diff options
Diffstat (limited to 'config.h')
| -rw-r--r-- | config.h | 81 |
1 files changed, 64 insertions, 17 deletions
@@ -56,6 +56,7 @@ struct git_config_source { }; enum config_origin_type { + CONFIG_ORIGIN_UNKNOWN = 0, CONFIG_ORIGIN_BLOB, CONFIG_ORIGIN_FILE, CONFIG_ORIGIN_STDIN, @@ -206,6 +207,7 @@ int config_with_options(config_fn_t fn, void *, int git_parse_ssize_t(const char *, ssize_t *); int git_parse_ulong(const char *, unsigned long *); +int git_parse_int(const char *value, int *ret); /** * Same as `git_config_bool`, except that it returns -1 on error rather @@ -447,21 +449,33 @@ void git_configset_init(struct config_set *cs); int git_configset_add_file(struct config_set *cs, const char *filename); /** - * Parses command line options and environment variables, and adds the - * variable-value pairs to the `config_set`. Returns 0 on success, or -1 - * if there is an error in parsing. The caller decides whether to free - * the incomplete configset or continue using it when the function - * returns -1. + * Finds and returns the value list, sorted in order of increasing priority + * for the configuration variable `key` and config set `cs`. When the + * configuration variable `key` is not found, returns 1 without touching + * `value`. + * + * The key will be parsed for validity with git_config_parse_key(), on + * error a negative value will be returned. + * + * The caller should not free or modify the returned pointer, as it is + * owned by the cache. */ -int git_configset_add_parameters(struct config_set *cs); +RESULT_MUST_BE_USED +int git_configset_get_value_multi(struct config_set *cs, const char *key, + const struct string_list **dest); /** - * Finds and returns the value list, sorted in order of increasing priority - * for the configuration variable `key` and config set `cs`. When the - * configuration variable `key` is not found, returns NULL. The caller - * should not free or modify the returned pointer, as it is owned by the cache. + * A validation wrapper for git_configset_get_value_multi() which does + * for it what git_configset_get_string() does for + * git_configset_get_value(). + * + * The configuration syntax allows for "[section] key", which will + * give us a NULL entry in the "struct string_list", as opposed to + * "[section] key =" which is the empty string. Most users of the API + * are not prepared to handle NULL in a "struct string_list". */ -const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key); +int git_configset_get_string_multi(struct config_set *cs, const char *key, + const struct string_list **dest); /** * Clears `config_set` structure, removes all saved variable-value pairs. @@ -473,6 +487,13 @@ 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. @@ -493,10 +514,22 @@ 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, - const char *key); +RESULT_MUST_BE_USED +int repo_config_get_value_multi(struct repository *repo, const char *key, + const struct string_list **dest); +RESULT_MUST_BE_USED +int repo_config_get_string_multi(struct repository *repo, const char *key, + const struct string_list **dest); int repo_config_get_string(struct repository *repo, const char *key, char **dest); int repo_config_get_string_tmp(struct repository *repo, @@ -529,8 +562,15 @@ 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 @@ -543,10 +583,17 @@ int git_config_get_value(const char *key, const char **value); /** * Finds and returns the value list, sorted in order of increasing priority * for the configuration variable `key`. When the configuration variable - * `key` is not found, returns NULL. The caller should not free or modify - * the returned pointer, as it is owned by the cache. - */ -const struct string_list *git_config_get_value_multi(const char *key); + * `key` is not found, returns 1 without touching `value`. + * + * The caller should not free or modify the returned pointer, as it is + * owned by the cache. + */ +RESULT_MUST_BE_USED +int git_config_get_value_multi(const char *key, + const struct string_list **dest); +RESULT_MUST_BE_USED +int git_config_get_string_multi(const char *key, + const struct string_list **dest); /** * Resets and invalidates the config cache. |