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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 SB |
37 | static int config_path_cmp(const void *unused_cmp_data, |
38 | const struct submodule_entry *a, | |
959b5455 | 39 | const struct submodule_entry *b, |
7663cdc8 | 40 | const void *unused_keydata) |
959b5455 HV |
41 | { |
42 | return strcmp(a->config->path, b->config->path) || | |
43 | hashcmp(a->config->gitmodules_sha1, b->config->gitmodules_sha1); | |
44 | } | |
45 | ||
7663cdc8 SB |
46 | static int config_name_cmp(const void *unused_cmp_data, |
47 | const struct submodule_entry *a, | |
959b5455 | 48 | const struct submodule_entry *b, |
7663cdc8 | 49 | const void *unused_keydata) |
959b5455 HV |
50 | { |
51 | return strcmp(a->config->name, b->config->name) || | |
52 | hashcmp(a->config->gitmodules_sha1, b->config->gitmodules_sha1); | |
53 | } | |
54 | ||
bf12fcdf BW |
55 | static struct submodule_cache *submodule_cache_alloc(void) |
56 | { | |
57 | return xcalloc(1, sizeof(struct submodule_cache)); | |
58 | } | |
59 | ||
60 | static void submodule_cache_init(struct submodule_cache *cache) | |
959b5455 | 61 | { |
7663cdc8 SB |
62 | hashmap_init(&cache->for_path, (hashmap_cmp_fn) config_path_cmp, NULL, 0); |
63 | hashmap_init(&cache->for_name, (hashmap_cmp_fn) config_name_cmp, NULL, 0); | |
bf12fcdf | 64 | cache->initialized = 1; |
959b5455 HV |
65 | } |
66 | ||
67 | static void free_one_config(struct submodule_entry *entry) | |
68 | { | |
69 | free((void *) entry->config->path); | |
70 | free((void *) entry->config->name); | |
b5944f34 | 71 | free((void *) entry->config->branch); |
ea2fa5a3 | 72 | free((void *) entry->config->update_strategy.command); |
959b5455 HV |
73 | free(entry->config); |
74 | } | |
75 | ||
bf12fcdf | 76 | static void submodule_cache_clear(struct submodule_cache *cache) |
959b5455 HV |
77 | { |
78 | struct hashmap_iter iter; | |
79 | struct submodule_entry *entry; | |
80 | ||
bf12fcdf BW |
81 | if (!cache->initialized) |
82 | return; | |
83 | ||
959b5455 HV |
84 | /* |
85 | * We iterate over the name hash here to be symmetric with the | |
86 | * allocation of struct submodule entries. Each is allocated by | |
87 | * their .gitmodule blob sha1 and submodule name. | |
88 | */ | |
89 | hashmap_iter_init(&cache->for_name, &iter); | |
90 | while ((entry = hashmap_iter_next(&iter))) | |
91 | free_one_config(entry); | |
92 | ||
93 | hashmap_free(&cache->for_path, 1); | |
94 | hashmap_free(&cache->for_name, 1); | |
bf12fcdf BW |
95 | cache->initialized = 0; |
96 | } | |
97 | ||
98 | void submodule_cache_free(struct submodule_cache *cache) | |
99 | { | |
100 | submodule_cache_clear(cache); | |
101 | free(cache); | |
959b5455 HV |
102 | } |
103 | ||
104 | static unsigned int hash_sha1_string(const unsigned char *sha1, | |
105 | const char *string) | |
106 | { | |
107 | return memhash(sha1, 20) + strhash(string); | |
108 | } | |
109 | ||
110 | static void cache_put_path(struct submodule_cache *cache, | |
111 | struct submodule *submodule) | |
112 | { | |
113 | unsigned int hash = hash_sha1_string(submodule->gitmodules_sha1, | |
114 | submodule->path); | |
115 | struct submodule_entry *e = xmalloc(sizeof(*e)); | |
116 | hashmap_entry_init(e, hash); | |
117 | e->config = submodule; | |
118 | hashmap_put(&cache->for_path, e); | |
119 | } | |
120 | ||
121 | static void cache_remove_path(struct submodule_cache *cache, | |
122 | struct submodule *submodule) | |
123 | { | |
124 | unsigned int hash = hash_sha1_string(submodule->gitmodules_sha1, | |
125 | submodule->path); | |
126 | struct submodule_entry e; | |
127 | struct submodule_entry *removed; | |
128 | hashmap_entry_init(&e, hash); | |
129 | e.config = submodule; | |
130 | removed = hashmap_remove(&cache->for_path, &e, NULL); | |
131 | free(removed); | |
132 | } | |
133 | ||
134 | static void cache_add(struct submodule_cache *cache, | |
135 | struct submodule *submodule) | |
136 | { | |
137 | unsigned int hash = hash_sha1_string(submodule->gitmodules_sha1, | |
138 | submodule->name); | |
139 | struct submodule_entry *e = xmalloc(sizeof(*e)); | |
140 | hashmap_entry_init(e, hash); | |
141 | e->config = submodule; | |
142 | hashmap_add(&cache->for_name, e); | |
143 | } | |
144 | ||
145 | static const struct submodule *cache_lookup_path(struct submodule_cache *cache, | |
146 | const unsigned char *gitmodules_sha1, const char *path) | |
147 | { | |
148 | struct submodule_entry *entry; | |
149 | unsigned int hash = hash_sha1_string(gitmodules_sha1, path); | |
150 | struct submodule_entry key; | |
151 | struct submodule key_config; | |
152 | ||
153 | hashcpy(key_config.gitmodules_sha1, gitmodules_sha1); | |
154 | key_config.path = path; | |
155 | ||
156 | hashmap_entry_init(&key, hash); | |
157 | key.config = &key_config; | |
158 | ||
159 | entry = hashmap_get(&cache->for_path, &key, NULL); | |
160 | if (entry) | |
161 | return entry->config; | |
162 | return NULL; | |
163 | } | |
164 | ||
165 | static struct submodule *cache_lookup_name(struct submodule_cache *cache, | |
166 | const unsigned char *gitmodules_sha1, const char *name) | |
167 | { | |
168 | struct submodule_entry *entry; | |
169 | unsigned int hash = hash_sha1_string(gitmodules_sha1, name); | |
170 | struct submodule_entry key; | |
171 | struct submodule key_config; | |
172 | ||
173 | hashcpy(key_config.gitmodules_sha1, gitmodules_sha1); | |
174 | key_config.name = name; | |
175 | ||
176 | hashmap_entry_init(&key, hash); | |
177 | key.config = &key_config; | |
178 | ||
179 | entry = hashmap_get(&cache->for_name, &key, NULL); | |
180 | if (entry) | |
181 | return entry->config; | |
182 | return NULL; | |
183 | } | |
184 | ||
0383bbb9 JK |
185 | int check_submodule_name(const char *name) |
186 | { | |
187 | /* Disallow empty names */ | |
188 | if (!*name) | |
189 | return -1; | |
190 | ||
191 | /* | |
192 | * Look for '..' as a path component. Check both '/' and '\\' as | |
193 | * separators rather than is_dir_sep(), because we want the name rules | |
194 | * to be consistent across platforms. | |
195 | */ | |
196 | goto in_component; /* always start inside component */ | |
197 | while (*name) { | |
198 | char c = *name++; | |
199 | if (c == '/' || c == '\\') { | |
200 | in_component: | |
201 | if (name[0] == '.' && name[1] == '.' && | |
202 | (!name[2] || name[2] == '/' || name[2] == '\\')) | |
203 | return -1; | |
204 | } | |
205 | } | |
206 | ||
207 | return 0; | |
208 | } | |
209 | ||
959b5455 HV |
210 | static int name_and_item_from_var(const char *var, struct strbuf *name, |
211 | struct strbuf *item) | |
212 | { | |
213 | const char *subsection, *key; | |
214 | int subsection_len, parse; | |
215 | parse = parse_config_key(var, "submodule", &subsection, | |
216 | &subsection_len, &key); | |
217 | if (parse < 0 || !subsection) | |
218 | return 0; | |
219 | ||
220 | strbuf_add(name, subsection, subsection_len); | |
0383bbb9 JK |
221 | if (check_submodule_name(name->buf) < 0) { |
222 | warning(_("ignoring suspicious submodule name: %s"), name->buf); | |
223 | strbuf_release(name); | |
224 | return 0; | |
225 | } | |
226 | ||
959b5455 HV |
227 | strbuf_addstr(item, key); |
228 | ||
229 | return 1; | |
230 | } | |
231 | ||
232 | static struct submodule *lookup_or_create_by_name(struct submodule_cache *cache, | |
233 | const unsigned char *gitmodules_sha1, const char *name) | |
234 | { | |
235 | struct submodule *submodule; | |
236 | struct strbuf name_buf = STRBUF_INIT; | |
237 | ||
238 | submodule = cache_lookup_name(cache, gitmodules_sha1, name); | |
239 | if (submodule) | |
240 | return submodule; | |
241 | ||
242 | submodule = xmalloc(sizeof(*submodule)); | |
243 | ||
244 | strbuf_addstr(&name_buf, name); | |
245 | submodule->name = strbuf_detach(&name_buf, NULL); | |
246 | ||
247 | submodule->path = NULL; | |
248 | submodule->url = NULL; | |
ea2fa5a3 SB |
249 | submodule->update_strategy.type = SM_UPDATE_UNSPECIFIED; |
250 | submodule->update_strategy.command = NULL; | |
959b5455 HV |
251 | submodule->fetch_recurse = RECURSE_SUBMODULES_NONE; |
252 | submodule->ignore = NULL; | |
b5944f34 | 253 | submodule->branch = NULL; |
37f52e93 | 254 | submodule->recommend_shallow = -1; |
959b5455 HV |
255 | |
256 | hashcpy(submodule->gitmodules_sha1, gitmodules_sha1); | |
257 | ||
258 | cache_add(cache, submodule); | |
259 | ||
260 | return submodule; | |
261 | } | |
262 | ||
027771fc HV |
263 | static int parse_fetch_recurse(const char *opt, const char *arg, |
264 | int die_on_error) | |
265 | { | |
266 | switch (git_config_maybe_bool(opt, arg)) { | |
267 | case 1: | |
268 | return RECURSE_SUBMODULES_ON; | |
269 | case 0: | |
270 | return RECURSE_SUBMODULES_OFF; | |
271 | default: | |
272 | if (!strcmp(arg, "on-demand")) | |
273 | return RECURSE_SUBMODULES_ON_DEMAND; | |
274 | ||
275 | if (die_on_error) | |
276 | die("bad %s argument: %s", opt, arg); | |
277 | else | |
278 | return RECURSE_SUBMODULES_ERROR; | |
279 | } | |
280 | } | |
281 | ||
282 | int parse_fetch_recurse_submodules_arg(const char *opt, const char *arg) | |
283 | { | |
284 | return parse_fetch_recurse(opt, arg, 1); | |
285 | } | |
286 | ||
886dc154 SB |
287 | int option_fetch_parse_recurse_submodules(const struct option *opt, |
288 | const char *arg, int unset) | |
289 | { | |
290 | int *v; | |
291 | ||
292 | if (!opt->value) | |
293 | return -1; | |
294 | ||
295 | v = opt->value; | |
296 | ||
297 | if (unset) { | |
298 | *v = RECURSE_SUBMODULES_OFF; | |
299 | } else { | |
300 | if (arg) | |
301 | *v = parse_fetch_recurse_submodules_arg(opt->long_name, arg); | |
302 | else | |
303 | *v = RECURSE_SUBMODULES_ON; | |
304 | } | |
305 | return 0; | |
306 | } | |
307 | ||
d601fd09 SB |
308 | static int parse_update_recurse(const char *opt, const char *arg, |
309 | int die_on_error) | |
310 | { | |
311 | switch (git_config_maybe_bool(opt, arg)) { | |
312 | case 1: | |
313 | return RECURSE_SUBMODULES_ON; | |
314 | case 0: | |
315 | return RECURSE_SUBMODULES_OFF; | |
316 | default: | |
317 | if (die_on_error) | |
318 | die("bad %s argument: %s", opt, arg); | |
319 | return RECURSE_SUBMODULES_ERROR; | |
320 | } | |
321 | } | |
322 | ||
323 | int parse_update_recurse_submodules_arg(const char *opt, const char *arg) | |
324 | { | |
325 | return parse_update_recurse(opt, arg, 1); | |
326 | } | |
327 | ||
b33a15b0 MC |
328 | static int parse_push_recurse(const char *opt, const char *arg, |
329 | int die_on_error) | |
330 | { | |
331 | switch (git_config_maybe_bool(opt, arg)) { | |
332 | case 1: | |
333 | /* There's no simple "on" value when pushing */ | |
334 | if (die_on_error) | |
335 | die("bad %s argument: %s", opt, arg); | |
336 | else | |
337 | return RECURSE_SUBMODULES_ERROR; | |
338 | case 0: | |
339 | return RECURSE_SUBMODULES_OFF; | |
340 | default: | |
341 | if (!strcmp(arg, "on-demand")) | |
342 | return RECURSE_SUBMODULES_ON_DEMAND; | |
343 | else if (!strcmp(arg, "check")) | |
344 | return RECURSE_SUBMODULES_CHECK; | |
6c656c3f BW |
345 | else if (!strcmp(arg, "only")) |
346 | return RECURSE_SUBMODULES_ONLY; | |
b33a15b0 MC |
347 | else if (die_on_error) |
348 | die("bad %s argument: %s", opt, arg); | |
349 | else | |
350 | return RECURSE_SUBMODULES_ERROR; | |
351 | } | |
352 | } | |
353 | ||
354 | int parse_push_recurse_submodules_arg(const char *opt, const char *arg) | |
355 | { | |
356 | return parse_push_recurse(opt, arg, 1); | |
357 | } | |
358 | ||
73c293bb | 359 | static void warn_multiple_config(const unsigned char *treeish_name, |
959b5455 HV |
360 | const char *name, const char *option) |
361 | { | |
362 | const char *commit_string = "WORKTREE"; | |
73c293bb SB |
363 | if (treeish_name) |
364 | commit_string = sha1_to_hex(treeish_name); | |
959b5455 HV |
365 | warning("%s:.gitmodules, multiple configurations found for " |
366 | "'submodule.%s.%s'. Skipping second one!", | |
367 | commit_string, name, option); | |
368 | } | |
369 | ||
f6adec4e JK |
370 | static void warn_command_line_option(const char *var, const char *value) |
371 | { | |
372 | warning(_("ignoring '%s' which may be interpreted as" | |
373 | " a command-line option: %s"), var, value); | |
374 | } | |
375 | ||
959b5455 HV |
376 | struct parse_config_parameter { |
377 | struct submodule_cache *cache; | |
73c293bb | 378 | const unsigned char *treeish_name; |
959b5455 HV |
379 | const unsigned char *gitmodules_sha1; |
380 | int overwrite; | |
381 | }; | |
382 | ||
383 | static int parse_config(const char *var, const char *value, void *data) | |
384 | { | |
385 | struct parse_config_parameter *me = data; | |
386 | struct submodule *submodule; | |
387 | struct strbuf name = STRBUF_INIT, item = STRBUF_INIT; | |
388 | int ret = 0; | |
389 | ||
390 | /* this also ensures that we only parse submodule entries */ | |
391 | if (!name_and_item_from_var(var, &name, &item)) | |
392 | return 0; | |
393 | ||
147875fd SB |
394 | submodule = lookup_or_create_by_name(me->cache, |
395 | me->gitmodules_sha1, | |
396 | name.buf); | |
959b5455 HV |
397 | |
398 | if (!strcmp(item.buf, "path")) { | |
147875fd | 399 | if (!value) |
959b5455 | 400 | ret = config_error_nonbool(var); |
273c6149 JK |
401 | else if (looks_like_command_line_option(value)) |
402 | warn_command_line_option(var, value); | |
f73da110 | 403 | else if (!me->overwrite && submodule->path) |
73c293bb | 404 | warn_multiple_config(me->treeish_name, submodule->name, |
959b5455 | 405 | "path"); |
147875fd SB |
406 | else { |
407 | if (submodule->path) | |
408 | cache_remove_path(me->cache, submodule); | |
409 | free((void *) submodule->path); | |
410 | submodule->path = xstrdup(value); | |
411 | cache_put_path(me->cache, submodule); | |
959b5455 | 412 | } |
959b5455 | 413 | } else if (!strcmp(item.buf, "fetchrecursesubmodules")) { |
027771fc HV |
414 | /* when parsing worktree configurations we can die early */ |
415 | int die_on_error = is_null_sha1(me->gitmodules_sha1); | |
959b5455 | 416 | if (!me->overwrite && |
147875fd | 417 | submodule->fetch_recurse != RECURSE_SUBMODULES_NONE) |
73c293bb | 418 | warn_multiple_config(me->treeish_name, submodule->name, |
959b5455 | 419 | "fetchrecursesubmodules"); |
147875fd SB |
420 | else |
421 | submodule->fetch_recurse = parse_fetch_recurse( | |
422 | var, value, | |
027771fc | 423 | die_on_error); |
959b5455 | 424 | } else if (!strcmp(item.buf, "ignore")) { |
147875fd SB |
425 | if (!value) |
426 | ret = config_error_nonbool(var); | |
f73da110 | 427 | else if (!me->overwrite && submodule->ignore) |
73c293bb | 428 | warn_multiple_config(me->treeish_name, submodule->name, |
959b5455 | 429 | "ignore"); |
147875fd SB |
430 | else if (strcmp(value, "untracked") && |
431 | strcmp(value, "dirty") && | |
432 | strcmp(value, "all") && | |
433 | strcmp(value, "none")) | |
959b5455 | 434 | warning("Invalid parameter '%s' for config option " |
5ea30489 | 435 | "'submodule.%s.ignore'", value, name.buf); |
147875fd SB |
436 | else { |
437 | free((void *) submodule->ignore); | |
438 | submodule->ignore = xstrdup(value); | |
959b5455 | 439 | } |
959b5455 | 440 | } else if (!strcmp(item.buf, "url")) { |
959b5455 HV |
441 | if (!value) { |
442 | ret = config_error_nonbool(var); | |
f6adec4e JK |
443 | } else if (looks_like_command_line_option(value)) { |
444 | warn_command_line_option(var, value); | |
f73da110 | 445 | } else if (!me->overwrite && submodule->url) { |
73c293bb | 446 | warn_multiple_config(me->treeish_name, submodule->name, |
959b5455 | 447 | "url"); |
147875fd SB |
448 | } else { |
449 | free((void *) submodule->url); | |
450 | submodule->url = xstrdup(value); | |
959b5455 | 451 | } |
ea2fa5a3 SB |
452 | } else if (!strcmp(item.buf, "update")) { |
453 | if (!value) | |
454 | ret = config_error_nonbool(var); | |
455 | else if (!me->overwrite && | |
456 | submodule->update_strategy.type != SM_UPDATE_UNSPECIFIED) | |
73c293bb | 457 | warn_multiple_config(me->treeish_name, submodule->name, |
ea2fa5a3 SB |
458 | "update"); |
459 | else if (parse_submodule_update_strategy(value, | |
460 | &submodule->update_strategy) < 0) | |
461 | die(_("invalid value for %s"), var); | |
37f52e93 SB |
462 | } else if (!strcmp(item.buf, "shallow")) { |
463 | if (!me->overwrite && submodule->recommend_shallow != -1) | |
73c293bb | 464 | warn_multiple_config(me->treeish_name, submodule->name, |
37f52e93 | 465 | "shallow"); |
b5944f34 | 466 | else |
37f52e93 SB |
467 | submodule->recommend_shallow = |
468 | git_config_bool(var, value); | |
b5944f34 SB |
469 | } else if (!strcmp(item.buf, "branch")) { |
470 | if (!me->overwrite && submodule->branch) | |
73c293bb | 471 | warn_multiple_config(me->treeish_name, submodule->name, |
b5944f34 SB |
472 | "branch"); |
473 | else { | |
474 | free((void *)submodule->branch); | |
475 | submodule->branch = xstrdup(value); | |
37f52e93 | 476 | } |
959b5455 HV |
477 | } |
478 | ||
959b5455 HV |
479 | strbuf_release(&name); |
480 | strbuf_release(&item); | |
481 | ||
482 | return ret; | |
483 | } | |
484 | ||
55d128ae | 485 | int gitmodule_sha1_from_commit(const unsigned char *treeish_name, |
514dea90 HV |
486 | unsigned char *gitmodules_sha1, |
487 | struct strbuf *rev) | |
959b5455 | 488 | { |
959b5455 HV |
489 | int ret = 0; |
490 | ||
73c293bb | 491 | if (is_null_sha1(treeish_name)) { |
f449198e | 492 | hashclr(gitmodules_sha1); |
959b5455 HV |
493 | return 1; |
494 | } | |
495 | ||
73c293bb | 496 | strbuf_addf(rev, "%s:.gitmodules", sha1_to_hex(treeish_name)); |
514dea90 | 497 | if (get_sha1(rev->buf, gitmodules_sha1) >= 0) |
959b5455 HV |
498 | ret = 1; |
499 | ||
959b5455 HV |
500 | return ret; |
501 | } | |
502 | ||
503 | /* This does a lookup of a submodule configuration by name or by path | |
504 | * (key) with on-demand reading of the appropriate .gitmodules from | |
505 | * revisions. | |
506 | */ | |
507 | static const struct submodule *config_from(struct submodule_cache *cache, | |
73c293bb | 508 | const unsigned char *treeish_name, const char *key, |
959b5455 HV |
509 | enum lookup_type lookup_type) |
510 | { | |
511 | struct strbuf rev = STRBUF_INIT; | |
512 | unsigned long config_size; | |
0918e250 | 513 | char *config = NULL; |
959b5455 HV |
514 | unsigned char sha1[20]; |
515 | enum object_type type; | |
516 | const struct submodule *submodule = NULL; | |
517 | struct parse_config_parameter parameter; | |
518 | ||
519 | /* | |
520 | * If any parameter except the cache is a NULL pointer just | |
521 | * return the first submodule. Can be used to check whether | |
522 | * there are any submodules parsed. | |
523 | */ | |
73c293bb | 524 | if (!treeish_name || !key) { |
959b5455 HV |
525 | struct hashmap_iter iter; |
526 | struct submodule_entry *entry; | |
527 | ||
01d98e8a | 528 | entry = hashmap_iter_first(&cache->for_name, &iter); |
959b5455 HV |
529 | if (!entry) |
530 | return NULL; | |
531 | return entry->config; | |
532 | } | |
533 | ||
73c293bb | 534 | if (!gitmodule_sha1_from_commit(treeish_name, sha1, &rev)) |
0918e250 | 535 | goto out; |
959b5455 HV |
536 | |
537 | switch (lookup_type) { | |
538 | case lookup_name: | |
539 | submodule = cache_lookup_name(cache, sha1, key); | |
540 | break; | |
541 | case lookup_path: | |
542 | submodule = cache_lookup_path(cache, sha1, key); | |
543 | break; | |
544 | } | |
545 | if (submodule) | |
0918e250 | 546 | goto out; |
959b5455 HV |
547 | |
548 | config = read_sha1_file(sha1, &type, &config_size); | |
0918e250 HV |
549 | if (!config || type != OBJ_BLOB) |
550 | goto out; | |
959b5455 HV |
551 | |
552 | /* fill the submodule config into the cache */ | |
553 | parameter.cache = cache; | |
73c293bb | 554 | parameter.treeish_name = treeish_name; |
959b5455 HV |
555 | parameter.gitmodules_sha1 = sha1; |
556 | parameter.overwrite = 0; | |
1b8132d9 | 557 | git_config_from_mem(parse_config, CONFIG_ORIGIN_SUBMODULE_BLOB, rev.buf, |
473166b9 | 558 | config, config_size, ¶meter); |
514dea90 | 559 | strbuf_release(&rev); |
959b5455 HV |
560 | free(config); |
561 | ||
562 | switch (lookup_type) { | |
563 | case lookup_name: | |
564 | return cache_lookup_name(cache, sha1, key); | |
565 | case lookup_path: | |
566 | return cache_lookup_path(cache, sha1, key); | |
567 | default: | |
568 | return NULL; | |
569 | } | |
0918e250 HV |
570 | |
571 | out: | |
572 | strbuf_release(&rev); | |
573 | free(config); | |
574 | return submodule; | |
959b5455 HV |
575 | } |
576 | ||
bf12fcdf | 577 | static void submodule_cache_check_init(struct repository *repo) |
959b5455 | 578 | { |
bf12fcdf | 579 | if (repo->submodule_cache && repo->submodule_cache->initialized) |
959b5455 HV |
580 | return; |
581 | ||
bf12fcdf BW |
582 | if (!repo->submodule_cache) |
583 | repo->submodule_cache = submodule_cache_alloc(); | |
584 | ||
585 | submodule_cache_init(repo->submodule_cache); | |
959b5455 HV |
586 | } |
587 | ||
bf12fcdf BW |
588 | int submodule_config_option(struct repository *repo, |
589 | const char *var, const char *value) | |
851e18c3 HV |
590 | { |
591 | struct parse_config_parameter parameter; | |
bf12fcdf BW |
592 | |
593 | submodule_cache_check_init(repo); | |
594 | ||
595 | parameter.cache = repo->submodule_cache; | |
73c293bb | 596 | parameter.treeish_name = NULL; |
851e18c3 HV |
597 | parameter.gitmodules_sha1 = null_sha1; |
598 | parameter.overwrite = 1; | |
599 | ||
851e18c3 HV |
600 | return parse_config(var, value, ¶meter); |
601 | } | |
602 | ||
bf12fcdf BW |
603 | int parse_submodule_config_option(const char *var, const char *value) |
604 | { | |
605 | return submodule_config_option(the_repository, var, value); | |
606 | } | |
607 | ||
73c293bb | 608 | const struct submodule *submodule_from_name(const unsigned char *treeish_name, |
959b5455 HV |
609 | const char *name) |
610 | { | |
bf12fcdf BW |
611 | submodule_cache_check_init(the_repository); |
612 | return config_from(the_repository->submodule_cache, treeish_name, name, lookup_name); | |
959b5455 HV |
613 | } |
614 | ||
73c293bb | 615 | const struct submodule *submodule_from_path(const unsigned char *treeish_name, |
959b5455 HV |
616 | const char *path) |
617 | { | |
bf12fcdf BW |
618 | submodule_cache_check_init(the_repository); |
619 | return config_from(the_repository->submodule_cache, treeish_name, path, lookup_path); | |
620 | } | |
621 | ||
622 | const struct submodule *submodule_from_cache(struct repository *repo, | |
623 | const unsigned char *treeish_name, | |
624 | const char *key) | |
625 | { | |
626 | submodule_cache_check_init(repo); | |
627 | return config_from(repo->submodule_cache, treeish_name, | |
628 | key, lookup_path); | |
959b5455 HV |
629 | } |
630 | ||
631 | void submodule_free(void) | |
632 | { | |
bf12fcdf BW |
633 | if (the_repository->submodule_cache) |
634 | submodule_cache_clear(the_repository->submodule_cache); | |
959b5455 | 635 | } |