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Commit | Line | Data |
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d812c3b6 | 1 | #include "git-compat-util.h" |
c64ed70d JH |
2 | #include "tag.h" |
3 | #include "commit.h" | |
f394e093 | 4 | #include "gettext.h" |
41771fa4 | 5 | #include "hex.h" |
c64ed70d JH |
6 | #include "tree.h" |
7 | #include "blob.h" | |
8 | #include "diff.h" | |
9 | #include "tree-walk.h" | |
10 | #include "revision.h" | |
11 | #include "list-objects.h" | |
25ec7bca JH |
12 | #include "list-objects-filter.h" |
13 | #include "list-objects-filter-options.h" | |
df11e196 | 14 | #include "packfile.h" |
a034e910 | 15 | #include "object-store-ll.h" |
8b10a206 | 16 | #include "trace.h" |
670a1dad | 17 | #include "environment.h" |
c64ed70d | 18 | |
f447a499 MD |
19 | struct traversal_context { |
20 | struct rev_info *revs; | |
21 | show_object_fn show_object; | |
22 | show_commit_fn show_commit; | |
23 | void *show_data; | |
9430147c | 24 | struct filter *filter; |
670a1dad | 25 | int depth; |
f447a499 MD |
26 | }; |
27 | ||
4f33a634 ÆAB |
28 | static void show_commit(struct traversal_context *ctx, |
29 | struct commit *commit) | |
30 | { | |
31 | if (!ctx->show_commit) | |
32 | return; | |
33 | ctx->show_commit(commit, ctx->show_data); | |
34 | } | |
35 | ||
36 | static void show_object(struct traversal_context *ctx, | |
37 | struct object *object, | |
38 | const char *name) | |
39 | { | |
40 | if (!ctx->show_object) | |
41 | return; | |
4263f927 TB |
42 | if (ctx->revs->unpacked && has_object_pack(&object->oid)) |
43 | return; | |
44 | ||
4f33a634 ÆAB |
45 | ctx->show_object(object, name, ctx->show_data); |
46 | } | |
47 | ||
f447a499 | 48 | static void process_blob(struct traversal_context *ctx, |
c64ed70d | 49 | struct blob *blob, |
bd64516a | 50 | struct strbuf *path, |
f447a499 | 51 | const char *name) |
c64ed70d JH |
52 | { |
53 | struct object *obj = &blob->object; | |
de1e67d0 | 54 | size_t pathlen; |
9430147c | 55 | enum list_objects_filter_result r; |
c64ed70d | 56 | |
f447a499 | 57 | if (!ctx->revs->blob_objects) |
c64ed70d | 58 | return; |
a301b0c8 MK |
59 | if (!obj) |
60 | die("bad blob object"); | |
c64ed70d JH |
61 | if (obj->flags & (UNINTERESTING | SEEN)) |
62 | return; | |
de1e67d0 | 63 | |
df11e196 JT |
64 | /* |
65 | * Pre-filter known-missing objects when explicitly requested. | |
66 | * Otherwise, a missing object error message may be reported | |
67 | * later (depending on other filtering criteria). | |
68 | * | |
69 | * Note that this "--exclude-promisor-objects" pre-filtering | |
70 | * may cause the actual filter to report an incomplete list | |
71 | * of missing objects. | |
72 | */ | |
f447a499 | 73 | if (ctx->revs->exclude_promisor_objects && |
bc726bd0 | 74 | !repo_has_object_file(the_repository, &obj->oid) && |
df11e196 JT |
75 | is_promisor_object(&obj->oid)) |
76 | return; | |
77 | ||
de1e67d0 JK |
78 | pathlen = path->len; |
79 | strbuf_addstr(path, name); | |
9430147c MD |
80 | r = list_objects_filter__filter_object(ctx->revs->repo, |
81 | LOFS_BLOB, obj, | |
82 | path->buf, &path->buf[pathlen], | |
83 | ctx->filter); | |
25ec7bca JH |
84 | if (r & LOFR_MARK_SEEN) |
85 | obj->flags |= SEEN; | |
86 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 87 | show_object(ctx, obj, path->buf); |
de1e67d0 | 88 | strbuf_setlen(path, pathlen); |
c64ed70d JH |
89 | } |
90 | ||
92024891 | 91 | static void process_tree(struct traversal_context *ctx, |
c64ed70d | 92 | struct tree *tree, |
cc5fa2fd | 93 | struct strbuf *base, |
92024891 MD |
94 | const char *name); |
95 | ||
96 | static void process_tree_contents(struct traversal_context *ctx, | |
97 | struct tree *tree, | |
98 | struct strbuf *base) | |
c64ed70d | 99 | { |
c64ed70d JH |
100 | struct tree_desc desc; |
101 | struct name_entry entry; | |
92024891 MD |
102 | enum interesting match = ctx->revs->diffopt.pathspec.nr == 0 ? |
103 | all_entries_interesting : entry_not_interesting; | |
104 | ||
105 | init_tree_desc(&desc, tree->buffer, tree->size); | |
106 | ||
107 | while (tree_entry(&desc, &entry)) { | |
108 | if (match != all_entries_interesting) { | |
67022e02 | 109 | match = tree_entry_interesting(ctx->revs->repo->index, |
0ad927e9 | 110 | &entry, base, |
92024891 MD |
111 | &ctx->revs->diffopt.pathspec); |
112 | if (match == all_entries_not_interesting) | |
113 | break; | |
114 | if (match == entry_not_interesting) | |
115 | continue; | |
116 | } | |
117 | ||
99c9aa95 | 118 | if (S_ISDIR(entry.mode)) { |
ea82b2a0 | 119 | struct tree *t = lookup_tree(ctx->revs->repo, &entry.oid); |
b49e74ea TB |
120 | if (!t) { |
121 | die(_("entry '%s' in tree %s has tree mode, " | |
122 | "but is not a tree"), | |
123 | entry.path, oid_to_hex(&tree->object.oid)); | |
124 | } | |
99c9aa95 | 125 | t->object.flags |= NOT_USER_GIVEN; |
670a1dad | 126 | ctx->depth++; |
99c9aa95 | 127 | process_tree(ctx, t, base, entry.path); |
670a1dad | 128 | ctx->depth--; |
99c9aa95 | 129 | } |
92024891 | 130 | else if (S_ISGITLINK(entry.mode)) |
00271485 | 131 | ; /* ignore gitlink */ |
99c9aa95 | 132 | else { |
ea82b2a0 | 133 | struct blob *b = lookup_blob(ctx->revs->repo, &entry.oid); |
23c20445 TB |
134 | if (!b) { |
135 | die(_("entry '%s' in tree %s has blob mode, " | |
136 | "but is not a blob"), | |
137 | entry.path, oid_to_hex(&tree->object.oid)); | |
138 | } | |
99c9aa95 MD |
139 | b->object.flags |= NOT_USER_GIVEN; |
140 | process_blob(ctx, b, base, entry.path); | |
141 | } | |
92024891 MD |
142 | } |
143 | } | |
144 | ||
f447a499 | 145 | static void process_tree(struct traversal_context *ctx, |
c64ed70d | 146 | struct tree *tree, |
cc5fa2fd | 147 | struct strbuf *base, |
f447a499 | 148 | const char *name) |
c64ed70d JH |
149 | { |
150 | struct object *obj = &tree->object; | |
f447a499 | 151 | struct rev_info *revs = ctx->revs; |
cc5fa2fd | 152 | int baselen = base->len; |
9430147c | 153 | enum list_objects_filter_result r; |
7c0fe330 | 154 | int failed_parse; |
c64ed70d JH |
155 | |
156 | if (!revs->tree_objects) | |
157 | return; | |
a301b0c8 MK |
158 | if (!obj) |
159 | die("bad tree object"); | |
c64ed70d JH |
160 | if (obj->flags & (UNINTERESTING | SEEN)) |
161 | return; | |
aa9ad6fe JK |
162 | if (revs->include_check_obj && |
163 | !revs->include_check_obj(&tree->object, revs->include_check_data)) | |
164 | return; | |
7c0fe330 | 165 | |
670a1dad JK |
166 | if (ctx->depth > max_allowed_tree_depth) |
167 | die("exceeded maximum allowed tree depth"); | |
168 | ||
7c0fe330 MD |
169 | failed_parse = parse_tree_gently(tree, 1); |
170 | if (failed_parse) { | |
2db1a43f VM |
171 | if (revs->ignore_missing_links) |
172 | return; | |
df11e196 JT |
173 | |
174 | /* | |
175 | * Pre-filter known-missing tree objects when explicitly | |
176 | * requested. This may cause the actual filter to report | |
177 | * an incomplete list of missing objects. | |
178 | */ | |
179 | if (revs->exclude_promisor_objects && | |
180 | is_promisor_object(&obj->oid)) | |
181 | return; | |
182 | ||
ca556f47 | 183 | if (!revs->do_not_die_on_missing_objects) |
7c0fe330 | 184 | die("bad tree object %s", oid_to_hex(&obj->oid)); |
2db1a43f | 185 | } |
13528ab3 | 186 | |
13528ab3 | 187 | strbuf_addstr(base, name); |
9430147c MD |
188 | r = list_objects_filter__filter_object(ctx->revs->repo, |
189 | LOFS_BEGIN_TREE, obj, | |
190 | base->buf, &base->buf[baselen], | |
191 | ctx->filter); | |
25ec7bca JH |
192 | if (r & LOFR_MARK_SEEN) |
193 | obj->flags |= SEEN; | |
194 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 195 | show_object(ctx, obj, base->buf); |
13528ab3 JK |
196 | if (base->len) |
197 | strbuf_addch(base, '/'); | |
cc5fa2fd | 198 | |
8b10a206 MD |
199 | if (r & LOFR_SKIP_TREE) |
200 | trace_printf("Skipping contents of tree %s...\n", base->buf); | |
201 | else if (!failed_parse) | |
7c0fe330 | 202 | process_tree_contents(ctx, tree, base); |
c64ed70d | 203 | |
9430147c MD |
204 | r = list_objects_filter__filter_object(ctx->revs->repo, |
205 | LOFS_END_TREE, obj, | |
206 | base->buf, &base->buf[baselen], | |
207 | ctx->filter); | |
208 | if (r & LOFR_MARK_SEEN) | |
209 | obj->flags |= SEEN; | |
210 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 211 | show_object(ctx, obj, base->buf); |
25ec7bca | 212 | |
cc5fa2fd | 213 | strbuf_setlen(base, baselen); |
6e454b9a | 214 | free_tree_buffer(tree); |
c64ed70d JH |
215 | } |
216 | ||
628d81be PS |
217 | static void process_tag(struct traversal_context *ctx, |
218 | struct tag *tag, | |
219 | const char *name) | |
220 | { | |
9a2a4f95 PS |
221 | enum list_objects_filter_result r; |
222 | ||
223 | r = list_objects_filter__filter_object(ctx->revs->repo, LOFS_TAG, | |
224 | &tag->object, NULL, NULL, | |
225 | ctx->filter); | |
226 | if (r & LOFR_MARK_SEEN) | |
227 | tag->object.flags |= SEEN; | |
228 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 229 | show_object(ctx, &tag->object, name); |
628d81be PS |
230 | } |
231 | ||
8d1d8f83 JH |
232 | static void mark_edge_parents_uninteresting(struct commit *commit, |
233 | struct rev_info *revs, | |
234 | show_edge_fn show_edge) | |
235 | { | |
236 | struct commit_list *parents; | |
237 | ||
238 | for (parents = commit->parents; parents; parents = parents->next) { | |
239 | struct commit *parent = parents->item; | |
240 | if (!(parent->object.flags & UNINTERESTING)) | |
241 | continue; | |
ecb5091f ÆAB |
242 | mark_tree_uninteresting(revs->repo, |
243 | repo_get_commit_tree(the_repository, parent)); | |
8d1d8f83 JH |
244 | if (revs->edge_hint && !(parent->object.flags & SHOWN)) { |
245 | parent->object.flags |= SHOWN; | |
246 | show_edge(parent); | |
247 | } | |
248 | } | |
249 | } | |
250 | ||
4f6d26b1 DS |
251 | static void add_edge_parents(struct commit *commit, |
252 | struct rev_info *revs, | |
253 | show_edge_fn show_edge, | |
254 | struct oidset *set) | |
255 | { | |
256 | struct commit_list *parents; | |
257 | ||
258 | for (parents = commit->parents; parents; parents = parents->next) { | |
259 | struct commit *parent = parents->item; | |
ecb5091f ÆAB |
260 | struct tree *tree = repo_get_commit_tree(the_repository, |
261 | parent); | |
4f6d26b1 DS |
262 | |
263 | if (!tree) | |
264 | continue; | |
265 | ||
266 | oidset_insert(set, &tree->object.oid); | |
267 | ||
268 | if (!(parent->object.flags & UNINTERESTING)) | |
269 | continue; | |
270 | tree->object.flags |= UNINTERESTING; | |
271 | ||
272 | if (revs->edge_hint && !(parent->object.flags & SHOWN)) { | |
273 | parent->object.flags |= SHOWN; | |
274 | show_edge(parent); | |
275 | } | |
276 | } | |
277 | } | |
278 | ||
279 | void mark_edges_uninteresting(struct rev_info *revs, | |
280 | show_edge_fn show_edge, | |
281 | int sparse) | |
8d1d8f83 | 282 | { |
e76a5fb4 | 283 | struct commit_list *list; |
fbd4a703 NTND |
284 | int i; |
285 | ||
4f6d26b1 DS |
286 | if (sparse) { |
287 | struct oidset set; | |
288 | oidset_init(&set, 16); | |
289 | ||
290 | for (list = revs->commits; list; list = list->next) { | |
291 | struct commit *commit = list->item; | |
ecb5091f ÆAB |
292 | struct tree *tree = repo_get_commit_tree(the_repository, |
293 | commit); | |
8d1d8f83 | 294 | |
4f6d26b1 DS |
295 | if (commit->object.flags & UNINTERESTING) |
296 | tree->object.flags |= UNINTERESTING; | |
297 | ||
298 | oidset_insert(&set, &tree->object.oid); | |
299 | add_edge_parents(commit, revs, show_edge, &set); | |
300 | } | |
301 | ||
302 | mark_trees_uninteresting_sparse(revs->repo, &set); | |
303 | oidset_clear(&set); | |
304 | } else { | |
305 | for (list = revs->commits; list; list = list->next) { | |
306 | struct commit *commit = list->item; | |
307 | if (commit->object.flags & UNINTERESTING) { | |
308 | mark_tree_uninteresting(revs->repo, | |
ecb5091f | 309 | repo_get_commit_tree(the_repository, commit)); |
4f6d26b1 DS |
310 | if (revs->edge_hint_aggressive && !(commit->object.flags & SHOWN)) { |
311 | commit->object.flags |= SHOWN; | |
312 | show_edge(commit); | |
313 | } | |
314 | continue; | |
fbd4a703 | 315 | } |
4f6d26b1 | 316 | mark_edge_parents_uninteresting(commit, revs, show_edge); |
8d1d8f83 | 317 | } |
8d1d8f83 | 318 | } |
4f6d26b1 | 319 | |
1684c1b2 | 320 | if (revs->edge_hint_aggressive) { |
200abe74 JK |
321 | for (i = 0; i < revs->cmdline.nr; i++) { |
322 | struct object *obj = revs->cmdline.rev[i].item; | |
323 | struct commit *commit = (struct commit *)obj; | |
324 | if (obj->type != OBJ_COMMIT || !(obj->flags & UNINTERESTING)) | |
325 | continue; | |
b3c7eef9 | 326 | mark_tree_uninteresting(revs->repo, |
ecb5091f | 327 | repo_get_commit_tree(the_repository, commit)); |
200abe74 JK |
328 | if (!(obj->flags & SHOWN)) { |
329 | obj->flags |= SHOWN; | |
330 | show_edge(commit); | |
331 | } | |
fbd4a703 NTND |
332 | } |
333 | } | |
8d1d8f83 JH |
334 | } |
335 | ||
8d2dfc49 LT |
336 | static void add_pending_tree(struct rev_info *revs, struct tree *tree) |
337 | { | |
338 | add_pending_object(revs, &tree->object, ""); | |
339 | } | |
340 | ||
b3e36df0 TL |
341 | static void traverse_non_commits(struct traversal_context *ctx, |
342 | struct strbuf *base) | |
c64ed70d JH |
343 | { |
344 | int i; | |
c64ed70d | 345 | |
91904f56 SB |
346 | assert(base->len == 0); |
347 | ||
f447a499 MD |
348 | for (i = 0; i < ctx->revs->pending.nr; i++) { |
349 | struct object_array_entry *pending = ctx->revs->pending.objects + i; | |
c64ed70d JH |
350 | struct object *obj = pending->item; |
351 | const char *name = pending->name; | |
20739490 | 352 | const char *path = pending->path; |
c64ed70d JH |
353 | if (obj->flags & (UNINTERESTING | SEEN)) |
354 | continue; | |
355 | if (obj->type == OBJ_TAG) { | |
628d81be | 356 | process_tag(ctx, (struct tag *)obj, name); |
c64ed70d JH |
357 | continue; |
358 | } | |
20739490 JK |
359 | if (!path) |
360 | path = ""; | |
c64ed70d | 361 | if (obj->type == OBJ_TREE) { |
670a1dad | 362 | ctx->depth = 0; |
f447a499 | 363 | process_tree(ctx, (struct tree *)obj, base, path); |
c64ed70d JH |
364 | continue; |
365 | } | |
366 | if (obj->type == OBJ_BLOB) { | |
f447a499 | 367 | process_blob(ctx, (struct blob *)obj, base, path); |
c64ed70d JH |
368 | continue; |
369 | } | |
370 | die("unknown pending object %s (%s)", | |
f2fd0760 | 371 | oid_to_hex(&obj->oid), name); |
c64ed70d | 372 | } |
f447a499 | 373 | object_array_clear(&ctx->revs->pending); |
91904f56 SB |
374 | } |
375 | ||
f447a499 | 376 | static void do_traverse(struct traversal_context *ctx) |
91904f56 SB |
377 | { |
378 | struct commit *commit; | |
379 | struct strbuf csp; /* callee's scratch pad */ | |
380 | strbuf_init(&csp, PATH_MAX); | |
381 | ||
f447a499 | 382 | while ((commit = get_revision(ctx->revs)) != NULL) { |
9a2a4f95 PS |
383 | enum list_objects_filter_result r; |
384 | ||
385 | r = list_objects_filter__filter_object(ctx->revs->repo, | |
386 | LOFS_COMMIT, &commit->object, | |
387 | NULL, NULL, ctx->filter); | |
388 | ||
91904f56 SB |
389 | /* |
390 | * an uninteresting boundary commit may not have its tree | |
391 | * parsed yet, but we are not going to show them anyway | |
392 | */ | |
72ed80c7 JK |
393 | if (!ctx->revs->tree_objects) |
394 | ; /* do not bother loading tree */ | |
9830926c KN |
395 | else if (ctx->revs->do_not_die_on_missing_objects && |
396 | oidset_contains(&ctx->revs->missing_commits, &commit->object.oid)) | |
397 | ; | |
ecb5091f ÆAB |
398 | else if (repo_get_commit_tree(the_repository, commit)) { |
399 | struct tree *tree = repo_get_commit_tree(the_repository, | |
400 | commit); | |
99c9aa95 MD |
401 | tree->object.flags |= NOT_USER_GIVEN; |
402 | add_pending_tree(ctx->revs, tree); | |
97dd512a JK |
403 | } else if (commit->object.parsed) { |
404 | die(_("unable to load root tree for commit %s"), | |
405 | oid_to_hex(&commit->object.oid)); | |
99c9aa95 | 406 | } |
9a2a4f95 PS |
407 | |
408 | if (r & LOFR_MARK_SEEN) | |
409 | commit->object.flags |= SEEN; | |
410 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 411 | show_commit(ctx, commit); |
ce5b6f9b | 412 | |
f447a499 | 413 | if (ctx->revs->tree_blobs_in_commit_order) |
ce5b6f9b SB |
414 | /* |
415 | * NEEDSWORK: Adding the tree and then flushing it here | |
416 | * needs a reallocation for each commit. Can we pass the | |
417 | * tree directory without allocation churn? | |
418 | */ | |
b3e36df0 | 419 | traverse_non_commits(ctx, &csp); |
91904f56 | 420 | } |
b3e36df0 | 421 | traverse_non_commits(ctx, &csp); |
91904f56 | 422 | strbuf_release(&csp); |
c64ed70d | 423 | } |
25ec7bca | 424 | |
25ec7bca | 425 | void traverse_commit_list_filtered( |
25ec7bca JH |
426 | struct rev_info *revs, |
427 | show_commit_fn show_commit, | |
428 | show_object_fn show_object, | |
429 | void *show_data, | |
430 | struct oidset *omitted) | |
431 | { | |
3e0370a8 DS |
432 | struct traversal_context ctx = { |
433 | .revs = revs, | |
434 | .show_object = show_object, | |
435 | .show_commit = show_commit, | |
436 | .show_data = show_data, | |
437 | }; | |
438 | ||
439 | if (revs->filter.choice) | |
440 | ctx.filter = list_objects_filter__init(omitted, &revs->filter); | |
f447a499 | 441 | |
f447a499 | 442 | do_traverse(&ctx); |
3e0370a8 DS |
443 | |
444 | if (ctx.filter) | |
445 | list_objects_filter__free(ctx.filter); | |
25ec7bca | 446 | } |