tjh.dev
1{
2 stdenv,
3 lib,
4 python3,
5 cmake,
6 libllvm,
7 ocaml,
8 findlib,
9 ctypes,
10}:
11
12let
13 version = lib.getVersion libllvm;
14in
15
16stdenv.mkDerivation {
17 pname = "ocaml-llvm";
18 inherit version;
19
20 inherit (libllvm) src;
21
22 nativeBuildInputs = [
23 cmake
24 python3
25 ocaml
26 findlib
27 ];
28 buildInputs = [ ctypes ];
29 propagatedBuildInputs = [ libllvm ];
30
31 strictDeps = true;
32
33 preConfigure = lib.optionalString (lib.versionAtLeast version "13.0.0") ''
34 cd llvm
35 '';
36
37 cmakeFlags = [
38 "-DBUILD_SHARED_LIBS=YES" # fixes bytecode builds
39 "-DLLVM_OCAML_OUT_OF_TREE=TRUE"
40 "-DLLVM_OCAML_INSTALL_PATH=${placeholder "out"}/ocaml"
41 "-DLLVM_OCAML_EXTERNAL_LLVM_LIBDIR=${lib.getLib libllvm}/lib"
42 ];
43
44 buildFlags = [ "ocaml_all" ];
45
46 installFlags = [
47 "-C"
48 "bindings/ocaml"
49 ];
50
51 postInstall = ''
52 mkdir -p $OCAMLFIND_DESTDIR/
53 mv $out/ocaml $OCAMLFIND_DESTDIR/llvm
54 mv $OCAMLFIND_DESTDIR/llvm/META{.llvm,}
55 mv $OCAMLFIND_DESTDIR/llvm/stublibs $OCAMLFIND_DESTDIR/stublibs
56 '';
57
58 passthru = {
59 inherit libllvm;
60 };
61
62 meta = {
63 inherit (libllvm.meta) license homepage;
64 inherit (ocaml.meta) platforms;
65 description = "OCaml bindings distributed with LLVM";
66 maintainers = with lib.maintainers; [ vbgl ];
67 };
68
69}