#!/bin/bash
# /etc/init.d/xserver: start or stop the X server

set -e

PATH=/bin:/usr/bin:/sbin:/usr/sbin
DAEMON=/usr/bin/X11/X
DAEMONARGS=":0 -dpi 100 -indirect localhost"
PIDFILE=/var/run/xserver.pid

test -x $DAEMON || exit 0

stillrunning () {
  if [ "$DAEMON" = "$(cat /proc/$DAEMONPID/cmdline 2> /dev/null | sed -e 's/\/X:.*$/\/X/')" ]; then
    true
  else
    # if the daemon does not remove its own pidfile, we will
    rm -f $PIDFILE
    false
  fi;
}

case "$1" in
  start)
    # echo -n "Ugly modprobe stuff to get mouse working :-)   "
    # modprobe hid
    # modprobe input
    # modprobe mousedev
    # echo "done."
    echo -n "Starting X server: $DAEMON"
    start-stop-daemon --start --quiet --background --pidfile $PIDFILE --exec $DAEMON -- $DAEMONARGS || echo -n " already running"
    echo `pidof $DAEMON` > $PIDFILE
    echo "."
  ;;

  restart)
    /etc/init.d/xserver stop
    if [ -f $PIDFILE ]; then
      if stillrunning; then
        exit 1
      fi
    fi
    /etc/init.d/xserver start
  ;;

  reload)
    echo "xserver does not support reload"
  ;;

  force-reload)
    /etc/init.d/xserver reload
  ;;

  stop)
    echo -n "Stopping X server: X"
    if [ ! -f $PIDFILE ]; then
      echo " not running ($PIDFILE not found)."
      exit 0
    else
      DAEMONPID=$(cat $PIDFILE | tr -d '[:blank:]')
      KILLCOUNT=1
      if [ ! -e $UPGRADEFILE ]; then
        start-stop-daemon --stop --quiet --pidfile $PIDFILE --exec $DAEMON || echo -n " not running"
      fi
      while [ $KILLCOUNT -le 5 ]; do
        if stillrunning; then
          kill $DAEMONPID
        else
          break
        fi
        sleep 1
        KILLCOUNT=$(expr $KILLCOUNT + 1)
      done
      if stillrunning; then
        echo -n " not responding to TERM signal (pid $DAEMONPID)"
      else
        rm -f $UPGRADEFILE
      fi
    fi
    echo "."
  ;;

  *)
    echo "Usage: /etc/init.d/xserver {start|stop|restart}"
    exit 1
    ;;
esac

exit 0