nixpkgs/pkgs/development/tools/ocaml/js_of_ocaml/camlp4.nix

{ stdenv, ocaml, findlib, dune, js_of_ocaml-compiler
, camlp4, ocsigen_deriving
}:

stdenv.mkDerivation rec {
	name = "js_of_ocaml-camlp4-${version}"; 

	inherit (js_of_ocaml-compiler) version src installPhase meta;

	buildInputs = [ ocaml findlib dune camlp4 ocsigen_deriving ];

	buildPhase = "dune build -p js_of_ocaml-camlp4";
}