submodule-config: add helper function to get 'fetch' config from .gitmodules
[git/git.git] / submodule-config.c
CommitLineData
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
5aea9fe6 12 * looked up by their sha1 blob id of the .gitmodules file and either
959b5455
HV
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 */
17struct submodule_cache {
18 struct hashmap for_path;
19 struct hashmap for_name;
bf12fcdf 20 unsigned initialized:1;
ff6f1f56 21 unsigned gitmodules_read:1;
959b5455
HV
22};
23
24/*
25 * thin wrapper struct needed to insert 'struct submodule' entries to
26 * the hashmap
27 */
28struct submodule_entry {
29 struct hashmap_entry ent;
30 struct submodule *config;
31};
32
33enum lookup_type {
34 lookup_name,
35 lookup_path
36};
37
7663cdc8 38static int config_path_cmp(const void *unused_cmp_data,
152cbdc6
SB
39 const void *entry,
40 const void *entry_or_key,
7663cdc8 41 const void *unused_keydata)
959b5455 42{
152cbdc6
SB
43 const struct submodule_entry *a = entry;
44 const struct submodule_entry *b = entry_or_key;
45
959b5455 46 return strcmp(a->config->path, b->config->path) ||
34caab02 47 oidcmp(&a->config->gitmodules_oid, &b->config->gitmodules_oid);
959b5455
HV
48}
49
7663cdc8 50static int config_name_cmp(const void *unused_cmp_data,
152cbdc6
SB
51 const void *entry,
52 const void *entry_or_key,
7663cdc8 53 const void *unused_keydata)
959b5455 54{
152cbdc6
SB
55 const struct submodule_entry *a = entry;
56 const struct submodule_entry *b = entry_or_key;
57
959b5455 58 return strcmp(a->config->name, b->config->name) ||
34caab02 59 oidcmp(&a->config->gitmodules_oid, &b->config->gitmodules_oid);
959b5455
HV
60}
61
bf12fcdf
BW
62static struct submodule_cache *submodule_cache_alloc(void)
63{
64 return xcalloc(1, sizeof(struct submodule_cache));
65}
66
67static void submodule_cache_init(struct submodule_cache *cache)
959b5455 68{
152cbdc6
SB
69 hashmap_init(&cache->for_path, config_path_cmp, NULL, 0);
70 hashmap_init(&cache->for_name, config_name_cmp, NULL, 0);
bf12fcdf 71 cache->initialized = 1;
959b5455
HV
72}
73
74static void free_one_config(struct submodule_entry *entry)
75{
76 free((void *) entry->config->path);
77 free((void *) entry->config->name);
b5944f34 78 free((void *) entry->config->branch);
ea2fa5a3 79 free((void *) entry->config->update_strategy.command);
959b5455
HV
80 free(entry->config);
81}
82
bf12fcdf 83static void submodule_cache_clear(struct submodule_cache *cache)
959b5455
HV
84{
85 struct hashmap_iter iter;
86 struct submodule_entry *entry;
87
bf12fcdf
BW
88 if (!cache->initialized)
89 return;
90
959b5455
HV
91 /*
92 * We iterate over the name hash here to be symmetric with the
93 * allocation of struct submodule entries. Each is allocated by
5aea9fe6 94 * their .gitmodules blob sha1 and submodule name.
959b5455
HV
95 */
96 hashmap_iter_init(&cache->for_name, &iter);
97 while ((entry = hashmap_iter_next(&iter)))
98 free_one_config(entry);
99
100 hashmap_free(&cache->for_path, 1);
101 hashmap_free(&cache->for_name, 1);
bf12fcdf 102 cache->initialized = 0;
ff6f1f56 103 cache->gitmodules_read = 0;
bf12fcdf
BW
104}
105
106void submodule_cache_free(struct submodule_cache *cache)
107{
108 submodule_cache_clear(cache);
109 free(cache);
959b5455
HV
110}
111
34caab02 112static unsigned int hash_oid_string(const struct object_id *oid,
113 const char *string)
959b5455 114{
34caab02 115 return memhash(oid->hash, the_hash_algo->rawsz) + strhash(string);
959b5455
HV
116}
117
118static void cache_put_path(struct submodule_cache *cache,
119 struct submodule *submodule)
120{
34caab02 121 unsigned int hash = hash_oid_string(&submodule->gitmodules_oid,
122 submodule->path);
959b5455
HV
123 struct submodule_entry *e = xmalloc(sizeof(*e));
124 hashmap_entry_init(e, hash);
125 e->config = submodule;
126 hashmap_put(&cache->for_path, e);
127}
128
129static void cache_remove_path(struct submodule_cache *cache,
130 struct submodule *submodule)
131{
34caab02 132 unsigned int hash = hash_oid_string(&submodule->gitmodules_oid,
133 submodule->path);
959b5455
HV
134 struct submodule_entry e;
135 struct submodule_entry *removed;
136 hashmap_entry_init(&e, hash);
137 e.config = submodule;
138 removed = hashmap_remove(&cache->for_path, &e, NULL);
139 free(removed);
140}
141
142static void cache_add(struct submodule_cache *cache,
143 struct submodule *submodule)
144{
34caab02 145 unsigned int hash = hash_oid_string(&submodule->gitmodules_oid,
146 submodule->name);
959b5455
HV
147 struct submodule_entry *e = xmalloc(sizeof(*e));
148 hashmap_entry_init(e, hash);
149 e->config = submodule;
150 hashmap_add(&cache->for_name, e);
151}
152
153static const struct submodule *cache_lookup_path(struct submodule_cache *cache,
34caab02 154 const struct object_id *gitmodules_oid, const char *path)
959b5455
HV
155{
156 struct submodule_entry *entry;
34caab02 157 unsigned int hash = hash_oid_string(gitmodules_oid, path);
959b5455
HV
158 struct submodule_entry key;
159 struct submodule key_config;
160
34caab02 161 oidcpy(&key_config.gitmodules_oid, gitmodules_oid);
959b5455
HV
162 key_config.path = path;
163
164 hashmap_entry_init(&key, hash);
165 key.config = &key_config;
166
167 entry = hashmap_get(&cache->for_path, &key, NULL);
168 if (entry)
169 return entry->config;
170 return NULL;
171}
172
173static struct submodule *cache_lookup_name(struct submodule_cache *cache,
34caab02 174 const struct object_id *gitmodules_oid, const char *name)
959b5455
HV
175{
176 struct submodule_entry *entry;
34caab02 177 unsigned int hash = hash_oid_string(gitmodules_oid, name);
959b5455
HV
178 struct submodule_entry key;
179 struct submodule key_config;
180
34caab02 181 oidcpy(&key_config.gitmodules_oid, gitmodules_oid);
959b5455
HV
182 key_config.name = name;
183
184 hashmap_entry_init(&key, hash);
185 key.config = &key_config;
186
187 entry = hashmap_get(&cache->for_name, &key, NULL);
188 if (entry)
189 return entry->config;
190 return NULL;
191}
192
0383bbb9
JK
193int check_submodule_name(const char *name)
194{
195 /* Disallow empty names */
196 if (!*name)
197 return -1;
198
199 /*
200 * Look for '..' as a path component. Check both '/' and '\\' as
201 * separators rather than is_dir_sep(), because we want the name rules
202 * to be consistent across platforms.
203 */
204 goto in_component; /* always start inside component */
205 while (*name) {
206 char c = *name++;
207 if (c == '/' || c == '\\') {
208in_component:
209 if (name[0] == '.' && name[1] == '.' &&
210 (!name[2] || name[2] == '/' || name[2] == '\\'))
211 return -1;
212 }
213 }
214
215 return 0;
216}
217
959b5455
HV
218static int name_and_item_from_var(const char *var, struct strbuf *name,
219 struct strbuf *item)
220{
221 const char *subsection, *key;
222 int subsection_len, parse;
223 parse = parse_config_key(var, "submodule", &subsection,
224 &subsection_len, &key);
225 if (parse < 0 || !subsection)
226 return 0;
227
228 strbuf_add(name, subsection, subsection_len);
0383bbb9
JK
229 if (check_submodule_name(name->buf) < 0) {
230 warning(_("ignoring suspicious submodule name: %s"), name->buf);
231 strbuf_release(name);
232 return 0;
233 }
234
959b5455
HV
235 strbuf_addstr(item, key);
236
237 return 1;
238}
239
240static struct submodule *lookup_or_create_by_name(struct submodule_cache *cache,
34caab02 241 const struct object_id *gitmodules_oid, const char *name)
959b5455
HV
242{
243 struct submodule *submodule;
244 struct strbuf name_buf = STRBUF_INIT;
245
34caab02 246 submodule = cache_lookup_name(cache, gitmodules_oid, name);
959b5455
HV
247 if (submodule)
248 return submodule;
249
250 submodule = xmalloc(sizeof(*submodule));
251
252 strbuf_addstr(&name_buf, name);
253 submodule->name = strbuf_detach(&name_buf, NULL);
254
255 submodule->path = NULL;
256 submodule->url = NULL;
ea2fa5a3
SB
257 submodule->update_strategy.type = SM_UPDATE_UNSPECIFIED;
258 submodule->update_strategy.command = NULL;
959b5455
HV
259 submodule->fetch_recurse = RECURSE_SUBMODULES_NONE;
260 submodule->ignore = NULL;
b5944f34 261 submodule->branch = NULL;
37f52e93 262 submodule->recommend_shallow = -1;
959b5455 263
34caab02 264 oidcpy(&submodule->gitmodules_oid, gitmodules_oid);
959b5455
HV
265
266 cache_add(cache, submodule);
267
268 return submodule;
269}
270
027771fc
HV
271static int parse_fetch_recurse(const char *opt, const char *arg,
272 int die_on_error)
273{
89576613 274 switch (git_parse_maybe_bool(arg)) {
027771fc
HV
275 case 1:
276 return RECURSE_SUBMODULES_ON;
277 case 0:
278 return RECURSE_SUBMODULES_OFF;
279 default:
280 if (!strcmp(arg, "on-demand"))
281 return RECURSE_SUBMODULES_ON_DEMAND;
282
283 if (die_on_error)
284 die("bad %s argument: %s", opt, arg);
285 else
286 return RECURSE_SUBMODULES_ERROR;
287 }
288}
289
f20e7c1e
BW
290int parse_submodule_fetchjobs(const char *var, const char *value)
291{
292 int fetchjobs = git_config_int(var, value);
293 if (fetchjobs < 0)
294 die(_("negative values not allowed for submodule.fetchjobs"));
295 return fetchjobs;
296}
297
027771fc
HV
298int parse_fetch_recurse_submodules_arg(const char *opt, const char *arg)
299{
300 return parse_fetch_recurse(opt, arg, 1);
301}
302
886dc154
SB
303int option_fetch_parse_recurse_submodules(const struct option *opt,
304 const char *arg, int unset)
305{
306 int *v;
307
308 if (!opt->value)
309 return -1;
310
311 v = opt->value;
312
313 if (unset) {
314 *v = RECURSE_SUBMODULES_OFF;
315 } else {
316 if (arg)
317 *v = parse_fetch_recurse_submodules_arg(opt->long_name, arg);
318 else
319 *v = RECURSE_SUBMODULES_ON;
320 }
321 return 0;
322}
323
d601fd09
SB
324static int parse_update_recurse(const char *opt, const char *arg,
325 int die_on_error)
326{
bdfcdefd 327 switch (git_parse_maybe_bool(arg)) {
d601fd09
SB
328 case 1:
329 return RECURSE_SUBMODULES_ON;
330 case 0:
331 return RECURSE_SUBMODULES_OFF;
332 default:
333 if (die_on_error)
334 die("bad %s argument: %s", opt, arg);
335 return RECURSE_SUBMODULES_ERROR;
336 }
337}
338
339int parse_update_recurse_submodules_arg(const char *opt, const char *arg)
340{
341 return parse_update_recurse(opt, arg, 1);
342}
343
b33a15b0
MC
344static int parse_push_recurse(const char *opt, const char *arg,
345 int die_on_error)
346{
89576613 347 switch (git_parse_maybe_bool(arg)) {
b33a15b0
MC
348 case 1:
349 /* There's no simple "on" value when pushing */
350 if (die_on_error)
351 die("bad %s argument: %s", opt, arg);
352 else
353 return RECURSE_SUBMODULES_ERROR;
354 case 0:
355 return RECURSE_SUBMODULES_OFF;
356 default:
357 if (!strcmp(arg, "on-demand"))
358 return RECURSE_SUBMODULES_ON_DEMAND;
359 else if (!strcmp(arg, "check"))
360 return RECURSE_SUBMODULES_CHECK;
6c656c3f
BW
361 else if (!strcmp(arg, "only"))
362 return RECURSE_SUBMODULES_ONLY;
b33a15b0
MC
363 else if (die_on_error)
364 die("bad %s argument: %s", opt, arg);
365 else
366 return RECURSE_SUBMODULES_ERROR;
367 }
368}
369
370int parse_push_recurse_submodules_arg(const char *opt, const char *arg)
371{
372 return parse_push_recurse(opt, arg, 1);
373}
374
34caab02 375static void warn_multiple_config(const struct object_id *treeish_name,
959b5455
HV
376 const char *name, const char *option)
377{
378 const char *commit_string = "WORKTREE";
73c293bb 379 if (treeish_name)
34caab02 380 commit_string = oid_to_hex(treeish_name);
959b5455
HV
381 warning("%s:.gitmodules, multiple configurations found for "
382 "'submodule.%s.%s'. Skipping second one!",
383 commit_string, name, option);
384}
385
386struct parse_config_parameter {
387 struct submodule_cache *cache;
34caab02 388 const struct object_id *treeish_name;
389 const struct object_id *gitmodules_oid;
959b5455
HV
390 int overwrite;
391};
392
393static int parse_config(const char *var, const char *value, void *data)
394{
395 struct parse_config_parameter *me = data;
396 struct submodule *submodule;
397 struct strbuf name = STRBUF_INIT, item = STRBUF_INIT;
398 int ret = 0;
399
400 /* this also ensures that we only parse submodule entries */
401 if (!name_and_item_from_var(var, &name, &item))
402 return 0;
403
147875fd 404 submodule = lookup_or_create_by_name(me->cache,
34caab02 405 me->gitmodules_oid,
147875fd 406 name.buf);
959b5455
HV
407
408 if (!strcmp(item.buf, "path")) {
147875fd 409 if (!value)
959b5455 410 ret = config_error_nonbool(var);
f73da110 411 else if (!me->overwrite && submodule->path)
73c293bb 412 warn_multiple_config(me->treeish_name, submodule->name,
959b5455 413 "path");
147875fd
SB
414 else {
415 if (submodule->path)
416 cache_remove_path(me->cache, submodule);
417 free((void *) submodule->path);
418 submodule->path = xstrdup(value);
419 cache_put_path(me->cache, submodule);
959b5455 420 }
959b5455 421 } else if (!strcmp(item.buf, "fetchrecursesubmodules")) {
027771fc 422 /* when parsing worktree configurations we can die early */
34caab02 423 int die_on_error = is_null_oid(me->gitmodules_oid);
959b5455 424 if (!me->overwrite &&
147875fd 425 submodule->fetch_recurse != RECURSE_SUBMODULES_NONE)
73c293bb 426 warn_multiple_config(me->treeish_name, submodule->name,
959b5455 427 "fetchrecursesubmodules");
147875fd
SB
428 else
429 submodule->fetch_recurse = parse_fetch_recurse(
430 var, value,
027771fc 431 die_on_error);
959b5455 432 } else if (!strcmp(item.buf, "ignore")) {
147875fd
SB
433 if (!value)
434 ret = config_error_nonbool(var);
f73da110 435 else if (!me->overwrite && submodule->ignore)
73c293bb 436 warn_multiple_config(me->treeish_name, submodule->name,
959b5455 437 "ignore");
147875fd
SB
438 else if (strcmp(value, "untracked") &&
439 strcmp(value, "dirty") &&
440 strcmp(value, "all") &&
441 strcmp(value, "none"))
959b5455 442 warning("Invalid parameter '%s' for config option "
5ea30489 443 "'submodule.%s.ignore'", value, name.buf);
147875fd
SB
444 else {
445 free((void *) submodule->ignore);
446 submodule->ignore = xstrdup(value);
959b5455 447 }
959b5455 448 } else if (!strcmp(item.buf, "url")) {
959b5455
HV
449 if (!value) {
450 ret = config_error_nonbool(var);
f73da110 451 } else if (!me->overwrite && submodule->url) {
73c293bb 452 warn_multiple_config(me->treeish_name, submodule->name,
959b5455 453 "url");
147875fd
SB
454 } else {
455 free((void *) submodule->url);
456 submodule->url = xstrdup(value);
959b5455 457 }
ea2fa5a3
SB
458 } else if (!strcmp(item.buf, "update")) {
459 if (!value)
460 ret = config_error_nonbool(var);
461 else if (!me->overwrite &&
462 submodule->update_strategy.type != SM_UPDATE_UNSPECIFIED)
73c293bb 463 warn_multiple_config(me->treeish_name, submodule->name,
ea2fa5a3
SB
464 "update");
465 else if (parse_submodule_update_strategy(value,
466 &submodule->update_strategy) < 0)
467 die(_("invalid value for %s"), var);
37f52e93
SB
468 } else if (!strcmp(item.buf, "shallow")) {
469 if (!me->overwrite && submodule->recommend_shallow != -1)
73c293bb 470 warn_multiple_config(me->treeish_name, submodule->name,
37f52e93 471 "shallow");
b5944f34 472 else
37f52e93
SB
473 submodule->recommend_shallow =
474 git_config_bool(var, value);
b5944f34
SB
475 } else if (!strcmp(item.buf, "branch")) {
476 if (!me->overwrite && submodule->branch)
73c293bb 477 warn_multiple_config(me->treeish_name, submodule->name,
b5944f34
SB
478 "branch");
479 else {
480 free((void *)submodule->branch);
481 submodule->branch = xstrdup(value);
37f52e93 482 }
959b5455
HV
483 }
484
959b5455
HV
485 strbuf_release(&name);
486 strbuf_release(&item);
487
488 return ret;
489}
490
1b796ace
BW
491static int gitmodule_oid_from_commit(const struct object_id *treeish_name,
492 struct object_id *gitmodules_oid,
493 struct strbuf *rev)
959b5455 494{
959b5455
HV
495 int ret = 0;
496
cd73de47 497 if (is_null_oid(treeish_name)) {
498 oidclr(gitmodules_oid);
959b5455
HV
499 return 1;
500 }
501
cd73de47 502 strbuf_addf(rev, "%s:.gitmodules", oid_to_hex(treeish_name));
503 if (get_oid(rev->buf, gitmodules_oid) >= 0)
959b5455
HV
504 ret = 1;
505
959b5455
HV
506 return ret;
507}
508
509/* This does a lookup of a submodule configuration by name or by path
510 * (key) with on-demand reading of the appropriate .gitmodules from
511 * revisions.
512 */
513static const struct submodule *config_from(struct submodule_cache *cache,
cd73de47 514 const struct object_id *treeish_name, const char *key,
959b5455
HV
515 enum lookup_type lookup_type)
516{
517 struct strbuf rev = STRBUF_INIT;
518 unsigned long config_size;
0918e250 519 char *config = NULL;
cd73de47 520 struct object_id oid;
959b5455
HV
521 enum object_type type;
522 const struct submodule *submodule = NULL;
523 struct parse_config_parameter parameter;
524
525 /*
526 * If any parameter except the cache is a NULL pointer just
527 * return the first submodule. Can be used to check whether
528 * there are any submodules parsed.
529 */
73c293bb 530 if (!treeish_name || !key) {
959b5455
HV
531 struct hashmap_iter iter;
532 struct submodule_entry *entry;
533
01d98e8a 534 entry = hashmap_iter_first(&cache->for_name, &iter);
959b5455
HV
535 if (!entry)
536 return NULL;
537 return entry->config;
538 }
539
cd73de47 540 if (!gitmodule_oid_from_commit(treeish_name, &oid, &rev))
0918e250 541 goto out;
959b5455
HV
542
543 switch (lookup_type) {
544 case lookup_name:
34caab02 545 submodule = cache_lookup_name(cache, &oid, key);
959b5455
HV
546 break;
547 case lookup_path:
34caab02 548 submodule = cache_lookup_path(cache, &oid, key);
959b5455
HV
549 break;
550 }
551 if (submodule)
0918e250 552 goto out;
959b5455 553
b4f5aca4 554 config = read_object_file(&oid, &type, &config_size);
0918e250
HV
555 if (!config || type != OBJ_BLOB)
556 goto out;
959b5455
HV
557
558 /* fill the submodule config into the cache */
559 parameter.cache = cache;
34caab02 560 parameter.treeish_name = treeish_name;
561 parameter.gitmodules_oid = &oid;
959b5455 562 parameter.overwrite = 0;
1b8132d9 563 git_config_from_mem(parse_config, CONFIG_ORIGIN_SUBMODULE_BLOB, rev.buf,
473166b9 564 config, config_size, &parameter);
514dea90 565 strbuf_release(&rev);
959b5455
HV
566 free(config);
567
568 switch (lookup_type) {
569 case lookup_name:
34caab02 570 return cache_lookup_name(cache, &oid, key);
959b5455 571 case lookup_path:
34caab02 572 return cache_lookup_path(cache, &oid, key);
959b5455
HV
573 default:
574 return NULL;
575 }
0918e250
HV
576
577out:
578 strbuf_release(&rev);
579 free(config);
580 return submodule;
959b5455
HV
581}
582
bf12fcdf 583static void submodule_cache_check_init(struct repository *repo)
959b5455 584{
bf12fcdf 585 if (repo->submodule_cache && repo->submodule_cache->initialized)
959b5455
HV
586 return;
587
bf12fcdf
BW
588 if (!repo->submodule_cache)
589 repo->submodule_cache = submodule_cache_alloc();
590
591 submodule_cache_init(repo->submodule_cache);
959b5455
HV
592}
593
1b796ace 594static int gitmodules_cb(const char *var, const char *value, void *data)
851e18c3 595{
1b796ace 596 struct repository *repo = data;
851e18c3 597 struct parse_config_parameter parameter;
bf12fcdf 598
bf12fcdf 599 parameter.cache = repo->submodule_cache;
73c293bb 600 parameter.treeish_name = NULL;
34caab02 601 parameter.gitmodules_oid = &null_oid;
851e18c3
HV
602 parameter.overwrite = 1;
603
851e18c3
HV
604 return parse_config(var, value, &parameter);
605}
606
1b796ace 607void repo_read_gitmodules(struct repository *repo)
bf12fcdf 608{
ff6f1f56
BW
609 submodule_cache_check_init(repo);
610
1b796ace
BW
611 if (repo->worktree) {
612 char *gitmodules;
613
614 if (repo_read_index(repo) < 0)
615 return;
616
617 gitmodules = repo_worktree_path(repo, GITMODULES_FILE);
618
619 if (!is_gitmodules_unmerged(repo->index))
620 git_config_from_file(gitmodules_cb, gitmodules, repo);
621
622 free(gitmodules);
623 }
ff6f1f56
BW
624
625 repo->submodule_cache->gitmodules_read = 1;
1b796ace
BW
626}
627
628void gitmodules_config_oid(const struct object_id *commit_oid)
629{
630 struct strbuf rev = STRBUF_INIT;
631 struct object_id oid;
632
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633 submodule_cache_check_init(the_repository);
634
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635 if (gitmodule_oid_from_commit(commit_oid, &oid, &rev)) {
636 git_config_from_blob_oid(gitmodules_cb, rev.buf,
637 &oid, the_repository);
638 }
639 strbuf_release(&rev);
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640
641 the_repository->submodule_cache->gitmodules_read = 1;
642}
643
644static void gitmodules_read_check(struct repository *repo)
645{
646 submodule_cache_check_init(repo);
647
648 /* read the repo's .gitmodules file if it hasn't been already */
649 if (!repo->submodule_cache->gitmodules_read)
650 repo_read_gitmodules(repo);
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651}
652
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653const struct submodule *submodule_from_name(struct repository *r,
654 const struct object_id *treeish_name,
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655 const char *name)
656{
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657 gitmodules_read_check(r);
658 return config_from(r->submodule_cache, treeish_name, name, lookup_name);
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659}
660
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661const struct submodule *submodule_from_path(struct repository *r,
662 const struct object_id *treeish_name,
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663 const char *path)
664{
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665 gitmodules_read_check(r);
666 return config_from(r->submodule_cache, treeish_name, path, lookup_path);
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667}
668
f793b895 669void submodule_free(struct repository *r)
bf12fcdf 670{
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671 if (r->submodule_cache)
672 submodule_cache_clear(r->submodule_cache);
959b5455 673}
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674
675/*
676 * Note: This function exists solely to maintain backward compatibility with
677 * 'fetch' and 'update_clone' storing configuration in '.gitmodules' and should
678 * NOT be used anywhere else.
679 *
680 * Runs the provided config function on the '.gitmodules' file found in the
681 * working directory.
682 */
683void config_from_gitmodules(config_fn_t fn, void *data)
684{
685 if (the_repository->worktree) {
686 char *file = repo_worktree_path(the_repository, GITMODULES_FILE);
687 git_config_from_file(fn, file, data);
688 free(file);
689 }
690}
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691
692struct fetch_config {
693 int *max_children;
694 int *recurse_submodules;
695};
696
697static int gitmodules_fetch_config(const char *var, const char *value, void *cb)
698{
699 struct fetch_config *config = cb;
700 if (!strcmp(var, "submodule.fetchjobs")) {
701 *(config->max_children) = parse_submodule_fetchjobs(var, value);
702 return 0;
703 } else if (!strcmp(var, "fetch.recursesubmodules")) {
704 *(config->recurse_submodules) = parse_fetch_recurse_submodules_arg(var, value);
705 return 0;
706 }
707
708 return 0;
709}
710
711void fetch_config_from_gitmodules(int *max_children, int *recurse_submodules)
712{
713 struct fetch_config config = {
714 .max_children = max_children,
715 .recurse_submodules = recurse_submodules
716 };
717 config_from_gitmodules(gitmodules_fetch_config, &config);
718}