config: add --local option

This is a shorthand similar to --system but instead uses
the config file of the current repository.

Signed-off-by: Sverre Rabbelier <srabbelier@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/config.c b/builtin/config.c
index f3d1660d023f7893373436617a9f729ce1d60f4d..79fee767b88a2d826311afb7a3299d67dedd3b94 100644 (file)
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -20,7 +20,7 @@ static char delim = '=';
 static char key_delim = ' ';
 static char term = '\n';
 
-static int use_global_config, use_system_config;
+static int use_global_config, use_system_config, use_local_config;
 static const char *given_config_file;
 static int actions, types;
 static const char *get_color_slot, *get_colorbool_slot;
@@ -51,6 +51,7 @@ static struct option builtin_config_options[] = {
        OPT_GROUP("Config file location"),
        OPT_BOOLEAN(0, "global", &use_global_config, "use global config file"),
        OPT_BOOLEAN(0, "system", &use_system_config, "use system config file"),
+       OPT_BOOLEAN(0, "local", &use_local_config, "use repository config file"),
        OPT_STRING('f', "file", &given_config_file, "FILE", "use given config file"),
        OPT_GROUP("Action"),
        OPT_BIT(0, "get", &actions, "get value: name [value-regex]", ACTION_GET),
@@ -342,7 +343,7 @@ int cmd_config(int argc, const char **argv, const char *unused_prefix)
                             builtin_config_usage,
                             PARSE_OPT_STOP_AT_NON_OPTION);
 
-       if (use_global_config + use_system_config + !!given_config_file > 1) {
+       if (use_global_config + use_system_config + use_local_config + !!given_config_file > 1) {
                error("only one config file at a time.");
                usage_with_options(builtin_config_usage, builtin_config_options);
        }
@@ -358,6 +359,8 @@ int cmd_config(int argc, const char **argv, const char *unused_prefix)
        }
        else if (use_system_config)
                config_exclusive_filename = git_etc_gitconfig();
+       else if (use_local_config)
+               config_exclusive_filename = git_pathdup("config");
        else if (given_config_file) {
                if (!is_absolute_path(given_config_file) && prefix)
                        config_exclusive_filename = prefix_filename(prefix,