Re: [PATCH 3/6] Add 'resolve_gitlink_ref()' helper function

> +int resolve_gitlink_ref(const char *path, const char *refname, unsigned char *result)
> +{
> +       int len = strlen(path), retval;
> +       char *gitdir;
> +
> +       while (len && path[len-1] == '/')
> +               len--;
> +       if (!len)
> +               return -1;
> +       gitdir = xmalloc(len + MAXREFLEN + 8);
> +       memcpy(gitdir, path, len);
> +       memcpy(gitdir + len, "/.git/", 7);