd) + 1; 4942 if (*p_sp != NUL) 4943 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4944 cmd = alloc(len); 4945 if (cmd == NULL) 4946 return NULL; 4947 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)makecmd, 4948 (char *)p_shq); 4949 4950 // If 'shellpipe' empty: don't redirect to 'errorfile'. 4951 if (*p_sp != NUL) 4952 append_redir(cmd, len, p_sp, fname); 4953 4954 // Display the fully formed command. Output a newline if there's something 4955 // else than the :make command that was typed (in which case the cursor is 4956 // in column 0). 4957 if (msg_col == 0) 4958 msg_didout = FALSE; 4959 msg_start(); 4960 msg_puts(":!"); 4961 msg_outtrans(cmd); // show what we are doing 4962 4963 return cmd; 4964 } 4965 4966 /* 4967 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 4968 */ 4969 void 4970 ex_make(exarg_T *eap) 4971 { 4972 char_u *fname; 4973 char_u *cmd; 4974 char_u *enc = NULL; 4975 win_T *wp = NULL; 4976 qf_info_T *qi = &ql_info; 4977 int res; 4978 char_u *au_name = NULL; 4979 int_u save_qfid; 4980 4981 // Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". 4982 if (grep_internal(eap->cmdidx)) 4983 { 4984 ex_vimgrep(eap); 4985 return; 4986 } 4987 4988 au_name = make_get_auname(eap->cmdidx); 4989 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4990 curbuf->b_fname, TRUE, curbuf)) 4991 { 4992 #ifdef FEAT_EVAL 4993 if (aborting()) 4994 return; 4995 #endif 4996 } 4997 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4998 4999 if (is_loclist_cmd(eap->cmdidx)) 5000 wp = curwin; 5001 5002 autowrite_all(); 5003 fname = get_mef_name(); 5004 if (fname == NULL) 5005 return; 5006 mch_remove(fname); // in case it's not unique 5007 5008 cmd = make_get_fullcmd(eap->arg, fname); 5009 if (cmd == NULL) 5010 return; 5011 5012 // let the shell know if we are redirecting output or not 5013 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 5014 5015 #ifdef AMIGA 5016 out_flush(); 5017 // read window status report and redraw before message 5018 (void)char_avail(); 5019 #endif 5020 5021 incr_quickfix_busy(); 5022 5023 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 5024 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 5025 (eap->cmdidx != CMD_grepadd 5026 && eap->cmdidx != CMD_lgrepadd), 5027 qf_cmdtitle(*eap->cmdlinep), enc); 5028 if (wp != NULL) 5029 { 5030 qi = GET_LOC_LIST(wp); 5031 if (qi == NULL) 5032 goto cleanup; 5033 } 5034 if (res >= 0) 5035 qf_list_changed(qf_get_curlist(qi)); 5036 5037 // Remember the current quickfix list identifier, so that we can 5038 // check for autocommands changing the current quickfix list. 5039 save_qfid = qf_get_curlist(qi)->qf_id; 5040 if (au_name != NULL) 5041 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 5042 curbuf->b_fname, TRUE, curbuf); 5043 if (res > 0 && !eap->forceit && qflist_valid(wp, save_qfid)) 5044 // display the first error 5045 qf_jump_first(qi, save_qfid, FALSE); 5046 5047 cleanup: 5048 decr_quickfix_busy(); 5049 mch_remove(fname); 5050 vim_free(fname); 5051 vim_free(cmd); 5052 } 5053 5054 /* 5055 * Returns the number of entries in the current quickfix/location list. 5056 */ 5057 int 5058 qf_get_size(exarg_T *eap) 5059 { 5060 qf_info_T *qi; 5061 5062 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5063 return 0; 5064 return qf_get_curlist(qi)->qf_count; 5065 } 5066 5067 /* 5068 * Returns the number of valid entries in the current quickfix/location list. 5069 */ 5070 int 5071 qf_get_valid_size(exarg_T *eap) 5072 { 5073 qf_info_T *qi; 5074 qf_list_T *qfl; 5075 qfline_T *qfp; 5076 int i, sz = 0; 5077 int prev_fnum = 0; 5078 5079 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5080 return 0; 5081 5082 qfl = qf_get_curlist(qi); 5083 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5084 { 5085 if (qfp->qf_valid) 5086 { 5087 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 5088 sz++; // Count all valid entries 5089 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5090 { 5091 // Count the number of files 5092 sz++; 5093 prev_fnum = qfp->qf_fnum; 5094 } 5095 } 5096 } 5097 5098 return sz; 5099 } 5100 5101 /* 5102 * Returns the current index of the quickfix/location list. 5103 * Returns 0 if there is an error. 5104 */ 5105 int 5106 qf_get_cur_idx(exarg_T *eap) 5107 { 5108 qf_info_T *qi; 5109 5110 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5111 return 0; 5112 5113 return qf_get_curlist(qi)->qf_index; 5114 } 5115 5116 /* 5117 * Returns the current index in the quickfix/location list (counting only valid 5118 * entries). If no valid entries are in the list, then returns 1. 5119 */ 5120 int 5121 qf_get_cur_valid_idx(exarg_T *eap) 5122 { 5123 qf_info_T *qi; 5124 qf_list_T *qfl; 5125 qfline_T *qfp; 5126 int i, eidx = 0; 5127 int prev_fnum = 0; 5128 5129 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5130 return 1; 5131 5132 qfl = qf_get_curlist(qi); 5133 qfp = qfl->qf_start; 5134 5135 // check if the list has valid errors 5136 if (!qf_list_has_valid_entries(qfl)) 5137 return 1; 5138 5139 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 5140 { 5141 if (qfp->qf_valid) 5142 { 5143 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5144 { 5145 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5146 { 5147 // Count the number of files 5148 eidx++; 5149 prev_fnum = qfp->qf_fnum; 5150 } 5151 } 5152 else 5153 eidx++; 5154 } 5155 } 5156 5157 return eidx ? eidx : 1; 5158 } 5159 5160 /* 5161 * Get the 'n'th valid error entry in the quickfix or location list. 5162 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 5163 * For :cdo and :ldo returns the 'n'th valid error entry. 5164 * For :cfdo and :lfdo returns the 'n'th valid file entry. 5165 */ 5166 static int 5167 qf_get_nth_valid_entry(qf_list_T *qfl, int n, int fdo) 5168 { 5169 qfline_T *qfp; 5170 int i, eidx; 5171 int prev_fnum = 0; 5172 5173 // check if the list has valid errors 5174 if (!qf_list_has_valid_entries(qfl)) 5175 return 1; 5176 5177 eidx = 0; 5178 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5179 { 5180 if (qfp->qf_valid) 5181 { 5182 if (fdo) 5183 { 5184 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5185 { 5186 // Count the number of files 5187 eidx++; 5188 prev_fnum = qfp->qf_fnum; 5189 } 5190 } 5191 else 5192 eidx++; 5193 } 5194 5195 if (eidx == n) 5196 break; 5197 } 5198 5199 if (i <= qfl->qf_count) 5200 return i; 5201 else 5202 return 1; 5203 } 5204 5205 /* 5206 * ":cc", ":crewind", ":cfirst" and ":clast". 5207 * ":ll", ":lrewind", ":lfirst" and ":llast". 5208 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 5209 */ 5210 void 5211 ex_cc(exarg_T *eap) 5212 { 5213 qf_info_T *qi; 5214 int errornr; 5215 5216 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5217 return; 5218 5219 if (eap->addr_count > 0) 5220 errornr = (int)eap->line2; 5221 else 5222 { 5223 switch (eap->cmdidx) 5224 { 5225 case CMD_cc: case CMD_ll: 5226 errornr = 0; 5227 break; 5228 case CMD_crewind: case CMD_lrewind: case CMD_cfirst: 5229 case CMD_lfirst: 5230 errornr = 1; 5231 break; 5232 default: 5233 errornr = 32767; 5234 } 5235 } 5236 5237 // For cdo and ldo commands, jump to the nth valid error. 5238 // For cfdo and lfdo commands, jump to the nth valid file entry. 5239 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 5240 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5241 errornr = qf_get_nth_valid_entry(qf_get_curlist(qi), 5242 eap->addr_count > 0 ? (int)eap->line1 : 1, 5243 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 5244 5245 qf_jump(qi, 0, errornr, eap->forceit); 5246 } 5247 5248 /* 5249 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 5250 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 5251 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 5252 */ 5253 void 5254 ex_cnext(exarg_T *eap) 5255 { 5256 qf_info_T *qi; 5257 int errornr; 5258 int dir; 5259 5260 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5261 return; 5262 5263 if (eap->addr_count > 0 5264 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 5265 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 5266 errornr = (int)eap->line2; 5267 else 5268 errornr = 1; 5269 5270 // Depending on the command jump to either next or previous entry/file. 5271 switch (eap->cmdidx) 5272 { 5273 case CMD_cnext: case CMD_lnext: case CMD_cdo: case CMD_ldo: 5274 dir = FORWARD; 5275 break; 5276 case CMD_cprevious: case CMD_lprevious: case CMD_cNext: 5277 case CMD_lNext: 5278 dir = BACKWARD; 5279 break; 5280 case CMD_cnfile: case CMD_lnfile: case CMD_cfdo: case CMD_lfdo: 5281 dir = FORWARD_FILE; 5282 break; 5283 case CMD_cpfile: case CMD_lpfile: case CMD_cNfile: case CMD_lNfile: 5284 dir = BACKWARD_FILE; 5285 break; 5286 default: 5287 dir = FORWARD; 5288 break; 5289 } 5290 5291 qf_jump(qi, dir, errornr, eap->forceit); 5292 } 5293 5294 /* 5295 * Find the first entry in the quickfix list 'qfl' from buffer 'bnr'. 5296 * The index of the entry is stored in 'errornr'. 5297 * Returns NULL if an entry is not found. 5298 */ 5299 static qfline_T * 5300 qf_find_first_entry_in_buf(qf_list_T *qfl, int bnr, int *errornr) 5301 { 5302 qfline_T *qfp = NULL; 5303 int idx = 0; 5304 5305 // Find the first entry in this file 5306 FOR_ALL_QFL_ITEMS(qfl, qfp, idx) 5307 if (qfp->qf_fnum == bnr) 5308 break; 5309 5310 *errornr = idx; 5311 return qfp; 5312 } 5313 5314 /* 5315 * Find the first quickfix entry on the same line as 'entry'. Updates 'errornr' 5316 * with the error number for the first entry. Assumes the entries are sorted in 5317 * the quickfix list by line number. 5318 */ 5319 static qfline_T * 5320 qf_find_first_entry_on_line(qfline_T *entry, int *errornr) 5321 { 5322 while (!got_int 5323 && entry->qf_prev != NULL 5324 && entry->qf_fnum == entry->qf_prev->qf_fnum 5325 && entry->qf_lnum == entry->qf_prev->qf_lnum) 5326 { 5327 entry = entry->qf_prev; 5328 --*errornr; 5329 } 5330 5331 return entry; 5332 } 5333 5334 /* 5335 * Find the last quickfix entry on the same line as 'entry'. Updates 'errornr' 5336 * with the error number for the last entry. Assumes the entries are sorted in 5337 * the quickfix list by line number. 5338 */ 5339 static qfline_T * 5340 qf_find_last_entry_on_line(qfline_T *entry, int *errornr) 5341 { 5342 while (!got_int && 5343 entry->qf_next != NULL 5344 && entry->qf_fnum == entry->qf_next->qf_fnum 5345 && entry->qf_lnum == entry->qf_next->qf_lnum) 5346 { 5347 entry = entry->qf_next; 5348 ++*errornr; 5349 } 5350 5351 return entry; 5352 } 5353 5354 /* 5355 * Returns TRUE if the specified quickfix entry is 5356 * after the given line (linewise is TRUE) 5357 * or after the line and column. 5358 */ 5359 static int 5360 qf_entry_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 * before the given line (linewise is TRUE) 5372 * or before the line and column. 5373 */ 5374 static int 5375 qf_entry_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 * Returns TRUE if the specified quickfix entry is 5386 * on or after the given line (linewise is TRUE) 5387 * or on or after the line and column. 5388 */ 5389 static int 5390 qf_entry_on_or_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5391 { 5392 if (linewise) 5393 return qfp->qf_lnum >= pos->lnum; 5394 else 5395 return (qfp->qf_lnum > pos->lnum || 5396 (qfp->qf_lnum == pos->lnum && qfp->qf_col >= pos->col)); 5397 } 5398 5399 /* 5400 * Returns TRUE if the specified quickfix entry is 5401 * on or before the given line (linewise is TRUE) 5402 * or on or before the line and column. 5403 */ 5404 static int 5405 qf_entry_on_or_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5406 { 5407 if (linewise) 5408 return qfp->qf_lnum <= pos->lnum; 5409 else 5410 return (qfp->qf_lnum < pos->lnum || 5411 (qfp->qf_lnum == pos->lnum && qfp->qf_col <= pos->col)); 5412 } 5413 5414 /* 5415 * Find the first quickfix entry after position 'pos' in buffer 'bnr'. 5416 * If 'linewise' is TRUE, returns the entry after the specified line and treats 5417 * multiple entries on a single line as one. Otherwise returns the entry after 5418 * the specified line and column. 5419 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5420 * index of the very first entry in the quickfix list. 5421 * Returns NULL if an entry is not found after 'pos'. 5422 */ 5423 static qfline_T * 5424 qf_find_entry_after_pos( 5425 int bnr, 5426 pos_T *pos, 5427 int linewise, 5428 qfline_T *qfp, 5429 int *errornr) 5430 { 5431 if (qf_entry_after_pos(qfp, pos, linewise)) 5432 // First entry is after position 'pos' 5433 return qfp; 5434 5435 // Find the entry just before or at the position 'pos' 5436 while (qfp->qf_next != NULL 5437 && qfp->qf_next->qf_fnum == bnr 5438 && qf_entry_on_or_before_pos(qfp->qf_next, pos, linewise)) 5439 { 5440 qfp = qfp->qf_next; 5441 ++*errornr; 5442 } 5443 5444 if (qfp->qf_next == NULL || qfp->qf_next->qf_fnum != bnr) 5445 // No entries found after position 'pos' 5446 return NULL; 5447 5448 // Use the entry just after position 'pos' 5449 qfp = qfp->qf_next; 5450 ++*errornr; 5451 5452 return qfp; 5453 } 5454 5455 /* 5456 * Find the first quickfix entry before position 'pos' in buffer 'bnr'. 5457 * If 'linewise' is TRUE, returns the entry before the specified line and 5458 * treats multiple entries on a single line as one. Otherwise returns the entry 5459 * before the specified line and column. 5460 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5461 * index of the very first entry in the quickfix list. 5462 * Returns NULL if an entry is not found before 'pos'. 5463 */ 5464 static qfline_T * 5465 qf_find_entry_before_pos( 5466 int bnr, 5467 pos_T *pos, 5468 int linewise, 5469 qfline_T *qfp, 5470 int *errornr) 5471 { 5472 // Find the entry just before the position 'pos' 5473 while (qfp->qf_next != NULL 5474 && qfp->qf_next->qf_fnum == bnr 5475 && qf_entry_before_pos(qfp->qf_next, pos, linewise)) 5476 { 5477 qfp = qfp->qf_next; 5478 ++*errornr; 5479 } 5480 5481 if (qf_entry_on_or_after_pos(qfp, pos, linewise)) 5482 return NULL; 5483 5484 if (linewise) 5485 // If multiple entries are on the same line, then use the first entry 5486 qfp = qf_find_first_entry_on_line(qfp, errornr); 5487 5488 return qfp; 5489 } 5490 5491 /* 5492 * Find a quickfix entry in 'qfl' closest to position 'pos' in buffer 'bnr' in 5493 * the direction 'dir'. 5494 */ 5495 static qfline_T * 5496 qf_find_closest_entry( 5497 qf_list_T *qfl, 5498 int bnr, 5499 pos_T *pos, 5500 int dir, 5501 int linewise, 5502 int *errornr) 5503 { 5504 qfline_T *qfp; 5505 5506 *errornr = 0; 5507 5508 // Find the first entry in this file 5509 qfp = qf_find_first_entry_in_buf(qfl, bnr, errornr); 5510 if (qfp == NULL) 5511 return NULL; // no entry in this file 5512 5513 if (dir == FORWARD) 5514 qfp = qf_find_entry_after_pos(bnr, pos, linewise, qfp, errornr); 5515 else 5516 qfp = qf_find_entry_before_pos(bnr, pos, linewise, qfp, errornr); 5517 5518 return qfp; 5519 } 5520 5521 /* 5522 * Get the nth quickfix entry below the specified entry. Searches forward in 5523 * the list. If linewise is TRUE, then treat multiple entries on a single line 5524 * as one. 5525 */ 5526 static void 5527 qf_get_nth_below_entry(qfline_T *entry_arg, int n, int linewise, int *errornr) 5528 { 5529 qfline_T *entry = entry_arg; 5530 5531 while (n-- > 0 && !got_int) 5532 { 5533 int first_errornr = *errornr; 5534 5535 if (linewise) 5536 // Treat all the entries on the same line in this file as one 5537 entry = qf_find_last_entry_on_line(entry, errornr); 5538 5539 if (entry->qf_next == NULL 5540 || entry->qf_next->qf_fnum != entry->qf_fnum) 5541 { 5542 if (linewise) 5543 *errornr = first_errornr; 5544 break; 5545 } 5546 5547 entry = entry->qf_next; 5548 ++*errornr; 5549 } 5550 } 5551 5552 /* 5553 * Get the nth quickfix entry above the specified entry. Searches backwards in 5554 * the list. If linewise is TRUE, then treat multiple entries on a single line 5555 * as one. 5556 */ 5557 static void 5558 qf_get_nth_above_entry(qfline_T *entry, int n, int linewise, int *errornr) 5559 { 5560 while (n-- > 0 && !got_int) 5561 { 5562 if (entry->qf_prev == NULL 5563 || entry->qf_prev->qf_fnum != entry->qf_fnum) 5564 break; 5565 5566 entry = entry->qf_prev; 5567 --*errornr; 5568 5569 // If multiple entries are on the same line, then use the first entry 5570 if (linewise) 5571 entry = qf_find_first_entry_on_line(entry, errornr); 5572 } 5573 } 5574 5575 /* 5576 * Find the n'th quickfix entry adjacent to position 'pos' in buffer 'bnr' in 5577 * the specified direction. Returns the error number in the quickfix list or 0 5578 * if an entry is not found. 5579 */ 5580 static int 5581 qf_find_nth_adj_entry( 5582 qf_list_T *qfl, 5583 int bnr, 5584 pos_T *pos, 5585 int n, 5586 int dir, 5587 int linewise) 5588 { 5589 qfline_T *adj_entry; 5590 int errornr; 5591 5592 // Find an entry closest to the specified position 5593 adj_entry = qf_find_closest_entry(qfl, bnr, pos, dir, linewise, &errornr); 5594 if (adj_entry == NULL) 5595 return 0; 5596 5597 if (--n > 0) 5598 { 5599 // Go to the n'th entry in the current buffer 5600 if (dir == FORWARD) 5601 qf_get_nth_below_entry(adj_entry, n, linewise, &errornr); 5602 else 5603 qf_get_nth_above_entry(adj_entry, n, linewise, &errornr); 5604 } 5605 5606 return errornr; 5607 } 5608 5609 /* 5610 * Jump to a quickfix entry in the current file nearest to the current line or 5611 * current line/col. 5612 * ":cabove", ":cbelow", ":labove", ":lbelow", ":cafter", ":cbefore", 5613 * ":lafter" and ":lbefore" commands 5614 */ 5615 void 5616 ex_cbelow(exarg_T *eap) 5617 { 5618 qf_info_T *qi; 5619 qf_list_T *qfl; 5620 int dir; 5621 int buf_has_flag; 5622 int errornr = 0; 5623 pos_T pos; 5624 5625 if (eap->addr_count > 0 && eap->line2 <= 0) 5626 { 5627 emsg(_(e_invalid_range)); 5628 return; 5629 } 5630 5631 // Check whether the current buffer has any quickfix entries 5632 if (eap->cmdidx == CMD_cabove || eap->cmdidx == CMD_cbelow 5633 || eap->cmdidx == CMD_cbefore || eap->cmdidx == CMD_cafter) 5634 buf_has_flag = BUF_HAS_QF_ENTRY; 5635 else 5636 buf_has_flag = BUF_HAS_LL_ENTRY; 5637 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 5638 { 5639 emsg(_(e_no_errors)); 5640 return; 5641 } 5642 5643 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5644 return; 5645 5646 qfl = qf_get_curlist(qi); 5647 // check if the list has valid errors 5648 if (!qf_list_has_valid_entries(qfl)) 5649 { 5650 emsg(_(e_no_errors)); 5651 return; 5652 } 5653 5654 if (eap->cmdidx == CMD_cbelow 5655 || eap->cmdidx == CMD_lbelow 5656 || eap->cmdidx == CMD_cafter 5657 || eap->cmdidx == CMD_lafter) 5658 // Forward motion commands 5659 dir = FORWARD; 5660 else 5661 dir = BACKWARD; 5662 5663 pos = curwin->w_cursor; 5664 // A quickfix entry column number is 1 based whereas cursor column 5665 // number is 0 based. Adjust the column number. 5666 pos.col++; 5667 errornr = qf_find_nth_adj_entry(qfl, curbuf->b_fnum, &pos, 5668 eap->addr_count > 0 ? eap->line2 : 0, dir, 5669 eap->cmdidx == CMD_cbelow 5670 || eap->cmdidx == CMD_lbelow 5671 || eap->cmdidx == CMD_cabove 5672 || eap->cmdidx == CMD_labove); 5673 5674 if (errornr > 0) 5675 qf_jump(qi, 0, errornr, FALSE); 5676 else 5677 emsg(_(e_no_more_items)); 5678 } 5679 5680 /* 5681 * Return the autocmd name for the :cfile Ex commands 5682 */ 5683 static char_u * 5684 cfile_get_auname(cmdidx_T cmdidx) 5685 { 5686 switch (cmdidx) 5687 { 5688 case CMD_cfile: return (char_u *)"cfile"; 5689 case CMD_cgetfile: return (char_u *)"cgetfile"; 5690 case CMD_caddfile: return (char_u *)"caddfile"; 5691 case CMD_lfile: return (char_u *)"lfile"; 5692 case CMD_lgetfile: return (char_u *)"lgetfile"; 5693 case CMD_laddfile: return (char_u *)"laddfile"; 5694 default: return NULL; 5695 } 5696 } 5697 5698 /* 5699 * ":cfile"/":cgetfile"/":caddfile" commands. 5700 * ":lfile"/":lgetfile"/":laddfile" commands. 5701 */ 5702 void 5703 ex_cfile(exarg_T *eap) 5704 { 5705 char_u *enc = NULL; 5706 win_T *wp = NULL; 5707 qf_info_T *qi = &ql_info; 5708 char_u *au_name = NULL; 5709 int_u save_qfid = 0; // init for gcc 5710 int res; 5711 5712 au_name = cfile_get_auname(eap->cmdidx); 5713 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 5714 NULL, FALSE, curbuf)) 5715 { 5716 #ifdef FEAT_EVAL 5717 if (aborting()) 5718 return; 5719 #endif 5720 } 5721 5722 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 5723 #ifdef FEAT_BROWSE 5724 if (cmdmod.cmod_flags & CMOD_BROWSE) 5725 { 5726 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 5727 NULL, NULL, 5728 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 5729 if (browse_file == NULL) 5730 return; 5731 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 5732 vim_free(browse_file); 5733 } 5734 else 5735 #endif 5736 if (*eap->arg != NUL) 5737 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 5738 5739 if (is_loclist_cmd(eap->cmdidx)) 5740 wp = curwin; 5741 5742 incr_quickfix_busy(); 5743 5744 // This function is used by the :cfile, :cgetfile and :caddfile 5745 // commands. 5746 // :cfile always creates a new quickfix list and jumps to the 5747 // first error. 5748 // :cgetfile creates a new quickfix list but doesn't jump to the 5749 // first error. 5750 // :caddfile adds to an existing quickfix list. If there is no 5751 // quickfix list then a new list is created. 5752 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 5753 && eap->cmdidx != CMD_laddfile), 5754 qf_cmdtitle(*eap->cmdlinep), enc); 5755 if (wp != NULL) 5756 { 5757 qi = GET_LOC_LIST(wp); 5758 if (qi == NULL) 5759 { 5760 decr_quickfix_busy(); 5761 return; 5762 } 5763 } 5764 if (res >= 0) 5765 qf_list_changed(qf_get_curlist(qi)); 5766 save_qfid = qf_get_curlist(qi)->qf_id; 5767 if (au_name != NULL) 5768 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 5769 5770 // Jump to the first error for a new list and if autocmds didn't 5771 // free the list. 5772 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile) 5773 && qflist_valid(wp, save_qfid)) 5774 // display the first error 5775 qf_jump_first(qi, save_qfid, eap->forceit); 5776 5777 decr_quickfix_busy(); 5778 } 5779 5780 /* 5781 * Return the vimgrep autocmd name. 5782 */ 5783 static char_u * 5784 vgr_get_auname(cmdidx_T cmdidx) 5785 { 5786 switch (cmdidx) 5787 { 5788 case CMD_vimgrep: return (char_u *)"vimgrep"; 5789 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 5790 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 5791 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 5792 case CMD_grep: return (char_u *)"grep"; 5793 case CMD_lgrep: return (char_u *)"lgrep"; 5794 case CMD_grepadd: return (char_u *)"grepadd"; 5795 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 5796 default: return NULL; 5797 } 5798 } 5799 5800 /* 5801 * Initialize the regmatch used by vimgrep for pattern "s". 5802 */ 5803 static void 5804 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 5805 { 5806 // Get the search pattern: either white-separated or enclosed in // 5807 regmatch->regprog = NULL; 5808 5809 if (s == NULL || *s == NUL) 5810 { 5811 // Pattern is empty, use last search pattern. 5812 if (last_search_pat() == NULL) 5813 { 5814 emsg(_(e_no_previous_regular_expression)); 5815 return; 5816 } 5817 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 5818 } 5819 else 5820 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 5821 5822 regmatch->rmm_ic = p_ic; 5823 regmatch->rmm_maxcol = 0; 5824 } 5825 5826 /* 5827 * Display a file name when vimgrep is running. 5828 */ 5829 static void 5830 vgr_display_fname(char_u *fname) 5831 { 5832 char_u *p; 5833 5834 msg_start(); 5835 p = msg_strtrunc(fname, TRUE); 5836 if (p == NULL) 5837 msg_outtrans(fname); 5838 else 5839 { 5840 msg_outtrans(p); 5841 vim_free(p); 5842 } 5843 msg_clr_eos(); 5844 msg_didout = FALSE; // overwrite this message 5845 msg_nowait = TRUE; // don't wait for this message 5846 msg_col = 0; 5847 out_flush(); 5848 } 5849 5850 /* 5851 * Load a dummy buffer to search for a pattern using vimgrep. 5852 */ 5853 static buf_T * 5854 vgr_load_dummy_buf( 5855 char_u *fname, 5856 char_u *dirname_start, 5857 char_u *dirname_now) 5858 { 5859 int save_mls; 5860 #if defined(FEAT_SYN_HL) 5861 char_u *save_ei = NULL; 5862 #endif 5863 buf_T *buf; 5864 5865 #if defined(FEAT_SYN_HL) 5866 // Don't do Filetype autocommands to avoid loading syntax and 5867 // indent scripts, a great speed improvement. 5868 save_ei = au_event_disable(",Filetype"); 5869 #endif 5870 // Don't use modelines here, it's useless. 5871 save_mls = p_mls; 5872 p_mls = 0; 5873 5874 // Load file into a buffer, so that 'fileencoding' is detected, 5875 // autocommands applied, etc. 5876 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 5877 5878 p_mls = save_mls; 5879 #if defined(FEAT_SYN_HL) 5880 au_event_restore(save_ei); 5881 #endif 5882 5883 return buf; 5884 } 5885 5886 /* 5887 * Check whether a quickfix/location list is valid. Autocmds may remove or 5888 * change a quickfix list when vimgrep is running. If the list is not found, 5889 * create a new list. 5890 */ 5891 static int 5892 vgr_qflist_valid( 5893 win_T *wp, 5894 qf_info_T *qi, 5895 int_u qfid, 5896 char_u *title) 5897 { 5898 // Verify that the quickfix/location list was not freed by an autocmd 5899 if (!qflist_valid(wp, qfid)) 5900 { 5901 if (wp != NULL) 5902 { 5903 // An autocmd has freed the location list. 5904 emsg(_(e_current_location_list_was_changed)); 5905 return FALSE; 5906 } 5907 else 5908 { 5909 // Quickfix list is not found, create a new one. 5910 qf_new_list(qi, title); 5911 return TRUE; 5912 } 5913 } 5914 5915 if (qf_restore_list(qi, qfid) == FAIL) 5916 return FALSE; 5917 5918 return TRUE; 5919 } 5920 5921 /* 5922 * Search for a pattern in all the lines in a buffer and add the matching lines 5923 * to a quickfix list. 5924 */ 5925 static int 5926 vgr_match_buflines( 5927 qf_list_T *qfl, 5928 char_u *fname, 5929 buf_T *buf, 5930 char_u *spat, 5931 regmmatch_T *regmatch, 5932 long *tomatch, 5933 int duplicate_name, 5934 int flags) 5935 { 5936 int found_match = FALSE; 5937 long lnum; 5938 colnr_T col; 5939 int pat_len = (int)STRLEN(spat); 5940 5941 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && *tomatch > 0; ++lnum) 5942 { 5943 col = 0; 5944 if (!(flags & VGR_FUZZY)) 5945 { 5946 // Regular expression match 5947 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 5948 col, NULL, NULL) > 0) 5949 { 5950 // Pass the buffer number so that it gets used even for a 5951 // dummy buffer, unless duplicate_name is set, then the 5952 // buffer will be wiped out below. 5953 if (qf_add_entry(qfl, 5954 NULL, // dir 5955 fname, 5956 NULL, 5957 duplicate_name ? 0 : buf->b_fnum, 5958 ml_get_buf(buf, 5959 regmatch->startpos[0].lnum + lnum, FALSE), 5960 regmatch->startpos[0].lnum + lnum, 5961 regmatch->endpos[0].lnum + lnum, 5962 regmatch->startpos[0].col + 1, 5963 regmatch->endpos[0].col + 1, 5964 FALSE, // vis_col 5965 NULL, // search pattern 5966 0, // nr 5967 0, // type 5968 TRUE // valid 5969 ) == QF_FAIL) 5970 { 5971 got_int = TRUE; 5972 break; 5973 } 5974 found_match = TRUE; 5975 if (--*tomatch == 0) 5976 break; 5977 if ((flags & VGR_GLOBAL) == 0 5978 || regmatch->endpos[0].lnum > 0) 5979 break; 5980 col = regmatch->endpos[0].col 5981 + (col == regmatch->endpos[0].col); 5982 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 5983 break; 5984 } 5985 } 5986 else 5987 { 5988 char_u *str = ml_get_buf(buf, lnum, FALSE); 5989 int score; 5990 int_u matches[MAX_FUZZY_MATCHES]; 5991 int_u sz = ARRAY_LENGTH(matches); 5992 5993 // Fuzzy string match 5994 while (fuzzy_match(str + col, spat, FALSE, &score, matches, sz) > 0) 5995 { 5996 // Pass the buffer number so that it gets used even for a 5997 // dummy buffer, unless duplicate_name is set, then the 5998 // buffer will be wiped out below. 5999 if (qf_add_entry(qfl, 6000 NULL, // dir 6001 fname, 6002 NULL, 6003 duplicate_name ? 0 : buf->b_fnum, 6004 str, 6005 lnum, 6006 0, 6007 matches[0] + col + 1, 6008 0, 6009 FALSE, // vis_col 6010 NULL, // search pattern 6011 0, // nr 6012 0, // type 6013 TRUE // valid 6014 ) == QF_FAIL) 6015 { 6016 got_int = TRUE; 6017 break; 6018 } 6019 found_match = TRUE; 6020 if (--*tomatch == 0) 6021 break; 6022 if ((flags & VGR_GLOBAL) == 0) 6023 break; 6024 col = matches[pat_len - 1] + col + 1; 6025 if (col > (colnr_T)STRLEN(str)) 6026 break; 6027 } 6028 } 6029 line_breakcheck(); 6030 if (got_int) 6031 break; 6032 } 6033 6034 return found_match; 6035 } 6036 6037 /* 6038 * Jump to the first match and update the directory. 6039 */ 6040 static void 6041 vgr_jump_to_match( 6042 qf_info_T *qi, 6043 int forceit, 6044 int *redraw_for_dummy, 6045 buf_T *first_match_buf, 6046 char_u *target_dir) 6047 { 6048 buf_T *buf; 6049 6050 buf = curbuf; 6051 qf_jump(qi, 0, 0, forceit); 6052 if (buf != curbuf) 6053 // If we jumped to another buffer redrawing will already be 6054 // taken care of. 6055 *redraw_for_dummy = FALSE; 6056 6057 // Jump to the directory used after loading the buffer. 6058 if (curbuf == first_match_buf && target_dir != NULL) 6059 { 6060 exarg_T ea; 6061 6062 CLEAR_FIELD(ea); 6063 ea.arg = target_dir; 6064 ea.cmdidx = CMD_lcd; 6065 ex_cd(&ea); 6066 } 6067 } 6068 6069 /* 6070 * :vimgrep command arguments 6071 */ 6072 typedef struct 6073 { 6074 long tomatch; // maximum number of matches to find 6075 char_u *spat; // search pattern 6076 int flags; // search modifier 6077 char_u **fnames; // list of files to search 6078 int fcount; // number of files 6079 regmmatch_T regmatch; // compiled search pattern 6080 char_u *qf_title; // quickfix list title 6081 } vgr_args_T; 6082 6083 /* 6084 * Process :vimgrep command arguments. The command syntax is: 6085 * 6086 * :{count}vimgrep /{pattern}/[g][j] {file} ... 6087 */ 6088 static int 6089 vgr_process_args( 6090 exarg_T *eap, 6091 vgr_args_T *args) 6092 { 6093 char_u *p; 6094 6095 vim_memset(args, 0, sizeof(*args)); 6096 6097 args->regmatch.regprog = NULL; 6098 args->qf_title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 6099 6100 if (eap->addr_count > 0) 6101 args->tomatch = eap->line2; 6102 else 6103 args->tomatch = MAXLNUM; 6104 6105 // Get the search pattern: either white-separated or enclosed in // 6106 p = skip_vimgrep_pat(eap->arg, &args->spat, &args->flags); 6107 if (p == NULL) 6108 { 6109 emsg(_(e_invalpat)); 6110 return FAIL; 6111 } 6112 6113 vgr_init_regmatch(&args->regmatch, args->spat); 6114 if (args->regmatch.regprog == NULL) 6115 return FAIL; 6116 6117 p = skipwhite(p); 6118 if (*p == NUL) 6119 { 6120 emsg(_("E683: File name missing or invalid pattern")); 6121 return FAIL; 6122 } 6123 6124 // Parse the list of arguments, wildcards have already been expanded. 6125 if (get_arglist_exp(p, &args->fcount, &args->fnames, TRUE) == FAIL) 6126 return FAIL; 6127 if (args->fcount == 0) 6128 { 6129 emsg(_(e_nomatch)); 6130 return FAIL; 6131 } 6132 6133 return OK; 6134 } 6135 6136 /* 6137 * Return TRUE if "buf" had an existing swap file, the current swap file does 6138 * not end in ".swp". 6139 */ 6140 static int 6141 existing_swapfile(buf_T *buf) 6142 { 6143 if (buf->b_ml.ml_mfp != NULL && buf->b_ml.ml_mfp->mf_fname != NULL) 6144 { 6145 char_u *fname = buf->b_ml.ml_mfp->mf_fname; 6146 size_t len = STRLEN(fname); 6147 6148 return fname[len - 1] != 'p' || fname[len - 2] != 'w'; 6149 } 6150 return FALSE; 6151 } 6152 6153 /* 6154 * Search for a pattern in a list of files and populate the quickfix list with 6155 * the matches. 6156 */ 6157 static int 6158 vgr_process_files( 6159 win_T *wp, 6160 qf_info_T *qi, 6161 vgr_args_T *cmd_args, 6162 int *redraw_for_dummy, 6163 buf_T **first_match_buf, 6164 char_u **target_dir) 6165 { 6166 int status = FAIL; 6167 int_u save_qfid = qf_get_curlist(qi)->qf_id; 6168 time_t seconds = 0; 6169 char_u *fname; 6170 int fi; 6171 buf_T *buf; 6172 int duplicate_name = FALSE; 6173 int using_dummy; 6174 char_u *dirname_start = NULL; 6175 char_u *dirname_now = NULL; 6176 int found_match; 6177 aco_save_T aco; 6178 6179 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 6180 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 6181 if (dirname_start == NULL || dirname_now == NULL) 6182 goto theend; 6183 6184 // Remember the current directory, because a BufRead autocommand that does 6185 // ":lcd %:p:h" changes the meaning of short path names. 6186 mch_dirname(dirname_start, MAXPATHL); 6187 6188 seconds = (time_t)0; 6189 for (fi = 0; fi < cmd_args->fcount && !got_int && cmd_args->tomatch > 0; 6190 ++fi) 6191 { 6192 fname = shorten_fname1(cmd_args->fnames[fi]); 6193 if (time(NULL) > seconds) 6194 { 6195 // Display the file name every second or so, show the user we are 6196 // working on it. 6197 seconds = time(NULL); 6198 vgr_display_fname(fname); 6199 } 6200 6201 buf = buflist_findname_exp(cmd_args->fnames[fi]); 6202 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 6203 { 6204 // Remember that a buffer with this name already exists. 6205 duplicate_name = (buf != NULL); 6206 using_dummy = TRUE; 6207 *redraw_for_dummy = TRUE; 6208 6209 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 6210 } 6211 else 6212 // Use existing, loaded buffer. 6213 using_dummy = FALSE; 6214 6215 // Check whether the quickfix list is still valid. When loading a 6216 // buffer above, autocommands might have changed the quickfix list. 6217 if (!vgr_qflist_valid(wp, qi, save_qfid, cmd_args->qf_title)) 6218 goto theend; 6219 6220 save_qfid = qf_get_curlist(qi)->qf_id; 6221 6222 if (buf == NULL) 6223 { 6224 if (!got_int) 6225 smsg(_("Cannot open file \"%s\""), fname); 6226 } 6227 else 6228 { 6229 // Try for a match in all lines of the buffer. 6230 // For ":1vimgrep" look for first match only. 6231 found_match = vgr_match_buflines(qf_get_curlist(qi), 6232 fname, buf, cmd_args->spat, &cmd_args->regmatch, 6233 &cmd_args->tomatch, duplicate_name, cmd_args->flags); 6234 6235 if (using_dummy) 6236 { 6237 if (found_match && *first_match_buf == NULL) 6238 *first_match_buf = buf; 6239 if (duplicate_name) 6240 { 6241 // Never keep a dummy buffer if there is another buffer 6242 // with the same name. 6243 wipe_dummy_buffer(buf, dirname_start); 6244 buf = NULL; 6245 } 6246 else if ((cmdmod.cmod_flags & CMOD_HIDE) == 0 6247 || buf->b_p_bh[0] == 'u' // "unload" 6248 || buf->b_p_bh[0] == 'w' // "wipe" 6249 || buf->b_p_bh[0] == 'd') // "delete" 6250 { 6251 // When no match was found we don't need to remember the 6252 // buffer, wipe it out. If there was a match and it 6253 // wasn't the first one or we won't jump there: only 6254 // unload the buffer. 6255 // Ignore 'hidden' here, because it may lead to having too 6256 // many swap files. 6257 if (!found_match) 6258 { 6259 wipe_dummy_buffer(buf, dirname_start); 6260 buf = NULL; 6261 } 6262 else if (buf != *first_match_buf 6263 || (cmd_args->flags & VGR_NOJUMP) 6264 || existing_swapfile(buf)) 6265 { 6266 unload_dummy_buffer(buf, dirname_start); 6267 // Keeping the buffer, remove the dummy flag. 6268 buf->b_flags &= ~BF_DUMMY; 6269 buf = NULL; 6270 } 6271 } 6272 6273 if (buf != NULL) 6274 { 6275 // Keeping the buffer, remove the dummy flag. 6276 buf->b_flags &= ~BF_DUMMY; 6277 6278 // If the buffer is still loaded we need to use the 6279 // directory we jumped to below. 6280 if (buf == *first_match_buf 6281 && *target_dir == NULL 6282 && STRCMP(dirname_start, dirname_now) != 0) 6283 *target_dir = vim_strsave(dirname_now); 6284 6285 // The buffer is still loaded, the Filetype autocommands 6286 // need to be done now, in that buffer. And the modelines 6287 // need to be done (again). But not the window-local 6288 // options! 6289 aucmd_prepbuf(&aco, buf); 6290 #if defined(FEAT_SYN_HL) 6291 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 6292 buf->b_fname, TRUE, buf); 6293 #endif 6294 do_modelines(OPT_NOWIN); 6295 aucmd_restbuf(&aco); 6296 } 6297 } 6298 } 6299 } 6300 6301 status = OK; 6302 6303 theend: 6304 vim_free(dirname_now); 6305 vim_free(dirname_start); 6306 return status; 6307 } 6308 6309 /* 6310 * ":vimgrep {pattern} file(s)" 6311 * ":vimgrepadd {pattern} file(s)" 6312 * ":lvimgrep {pattern} file(s)" 6313 * ":lvimgrepadd {pattern} file(s)" 6314 */ 6315 void 6316 ex_vimgrep(exarg_T *eap) 6317 { 6318 vgr_args_T args; 6319 qf_info_T *qi; 6320 qf_list_T *qfl; 6321 int_u save_qfid; 6322 win_T *wp = NULL; 6323 int redraw_for_dummy = FALSE; 6324 buf_T *first_match_buf = NULL; 6325 char_u *target_dir = NULL; 6326 char_u *au_name = NULL; 6327 int status; 6328 6329 au_name = vgr_get_auname(eap->cmdidx); 6330 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6331 curbuf->b_fname, TRUE, curbuf)) 6332 { 6333 #ifdef FEAT_EVAL 6334 if (aborting()) 6335 return; 6336 #endif 6337 } 6338 6339 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 6340 if (qi == NULL) 6341 return; 6342 6343 if (vgr_process_args(eap, &args) == FAIL) 6344 goto theend; 6345 6346 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 6347 && eap->cmdidx != CMD_vimgrepadd 6348 && eap->cmdidx != CMD_lvimgrepadd) 6349 || qf_stack_empty(qi)) 6350 // make place for a new list 6351 qf_new_list(qi, args.qf_title); 6352 6353 incr_quickfix_busy(); 6354 6355 status = vgr_process_files(wp, qi, &args, &redraw_for_dummy, 6356 &first_match_buf, &target_dir); 6357 if (status != OK) 6358 { 6359 FreeWild(args.fcount, args.fnames); 6360 decr_quickfix_busy(); 6361 goto theend; 6362 } 6363 6364 FreeWild(args.fcount, args.fnames); 6365 6366 qfl = qf_get_curlist(qi); 6367 qfl->qf_nonevalid = FALSE; 6368 qfl->qf_ptr = qfl->qf_start; 6369 qfl->qf_index = 1; 6370 qf_list_changed(qfl); 6371 6372 qf_update_buffer(qi, NULL); 6373 6374 // Remember the current quickfix list identifier, so that we can check for 6375 // autocommands changing the current quickfix list. 6376 save_qfid = qf_get_curlist(qi)->qf_id; 6377 6378 if (au_name != NULL) 6379 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6380 curbuf->b_fname, TRUE, curbuf); 6381 // The QuickFixCmdPost autocmd may free the quickfix list. Check the list 6382 // is still valid. 6383 if (!qflist_valid(wp, save_qfid) 6384 || qf_restore_list(qi, save_qfid) == FAIL) 6385 { 6386 decr_quickfix_busy(); 6387 goto theend; 6388 } 6389 6390 // Jump to first match. 6391 if (!qf_list_empty(qf_get_curlist(qi))) 6392 { 6393 if ((args.flags & VGR_NOJUMP) == 0) 6394 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 6395 first_match_buf, target_dir); 6396 } 6397 else 6398 semsg(_(e_nomatch2), args.spat); 6399 6400 decr_quickfix_busy(); 6401 6402 // If we loaded a dummy buffer into the current window, the autocommands 6403 // may have messed up things, need to redraw and recompute folds. 6404 if (redraw_for_dummy) 6405 { 6406 #ifdef FEAT_FOLDING 6407 foldUpdateAll(curwin); 6408 #else 6409 redraw_later(NOT_VALID); 6410 #endif 6411 } 6412 6413 theend: 6414 vim_free(args.qf_title); 6415 vim_free(target_dir); 6416 vim_regfree(args.regmatch.regprog); 6417 } 6418 6419 /* 6420 * Restore current working directory to "dirname_start" if they differ, taking 6421 * into account whether it is set locally or globally. 6422 */ 6423 static void 6424 restore_start_dir(char_u *dirname_start) 6425 { 6426 char_u *dirname_now = alloc(MAXPATHL); 6427 6428 if (NULL != dirname_now) 6429 { 6430 mch_dirname(dirname_now, MAXPATHL); 6431 if (STRCMP(dirname_start, dirname_now) != 0) 6432 { 6433 // If the directory has changed, change it back by building up an 6434 // appropriate ex command and executing it. 6435 exarg_T ea; 6436 6437 CLEAR_FIELD(ea); 6438 ea.arg = dirname_start; 6439 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 6440 ex_cd(&ea); 6441 } 6442 vim_free(dirname_now); 6443 } 6444 } 6445 6446 /* 6447 * Load file "fname" into a dummy buffer and return the buffer pointer, 6448 * placing the directory resulting from the buffer load into the 6449 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 6450 * prior to calling this function. Restores directory to "dirname_start" prior 6451 * to returning, if autocmds or the 'autochdir' option have changed it. 6452 * 6453 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 6454 * or wipe_dummy_buffer() later! 6455 * 6456 * Returns NULL if it fails. 6457 */ 6458 static buf_T * 6459 load_dummy_buffer( 6460 char_u *fname, 6461 char_u *dirname_start, // in: old directory 6462 char_u *resulting_dir) // out: new directory 6463 { 6464 buf_T *newbuf; 6465 bufref_T newbufref; 6466 bufref_T newbuf_to_wipe; 6467 int failed = TRUE; 6468 aco_save_T aco; 6469 int readfile_result; 6470 6471 // Allocate a buffer without putting it in the buffer list. 6472 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 6473 if (newbuf == NULL) 6474 return NULL; 6475 set_bufref(&newbufref, newbuf); 6476 6477 // Init the options. 6478 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 6479 6480 // need to open the memfile before putting the buffer in a window 6481 if (ml_open(newbuf) == OK) 6482 { 6483 // Make sure this buffer isn't wiped out by autocommands. 6484 ++newbuf->b_locked; 6485 6486 // set curwin/curbuf to buf and save a few things 6487 aucmd_prepbuf(&aco, newbuf); 6488 6489 // Need to set the filename for autocommands. 6490 (void)setfname(curbuf, fname, NULL, FALSE); 6491 6492 // Create swap file now to avoid the ATTENTION message. 6493 check_need_swap(TRUE); 6494 6495 // Remove the "dummy" flag, otherwise autocommands may not 6496 // work. 6497 curbuf->b_flags &= ~BF_DUMMY; 6498 6499 newbuf_to_wipe.br_buf = NULL; 6500 readfile_result = readfile(fname, NULL, 6501 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 6502 NULL, READ_NEW | READ_DUMMY); 6503 --newbuf->b_locked; 6504 if (readfile_result == OK 6505 && !got_int 6506 && !(curbuf->b_flags & BF_NEW)) 6507 { 6508 failed = FALSE; 6509 if (curbuf != newbuf) 6510 { 6511 // Bloody autocommands changed the buffer! Can happen when 6512 // using netrw and editing a remote file. Use the current 6513 // buffer instead, delete the dummy one after restoring the 6514 // window stuff. 6515 set_bufref(&newbuf_to_wipe, newbuf); 6516 newbuf = curbuf; 6517 } 6518 } 6519 6520 // restore curwin/curbuf and a few other things 6521 aucmd_restbuf(&aco); 6522 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 6523 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 6524 6525 // Add back the "dummy" flag, otherwise buflist_findname_stat() won't 6526 // skip it. 6527 newbuf->b_flags |= BF_DUMMY; 6528 } 6529 6530 // When autocommands/'autochdir' option changed directory: go back. 6531 // Let the caller know what the resulting dir was first, in case it is 6532 // important. 6533 mch_dirname(resulting_dir, MAXPATHL); 6534 restore_start_dir(dirname_start); 6535 6536 if (!bufref_valid(&newbufref)) 6537 return NULL; 6538 if (failed) 6539 { 6540 wipe_dummy_buffer(newbuf, dirname_start); 6541 return NULL; 6542 } 6543 return newbuf; 6544 } 6545 6546 /* 6547 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 6548 * directory to "dirname_start" prior to returning, if autocmds or the 6549 * 'autochdir' option have changed it. 6550 */ 6551 static void 6552 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 6553 { 6554 // If any autocommand opened a window on the dummy buffer, close that 6555 // window. If we can't close them all then give up. 6556 while (buf->b_nwindows > 0) 6557 { 6558 int did_one = FALSE; 6559 win_T *wp; 6560 6561 if (firstwin->w_next != NULL) 6562 FOR_ALL_WINDOWS(wp) 6563 if (wp->w_buffer == buf) 6564 { 6565 if (win_close(wp, FALSE) == OK) 6566 did_one = TRUE; 6567 break; 6568 } 6569 if (!did_one) 6570 return; 6571 } 6572 6573 if (curbuf != buf && buf->b_nwindows == 0) // safety check 6574 { 6575 #if defined(FEAT_EVAL) 6576 cleanup_T cs; 6577 6578 // Reset the error/interrupt/exception state here so that aborting() 6579 // returns FALSE when wiping out the buffer. Otherwise it doesn't 6580 // work when got_int is set. 6581 enter_cleanup(&cs); 6582 #endif 6583 6584 wipe_buffer(buf, TRUE); 6585 6586 #if defined(FEAT_EVAL) 6587 // Restore the error/interrupt/exception state if not discarded by a 6588 // new aborting error, interrupt, or uncaught exception. 6589 leave_cleanup(&cs); 6590 #endif 6591 // When autocommands/'autochdir' option changed directory: go back. 6592 restore_start_dir(dirname_start); 6593 } 6594 } 6595 6596 /* 6597 * Unload the dummy buffer that load_dummy_buffer() created. Restores 6598 * directory to "dirname_start" prior to returning, if autocmds or the 6599 * 'autochdir' option have changed it. 6600 */ 6601 static void 6602 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 6603 { 6604 if (curbuf != buf) // safety check 6605 { 6606 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE, TRUE); 6607 6608 // When autocommands/'autochdir' option changed directory: go back. 6609 restore_start_dir(dirname_start); 6610 } 6611 } 6612 6613 #if defined(FEAT_EVAL) || defined(PROTO) 6614 /* 6615 * Copy the specified quickfix entry items into a new dict and append the dict 6616 * to 'list'. Returns OK on success. 6617 */ 6618 static int 6619 get_qfline_items(qfline_T *qfp, list_T *list) 6620 { 6621 int bufnum; 6622 dict_T *dict; 6623 char_u buf[2]; 6624 6625 // Handle entries with a non-existing buffer number. 6626 bufnum = qfp->qf_fnum; 6627 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6628 bufnum = 0; 6629 6630 if ((dict = dict_alloc()) == NULL) 6631 return FAIL; 6632 if (list_append_dict(list, dict) == FAIL) 6633 return FAIL; 6634 6635 buf[0] = qfp->qf_type; 6636 buf[1] = NUL; 6637 if (dict_add_number(dict, "bufnr", (long)bufnum) == FAIL 6638 || dict_add_number(dict, "lnum", (long)qfp->qf_lnum) == FAIL 6639 || dict_add_number(dict, "end_lnum", (long)qfp->qf_end_lnum) == FAIL 6640 || dict_add_number(dict, "col", (long)qfp->qf_col) == FAIL 6641 || dict_add_number(dict, "end_col", (long)qfp->qf_end_col) == FAIL 6642 || dict_add_number(dict, "vcol", (long)qfp->qf_viscol) == FAIL 6643 || dict_add_number(dict, "nr", (long)qfp->qf_nr) == FAIL 6644 || dict_add_string(dict, "module", qfp->qf_module) == FAIL 6645 || dict_add_string(dict, "pattern", qfp->qf_pattern) == FAIL 6646 || dict_add_string(dict, "text", qfp->qf_text) == FAIL 6647 || dict_add_string(dict, "type", buf) == FAIL 6648 || dict_add_number(dict, "valid", (long)qfp->qf_valid) == FAIL) 6649 return FAIL; 6650 6651 return OK; 6652 } 6653 6654 /* 6655 * Add each quickfix error to list "list" as a dictionary. 6656 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 6657 * If eidx is not 0, then return only the specified entry. Otherwise return 6658 * all the entries. 6659 */ 6660 static int 6661 get_errorlist( 6662 qf_info_T *qi_arg, 6663 win_T *wp, 6664 int qf_idx, 6665 int eidx, 6666 list_T *list) 6667 { 6668 qf_info_T *qi = qi_arg; 6669 qf_list_T *qfl; 6670 qfline_T *qfp; 6671 int i; 6672 6673 if (qi == NULL) 6674 { 6675 qi = &ql_info; 6676 if (wp != NULL) 6677 { 6678 qi = GET_LOC_LIST(wp); 6679 if (qi == NULL) 6680 return FAIL; 6681 } 6682 } 6683 6684 if (eidx < 0) 6685 return OK; 6686 6687 if (qf_idx == INVALID_QFIDX) 6688 qf_idx = qi->qf_curlist; 6689 6690 if (qf_idx >= qi->qf_listcount) 6691 return FAIL; 6692 6693 qfl = qf_get_list(qi, qf_idx); 6694 if (qf_list_empty(qfl)) 6695 return FAIL; 6696 6697 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 6698 { 6699 if (eidx > 0) 6700 { 6701 if (eidx == i) 6702 return get_qfline_items(qfp, list); 6703 } 6704 else if (get_qfline_items(qfp, list) == FAIL) 6705 return FAIL; 6706 } 6707 6708 return OK; 6709 } 6710 6711 // Flags used by getqflist()/getloclist() to determine which fields to return. 6712 enum { 6713 QF_GETLIST_NONE = 0x0, 6714 QF_GETLIST_TITLE = 0x1, 6715 QF_GETLIST_ITEMS = 0x2, 6716 QF_GETLIST_NR = 0x4, 6717 QF_GETLIST_WINID = 0x8, 6718 QF_GETLIST_CONTEXT = 0x10, 6719 QF_GETLIST_ID = 0x20, 6720 QF_GETLIST_IDX = 0x40, 6721 QF_GETLIST_SIZE = 0x80, 6722 QF_GETLIST_TICK = 0x100, 6723 QF_GETLIST_FILEWINID = 0x200, 6724 QF_GETLIST_QFBUFNR = 0x400, 6725 QF_GETLIST_QFTF = 0x800, 6726 QF_GETLIST_ALL = 0xFFF, 6727 }; 6728 6729 /* 6730 * Parse text from 'di' and return the quickfix list items. 6731 * Existing quickfix lists are not modified. 6732 */ 6733 static int 6734 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 6735 { 6736 int status = FAIL; 6737 qf_info_T *qi; 6738 char_u *errorformat = p_efm; 6739 dictitem_T *efm_di; 6740 list_T *l; 6741 6742 // Only a List value is supported 6743 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 6744 { 6745 // If errorformat is supplied then use it, otherwise use the 'efm' 6746 // option setting 6747 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 6748 { 6749 if (efm_di->di_tv.v_type != VAR_STRING || 6750 efm_di->di_tv.vval.v_string == NULL) 6751 return FAIL; 6752 errorformat = efm_di->di_tv.vval.v_string; 6753 } 6754 6755 l = list_alloc(); 6756 if (l == NULL) 6757 return FAIL; 6758 6759 qi = qf_alloc_stack(QFLT_INTERNAL); 6760 if (qi != NULL) 6761 { 6762 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 6763 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 6764 { 6765 (void)get_errorlist(qi, NULL, 0, 0, l); 6766 qf_free(&qi->qf_lists[0]); 6767 } 6768 free(qi); 6769 } 6770 dict_add_list(retdict, "items", l); 6771 status = OK; 6772 } 6773 6774 return status; 6775 } 6776 6777 /* 6778 * Return the quickfix/location list window identifier in the current tabpage. 6779 */ 6780 static int 6781 qf_winid(qf_info_T *qi) 6782 { 6783 win_T *win; 6784 6785 // The quickfix window can be opened even if the quickfix list is not set 6786 // using ":copen". This is not true for location lists. 6787 if (qi == NULL) 6788 return 0; 6789 win = qf_find_win(qi); 6790 if (win != NULL) 6791 return win->w_id; 6792 return 0; 6793 } 6794 6795 /* 6796 * Returns the number of the buffer displayed in the quickfix/location list 6797 * window. If there is no buffer associated with the list, then returns 0. 6798 */ 6799 static int 6800 qf_getprop_qfbufnr(qf_info_T *qi, dict_T *retdict) 6801 { 6802 return dict_add_number(retdict, "qfbufnr", 6803 (qi == NULL) ? 0 : qi->qf_bufnr); 6804 } 6805 6806 /* 6807 * Convert the keys in 'what' to quickfix list property flags. 6808 */ 6809 static int 6810 qf_getprop_keys2flags(dict_T *what, int loclist) 6811 { 6812 int flags = QF_GETLIST_NONE; 6813 6814 if (dict_find(what, (char_u *)"all", -1) != NULL) 6815 { 6816 flags |= QF_GETLIST_ALL; 6817 if (!loclist) 6818 // File window ID is applicable only to location list windows 6819 flags &= ~ QF_GETLIST_FILEWINID; 6820 } 6821 6822 if (dict_find(what, (char_u *)"title", -1) != NULL) 6823 flags |= QF_GETLIST_TITLE; 6824 6825 if (dict_find(what, (char_u *)"nr", -1) != NULL) 6826 flags |= QF_GETLIST_NR; 6827 6828 if (dict_find(what, (char_u *)"winid", -1) != NULL) 6829 flags |= QF_GETLIST_WINID; 6830 6831 if (dict_find(what, (char_u *)"context", -1) != NULL) 6832 flags |= QF_GETLIST_CONTEXT; 6833 6834 if (dict_find(what, (char_u *)"id", -1) != NULL) 6835 flags |= QF_GETLIST_ID; 6836 6837 if (dict_find(what, (char_u *)"items", -1) != NULL) 6838 flags |= QF_GETLIST_ITEMS; 6839 6840 if (dict_find(what, (char_u *)"idx", -1) != NULL) 6841 flags |= QF_GETLIST_IDX; 6842 6843 if (dict_find(what, (char_u *)"size", -1) != NULL) 6844 flags |= QF_GETLIST_SIZE; 6845 6846 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 6847 flags |= QF_GETLIST_TICK; 6848 6849 if (loclist && dict_find(what, (char_u *)"filewinid", -1) != NULL) 6850 flags |= QF_GETLIST_FILEWINID; 6851 6852 if (dict_find(what, (char_u *)"qfbufnr", -1) != NULL) 6853 flags |= QF_GETLIST_QFBUFNR; 6854 6855 if (dict_find(what, (char_u *)"quickfixtextfunc", -1) != NULL) 6856 flags |= QF_GETLIST_QFTF; 6857 6858 return flags; 6859 } 6860 6861 /* 6862 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 6863 * If 'nr' and 'id' are not present in 'what' then return the current 6864 * quickfix list index. 6865 * If 'nr' is zero then return the current quickfix list index. 6866 * If 'nr' is '$' then return the last quickfix list index. 6867 * If 'id' is present then return the index of the quickfix list with that id. 6868 * If 'id' is zero then return the quickfix list index specified by 'nr'. 6869 * Return -1, if quickfix list is not present or if the stack is empty. 6870 */ 6871 static int 6872 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 6873 { 6874 int qf_idx; 6875 dictitem_T *di; 6876 6877 qf_idx = qi->qf_curlist; // default is the current list 6878 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6879 { 6880 // Use the specified quickfix/location list 6881 if (di->di_tv.v_type == VAR_NUMBER) 6882 { 6883 // for zero use the current list 6884 if (di->di_tv.vval.v_number != 0) 6885 { 6886 qf_idx = di->di_tv.vval.v_number - 1; 6887 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6888 qf_idx = INVALID_QFIDX; 6889 } 6890 } 6891 else if (di->di_tv.v_type == VAR_STRING 6892 && di->di_tv.vval.v_string != NULL 6893 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6894 // Get the last quickfix list number 6895 qf_idx = qi->qf_listcount - 1; 6896 else 6897 qf_idx = INVALID_QFIDX; 6898 } 6899 6900 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 6901 { 6902 // Look for a list with the specified id 6903 if (di->di_tv.v_type == VAR_NUMBER) 6904 { 6905 // For zero, use the current list or the list specified by 'nr' 6906 if (di->di_tv.vval.v_number != 0) 6907 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 6908 } 6909 else 6910 qf_idx = INVALID_QFIDX; 6911 } 6912 6913 return qf_idx; 6914 } 6915 6916 /* 6917 * Return default values for quickfix list properties in retdict. 6918 */ 6919 static int 6920 qf_getprop_defaults(qf_info_T *qi, int flags, int locstack, dict_T *retdict) 6921 { 6922 int status = OK; 6923 6924 if (flags & QF_GETLIST_TITLE) 6925 status = dict_add_string(retdict, "title", (char_u *)""); 6926 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6927 { 6928 list_T *l = list_alloc(); 6929 if (l != NULL) 6930 status = dict_add_list(retdict, "items", l); 6931 else 6932 status = FAIL; 6933 } 6934 if ((status == OK) && (flags & QF_GETLIST_NR)) 6935 status = dict_add_number(retdict, "nr", 0); 6936 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6937 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6938 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6939 status = dict_add_string(retdict, "context", (char_u *)""); 6940 if ((status == OK) && (flags & QF_GETLIST_ID)) 6941 status = dict_add_number(retdict, "id", 0); 6942 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6943 status = dict_add_number(retdict, "idx", 0); 6944 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6945 status = dict_add_number(retdict, "size", 0); 6946 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6947 status = dict_add_number(retdict, "changedtick", 0); 6948 if ((status == OK) && locstack && (flags & QF_GETLIST_FILEWINID)) 6949 status = dict_add_number(retdict, "filewinid", 0); 6950 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 6951 status = qf_getprop_qfbufnr(qi, retdict); 6952 if ((status == OK) && (flags & QF_GETLIST_QFTF)) 6953 status = dict_add_string(retdict, "quickfixtextfunc", (char_u *)""); 6954 6955 return status; 6956 } 6957 6958 /* 6959 * Return the quickfix list title as 'title' in retdict 6960 */ 6961 static int 6962 qf_getprop_title(qf_list_T *qfl, dict_T *retdict) 6963 { 6964 return dict_add_string(retdict, "title", qfl->qf_title); 6965 } 6966 6967 /* 6968 * Returns the identifier of the window used to display files from a location 6969 * list. If there is no associated window, then returns 0. Useful only when 6970 * called from a location list window. 6971 */ 6972 static int 6973 qf_getprop_filewinid(win_T *wp, qf_info_T *qi, dict_T *retdict) 6974 { 6975 int winid = 0; 6976 6977 if (wp != NULL && IS_LL_WINDOW(wp)) 6978 { 6979 win_T *ll_wp = qf_find_win_with_loclist(qi); 6980 if (ll_wp != NULL) 6981 winid = ll_wp->w_id; 6982 } 6983 6984 return dict_add_number(retdict, "filewinid", winid); 6985 } 6986 6987 /* 6988 * Return the quickfix list items/entries as 'items' in retdict. 6989 * If eidx is not 0, then return the item at the specified index. 6990 */ 6991 static int 6992 qf_getprop_items(qf_info_T *qi, int qf_idx, int eidx, dict_T *retdict) 6993 { 6994 int status = OK; 6995 list_T *l = list_alloc(); 6996 if (l != NULL) 6997 { 6998 (void)get_errorlist(qi, NULL, qf_idx, eidx, l); 6999 dict_add_list(retdict, "items", l); 7000 } 7001 else 7002 status = FAIL; 7003 7004 return status; 7005 } 7006 7007 /* 7008 * Return the quickfix list context (if any) as 'context' in retdict. 7009 */ 7010 static int 7011 qf_getprop_ctx(qf_list_T *qfl, dict_T *retdict) 7012 { 7013 int status; 7014 dictitem_T *di; 7015 7016 if (qfl->qf_ctx != NULL) 7017 { 7018 di = dictitem_alloc((char_u *)"context"); 7019 if (di != NULL) 7020 { 7021 copy_tv(qfl->qf_ctx, &di->di_tv); 7022 status = dict_add(retdict, di); 7023 if (status == FAIL) 7024 dictitem_free(di); 7025 } 7026 else 7027 status = FAIL; 7028 } 7029 else 7030 status = dict_add_string(retdict, "context", (char_u *)""); 7031 7032 return status; 7033 } 7034 7035 /* 7036 * Return the current quickfix list index as 'idx' in retdict. 7037 * If a specific entry index (eidx) is supplied, then use that. 7038 */ 7039 static int 7040 qf_getprop_idx(qf_list_T *qfl, int eidx, dict_T *retdict) 7041 { 7042 if (eidx == 0) 7043 { 7044 eidx = qfl->qf_index; 7045 if (qf_list_empty(qfl)) 7046 // For empty lists, current index is set to 0 7047 eidx = 0; 7048 } 7049 return dict_add_number(retdict, "idx", eidx); 7050 } 7051 7052 /* 7053 * Return the 'quickfixtextfunc' function of a quickfix/location list 7054 */ 7055 static int 7056 qf_getprop_qftf(qf_list_T *qfl, dict_T *retdict) 7057 { 7058 int status; 7059 7060 if (qfl->qftf_cb.cb_name != NULL) 7061 { 7062 typval_T tv; 7063 7064 put_callback(&qfl->qftf_cb, &tv); 7065 status = dict_add_tv(retdict, "quickfixtextfunc", &tv); 7066 clear_tv(&tv); 7067 } 7068 else 7069 status = dict_add_string(retdict, "quickfixtextfunc", (char_u *)""); 7070 7071 return status; 7072 } 7073 7074 /* 7075 * Return quickfix/location list details (title) as a 7076 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 7077 * then current list is used. Otherwise the specified list is used. 7078 */ 7079 static int 7080 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 7081 { 7082 qf_info_T *qi = &ql_info; 7083 qf_list_T *qfl; 7084 int status = OK; 7085 int qf_idx = INVALID_QFIDX; 7086 int eidx = 0; 7087 dictitem_T *di; 7088 int flags = QF_GETLIST_NONE; 7089 7090 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7091 return qf_get_list_from_lines(what, di, retdict); 7092 7093 if (wp != NULL) 7094 qi = GET_LOC_LIST(wp); 7095 7096 flags = qf_getprop_keys2flags(what, (wp != NULL)); 7097 7098 if (!qf_stack_empty(qi)) 7099 qf_idx = qf_getprop_qfidx(qi, what); 7100 7101 // List is not present or is empty 7102 if (qf_stack_empty(qi) || qf_idx == INVALID_QFIDX) 7103 return qf_getprop_defaults(qi, flags, wp != NULL, retdict); 7104 7105 qfl = qf_get_list(qi, qf_idx); 7106 7107 // If an entry index is specified, use that 7108 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7109 { 7110 if (di->di_tv.v_type != VAR_NUMBER) 7111 return FAIL; 7112 eidx = di->di_tv.vval.v_number; 7113 } 7114 7115 if (flags & QF_GETLIST_TITLE) 7116 status = qf_getprop_title(qfl, retdict); 7117 if ((status == OK) && (flags & QF_GETLIST_NR)) 7118 status = dict_add_number(retdict, "nr", qf_idx + 1); 7119 if ((status == OK) && (flags & QF_GETLIST_WINID)) 7120 status = dict_add_number(retdict, "winid", qf_winid(qi)); 7121 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 7122 status = qf_getprop_items(qi, qf_idx, eidx, retdict); 7123 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 7124 status = qf_getprop_ctx(qfl, retdict); 7125 if ((status == OK) && (flags & QF_GETLIST_ID)) 7126 status = dict_add_number(retdict, "id", qfl->qf_id); 7127 if ((status == OK) && (flags & QF_GETLIST_IDX)) 7128 status = qf_getprop_idx(qfl, eidx, retdict); 7129 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 7130 status = dict_add_number(retdict, "size", qfl->qf_count); 7131 if ((status == OK) && (flags & QF_GETLIST_TICK)) 7132 status = dict_add_number(retdict, "changedtick", qfl->qf_changedtick); 7133 if ((status == OK) && (wp != NULL) && (flags & QF_GETLIST_FILEWINID)) 7134 status = qf_getprop_filewinid(wp, qi, retdict); 7135 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 7136 status = qf_getprop_qfbufnr(qi, retdict); 7137 if ((status == OK) && (flags & QF_GETLIST_QFTF)) 7138 status = qf_getprop_qftf(qfl, retdict); 7139 7140 return status; 7141 } 7142 7143 /* 7144 * Add a new quickfix entry to list at 'qf_idx' in the stack 'qi' from the 7145 * items in the dict 'd'. If it is a valid error entry, then set 'valid_entry' 7146 * to TRUE. 7147 */ 7148 static int 7149 qf_add_entry_from_dict( 7150 qf_list_T *qfl, 7151 dict_T *d, 7152 int first_entry, 7153 int *valid_entry) 7154 { 7155 static int did_bufnr_emsg; 7156 char_u *filename, *module, *pattern, *text, *type; 7157 int bufnum, valid, status, col, end_col, vcol, nr; 7158 long lnum, end_lnum; 7159 7160 if (first_entry) 7161 did_bufnr_emsg = FALSE; 7162 7163 filename = dict_get_string(d, (char_u *)"filename", TRUE); 7164 module = dict_get_string(d, (char_u *)"module", TRUE); 7165 bufnum = (int)dict_get_number(d, (char_u *)"bufnr"); 7166 lnum = (int)dict_get_number(d, (char_u *)"lnum"); 7167 end_lnum = (int)dict_get_number(d, (char_u *)"end_lnum"); 7168 col = (int)dict_get_number(d, (char_u *)"col"); 7169 end_col = (int)dict_get_number(d, (char_u *)"end_col"); 7170 vcol = (int)dict_get_number(d, (char_u *)"vcol"); 7171 nr = (int)dict_get_number(d, (char_u *)"nr"); 7172 type = dict_get_string(d, (char_u *)"type", TRUE); 7173 pattern = dict_get_string(d, (char_u *)"pattern", TRUE); 7174 text = dict_get_string(d, (char_u *)"text", TRUE); 7175 if (text == NULL) 7176 text = vim_strsave((char_u *)""); 7177 7178 valid = TRUE; 7179 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 7180 valid = FALSE; 7181 7182 // Mark entries with non-existing buffer number as not valid. Give the 7183 // error message only once. 7184 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 7185 { 7186 if (!did_bufnr_emsg) 7187 { 7188 did_bufnr_emsg = TRUE; 7189 semsg(_("E92: Buffer %d not found"), bufnum); 7190 } 7191 valid = FALSE; 7192 bufnum = 0; 7193 } 7194 7195 // If the 'valid' field is present it overrules the detected value. 7196 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 7197 valid = (int)dict_get_bool(d, (char_u *)"valid", FALSE); 7198 7199 status = qf_add_entry(qfl, 7200 NULL, // dir 7201 filename, 7202 module, 7203 bufnum, 7204 text, 7205 lnum, 7206 end_lnum, 7207 col, 7208 end_col, 7209 vcol, // vis_col 7210 pattern, // search pattern 7211 nr, 7212 type == NULL ? NUL : *type, 7213 valid); 7214 7215 vim_free(filename); 7216 vim_free(module); 7217 vim_free(pattern); 7218 vim_free(text); 7219 vim_free(type); 7220 7221 if (valid) 7222 *valid_entry = TRUE; 7223 7224 return status; 7225 } 7226 7227 /* 7228 * Add list of entries to quickfix/location list. Each list entry is 7229 * a dictionary with item information. 7230 */ 7231 static int 7232 qf_add_entries( 7233 qf_info_T *qi, 7234 int qf_idx, 7235 list_T *list, 7236 char_u *title, 7237 int action) 7238 { 7239 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7240 listitem_T *li; 7241 dict_T *d; 7242 qfline_T *old_last = NULL; 7243 int retval = OK; 7244 int valid_entry = FALSE; 7245 7246 if (action == ' ' || qf_idx == qi->qf_listcount) 7247 { 7248 // make place for a new list 7249 qf_new_list(qi, title); 7250 qf_idx = qi->qf_curlist; 7251 qfl = qf_get_list(qi, qf_idx); 7252 } 7253 else if (action == 'a' && !qf_list_empty(qfl)) 7254 // Adding to existing list, use last entry. 7255 old_last = qfl->qf_last; 7256 else if (action == 'r') 7257 { 7258 qf_free_items(qfl); 7259 qf_store_title(qfl, title); 7260 } 7261 7262 FOR_ALL_LIST_ITEMS(list, li) 7263 { 7264 if (li->li_tv.v_type != VAR_DICT) 7265 continue; // Skip non-dict items 7266 7267 d = li->li_tv.vval.v_dict; 7268 if (d == NULL) 7269 continue; 7270 7271 retval = qf_add_entry_from_dict(qfl, d, li == list->lv_first, 7272 &valid_entry); 7273 if (retval == QF_FAIL) 7274 break; 7275 } 7276 7277 // Check if any valid error entries are added to the list. 7278 if (valid_entry) 7279 qfl->qf_nonevalid = FALSE; 7280 else if (qfl->qf_index == 0) 7281 // no valid entry 7282 qfl->qf_nonevalid = TRUE; 7283 7284 // If not appending to the list, set the current error to the first entry 7285 if (action != 'a') 7286 qfl->qf_ptr = qfl->qf_start; 7287 7288 // Update the current error index if not appending to the list or if the 7289 // list was empty before and it is not empty now. 7290 if ((action != 'a' || qfl->qf_index == 0) && !qf_list_empty(qfl)) 7291 qfl->qf_index = 1; 7292 7293 // Don't update the cursor in quickfix window when appending entries 7294 qf_update_buffer(qi, old_last); 7295 7296 return retval; 7297 } 7298 7299 /* 7300 * Get the quickfix list index from 'nr' or 'id' 7301 */ 7302 static int 7303 qf_setprop_get_qfidx( 7304 qf_info_T *qi, 7305 dict_T *what, 7306 int action, 7307 int *newlist) 7308 { 7309 dictitem_T *di; 7310 int qf_idx = qi->qf_curlist; // default is the current list 7311 7312 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 7313 { 7314 // Use the specified quickfix/location list 7315 if (di->di_tv.v_type == VAR_NUMBER) 7316 { 7317 // for zero use the current list 7318 if (di->di_tv.vval.v_number != 0) 7319 qf_idx = di->di_tv.vval.v_number - 1; 7320 7321 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 7322 { 7323 // When creating a new list, accept qf_idx pointing to the next 7324 // non-available list and add the new list at the end of the 7325 // stack. 7326 *newlist = TRUE; 7327 qf_idx = qf_stack_empty(qi) ? 0 : qi->qf_listcount - 1; 7328 } 7329 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 7330 return INVALID_QFIDX; 7331 else if (action != ' ') 7332 *newlist = FALSE; // use the specified list 7333 } 7334 else if (di->di_tv.v_type == VAR_STRING 7335 && di->di_tv.vval.v_string != NULL 7336 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7337 { 7338 if (!qf_stack_empty(qi)) 7339 qf_idx = qi->qf_listcount - 1; 7340 else if (*newlist) 7341 qf_idx = 0; 7342 else 7343 return INVALID_QFIDX; 7344 } 7345 else 7346 return INVALID_QFIDX; 7347 } 7348 7349 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 7350 { 7351 // Use the quickfix/location list with the specified id 7352 if (di->di_tv.v_type != VAR_NUMBER) 7353 return INVALID_QFIDX; 7354 7355 return qf_id2nr(qi, di->di_tv.vval.v_number); 7356 } 7357 7358 return qf_idx; 7359 } 7360 7361 /* 7362 * Set the quickfix list title. 7363 */ 7364 static int 7365 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 7366 { 7367 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7368 7369 if (di->di_tv.v_type != VAR_STRING) 7370 return FAIL; 7371 7372 vim_free(qfl->qf_title); 7373 qfl->qf_title = dict_get_string(what, (char_u *)"title", TRUE); 7374 if (qf_idx == qi->qf_curlist) 7375 qf_update_win_titlevar(qi); 7376 7377 return OK; 7378 } 7379 7380 /* 7381 * Set quickfix list items/entries. 7382 */ 7383 static int 7384 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 7385 { 7386 int retval = FAIL; 7387 char_u *title_save; 7388 7389 if (di->di_tv.v_type != VAR_LIST) 7390 return FAIL; 7391 7392 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 7393 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 7394 title_save, action == ' ' ? 'a' : action); 7395 vim_free(title_save); 7396 7397 return retval; 7398 } 7399 7400 /* 7401 * Set quickfix list items/entries from a list of lines. 7402 */ 7403 static int 7404 qf_setprop_items_from_lines( 7405 qf_info_T *qi, 7406 int qf_idx, 7407 dict_T *what, 7408 dictitem_T *di, 7409 int action) 7410 { 7411 char_u *errorformat = p_efm; 7412 dictitem_T *efm_di; 7413 int retval = FAIL; 7414 7415 // Use the user supplied errorformat settings (if present) 7416 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 7417 { 7418 if (efm_di->di_tv.v_type != VAR_STRING || 7419 efm_di->di_tv.vval.v_string == NULL) 7420 return FAIL; 7421 errorformat = efm_di->di_tv.vval.v_string; 7422 } 7423 7424 // Only a List value is supported 7425 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 7426 return FAIL; 7427 7428 if (action == 'r') 7429 qf_free_items(&qi->qf_lists[qf_idx]); 7430 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 7431 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) >= 0) 7432 retval = OK; 7433 7434 return retval; 7435 } 7436 7437 /* 7438 * Set quickfix list context. 7439 */ 7440 static int 7441 qf_setprop_context(qf_list_T *qfl, dictitem_T *di) 7442 { 7443 typval_T *ctx; 7444 7445 free_tv(qfl->qf_ctx); 7446 ctx = alloc_tv(); 7447 if (ctx != NULL) 7448 copy_tv(&di->di_tv, ctx); 7449 qfl->qf_ctx = ctx; 7450 7451 return OK; 7452 } 7453 7454 /* 7455 * Set the current index in the specified quickfix list 7456 */ 7457 static int 7458 qf_setprop_curidx(qf_info_T *qi, qf_list_T *qfl, dictitem_T *di) 7459 { 7460 int denote = FALSE; 7461 int newidx; 7462 int old_qfidx; 7463 qfline_T *qf_ptr; 7464 7465 // If the specified index is '$', then use the last entry 7466 if (di->di_tv.v_type == VAR_STRING 7467 && di->di_tv.vval.v_string != NULL 7468 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7469 newidx = qfl->qf_count; 7470 else 7471 { 7472 // Otherwise use the specified index 7473 newidx = tv_get_number_chk(&di->di_tv, &denote); 7474 if (denote) 7475 return FAIL; 7476 } 7477 7478 if (newidx < 1) // sanity check 7479 return FAIL; 7480 if (newidx > qfl->qf_count) 7481 newidx = qfl->qf_count; 7482 7483 old_qfidx = qfl->qf_index; 7484 qf_ptr = get_nth_entry(qfl, newidx, &newidx); 7485 if (qf_ptr == NULL) 7486 return FAIL; 7487 qfl->qf_ptr = qf_ptr; 7488 qfl->qf_index = newidx; 7489 7490 // If the current list is modified and it is displayed in the quickfix 7491 // window, then Update it. 7492 if (qf_get_curlist(qi)->qf_id == qfl->qf_id) 7493 qf_win_pos_update(qi, old_qfidx); 7494 7495 return OK; 7496 } 7497 7498 /* 7499 * Set the current index in the specified quickfix list 7500 */ 7501 static int 7502 qf_setprop_qftf(qf_info_T *qi UNUSED, qf_list_T *qfl, dictitem_T *di) 7503 { 7504 callback_T cb; 7505 7506 free_callback(&qfl->qftf_cb); 7507 cb = get_callback(&di->di_tv); 7508 if (cb.cb_name != NULL && *cb.cb_name != NUL) 7509 set_callback(&qfl->qftf_cb, &cb); 7510 7511 return OK; 7512 } 7513 7514 /* 7515 * Set quickfix/location list properties (title, items, context). 7516 * Also used to add items from parsing a list of lines. 7517 * Used by the setqflist() and setloclist() Vim script functions. 7518 */ 7519 static int 7520 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 7521 { 7522 dictitem_T *di; 7523 int retval = FAIL; 7524 int qf_idx; 7525 int newlist = FALSE; 7526 qf_list_T *qfl; 7527 7528 if (action == ' ' || qf_stack_empty(qi)) 7529 newlist = TRUE; 7530 7531 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 7532 if (qf_idx == INVALID_QFIDX) // List not found 7533 return FAIL; 7534 7535 if (newlist) 7536 { 7537 qi->qf_curlist = qf_idx; 7538 qf_new_list(qi, title); 7539 qf_idx = qi->qf_curlist; 7540 } 7541 7542 qfl = qf_get_list(qi, qf_idx); 7543 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 7544 retval = qf_setprop_title(qi, qf_idx, what, di); 7545 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 7546 retval = qf_setprop_items(qi, qf_idx, di, action); 7547 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7548 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 7549 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 7550 retval = qf_setprop_context(qfl, di); 7551 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7552 retval = qf_setprop_curidx(qi, qfl, di); 7553 if ((di = dict_find(what, (char_u *)"quickfixtextfunc", -1)) != NULL) 7554 retval = qf_setprop_qftf(qi, qfl, di); 7555 7556 if (newlist || retval == OK) 7557 qf_list_changed(qfl); 7558 if (newlist) 7559 qf_update_buffer(qi, NULL); 7560 7561 return retval; 7562 } 7563 7564 /* 7565 * Free the entire quickfix/location list stack. 7566 * If the quickfix/location list window is open, then clear it. 7567 */ 7568 static void 7569 qf_free_stack(win_T *wp, qf_info_T *qi) 7570 { 7571 win_T *qfwin = qf_find_win(qi); 7572 win_T *llwin = NULL; 7573 7574 if (qfwin != NULL) 7575 { 7576 // If the quickfix/location list window is open, then clear it 7577 if (qi->qf_curlist < qi->qf_listcount) 7578 qf_free(qf_get_curlist(qi)); 7579 qf_update_buffer(qi, NULL); 7580 } 7581 7582 if (wp != NULL && IS_LL_WINDOW(wp)) 7583 { 7584 // If in the location list window, then use the non-location list 7585 // window with this location list (if present) 7586 llwin = qf_find_win_with_loclist(qi); 7587 if (llwin != NULL) 7588 wp = llwin; 7589 } 7590 7591 qf_free_all(wp); 7592 if (wp == NULL) 7593 { 7594 // quickfix list 7595 qi->qf_curlist = 0; 7596 qi->qf_listcount = 0; 7597 } 7598 else if (qfwin != NULL) 7599 { 7600 // If the location list window is open, then create a new empty 7601 // location list 7602 qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION); 7603 7604 if (new_ll != NULL) 7605 { 7606 new_ll->qf_bufnr = qfwin->w_buffer->b_fnum; 7607 7608 // first free the list reference in the location list window 7609 ll_free_all(&qfwin->w_llist_ref); 7610 7611 qfwin->w_llist_ref = new_ll; 7612 if (wp != qfwin) 7613 win_set_loclist(wp, new_ll); 7614 } 7615 } 7616 } 7617 7618 /* 7619 * Populate the quickfix list with the items supplied in the list 7620 * of dictionaries. "title" will be copied to w:quickfix_title. 7621 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 7622 * When "what" is not NULL then only set some properties. 7623 */ 7624 int 7625 set_errorlist( 7626 win_T *wp, 7627 list_T *list, 7628 int action, 7629 char_u *title, 7630 dict_T *what) 7631 { 7632 qf_info_T *qi = &ql_info; 7633 int retval = OK; 7634 7635 if (wp != NULL) 7636 { 7637 qi = ll_get_or_alloc_list(wp); 7638 if (qi == NULL) 7639 return FAIL; 7640 } 7641 7642 if (action == 'f') 7643 { 7644 // Free the entire quickfix or location list stack 7645 qf_free_stack(wp, qi); 7646 return OK; 7647 } 7648 7649 // A dict argument cannot be specified with a non-empty list argument 7650 if (list->lv_len != 0 && what != NULL) 7651 { 7652 semsg(_(e_invarg2), 7653 _("cannot have both a list and a \"what\" argument")); 7654 return FAIL; 7655 } 7656 7657 incr_quickfix_busy(); 7658 7659 if (what != NULL) 7660 retval = qf_set_properties(qi, what, action, title); 7661 else 7662 { 7663 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 7664 if (retval == OK) 7665 qf_list_changed(qf_get_curlist(qi)); 7666 } 7667 7668 decr_quickfix_busy(); 7669 7670 return retval; 7671 } 7672 7673 /* 7674 * Mark the context as in use for all the lists in a quickfix stack. 7675 */ 7676 static int 7677 mark_quickfix_ctx(qf_info_T *qi, int copyID) 7678 { 7679 int i; 7680 int abort = FALSE; 7681 typval_T *ctx; 7682 7683 for (i = 0; i < LISTCOUNT && !abort; ++i) 7684 { 7685 ctx = qi->qf_lists[i].qf_ctx; 7686 if (ctx != NULL && ctx->v_type != VAR_NUMBER 7687 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 7688 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 7689 } 7690 7691 return abort; 7692 } 7693 7694 /* 7695 * Mark the context of the quickfix list and the location lists (if present) as 7696 * "in use". So that garbage collection doesn't free the context. 7697 */ 7698 int 7699 set_ref_in_quickfix(int copyID) 7700 { 7701 int abort = FALSE; 7702 tabpage_T *tp; 7703 win_T *win; 7704 7705 abort = mark_quickfix_ctx(&ql_info, copyID); 7706 if (abort) 7707 return abort; 7708 7709 FOR_ALL_TAB_WINDOWS(tp, win) 7710 { 7711 if (win->w_llist != NULL) 7712 { 7713 abort = mark_quickfix_ctx(win->w_llist, copyID); 7714 if (abort) 7715 return abort; 7716 } 7717 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 7718 { 7719 // In a location list window and none of the other windows is 7720 // referring to this location list. Mark the location list 7721 // context as still in use. 7722 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 7723 if (abort) 7724 return abort; 7725 } 7726 } 7727 7728 return abort; 7729 } 7730 #endif 7731 7732 /* 7733 * Return the autocmd name for the :cbuffer Ex commands 7734 */ 7735 static char_u * 7736 cbuffer_get_auname(cmdidx_T cmdidx) 7737 { 7738 switch (cmdidx) 7739 { 7740 case CMD_cbuffer: return (char_u *)"cbuffer"; 7741 case CMD_cgetbuffer: return (char_u *)"cgetbuffer"; 7742 case CMD_caddbuffer: return (char_u *)"caddbuffer"; 7743 case CMD_lbuffer: return (char_u *)"lbuffer"; 7744 case CMD_lgetbuffer: return (char_u *)"lgetbuffer"; 7745 case CMD_laddbuffer: return (char_u *)"laddbuffer"; 7746 default: return NULL; 7747 } 7748 } 7749 7750 /* 7751 * Process and validate the arguments passed to the :cbuffer, :caddbuffer, 7752 * :cgetbuffer, :lbuffer, :laddbuffer, :lgetbuffer Ex commands. 7753 */ 7754 static int 7755 cbuffer_process_args( 7756 exarg_T *eap, 7757 buf_T **bufp, 7758 linenr_T *line1, 7759 linenr_T *line2) 7760 { 7761 buf_T *buf = NULL; 7762 7763 if (*eap->arg == NUL) 7764 buf = curbuf; 7765 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 7766 buf = buflist_findnr(atoi((char *)eap->arg)); 7767 7768 if (buf == NULL) 7769 { 7770 emsg(_(e_invarg)); 7771 return FAIL; 7772 } 7773 7774 if (buf->b_ml.ml_mfp == NULL) 7775 { 7776 emsg(_("E681: Buffer is not loaded")); 7777 return FAIL; 7778 } 7779 7780 if (eap->addr_count == 0) 7781 { 7782 eap->line1 = 1; 7783 eap->line2 = buf->b_ml.ml_line_count; 7784 } 7785 7786 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 7787 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 7788 { 7789 emsg(_(e_invalid_range)); 7790 return FAIL; 7791 } 7792 7793 *line1 = eap->line1; 7794 *line2 = eap->line2; 7795 *bufp = buf; 7796 7797 return OK; 7798 } 7799 7800 /* 7801 * ":[range]cbuffer [bufnr]" command. 7802 * ":[range]caddbuffer [bufnr]" command. 7803 * ":[range]cgetbuffer [bufnr]" command. 7804 * ":[range]lbuffer [bufnr]" command. 7805 * ":[range]laddbuffer [bufnr]" command. 7806 * ":[range]lgetbuffer [bufnr]" command. 7807 */ 7808 void 7809 ex_cbuffer(exarg_T *eap) 7810 { 7811 buf_T *buf = NULL; 7812 qf_info_T *qi; 7813 char_u *au_name = NULL; 7814 int res; 7815 int_u save_qfid; 7816 win_T *wp = NULL; 7817 char_u *qf_title; 7818 linenr_T line1; 7819 linenr_T line2; 7820 7821 au_name = cbuffer_get_auname(eap->cmdidx); 7822 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7823 curbuf->b_fname, TRUE, curbuf)) 7824 { 7825 #ifdef FEAT_EVAL 7826 if (aborting()) 7827 return; 7828 #endif 7829 } 7830 7831 // Must come after autocommands. 7832 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7833 if (qi == NULL) 7834 return; 7835 7836 if (cbuffer_process_args(eap, &buf, &line1, &line2) == FAIL) 7837 return; 7838 7839 qf_title = qf_cmdtitle(*eap->cmdlinep); 7840 7841 if (buf->b_sfname) 7842 { 7843 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 7844 (char *)qf_title, (char *)buf->b_sfname); 7845 qf_title = IObuff; 7846 } 7847 7848 incr_quickfix_busy(); 7849 7850 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 7851 (eap->cmdidx != CMD_caddbuffer 7852 && eap->cmdidx != CMD_laddbuffer), 7853 line1, line2, 7854 qf_title, NULL); 7855 if (qf_stack_empty(qi)) 7856 { 7857 decr_quickfix_busy(); 7858 return; 7859 } 7860 if (res >= 0) 7861 qf_list_changed(qf_get_curlist(qi)); 7862 7863 // Remember the current quickfix list identifier, so that we can 7864 // check for autocommands changing the current quickfix list. 7865 save_qfid = qf_get_curlist(qi)->qf_id; 7866 if (au_name != NULL) 7867 { 7868 buf_T *curbuf_old = curbuf; 7869 7870 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, curbuf->b_fname, 7871 TRUE, curbuf); 7872 if (curbuf != curbuf_old) 7873 // Autocommands changed buffer, don't jump now, "qi" may 7874 // be invalid. 7875 res = 0; 7876 } 7877 // Jump to the first error for a new list and if autocmds didn't 7878 // free the list. 7879 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 7880 eap->cmdidx == CMD_lbuffer) 7881 && qflist_valid(wp, save_qfid)) 7882 // display the first error 7883 qf_jump_first(qi, save_qfid, eap->forceit); 7884 7885 decr_quickfix_busy(); 7886 } 7887 7888 #if defined(FEAT_EVAL) || defined(PROTO) 7889 /* 7890 * Return the autocmd name for the :cexpr Ex commands. 7891 */ 7892 char_u * 7893 cexpr_get_auname(cmdidx_T cmdidx) 7894 { 7895 switch (cmdidx) 7896 { 7897 case CMD_cexpr: return (char_u *)"cexpr"; 7898 case CMD_cgetexpr: return (char_u *)"cgetexpr"; 7899 case CMD_caddexpr: return (char_u *)"caddexpr"; 7900 case CMD_lexpr: return (char_u *)"lexpr"; 7901 case CMD_lgetexpr: return (char_u *)"lgetexpr"; 7902 case CMD_laddexpr: return (char_u *)"laddexpr"; 7903 default: return NULL; 7904 } 7905 } 7906 7907 int 7908 trigger_cexpr_autocmd(int cmdidx) 7909 { 7910 char_u *au_name = cexpr_get_auname(cmdidx); 7911 7912 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7913 curbuf->b_fname, TRUE, curbuf)) 7914 { 7915 if (aborting()) 7916 return FAIL; 7917 } 7918 return OK; 7919 } 7920 7921 int 7922 cexpr_core(exarg_T *eap, typval_T *tv) 7923 { 7924 qf_info_T *qi; 7925 win_T *wp = NULL; 7926 7927 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7928 if (qi == NULL) 7929 return FAIL; 7930 7931 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 7932 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 7933 { 7934 int res; 7935 int_u save_qfid; 7936 char_u *au_name = cexpr_get_auname(eap->cmdidx); 7937 7938 incr_quickfix_busy(); 7939 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 7940 (eap->cmdidx != CMD_caddexpr 7941 && eap->cmdidx != CMD_laddexpr), 7942 (linenr_T)0, (linenr_T)0, 7943 qf_cmdtitle(*eap->cmdlinep), NULL); 7944 if (qf_stack_empty(qi)) 7945 { 7946 decr_quickfix_busy(); 7947 return FAIL; 7948 } 7949 if (res >= 0) 7950 qf_list_changed(qf_get_curlist(qi)); 7951 7952 // Remember the current quickfix list identifier, so that we can 7953 // check for autocommands changing the current quickfix list. 7954 save_qfid = qf_get_curlist(qi)->qf_id; 7955 if (au_name != NULL) 7956 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7957 curbuf->b_fname, TRUE, curbuf); 7958 7959 // Jump to the first error for a new list and if autocmds didn't 7960 // free the list. 7961 if (res > 0 && (eap->cmdidx == CMD_cexpr || eap->cmdidx == CMD_lexpr) 7962 && qflist_valid(wp, save_qfid)) 7963 // display the first error 7964 qf_jump_first(qi, save_qfid, eap->forceit); 7965 decr_quickfix_busy(); 7966 return OK; 7967 } 7968 7969 emsg(_("E777: String or List expected")); 7970 return FAIL; 7971 } 7972 7973 /* 7974 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 7975 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 7976 * Also: ":caddexpr", ":cgetexpr", "laddexpr" and "laddexpr". 7977 */ 7978 void 7979 ex_cexpr(exarg_T *eap) 7980 { 7981 typval_T *tv; 7982 7983 if (trigger_cexpr_autocmd(eap->cmdidx) == FAIL) 7984 return; 7985 7986 // Evaluate the expression. When the result is a string or a list we can 7987 // use it to fill the errorlist. 7988 tv = eval_expr(eap->arg, eap); 7989 if (tv != NULL) 7990 { 7991 (void)cexpr_core(eap, tv); 7992 free_tv(tv); 7993 } 7994 } 7995 #endif 7996 7997 /* 7998 * Get the location list for ":lhelpgrep" 7999 */ 8000 static qf_info_T * 8001 hgr_get_ll(int *new_ll) 8002 { 8003 win_T *wp; 8004 qf_info_T *qi; 8005 8006 // If the current window is a help window, then use it 8007 if (bt_help(curwin->w_buffer)) 8008 wp = curwin; 8009 else 8010 // Find an existing help window 8011 wp = qf_find_help_win(); 8012 8013 if (wp == NULL) // Help window not found 8014 qi = NULL; 8015 else 8016 qi = wp->w_llist; 8017 8018 if (qi == NULL) 8019 { 8020 // Allocate a new location list for help text matches 8021 if ((qi = qf_alloc_stack(QFLT_LOCATION)) == NULL) 8022 return NULL; 8023 *new_ll = TRUE; 8024 } 8025 8026 return qi; 8027 } 8028 8029 /* 8030 * Search for a pattern in a help file. 8031 */ 8032 static void 8033 hgr_search_file( 8034 qf_list_T *qfl, 8035 char_u *fname, 8036 vimconv_T *p_vc, 8037 regmatch_T *p_regmatch) 8038 { 8039 FILE *fd; 8040 long lnum; 8041 8042 fd = mch_fopen((char *)fname, "r"); 8043 if (fd == NULL) 8044 return; 8045 8046 lnum = 1; 8047 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 8048 { 8049 char_u *line = IObuff; 8050 8051 // Convert a line if 'encoding' is not utf-8 and 8052 // the line contains a non-ASCII character. 8053 if (p_vc->vc_type != CONV_NONE 8054 && has_non_ascii(IObuff)) 8055 { 8056 line = string_convert(p_vc, IObuff, NULL); 8057 if (line == NULL) 8058 line = IObuff; 8059 } 8060 8061 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 8062 { 8063 int l = (int)STRLEN(line); 8064 8065 // remove trailing CR, LF, spaces, etc. 8066 while (l > 0 && line[l - 1] <= ' ') 8067 line[--l] = NUL; 8068 8069 if (qf_add_entry(qfl, 8070 NULL, // dir 8071 fname, 8072 NULL, 8073 0, 8074 line, 8075 lnum, 8076 0, 8077 (int)(p_regmatch->startp[0] - line) 8078 + 1, // col 8079 (int)(p_regmatch->endp[0] - line) 8080 + 1, // end_col 8081 FALSE, // vis_col 8082 NULL, // search pattern 8083 0, // nr 8084 1, // type 8085 TRUE // valid 8086 ) == QF_FAIL) 8087 { 8088 got_int = TRUE; 8089 if (line != IObuff) 8090 vim_free(line); 8091 break; 8092 } 8093 } 8094 if (line != IObuff) 8095 vim_free(line); 8096 ++lnum; 8097 line_breakcheck(); 8098 } 8099 fclose(fd); 8100 } 8101 8102 /* 8103 * Search for a pattern in all the help files in the doc directory under 8104 * the given directory. 8105 */ 8106 static void 8107 hgr_search_files_in_dir( 8108 qf_list_T *qfl, 8109 char_u *dirname, 8110 regmatch_T *p_regmatch, 8111 vimconv_T *p_vc 8112 #ifdef FEAT_MULTI_LANG 8113 , char_u *lang 8114 #endif 8115 ) 8116 { 8117 int fcount; 8118 char_u **fnames; 8119 int fi; 8120 8121 // Find all "*.txt" and "*.??x" files in the "doc" directory. 8122 add_pathsep(dirname); 8123 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 8124 if (gen_expand_wildcards(1, &dirname, &fcount, 8125 &fnames, EW_FILE|EW_SILENT) == OK 8126 && fcount > 0) 8127 { 8128 for (fi = 0; fi < fcount && !got_int; ++fi) 8129 { 8130 #ifdef FEAT_MULTI_LANG 8131 // Skip files for a different language. 8132 if (lang != NULL 8133 && STRNICMP(lang, fnames[fi] 8134 + STRLEN(fnames[fi]) - 3, 2) != 0 8135 && !(STRNICMP(lang, "en", 2) == 0 8136 && STRNICMP("txt", fnames[fi] 8137 + STRLEN(fnames[fi]) - 3, 3) == 0)) 8138 continue; 8139 #endif 8140 8141 hgr_search_file(qfl, fnames[fi], p_vc, p_regmatch); 8142 } 8143 FreeWild(fcount, fnames); 8144 } 8145 } 8146 8147 /* 8148 * Search for a pattern in all the help files in the 'runtimepath' 8149 * and add the matches to a quickfix list. 8150 * 'lang' is the language specifier. If supplied, then only matches in the 8151 * specified language are found. 8152 */ 8153 static void 8154 hgr_search_in_rtp(qf_list_T *qfl, regmatch_T *p_regmatch, char_u *lang) 8155 { 8156 char_u *p; 8157 8158 vimconv_T vc; 8159 8160 // Help files are in utf-8 or latin1, convert lines when 'encoding' 8161 // differs. 8162 vc.vc_type = CONV_NONE; 8163 if (!enc_utf8) 8164 convert_setup(&vc, (char_u *)"utf-8", p_enc); 8165 8166 // Go through all the directories in 'runtimepath' 8167 p = p_rtp; 8168 while (*p != NUL && !got_int) 8169 { 8170 copy_option_part(&p, NameBuff, MAXPATHL, ","); 8171 8172 hgr_search_files_in_dir(qfl, NameBuff, p_regmatch, &vc 8173 #ifdef FEAT_MULTI_LANG 8174 , lang 8175 #endif 8176 ); 8177 } 8178 8179 if (vc.vc_type != CONV_NONE) 8180 convert_setup(&vc, NULL, NULL); 8181 } 8182 8183 /* 8184 * ":helpgrep {pattern}" 8185 */ 8186 void 8187 ex_helpgrep(exarg_T *eap) 8188 { 8189 regmatch_T regmatch; 8190 char_u *save_cpo; 8191 qf_info_T *qi = &ql_info; 8192 int new_qi = FALSE; 8193 char_u *au_name = NULL; 8194 char_u *lang = NULL; 8195 int updated = FALSE; 8196 8197 switch (eap->cmdidx) 8198 { 8199 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 8200 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 8201 default: break; 8202 } 8203 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 8204 curbuf->b_fname, TRUE, curbuf)) 8205 { 8206 #ifdef FEAT_EVAL 8207 if (aborting()) 8208 return; 8209 #endif 8210 } 8211 8212 if (is_loclist_cmd(eap->cmdidx)) 8213 { 8214 qi = hgr_get_ll(&new_qi); 8215 if (qi == NULL) 8216 return; 8217 } 8218 8219 // Make 'cpoptions' empty, the 'l' flag should not be used here. 8220 save_cpo = p_cpo; 8221 p_cpo = empty_option; 8222 8223 incr_quickfix_busy(); 8224 8225 #ifdef FEAT_MULTI_LANG 8226 // Check for a specified language 8227 lang = check_help_lang(eap->arg); 8228 #endif 8229 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 8230 regmatch.rm_ic = FALSE; 8231 if (regmatch.regprog != NULL) 8232 { 8233 qf_list_T *qfl; 8234 8235 // create a new quickfix list 8236 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 8237 qfl = qf_get_curlist(qi); 8238 8239 hgr_search_in_rtp(qfl, ®match, lang); 8240 8241 vim_regfree(regmatch.regprog); 8242 8243 qfl->qf_nonevalid = FALSE; 8244 qfl->qf_ptr = qfl->qf_start; 8245 qfl->qf_index = 1; 8246 qf_list_changed(qfl); 8247 updated = TRUE; 8248 } 8249 8250 if (p_cpo == empty_option) 8251 p_cpo = save_cpo; 8252 else 8253 { 8254 // Darn, some plugin changed the value. If it's still empty it was 8255 // changed and restored, need to restore in the complicated way. 8256 if (*p_cpo == NUL) 8257 set_option_value((char_u *)"cpo", 0L, save_cpo, 0); 8258 free_string_option(save_cpo); 8259 } 8260 8261 if (updated) 8262 // This may open a window and source scripts, do this after 'cpo' was 8263 // restored. 8264 qf_update_buffer(qi, NULL); 8265 8266 if (au_name != NULL) 8267 { 8268 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 8269 curbuf->b_fname, TRUE, curbuf); 8270 // When adding a location list to an existing location list stack, 8271 // if the autocmd made the stack invalid, then just return. 8272 if (!new_qi && IS_LL_STACK(qi) && qf_find_win_with_loclist(qi) == NULL) 8273 { 8274 decr_quickfix_busy(); 8275 return; 8276 } 8277 } 8278 8279 // Jump to first match. 8280 if (!qf_list_empty(qf_get_curlist(qi))) 8281 qf_jump(qi, 0, 0, FALSE); 8282 else 8283 semsg(_(e_nomatch2), eap->arg); 8284 8285 decr_quickfix_busy(); 8286 8287 if (eap->cmdidx == CMD_lhelpgrep) 8288 { 8289 // If the help window is not opened or if it already points to the 8290 // correct location list, then free the new location list. 8291 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 8292 { 8293 if (new_qi) 8294 ll_free_all(&qi); 8295 } 8296 else if (curwin->w_llist == NULL) 8297 curwin->w_llist = qi; 8298 } 8299 } 8300 #endif // FEAT_QUICKFIX 8301 8302 #if defined(FEAT_EVAL) || defined(PROTO) 8303 # ifdef FEAT_QUICKFIX 8304 static void 8305 get_qf_loc_list(int is_qf, win_T *wp, typval_T *what_arg, typval_T *rettv) 8306 { 8307 if (what_arg->v_type == VAR_UNKNOWN) 8308 { 8309 if (rettv_list_alloc(rettv) == OK) 8310 if (is_qf || wp != NULL) 8311 (void)get_errorlist(NULL, wp, -1, 0, rettv->vval.v_list); 8312 } 8313 else 8314 { 8315 if (rettv_dict_alloc(rettv) == OK) 8316 if (is_qf || (wp != NULL)) 8317 { 8318 if (what_arg->v_type == VAR_DICT) 8319 { 8320 dict_T *d = what_arg->vval.v_dict; 8321 8322 if (d != NULL) 8323 qf_get_properties(wp, d, rettv->vval.v_dict); 8324 } 8325 else 8326 emsg(_(e_dictreq)); 8327 } 8328 } 8329 } 8330 # endif 8331 8332 /* 8333 * "getloclist()" function 8334 */ 8335 void 8336 f_getloclist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8337 { 8338 # ifdef FEAT_QUICKFIX 8339 win_T *wp; 8340 8341 if (in_vim9script() 8342 && (check_for_number_arg(argvars, 0) == FAIL 8343 || check_for_opt_dict_arg(argvars, 1) == FAIL)) 8344 return; 8345 8346 wp = find_win_by_nr_or_id(&argvars[0]); 8347 get_qf_loc_list(FALSE, wp, &argvars[1], rettv); 8348 # endif 8349 } 8350 8351 /* 8352 * "getqflist()" function 8353 */ 8354 void 8355 f_getqflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8356 { 8357 # ifdef FEAT_QUICKFIX 8358 if (in_vim9script() && check_for_opt_dict_arg(argvars, 0) == FAIL) 8359 return; 8360 8361 get_qf_loc_list(TRUE, NULL, &argvars[0], rettv); 8362 # endif 8363 } 8364 8365 /* 8366 * Used by "setqflist()" and "setloclist()" functions 8367 */ 8368 static void 8369 set_qf_ll_list( 8370 win_T *wp UNUSED, 8371 typval_T *list_arg UNUSED, 8372 typval_T *action_arg UNUSED, 8373 typval_T *what_arg UNUSED, 8374 typval_T *rettv) 8375 { 8376 # ifdef FEAT_QUICKFIX 8377 static char *e_invact = N_("E927: Invalid action: '%s'"); 8378 char_u *act; 8379 int action = 0; 8380 static int recursive = 0; 8381 # endif 8382 8383 rettv->vval.v_number = -1; 8384 8385 # ifdef FEAT_QUICKFIX 8386 if (list_arg->v_type != VAR_LIST) 8387 emsg(_(e_listreq)); 8388 else if (recursive != 0) 8389 emsg(_(e_au_recursive)); 8390 else 8391 { 8392 list_T *l = list_arg->vval.v_list; 8393 dict_T *what = NULL; 8394 int valid_dict = TRUE; 8395 8396 if (action_arg->v_type == VAR_STRING) 8397 { 8398 act = tv_get_string_chk(action_arg); 8399 if (act == NULL) 8400 return; // type error; errmsg already given 8401 if ((*act == 'a' || *act == 'r' || *act == ' ' || *act == 'f') && 8402 act[1] == NUL) 8403 action = *act; 8404 else 8405 semsg(_(e_invact), act); 8406 } 8407 else if (action_arg->v_type == VAR_UNKNOWN) 8408 action = ' '; 8409 else 8410 emsg(_(e_stringreq)); 8411 8412 if (action_arg->v_type != VAR_UNKNOWN 8413 && what_arg->v_type != VAR_UNKNOWN) 8414 { 8415 if (what_arg->v_type == VAR_DICT && what_arg->vval.v_dict != NULL) 8416 what = what_arg->vval.v_dict; 8417 else 8418 { 8419 emsg(_(e_dictreq)); 8420 valid_dict = FALSE; 8421 } 8422 } 8423 8424 ++recursive; 8425 if (l != NULL && action && valid_dict 8426 && set_errorlist(wp, l, action, 8427 (char_u *)(wp == NULL ? ":setqflist()" : ":setloclist()"), 8428 what) == OK) 8429 rettv->vval.v_number = 0; 8430 --recursive; 8431 } 8432 # endif 8433 } 8434 8435 /* 8436 * "setloclist()" function 8437 */ 8438 void 8439 f_setloclist(typval_T *argvars, typval_T *rettv) 8440 { 8441 win_T *win; 8442 8443 rettv->vval.v_number = -1; 8444 8445 if (in_vim9script() 8446 && (check_for_number_arg(argvars, 0) == FAIL 8447 || check_for_list_arg(argvars, 1) == FAIL 8448 || check_for_opt_string_arg(argvars, 2) == FAIL 8449 || (argvars[2].v_type != VAR_UNKNOWN 8450 && check_for_opt_dict_arg(argvars, 3) == FAIL))) 8451 return; 8452 8453 win = find_win_by_nr_or_id(&argvars[0]); 8454 if (win != NULL) 8455 set_qf_ll_list(win, &argvars[1], &argvars[2], &argvars[3], rettv); 8456 } 8457 8458 /* 8459 * "setqflist()" function 8460 */ 8461 void 8462 f_setqflist(typval_T *argvars, typval_T *rettv) 8463 { 8464 if (in_vim9script() 8465 && (check_for_list_arg(argvars, 0) == FAIL 8466 || check_for_opt_string_arg(argvars, 1) == FAIL 8467 || (argvars[1].v_type != VAR_UNKNOWN 8468 && check_for_opt_dict_arg(argvars, 2) == FAIL))) 8469 return; 8470 8471 set_qf_ll_list(NULL, &argvars[0], &argvars[1], &argvars[2], rettv); 8472 } 8473 #endif 8474