#! /usr/local/bin/bash
#
# seti  rc type file to manage the seti background process
#
#  Written by Ken Schumacher <kschu@fnal.gov> 16 Aug 1999
#
#  I expect $HOME points to my home directory
WORKDIR="${HOME}/seti/current"
SETIPROG="./setiathome"

cd ${WORKDIR}
test -f ${SETIPROG} || exit 2

#
#	See how we were called.
#
case "$1" in
  start)
	# Check if there is a lock file in place
	if [ ! -f lock.txt ]; then
	    echo 'Starting SETI@Home background process: '
	    nohup ${SETIPROG} -nice 20 -email >/dev/null &
	else
	    echo "Can't start SETI@Home.  Lock file exists."
	    echo 'Use "$0 unlock" to remove the lock file.'
	    exit 1
	fi
	;;
  stop|unlock)
	if [ -x /sbin/pidof ]; then
	  kill -TERM $(/sbin/pidof setiathome)
	  rm -f lock.txt
	elif [ -x /sbin/killall ]; then
	  killall -TERM setiathome
	  rm -f lock.txt
	else
	  echo "I don't know how to kill the client on this O/S"
          echo 'Lock file not removed.'
	fi
	;;
  hold)
	if [ ! -f stop_after_send.txt ]; then
	  touch stop_after_send.txt
	  echo "The SETI@Home process will stop after sending this workunit."
	else
	  echo "The 'stop_after_send.txt' file already exists"
	fi
	;;
  release)
	if [ -f stop_after_send.txt ]; then
	  rm stop_after_send.txt
	else
	  echo "The 'stop_after_send.txt' file is not there to delete"
	fi
	if [ -f lock.txt ]; then
	  rm lock.txt
	else
	  echo "The 'lock.txt' file is not there to delete"
	fi
	;;
  status|stat)
	if [ ! -f lock.txt ]; then
	  "No lock file present."
	fi
	vp seti | grep -v 'seti status'
	if [ -f stop_after_send.txt ]; then
	  echo "There is a 'stop_after_send.txt' file in place."
	fi
	grep prog state.txt
	;;
  *)
	echo "Usage: seti {start|stop|status|hold|release}"
	exit 1
esac

exit 0