git-commit --amend: allow empty commit.

diff --git a/unpack-file.c b/unpack-file.c
index d4ac3a5460568408f96fc26e5228c639dfc20439..07303f8bb3ef2b93f3e7c9bbe116aef9660584d5 100644 (file)
--- a/unpack-file.c
+++ b/unpack-file.c
@@ -29,6 +29,8 @@ int main(int argc, char **argv)
        if (argc != 2 || get_sha1(argv[1], sha1))
                usage("git-unpack-file <sha1>");
 
+       setup_git_directory();
+
        puts(create_temp_file(sha1));
        return 0;
 }