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#! /bin/sh
# -*- coding: utf-8 -*-
# Modified Debian init.d script for D-Bus on Pengutronix OSELAS Embedded Linux
# Copyright © 2003 Colin Walters <walters@debian.org>
# Copyright © 2005 Sjoerd Simons <sjoerd@debian.org>
# Adapted to OSELAS/PTXdist 2006 Roland Hostettler <r.hostettler@gmx.ch>

set -e

DAEMON=/usr/bin/dbus-daemon
NAME=dbus
DAEMONUSER=messagebus
PIDDIR=/var/run/dbus
PIDFILE=$PIDDIR/pid
DESC="system message bus"
EVENTDIR=/etc/dbus-1/event.d

test -x $DAEMON || exit 0

PARAMS=""

start_it_up()
{
	if [ ! -d $PIDDIR ]; then
		mkdir -p $PIDDIR
		chown $DAEMONUSER $PIDDIR
		chgrp $DAEMONUSER $PIDDIR
	fi
	if [ -e $PIDFILE ]; then
		PIDDIR=/proc/`cat $PIDFILE`
		if [ -d ${PIDDIR} -a  "`readlink -f ${PIDDIR}/exe`" = "${DAEMON}" ]; then
			echo "$DESC already started; not starting."
		else
			echo "Removing stale PID file $PIDFILE."
			rm -f $PIDFILE
		fi
	fi
	echo -n "Starting $DESC:" "$NAME"
	$DAEMON --system $PARAMS
	echo "."
	if [ -d $EVENTDIR ]; then
		run-parts --arg=start $EVENTDIR || true
	fi
}

shut_it_down()
{
	echo -n "Stopping $DESC:" "$NAME"
	kill `cat $PIDFILE`
	echo "."
	rm -f $PIDFILE
}

reload_it()
{
	echo -n "Reloading $DESC config"
	dbus-send --print-reply --system --type=method_call \
		--dest=org.freedesktop.DBus \
		/ org.freedesktop.DBus.ReloadConfig > /dev/null
	# hopefully this is enough time for dbus to reload it's config file.
	echo "."
}

case "$1" in
start)
	start_it_up
	;;
stop)
	shut_it_down
	;;
	reload|force-reload)
	reload_it
	;;
restart)
	shut_it_down
	start_it_up
	;;
*)
	echo "Usage: /etc/init.d/$NAME {start|stop|reload|restart|force-reload}" >&2
	exit 1
	;;
esac

exit 0