post_install() {
    if ! [[ $(pacman -Qq "${optdepends[@]}") ]] &> /dev/null; then
        printf "\n\n\033[31mWARNING!\033[0m Install one (or more) of the following backends:\n          "

        for dep in "${optdepends[@]}"; do
            printf "%s " "$dep"
        done

        printf "\n\n\n"
    fi
}
