#! /bin/sh
### BEGIN INIT INFO
# Provides:          killprocs
# Required-Start:    $local_fs
# Required-Stop:
# Default-Start:     1
# Default-Stop:
# Short-Description: executed by init(8) upon entering runlevel 1 (single).
### END INIT INFO

setvar PATH = "/sbin:/usr/sbin:/bin:/usr/bin"

source /lib/lsb/init-functions

proc do_start {
	# Kill all processes.
	log_action_begin_msg "Asking all remaining processes to terminate"
	killall5 -15 # SIGTERM
	log_action_end_msg 0
	setvar alldead = """"
	for seq in [1 2 3 4 5 6 7 8 9 10] {
		# use SIGCONT/signal 18 to check if there are
		# processes left.  No need to check the exit code
		# value, because either killall5 work and it make
		# sense to wait for processes to die, or it fail and
		# there is nothing to wait for.
		
		if killall5 -18  {
		    :
		} else {
		    setvar alldead = '1'
		    break
		}

		sleep 1
	}
	if test -z $alldead  {
	    log_action_begin_msg "Killing all remaining processes"
	    killall5 -9 # SIGKILL
	    log_action_end_msg 1
	} else {
	    log_action_begin_msg "All processes ended within $seq seconds."
	    log_action_end_msg 0
	}
}

match $1 {
  with start
	do_start
	
  with restart|reload|force-reload
	echo "Error: argument '$1' not supported" >&2
	exit 3
	
  with stop|status
	# No-op
	
  with *
	echo "Usage: $0 start|stop" >&2
	exit 3
	
}