Merge branch 'jk/no-optional-locks'
[git] / builtin / ls-files.c
1 /*
2  * This merges the file listing in the directory cache index
3  * with the actual working directory list, and shows different
4  * combinations of the two.
5  *
6  * Copyright (C) Linus Torvalds, 2005
7  */
8 #define NO_THE_INDEX_COMPATIBILITY_MACROS
9 #include "cache.h"
10 #include "repository.h"
11 #include "config.h"
12 #include "quote.h"
13 #include "dir.h"
14 #include "builtin.h"
15 #include "tree.h"
16 #include "parse-options.h"
17 #include "resolve-undo.h"
18 #include "string-list.h"
19 #include "pathspec.h"
20 #include "run-command.h"
21 #include "submodule.h"
22 #include "submodule-config.h"
23
24 static int abbrev;
25 static int show_deleted;
26 static int show_cached;
27 static int show_others;
28 static int show_stage;
29 static int show_unmerged;
30 static int show_resolve_undo;
31 static int show_modified;
32 static int show_killed;
33 static int show_valid_bit;
34 static int show_fsmonitor_bit;
35 static int line_terminator = '\n';
36 static int debug_mode;
37 static int show_eol;
38 static int recurse_submodules;
39
40 static const char *prefix;
41 static int max_prefix_len;
42 static int prefix_len;
43 static struct pathspec pathspec;
44 static int error_unmatch;
45 static char *ps_matched;
46 static const char *with_tree;
47 static int exc_given;
48 static int exclude_args;
49
50 static const char *tag_cached = "";
51 static const char *tag_unmerged = "";
52 static const char *tag_removed = "";
53 static const char *tag_other = "";
54 static const char *tag_killed = "";
55 static const char *tag_modified = "";
56 static const char *tag_skip_worktree = "";
57 static const char *tag_resolve_undo = "";
58
59 static void write_eolinfo(const struct index_state *istate,
60                           const struct cache_entry *ce, const char *path)
61 {
62         if (show_eol) {
63                 struct stat st;
64                 const char *i_txt = "";
65                 const char *w_txt = "";
66                 const char *a_txt = get_convert_attr_ascii(path);
67                 if (ce && S_ISREG(ce->ce_mode))
68                         i_txt = get_cached_convert_stats_ascii(istate,
69                                                                ce->name);
70                 if (!lstat(path, &st) && S_ISREG(st.st_mode))
71                         w_txt = get_wt_convert_stats_ascii(path);
72                 printf("i/%-5s w/%-5s attr/%-17s\t", i_txt, w_txt, a_txt);
73         }
74 }
75
76 static void write_name(const char *name)
77 {
78         /*
79          * With "--full-name", prefix_len=0; this caller needs to pass
80          * an empty string in that case (a NULL is good for "").
81          */
82         write_name_quoted_relative(name, prefix_len ? prefix : NULL,
83                                    stdout, line_terminator);
84 }
85
86 static const char *get_tag(const struct cache_entry *ce, const char *tag)
87 {
88         static char alttag[4];
89
90         if (tag && *tag && ((show_valid_bit && (ce->ce_flags & CE_VALID)) ||
91                 (show_fsmonitor_bit && (ce->ce_flags & CE_FSMONITOR_VALID)))) {
92                 memcpy(alttag, tag, 3);
93
94                 if (isalpha(tag[0])) {
95                         alttag[0] = tolower(tag[0]);
96                 } else if (tag[0] == '?') {
97                         alttag[0] = '!';
98                 } else {
99                         alttag[0] = 'v';
100                         alttag[1] = tag[0];
101                         alttag[2] = ' ';
102                         alttag[3] = 0;
103                 }
104
105                 tag = alttag;
106         }
107
108         return tag;
109 }
110
111 static void print_debug(const struct cache_entry *ce)
112 {
113         if (debug_mode) {
114                 const struct stat_data *sd = &ce->ce_stat_data;
115
116                 printf("  ctime: %d:%d\n", sd->sd_ctime.sec, sd->sd_ctime.nsec);
117                 printf("  mtime: %d:%d\n", sd->sd_mtime.sec, sd->sd_mtime.nsec);
118                 printf("  dev: %d\tino: %d\n", sd->sd_dev, sd->sd_ino);
119                 printf("  uid: %d\tgid: %d\n", sd->sd_uid, sd->sd_gid);
120                 printf("  size: %d\tflags: %x\n", sd->sd_size, ce->ce_flags);
121         }
122 }
123
124 static void show_dir_entry(const char *tag, struct dir_entry *ent)
125 {
126         int len = max_prefix_len;
127
128         if (len > ent->len)
129                 die("git ls-files: internal error - directory entry not superset of prefix");
130
131         if (!dir_path_match(ent, &pathspec, len, ps_matched))
132                 return;
133
134         fputs(tag, stdout);
135         write_eolinfo(NULL, NULL, ent->name);
136         write_name(ent->name);
137 }
138
139 static void show_other_files(const struct index_state *istate,
140                              const struct dir_struct *dir)
141 {
142         int i;
143
144         for (i = 0; i < dir->nr; i++) {
145                 struct dir_entry *ent = dir->entries[i];
146                 if (!index_name_is_other(istate, ent->name, ent->len))
147                         continue;
148                 show_dir_entry(tag_other, ent);
149         }
150 }
151
152 static void show_killed_files(const struct index_state *istate,
153                               const struct dir_struct *dir)
154 {
155         int i;
156         for (i = 0; i < dir->nr; i++) {
157                 struct dir_entry *ent = dir->entries[i];
158                 char *cp, *sp;
159                 int pos, len, killed = 0;
160
161                 for (cp = ent->name; cp - ent->name < ent->len; cp = sp + 1) {
162                         sp = strchr(cp, '/');
163                         if (!sp) {
164                                 /* If ent->name is prefix of an entry in the
165                                  * cache, it will be killed.
166                                  */
167                                 pos = index_name_pos(istate, ent->name, ent->len);
168                                 if (0 <= pos)
169                                         die("BUG: killed-file %.*s not found",
170                                                 ent->len, ent->name);
171                                 pos = -pos - 1;
172                                 while (pos < istate->cache_nr &&
173                                        ce_stage(istate->cache[pos]))
174                                         pos++; /* skip unmerged */
175                                 if (istate->cache_nr <= pos)
176                                         break;
177                                 /* pos points at a name immediately after
178                                  * ent->name in the cache.  Does it expect
179                                  * ent->name to be a directory?
180                                  */
181                                 len = ce_namelen(istate->cache[pos]);
182                                 if ((ent->len < len) &&
183                                     !strncmp(istate->cache[pos]->name,
184                                              ent->name, ent->len) &&
185                                     istate->cache[pos]->name[ent->len] == '/')
186                                         killed = 1;
187                                 break;
188                         }
189                         if (0 <= index_name_pos(istate, ent->name, sp - ent->name)) {
190                                 /* If any of the leading directories in
191                                  * ent->name is registered in the cache,
192                                  * ent->name will be killed.
193                                  */
194                                 killed = 1;
195                                 break;
196                         }
197                 }
198                 if (killed)
199                         show_dir_entry(tag_killed, dir->entries[i]);
200         }
201 }
202
203 static void show_files(struct repository *repo, struct dir_struct *dir);
204
205 static void show_submodule(struct repository *superproject,
206                            struct dir_struct *dir, const char *path)
207 {
208         struct repository submodule;
209
210         if (repo_submodule_init(&submodule, superproject, path))
211                 return;
212
213         if (repo_read_index(&submodule) < 0)
214                 die("index file corrupt");
215
216         show_files(&submodule, dir);
217
218         repo_clear(&submodule);
219 }
220
221 static void show_ce(struct repository *repo, struct dir_struct *dir,
222                     const struct cache_entry *ce, const char *fullname,
223                     const char *tag)
224 {
225         if (max_prefix_len > strlen(fullname))
226                 die("git ls-files: internal error - cache entry not superset of prefix");
227
228         if (recurse_submodules && S_ISGITLINK(ce->ce_mode) &&
229             is_submodule_active(repo, ce->name)) {
230                 show_submodule(repo, dir, ce->name);
231         } else if (match_pathspec(&pathspec, fullname, strlen(fullname),
232                                   max_prefix_len, ps_matched,
233                                   S_ISDIR(ce->ce_mode) ||
234                                   S_ISGITLINK(ce->ce_mode))) {
235                 tag = get_tag(ce, tag);
236
237                 if (!show_stage) {
238                         fputs(tag, stdout);
239                 } else {
240                         printf("%s%06o %s %d\t",
241                                tag,
242                                ce->ce_mode,
243                                find_unique_abbrev(ce->oid.hash, abbrev),
244                                ce_stage(ce));
245                 }
246                 write_eolinfo(repo->index, ce, fullname);
247                 write_name(fullname);
248                 print_debug(ce);
249         }
250 }
251
252 static void show_ru_info(const struct index_state *istate)
253 {
254         struct string_list_item *item;
255
256         if (!istate->resolve_undo)
257                 return;
258
259         for_each_string_list_item(item, istate->resolve_undo) {
260                 const char *path = item->string;
261                 struct resolve_undo_info *ui = item->util;
262                 int i, len;
263
264                 len = strlen(path);
265                 if (len < max_prefix_len)
266                         continue; /* outside of the prefix */
267                 if (!match_pathspec(&pathspec, path, len,
268                                     max_prefix_len, ps_matched, 0))
269                         continue; /* uninterested */
270                 for (i = 0; i < 3; i++) {
271                         if (!ui->mode[i])
272                                 continue;
273                         printf("%s%06o %s %d\t", tag_resolve_undo, ui->mode[i],
274                                find_unique_abbrev(ui->sha1[i], abbrev),
275                                i + 1);
276                         write_name(path);
277                 }
278         }
279 }
280
281 static int ce_excluded(struct dir_struct *dir, struct index_state *istate,
282                        const char *fullname, const struct cache_entry *ce)
283 {
284         int dtype = ce_to_dtype(ce);
285         return is_excluded(dir, istate, fullname, &dtype);
286 }
287
288 static void construct_fullname(struct strbuf *out, const struct repository *repo,
289                                const struct cache_entry *ce)
290 {
291         strbuf_reset(out);
292         if (repo->submodule_prefix)
293                 strbuf_addstr(out, repo->submodule_prefix);
294         strbuf_addstr(out, ce->name);
295 }
296
297 static void show_files(struct repository *repo, struct dir_struct *dir)
298 {
299         int i;
300         struct strbuf fullname = STRBUF_INIT;
301
302         /* For cached/deleted files we don't need to even do the readdir */
303         if (show_others || show_killed) {
304                 if (!show_others)
305                         dir->flags |= DIR_COLLECT_KILLED_ONLY;
306                 fill_directory(dir, repo->index, &pathspec);
307                 if (show_others)
308                         show_other_files(repo->index, dir);
309                 if (show_killed)
310                         show_killed_files(repo->index, dir);
311         }
312         if (show_cached || show_stage) {
313                 for (i = 0; i < repo->index->cache_nr; i++) {
314                         const struct cache_entry *ce = repo->index->cache[i];
315
316                         construct_fullname(&fullname, repo, ce);
317
318                         if ((dir->flags & DIR_SHOW_IGNORED) &&
319                             !ce_excluded(dir, repo->index, fullname.buf, ce))
320                                 continue;
321                         if (show_unmerged && !ce_stage(ce))
322                                 continue;
323                         if (ce->ce_flags & CE_UPDATE)
324                                 continue;
325                         show_ce(repo, dir, ce, fullname.buf,
326                                 ce_stage(ce) ? tag_unmerged :
327                                 (ce_skip_worktree(ce) ? tag_skip_worktree :
328                                  tag_cached));
329                 }
330         }
331         if (show_deleted || show_modified) {
332                 for (i = 0; i < repo->index->cache_nr; i++) {
333                         const struct cache_entry *ce = repo->index->cache[i];
334                         struct stat st;
335                         int err;
336
337                         construct_fullname(&fullname, repo, ce);
338
339                         if ((dir->flags & DIR_SHOW_IGNORED) &&
340                             !ce_excluded(dir, repo->index, fullname.buf, ce))
341                                 continue;
342                         if (ce->ce_flags & CE_UPDATE)
343                                 continue;
344                         if (ce_skip_worktree(ce))
345                                 continue;
346                         err = lstat(fullname.buf, &st);
347                         if (show_deleted && err)
348                                 show_ce(repo, dir, ce, fullname.buf, tag_removed);
349                         if (show_modified && ie_modified(repo->index, ce, &st, 0))
350                                 show_ce(repo, dir, ce, fullname.buf, tag_modified);
351                 }
352         }
353
354         strbuf_release(&fullname);
355 }
356
357 /*
358  * Prune the index to only contain stuff starting with "prefix"
359  */
360 static void prune_index(struct index_state *istate,
361                         const char *prefix, size_t prefixlen)
362 {
363         int pos;
364         unsigned int first, last;
365
366         if (!prefix || !istate->cache_nr)
367                 return;
368         pos = index_name_pos(istate, prefix, prefixlen);
369         if (pos < 0)
370                 pos = -pos-1;
371         first = pos;
372         last = istate->cache_nr;
373         while (last > first) {
374                 int next = (last + first) >> 1;
375                 const struct cache_entry *ce = istate->cache[next];
376                 if (!strncmp(ce->name, prefix, prefixlen)) {
377                         first = next+1;
378                         continue;
379                 }
380                 last = next;
381         }
382         MOVE_ARRAY(istate->cache, istate->cache + pos, last - pos);
383         istate->cache_nr = last - pos;
384 }
385
386 static int get_common_prefix_len(const char *common_prefix)
387 {
388         int common_prefix_len;
389
390         if (!common_prefix)
391                 return 0;
392
393         common_prefix_len = strlen(common_prefix);
394
395         /*
396          * If the prefix has a trailing slash, strip it so that submodules wont
397          * be pruned from the index.
398          */
399         if (common_prefix[common_prefix_len - 1] == '/')
400                 common_prefix_len--;
401
402         return common_prefix_len;
403 }
404
405 /*
406  * Read the tree specified with --with-tree option
407  * (typically, HEAD) into stage #1 and then
408  * squash them down to stage #0.  This is used for
409  * --error-unmatch to list and check the path patterns
410  * that were given from the command line.  We are not
411  * going to write this index out.
412  */
413 void overlay_tree_on_index(struct index_state *istate,
414                            const char *tree_name, const char *prefix)
415 {
416         struct tree *tree;
417         struct object_id oid;
418         struct pathspec pathspec;
419         struct cache_entry *last_stage0 = NULL;
420         int i;
421
422         if (get_oid(tree_name, &oid))
423                 die("tree-ish %s not found.", tree_name);
424         tree = parse_tree_indirect(&oid);
425         if (!tree)
426                 die("bad tree-ish %s", tree_name);
427
428         /* Hoist the unmerged entries up to stage #3 to make room */
429         for (i = 0; i < istate->cache_nr; i++) {
430                 struct cache_entry *ce = istate->cache[i];
431                 if (!ce_stage(ce))
432                         continue;
433                 ce->ce_flags |= CE_STAGEMASK;
434         }
435
436         if (prefix) {
437                 static const char *(matchbuf[1]);
438                 matchbuf[0] = NULL;
439                 parse_pathspec(&pathspec, PATHSPEC_ALL_MAGIC,
440                                PATHSPEC_PREFER_CWD, prefix, matchbuf);
441         } else
442                 memset(&pathspec, 0, sizeof(pathspec));
443         if (read_tree(tree, 1, &pathspec, istate))
444                 die("unable to read tree entries %s", tree_name);
445
446         for (i = 0; i < istate->cache_nr; i++) {
447                 struct cache_entry *ce = istate->cache[i];
448                 switch (ce_stage(ce)) {
449                 case 0:
450                         last_stage0 = ce;
451                         /* fallthru */
452                 default:
453                         continue;
454                 case 1:
455                         /*
456                          * If there is stage #0 entry for this, we do not
457                          * need to show it.  We use CE_UPDATE bit to mark
458                          * such an entry.
459                          */
460                         if (last_stage0 &&
461                             !strcmp(last_stage0->name, ce->name))
462                                 ce->ce_flags |= CE_UPDATE;
463                 }
464         }
465 }
466
467 static const char * const ls_files_usage[] = {
468         N_("git ls-files [<options>] [<file>...]"),
469         NULL
470 };
471
472 static int option_parse_exclude(const struct option *opt,
473                                 const char *arg, int unset)
474 {
475         struct string_list *exclude_list = opt->value;
476
477         exc_given = 1;
478         string_list_append(exclude_list, arg);
479
480         return 0;
481 }
482
483 static int option_parse_exclude_from(const struct option *opt,
484                                      const char *arg, int unset)
485 {
486         struct dir_struct *dir = opt->value;
487
488         exc_given = 1;
489         add_excludes_from_file(dir, arg);
490
491         return 0;
492 }
493
494 static int option_parse_exclude_standard(const struct option *opt,
495                                          const char *arg, int unset)
496 {
497         struct dir_struct *dir = opt->value;
498
499         exc_given = 1;
500         setup_standard_excludes(dir);
501
502         return 0;
503 }
504
505 int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix)
506 {
507         int require_work_tree = 0, show_tag = 0, i;
508         const char *max_prefix;
509         struct dir_struct dir;
510         struct exclude_list *el;
511         struct string_list exclude_list = STRING_LIST_INIT_NODUP;
512         struct option builtin_ls_files_options[] = {
513                 /* Think twice before adding "--nul" synonym to this */
514                 OPT_SET_INT('z', NULL, &line_terminator,
515                         N_("paths are separated with NUL character"), '\0'),
516                 OPT_BOOL('t', NULL, &show_tag,
517                         N_("identify the file status with tags")),
518                 OPT_BOOL('v', NULL, &show_valid_bit,
519                         N_("use lowercase letters for 'assume unchanged' files")),
520                 OPT_BOOL('f', NULL, &show_fsmonitor_bit,
521                         N_("use lowercase letters for 'fsmonitor clean' files")),
522                 OPT_BOOL('c', "cached", &show_cached,
523                         N_("show cached files in the output (default)")),
524                 OPT_BOOL('d', "deleted", &show_deleted,
525                         N_("show deleted files in the output")),
526                 OPT_BOOL('m', "modified", &show_modified,
527                         N_("show modified files in the output")),
528                 OPT_BOOL('o', "others", &show_others,
529                         N_("show other files in the output")),
530                 OPT_BIT('i', "ignored", &dir.flags,
531                         N_("show ignored files in the output"),
532                         DIR_SHOW_IGNORED),
533                 OPT_BOOL('s', "stage", &show_stage,
534                         N_("show staged contents' object name in the output")),
535                 OPT_BOOL('k', "killed", &show_killed,
536                         N_("show files on the filesystem that need to be removed")),
537                 OPT_BIT(0, "directory", &dir.flags,
538                         N_("show 'other' directories' names only"),
539                         DIR_SHOW_OTHER_DIRECTORIES),
540                 OPT_BOOL(0, "eol", &show_eol, N_("show line endings of files")),
541                 OPT_NEGBIT(0, "empty-directory", &dir.flags,
542                         N_("don't show empty directories"),
543                         DIR_HIDE_EMPTY_DIRECTORIES),
544                 OPT_BOOL('u', "unmerged", &show_unmerged,
545                         N_("show unmerged files in the output")),
546                 OPT_BOOL(0, "resolve-undo", &show_resolve_undo,
547                             N_("show resolve-undo information")),
548                 { OPTION_CALLBACK, 'x', "exclude", &exclude_list, N_("pattern"),
549                         N_("skip files matching pattern"),
550                         0, option_parse_exclude },
551                 { OPTION_CALLBACK, 'X', "exclude-from", &dir, N_("file"),
552                         N_("exclude patterns are read from <file>"),
553                         0, option_parse_exclude_from },
554                 OPT_STRING(0, "exclude-per-directory", &dir.exclude_per_dir, N_("file"),
555                         N_("read additional per-directory exclude patterns in <file>")),
556                 { OPTION_CALLBACK, 0, "exclude-standard", &dir, NULL,
557                         N_("add the standard git exclusions"),
558                         PARSE_OPT_NOARG, option_parse_exclude_standard },
559                 { OPTION_SET_INT, 0, "full-name", &prefix_len, NULL,
560                         N_("make the output relative to the project top directory"),
561                         PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL },
562                 OPT_BOOL(0, "recurse-submodules", &recurse_submodules,
563                         N_("recurse through submodules")),
564                 OPT_BOOL(0, "error-unmatch", &error_unmatch,
565                         N_("if any <file> is not in the index, treat this as an error")),
566                 OPT_STRING(0, "with-tree", &with_tree, N_("tree-ish"),
567                         N_("pretend that paths removed since <tree-ish> are still present")),
568                 OPT__ABBREV(&abbrev),
569                 OPT_BOOL(0, "debug", &debug_mode, N_("show debugging data")),
570                 OPT_END()
571         };
572
573         if (argc == 2 && !strcmp(argv[1], "-h"))
574                 usage_with_options(ls_files_usage, builtin_ls_files_options);
575
576         memset(&dir, 0, sizeof(dir));
577         prefix = cmd_prefix;
578         if (prefix)
579                 prefix_len = strlen(prefix);
580         git_config(git_default_config, NULL);
581
582         if (repo_read_index(the_repository) < 0)
583                 die("index file corrupt");
584
585         argc = parse_options(argc, argv, prefix, builtin_ls_files_options,
586                         ls_files_usage, 0);
587         el = add_exclude_list(&dir, EXC_CMDL, "--exclude option");
588         for (i = 0; i < exclude_list.nr; i++) {
589                 add_exclude(exclude_list.items[i].string, "", 0, el, --exclude_args);
590         }
591         if (show_tag || show_valid_bit || show_fsmonitor_bit) {
592                 tag_cached = "H ";
593                 tag_unmerged = "M ";
594                 tag_removed = "R ";
595                 tag_modified = "C ";
596                 tag_other = "? ";
597                 tag_killed = "K ";
598                 tag_skip_worktree = "S ";
599                 tag_resolve_undo = "U ";
600         }
601         if (show_modified || show_others || show_deleted || (dir.flags & DIR_SHOW_IGNORED) || show_killed)
602                 require_work_tree = 1;
603         if (show_unmerged)
604                 /*
605                  * There's no point in showing unmerged unless
606                  * you also show the stage information.
607                  */
608                 show_stage = 1;
609         if (dir.exclude_per_dir)
610                 exc_given = 1;
611
612         if (require_work_tree && !is_inside_work_tree())
613                 setup_work_tree();
614
615         if (recurse_submodules &&
616             (show_stage || show_deleted || show_others || show_unmerged ||
617              show_killed || show_modified || show_resolve_undo || with_tree))
618                 die("ls-files --recurse-submodules unsupported mode");
619
620         if (recurse_submodules && error_unmatch)
621                 die("ls-files --recurse-submodules does not support "
622                     "--error-unmatch");
623
624         parse_pathspec(&pathspec, 0,
625                        PATHSPEC_PREFER_CWD,
626                        prefix, argv);
627
628         /*
629          * Find common prefix for all pathspec's
630          * This is used as a performance optimization which unfortunately cannot
631          * be done when recursing into submodules because when a pathspec is
632          * given which spans repository boundaries you can't simply remove the
633          * submodule entry because the pathspec may match something inside the
634          * submodule.
635          */
636         if (recurse_submodules)
637                 max_prefix = NULL;
638         else
639                 max_prefix = common_prefix(&pathspec);
640         max_prefix_len = get_common_prefix_len(max_prefix);
641
642         prune_index(the_repository->index, max_prefix, max_prefix_len);
643
644         /* Treat unmatching pathspec elements as errors */
645         if (pathspec.nr && error_unmatch)
646                 ps_matched = xcalloc(pathspec.nr, 1);
647
648         if ((dir.flags & DIR_SHOW_IGNORED) && !exc_given)
649                 die("ls-files --ignored needs some exclude pattern");
650
651         /* With no flags, we default to showing the cached files */
652         if (!(show_stage || show_deleted || show_others || show_unmerged ||
653               show_killed || show_modified || show_resolve_undo))
654                 show_cached = 1;
655
656         if (with_tree) {
657                 /*
658                  * Basic sanity check; show-stages and show-unmerged
659                  * would not make any sense with this option.
660                  */
661                 if (show_stage || show_unmerged)
662                         die("ls-files --with-tree is incompatible with -s or -u");
663                 overlay_tree_on_index(the_repository->index, with_tree, max_prefix);
664         }
665
666         show_files(the_repository, &dir);
667
668         if (show_resolve_undo)
669                 show_ru_info(the_repository->index);
670
671         if (ps_matched) {
672                 int bad;
673                 bad = report_path_error(ps_matched, &pathspec, prefix);
674                 if (bad)
675                         fprintf(stderr, "Did you forget to 'git add'?\n");
676
677                 return bad ? 1 : 0;
678         }
679
680         UNLEAK(dir);
681         return 0;
682 }