pyrox.dev
1{ stdenv, writeText, fetchFromGitHub, ocaml, ocamlbuild, ocplib-endian, sexplib, findlib, ppx_tools
2, async ? null, lwt ? null
3}:
4
5assert stdenv.lib.versionAtLeast ocaml.version "4.01";
6
7let param =
8 if stdenv.lib.versionAtLeast ocaml.version "4.02"
9 then { version = "2.3.2"; sha256 = "1fykack86hvvqhwngddyxxqlwm3xjljfaszsjbdrvjlrd1nlg079"; }
10 else { version = "1.9.0"; sha256 = "1c1j21zgmxi9spq23imy7byn50qr7hlds1cfpzxlsx9dp309jngy"; };
11in
12
13let opt = b: "--${if b != null then "en" else "dis"}able"; in
14
15stdenv.mkDerivation {
16 name = "ocaml${ocaml.version}-cstruct-${param.version}";
17
18 src = fetchFromGitHub {
19 owner = "mirage";
20 repo = "ocaml-cstruct";
21 rev = "v${param.version}";
22 inherit (param) sha256;
23 };
24
25 configureFlags = [ "${opt lwt}-lwt" "${opt async}-async" "${opt ppx_tools}-ppx" ];
26
27 buildInputs = [ ocaml findlib ocamlbuild ppx_tools lwt async ];
28 propagatedBuildInputs = [ ocplib-endian sexplib ];
29
30 createFindlibDestdir = true;
31 dontStrip = true;
32
33 meta = with stdenv.lib; {
34 homepage = https://github.com/mirage/ocaml-cstruct;
35 description = "Map OCaml arrays onto C-like structs";
36 license = stdenv.lib.licenses.isc;
37 maintainers = [ maintainers.vbgl maintainers.ericbmerritt ];
38 platforms = ocaml.meta.platforms or [];
39 };
40}