rc script:

#!/bin/bash

ROOTDIR=$HOME/cspp501/hw1

if [ $1 == "" ]
then
	echo "Usage: rc [runlevel]"
	exit 0
fi

runlevel=$1

if [ -d $ROOTDIR/etc/rc$runlevel.d ]
then
	for file in $ROOTDIR/etc/rc$runlevel.d/K??*
	do
		sh $file stop
	done
	for file in $ROOTDIR/etc/rc$runlevel.d/S??*
	do
		sh $file start
	done
else
	echo "No such runlevel: $runlevel"
	exit 0
fi

exit 1

--

init.d script:

#!/bin/bash

ROOTDIR=$HOME/cspp501/hw1

case $1 in
	start)
		echo -n "Starting foo service: "
		$ROOTDIR/sbin/foo
		echo "foo."
		;;
	stop)
		echo -n "Stopping foo service: "
		kill -9 `cat $ROOTDIR/var/run/foo.pid`
		echo "foo."
		;;
	*)
		echo "Usage: foo {start|stop}"
		exit 1
esac