#!/bin/sh
#
# run vdr

rm -f /tmp/vdr_stop /tmp/vdr_quick_restart

case "$1" in
	-k)
		touch /tmp/vdr_stop
		killproc "/usr/bin/vdr" 10
		exit $?
		;;
	-r)
		killproc "/usr/bin/vdr" 10
		exit $?
		;;
	-q)
		touch /tmp/vdr_quick_restart
		killproc "/usr/bin/vdr" 0
		exit $?
		;;
	-n)
		norestart=1
		;;
	-*)
		echo "Usage $0 {-k | -r | -q}"
		echo "      -k   kill vdr"
		echo "      -r   restart vdr"
		echo "      -q   quick restart vdr"
		echo "      -n   no restart if an error occur"
		exit 1
		;;
esac

echo $$ > /var/run/runvdr.pid

while (true) do
	. /etc/rc.config

	export LANG
	export LC_ALL=$LANG
	export VDR_CHARSET_OVERRIDE
	
	/etc/vdr/run.d/rc.action start

	if [ -e /etc/vdr/setup.conf.add ]; then
		cat /etc/vdr/setup.conf.add >> /etc/vdr/setup.conf
		rm /etc/vdr/setup.conf.add
	fi
	if [ -n "$VDR_CHANNELLIST" ]; then
		ln -fs /etc/vdr/channels/$VDR_CHANNELLIST.conf /etc/vdr/channels.conf
	fi
	
	if ps | grep -v "grep" | grep -q "lircd" && (! test -e /usr/bin/vdr-sxfe || ! grep -sqi "^lirc\." /etc/vdr/remote.conf); then
		VDR_ARGS="$VDR_ARGS --lirc"
	elif ls /etc/vdr/remote.rc* >/dev/null 2>&1 && [ -e /usr/bin/av7110_loadkeys ]; then
		VDR_ARGS="$VDR_ARGS --rcu"
	fi
	
	# suche Plugins und Parameter zusammen
	plugins=""
	for plugin in $VDR_PLUGIN_ORDER `ls /usr/lib/vdr/libvdr* 2>/dev/null | sed 's/.*libvdr-\([^.]*\).*/\1/'`; do
		if [ -z "`echo "$plugins" | grep -e "-P[^a-z]$plugin " 2>/dev/null`" -a -n "`ls /usr/lib/vdr/libvdr-$plugin* 2>/dev/null`" ]; then
			eval options=\$VDR_PLUGIN_ARGS_$plugin
			plugins="$plugins -P\"$plugin $options\""
		fi
	done

	starttime=`date +%s`
	
	# starte vdr
	eval /usr/bin/vdr -s /etc/vdr/shutdown.d/rc.action -r /etc/vdr/recording.d/rc.action -w 60 -L /usr/lib/vdr -c /etc/vdr -v /data/tv/tv0 -g /tmp -u root $VDR_ARGS $plugins >>${VDR_STDOUT-/dev/stderr}
	
	test -e /tmp/vdr_stop && break

	if [ -e /tmp/vdr_quick_restart ]; then
		rm -f /tmp/vdr_quick_restart

		/etc/vdr/run.d/rc.action quick_restart
	else
		echo -n "VDR exits at "; date

		killproc "/usr/bin/vdr" 0

		test -e /tmp/vdr_stop -o "$norestart" = "1" && break

		# schnelle wiederholte Neustarts verzögern
		if [ $starttime -gt $(( `date +%s` - 15 )) ]; then
			sleep 10 # waiting for vdr
		fi

		/etc/vdr/run.d/rc.action restart
	fi
done

rm -f /var/run/runvdr.pid /tmp/vdr_stop /tmp/vdr_quick_restart

/etc/vdr/run.d/rc.action stop