# The pkgs argument is normal for any package, and we add skew to pass in the skew.
{ pkgs, skew, ... }:
with pkgs;
stdenvNoCC.mkDerivation {
  name = "recipe";
  src = lib.fileset.toSource {
    root = ./.;
    # We only need these files, no sense including anything else
    fileset = lib.fileset.unions [ ./Makefile ./recipe.el ./recipe.org ];
  };
  buildInputs = [gnumake emacs-nox texliveMedium];
  phases = [ "unpackPhase" "buildPhase" "installPhase" ];
  # Generate ze files
  buildPhase = ''
    set -euo pipefail
    make recipe-${skew}.pdf
  '';
  # Copy ze files into the out dir
  installPhase = ''
    set -euo pipefail
    mkdir -p $out
    cp recipe-${skew}.tex $out/
    cp recipe-${skew}.pdf $out/
  '';
}