function check_if_installed() {
    if [[ -f "$HOME/.cargo/bin/probe-rs" ]]; then
        echo "already installed."
    else
        echo "installing probe-rs, cargo-embed and cargo-flash.."
        curl -LsSf https://github.com/probe-rs/probe-rs/releases/latest/download/probe-rs-tools-installer.sh | sh
    fi
}

function install_udev_rules() {
    if [[ $EUID -eq 0 ]]; then
        sudo probe-rs complete install-udev-rules
    else
        echo "could not install udev-rules, needs to be root."
    fi
}

check_if_installed
install_udev_rules