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Commit | Line | Data |
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959b5455 | 1 | #include "cache.h" |
bf12fcdf | 2 | #include "repository.h" |
b2141fc1 | 3 | #include "config.h" |
959b5455 HV |
4 | #include "submodule-config.h" |
5 | #include "submodule.h" | |
6 | #include "strbuf.h" | |
886dc154 | 7 | #include "parse-options.h" |
959b5455 HV |
8 | |
9 | /* | |
10 | * submodule cache lookup structure | |
11 | * There is one shared set of 'struct submodule' entries which can be | |
12 | * looked up by their sha1 blob id of the .gitmodule file and either | |
13 | * using path or name as key. | |
14 | * for_path stores submodule entries with path as key | |
15 | * for_name stores submodule entries with name as key | |
16 | */ | |
17 | struct submodule_cache { | |
18 | struct hashmap for_path; | |
19 | struct hashmap for_name; | |
bf12fcdf | 20 | unsigned initialized:1; |
959b5455 HV |
21 | }; |
22 | ||
23 | /* | |
24 | * thin wrapper struct needed to insert 'struct submodule' entries to | |
25 | * the hashmap | |
26 | */ | |
27 | struct submodule_entry { | |
28 | struct hashmap_entry ent; | |
29 | struct submodule *config; | |
30 | }; | |
31 | ||
32 | enum lookup_type { | |
33 | lookup_name, | |
34 | lookup_path | |
35 | }; | |
36 | ||
7663cdc8 | 37 | static int config_path_cmp(const void *unused_cmp_data, |
152cbdc6 SB |
38 | const void *entry, |
39 | const void *entry_or_key, | |
7663cdc8 | 40 | const void *unused_keydata) |
959b5455 | 41 | { |
152cbdc6 SB |
42 | const struct submodule_entry *a = entry; |
43 | const struct submodule_entry *b = entry_or_key; | |
44 | ||
959b5455 HV |
45 | return strcmp(a->config->path, b->config->path) || |
46 | hashcmp(a->config->gitmodules_sha1, b->config->gitmodules_sha1); | |
47 | } | |
48 | ||
7663cdc8 | 49 | static int config_name_cmp(const void *unused_cmp_data, |
152cbdc6 SB |
50 | const void *entry, |
51 | const void *entry_or_key, | |
7663cdc8 | 52 | const void *unused_keydata) |
959b5455 | 53 | { |
152cbdc6 SB |
54 | const struct submodule_entry *a = entry; |
55 | const struct submodule_entry *b = entry_or_key; | |
56 | ||
959b5455 HV |
57 | return strcmp(a->config->name, b->config->name) || |
58 | hashcmp(a->config->gitmodules_sha1, b->config->gitmodules_sha1); | |
59 | } | |
60 | ||
bf12fcdf BW |
61 | static struct submodule_cache *submodule_cache_alloc(void) |
62 | { | |
63 | return xcalloc(1, sizeof(struct submodule_cache)); | |
64 | } | |
65 | ||
66 | static void submodule_cache_init(struct submodule_cache *cache) | |
959b5455 | 67 | { |
152cbdc6 SB |
68 | hashmap_init(&cache->for_path, config_path_cmp, NULL, 0); |
69 | hashmap_init(&cache->for_name, config_name_cmp, NULL, 0); | |
bf12fcdf | 70 | cache->initialized = 1; |
959b5455 HV |
71 | } |
72 | ||
73 | static void free_one_config(struct submodule_entry *entry) | |
74 | { | |
75 | free((void *) entry->config->path); | |
76 | free((void *) entry->config->name); | |
b5944f34 | 77 | free((void *) entry->config->branch); |
ea2fa5a3 | 78 | free((void *) entry->config->update_strategy.command); |
959b5455 HV |
79 | free(entry->config); |
80 | } | |
81 | ||
bf12fcdf | 82 | static void submodule_cache_clear(struct submodule_cache *cache) |
959b5455 HV |
83 | { |
84 | struct hashmap_iter iter; | |
85 | struct submodule_entry *entry; | |
86 | ||
bf12fcdf BW |
87 | if (!cache->initialized) |
88 | return; | |
89 | ||
959b5455 HV |
90 | /* |
91 | * We iterate over the name hash here to be symmetric with the | |
92 | * allocation of struct submodule entries. Each is allocated by | |
93 | * their .gitmodule blob sha1 and submodule name. | |
94 | */ | |
95 | hashmap_iter_init(&cache->for_name, &iter); | |
96 | while ((entry = hashmap_iter_next(&iter))) | |
97 | free_one_config(entry); | |
98 | ||
99 | hashmap_free(&cache->for_path, 1); | |
100 | hashmap_free(&cache->for_name, 1); | |
bf12fcdf BW |
101 | cache->initialized = 0; |
102 | } | |
103 | ||
104 | void submodule_cache_free(struct submodule_cache *cache) | |
105 | { | |
106 | submodule_cache_clear(cache); | |
107 | free(cache); | |
959b5455 HV |
108 | } |
109 | ||
110 | static unsigned int hash_sha1_string(const unsigned char *sha1, | |
111 | const char *string) | |
112 | { | |
113 | return memhash(sha1, 20) + strhash(string); | |
114 | } | |
115 | ||
116 | static void cache_put_path(struct submodule_cache *cache, | |
117 | struct submodule *submodule) | |
118 | { | |
119 | unsigned int hash = hash_sha1_string(submodule->gitmodules_sha1, | |
120 | submodule->path); | |
121 | struct submodule_entry *e = xmalloc(sizeof(*e)); | |
122 | hashmap_entry_init(e, hash); | |
123 | e->config = submodule; | |
124 | hashmap_put(&cache->for_path, e); | |
125 | } | |
126 | ||
127 | static void cache_remove_path(struct submodule_cache *cache, | |
128 | struct submodule *submodule) | |
129 | { | |
130 | unsigned int hash = hash_sha1_string(submodule->gitmodules_sha1, | |
131 | submodule->path); | |
132 | struct submodule_entry e; | |
133 | struct submodule_entry *removed; | |
134 | hashmap_entry_init(&e, hash); | |
135 | e.config = submodule; | |
136 | removed = hashmap_remove(&cache->for_path, &e, NULL); | |
137 | free(removed); | |
138 | } | |
139 | ||
140 | static void cache_add(struct submodule_cache *cache, | |
141 | struct submodule *submodule) | |
142 | { | |
143 | unsigned int hash = hash_sha1_string(submodule->gitmodules_sha1, | |
144 | submodule->name); | |
145 | struct submodule_entry *e = xmalloc(sizeof(*e)); | |
146 | hashmap_entry_init(e, hash); | |
147 | e->config = submodule; | |
148 | hashmap_add(&cache->for_name, e); | |
149 | } | |
150 | ||
151 | static const struct submodule *cache_lookup_path(struct submodule_cache *cache, | |
152 | const unsigned char *gitmodules_sha1, const char *path) | |
153 | { | |
154 | struct submodule_entry *entry; | |
155 | unsigned int hash = hash_sha1_string(gitmodules_sha1, path); | |
156 | struct submodule_entry key; | |
157 | struct submodule key_config; | |
158 | ||
159 | hashcpy(key_config.gitmodules_sha1, gitmodules_sha1); | |
160 | key_config.path = path; | |
161 | ||
162 | hashmap_entry_init(&key, hash); | |
163 | key.config = &key_config; | |
164 | ||
165 | entry = hashmap_get(&cache->for_path, &key, NULL); | |
166 | if (entry) | |
167 | return entry->config; | |
168 | return NULL; | |
169 | } | |
170 | ||
171 | static struct submodule *cache_lookup_name(struct submodule_cache *cache, | |
172 | const unsigned char *gitmodules_sha1, const char *name) | |
173 | { | |
174 | struct submodule_entry *entry; | |
175 | unsigned int hash = hash_sha1_string(gitmodules_sha1, name); | |
176 | struct submodule_entry key; | |
177 | struct submodule key_config; | |
178 | ||
179 | hashcpy(key_config.gitmodules_sha1, gitmodules_sha1); | |
180 | key_config.name = name; | |
181 | ||
182 | hashmap_entry_init(&key, hash); | |
183 | key.config = &key_config; | |
184 | ||
185 | entry = hashmap_get(&cache->for_name, &key, NULL); | |
186 | if (entry) | |
187 | return entry->config; | |
188 | return NULL; | |
189 | } | |
190 | ||
191 | static int name_and_item_from_var(const char *var, struct strbuf *name, | |
192 | struct strbuf *item) | |
193 | { | |
194 | const char *subsection, *key; | |
195 | int subsection_len, parse; | |
196 | parse = parse_config_key(var, "submodule", &subsection, | |
197 | &subsection_len, &key); | |
198 | if (parse < 0 || !subsection) | |
199 | return 0; | |
200 | ||
201 | strbuf_add(name, subsection, subsection_len); | |
202 | strbuf_addstr(item, key); | |
203 | ||
204 | return 1; | |
205 | } | |
206 | ||
207 | static struct submodule *lookup_or_create_by_name(struct submodule_cache *cache, | |
208 | const unsigned char *gitmodules_sha1, const char *name) | |
209 | { | |
210 | struct submodule *submodule; | |
211 | struct strbuf name_buf = STRBUF_INIT; | |
212 | ||
213 | submodule = cache_lookup_name(cache, gitmodules_sha1, name); | |
214 | if (submodule) | |
215 | return submodule; | |
216 | ||
217 | submodule = xmalloc(sizeof(*submodule)); | |
218 | ||
219 | strbuf_addstr(&name_buf, name); | |
220 | submodule->name = strbuf_detach(&name_buf, NULL); | |
221 | ||
222 | submodule->path = NULL; | |
223 | submodule->url = NULL; | |
ea2fa5a3 SB |
224 | submodule->update_strategy.type = SM_UPDATE_UNSPECIFIED; |
225 | submodule->update_strategy.command = NULL; | |
959b5455 HV |
226 | submodule->fetch_recurse = RECURSE_SUBMODULES_NONE; |
227 | submodule->ignore = NULL; | |
b5944f34 | 228 | submodule->branch = NULL; |
37f52e93 | 229 | submodule->recommend_shallow = -1; |
959b5455 HV |
230 | |
231 | hashcpy(submodule->gitmodules_sha1, gitmodules_sha1); | |
232 | ||
233 | cache_add(cache, submodule); | |
234 | ||
235 | return submodule; | |
236 | } | |
237 | ||
027771fc HV |
238 | static int parse_fetch_recurse(const char *opt, const char *arg, |
239 | int die_on_error) | |
240 | { | |
89576613 | 241 | switch (git_parse_maybe_bool(arg)) { |
027771fc HV |
242 | case 1: |
243 | return RECURSE_SUBMODULES_ON; | |
244 | case 0: | |
245 | return RECURSE_SUBMODULES_OFF; | |
246 | default: | |
247 | if (!strcmp(arg, "on-demand")) | |
248 | return RECURSE_SUBMODULES_ON_DEMAND; | |
249 | ||
250 | if (die_on_error) | |
251 | die("bad %s argument: %s", opt, arg); | |
252 | else | |
253 | return RECURSE_SUBMODULES_ERROR; | |
254 | } | |
255 | } | |
256 | ||
f20e7c1e BW |
257 | int parse_submodule_fetchjobs(const char *var, const char *value) |
258 | { | |
259 | int fetchjobs = git_config_int(var, value); | |
260 | if (fetchjobs < 0) | |
261 | die(_("negative values not allowed for submodule.fetchjobs")); | |
262 | return fetchjobs; | |
263 | } | |
264 | ||
027771fc HV |
265 | int parse_fetch_recurse_submodules_arg(const char *opt, const char *arg) |
266 | { | |
267 | return parse_fetch_recurse(opt, arg, 1); | |
268 | } | |
269 | ||
886dc154 SB |
270 | int option_fetch_parse_recurse_submodules(const struct option *opt, |
271 | const char *arg, int unset) | |
272 | { | |
273 | int *v; | |
274 | ||
275 | if (!opt->value) | |
276 | return -1; | |
277 | ||
278 | v = opt->value; | |
279 | ||
280 | if (unset) { | |
281 | *v = RECURSE_SUBMODULES_OFF; | |
282 | } else { | |
283 | if (arg) | |
284 | *v = parse_fetch_recurse_submodules_arg(opt->long_name, arg); | |
285 | else | |
286 | *v = RECURSE_SUBMODULES_ON; | |
287 | } | |
288 | return 0; | |
289 | } | |
290 | ||
d601fd09 SB |
291 | static int parse_update_recurse(const char *opt, const char *arg, |
292 | int die_on_error) | |
293 | { | |
bdfcdefd | 294 | switch (git_parse_maybe_bool(arg)) { |
d601fd09 SB |
295 | case 1: |
296 | return RECURSE_SUBMODULES_ON; | |
297 | case 0: | |
298 | return RECURSE_SUBMODULES_OFF; | |
299 | default: | |
300 | if (die_on_error) | |
301 | die("bad %s argument: %s", opt, arg); | |
302 | return RECURSE_SUBMODULES_ERROR; | |
303 | } | |
304 | } | |
305 | ||
306 | int parse_update_recurse_submodules_arg(const char *opt, const char *arg) | |
307 | { | |
308 | return parse_update_recurse(opt, arg, 1); | |
309 | } | |
310 | ||
b33a15b0 MC |
311 | static int parse_push_recurse(const char *opt, const char *arg, |
312 | int die_on_error) | |
313 | { | |
89576613 | 314 | switch (git_parse_maybe_bool(arg)) { |
b33a15b0 MC |
315 | case 1: |
316 | /* There's no simple "on" value when pushing */ | |
317 | if (die_on_error) | |
318 | die("bad %s argument: %s", opt, arg); | |
319 | else | |
320 | return RECURSE_SUBMODULES_ERROR; | |
321 | case 0: | |
322 | return RECURSE_SUBMODULES_OFF; | |
323 | default: | |
324 | if (!strcmp(arg, "on-demand")) | |
325 | return RECURSE_SUBMODULES_ON_DEMAND; | |
326 | else if (!strcmp(arg, "check")) | |
327 | return RECURSE_SUBMODULES_CHECK; | |
6c656c3f BW |
328 | else if (!strcmp(arg, "only")) |
329 | return RECURSE_SUBMODULES_ONLY; | |
b33a15b0 MC |
330 | else if (die_on_error) |
331 | die("bad %s argument: %s", opt, arg); | |
332 | else | |
333 | return RECURSE_SUBMODULES_ERROR; | |
334 | } | |
335 | } | |
336 | ||
337 | int parse_push_recurse_submodules_arg(const char *opt, const char *arg) | |
338 | { | |
339 | return parse_push_recurse(opt, arg, 1); | |
340 | } | |
341 | ||
73c293bb | 342 | static void warn_multiple_config(const unsigned char *treeish_name, |
959b5455 HV |
343 | const char *name, const char *option) |
344 | { | |
345 | const char *commit_string = "WORKTREE"; | |
73c293bb SB |
346 | if (treeish_name) |
347 | commit_string = sha1_to_hex(treeish_name); | |
959b5455 HV |
348 | warning("%s:.gitmodules, multiple configurations found for " |
349 | "'submodule.%s.%s'. Skipping second one!", | |
350 | commit_string, name, option); | |
351 | } | |
352 | ||
353 | struct parse_config_parameter { | |
354 | struct submodule_cache *cache; | |
73c293bb | 355 | const unsigned char *treeish_name; |
959b5455 HV |
356 | const unsigned char *gitmodules_sha1; |
357 | int overwrite; | |
358 | }; | |
359 | ||
360 | static int parse_config(const char *var, const char *value, void *data) | |
361 | { | |
362 | struct parse_config_parameter *me = data; | |
363 | struct submodule *submodule; | |
364 | struct strbuf name = STRBUF_INIT, item = STRBUF_INIT; | |
365 | int ret = 0; | |
366 | ||
367 | /* this also ensures that we only parse submodule entries */ | |
368 | if (!name_and_item_from_var(var, &name, &item)) | |
369 | return 0; | |
370 | ||
147875fd SB |
371 | submodule = lookup_or_create_by_name(me->cache, |
372 | me->gitmodules_sha1, | |
373 | name.buf); | |
959b5455 HV |
374 | |
375 | if (!strcmp(item.buf, "path")) { | |
147875fd | 376 | if (!value) |
959b5455 | 377 | ret = config_error_nonbool(var); |
f73da110 | 378 | else if (!me->overwrite && submodule->path) |
73c293bb | 379 | warn_multiple_config(me->treeish_name, submodule->name, |
959b5455 | 380 | "path"); |
147875fd SB |
381 | else { |
382 | if (submodule->path) | |
383 | cache_remove_path(me->cache, submodule); | |
384 | free((void *) submodule->path); | |
385 | submodule->path = xstrdup(value); | |
386 | cache_put_path(me->cache, submodule); | |
959b5455 | 387 | } |
959b5455 | 388 | } else if (!strcmp(item.buf, "fetchrecursesubmodules")) { |
027771fc HV |
389 | /* when parsing worktree configurations we can die early */ |
390 | int die_on_error = is_null_sha1(me->gitmodules_sha1); | |
959b5455 | 391 | if (!me->overwrite && |
147875fd | 392 | submodule->fetch_recurse != RECURSE_SUBMODULES_NONE) |
73c293bb | 393 | warn_multiple_config(me->treeish_name, submodule->name, |
959b5455 | 394 | "fetchrecursesubmodules"); |
147875fd SB |
395 | else |
396 | submodule->fetch_recurse = parse_fetch_recurse( | |
397 | var, value, | |
027771fc | 398 | die_on_error); |
959b5455 | 399 | } else if (!strcmp(item.buf, "ignore")) { |
147875fd SB |
400 | if (!value) |
401 | ret = config_error_nonbool(var); | |
f73da110 | 402 | else if (!me->overwrite && submodule->ignore) |
73c293bb | 403 | warn_multiple_config(me->treeish_name, submodule->name, |
959b5455 | 404 | "ignore"); |
147875fd SB |
405 | else if (strcmp(value, "untracked") && |
406 | strcmp(value, "dirty") && | |
407 | strcmp(value, "all") && | |
408 | strcmp(value, "none")) | |
959b5455 | 409 | warning("Invalid parameter '%s' for config option " |
5ea30489 | 410 | "'submodule.%s.ignore'", value, name.buf); |
147875fd SB |
411 | else { |
412 | free((void *) submodule->ignore); | |
413 | submodule->ignore = xstrdup(value); | |
959b5455 | 414 | } |
959b5455 | 415 | } else if (!strcmp(item.buf, "url")) { |
959b5455 HV |
416 | if (!value) { |
417 | ret = config_error_nonbool(var); | |
f73da110 | 418 | } else if (!me->overwrite && submodule->url) { |
73c293bb | 419 | warn_multiple_config(me->treeish_name, submodule->name, |
959b5455 | 420 | "url"); |
147875fd SB |
421 | } else { |
422 | free((void *) submodule->url); | |
423 | submodule->url = xstrdup(value); | |
959b5455 | 424 | } |
ea2fa5a3 SB |
425 | } else if (!strcmp(item.buf, "update")) { |
426 | if (!value) | |
427 | ret = config_error_nonbool(var); | |
428 | else if (!me->overwrite && | |
429 | submodule->update_strategy.type != SM_UPDATE_UNSPECIFIED) | |
73c293bb | 430 | warn_multiple_config(me->treeish_name, submodule->name, |
ea2fa5a3 SB |
431 | "update"); |
432 | else if (parse_submodule_update_strategy(value, | |
433 | &submodule->update_strategy) < 0) | |
434 | die(_("invalid value for %s"), var); | |
37f52e93 SB |
435 | } else if (!strcmp(item.buf, "shallow")) { |
436 | if (!me->overwrite && submodule->recommend_shallow != -1) | |
73c293bb | 437 | warn_multiple_config(me->treeish_name, submodule->name, |
37f52e93 | 438 | "shallow"); |
b5944f34 | 439 | else |
37f52e93 SB |
440 | submodule->recommend_shallow = |
441 | git_config_bool(var, value); | |
b5944f34 SB |
442 | } else if (!strcmp(item.buf, "branch")) { |
443 | if (!me->overwrite && submodule->branch) | |
73c293bb | 444 | warn_multiple_config(me->treeish_name, submodule->name, |
b5944f34 SB |
445 | "branch"); |
446 | else { | |
447 | free((void *)submodule->branch); | |
448 | submodule->branch = xstrdup(value); | |
37f52e93 | 449 | } |
959b5455 HV |
450 | } |
451 | ||
959b5455 HV |
452 | strbuf_release(&name); |
453 | strbuf_release(&item); | |
454 | ||
455 | return ret; | |
456 | } | |
457 | ||
cd73de47 | 458 | int gitmodule_oid_from_commit(const struct object_id *treeish_name, |
459 | struct object_id *gitmodules_oid, | |
514dea90 | 460 | struct strbuf *rev) |
959b5455 | 461 | { |
959b5455 HV |
462 | int ret = 0; |
463 | ||
cd73de47 | 464 | if (is_null_oid(treeish_name)) { |
465 | oidclr(gitmodules_oid); | |
959b5455 HV |
466 | return 1; |
467 | } | |
468 | ||
cd73de47 | 469 | strbuf_addf(rev, "%s:.gitmodules", oid_to_hex(treeish_name)); |
470 | if (get_oid(rev->buf, gitmodules_oid) >= 0) | |
959b5455 HV |
471 | ret = 1; |
472 | ||
959b5455 HV |
473 | return ret; |
474 | } | |
475 | ||
476 | /* This does a lookup of a submodule configuration by name or by path | |
477 | * (key) with on-demand reading of the appropriate .gitmodules from | |
478 | * revisions. | |
479 | */ | |
480 | static const struct submodule *config_from(struct submodule_cache *cache, | |
cd73de47 | 481 | const struct object_id *treeish_name, const char *key, |
959b5455 HV |
482 | enum lookup_type lookup_type) |
483 | { | |
484 | struct strbuf rev = STRBUF_INIT; | |
485 | unsigned long config_size; | |
0918e250 | 486 | char *config = NULL; |
cd73de47 | 487 | struct object_id oid; |
959b5455 HV |
488 | enum object_type type; |
489 | const struct submodule *submodule = NULL; | |
490 | struct parse_config_parameter parameter; | |
491 | ||
492 | /* | |
493 | * If any parameter except the cache is a NULL pointer just | |
494 | * return the first submodule. Can be used to check whether | |
495 | * there are any submodules parsed. | |
496 | */ | |
73c293bb | 497 | if (!treeish_name || !key) { |
959b5455 HV |
498 | struct hashmap_iter iter; |
499 | struct submodule_entry *entry; | |
500 | ||
01d98e8a | 501 | entry = hashmap_iter_first(&cache->for_name, &iter); |
959b5455 HV |
502 | if (!entry) |
503 | return NULL; | |
504 | return entry->config; | |
505 | } | |
506 | ||
cd73de47 | 507 | if (!gitmodule_oid_from_commit(treeish_name, &oid, &rev)) |
0918e250 | 508 | goto out; |
959b5455 HV |
509 | |
510 | switch (lookup_type) { | |
511 | case lookup_name: | |
cd73de47 | 512 | submodule = cache_lookup_name(cache, oid.hash, key); |
959b5455 HV |
513 | break; |
514 | case lookup_path: | |
cd73de47 | 515 | submodule = cache_lookup_path(cache, oid.hash, key); |
959b5455 HV |
516 | break; |
517 | } | |
518 | if (submodule) | |
0918e250 | 519 | goto out; |
959b5455 | 520 | |
cd73de47 | 521 | config = read_sha1_file(oid.hash, &type, &config_size); |
0918e250 HV |
522 | if (!config || type != OBJ_BLOB) |
523 | goto out; | |
959b5455 HV |
524 | |
525 | /* fill the submodule config into the cache */ | |
526 | parameter.cache = cache; | |
cd73de47 | 527 | parameter.treeish_name = treeish_name->hash; |
528 | parameter.gitmodules_sha1 = oid.hash; | |
959b5455 | 529 | parameter.overwrite = 0; |
1b8132d9 | 530 | git_config_from_mem(parse_config, CONFIG_ORIGIN_SUBMODULE_BLOB, rev.buf, |
473166b9 | 531 | config, config_size, ¶meter); |
514dea90 | 532 | strbuf_release(&rev); |
959b5455 HV |
533 | free(config); |
534 | ||
535 | switch (lookup_type) { | |
536 | case lookup_name: | |
cd73de47 | 537 | return cache_lookup_name(cache, oid.hash, key); |
959b5455 | 538 | case lookup_path: |
cd73de47 | 539 | return cache_lookup_path(cache, oid.hash, key); |
959b5455 HV |
540 | default: |
541 | return NULL; | |
542 | } | |
0918e250 HV |
543 | |
544 | out: | |
545 | strbuf_release(&rev); | |
546 | free(config); | |
547 | return submodule; | |
959b5455 HV |
548 | } |
549 | ||
bf12fcdf | 550 | static void submodule_cache_check_init(struct repository *repo) |
959b5455 | 551 | { |
bf12fcdf | 552 | if (repo->submodule_cache && repo->submodule_cache->initialized) |
959b5455 HV |
553 | return; |
554 | ||
bf12fcdf BW |
555 | if (!repo->submodule_cache) |
556 | repo->submodule_cache = submodule_cache_alloc(); | |
557 | ||
558 | submodule_cache_init(repo->submodule_cache); | |
959b5455 HV |
559 | } |
560 | ||
bf12fcdf BW |
561 | int submodule_config_option(struct repository *repo, |
562 | const char *var, const char *value) | |
851e18c3 HV |
563 | { |
564 | struct parse_config_parameter parameter; | |
bf12fcdf BW |
565 | |
566 | submodule_cache_check_init(repo); | |
567 | ||
568 | parameter.cache = repo->submodule_cache; | |
73c293bb | 569 | parameter.treeish_name = NULL; |
851e18c3 HV |
570 | parameter.gitmodules_sha1 = null_sha1; |
571 | parameter.overwrite = 1; | |
572 | ||
851e18c3 HV |
573 | return parse_config(var, value, ¶meter); |
574 | } | |
575 | ||
bf12fcdf BW |
576 | int parse_submodule_config_option(const char *var, const char *value) |
577 | { | |
578 | return submodule_config_option(the_repository, var, value); | |
579 | } | |
580 | ||
cd73de47 | 581 | const struct submodule *submodule_from_name(const struct object_id *treeish_name, |
959b5455 HV |
582 | const char *name) |
583 | { | |
bf12fcdf BW |
584 | submodule_cache_check_init(the_repository); |
585 | return config_from(the_repository->submodule_cache, treeish_name, name, lookup_name); | |
959b5455 HV |
586 | } |
587 | ||
cd73de47 | 588 | const struct submodule *submodule_from_path(const struct object_id *treeish_name, |
959b5455 HV |
589 | const char *path) |
590 | { | |
bf12fcdf BW |
591 | submodule_cache_check_init(the_repository); |
592 | return config_from(the_repository->submodule_cache, treeish_name, path, lookup_path); | |
593 | } | |
594 | ||
595 | const struct submodule *submodule_from_cache(struct repository *repo, | |
cd73de47 | 596 | const struct object_id *treeish_name, |
bf12fcdf BW |
597 | const char *key) |
598 | { | |
599 | submodule_cache_check_init(repo); | |
600 | return config_from(repo->submodule_cache, treeish_name, | |
601 | key, lookup_path); | |
959b5455 HV |
602 | } |
603 | ||
604 | void submodule_free(void) | |
605 | { | |
bf12fcdf BW |
606 | if (the_repository->submodule_cache) |
607 | submodule_cache_clear(the_repository->submodule_cache); | |
959b5455 | 608 | } |