APLDemo


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#!/bin/rc

winid=`{grep -e '-apl' /mnt/acme/index | awk '{print $1}' }
if(~ $#winid 0){
	kill apl | rc
	win apl &
	sleep 1
	winid=`{grep -e '-apl' /mnt/acme/index | awk '{print $1}' }
	rm -f /tmp/apldemo.$winid.state
	exit
}

state=/tmp/apldemo.$winid.state
if (test -e $state)
	current=`{cat $state}
if not
	current=1

next=`{echo $current + 1 | hoc}
echo $next > $state

cat $1 | awk 'NR=='$current > /mnt/acme/$winid/body