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#!/bin/sh
prog=$0
usage() {
echo "usage: rc-update [--quiet] add|del|delete SVC RUNLEVEL"
exit $1
}
msg() {
if ! [ -n "$quiet" ]; then
echo "$@"
fi
}
OPTS=$(getopt -l quiet,help -o "qh" -n $prog -- "$@") || usage "1" >&2
quiet=
eval set -- "$OPTS"
for opt; do
case "$opt" in
-h|--help)
usage 0
;;
--quiet)
quiet=1
;;
--)
shift
break
;;
*) usage "1" >&2
;;
esac
shift
done
cmd="$1"
svc="$2"
runlevel="${3:-default}"
if [ -z "$cmd" ] || [ -z "$svc" ]; then
usage "1" >&2
fi
case "$cmd" in
add)
if [ -L "$ROOT"/etc/runlevels/$runlevel/$svc ]; then
msg " * rc-update: $svc already installed in runlevel \`$runlevel'; skipping"
exit 0
fi
mkdir -p "$ROOT"/etc/runlevels/$runlevel
ln -sf ../../init.d/$svc "$ROOT"/etc/runlevels/$runlevel/$svc
msg " * service $svc added to runlevel $runlevel"
;;
del|delete)
if ! [ -L "$ROOT"/etc/runlevels/$runlevel/$svc ]; then
msg " * rc-update: service \`$svc' is not in the runlevel \`$runlevel'" >&2
exit 1
fi
rm "$ROOT"/etc/runlevels/$runlevel/$svc
msg " * service foo removed from runlevel $runlevel"
;;
*) usage "1" >&2
;;
esac
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