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Use built-in true and false.
author Mike Pavone <pavone@retrodev.com>
date Sat, 14 Jul 2012 19:33:35 -0700
parents d21c31c6b5ef
children ff8d7b4499f5
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#!/bin/sh

killafter () {
	sleep $1;
	/bin/kill -SIGINT $!;
}

mkfifo .simpipe
if [ $# -gt 1 ]; then 
	bin/sim $1 < .simpipe | bin/lifter > .simpipe & killafter $2
else
	bin/sim $1 < .simpipe | bin/lifter > .simpipe
fi
rm .simpipe