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


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{ lib, stdenv, fetchFromGitHub, ocaml, findlib, which, sedlex, easy-format, xmlm, base64 }:

lib.throwIf (lib.versionAtLeast ocaml.version "5.0")
  "piqi is not available for OCaml ${ocaml.version}"

stdenv.mkDerivation rec {
  version = "0.6.16";
  pname = "piqi";
  name = "ocaml${ocaml.version}-${pname}-${version}";

  src = fetchFromGitHub {
    owner = "alavrik";
    repo = pname;
    rev = "v${version}";
    sha256 = "sha256-qE+yybTn+kzbY0h8udhZYO+GwQPI/J/6p3LMmF12cFU=";
  };

  nativeBuildInputs = [ ocaml findlib which ];
  propagatedBuildInputs = [ sedlex xmlm easy-format base64 ];

  strictDeps = true;

  patches = [ ./no-stream.patch ./no-ocamlpath-override.patch ];

  createFindlibDestdir = true;

  postBuild = "make -C piqilib piqilib.cma";

  installTargets = [ "install" "ocaml-install" ];

  meta = with lib; {
    homepage = "https://piqi.org";
    description = "Universal schema language and a collection of tools built around it";
    license = licenses.asl20;
    maintainers = [ maintainers.maurer ];
  };
}