| #include "cache.h" |
| #include "dir.h" |
| #include "repository.h" |
| #include "config.h" |
| #include "submodule-config.h" |
| #include "submodule.h" |
| #include "strbuf.h" |
| #include "object-store.h" |
| #include "parse-options.h" |
| #include "tree-walk.h" |
| |
| /* |
| * submodule cache lookup structure |
| * There is one shared set of 'struct submodule' entries which can be |
| * looked up by their sha1 blob id of the .gitmodules file and either |
| * using path or name as key. |
| * for_path stores submodule entries with path as key |
| * for_name stores submodule entries with name as key |
| */ |
| struct submodule_cache { |
| struct hashmap for_path; |
| struct hashmap for_name; |
| unsigned initialized:1; |
| unsigned gitmodules_read:1; |
| }; |
| |
| /* |
| * thin wrapper struct needed to insert 'struct submodule' entries to |
| * the hashmap |
| */ |
| struct submodule_entry { |
| struct hashmap_entry ent; |
| struct submodule *config; |
| }; |
| |
| enum lookup_type { |
| lookup_name, |
| lookup_path |
| }; |
| |
| static int config_path_cmp(const void *unused_cmp_data, |
| const struct hashmap_entry *eptr, |
| const struct hashmap_entry *entry_or_key, |
| const void *unused_keydata) |
| { |
| const struct submodule_entry *a, *b; |
| |
| a = container_of(eptr, const struct submodule_entry, ent); |
| b = container_of(entry_or_key, const struct submodule_entry, ent); |
| |
| return strcmp(a->config->path, b->config->path) || |
| !oideq(&a->config->gitmodules_oid, &b->config->gitmodules_oid); |
| } |
| |
| static int config_name_cmp(const void *unused_cmp_data, |
| const struct hashmap_entry *eptr, |
| const struct hashmap_entry *entry_or_key, |
| const void *unused_keydata) |
| { |
| const struct submodule_entry *a, *b; |
| |
| a = container_of(eptr, const struct submodule_entry, ent); |
| b = container_of(entry_or_key, const struct submodule_entry, ent); |
| |
| return strcmp(a->config->name, b->config->name) || |
| !oideq(&a->config->gitmodules_oid, &b->config->gitmodules_oid); |
| } |
| |
| static struct submodule_cache *submodule_cache_alloc(void) |
| { |
| return xcalloc(1, sizeof(struct submodule_cache)); |
| } |
| |
| static void submodule_cache_init(struct submodule_cache *cache) |
| { |
| hashmap_init(&cache->for_path, config_path_cmp, NULL, 0); |
| hashmap_init(&cache->for_name, config_name_cmp, NULL, 0); |
| cache->initialized = 1; |
| } |
| |
| static void free_one_config(struct submodule_entry *entry) |
| { |
| free((void *) entry->config->path); |
| free((void *) entry->config->name); |
| free((void *) entry->config->branch); |
| free((void *) entry->config->update_strategy.command); |
| free(entry->config); |
| } |
| |
| static void submodule_cache_clear(struct submodule_cache *cache) |
| { |
| struct hashmap_iter iter; |
| struct submodule_entry *entry; |
| |
| if (!cache->initialized) |
| return; |
| |
| /* |
| * We iterate over the name hash here to be symmetric with the |
| * allocation of struct submodule entries. Each is allocated by |
| * their .gitmodules blob sha1 and submodule name. |
| */ |
| hashmap_for_each_entry(&cache->for_name, &iter, entry, |
| ent /* member name */) |
| free_one_config(entry); |
| |
| hashmap_clear_and_free(&cache->for_path, struct submodule_entry, ent); |
| hashmap_clear_and_free(&cache->for_name, struct submodule_entry, ent); |
| cache->initialized = 0; |
| cache->gitmodules_read = 0; |
| } |
| |
| void submodule_cache_free(struct submodule_cache *cache) |
| { |
| submodule_cache_clear(cache); |
| free(cache); |
| } |
| |
| static unsigned int hash_oid_string(const struct object_id *oid, |
| const char *string) |
| { |
| return memhash(oid->hash, the_hash_algo->rawsz) + strhash(string); |
| } |
| |
| static void cache_put_path(struct submodule_cache *cache, |
| struct submodule *submodule) |
| { |
| unsigned int hash = hash_oid_string(&submodule->gitmodules_oid, |
| submodule->path); |
| struct submodule_entry *e = xmalloc(sizeof(*e)); |
| hashmap_entry_init(&e->ent, hash); |
| e->config = submodule; |
| hashmap_put(&cache->for_path, &e->ent); |
| } |
| |
| static void cache_remove_path(struct submodule_cache *cache, |
| struct submodule *submodule) |
| { |
| unsigned int hash = hash_oid_string(&submodule->gitmodules_oid, |
| submodule->path); |
| struct submodule_entry e; |
| struct submodule_entry *removed; |
| hashmap_entry_init(&e.ent, hash); |
| e.config = submodule; |
| removed = hashmap_remove_entry(&cache->for_path, &e, ent, NULL); |
| free(removed); |
| } |
| |
| static void cache_add(struct submodule_cache *cache, |
| struct submodule *submodule) |
| { |
| unsigned int hash = hash_oid_string(&submodule->gitmodules_oid, |
| submodule->name); |
| struct submodule_entry *e = xmalloc(sizeof(*e)); |
| hashmap_entry_init(&e->ent, hash); |
| e->config = submodule; |
| hashmap_add(&cache->for_name, &e->ent); |
| } |
| |
| static const struct submodule *cache_lookup_path(struct submodule_cache *cache, |
| const struct object_id *gitmodules_oid, const char *path) |
| { |
| struct submodule_entry *entry; |
| unsigned int hash = hash_oid_string(gitmodules_oid, path); |
| struct submodule_entry key; |
| struct submodule key_config; |
| |
| oidcpy(&key_config.gitmodules_oid, gitmodules_oid); |
| key_config.path = path; |
| |
| hashmap_entry_init(&key.ent, hash); |
| key.config = &key_config; |
| |
| entry = hashmap_get_entry(&cache->for_path, &key, ent, NULL); |
| if (entry) |
| return entry->config; |
| return NULL; |
| } |
| |
| static struct submodule *cache_lookup_name(struct submodule_cache *cache, |
| const struct object_id *gitmodules_oid, const char *name) |
| { |
| struct submodule_entry *entry; |
| unsigned int hash = hash_oid_string(gitmodules_oid, name); |
| struct submodule_entry key; |
| struct submodule key_config; |
| |
| oidcpy(&key_config.gitmodules_oid, gitmodules_oid); |
| key_config.name = name; |
| |
| hashmap_entry_init(&key.ent, hash); |
| key.config = &key_config; |
| |
| entry = hashmap_get_entry(&cache->for_name, &key, ent, NULL); |
| if (entry) |
| return entry->config; |
| return NULL; |
| } |
| |
| int check_submodule_name(const char *name) |
| { |
| /* Disallow empty names */ |
| if (!*name) |
| return -1; |
| |
| /* |
| * Look for '..' as a path component. Check is_xplatform_dir_sep() as |
| * separators rather than is_dir_sep(), because we want the name rules |
| * to be consistent across platforms. |
| */ |
| goto in_component; /* always start inside component */ |
| while (*name) { |
| char c = *name++; |
| if (is_xplatform_dir_sep(c)) { |
| in_component: |
| if (name[0] == '.' && name[1] == '.' && |
| (!name[2] || is_xplatform_dir_sep(name[2]))) |
| return -1; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int name_and_item_from_var(const char *var, struct strbuf *name, |
| struct strbuf *item) |
| { |
| const char *subsection, *key; |
| size_t subsection_len; |
| int parse; |
| parse = parse_config_key(var, "submodule", &subsection, |
| &subsection_len, &key); |
| if (parse < 0 || !subsection) |
| return 0; |
| |
| strbuf_add(name, subsection, subsection_len); |
| if (check_submodule_name(name->buf) < 0) { |
| warning(_("ignoring suspicious submodule name: %s"), name->buf); |
| strbuf_release(name); |
| return 0; |
| } |
| |
| strbuf_addstr(item, key); |
| |
| return 1; |
| } |
| |
| static struct submodule *lookup_or_create_by_name(struct submodule_cache *cache, |
| const struct object_id *gitmodules_oid, const char *name) |
| { |
| struct submodule *submodule; |
| struct strbuf name_buf = STRBUF_INIT; |
| |
| submodule = cache_lookup_name(cache, gitmodules_oid, name); |
| if (submodule) |
| return submodule; |
| |
| submodule = xmalloc(sizeof(*submodule)); |
| |
| strbuf_addstr(&name_buf, name); |
| submodule->name = strbuf_detach(&name_buf, NULL); |
| |
| submodule->path = NULL; |
| submodule->url = NULL; |
| submodule->update_strategy.type = SM_UPDATE_UNSPECIFIED; |
| submodule->update_strategy.command = NULL; |
| submodule->fetch_recurse = RECURSE_SUBMODULES_NONE; |
| submodule->ignore = NULL; |
| submodule->branch = NULL; |
| submodule->recommend_shallow = -1; |
| |
| oidcpy(&submodule->gitmodules_oid, gitmodules_oid); |
| |
| cache_add(cache, submodule); |
| |
| return submodule; |
| } |
| |
| static int parse_fetch_recurse(const char *opt, const char *arg, |
| int die_on_error) |
| { |
| switch (git_parse_maybe_bool(arg)) { |
| case 1: |
| return RECURSE_SUBMODULES_ON; |
| case 0: |
| return RECURSE_SUBMODULES_OFF; |
| default: |
| if (!strcmp(arg, "on-demand")) |
| return RECURSE_SUBMODULES_ON_DEMAND; |
| /* |
| * Please update $__git_fetch_recurse_submodules in |
| * git-completion.bash when you add new options. |
| */ |
| if (die_on_error) |
| die("bad %s argument: %s", opt, arg); |
| else |
| return RECURSE_SUBMODULES_ERROR; |
| } |
| } |
| |
| int parse_submodule_fetchjobs(const char *var, const char *value) |
| { |
| int fetchjobs = git_config_int(var, value); |
| if (fetchjobs < 0) |
| die(_("negative values not allowed for submodule.fetchJobs")); |
| return fetchjobs; |
| } |
| |
| int parse_fetch_recurse_submodules_arg(const char *opt, const char *arg) |
| { |
| return parse_fetch_recurse(opt, arg, 1); |
| } |
| |
| int option_fetch_parse_recurse_submodules(const struct option *opt, |
| const char *arg, int unset) |
| { |
| int *v; |
| |
| if (!opt->value) |
| return -1; |
| |
| v = opt->value; |
| |
| if (unset) { |
| *v = RECURSE_SUBMODULES_OFF; |
| } else { |
| if (arg) |
| *v = parse_fetch_recurse_submodules_arg(opt->long_name, arg); |
| else |
| *v = RECURSE_SUBMODULES_ON; |
| } |
| return 0; |
| } |
| |
| static int parse_update_recurse(const char *opt, const char *arg, |
| int die_on_error) |
| { |
| switch (git_parse_maybe_bool(arg)) { |
| case 1: |
| return RECURSE_SUBMODULES_ON; |
| case 0: |
| return RECURSE_SUBMODULES_OFF; |
| default: |
| if (die_on_error) |
| die("bad %s argument: %s", opt, arg); |
| return RECURSE_SUBMODULES_ERROR; |
| } |
| } |
| |
| int parse_update_recurse_submodules_arg(const char *opt, const char *arg) |
| { |
| return parse_update_recurse(opt, arg, 1); |
| } |
| |
| static int parse_push_recurse(const char *opt, const char *arg, |
| int die_on_error) |
| { |
| switch (git_parse_maybe_bool(arg)) { |
| case 1: |
| /* There's no simple "on" value when pushing */ |
| if (die_on_error) |
| die("bad %s argument: %s", opt, arg); |
| else |
| return RECURSE_SUBMODULES_ERROR; |
| case 0: |
| return RECURSE_SUBMODULES_OFF; |
| default: |
| if (!strcmp(arg, "on-demand")) |
| return RECURSE_SUBMODULES_ON_DEMAND; |
| else if (!strcmp(arg, "check")) |
| return RECURSE_SUBMODULES_CHECK; |
| else if (!strcmp(arg, "only")) |
| return RECURSE_SUBMODULES_ONLY; |
| /* |
| * Please update $__git_push_recurse_submodules in |
| * git-completion.bash when you add new modes. |
| */ |
| else if (die_on_error) |
| die("bad %s argument: %s", opt, arg); |
| else |
| return RECURSE_SUBMODULES_ERROR; |
| } |
| } |
| |
| int parse_push_recurse_submodules_arg(const char *opt, const char *arg) |
| { |
| return parse_push_recurse(opt, arg, 1); |
| } |
| |
| static void warn_multiple_config(const struct object_id *treeish_name, |
| const char *name, const char *option) |
| { |
| const char *commit_string = "WORKTREE"; |
| if (treeish_name) |
| commit_string = oid_to_hex(treeish_name); |
| warning("%s:.gitmodules, multiple configurations found for " |
| "'submodule.%s.%s'. Skipping second one!", |
| commit_string, name, option); |
| } |
| |
| static void warn_command_line_option(const char *var, const char *value) |
| { |
| warning(_("ignoring '%s' which may be interpreted as" |
| " a command-line option: %s"), var, value); |
| } |
| |
| struct parse_config_parameter { |
| struct submodule_cache *cache; |
| const struct object_id *treeish_name; |
| const struct object_id *gitmodules_oid; |
| int overwrite; |
| }; |
| |
| /* |
| * Parse a config item from .gitmodules. |
| * |
| * This does not handle submodule-related configuration from the main |
| * config store (.git/config, etc). Callers are responsible for |
| * checking for overrides in the main config store when appropriate. |
| */ |
| static int parse_config(const char *var, const char *value, void *data) |
| { |
| struct parse_config_parameter *me = data; |
| struct submodule *submodule; |
| struct strbuf name = STRBUF_INIT, item = STRBUF_INIT; |
| int ret = 0; |
| |
| /* this also ensures that we only parse submodule entries */ |
| if (!name_and_item_from_var(var, &name, &item)) |
| return 0; |
| |
| submodule = lookup_or_create_by_name(me->cache, |
| me->gitmodules_oid, |
| name.buf); |
| |
| if (!strcmp(item.buf, "path")) { |
| if (!value) |
| ret = config_error_nonbool(var); |
| else if (looks_like_command_line_option(value)) |
| warn_command_line_option(var, value); |
| else if (!me->overwrite && submodule->path) |
| warn_multiple_config(me->treeish_name, submodule->name, |
| "path"); |
| else { |
| if (submodule->path) |
| cache_remove_path(me->cache, submodule); |
| free((void *) submodule->path); |
| submodule->path = xstrdup(value); |
| cache_put_path(me->cache, submodule); |
| } |
| } else if (!strcmp(item.buf, "fetchrecursesubmodules")) { |
| /* when parsing worktree configurations we can die early */ |
| int die_on_error = is_null_oid(me->gitmodules_oid); |
| if (!me->overwrite && |
| submodule->fetch_recurse != RECURSE_SUBMODULES_NONE) |
| warn_multiple_config(me->treeish_name, submodule->name, |
| "fetchrecursesubmodules"); |
| else |
| submodule->fetch_recurse = parse_fetch_recurse( |
| var, value, |
| die_on_error); |
| } else if (!strcmp(item.buf, "ignore")) { |
| if (!value) |
| ret = config_error_nonbool(var); |
| else if (!me->overwrite && submodule->ignore) |
| warn_multiple_config(me->treeish_name, submodule->name, |
| "ignore"); |
| else if (strcmp(value, "untracked") && |
| strcmp(value, "dirty") && |
| strcmp(value, "all") && |
| strcmp(value, "none")) |
| warning("Invalid parameter '%s' for config option " |
| "'submodule.%s.ignore'", value, name.buf); |
| else { |
| free((void *) submodule->ignore); |
| submodule->ignore = xstrdup(value); |
| } |
| } else if (!strcmp(item.buf, "url")) { |
| if (!value) { |
| ret = config_error_nonbool(var); |
| } else if (looks_like_command_line_option(value)) { |
| warn_command_line_option(var, value); |
| } else if (!me->overwrite && submodule->url) { |
| warn_multiple_config(me->treeish_name, submodule->name, |
| "url"); |
| } else { |
| free((void *) submodule->url); |
| submodule->url = xstrdup(value); |
| } |
| } else if (!strcmp(item.buf, "update")) { |
| if (!value) |
| ret = config_error_nonbool(var); |
| else if (!me->overwrite && |
| submodule->update_strategy.type != SM_UPDATE_UNSPECIFIED) |
| warn_multiple_config(me->treeish_name, submodule->name, |
| "update"); |
| else if (parse_submodule_update_strategy(value, |
| &submodule->update_strategy) < 0 || |
| submodule->update_strategy.type == SM_UPDATE_COMMAND) |
| die(_("invalid value for '%s'"), var); |
| } else if (!strcmp(item.buf, "shallow")) { |
| if (!me->overwrite && submodule->recommend_shallow != -1) |
| warn_multiple_config(me->treeish_name, submodule->name, |
| "shallow"); |
| else |
| submodule->recommend_shallow = |
| git_config_bool(var, value); |
| } else if (!strcmp(item.buf, "branch")) { |
| if (!me->overwrite && submodule->branch) |
| warn_multiple_config(me->treeish_name, submodule->name, |
| "branch"); |
| else { |
| free((void *)submodule->branch); |
| submodule->branch = xstrdup(value); |
| } |
| } |
| |
| strbuf_release(&name); |
| strbuf_release(&item); |
| |
| return ret; |
| } |
| |
| static int gitmodule_oid_from_commit(const struct object_id *treeish_name, |
| struct object_id *gitmodules_oid, |
| struct strbuf *rev) |
| { |
| int ret = 0; |
| |
| if (is_null_oid(treeish_name)) { |
| oidclr(gitmodules_oid); |
| return 1; |
| } |
| |
| strbuf_addf(rev, "%s:.gitmodules", oid_to_hex(treeish_name)); |
| if (get_oid(rev->buf, gitmodules_oid) >= 0) |
| ret = 1; |
| |
| return ret; |
| } |
| |
| /* This does a lookup of a submodule configuration by name or by path |
| * (key) with on-demand reading of the appropriate .gitmodules from |
| * revisions. |
| */ |
| static const struct submodule *config_from(struct submodule_cache *cache, |
| const struct object_id *treeish_name, const char *key, |
| enum lookup_type lookup_type) |
| { |
| struct strbuf rev = STRBUF_INIT; |
| unsigned long config_size; |
| char *config = NULL; |
| struct object_id oid; |
| enum object_type type; |
| const struct submodule *submodule = NULL; |
| struct parse_config_parameter parameter; |
| |
| /* |
| * If any parameter except the cache is a NULL pointer just |
| * return the first submodule. Can be used to check whether |
| * there are any submodules parsed. |
| */ |
| if (!treeish_name || !key) { |
| struct hashmap_iter iter; |
| struct submodule_entry *entry; |
| |
| entry = hashmap_iter_first_entry(&cache->for_name, &iter, |
| struct submodule_entry, |
| ent /* member name */); |
| if (!entry) |
| return NULL; |
| return entry->config; |
| } |
| |
| if (!gitmodule_oid_from_commit(treeish_name, &oid, &rev)) |
| goto out; |
| |
| switch (lookup_type) { |
| case lookup_name: |
| submodule = cache_lookup_name(cache, &oid, key); |
| break; |
| case lookup_path: |
| submodule = cache_lookup_path(cache, &oid, key); |
| break; |
| } |
| if (submodule) |
| goto out; |
| |
| config = read_object_file(&oid, &type, &config_size); |
| if (!config || type != OBJ_BLOB) |
| goto out; |
| |
| /* fill the submodule config into the cache */ |
| parameter.cache = cache; |
| parameter.treeish_name = treeish_name; |
| parameter.gitmodules_oid = &oid; |
| parameter.overwrite = 0; |
| git_config_from_mem(parse_config, CONFIG_ORIGIN_SUBMODULE_BLOB, rev.buf, |
| config, config_size, ¶meter, NULL); |
| strbuf_release(&rev); |
| free(config); |
| |
| switch (lookup_type) { |
| case lookup_name: |
| return cache_lookup_name(cache, &oid, key); |
| case lookup_path: |
| return cache_lookup_path(cache, &oid, key); |
| default: |
| return NULL; |
| } |
| |
| out: |
| strbuf_release(&rev); |
| free(config); |
| return submodule; |
| } |
| |
| static void submodule_cache_check_init(struct repository *repo) |
| { |
| if (repo->submodule_cache && repo->submodule_cache->initialized) |
| return; |
| |
| if (!repo->submodule_cache) |
| repo->submodule_cache = submodule_cache_alloc(); |
| |
| submodule_cache_init(repo->submodule_cache); |
| } |
| |
| /* |
| * Note: This function is private for a reason, the '.gitmodules' file should |
| * not be used as a mechanism to retrieve arbitrary configuration stored in |
| * the repository. |
| * |
| * Runs the provided config function on the '.gitmodules' file found in the |
| * working directory. |
| */ |
| static void config_from_gitmodules(config_fn_t fn, struct repository *repo, void *data) |
| { |
| if (repo->worktree) { |
| struct git_config_source config_source = { |
| 0, .scope = CONFIG_SCOPE_SUBMODULE |
| }; |
| const struct config_options opts = { 0 }; |
| struct object_id oid; |
| char *file; |
| char *oidstr = NULL; |
| |
| file = repo_worktree_path(repo, GITMODULES_FILE); |
| if (file_exists(file)) { |
| config_source.file = file; |
| } else if (repo_get_oid(repo, GITMODULES_INDEX, &oid) >= 0 || |
| repo_get_oid(repo, GITMODULES_HEAD, &oid) >= 0) { |
| config_source.repo = repo; |
| config_source.blob = oidstr = xstrdup(oid_to_hex(&oid)); |
| if (repo != the_repository) |
| add_submodule_odb_by_path(repo->objects->odb->path); |
| } else { |
| goto out; |
| } |
| |
| config_with_options(fn, data, &config_source, &opts); |
| |
| out: |
| free(oidstr); |
| free(file); |
| } |
| } |
| |
| static int gitmodules_cb(const char *var, const char *value, void *data) |
| { |
| struct repository *repo = data; |
| struct parse_config_parameter parameter; |
| |
| parameter.cache = repo->submodule_cache; |
| parameter.treeish_name = NULL; |
| parameter.gitmodules_oid = null_oid(); |
| parameter.overwrite = 1; |
| |
| return parse_config(var, value, ¶meter); |
| } |
| |
| void repo_read_gitmodules(struct repository *repo, int skip_if_read) |
| { |
| submodule_cache_check_init(repo); |
| |
| if (repo->submodule_cache->gitmodules_read && skip_if_read) |
| return; |
| |
| if (repo_read_index(repo) < 0) |
| return; |
| |
| if (!is_gitmodules_unmerged(repo->index)) |
| config_from_gitmodules(gitmodules_cb, repo, repo); |
| |
| repo->submodule_cache->gitmodules_read = 1; |
| } |
| |
| void gitmodules_config_oid(const struct object_id *commit_oid) |
| { |
| struct strbuf rev = STRBUF_INIT; |
| struct object_id oid; |
| |
| submodule_cache_check_init(the_repository); |
| |
| if (gitmodule_oid_from_commit(commit_oid, &oid, &rev)) { |
| git_config_from_blob_oid(gitmodules_cb, rev.buf, |
| the_repository, &oid, the_repository); |
| } |
| strbuf_release(&rev); |
| |
| the_repository->submodule_cache->gitmodules_read = 1; |
| } |
| |
| const struct submodule *submodule_from_name(struct repository *r, |
| const struct object_id *treeish_name, |
| const char *name) |
| { |
| repo_read_gitmodules(r, 1); |
| return config_from(r->submodule_cache, treeish_name, name, lookup_name); |
| } |
| |
| const struct submodule *submodule_from_path(struct repository *r, |
| const struct object_id *treeish_name, |
| const char *path) |
| { |
| repo_read_gitmodules(r, 1); |
| return config_from(r->submodule_cache, treeish_name, path, lookup_path); |
| } |
| |
| /** |
| * Used internally by submodules_of_tree(). Recurses into 'treeish_name' |
| * and appends submodule entries to 'out'. The submodule_cache expects |
| * a root-level treeish_name and paths, so keep track of these values |
| * with 'root_tree' and 'prefix'. |
| */ |
| static void traverse_tree_submodules(struct repository *r, |
| const struct object_id *root_tree, |
| char *prefix, |
| const struct object_id *treeish_name, |
| struct submodule_entry_list *out) |
| { |
| struct tree_desc tree; |
| struct submodule_tree_entry *st_entry; |
| struct name_entry *name_entry; |
| char *tree_path = NULL; |
| |
| name_entry = xmalloc(sizeof(*name_entry)); |
| |
| fill_tree_descriptor(r, &tree, treeish_name); |
| while (tree_entry(&tree, name_entry)) { |
| if (prefix) |
| tree_path = |
| mkpathdup("%s/%s", prefix, name_entry->path); |
| else |
| tree_path = xstrdup(name_entry->path); |
| |
| if (S_ISGITLINK(name_entry->mode) && |
| is_tree_submodule_active(r, root_tree, tree_path)) { |
| ALLOC_GROW(out->entries, out->entry_nr + 1, |
| out->entry_alloc); |
| st_entry = &out->entries[out->entry_nr++]; |
| |
| st_entry->name_entry = xmalloc(sizeof(*st_entry->name_entry)); |
| *st_entry->name_entry = *name_entry; |
| st_entry->submodule = |
| submodule_from_path(r, root_tree, tree_path); |
| st_entry->repo = xmalloc(sizeof(*st_entry->repo)); |
| if (repo_submodule_init(st_entry->repo, r, tree_path, |
| root_tree)) |
| FREE_AND_NULL(st_entry->repo); |
| |
| } else if (S_ISDIR(name_entry->mode)) |
| traverse_tree_submodules(r, root_tree, tree_path, |
| &name_entry->oid, out); |
| free(tree_path); |
| } |
| } |
| |
| void submodules_of_tree(struct repository *r, |
| const struct object_id *treeish_name, |
| struct submodule_entry_list *out) |
| { |
| CALLOC_ARRAY(out->entries, 0); |
| out->entry_nr = 0; |
| out->entry_alloc = 0; |
| |
| traverse_tree_submodules(r, treeish_name, NULL, treeish_name, out); |
| } |
| |
| void submodule_free(struct repository *r) |
| { |
| if (r->submodule_cache) |
| submodule_cache_clear(r->submodule_cache); |
| } |
| |
| static int config_print_callback(const char *var, const char *value, void *cb_data) |
| { |
| char *wanted_key = cb_data; |
| |
| if (!strcmp(wanted_key, var)) |
| printf("%s\n", value); |
| |
| return 0; |
| } |
| |
| int print_config_from_gitmodules(struct repository *repo, const char *key) |
| { |
| int ret; |
| char *store_key; |
| |
| ret = git_config_parse_key(key, &store_key, NULL); |
| if (ret < 0) |
| return CONFIG_INVALID_KEY; |
| |
| config_from_gitmodules(config_print_callback, repo, store_key); |
| |
| free(store_key); |
| return 0; |
| } |
| |
| int config_set_in_gitmodules_file_gently(const char *key, const char *value) |
| { |
| int ret; |
| |
| ret = git_config_set_in_file_gently(GITMODULES_FILE, key, value); |
| if (ret < 0) |
| /* Maybe the user already did that, don't error out here */ |
| warning(_("Could not update .gitmodules entry %s"), key); |
| |
| return ret; |
| } |
| |
| struct fetch_config { |
| int *max_children; |
| int *recurse_submodules; |
| }; |
| |
| static int gitmodules_fetch_config(const char *var, const char *value, void *cb) |
| { |
| struct fetch_config *config = cb; |
| if (!strcmp(var, "submodule.fetchjobs")) { |
| if (config->max_children) |
| *(config->max_children) = |
| parse_submodule_fetchjobs(var, value); |
| return 0; |
| } else if (!strcmp(var, "fetch.recursesubmodules")) { |
| if (config->recurse_submodules) |
| *(config->recurse_submodules) = |
| parse_fetch_recurse_submodules_arg(var, value); |
| return 0; |
| } |
| |
| return 0; |
| } |
| |
| void fetch_config_from_gitmodules(int *max_children, int *recurse_submodules) |
| { |
| struct fetch_config config = { |
| .max_children = max_children, |
| .recurse_submodules = recurse_submodules |
| }; |
| config_from_gitmodules(gitmodules_fetch_config, the_repository, &config); |
| } |
| |
| static int gitmodules_update_clone_config(const char *var, const char *value, |
| void *cb) |
| { |
| int *max_jobs = cb; |
| if (!strcmp(var, "submodule.fetchjobs")) |
| *max_jobs = parse_submodule_fetchjobs(var, value); |
| return 0; |
| } |
| |
| void update_clone_config_from_gitmodules(int *max_jobs) |
| { |
| config_from_gitmodules(gitmodules_update_clone_config, the_repository, &max_jobs); |
| } |