#!/bin/sh

# Largely adapted from xdm's init script:
# Copyright 1998-2002, 2004, 2005 Branden Robinson <branden@debian.org>.
# Copyright 2006 Eugene Konev <ejka@imfi.kspu.ru>

### BEGIN INIT INFO
# Provides:          slim
# Required-Start:    $local_fs $remote_fs
# Required-Stop:     $local_fs $remote_fs
# Should-Start:      xfs $named slapd
# Should-Stop:       xfs $named slapd
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start/stop the SLiM daemon.
### END INIT INFO

test -z "$HEED_DEFAULT_DISPLAY_MANAGER" && HEED_DEFAULT_DISPLAY_MANAGER=true
DEFAULT_DISPLAY_MANAGER_FILE=/etc/X11/default-display-manager

DAEMON=/usr/bin/slim
PIDFILE=/var/run/slim.lock

# Allow /etc/slim-custom.conf or /etc/slim-cdd.conf to override the slim.conf
if [ -f /etc/slim-custom.conf ]; then
	CONFIG_FILE="/etc/slim-custom.conf"	
elif [ -f /etc/slim-cdd.conf ]; then
	CONFIG_FILE="/etc/slim-cdd.conf"
else
	CONFIG_FILE="/etc/slim.conf"
fi

SSD_START_ARGS="--pidfile $PIDFILE --name $(basename $DAEMON) --startas $DAEMON -- -d -f $CONFIG_FILE"
SSD_STOP_ARGS="--pidfile $PIDFILE --name $(basename $DAEMON) --retry TERM/5/TERM/5"

if [ -r /etc/default/locale ]; then
  . /etc/default/locale
  export LANG LANGUAGE
elif [ -r /etc/environment ]; then
  . /etc/environment
  export LANG LANGUAGE
fi

case $1 in
  start)
    /usr/bin/update_slim_wmlist
    inotifywait -q -m -r -e create -e delete -e modify /etc/X11/sessions /etc/dm/Sessions /usr/share/xsessions | while read line; do /usr/bin/update_slim_wmlist; done &    	
    if [ "$HEED_DEFAULT_DISPLAY_MANAGER" = "true" ] &&
       [ -e $DEFAULT_DISPLAY_MANAGER_FILE ] &&
       [ "$(cat $DEFAULT_DISPLAY_MANAGER_FILE)" != "$DAEMON" ]; then
      echo "Not starting X display manager (slim); it is not the default display manager."
    else
      echo -n "Starting X display manager: slim"
      start-stop-daemon --start --quiet $SSD_START_ARGS || echo -n " already running"
      echo "."
    fi
  ;;

  stop)
    ps -eo pid,user,args --sort pid | grep "inotifywait -q -m -r -e create -e delete -e modify /etc/X11/sessions /etc/dm/Sessions /usr/share/xsessions" | grep -v "grep" | cut -d ' ' -f1 | while read line; do kill $line; done
    echo -n "Stopping X display manager: slim"
    if ! [ -f $PIDFILE ]; then
      echo -n " not running ($PIDFILE not found)"
    else
      start-stop-daemon --stop --quiet $SSD_STOP_ARGS      
      SSD_RES=$?
      if [ $SSD_RES -eq 1 ]; then
        echo -n " not running"
      fi
      if [ $SSD_RES -eq 2 ]; then
        echo -n " not responding to TERM signals"
      else
    if [ -f $PIDFILE ]; then
      echo -n " (removing stale $PIDFILE)"
      rm $PIDFILE
    fi
      fi
    fi
    echo "."
  ;;

  restart)
    $0 stop
    sleep 2
    $0 start
  ;;

  force-reload)
    /etc/init.d/slim restart
  ;;

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

# End of file

