#!/usr/bin/env bash
# Stopping background processes during cleanup

pids=()

cleanup() {
    local pid

    for pid in "${pids[@]}"; do
        kill "$pid" 2>/dev/null || true
    done

    for pid in "${pids[@]}"; do
        wait "$pid" 2>/dev/null || true
    done
}

trap cleanup EXIT
trap 'exit 130' INT
trap 'exit 143' TERM

sleep 30 &
pids+=("$!")

sleep 30 &
pids+=("$!")

printf 'Background jobs started; press Ctrl-C to stop them.\n'
wait