Multiseat setup - fake-greeter

#!/bin/bash

pid_set=0

kill_sleep()
{
    if [ $pid_set -ne 0 ];
    then
        kill -15 $pid
    fi
    exit 0
}

trap 'kill_sleep' TERM

while true;

do

sleep 1000 &

pid=$!
pid_set=1

wait $pid

done