diff options
| -rw-r--r-- | builtin/gc.c | 5 | ||||
| -rw-r--r-- | builtin/submodule--helper.c | 7 | ||||
| -rw-r--r-- | builtin/worktree.c | 3 | ||||
| -rw-r--r-- | config.c | 51 | ||||
| -rw-r--r-- | config.h | 22 | ||||
| -rw-r--r-- | t/helper/test-config.c | 22 | ||||
| -rwxr-xr-x | t/t1308-config-set.sh | 43 |
7 files changed, 135 insertions, 18 deletions
diff --git a/builtin/gc.c b/builtin/gc.c index 02455fd..e38d178 100644 --- a/builtin/gc.c +++ b/builtin/gc.c @@ -1493,7 +1493,6 @@ static int maintenance_register(int argc, const char **argv, const char *prefix) }; int found = 0; const char *key = "maintenance.repo"; - char *config_value; char *maintpath = get_maintpath(); struct string_list_item *item; const struct string_list *list; @@ -1508,9 +1507,7 @@ static int maintenance_register(int argc, const char **argv, const char *prefix) git_config_set("maintenance.auto", "false"); /* Set maintenance strategy, if unset */ - if (!git_config_get_string("maintenance.strategy", &config_value)) - free(config_value); - else + if (git_config_get("maintenance.strategy")) git_config_set("maintenance.strategy", "incremental"); list = git_config_get_value_multi(key); diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c index c75e9e8..2f678ad 100644 --- a/builtin/submodule--helper.c +++ b/builtin/submodule--helper.c @@ -552,7 +552,7 @@ static int module_init(int argc, const char **argv, const char *prefix) * If there are no path args and submodule.active is set then, * by default, only initialize 'active' modules. */ - if (!argc && git_config_get_value_multi("submodule.active")) + if (!argc && !git_config_get("submodule.active")) module_list_active(&list); info.prefix = prefix; @@ -2726,7 +2726,7 @@ static int module_update(int argc, const char **argv, const char *prefix) * If there are no path args and submodule.active is set then, * by default, only initialize 'active' modules. */ - if (!argc && git_config_get_value_multi("submodule.active")) + if (!argc && !git_config_get("submodule.active")) module_list_active(&list); info.prefix = opt.prefix; @@ -3119,7 +3119,6 @@ static int config_submodule_in_gitmodules(const char *name, const char *var, con static void configure_added_submodule(struct add_data *add_data) { char *key; - const char *val; struct child_process add_submod = CHILD_PROCESS_INIT; struct child_process add_gitmodules = CHILD_PROCESS_INIT; @@ -3164,7 +3163,7 @@ static void configure_added_submodule(struct add_data *add_data) * is_submodule_active(), since that function needs to find * out the value of "submodule.active" again anyway. */ - if (!git_config_get_string_tmp("submodule.active", &val)) { + if (!git_config_get("submodule.active")) { /* * If the submodule being added isn't already covered by the * current configured pathspec, set the submodule's active flag diff --git a/builtin/worktree.c b/builtin/worktree.c index 4a24d53..6d086cc 100644 --- a/builtin/worktree.c +++ b/builtin/worktree.c @@ -319,7 +319,6 @@ static void copy_filtered_worktree_config(const char *worktree_git_dir) if (file_exists(from_file)) { struct config_set cs = { { 0 } }; - const char *core_worktree; int bare; if (safe_create_leading_directories(to_file) || @@ -338,7 +337,7 @@ static void copy_filtered_worktree_config(const char *worktree_git_dir) to_file, "core.bare", NULL, "true", 0)) error(_("failed to unset '%s' in '%s'"), "core.bare", to_file); - if (!git_configset_get_value(&cs, "core.worktree", &core_worktree) && + if (!git_configset_get(&cs, "core.worktree") && git_config_set_in_file_gently(to_file, "core.worktree", NULL)) error(_("failed to unset '%s' in '%s'"), @@ -2275,23 +2275,29 @@ void read_very_early_config(config_fn_t cb, void *data) config_with_options(cb, data, NULL, &opts); } -static struct config_set_element *configset_find_element(struct config_set *cs, const char *key) +RESULT_MUST_BE_USED +static int configset_find_element(struct config_set *cs, const char *key, + struct config_set_element **dest) { struct config_set_element k; struct config_set_element *found_entry; char *normalized_key; + int ret; + /* * `key` may come from the user, so normalize it before using it * for querying entries from the hashmap. */ - if (git_config_parse_key(key, &normalized_key, NULL)) - return NULL; + ret = git_config_parse_key(key, &normalized_key, NULL); + if (ret) + return ret; hashmap_entry_init(&k.ent, strhash(normalized_key)); k.key = normalized_key; found_entry = hashmap_get_entry(&cs->config_hash, &k, ent, NULL); free(normalized_key); - return found_entry; + *dest = found_entry; + return 0; } static int configset_add_value(struct config_set *cs, const char *key, const char *value) @@ -2300,8 +2306,11 @@ static int configset_add_value(struct config_set *cs, const char *key, const cha struct string_list_item *si; struct configset_list_item *l_item; struct key_value_info *kv_info = xmalloc(sizeof(*kv_info)); + int ret; - e = configset_find_element(cs, key); + ret = configset_find_element(cs, key, &e); + if (ret) + return ret; /* * Since the keys are being fed by git_config*() callback mechanism, they * are already normalized. So simply add them without any further munging. @@ -2411,8 +2420,25 @@ int git_configset_get_value(struct config_set *cs, const char *key, const char * const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key) { - struct config_set_element *e = configset_find_element(cs, key); - return e ? &e->value_list : NULL; + struct config_set_element *e; + + if (configset_find_element(cs, key, &e)) + return NULL; + else if (!e) + return NULL; + return &e->value_list; +} + +int git_configset_get(struct config_set *cs, const char *key) +{ + struct config_set_element *e; + int ret; + + if ((ret = configset_find_element(cs, key, &e))) + return ret; + else if (!e) + return 1; + return 0; } int git_configset_get_string(struct config_set *cs, const char *key, char **dest) @@ -2551,6 +2577,12 @@ void repo_config(struct repository *repo, config_fn_t fn, void *data) configset_iter(repo->config, fn, data); } +int repo_config_get(struct repository *repo, const char *key) +{ + git_config_check_init(repo); + return git_configset_get(repo->config, key); +} + int repo_config_get_value(struct repository *repo, const char *key, const char **value) { @@ -2665,6 +2697,11 @@ void git_config_clear(void) repo_config_clear(the_repository); } +int git_config_get(const char *key) +{ + return repo_config_get(the_repository, key); +} + int git_config_get_value(const char *key, const char **value) { return repo_config_get_value(the_repository, key, value); @@ -474,6 +474,13 @@ void git_configset_clear(struct config_set *cs); * value in the 'dest' pointer. */ +/** + * git_configset_get() returns negative values on error, see + * repo_config_get() below. + */ +RESULT_MUST_BE_USED +int git_configset_get(struct config_set *cs, const char *key); + /* * Finds the highest-priority value for the configuration variable `key` * and config set `cs`, stores the pointer to it in `value` and returns 0. @@ -494,6 +501,14 @@ int git_configset_get_pathname(struct config_set *cs, const char *key, const cha /* Functions for reading a repository's config */ struct repository; void repo_config(struct repository *repo, config_fn_t fn, void *data); + +/** + * Run only the discover part of the repo_config_get_*() functions + * below, in addition to 1 if not found, returns negative values on + * error (e.g. if the key itself is invalid). + */ +RESULT_MUST_BE_USED +int repo_config_get(struct repository *repo, const char *key); int repo_config_get_value(struct repository *repo, const char *key, const char **value); const struct string_list *repo_config_get_value_multi(struct repository *repo, @@ -530,8 +545,15 @@ void git_protected_config(config_fn_t fn, void *data); * manner, the config API provides two functions `git_config_get_value` * and `git_config_get_value_multi`. They both read values from an internal * cache generated previously from reading the config files. + * + * For those git_config_get*() functions that aren't documented, + * consult the corresponding repo_config_get*() function's + * documentation. */ +RESULT_MUST_BE_USED +int git_config_get(const char *key); + /** * Finds the highest-priority value for the configuration variable `key`, * stores the pointer to it in `value` and returns 0. When the diff --git a/t/helper/test-config.c b/t/helper/test-config.c index 4ba9eb6..cbb33ae 100644 --- a/t/helper/test-config.c +++ b/t/helper/test-config.c @@ -14,6 +14,8 @@ * get_value_multi -> prints all values for the entered key in increasing order * of priority * + * get -> print return value for the entered key + * * get_int -> print integer value for the entered key or die * * get_bool -> print bool value for the entered key or die @@ -109,6 +111,26 @@ int cmd__config(int argc, const char **argv) printf("Value not found for \"%s\"\n", argv[2]); goto exit1; } + } else if (argc == 3 && !strcmp(argv[1], "get")) { + int ret; + + if (!(ret = git_config_get(argv[2]))) + goto exit0; + else if (ret == 1) + printf("Value not found for \"%s\"\n", argv[2]); + else if (ret == -CONFIG_INVALID_KEY) + printf("Key \"%s\" is invalid\n", argv[2]); + else if (ret == -CONFIG_NO_SECTION_OR_NAME) + printf("Key \"%s\" has no section\n", argv[2]); + else + /* + * A normal caller should just check "ret < + * 0", but for our own tests let's BUG() if + * our whitelist of git_config_parse_key() + * return values isn't exhaustive. + */ + BUG("Key \"%s\" has unknown return %d", argv[2], ret); + goto exit1; } else if (argc == 3 && !strcmp(argv[1], "get_int")) { if (!git_config_get_int(argv[2], &val)) { printf("%d\n", val); diff --git a/t/t1308-config-set.sh b/t/t1308-config-set.sh index 4be1ab1..7def705 100755 --- a/t/t1308-config-set.sh +++ b/t/t1308-config-set.sh @@ -58,6 +58,8 @@ test_expect_success 'setup default config' ' skin = false nose = 1 horns + [value] + less EOF ' @@ -116,6 +118,45 @@ test_expect_success 'find value with the highest priority' ' check_config get_value case.baz "hask" ' +test_expect_success 'return value for an existing key' ' + test-tool config get lamb.chop >out 2>err && + test_must_be_empty out && + test_must_be_empty err +' + +test_expect_success 'return value for value-less key' ' + test-tool config get value.less >out 2>err && + test_must_be_empty out && + test_must_be_empty err +' + +test_expect_success 'return value for a missing key' ' + cat >expect <<-\EOF && + Value not found for "missing.key" + EOF + test_expect_code 1 test-tool config get missing.key >actual 2>err && + test_cmp actual expect && + test_must_be_empty err +' + +test_expect_success 'return value for a bad key: CONFIG_INVALID_KEY' ' + cat >expect <<-\EOF && + Key "fails.iskeychar.-" is invalid + EOF + test_expect_code 1 test-tool config get fails.iskeychar.- >actual 2>err && + test_cmp actual expect && + test_must_be_empty out +' + +test_expect_success 'return value for a bad key: CONFIG_NO_SECTION_OR_NAME' ' + cat >expect <<-\EOF && + Key "keynosection" has no section + EOF + test_expect_code 1 test-tool config get keynosection >actual 2>err && + test_cmp actual expect && + test_must_be_empty out +' + test_expect_success 'find integer value for a key' ' check_config get_int lamb.chop 65 ' @@ -272,7 +313,7 @@ test_expect_success 'proper error on error in default config files' ' cp .git/config .git/config.old && test_when_finished "mv .git/config.old .git/config" && echo "[" >>.git/config && - echo "fatal: bad config line 34 in file .git/config" >expect && + echo "fatal: bad config line 36 in file .git/config" >expect && test_expect_code 128 test-tool config get_value foo.bar 2>actual && test_cmp expect actual ' |