};
safe_git(undef, $addlines, "git", "show", $sha1);
if (wantarray) {
};
safe_git(undef, $addlines, "git", "show", $sha1);
if (wantarray) {
# in order to see all changes.
my ($subdir, $rootdir) = git_find_root();
$git_dir=$rootdir;
# in order to see all changes.
my ($subdir, $rootdir) = git_find_root();
$git_dir=$rootdir;