#!/bin/sh


#	This function will build a list of automount commands to execute in
#	order #	to activate all the mount points. It is used to figure out
#	the difference of automount points in case of a reload
#
function getmounts()
{
#
#	Check for local maps to be loaded
#
if [ -f /etc/auto.master ]
then
    cat /etc/auto.master | sed -e '/^#/d' -e '/^$/d'| (
	while read dir map options
	do
	    if [ ! -z "$dir" -a ! -z "$map" \
			-a x`echo "$map" | cut -c1` != 'x-' ]
	    then
		map=`echo "/etc/$map" | sed -e 's:^/etc//:/:'`

		if [ "$map" = "/etc/auto.removable" ]; then
			comopt="-t 20"
		elif [ "$map" = "/etc/auto.semiperm" ]; then
			comopt="-t 600"
		elif [ "$map" = "/etc/auto.net" ]; then
			comopt="-t 60"
		else
			comopt=""
		fi

		options=`echo "$options" | sed -e 's/\(^\|[ \t]\)-/\1/g'`
		if [ -x $map ]; then
		    echo "automount $comopt $dir program $map $options $localoptions"
		else
		    echo "automount $comopt $dir file $map $options $localoptions"
		fi
	    fi
	done
    )
fi
}

#
#	Status lister.
#
function status()
{
	echo "Configured Mount Points:"
	echo "------------------------"
	getmounts
	echo ""
	echo "Active Mount Points:"
	echo "--------------------"
	ps ax|grep "[0-9]:[0-9][0-9] automount " | (
		while read pid tt stat time command; do echo $command; done
	)
}


#
#	Slackware start/stop function.
#
function slackware()
{

#
#	See how we were called.
#
case "$1" in
  start)
	# Check if the automounter is already running?
	if [ ! -f /var/lock/automount ]; then
	    echo 'Starting automounter: '
#	    insmod /lib/modules/`uname -r`/fs/autofs.o
	    getmounts | sh
	    touch /var/lock/automount
	fi
	;;
  stop)
#	killall -TERM automount
	TMP2=/tmp/rc.auto.$$
	ps ax|grep "[0-9]:[0-9][0-9] automount " | (
	    while read pid tt stat time command; do
		echo "$command" >>$TMP2
		if  grep -q "^$command" $TMP2; then
			kill -TERM $pid
			echo "Stop $command"
		fi
	    done
	)
	rm $TMP2
	rm -f /var/lock/automount
#	rmmod autofs
	;;
  reload|restart)
	if [ ! -f /var/lock/automount ]; then
		echo "Automounter not running"
		exit 1
	fi
	echo "Checking for changes to /etc/auto.master ...."
	TMP1=/tmp/rc.auto1.$$
	TMP2=/tmp/rc.auto2.$$
	getmounts >$TMP1
	ps ax|grep "[0-9]:[0-9][0-9] automount " | (
	    while read pid tt stat time command; do
		echo "$command" >>$TMP2
		if grep -q "^$command" $TMP2; then
			kill -USR2 $pid
			echo "Stop $command"
		fi
	    done
	)
	cat $TMP1 | ( while read x; do
		if grep -q "^$x" $TMP2; then
			$x
			echo "Start $x"
		fi
        done )
	rm $TMP1 $TMP2
	;;
  status)
	status
	;;
  *)
	echo "Usage: /etc/init.d/autofs {start|stop|restart|reload|status}"
	exit 1
esac
}
#echo -n 'Starting automounter: '
#insmod /lib/modules/`uname -r`/fs/autofs.o 2>/dev/null

#ypcat -k auto.master | (
#	while read dir map options; do
#		if [ ! -z "$dir" -a ! -z "$map" \
#			   -a x`echo "$map" | cut -c1` != 'x-' ]; then
#			map=`echo "$map" | sed -e 's/^auto_/auto./'`
#			echo -n "$map "
#			options=`echo "$options" | sed -e 's/\(^\|[ \t]\)-/\1/g'`
#			automount "$dir" yp "$map" $options $localoptions
#		fi
#	done
#)

slackware "$@"