#!/bin/bash

roll() {
    while true; do
        LED R
        LED Y
        LED G
        LED C
        LED B
        LED M
    done
}


if pgrep -f DO_A_BARREL_ROLL | grep -qvE "$$|${PPID}"; then
    kill "$(pgrep -f DO_A_BARREL_ROLL | grep -vE "$$|${PPID}" | tr '\n' ' ')" > /dev/null 2>&1
fi
roll > /dev/null 2>&1 &