grep: do not segfault when -f is used

[git.git] / builtin-config.c

diff --git a/builtin-config.c b/builtin-config.c
index 1a3baa1f46f663580a3817c68353a262637560fa..a2d656edb383da47fb3622f1f7c2d1524285ac00 100644 (file)
--- a/builtin-config.c
+++ b/builtin-config.c
@@ -55,7 +55,7 @@ static struct option builtin_config_options[] = {
        OPT_BIT(0, "get", &actions, "get value: name [value-regex]", ACTION_GET),
        OPT_BIT(0, "get-all", &actions, "get all values: key [value-regex]", ACTION_GET_ALL),
        OPT_BIT(0, "get-regexp", &actions, "get values for regexp: name-regex [value-regex]", ACTION_GET_REGEXP),
-       OPT_BIT(0, "replace-all", &actions, "replace all matching variables: name [value [value_regex]", ACTION_REPLACE_ALL),
+       OPT_BIT(0, "replace-all", &actions, "replace all matching variables: name value [value_regex]", ACTION_REPLACE_ALL),
        OPT_BIT(0, "add", &actions, "adds a new variable: name value", ACTION_ADD),
        OPT_BIT(0, "unset", &actions, "removes a variable: name [value-regex]", ACTION_UNSET),
        OPT_BIT(0, "unset-all", &actions, "removes all matches: name [value-regex]", ACTION_UNSET_ALL),
@@ -316,7 +316,8 @@ int cmd_config(int argc, const char **argv, const char *unused_prefix)
 
        config_exclusive_filename = getenv(CONFIG_ENVIRONMENT);
 
-       argc = parse_options(argc, argv, builtin_config_options, builtin_config_usage,
+       argc = parse_options(argc, argv, prefix, builtin_config_options,
+                            builtin_config_usage,
                             PARSE_OPT_STOP_AT_NON_OPTION);
 
        if (use_global_config + use_system_config + !!given_config_file > 1) {
@@ -382,14 +383,16 @@ int cmd_config(int argc, const char **argv, const char *unused_prefix)
                check_argc(argc, 0, 0);
                if (git_config(show_all_config, NULL) < 0) {
                        if (config_exclusive_filename)
-                               die("unable to read config file %s: %s",
-                                   config_exclusive_filename, strerror(errno));
+                               die_errno("unable to read config file '%s'",
+                                         config_exclusive_filename);
                        else
                                die("error processing config file(s)");
                }
        }
        else if (actions == ACTION_EDIT) {
                check_argc(argc, 0, 0);
+               if (!config_exclusive_filename && nongit)
+                       die("not in a git directory");
                git_config(git_default_config, NULL);
                launch_editor(config_exclusive_filename ?
                              config_exclusive_filename : git_path("config"),