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

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{ stdenv, fetchpatch, python, cmake, llvm, ocaml, findlib, ctypes }:
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let version = stdenv.lib.getVersion llvm; in
stdenv.mkDerivation {
name = "ocaml-llvm-${version}";
inherit (llvm) src;
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buildInputs = [ python cmake llvm ocaml findlib ctypes ];
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patches = [ (fetchpatch {
url = https://raw.githubusercontent.com/ocaml/opam-repository/master/packages/llvm/llvm.3.9/files/cmake.patch;
sha256 = "1fcc6ylfiw1npdhx7mrsj7h0dx7cym7i9664kpr76zqazb52ikm9";
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})];
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cmakeFlags = [ "-DLLVM_OCAML_OUT_OF_TREE=TRUE" ];
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buildFlags = "ocaml_all";
installFlags = "-C bindings/ocaml";
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postInstall = ''
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mv $out/lib/ocaml $out/ocaml
mkdir -p $OCAMLFIND_DESTDIR/
mv $out/ocaml $OCAMLFIND_DESTDIR/llvm
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mv $OCAMLFIND_DESTDIR/llvm/META{.llvm,}
'';
meta = {
inherit (llvm.meta) license homepage;
platforms = ocaml.meta.platforms or [];
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description = "OCaml bindings distributed with LLVM";
maintainers = with stdenv.lib.maintainers; [ vbgl ];
};
}