SimpleInfiniteRestart.sh

#!/bin/bash
COUNT_DOWN=5

function initialize {
    source <LOCATION>
    <ANY_COMMANDS>
}

function titleHandler {
	local title="<SCRIPT_NAME>@$USER"
	echo -ne "\033]0;$title\007"
}

while : ; do
    titleHandler
	initialize

	for (( i=$COUNT_DOWN; i >= 0; i-- ))
	do
		echo "Restart after $i seconds , or press Ctrl+c"
		sleep 1
	done
done