$ops{$_} = 1 for qw/padsv/;
$ops{$_} = 'list' for qw/padav/;
$ops{$_} = 'list' for qw/padhv rv2hv/;
-$ops{$_} = 'list' for qw/padany flip match entereval/;
+$ops{$_} = 'list' for qw/padany flip match entereval readline/;
sub enter {
my ($self, $cv) = @_;