nixpkgs/pkgs/development/ocaml-modules/cstruct/1.9.0.nix

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{ lib, stdenv, fetchFromGitHub, ocaml, ocamlbuild, ocplib-endian, sexplib, findlib, ppx_tools
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, async ? null, lwt ? null
}:
assert lib.versionAtLeast ocaml.version "4.01";
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let version = "1.9.0"; in
let opt = b: "--${if b != null then "en" else "dis"}able"; in
stdenv.mkDerivation {
name = "ocaml${ocaml.version}-cstruct-${version}";
src = fetchFromGitHub {
owner = "mirage";
repo = "ocaml-cstruct";
rev = "v${version}";
sha256 = "1c1j21zgmxi9spq23imy7byn50qr7hlds1cfpzxlsx9dp309jngy";
};
configureFlags = [ "${opt lwt}-lwt" "${opt async}-async" "${opt ppx_tools}-ppx" ];
buildInputs = [ ocaml findlib ocamlbuild ppx_tools lwt async ];
propagatedBuildInputs = [ ocplib-endian sexplib ];
createFindlibDestdir = true;
dontStrip = true;
meta = with lib; {
homepage = "https://github.com/mirage/ocaml-cstruct";
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description = "Map OCaml arrays onto C-like structs";
license = lib.licenses.isc;
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maintainers = [ maintainers.vbgl maintainers.ericbmerritt ];
platforms = ocaml.meta.platforms or [];
};
}