post_install() {
    echo "See https://wiki.archlinux.org/index.php/Nessus and the nessus man pages for documentation."
    ldconfig
}

pre_remove() {
    if [ -f /opt/nessus/var/nessus/nessusd.pid ]; then
        echo "Shutting down the Nessus server."
        kill $(cat /opt/nessus/var/nessus/nessusd.pid) >/dev/null 2>&1
    fi
}