ocamlPackages.ocplib-simplex: add 0.4

{

  lib,

  fetchFromGitHub,

  stdenv,

  autoreconfHook,

  ocaml,

  findlib,

}:

stdenv.mkDerivation (finalAttrs: {

  pname = "ocplib-simplex";

  version = "0.4.1";

  src = fetchFromGitHub {

    owner = "OCamlPro";

    repo = finalAttrs.pname;

    rev = "v${finalAttrs.version}";

    hash = "sha256-bhlTBpJg031x2lUjwuVrhQgOGmDLW/+0naN8wRjv6i4=";

  };

  nativeBuildInputs = [

    autoreconfHook

    ocaml

    findlib

  ];

  preInstall = ''

    mkdir -p $out/lib/ocaml/${ocaml.version}/site-lib/

  '';

  postInstall = ''

    mv $out/lib/${finalAttrs.pname} $out/lib/ocaml/${ocaml.version}/site-lib

  '';

  meta = {

    description = "OCaml library implementing a simplex algorithm, in a functional style, for solving systems of linear inequalities";

    homepage = "https://github.com/OCamlPro/ocplib-simplex";

    license = lib.licenses.lgpl21Only;

    maintainers = with lib.maintainers; [ redianthus ];

  };

})

        ocplib-simplex = callPackage ../development/ocaml-modules/ocplib-simplex { };

        ocplib-simplex_0_4 = callPackage ../development/ocaml-modules/ocplib-simplex/0_4.nix { };

        ocsigen-ppx-rpc = callPackage ../development/ocaml-modules/ocsigen-ppx-rpc { };

        ocsigen_server = callPackage ../development/ocaml-modules/ocsigen-server { };