read_directory: show_both option.

diff --git a/git.c b/git.c
index 7a01e02f2b21c029277564ad104c512cbc68b7ba..e732a098fc164da10ed9f41113c7d32d1b022966 100644 (file)
--- a/git.c
+++ b/git.c
@@ -59,8 +59,10 @@ static int handle_options(const char*** argv, int* argc)
                } else if (!strcmp(cmd, "-p") || !strcmp(cmd, "--paginate")) {
                        setup_pager();
                } else if (!strcmp(cmd, "--git-dir")) {
-                       if (*argc < 1)
-                               return -1;
+                       if (*argc < 2) {
+                               fprintf(stderr, "No directory given for --git-dir.\n" );
+                               usage(git_usage_string);
+                       }
                        setenv("GIT_DIR", (*argv)[1], 1);
                        (*argv)++;
                        (*argc)--;