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chromium / external / github.com / git / git / refs/tags/v2.7.1 / . / fsck.c
blob: c637f6676b639beb90240e4667ed07ceb83cdbf8 [file] [log] [blame]
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]1#include "cache.h"
2#include "object.h"
3#include "blob.h"
4#include "tree.h"
5#include "tree-walk.h"
6#include "commit.h"
7#include "tag.h"
8#include "fsck.h"
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]9#include "refs.h"
Jeff Kinga18fcc92014-12-15 23:21:57[diff] [blame]10#include "utf8.h"
Johannes Schindelincd94c6f2015-06-22 15:27:18[diff] [blame]11#include "sha1-array.h"
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]12
Johannes Schindelinf50c4402015-06-22 15:26:42[diff] [blame]13#define FSCK_FATAL -1
Johannes Schindelinf27d05b2015-06-22 15:26:54[diff] [blame]14#define FSCK_INFO -2
Johannes Schindelinf50c4402015-06-22 15:26:42[diff] [blame]15
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]16#define FOREACH_MSG_ID(FUNC) \
Johannes Schindelinf50c4402015-06-22 15:26:42[diff] [blame]17 /* fatal errors */ \
18 FUNC(NUL_IN_HEADER, FATAL) \
19 FUNC(UNTERMINATED_HEADER, FATAL) \
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]20 /* errors */ \
21 FUNC(BAD_DATE, ERROR) \
22 FUNC(BAD_DATE_OVERFLOW, ERROR) \
23 FUNC(BAD_EMAIL, ERROR) \
24 FUNC(BAD_NAME, ERROR) \
25 FUNC(BAD_OBJECT_SHA1, ERROR) \
26 FUNC(BAD_PARENT_SHA1, ERROR) \
27 FUNC(BAD_TAG_OBJECT, ERROR) \
28 FUNC(BAD_TIMEZONE, ERROR) \
29 FUNC(BAD_TREE, ERROR) \
30 FUNC(BAD_TREE_SHA1, ERROR) \
31 FUNC(BAD_TYPE, ERROR) \
32 FUNC(DUPLICATE_ENTRIES, ERROR) \
33 FUNC(MISSING_AUTHOR, ERROR) \
34 FUNC(MISSING_COMMITTER, ERROR) \
35 FUNC(MISSING_EMAIL, ERROR) \
36 FUNC(MISSING_GRAFT, ERROR) \
37 FUNC(MISSING_NAME_BEFORE_EMAIL, ERROR) \
38 FUNC(MISSING_OBJECT, ERROR) \
39 FUNC(MISSING_PARENT, ERROR) \
40 FUNC(MISSING_SPACE_BEFORE_DATE, ERROR) \
41 FUNC(MISSING_SPACE_BEFORE_EMAIL, ERROR) \
42 FUNC(MISSING_TAG, ERROR) \
43 FUNC(MISSING_TAG_ENTRY, ERROR) \
44 FUNC(MISSING_TAG_OBJECT, ERROR) \
45 FUNC(MISSING_TREE, ERROR) \
46 FUNC(MISSING_TYPE, ERROR) \
47 FUNC(MISSING_TYPE_ENTRY, ERROR) \
Johannes Schindelinc9ad1472015-06-22 15:26:23[diff] [blame]48 FUNC(MULTIPLE_AUTHORS, ERROR) \
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]49 FUNC(TAG_OBJECT_NOT_TAG, ERROR) \
50 FUNC(TREE_NOT_SORTED, ERROR) \
51 FUNC(UNKNOWN_TYPE, ERROR) \
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]52 FUNC(ZERO_PADDED_DATE, ERROR) \
53 /* warnings */ \
54 FUNC(BAD_FILEMODE, WARN) \
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]55 FUNC(EMPTY_NAME, WARN) \
56 FUNC(FULL_PATHNAME, WARN) \
57 FUNC(HAS_DOT, WARN) \
58 FUNC(HAS_DOTDOT, WARN) \
59 FUNC(HAS_DOTGIT, WARN) \
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]60 FUNC(NULL_SHA1, WARN) \
Johannes Schindelinf27d05b2015-06-22 15:26:54[diff] [blame]61 FUNC(ZERO_PADDED_FILEMODE, WARN) \
62 /* infos (reported as warnings, but ignored by default) */ \
63 FUNC(BAD_TAG_NAME, INFO) \
64 FUNC(MISSING_TAGGER_ENTRY, INFO)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]65
66#define MSG_ID(id, msg_type) FSCK_MSG_##id,
67enum fsck_msg_id {
68 FOREACH_MSG_ID(MSG_ID)
69 FSCK_MSG_MAX
70};
71#undef MSG_ID
72
Johannes Schindelinf417eed2015-06-22 15:25:14[diff] [blame]73#define STR(x) #x
74#define MSG_ID(id, msg_type) { STR(id), NULL, FSCK_##msg_type },
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]75static struct {
Johannes Schindelinf417eed2015-06-22 15:25:14[diff] [blame]76 const char *id_string;
77 const char *downcased;
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]78 int msg_type;
79} msg_id_info[FSCK_MSG_MAX + 1] = {
80 FOREACH_MSG_ID(MSG_ID)
Johannes Schindelinf417eed2015-06-22 15:25:14[diff] [blame]81 { NULL, NULL, -1 }
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]82};
83#undef MSG_ID
84
Johannes Schindelinf417eed2015-06-22 15:25:14[diff] [blame]85static int parse_msg_id(const char *text)
86{
87 int i;
88
89 if (!msg_id_info[0].downcased) {
90 /* convert id_string to lower case, without underscores. */
91 for (i = 0; i < FSCK_MSG_MAX; i++) {
92 const char *p = msg_id_info[i].id_string;
93 int len = strlen(p);
94 char *q = xmalloc(len);
95
96 msg_id_info[i].downcased = q;
97 while (*p)
98 if (*p == '_')
99 p++;
100 else
101 *(q)++ = tolower(*(p)++);
102 *q = '\0';
103 }
104 }
105
106 for (i = 0; i < FSCK_MSG_MAX; i++)
107 if (!strcmp(text, msg_id_info[i].downcased))
108 return i;
109
110 return -1;
111}
112
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]113static int fsck_msg_type(enum fsck_msg_id msg_id,
114 struct fsck_options *options)
115{
116 int msg_type;
117
Johannes Schindelin0282f4d2015-06-22 15:25:25[diff] [blame]118 assert(msg_id >= 0 && msg_id < FSCK_MSG_MAX);
119
120 if (options->msg_type)
121 msg_type = options->msg_type[msg_id];
122 else {
123 msg_type = msg_id_info[msg_id].msg_type;
124 if (options->strict && msg_type == FSCK_WARN)
125 msg_type = FSCK_ERROR;
126 }
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]127
128 return msg_type;
129}
130
Johannes Schindelincd94c6f2015-06-22 15:27:18[diff] [blame]131static void init_skiplist(struct fsck_options *options, const char *path)
132{
133 static struct sha1_array skiplist = SHA1_ARRAY_INIT;
134 int sorted, fd;
135 char buffer[41];
136 unsigned char sha1[20];
137
138 if (options->skiplist)
139 sorted = options->skiplist->sorted;
140 else {
141 sorted = 1;
142 options->skiplist = &skiplist;
143 }
144
145 fd = open(path, O_RDONLY);
146 if (fd < 0)
147 die("Could not open skip list: %s", path);
148 for (;;) {
149 int result = read_in_full(fd, buffer, sizeof(buffer));
150 if (result < 0)
151 die_errno("Could not read '%s'", path);
152 if (!result)
153 break;
154 if (get_sha1_hex(buffer, sha1) || buffer[40] != '\n')
155 die("Invalid SHA-1: %s", buffer);
156 sha1_array_append(&skiplist, sha1);
157 if (sorted && skiplist.nr > 1 &&
158 hashcmp(skiplist.sha1[skiplist.nr - 2],
159 sha1) > 0)
160 sorted = 0;
161 }
162 close(fd);
163
164 if (sorted)
165 skiplist.sorted = 1;
166}
167
Johannes Schindelin0282f4d2015-06-22 15:25:25[diff] [blame]168static int parse_msg_type(const char *str)
169{
170 if (!strcmp(str, "error"))
171 return FSCK_ERROR;
172 else if (!strcmp(str, "warn"))
173 return FSCK_WARN;
Johannes Schindelinefaba7c2015-06-22 15:26:48[diff] [blame]174 else if (!strcmp(str, "ignore"))
175 return FSCK_IGNORE;
Johannes Schindelin0282f4d2015-06-22 15:25:25[diff] [blame]176 else
177 die("Unknown fsck message type: '%s'", str);
178}
179
Johannes Schindelin5d477a32015-06-22 15:25:31[diff] [blame]180int is_valid_msg_type(const char *msg_id, const char *msg_type)
181{
182 if (parse_msg_id(msg_id) < 0)
183 return 0;
184 parse_msg_type(msg_type);
185 return 1;
186}
187
Johannes Schindelin0282f4d2015-06-22 15:25:25[diff] [blame]188void fsck_set_msg_type(struct fsck_options *options,
189 const char *msg_id, const char *msg_type)
190{
191 int id = parse_msg_id(msg_id), type;
192
193 if (id < 0)
194 die("Unhandled message id: %s", msg_id);
195 type = parse_msg_type(msg_type);
196
Johannes Schindelinf50c4402015-06-22 15:26:42[diff] [blame]197 if (type != FSCK_ERROR && msg_id_info[id].msg_type == FSCK_FATAL)
198 die("Cannot demote %s to %s", msg_id, msg_type);
199
Johannes Schindelin0282f4d2015-06-22 15:25:25[diff] [blame]200 if (!options->msg_type) {
201 int i;
202 int *msg_type = xmalloc(sizeof(int) * FSCK_MSG_MAX);
203 for (i = 0; i < FSCK_MSG_MAX; i++)
204 msg_type[i] = fsck_msg_type(i, options);
205 options->msg_type = msg_type;
206 }
207
208 options->msg_type[id] = type;
209}
210
211void fsck_set_msg_types(struct fsck_options *options, const char *values)
212{
213 char *buf = xstrdup(values), *to_free = buf;
214 int done = 0;
215
216 while (!done) {
217 int len = strcspn(buf, " ,|"), equal;
218
219 done = !buf[len];
220 if (!len) {
221 buf++;
222 continue;
223 }
224 buf[len] = '\0';
225
226 for (equal = 0;
227 equal < len && buf[equal] != '=' && buf[equal] != ':';
228 equal++)
229 buf[equal] = tolower(buf[equal]);
230 buf[equal] = '\0';
231
Johannes Schindelincd94c6f2015-06-22 15:27:18[diff] [blame]232 if (!strcmp(buf, "skiplist")) {
233 if (equal == len)
234 die("skiplist requires a path");
235 init_skiplist(options, buf + equal + 1);
236 buf += len + 1;
237 continue;
238 }
239
Johannes Schindelin0282f4d2015-06-22 15:25:25[diff] [blame]240 if (equal == len)
241 die("Missing '=': '%s'", buf);
242
243 fsck_set_msg_type(options, buf, buf + equal + 1);
244 buf += len + 1;
245 }
246 free(to_free);
247}
248
Johannes Schindelin71ab8fa2015-06-22 15:25:52[diff] [blame]249static void append_msg_id(struct strbuf *sb, const char *msg_id)
250{
251 for (;;) {
252 char c = *(msg_id)++;
253
254 if (!c)
255 break;
256 if (c != '_')
257 strbuf_addch(sb, tolower(c));
258 else {
259 assert(*msg_id);
260 strbuf_addch(sb, *(msg_id)++);
261 }
262 }
263
264 strbuf_addstr(sb, ": ");
265}
266
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]267__attribute__((format (printf, 4, 5)))
268static int report(struct fsck_options *options, struct object *object,
269 enum fsck_msg_id id, const char *fmt, ...)
270{
271 va_list ap;
272 struct strbuf sb = STRBUF_INIT;
273 int msg_type = fsck_msg_type(id, options), result;
274
Johannes Schindelinefaba7c2015-06-22 15:26:48[diff] [blame]275 if (msg_type == FSCK_IGNORE)
276 return 0;
277
Johannes Schindelincd94c6f2015-06-22 15:27:18[diff] [blame]278 if (options->skiplist && object &&
brian m. carlsoned1c9972015-11-10 02:22:29[diff] [blame]279 sha1_array_lookup(options->skiplist, object->oid.hash) >= 0)
Johannes Schindelincd94c6f2015-06-22 15:27:18[diff] [blame]280 return 0;
281
Johannes Schindelinf50c4402015-06-22 15:26:42[diff] [blame]282 if (msg_type == FSCK_FATAL)
283 msg_type = FSCK_ERROR;
Johannes Schindelinf27d05b2015-06-22 15:26:54[diff] [blame]284 else if (msg_type == FSCK_INFO)
285 msg_type = FSCK_WARN;
Johannes Schindelinf50c4402015-06-22 15:26:42[diff] [blame]286
Johannes Schindelin71ab8fa2015-06-22 15:25:52[diff] [blame]287 append_msg_id(&sb, msg_id_info[id].id_string);
288
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]289 va_start(ap, fmt);
290 strbuf_vaddf(&sb, fmt, ap);
291 result = options->error_func(object, msg_type, sb.buf);
292 strbuf_release(&sb);
293 va_end(ap);
294
295 return result;
296}
297
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]298static int fsck_walk_tree(struct tree *tree, void *data, struct fsck_options *options)
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]299{
300 struct tree_desc desc;
301 struct name_entry entry;
302 int res = 0;
303
304 if (parse_tree(tree))
305 return -1;
306
307 init_tree_desc(&desc, tree->buffer, tree->size);
308 while (tree_entry(&desc, &entry)) {
309 int result;
310
311 if (S_ISGITLINK(entry.mode))
312 continue;
313 if (S_ISDIR(entry.mode))
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]314 result = options->walk(&lookup_tree(entry.sha1)->object, OBJ_TREE, data, options);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]315 else if (S_ISREG(entry.mode) || S_ISLNK(entry.mode))
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]316 result = options->walk(&lookup_blob(entry.sha1)->object, OBJ_BLOB, data, options);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]317 else {
Pete Wyckoff82247e92012-04-30 00:28:45[diff] [blame]318 result = error("in tree %s: entry %s has bad mode %.6o",
brian m. carlsonf2fd0762015-11-10 02:22:28[diff] [blame]319 oid_to_hex(&tree->object.oid), entry.path, entry.mode);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]320 }
321 if (result < 0)
322 return result;
323 if (!res)
324 res = result;
325 }
326 return res;
327}
328
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]329static int fsck_walk_commit(struct commit *commit, void *data, struct fsck_options *options)
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]330{
331 struct commit_list *parents;
332 int res;
333 int result;
334
335 if (parse_commit(commit))
336 return -1;
337
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]338 result = options->walk((struct object *)commit->tree, OBJ_TREE, data, options);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]339 if (result < 0)
340 return result;
341 res = result;
342
343 parents = commit->parents;
344 while (parents) {
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]345 result = options->walk((struct object *)parents->item, OBJ_COMMIT, data, options);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]346 if (result < 0)
347 return result;
348 if (!res)
349 res = result;
350 parents = parents->next;
351 }
352 return res;
353}
354
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]355static int fsck_walk_tag(struct tag *tag, void *data, struct fsck_options *options)
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]356{
357 if (parse_tag(tag))
358 return -1;
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]359 return options->walk(tag->tagged, OBJ_ANY, data, options);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]360}
361
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]362int fsck_walk(struct object *obj, void *data, struct fsck_options *options)
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]363{
364 if (!obj)
365 return -1;
366 switch (obj->type) {
367 case OBJ_BLOB:
368 return 0;
369 case OBJ_TREE:
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]370 return fsck_walk_tree((struct tree *)obj, data, options);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]371 case OBJ_COMMIT:
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]372 return fsck_walk_commit((struct commit *)obj, data, options);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]373 case OBJ_TAG:
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]374 return fsck_walk_tag((struct tag *)obj, data, options);
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]375 default:
brian m. carlsonf2fd0762015-11-10 02:22:28[diff] [blame]376 error("Unknown object type for %s", oid_to_hex(&obj->oid));
Martin Koegler355885d2008-02-25 21:46:04[diff] [blame]377 return -1;
378 }
379}
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]380
381/*
382 * The entries in a tree are ordered in the _path_ order,
383 * which means that a directory entry is ordered by adding
384 * a slash to the end of it.
385 *
386 * So a directory called "a" is ordered _after_ a file
387 * called "a.c", because "a/" sorts after "a.c".
388 */
389#define TREE_UNORDERED (-1)
390#define TREE_HAS_DUPS (-2)
391
392static int verify_ordered(unsigned mode1, const char *name1, unsigned mode2, const char *name2)
393{
394 int len1 = strlen(name1);
395 int len2 = strlen(name2);
396 int len = len1 < len2 ? len1 : len2;
397 unsigned char c1, c2;
398 int cmp;
399
400 cmp = memcmp(name1, name2, len);
401 if (cmp < 0)
402 return 0;
403 if (cmp > 0)
404 return TREE_UNORDERED;
405
406 /*
407 * Ok, the first <len> characters are the same.
408 * Now we need to order the next one, but turn
409 * a '\0' into a '/' for a directory entry.
410 */
411 c1 = name1[len];
412 c2 = name2[len];
413 if (!c1 && !c2)
414 /*
415 * git-write-tree used to write out a nonsense tree that has
416 * entries with the same name, one blob and one tree. Make
417 * sure we do not have duplicate entries.
418 */
419 return TREE_HAS_DUPS;
420 if (!c1 && S_ISDIR(mode1))
421 c1 = '/';
422 if (!c2 && S_ISDIR(mode2))
423 c2 = '/';
424 return c1 < c2 ? 0 : TREE_UNORDERED;
425}
426
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]427static int fsck_tree(struct tree *item, struct fsck_options *options)
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]428{
429 int retval;
Jeff Kingc479d142012-07-28 15:06:29[diff] [blame]430 int has_null_sha1 = 0;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]431 int has_full_path = 0;
432 int has_empty_name = 0;
Jeff King5d34a432012-11-28 02:27:37[diff] [blame]433 int has_dot = 0;
434 int has_dotdot = 0;
Jeff King5c17f512012-11-28 21:35:29[diff] [blame]435 int has_dotgit = 0;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]436 int has_zero_pad = 0;
437 int has_bad_modes = 0;
438 int has_dup_entries = 0;
439 int not_properly_sorted = 0;
440 struct tree_desc desc;
441 unsigned o_mode;
442 const char *o_name;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]443
444 init_tree_desc(&desc, item->buffer, item->size);
445
446 o_mode = 0;
447 o_name = NULL;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]448
449 while (desc.size) {
450 unsigned mode;
451 const char *name;
Jeff Kingc479d142012-07-28 15:06:29[diff] [blame]452 const unsigned char *sha1;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]453
Jeff Kingc479d142012-07-28 15:06:29[diff] [blame]454 sha1 = tree_entry_extract(&desc, &name, &mode);
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]455
Hiroyuki Sanoeffd12e2014-03-19 23:02:04[diff] [blame]456 has_null_sha1 |= is_null_sha1(sha1);
457 has_full_path |= !!strchr(name, '/');
458 has_empty_name |= !*name;
459 has_dot |= !strcmp(name, ".");
460 has_dotdot |= !strcmp(name, "..");
Junio C Hamano5e519fb2014-12-17 19:28:02[diff] [blame]461 has_dotgit |= (!strcmp(name, ".git") ||
462 is_hfs_dotgit(name) ||
463 is_ntfs_dotgit(name));
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]464 has_zero_pad |= *(char *)desc.buffer == '0';
465 update_tree_entry(&desc);
466
467 switch (mode) {
468 /*
469 * Standard modes..
470 */
471 case S_IFREG | 0755:
472 case S_IFREG | 0644:
473 case S_IFLNK:
474 case S_IFDIR:
475 case S_IFGITLINK:
476 break;
477 /*
478 * This is nonstandard, but we had a few of these
479 * early on when we honored the full set of mode
480 * bits..
481 */
482 case S_IFREG | 0664:
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]483 if (!options->strict)
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]484 break;
485 default:
486 has_bad_modes = 1;
487 }
488
489 if (o_name) {
490 switch (verify_ordered(o_mode, o_name, mode, name)) {
491 case TREE_UNORDERED:
492 not_properly_sorted = 1;
493 break;
494 case TREE_HAS_DUPS:
495 has_dup_entries = 1;
496 break;
497 default:
498 break;
499 }
500 }
501
502 o_mode = mode;
503 o_name = name;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]504 }
505
506 retval = 0;
Jeff Kingc479d142012-07-28 15:06:29[diff] [blame]507 if (has_null_sha1)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]508 retval += report(options, &item->object, FSCK_MSG_NULL_SHA1, "contains entries pointing to null sha1");
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]509 if (has_full_path)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]510 retval += report(options, &item->object, FSCK_MSG_FULL_PATHNAME, "contains full pathnames");
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]511 if (has_empty_name)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]512 retval += report(options, &item->object, FSCK_MSG_EMPTY_NAME, "contains empty pathname");
Jeff King5d34a432012-11-28 02:27:37[diff] [blame]513 if (has_dot)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]514 retval += report(options, &item->object, FSCK_MSG_HAS_DOT, "contains '.'");
Jeff King5d34a432012-11-28 02:27:37[diff] [blame]515 if (has_dotdot)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]516 retval += report(options, &item->object, FSCK_MSG_HAS_DOTDOT, "contains '..'");
Jeff King5c17f512012-11-28 21:35:29[diff] [blame]517 if (has_dotgit)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]518 retval += report(options, &item->object, FSCK_MSG_HAS_DOTGIT, "contains '.git'");
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]519 if (has_zero_pad)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]520 retval += report(options, &item->object, FSCK_MSG_ZERO_PADDED_FILEMODE, "contains zero-padded file modes");
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]521 if (has_bad_modes)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]522 retval += report(options, &item->object, FSCK_MSG_BAD_FILEMODE, "contains bad file modes");
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]523 if (has_dup_entries)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]524 retval += report(options, &item->object, FSCK_MSG_DUPLICATE_ENTRIES, "contains duplicate file entries");
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]525 if (not_properly_sorted)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]526 retval += report(options, &item->object, FSCK_MSG_TREE_NOT_SORTED, "not properly sorted");
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]527 return retval;
528}
529
Junio C Hamano84d18c02015-06-28 18:18:31[diff] [blame]530static int verify_headers(const void *data, unsigned long size,
Junio C Hamanob2f44fe2015-08-03 18:01:18[diff] [blame]531 struct object *obj, struct fsck_options *options)
Johannes Schindelin4d0d8972014-09-11 14:26:33[diff] [blame]532{
533 const char *buffer = (const char *)data;
534 unsigned long i;
535
536 for (i = 0; i < size; i++) {
537 switch (buffer[i]) {
538 case '\0':
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]539 return report(options, obj,
540 FSCK_MSG_NUL_IN_HEADER,
541 "unterminated header: NUL at offset %ld", i);
Johannes Schindelin4d0d8972014-09-11 14:26:33[diff] [blame]542 case '\n':
543 if (i + 1 < size && buffer[i + 1] == '\n')
544 return 0;
545 }
546 }
547
Junio C Hamano84d18c02015-06-28 18:18:31[diff] [blame]548 /*
549 * We did not find double-LF that separates the header
550 * and the body. Not having a body is not a crime but
551 * we do want to see the terminating LF for the last header
552 * line.
553 */
554 if (size && buffer[size - 1] == '\n')
555 return 0;
556
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]557 return report(options, obj,
558 FSCK_MSG_UNTERMINATED_HEADER, "unterminated header");
Johannes Schindelin4d0d8972014-09-11 14:26:33[diff] [blame]559}
560
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]561static int fsck_ident(const char **ident, struct object *obj, struct fsck_options *options)
Jonathan Niederdaae1922010-04-24 16:06:08[diff] [blame]562{
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]563 const char *p = *ident;
Jeff Kingd4b8de02014-02-24 07:39:04[diff] [blame]564 char *end;
565
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]566 *ident = strchrnul(*ident, '\n');
567 if (**ident == '\n')
568 (*ident)++;
569
570 if (*p == '<')
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]571 return report(options, obj, FSCK_MSG_MISSING_NAME_BEFORE_EMAIL, "invalid author/committer line - missing space before email");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]572 p += strcspn(p, "<>\n");
573 if (*p == '>')
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]574 return report(options, obj, FSCK_MSG_BAD_NAME, "invalid author/committer line - bad name");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]575 if (*p != '<')
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]576 return report(options, obj, FSCK_MSG_MISSING_EMAIL, "invalid author/committer line - missing email");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]577 if (p[-1] != ' ')
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]578 return report(options, obj, FSCK_MSG_MISSING_SPACE_BEFORE_EMAIL, "invalid author/committer line - missing space before email");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]579 p++;
580 p += strcspn(p, "<>\n");
581 if (*p != '>')
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]582 return report(options, obj, FSCK_MSG_BAD_EMAIL, "invalid author/committer line - bad email");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]583 p++;
584 if (*p != ' ')
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]585 return report(options, obj, FSCK_MSG_MISSING_SPACE_BEFORE_DATE, "invalid author/committer line - missing space before date");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]586 p++;
587 if (*p == '0' && p[1] != ' ')
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]588 return report(options, obj, FSCK_MSG_ZERO_PADDED_DATE, "invalid author/committer line - zero-padded date");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]589 if (date_overflows(strtoul(p, &end, 10)))
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]590 return report(options, obj, FSCK_MSG_BAD_DATE_OVERFLOW, "invalid author/committer line - date causes integer overflow");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]591 if ((end == p || *end != ' '))
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]592 return report(options, obj, FSCK_MSG_BAD_DATE, "invalid author/committer line - bad date");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]593 p = end + 1;
594 if ((*p != '+' && *p != '-') ||
595 !isdigit(p[1]) ||
596 !isdigit(p[2]) ||
597 !isdigit(p[3]) ||
598 !isdigit(p[4]) ||
599 (p[5] != '\n'))
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]600 return report(options, obj, FSCK_MSG_BAD_TIMEZONE, "invalid author/committer line - bad time zone");
Johannes Schindeline6826e32015-06-22 15:26:03[diff] [blame]601 p += 6;
Jonathan Niederdaae1922010-04-24 16:06:08[diff] [blame]602 return 0;
603}
604
Jeff Kingbc6b8fc2014-06-10 21:41:51[diff] [blame]605static int fsck_commit_buffer(struct commit *commit, const char *buffer,
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]606 unsigned long size, struct fsck_options *options)
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]607{
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]608 unsigned char tree_sha1[20], sha1[20];
609 struct commit_graft *graft;
Johannes Schindelinc9ad1472015-06-22 15:26:23[diff] [blame]610 unsigned parent_count, parent_line_count = 0, author_count;
Jonathan Niederdaae1922010-04-24 16:06:08[diff] [blame]611 int err;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]612
Junio C Hamanob2f44fe2015-08-03 18:01:18[diff] [blame]613 if (verify_headers(buffer, size, &commit->object, options))
Johannes Schindelin4d0d8972014-09-11 14:26:33[diff] [blame]614 return -1;
615
Jeff Kingcf4fff52014-06-18 19:44:19[diff] [blame]616 if (!skip_prefix(buffer, "tree ", &buffer))
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]617 return report(options, &commit->object, FSCK_MSG_MISSING_TREE, "invalid format - expected 'tree' line");
Johannes Schindelinb3584762015-06-22 15:26:11[diff] [blame]618 if (get_sha1_hex(buffer, tree_sha1) || buffer[40] != '\n') {
619 err = report(options, &commit->object, FSCK_MSG_BAD_TREE_SHA1, "invalid 'tree' line format - bad sha1");
620 if (err)
621 return err;
622 }
Yuxuan Shui2d820a62014-03-13 04:45:51[diff] [blame]623 buffer += 41;
Jeff Kingcf4fff52014-06-18 19:44:19[diff] [blame]624 while (skip_prefix(buffer, "parent ", &buffer)) {
Johannes Schindelinb3584762015-06-22 15:26:11[diff] [blame]625 if (get_sha1_hex(buffer, sha1) || buffer[40] != '\n') {
626 err = report(options, &commit->object, FSCK_MSG_BAD_PARENT_SHA1, "invalid 'parent' line format - bad sha1");
627 if (err)
628 return err;
629 }
Yuxuan Shui2d820a62014-03-13 04:45:51[diff] [blame]630 buffer += 41;
René Scharfe9d021502014-07-10 09:48:26[diff] [blame]631 parent_line_count++;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]632 }
brian m. carlsoned1c9972015-11-10 02:22:29[diff] [blame]633 graft = lookup_commit_graft(commit->object.oid.hash);
René Scharfe9d021502014-07-10 09:48:26[diff] [blame]634 parent_count = commit_list_count(commit->parents);
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]635 if (graft) {
René Scharfe9d021502014-07-10 09:48:26[diff] [blame]636 if (graft->nr_parent == -1 && !parent_count)
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]637 ; /* shallow commit */
Johannes Schindelinb3584762015-06-22 15:26:11[diff] [blame]638 else if (graft->nr_parent != parent_count) {
639 err = report(options, &commit->object, FSCK_MSG_MISSING_GRAFT, "graft objects missing");
640 if (err)
641 return err;
642 }
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]643 } else {
Johannes Schindelinb3584762015-06-22 15:26:11[diff] [blame]644 if (parent_count != parent_line_count) {
645 err = report(options, &commit->object, FSCK_MSG_MISSING_PARENT, "parent objects missing");
646 if (err)
647 return err;
648 }
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]649 }
Johannes Schindelinc9ad1472015-06-22 15:26:23[diff] [blame]650 author_count = 0;
651 while (skip_prefix(buffer, "author ", &buffer)) {
652 author_count++;
653 err = fsck_ident(&buffer, &commit->object, options);
654 if (err)
655 return err;
656 }
657 if (author_count < 1)
658 err = report(options, &commit->object, FSCK_MSG_MISSING_AUTHOR, "invalid format - expected 'author' line");
659 else if (author_count > 1)
660 err = report(options, &commit->object, FSCK_MSG_MULTIPLE_AUTHORS, "invalid format - multiple 'author' lines");
Jonathan Niederdaae1922010-04-24 16:06:08[diff] [blame]661 if (err)
662 return err;
Jeff Kingcf4fff52014-06-18 19:44:19[diff] [blame]663 if (!skip_prefix(buffer, "committer ", &buffer))
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]664 return report(options, &commit->object, FSCK_MSG_MISSING_COMMITTER, "invalid format - expected 'committer' line");
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]665 err = fsck_ident(&buffer, &commit->object, options);
Jonathan Niederdaae1922010-04-24 16:06:08[diff] [blame]666 if (err)
667 return err;
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]668 if (!commit->tree)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]669 return report(options, &commit->object, FSCK_MSG_BAD_TREE, "could not load commit's tree %s", sha1_to_hex(tree_sha1));
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]670
671 return 0;
672}
673
Johannes Schindelin90a398b2014-09-10 13:52:51[diff] [blame]674static int fsck_commit(struct commit *commit, const char *data,
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]675 unsigned long size, struct fsck_options *options)
Jeff Kingbc6b8fc2014-06-10 21:41:51[diff] [blame]676{
Johannes Schindelin90a398b2014-09-10 13:52:51[diff] [blame]677 const char *buffer = data ? data : get_commit_buffer(commit, &size);
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]678 int ret = fsck_commit_buffer(commit, buffer, size, options);
Johannes Schindelin90a398b2014-09-10 13:52:51[diff] [blame]679 if (!data)
680 unuse_commit_buffer(commit, buffer);
Jeff Kingbc6b8fc2014-06-10 21:41:51[diff] [blame]681 return ret;
682}
683
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]684static int fsck_tag_buffer(struct tag *tag, const char *data,
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]685 unsigned long size, struct fsck_options *options)
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]686{
687 unsigned char sha1[20];
688 int ret = 0;
689 const char *buffer;
690 char *to_free = NULL, *eol;
691 struct strbuf sb = STRBUF_INIT;
692
693 if (data)
694 buffer = data;
695 else {
696 enum object_type type;
697
698 buffer = to_free =
brian m. carlsoned1c9972015-11-10 02:22:29[diff] [blame]699 read_sha1_file(tag->object.oid.hash, &type, &size);
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]700 if (!buffer)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]701 return report(options, &tag->object,
702 FSCK_MSG_MISSING_TAG_OBJECT,
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]703 "cannot read tag object");
704
705 if (type != OBJ_TAG) {
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]706 ret = report(options, &tag->object,
707 FSCK_MSG_TAG_OBJECT_NOT_TAG,
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]708 "expected tag got %s",
709 typename(type));
710 goto done;
711 }
712 }
713
René Scharfe8a272f22015-11-19 16:25:31[diff] [blame]714 ret = verify_headers(buffer, size, &tag->object, options);
715 if (ret)
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]716 goto done;
717
718 if (!skip_prefix(buffer, "object ", &buffer)) {
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]719 ret = report(options, &tag->object, FSCK_MSG_MISSING_OBJECT, "invalid format - expected 'object' line");
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]720 goto done;
721 }
722 if (get_sha1_hex(buffer, sha1) || buffer[40] != '\n') {
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]723 ret = report(options, &tag->object, FSCK_MSG_BAD_OBJECT_SHA1, "invalid 'object' line format - bad sha1");
Johannes Schindelin7d7d5b02015-06-22 15:26:30[diff] [blame]724 if (ret)
725 goto done;
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]726 }
727 buffer += 41;
728
729 if (!skip_prefix(buffer, "type ", &buffer)) {
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]730 ret = report(options, &tag->object, FSCK_MSG_MISSING_TYPE_ENTRY, "invalid format - expected 'type' line");
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]731 goto done;
732 }
733 eol = strchr(buffer, '\n');
734 if (!eol) {
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]735 ret = report(options, &tag->object, FSCK_MSG_MISSING_TYPE, "invalid format - unexpected end after 'type' line");
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]736 goto done;
737 }
738 if (type_from_string_gently(buffer, eol - buffer, 1) < 0)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]739 ret = report(options, &tag->object, FSCK_MSG_BAD_TYPE, "invalid 'type' value");
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]740 if (ret)
741 goto done;
742 buffer = eol + 1;
743
744 if (!skip_prefix(buffer, "tag ", &buffer)) {
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]745 ret = report(options, &tag->object, FSCK_MSG_MISSING_TAG_ENTRY, "invalid format - expected 'tag' line");
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]746 goto done;
747 }
748 eol = strchr(buffer, '\n');
749 if (!eol) {
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]750 ret = report(options, &tag->object, FSCK_MSG_MISSING_TAG, "invalid format - unexpected end after 'type' line");
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]751 goto done;
752 }
753 strbuf_addf(&sb, "refs/tags/%.*s", (int)(eol - buffer), buffer);
Johannes Schindelinf27d05b2015-06-22 15:26:54[diff] [blame]754 if (check_refname_format(sb.buf, 0)) {
755 ret = report(options, &tag->object, FSCK_MSG_BAD_TAG_NAME,
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]756 "invalid 'tag' name: %.*s",
Jeff King7add4412014-12-08 05:48:13[diff] [blame]757 (int)(eol - buffer), buffer);
Johannes Schindelinf27d05b2015-06-22 15:26:54[diff] [blame]758 if (ret)
759 goto done;
760 }
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]761 buffer = eol + 1;
762
Johannes Schindelinf27d05b2015-06-22 15:26:54[diff] [blame]763 if (!skip_prefix(buffer, "tagger ", &buffer)) {
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]764 /* early tags do not contain 'tagger' lines; warn only */
Johannes Schindelinf27d05b2015-06-22 15:26:54[diff] [blame]765 ret = report(options, &tag->object, FSCK_MSG_MISSING_TAGGER_ENTRY, "invalid format - expected 'tagger' line");
766 if (ret)
767 goto done;
768 }
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]769 else
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]770 ret = fsck_ident(&buffer, &tag->object, options);
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]771
772done:
773 strbuf_release(&sb);
774 free(to_free);
775 return ret;
776}
777
Johannes Schindelin90a398b2014-09-10 13:52:51[diff] [blame]778static int fsck_tag(struct tag *tag, const char *data,
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]779 unsigned long size, struct fsck_options *options)
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]780{
781 struct object *tagged = tag->tagged;
782
783 if (!tagged)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]784 return report(options, &tag->object, FSCK_MSG_BAD_TAG_OBJECT, "could not load tagged object");
Johannes Schindelincec097b2014-09-11 14:26:38[diff] [blame]785
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]786 return fsck_tag_buffer(tag, data, size, options);
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]787}
788
Johannes Schindelin90a398b2014-09-10 13:52:51[diff] [blame]789int fsck_object(struct object *obj, void *data, unsigned long size,
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]790 struct fsck_options *options)
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]791{
792 if (!obj)
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]793 return report(options, obj, FSCK_MSG_BAD_OBJECT_SHA1, "no valid object to fsck");
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]794
795 if (obj->type == OBJ_BLOB)
796 return 0;
797 if (obj->type == OBJ_TREE)
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]798 return fsck_tree((struct tree *) obj, options);
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]799 if (obj->type == OBJ_COMMIT)
Johannes Schindelin90a398b2014-09-10 13:52:51[diff] [blame]800 return fsck_commit((struct commit *) obj, (const char *) data,
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]801 size, options);
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]802 if (obj->type == OBJ_TAG)
Johannes Schindelin90a398b2014-09-10 13:52:51[diff] [blame]803 return fsck_tag((struct tag *) obj, (const char *) data,
Johannes Schindelin22410542015-06-22 15:25:00[diff] [blame]804 size, options);
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]805
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]806 return report(options, obj, FSCK_MSG_UNKNOWN_TYPE, "unknown type '%d' (internal fsck error)",
Martin Koeglerba002f32008-02-25 21:46:08[diff] [blame]807 obj->type);
808}
Martin Koeglerd6ffc8d2008-02-25 21:46:09[diff] [blame]809
Johannes Schindelinc99ba492015-06-22 15:25:09[diff] [blame]810int fsck_error_function(struct object *obj, int msg_type, const char *message)
Martin Koeglerd6ffc8d2008-02-25 21:46:09[diff] [blame]811{
Johannes Schindelin0282f4d2015-06-22 15:25:25[diff] [blame]812 if (msg_type == FSCK_WARN) {
brian m. carlsonf2fd0762015-11-10 02:22:28[diff] [blame]813 warning("object %s: %s", oid_to_hex(&obj->oid), message);
Johannes Schindelin0282f4d2015-06-22 15:25:25[diff] [blame]814 return 0;
815 }
brian m. carlsonf2fd0762015-11-10 02:22:28[diff] [blame]816 error("object %s: %s", oid_to_hex(&obj->oid), message);
Martin Koeglerd6ffc8d2008-02-25 21:46:09[diff] [blame]817 return 1;
818}