Disable resume when certain devices (e.g., USB) become active

10-fix-proc-acpi-wakeup.sh

#!/bin/bash

# (/usr)/lib/systemd/system-sleep/10-fix-proc-acpi-wakeup.sh
# Disable resume when certain devices (e.g., USB) become active.
# Based on: https://gist.github.com/kepi/9dea7aee8a59f3e7c10a

[[ "$1" = "pre" ]] || exit 0

function print_state {
    cat /proc/acpi/wakeup | grep $1 | cut -f3 | cut -d' ' -f1 | tr -d '*'
}

function disable_wakeup {
    dev=$1
    if [ "`print_state $dev`" == "enabled" ]; then
        echo $dev > /proc/acpi/wakeup
    fi
}

function enable_wakeup {
    dev=$1
    if [ "`print_state $dev`" == "disabled" ]; then
        echo $dev > /proc/acpi/wakeup
    fi
}

case $2 in
    suspend)
            echo "Fixing acpi settings."
            # Disable wakeup by events from USB hubs
            # (e.g. mouse move on some mices)
            disable_wakeup XHC
            ;;
esac