{ lib, stdenv, fetchurl, ocaml, writeText }: let pname = "camlidl"; webpage = "https://caml.inria.fr/pub/old_caml_site/camlidl/"; in stdenv.mkDerivation rec { name = "${pname}-${version}"; version = "1.05"; src = fetchurl { url = "http://caml.inria.fr/pub/old_caml_site/distrib/bazar-ocaml/${pname}-${version}.tar.gz"; sha256 = "0483cs66zsxsavcllpw1qqvyhxb39ddil3h72clcd69g7fyxazl5"; }; buildInputs = [ ocaml ]; preBuild = '' mv config/Makefile.unix config/Makefile substituteInPlace config/Makefile --replace BINDIR=/usr/local/bin BINDIR=$out substituteInPlace config/Makefile --replace OCAMLLIB=/usr/local/lib/ocaml OCAMLLIB=$out/lib/ocaml/${ocaml.version}/site-lib/camlidl substituteInPlace config/Makefile --replace CPP=/lib/cpp CPP=${stdenv.cc}/bin/cpp substituteInPlace config/Makefile --replace "OCAMLC=ocamlc -g" "OCAMLC=ocamlc -g -warn-error -31" mkdir -p $out/lib/ocaml/${ocaml.version}/site-lib/camlidl/caml ''; postInstall = '' cat >$out/lib/ocaml/${ocaml.version}/site-lib/camlidl/META <