ion-sound/sh-interrupt/test04.ion

#!./testshell 

echo 'Test 4: Three shells all loop. You should be able to terminate this'
echo '        script with just one SIGINT or SIGQUIT'

source lib.ion

../target/debug/ion -c '
    source lib.ion
    ../target/debug/ion -c "
        source lib.ion
	    endless
    "
    endless
'
endless