It was intended for the OP (I apparently missed the "they can re-write" his script part). :P
in reply to Re^3: How to ensure that a supported version of my script is being executed?
in thread How to ensure that a supported version of my script is being executed?
In response to your post; Right you are -- chown opuid:opgid ./opscript-name; chmod 0744 ./opscript-name (op prefix meaning Original Poster). :)
my $perl_version = "5.12.4";