-my @dirs;
-
-sub resolve_git_dir {
- my ($cd) = @_;
- 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 $cd if ($dir eq '.' && defined $cd);
- $dir;
- }
-}
-
-if (@ARGV) {
- @dirs = map { resolve_git_dir($_) } @ARGV;
-} else {
- @dirs = (resolve_git_dir());
-}
+my $opt = { quiet => -1 };
+GetOptions($opt, qw(verbose|v+ reindex jobs|j=i prune indexlevel|L=s))
+ or die "bad command-line args\n$usage";
+die "--jobs must be positive\n" if defined $opt->{jobs} && $opt->{jobs} <= 0;