nixpkgs/pkgs/development/ocaml-modules/llvm/default.nix

50 lines
1.2 KiB
Nix

{ stdenv, lib, python3, cmake, libllvm, ocaml, findlib, ctypes }:
let version = lib.getVersion libllvm; in
stdenv.mkDerivation {
pname = "ocaml-llvm";
inherit version;
inherit (libllvm) src;
nativeBuildInputs = [ cmake python3 ocaml findlib ];
buildInputs = [ ctypes ];
propagatedBuildInputs = [ libllvm ];
strictDeps = true;
preConfigure = lib.optionalString (lib.versionAtLeast version "13.0.0") ''
cd llvm
'';
cmakeFlags = [
"-DBUILD_SHARED_LIBS=YES" # fixes bytecode builds
"-DLLVM_OCAML_OUT_OF_TREE=TRUE"
"-DLLVM_OCAML_INSTALL_PATH=${placeholder "out"}/ocaml"
"-DLLVM_OCAML_EXTERNAL_LLVM_LIBDIR=${lib.getLib libllvm}/lib"
];
buildFlags = [ "ocaml_all" ];
installFlags = [ "-C" "bindings/ocaml" ];
postInstall = ''
mkdir -p $OCAMLFIND_DESTDIR/
mv $out/ocaml $OCAMLFIND_DESTDIR/llvm
mv $OCAMLFIND_DESTDIR/llvm/META{.llvm,}
mv $OCAMLFIND_DESTDIR/llvm/stublibs $OCAMLFIND_DESTDIR/stublibs
'';
passthru = {
inherit libllvm;
};
meta = {
inherit (libllvm.meta) license homepage;
inherit (ocaml.meta) platforms;
description = "OCaml bindings distributed with LLVM";
maintainers = with lib.maintainers; [ vbgl ];
};
}