git wrapper: add --git-dir=<path> and --bare options

diff --git a/builtin-help.c b/builtin-help.c
index 335fe5fedcc6523a3b49a3e00686fe381098bcda..bc1b4da3bc0186487fac40173203cac91c1e3710 100644 (file)
--- a/builtin-help.c
+++ b/builtin-help.c
@@ -229,7 +229,7 @@ int cmd_version(int argc, const char **argv, char **envp)
 
 int cmd_help(int argc, const char **argv, char **envp)
 {
-       const char *help_cmd = argv[1];
+       const char *help_cmd = argc > 1 ? argv[1] : NULL;
        if (!help_cmd)
                cmd_usage(0, git_exec_path(), NULL);
        else if (!strcmp(help_cmd, "--all") || !strcmp(help_cmd, "-a"))