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#!/usr/bin/perl use strict; use warnings; $| = 1; my $jobdir = "/tmp/scirejobs"; while(<>) { my $line = $_; chomp $line; if($line =~ /^PING$/) { print "PONG\n"; } elsif($line =~ /^QUIT$/) { print "Exiting!\n"; exit; } else { print "Unknown command\n"; } }