function untouchable {
    perl ./untouchable.pl $*
}
export -f untouchable

##</code><code>##

#!/usr/bin/perl
use strict 'vars';
my @people = @ARGV;
print "Staring...\n";
foreach my $person ( @people ){
   print "Hello $person\n";
 }
print "done!\n";

##</code><code>##

#!/usr/bin/perl
system ("bash -ic untouchable john mike bill");