pkgs/development/ocaml-modules/topkg/default.nix


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{ stdenv, fetchurl, ocaml, findlib, ocamlbuild, result, opam }:

if !stdenv.lib.versionAtLeast ocaml.version "4.01"
then throw "topkg is not available for OCaml ${ocaml.version}"
else

let
  run = "ocaml -I ${findlib}/lib/ocaml/${ocaml.version}/site-lib/ pkg/pkg.ml";
in

stdenv.mkDerivation rec {
  name = "ocaml${ocaml.version}-topkg-${version}";
  version = "0.9.1";

  src = fetchurl {
    url = "http://erratique.ch/software/topkg/releases/topkg-${version}.tbz";
    sha256 = "1slrzbmyp81xhgsfwwqs2d6gxzvqx0gcp34rq00h5iblhcq7myx6";
  };

  buildInputs = [ ocaml findlib ocamlbuild ];
  propagatedBuildInputs = [ result ];

  unpackCmd = "tar xjf ${src}";
  buildPhase = "${run} build";
  createFindlibDestdir = true;
  installPhase = "${opam}/bin/opam-installer -i --prefix=$out --libdir=$OCAMLFIND_DESTDIR";

  passthru = { inherit run; };

  meta = {
    homepage = http://erratique.ch/software/topkg;
    license = stdenv.lib.licenses.isc;
    maintainers = [ stdenv.lib.maintainers.vbgl ];
    description = "A packager for distributing OCaml software";
    inherit (ocaml.meta) platforms;
  };
}