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#!/bin/sh
#
# xdm:       Starts the X Display Manager (gdm / kdm / xdm)
#
# Version:      @(#) /etc/rc.d/init.d/xdm 1.3
#
# chkconfig: 5 95 5
# description: Starts and stops the X Display Manager at startup and shutdown.
# can run one of several display managers; gdm, kdm, or xdm, in that order of
# preferential treatment.
#
# config: /etc/X11/xdm/xdm-config
# probe: true
# hide: true

# Source function library.
. /etc/rc.d/init.d/functions

# get preferred desktop:
if [ -f /etc/sysconfig/desktop ]; then
    if [ -n "`grep -i GNOME /etc/sysconfig/desktop`" ]; then
	preferred=gdm; title="GNOME Display Manager"
    elif [ -n "`grep -i KDE /etc/sysconfig/desktop`" ]; then
	preferred=kdm; title="KDE Display Manager"
    elif [ -n "`grep -i AnotherLevel /etc/sysconfig/desktop`" ]; then
	preferred=xdm; title="X Display Manager"
    fi
fi

# See how we were called.
case "$1" in
  start)
    if [ x`pidofproc xfs` = "x" ]; then
	failure "Starting xdm: no xfs running, not starting"
    else
	if [ "x$preferred" != "x" ]; then 
	    echo -n "Starting $title: "
	    daemon $preferred
	elif which gdm >/dev/null; then
	    echo -n "Starting GNOME Display Manager: "
	    daemon gdm
	elif which kdm >/dev/null; then
	    echo -n "Starting KDE Display Manager: "
	    daemon kdm
	else
	    echo -n "Starting X Display Manager: "
	    daemon xdm
	 fi
	touch /var/lock/subsys/xdm
    fi
    echo
    ;;
  stop)
	if [ "x$preferred" != "x" ]; then
	    echo -n "Shutting down $title: "
	    killproc $preferred
	elif which gdm >/dev/null; then
	    echo -n "Shutting down GNOME Display Manager: "
	    killproc gdm
	elif which kdm >/dev/null; then
	    echo -n "Shutting down KDE Display Manager: "
	    killproc kdm
	else
	    echo -n "Shutting down X Display Manager: "
	    killproc xdm
	fi
	rm -f /var/lock/subsys/xdm
	echo
	;;
  status)
	if [ "x$preferred" != "x" ]; then
	    status $preferred
	elif which gdm >/dev/null; then
	    status gdm
	elif which kdm >/dev/null; then
	    status kdm
	else
	    status xdm
	fi
	;;
  restart)
	echo -n "Restarting Display Manager: "
	if [ "x$preferred" != "x" ]; then
	    killproc $preferred -HUP
	elif which gdm >/dev/null; then
	    killproc gdm -HUP
	elif which kdm >/dev/null; then
	    killproc kdm -HUP
	else
	    killproc xdm -HUP
	fi
	echo
	;;
  probe)
	if [ ! -f /var/lock/subsys/xdm ] ; then
	  echo start; exit 0
	fi
	/sbin/pidof gdm >/dev/null 2>&1; DEAD="$?"
	if [ "$DEAD" = 1 ]; then 
	    /sbin/pidof kdm >/dev/null 2>&1
	    DEAD="$?"
	fi
	if [ "$DEAD" = 1 ]; then
	    /sbin/pidof xdm >/dev/null 2>&1
	    DEAD="$?"
	fi
	if [ $DEAD = 1 ] ; then
	  echo restart; exit 0
	fi
	;;
  *)
	echo "*** Usage: xdm {start|stop|status|restart}"
	exit 1
esac

exit 0