defmodule Udev do
  require Logger

  @on_load :load_nif
  @app     Mix.Project.config[:app]
  @compile {:autoload, false}

  def load_nif do
    so_path = Path.join(:code.priv_dir(@app), "udev")
    case :erlang.load_nif(so_path, 0) do
      :ok -> :ok
      {:error, {_reason, msg}} ->
        Logger.warn("Unable to load udev NIF: #{to_string(msg)}")
    end
  end

  def start(_name) do
    raise "NIF start/1 not implemented"
  end

  def stop(_res) do
    raise "NIF stop/1 not implemented"
  end

  def poll(_res) do
    raise "NIF poll/1 not implemented"
  end

  def receive_device(_res) do
    raise "NIF receive_device/1 not implemented"
  end

  def get_parent_with_subsystem_devtype(_syspath, _subsystem, _devtype) do
    raise "NIF get_parent_with_subsystem_devtype/3 not implemented"
  end

  def new_from_syspath(_syspath) do
    raise "NIF new_from_syspath/1 is not implemented"
  end
end