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Commit | Line | Data |
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c64ed70d JH |
1 | #include "cache.h" |
2 | #include "tag.h" | |
3 | #include "commit.h" | |
41771fa4 | 4 | #include "hex.h" |
c64ed70d JH |
5 | #include "tree.h" |
6 | #include "blob.h" | |
7 | #include "diff.h" | |
8 | #include "tree-walk.h" | |
9 | #include "revision.h" | |
10 | #include "list-objects.h" | |
25ec7bca JH |
11 | #include "list-objects-filter.h" |
12 | #include "list-objects-filter-options.h" | |
df11e196 | 13 | #include "packfile.h" |
cbd53a21 | 14 | #include "object-store.h" |
8b10a206 | 15 | #include "trace.h" |
c64ed70d | 16 | |
f447a499 MD |
17 | struct traversal_context { |
18 | struct rev_info *revs; | |
19 | show_object_fn show_object; | |
20 | show_commit_fn show_commit; | |
21 | void *show_data; | |
9430147c | 22 | struct filter *filter; |
f447a499 MD |
23 | }; |
24 | ||
4f33a634 ÆAB |
25 | static void show_commit(struct traversal_context *ctx, |
26 | struct commit *commit) | |
27 | { | |
28 | if (!ctx->show_commit) | |
29 | return; | |
30 | ctx->show_commit(commit, ctx->show_data); | |
31 | } | |
32 | ||
33 | static void show_object(struct traversal_context *ctx, | |
34 | struct object *object, | |
35 | const char *name) | |
36 | { | |
37 | if (!ctx->show_object) | |
38 | return; | |
39 | ctx->show_object(object, name, ctx->show_data); | |
40 | } | |
41 | ||
f447a499 | 42 | static void process_blob(struct traversal_context *ctx, |
c64ed70d | 43 | struct blob *blob, |
bd64516a | 44 | struct strbuf *path, |
f447a499 | 45 | const char *name) |
c64ed70d JH |
46 | { |
47 | struct object *obj = &blob->object; | |
de1e67d0 | 48 | size_t pathlen; |
9430147c | 49 | enum list_objects_filter_result r; |
c64ed70d | 50 | |
f447a499 | 51 | if (!ctx->revs->blob_objects) |
c64ed70d | 52 | return; |
a301b0c8 MK |
53 | if (!obj) |
54 | die("bad blob object"); | |
c64ed70d JH |
55 | if (obj->flags & (UNINTERESTING | SEEN)) |
56 | return; | |
de1e67d0 | 57 | |
df11e196 JT |
58 | /* |
59 | * Pre-filter known-missing objects when explicitly requested. | |
60 | * Otherwise, a missing object error message may be reported | |
61 | * later (depending on other filtering criteria). | |
62 | * | |
63 | * Note that this "--exclude-promisor-objects" pre-filtering | |
64 | * may cause the actual filter to report an incomplete list | |
65 | * of missing objects. | |
66 | */ | |
f447a499 | 67 | if (ctx->revs->exclude_promisor_objects && |
df11e196 JT |
68 | !has_object_file(&obj->oid) && |
69 | is_promisor_object(&obj->oid)) | |
70 | return; | |
71 | ||
de1e67d0 JK |
72 | pathlen = path->len; |
73 | strbuf_addstr(path, name); | |
9430147c MD |
74 | r = list_objects_filter__filter_object(ctx->revs->repo, |
75 | LOFS_BLOB, obj, | |
76 | path->buf, &path->buf[pathlen], | |
77 | ctx->filter); | |
25ec7bca JH |
78 | if (r & LOFR_MARK_SEEN) |
79 | obj->flags |= SEEN; | |
80 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 81 | show_object(ctx, obj, path->buf); |
de1e67d0 | 82 | strbuf_setlen(path, pathlen); |
c64ed70d JH |
83 | } |
84 | ||
92024891 | 85 | static void process_tree(struct traversal_context *ctx, |
c64ed70d | 86 | struct tree *tree, |
cc5fa2fd | 87 | struct strbuf *base, |
92024891 MD |
88 | const char *name); |
89 | ||
90 | static void process_tree_contents(struct traversal_context *ctx, | |
91 | struct tree *tree, | |
92 | struct strbuf *base) | |
c64ed70d | 93 | { |
c64ed70d JH |
94 | struct tree_desc desc; |
95 | struct name_entry entry; | |
92024891 MD |
96 | enum interesting match = ctx->revs->diffopt.pathspec.nr == 0 ? |
97 | all_entries_interesting : entry_not_interesting; | |
98 | ||
99 | init_tree_desc(&desc, tree->buffer, tree->size); | |
100 | ||
101 | while (tree_entry(&desc, &entry)) { | |
102 | if (match != all_entries_interesting) { | |
67022e02 NTND |
103 | match = tree_entry_interesting(ctx->revs->repo->index, |
104 | &entry, base, 0, | |
92024891 MD |
105 | &ctx->revs->diffopt.pathspec); |
106 | if (match == all_entries_not_interesting) | |
107 | break; | |
108 | if (match == entry_not_interesting) | |
109 | continue; | |
110 | } | |
111 | ||
99c9aa95 | 112 | if (S_ISDIR(entry.mode)) { |
ea82b2a0 | 113 | struct tree *t = lookup_tree(ctx->revs->repo, &entry.oid); |
b49e74ea TB |
114 | if (!t) { |
115 | die(_("entry '%s' in tree %s has tree mode, " | |
116 | "but is not a tree"), | |
117 | entry.path, oid_to_hex(&tree->object.oid)); | |
118 | } | |
99c9aa95 MD |
119 | t->object.flags |= NOT_USER_GIVEN; |
120 | process_tree(ctx, t, base, entry.path); | |
121 | } | |
92024891 | 122 | else if (S_ISGITLINK(entry.mode)) |
00271485 | 123 | ; /* ignore gitlink */ |
99c9aa95 | 124 | else { |
ea82b2a0 | 125 | struct blob *b = lookup_blob(ctx->revs->repo, &entry.oid); |
23c20445 TB |
126 | if (!b) { |
127 | die(_("entry '%s' in tree %s has blob mode, " | |
128 | "but is not a blob"), | |
129 | entry.path, oid_to_hex(&tree->object.oid)); | |
130 | } | |
99c9aa95 MD |
131 | b->object.flags |= NOT_USER_GIVEN; |
132 | process_blob(ctx, b, base, entry.path); | |
133 | } | |
92024891 MD |
134 | } |
135 | } | |
136 | ||
f447a499 | 137 | static void process_tree(struct traversal_context *ctx, |
c64ed70d | 138 | struct tree *tree, |
cc5fa2fd | 139 | struct strbuf *base, |
f447a499 | 140 | const char *name) |
c64ed70d JH |
141 | { |
142 | struct object *obj = &tree->object; | |
f447a499 | 143 | struct rev_info *revs = ctx->revs; |
cc5fa2fd | 144 | int baselen = base->len; |
9430147c | 145 | enum list_objects_filter_result r; |
7c0fe330 | 146 | int failed_parse; |
c64ed70d JH |
147 | |
148 | if (!revs->tree_objects) | |
149 | return; | |
a301b0c8 MK |
150 | if (!obj) |
151 | die("bad tree object"); | |
c64ed70d JH |
152 | if (obj->flags & (UNINTERESTING | SEEN)) |
153 | return; | |
aa9ad6fe JK |
154 | if (revs->include_check_obj && |
155 | !revs->include_check_obj(&tree->object, revs->include_check_data)) | |
156 | return; | |
7c0fe330 MD |
157 | |
158 | failed_parse = parse_tree_gently(tree, 1); | |
159 | if (failed_parse) { | |
2db1a43f VM |
160 | if (revs->ignore_missing_links) |
161 | return; | |
df11e196 JT |
162 | |
163 | /* | |
164 | * Pre-filter known-missing tree objects when explicitly | |
165 | * requested. This may cause the actual filter to report | |
166 | * an incomplete list of missing objects. | |
167 | */ | |
168 | if (revs->exclude_promisor_objects && | |
169 | is_promisor_object(&obj->oid)) | |
170 | return; | |
171 | ||
7c0fe330 MD |
172 | if (!revs->do_not_die_on_missing_tree) |
173 | die("bad tree object %s", oid_to_hex(&obj->oid)); | |
2db1a43f | 174 | } |
13528ab3 | 175 | |
13528ab3 | 176 | strbuf_addstr(base, name); |
9430147c MD |
177 | r = list_objects_filter__filter_object(ctx->revs->repo, |
178 | LOFS_BEGIN_TREE, obj, | |
179 | base->buf, &base->buf[baselen], | |
180 | ctx->filter); | |
25ec7bca JH |
181 | if (r & LOFR_MARK_SEEN) |
182 | obj->flags |= SEEN; | |
183 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 184 | show_object(ctx, obj, base->buf); |
13528ab3 JK |
185 | if (base->len) |
186 | strbuf_addch(base, '/'); | |
cc5fa2fd | 187 | |
8b10a206 MD |
188 | if (r & LOFR_SKIP_TREE) |
189 | trace_printf("Skipping contents of tree %s...\n", base->buf); | |
190 | else if (!failed_parse) | |
7c0fe330 | 191 | process_tree_contents(ctx, tree, base); |
c64ed70d | 192 | |
9430147c MD |
193 | r = list_objects_filter__filter_object(ctx->revs->repo, |
194 | LOFS_END_TREE, obj, | |
195 | base->buf, &base->buf[baselen], | |
196 | ctx->filter); | |
197 | if (r & LOFR_MARK_SEEN) | |
198 | obj->flags |= SEEN; | |
199 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 200 | show_object(ctx, obj, base->buf); |
25ec7bca | 201 | |
cc5fa2fd | 202 | strbuf_setlen(base, baselen); |
6e454b9a | 203 | free_tree_buffer(tree); |
c64ed70d JH |
204 | } |
205 | ||
628d81be PS |
206 | static void process_tag(struct traversal_context *ctx, |
207 | struct tag *tag, | |
208 | const char *name) | |
209 | { | |
9a2a4f95 PS |
210 | enum list_objects_filter_result r; |
211 | ||
212 | r = list_objects_filter__filter_object(ctx->revs->repo, LOFS_TAG, | |
213 | &tag->object, NULL, NULL, | |
214 | ctx->filter); | |
215 | if (r & LOFR_MARK_SEEN) | |
216 | tag->object.flags |= SEEN; | |
217 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 218 | show_object(ctx, &tag->object, name); |
628d81be PS |
219 | } |
220 | ||
8d1d8f83 JH |
221 | static void mark_edge_parents_uninteresting(struct commit *commit, |
222 | struct rev_info *revs, | |
223 | show_edge_fn show_edge) | |
224 | { | |
225 | struct commit_list *parents; | |
226 | ||
227 | for (parents = commit->parents; parents; parents = parents->next) { | |
228 | struct commit *parent = parents->item; | |
229 | if (!(parent->object.flags & UNINTERESTING)) | |
230 | continue; | |
b3c7eef9 | 231 | mark_tree_uninteresting(revs->repo, get_commit_tree(parent)); |
8d1d8f83 JH |
232 | if (revs->edge_hint && !(parent->object.flags & SHOWN)) { |
233 | parent->object.flags |= SHOWN; | |
234 | show_edge(parent); | |
235 | } | |
236 | } | |
237 | } | |
238 | ||
4f6d26b1 DS |
239 | static void add_edge_parents(struct commit *commit, |
240 | struct rev_info *revs, | |
241 | show_edge_fn show_edge, | |
242 | struct oidset *set) | |
243 | { | |
244 | struct commit_list *parents; | |
245 | ||
246 | for (parents = commit->parents; parents; parents = parents->next) { | |
247 | struct commit *parent = parents->item; | |
248 | struct tree *tree = get_commit_tree(parent); | |
249 | ||
250 | if (!tree) | |
251 | continue; | |
252 | ||
253 | oidset_insert(set, &tree->object.oid); | |
254 | ||
255 | if (!(parent->object.flags & UNINTERESTING)) | |
256 | continue; | |
257 | tree->object.flags |= UNINTERESTING; | |
258 | ||
259 | if (revs->edge_hint && !(parent->object.flags & SHOWN)) { | |
260 | parent->object.flags |= SHOWN; | |
261 | show_edge(parent); | |
262 | } | |
263 | } | |
264 | } | |
265 | ||
266 | void mark_edges_uninteresting(struct rev_info *revs, | |
267 | show_edge_fn show_edge, | |
268 | int sparse) | |
8d1d8f83 | 269 | { |
e76a5fb4 | 270 | struct commit_list *list; |
fbd4a703 NTND |
271 | int i; |
272 | ||
4f6d26b1 DS |
273 | if (sparse) { |
274 | struct oidset set; | |
275 | oidset_init(&set, 16); | |
276 | ||
277 | for (list = revs->commits; list; list = list->next) { | |
278 | struct commit *commit = list->item; | |
279 | struct tree *tree = get_commit_tree(commit); | |
8d1d8f83 | 280 | |
4f6d26b1 DS |
281 | if (commit->object.flags & UNINTERESTING) |
282 | tree->object.flags |= UNINTERESTING; | |
283 | ||
284 | oidset_insert(&set, &tree->object.oid); | |
285 | add_edge_parents(commit, revs, show_edge, &set); | |
286 | } | |
287 | ||
288 | mark_trees_uninteresting_sparse(revs->repo, &set); | |
289 | oidset_clear(&set); | |
290 | } else { | |
291 | for (list = revs->commits; list; list = list->next) { | |
292 | struct commit *commit = list->item; | |
293 | if (commit->object.flags & UNINTERESTING) { | |
294 | mark_tree_uninteresting(revs->repo, | |
295 | get_commit_tree(commit)); | |
296 | if (revs->edge_hint_aggressive && !(commit->object.flags & SHOWN)) { | |
297 | commit->object.flags |= SHOWN; | |
298 | show_edge(commit); | |
299 | } | |
300 | continue; | |
fbd4a703 | 301 | } |
4f6d26b1 | 302 | mark_edge_parents_uninteresting(commit, revs, show_edge); |
8d1d8f83 | 303 | } |
8d1d8f83 | 304 | } |
4f6d26b1 | 305 | |
1684c1b2 | 306 | if (revs->edge_hint_aggressive) { |
200abe74 JK |
307 | for (i = 0; i < revs->cmdline.nr; i++) { |
308 | struct object *obj = revs->cmdline.rev[i].item; | |
309 | struct commit *commit = (struct commit *)obj; | |
310 | if (obj->type != OBJ_COMMIT || !(obj->flags & UNINTERESTING)) | |
311 | continue; | |
b3c7eef9 NTND |
312 | mark_tree_uninteresting(revs->repo, |
313 | get_commit_tree(commit)); | |
200abe74 JK |
314 | if (!(obj->flags & SHOWN)) { |
315 | obj->flags |= SHOWN; | |
316 | show_edge(commit); | |
317 | } | |
fbd4a703 NTND |
318 | } |
319 | } | |
8d1d8f83 JH |
320 | } |
321 | ||
8d2dfc49 LT |
322 | static void add_pending_tree(struct rev_info *revs, struct tree *tree) |
323 | { | |
324 | add_pending_object(revs, &tree->object, ""); | |
325 | } | |
326 | ||
b3e36df0 TL |
327 | static void traverse_non_commits(struct traversal_context *ctx, |
328 | struct strbuf *base) | |
c64ed70d JH |
329 | { |
330 | int i; | |
c64ed70d | 331 | |
91904f56 SB |
332 | assert(base->len == 0); |
333 | ||
f447a499 MD |
334 | for (i = 0; i < ctx->revs->pending.nr; i++) { |
335 | struct object_array_entry *pending = ctx->revs->pending.objects + i; | |
c64ed70d JH |
336 | struct object *obj = pending->item; |
337 | const char *name = pending->name; | |
20739490 | 338 | const char *path = pending->path; |
c64ed70d JH |
339 | if (obj->flags & (UNINTERESTING | SEEN)) |
340 | continue; | |
341 | if (obj->type == OBJ_TAG) { | |
628d81be | 342 | process_tag(ctx, (struct tag *)obj, name); |
c64ed70d JH |
343 | continue; |
344 | } | |
20739490 JK |
345 | if (!path) |
346 | path = ""; | |
c64ed70d | 347 | if (obj->type == OBJ_TREE) { |
f447a499 | 348 | process_tree(ctx, (struct tree *)obj, base, path); |
c64ed70d JH |
349 | continue; |
350 | } | |
351 | if (obj->type == OBJ_BLOB) { | |
f447a499 | 352 | process_blob(ctx, (struct blob *)obj, base, path); |
c64ed70d JH |
353 | continue; |
354 | } | |
355 | die("unknown pending object %s (%s)", | |
f2fd0760 | 356 | oid_to_hex(&obj->oid), name); |
c64ed70d | 357 | } |
f447a499 | 358 | object_array_clear(&ctx->revs->pending); |
91904f56 SB |
359 | } |
360 | ||
f447a499 | 361 | static void do_traverse(struct traversal_context *ctx) |
91904f56 SB |
362 | { |
363 | struct commit *commit; | |
364 | struct strbuf csp; /* callee's scratch pad */ | |
365 | strbuf_init(&csp, PATH_MAX); | |
366 | ||
f447a499 | 367 | while ((commit = get_revision(ctx->revs)) != NULL) { |
9a2a4f95 PS |
368 | enum list_objects_filter_result r; |
369 | ||
370 | r = list_objects_filter__filter_object(ctx->revs->repo, | |
371 | LOFS_COMMIT, &commit->object, | |
372 | NULL, NULL, ctx->filter); | |
373 | ||
91904f56 SB |
374 | /* |
375 | * an uninteresting boundary commit may not have its tree | |
376 | * parsed yet, but we are not going to show them anyway | |
377 | */ | |
72ed80c7 JK |
378 | if (!ctx->revs->tree_objects) |
379 | ; /* do not bother loading tree */ | |
380 | else if (get_commit_tree(commit)) { | |
99c9aa95 MD |
381 | struct tree *tree = get_commit_tree(commit); |
382 | tree->object.flags |= NOT_USER_GIVEN; | |
383 | add_pending_tree(ctx->revs, tree); | |
97dd512a JK |
384 | } else if (commit->object.parsed) { |
385 | die(_("unable to load root tree for commit %s"), | |
386 | oid_to_hex(&commit->object.oid)); | |
99c9aa95 | 387 | } |
9a2a4f95 PS |
388 | |
389 | if (r & LOFR_MARK_SEEN) | |
390 | commit->object.flags |= SEEN; | |
391 | if (r & LOFR_DO_SHOW) | |
4f33a634 | 392 | show_commit(ctx, commit); |
ce5b6f9b | 393 | |
f447a499 | 394 | if (ctx->revs->tree_blobs_in_commit_order) |
ce5b6f9b SB |
395 | /* |
396 | * NEEDSWORK: Adding the tree and then flushing it here | |
397 | * needs a reallocation for each commit. Can we pass the | |
398 | * tree directory without allocation churn? | |
399 | */ | |
b3e36df0 | 400 | traverse_non_commits(ctx, &csp); |
91904f56 | 401 | } |
b3e36df0 | 402 | traverse_non_commits(ctx, &csp); |
91904f56 | 403 | strbuf_release(&csp); |
c64ed70d | 404 | } |
25ec7bca | 405 | |
25ec7bca | 406 | void traverse_commit_list_filtered( |
25ec7bca JH |
407 | struct rev_info *revs, |
408 | show_commit_fn show_commit, | |
409 | show_object_fn show_object, | |
410 | void *show_data, | |
411 | struct oidset *omitted) | |
412 | { | |
3e0370a8 DS |
413 | struct traversal_context ctx = { |
414 | .revs = revs, | |
415 | .show_object = show_object, | |
416 | .show_commit = show_commit, | |
417 | .show_data = show_data, | |
418 | }; | |
419 | ||
420 | if (revs->filter.choice) | |
421 | ctx.filter = list_objects_filter__init(omitted, &revs->filter); | |
f447a499 | 422 | |
f447a499 | 423 | do_traverse(&ctx); |
3e0370a8 DS |
424 | |
425 | if (ctx.filter) | |
426 | list_objects_filter__free(ctx.filter); | |
25ec7bca | 427 | } |