# trivial builder for Emacs packages

{ callPackage, lib, ... }@envargs:

args:

callPackage ./generic.nix envargs (
  {
    buildPhase = ''
      runHook preBuild

      emacs -L . --batch -f batch-byte-compile *.el

      runHook postBuild
    '';

    installPhase = ''
      runHook preInstall

      LISPDIR=$out/share/emacs/site-lisp
      install -d $LISPDIR
      install *.el *.elc $LISPDIR
      emacs --batch -l package --eval "(package-generate-autoloads \"${args.pname}\" \"$LISPDIR\")"

      runHook postInstall
    '';
  }

  // args
)