~mythbuntu-dev/lirc/ubuntu

#! /bin/sh

### BEGIN INIT INFO

# Provides:          lirc

# Required-Start:    $remote_fs $syslog

# Required-Stop:     $remote_fs $syslog

# Default-Start:     2 3 4 5

# Default-Stop:      0 1 6

# Short-Description: Starts LIRC daemon.

# Description:       LIRC is used to control different

#                    infrared receivers and transceivers.

### END INIT INFO

load_modules ()

{

	MODULES_MISSING=false

	log_daemon_msg "Loading LIRC modules"

	for mod in $*; do

		if [ $mod = "udev" ]; then

			log_end_msg 0

			log_success_msg "Restarted via udev, don't reload modules"

			break

		else

			modprobe $mod 2> /dev/null || MODULES_MISSING=true

		fi

	done

	log_end_msg $?

	if $MODULES_MISSING; then

		log_failure_msg "Unable to load LIRC kernel modules. Verify your"

		log_failure_msg "selected kernel modules in /etc/lirc/hardware.conf"

		START_LIRCMD=false

		START_LIRCD=false

	fi

}

build_remote_args ()

{

	REMOTE_ARGS="$*"

	#For remote only detection support, we need

	#both REMOTE_DEVICE and TRANSMITTER_DEVICE undefined

	if [ -z "$REMOTE_DEVICE" ] && [ -z "$TRANSMITTER_DEVICE" ] && [ -c $dev ]; then

		REMOTE_DEVICE="$dev"

	fi

	#If we have a REMOTE_DEVICE or REMOTE_DRIVER defined (either because no devices

	#were defined, OR if we explicitly did), then populate REMOTE_ARGS

	if [ ! -z "$REMOTE_DEVICE" ] || [ ! -z "$REMOTE_DRIVER" ]; then

		if [ -n "$REMOTE_DEVICE" ] && [ "$REMOTE_DEVICE" != "none" ]; then

			REMOTE_ARGS="--device=$REMOTE_DEVICE $REMOTE_ARGS"

		fi

		if [ -n "$REMOTE_DRIVER" ] && [ "$REMOTE_DRIVER" != "none" ]; then

			REMOTE_ARGS="--driver=$REMOTE_DRIVER $REMOTE_ARGS"

		fi

		#Now, if we ALSO have a transmitter defined, add some args

		#To make the first lircd listen up

		if [ ! -z "$TRANSMITTER_DEVICE" ] || [ ! -z "$TRANSMITTER_DRIVER" ]; then

			REMOTE_ARGS="$REMOTE_ARGS --listen"

		fi

		REMOTE_ARGS="--output=$REMOTE_SOCKET $REMOTE_ARGS"

	fi

	echo $REMOTE_ARGS

}

build_transmitter_args ()

{

	TRANSMITTER_ARGS="$*"

	#Transmitters must be explicitly be defined

	if [ ! -z "$TRANSMITTER_DEVICE" ] || [ ! -z "$TRANSMITTER_DRIVER" ]; then

		if [ -n "$TRANSMITTER_DEVICE" ] && [ "$TRANSMITTER_DEVICE" != "none" ]; then

			TRANSMITTER_ARGS="--device=$TRANSMITTER_DEVICE $TRANSMITTER_ARGS"

		fi

		if [ -n "$TRANSMITTER_DRIVER" ] && [ "$TRANSMITTER_DRIVER" != "none" ]; then

			TRANSMITTER_ARGS="--driver=$TRANSMITTER_DRIVER $TRANSMITTER_ARGS"

		fi

		#Now, if we ALSO have a remote defined, add some args

		#To make the second lircd connect

		if [ ! -z "$REMOTE_DEVICE" ] || [ ! -z "$REMOTE_DRIVER" ]; then

			TRANSMITTER_ARGS="$TRANSMITTER_ARGS --connect=localhost:8765 --pidfile=/var/run/lirc/lircd1.pid"

		fi

		TRANSMITTER_ARGS="--output=$TRANSMITTER_SOCKET $TRANSMITTER_ARGS"

	fi

	echo $TRANSMITTER_ARGS

}

in_kernel_support() {

	if [ -d /sys/class/rc ]; then

		for file in `find /sys/class/rc/*/ -name protocols`; do

			if [ "$1" = "disable" ]; then

				echo "lirc" > $file

			else

				echo "none" > $file

				for protocol in `cat $file`; do

					echo "+${protocol}" > $file

				done

			fi

		done

	fi

}

. /lib/lsb/init-functions

test -f /usr/sbin/lircd || exit 0

test -f /usr/sbin/lircmd || exit 0

START_LIRCMD=true

START_LIRCD=true

START_IREXEC=true

if [ -f /etc/lirc/hardware.conf ];then

	. /etc/lirc/hardware.conf

fi

if [ ! -f /etc/lirc/lircd.conf ] || grep -q "^#UNCONFIGURED" /etc/lirc/lircd.conf; then

	if [ "$1" = "start" ]; then

		log_success_msg "No valid /etc/lirc/lircd.conf has been found."

		log_success_msg "Remote control support has been disabled."

		log_success_msg "Reconfigure LIRC or manually replace /etc/lirc/lircd.conf to enable."

	fi

	START_LIRCD=false

	START_LIRCMD=false

	START_IREXEC=false

fi

if [ ! -f /etc/lirc/lircmd.conf ] || grep -q "^#UNCONFIGURED" /etc/lirc/lircmd.conf; then

	START_LIRCMD=false

fi

if [ ! -f /etc/lirc/lircrc ] || grep -q "^#UNCONFIGURED" /etc/lirc/lircrc; then

	START_IREXEC=false

fi

#We need default socket locations

OLD_SOCKET="/dev/lircd"

if [ -z "$REMOTE_SOCKET" ]; then

	REMOTE_SOCKET="/var/run/lirc/lircd"

fi

if [ -z "$TRANSMITTER_SOCKET" ]; then

	TRANSMITTER_SOCKET="/var/run/lirc/lircd"

	#Now, if we ALSO have a remote defined,

	#change the default transmitter socket

	if [ ! -z "$REMOTE_DEVICE" ] || [ ! -z "$REMOTE_DRIVER" ]; then

		TRANSMITTER_SOCKET="${TRANSMITTER_SOCKET}1"

	fi

fi

case "$1" in

	start)

		if [ "$LOAD_MODULES" = "true" ] && [ "$START_LIRCD" = "true" ]; then

			load_modules $2 $REMOTE_MODULES $TRANSMITTER_MODULES $MODULES

			in_kernel_support "disable"

		fi

		if [ "$START_LIRCD" = "true" ]; then

			[ -d "/var/run/lirc" ] || mkdir -p "/var/run/lirc"

			log_daemon_msg "Starting remote control daemon(s) : LIRC "

			REMOTE_LIRCD_ARGS=`build_remote_args $REMOTE_LIRCD_ARGS`

			TRANSMITTER_LIRCD_ARGS=`build_transmitter_args $TRANSMITTER_LIRCD_ARGS`

			#if we have a remote defined, it is primary process

			if [ ! -z "$REMOTE_LIRCD_ARGS" ]; then

				start-stop-daemon --start --quiet --oknodo --exec /usr/sbin/lircd -- $REMOTE_LIRCD_ARGS < /dev/null

				log_end_msg $?

				if [ -S "$REMOTE_SOCKET" -a "$OLD_SOCKET" != "$REMOTE_SOCKET" ]; then

					rm -f $OLD_SOCKET && ln -s $REMOTE_SOCKET $OLD_SOCKET

				fi 

				#now if we additionally have a transmitter defined, it is secondary process

				if [ ! -z "$TRANSMITTER_LIRCD_ARGS" ]; then

					/usr/sbin/lircd $TRANSMITTER_LIRCD_ARGS < /dev/null

					if [ -S "$TRANSMITTER_SOCKET" ]; then

						rm -f ${OLD_SOCKET}1 && ln -s $TRANSMITTER_SOCKET ${OLD_SOCKET}1

					fi 

				fi

			elif [ ! -z "$TRANSMITTER_LIRCD_ARGS" ]; then

				start-stop-daemon --start --quiet --oknodo --exec /usr/sbin/lircd -- $TRANSMITTER_LIRCD_ARGS < /dev/null

				log_end_msg $?

				if [ -S "$TRANSMITTER_SOCKET" -a "$OLD_SOCKET" != "$TRANSMITTER_SOCKET" ]; then

					rm -f $OLD_SOCKET && ln -s $TRANSMITTER_SOCKET $OLD_SOCKET

				fi 

			else

				log_end_msg 1

			fi

		fi

		if [ "$START_LIRCMD" = "true" ]; then

			[ -d "/var/run/lirc" ] || mkdir -p "/var/run/lirc"

			log_daemon_msg "Starting remote control mouse daemon : LIRCMD "

			start-stop-daemon --start --quiet --oknodo --exec /usr/sbin/lircmd < /dev/null

			log_end_msg $?

		fi

		if [ "$START_IREXEC" = "true" ]; then

			[ -d "/var/run/lirc" ] || mkdir -p "/var/run/lirc"

			log_daemon_msg "Starting execution daemon: irexec"

			start-stop-daemon --start --quiet --oknodo --exec /usr/bin/irexec -- -d /etc/lirc/lircrc < /dev/null

			log_end_msg $?

		fi

		;;

	stop)

		in_kernel_support "enable"

		if [ "$START_IREXEC" = "true" ]; then

			log_daemon_msg "Stopping execution daemon: irexec"

			start-stop-daemon --stop --quiet --exec /usr/bin/irexec

			log_end_msg $?

		fi

		if [ "$START_LIRCMD" = "true" ]; then

			log_daemon_msg "Stopping remote control mouse daemon: LIRCMD"

			start-stop-daemon --stop --quiet --exec /usr/sbin/lircmd

			log_end_msg $?

		fi

		if [ "$START_LIRCD" = "true" ]; then

			log_daemon_msg "Stopping remote control daemon(s): LIRC"

			start-stop-daemon --stop --quiet --exec /usr/sbin/lircd

			log_end_msg $?

			[ -h "$OLD_SOCKET" ] && rm -f $OLD_SOCKET

			[ -h "${OLD_SOCKET}1" ] && rm -f ${OLD_SOCKET}1

		fi

		;;

	reload|force-reload)

		if [ "$START_IREXEC" = "true" ]; then

			start-stop-daemon --stop --quiet --signal 1 --exec /usr/bin/irexec

		fi

		if [ "$START_LIRCD" = "true" ]; then

			start-stop-daemon --stop --quiet --signal 1 --exec /usr/sbin/lircd

		fi

		if [ "$START_LIRCMD" = "true" ]; then

			start-stop-daemon --stop --quiet --signal 1 --exec /usr/sbin/lircmd

		fi

		;;

	restart)

		$0 stop

		#passes parameter $2 which is possibly our udev paramater

		$0 start $2

		;;

	*)

		echo "Usage: /etc/init.d/lircd {start|stop|reload|restart|force-reload}"

	exit 1

esac

exit 0