- push @cmd, "$_:$sfx" foreach $x, $y;
- my $diffs = cmdoutput @cmd, $x, $y;
- foreach $f (split /\0/, $diffs) { $fn->(); }
+ push @cmd, "$_:" foreach $x, $y;
+ push @cmd, @$limits;
+ my $diffs = cmdoutput @cmd;
+ foreach (split /\0/, $diffs) { $fn->(); }