-sub resolve_repo_dir {
- my ($cd) = @_;
- my $prefix = defined $cd ? $cd : './';
- if (-d $prefix && -f "$prefix/inbox.lock") { # v2
- return abs_path($prefix);
- }
-
- my @cmd = qw(git rev-parse --git-dir);
- my $cmd = join(' ', @cmd);
- my $pid = open my $fh, '-|';
- defined $pid or die "forking $cmd failed: $!\n";
- if ($pid == 0) {
- if (defined $cd) {
- chdir $cd or die "chdir $cd failed: $!\n";
- }
- exec @cmd;
- die "Failed to exec $cmd: $!\n";
- } else {
- my $dir = eval {
- local $/;
- <$fh>;
- };
- close $fh or die "error in $cmd: $!\n";
- chomp $dir;
- return abs_path($cd) if ($dir eq '.' && defined $cd);
- abs_path($dir);
- }
-}
-