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#! /bin/sh

ask() {
    local question default answer

    question=$1
    default=$2
    if [ -z "${PACKAGE_BUILDING}" -a -z "${BATCH}" ]; then
	read -p "${question} [${default}]? " answer
    fi
    if [ x${answer} = x ]; then
	answer=${default}
    fi
    echo ${answer}
}

yesno() {
    local dflt question answer

    question=$1
    dflt=$2
    while :; do
	answer=$(ask "${question}" "${dflt}")
	case "${answer}" in
	[Yy]*)		return 0;;
	[Nn]*)		return 1;;
	esac
	echo "Please answer yes or no."
    done
}

stop_process() {
    STARTSTOP=${PKG_PREFIX}/etc/rc.d/munin-node

    if [ -x $STARTSTOP ]; then
	$STARTSTOP stop
    fi
}

delnewsyslog() {
    tmp="/etc/#munin-node$$"
    sed -e '/^\/var\/log\/munin\/munin-node.log[ 	]/d' /etc/newsyslog.conf >${tmp}
    cat ${tmp} > /etc/newsyslog.conf
    rm ${tmp}
}

newsyslog() {
    ENTRY=`grep /var/log/munin/munin-node.log /etc/newsyslog.conf`
    DEFAULT='/var/log/munin/munin-node.log			644  7	   *	@T00  Z	/var/run/munin/munin-node.pid'
    if [ -z "$ENTRY" ]; then
	exit 0
    elif [ "$ENTRY" = "$DEFAULT" ]; then
	delnewsyslog
    elif yesno "You have changed the default munin-node entry in \"/etc/newsyslog.conf\".
Do you want me to delete it?" y; then
	delnewsyslog
	echo "Done."
    fi
}


case $2 in
    DEINSTALL)
	if [ -z "${PACKAGE_BUILDING}" ]; then
		stop_process
		newsyslog
	fi
	;;
    POST-DEINSTALL)
	;;
esac