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{ lib, stdenv, fetchFromGitHub, ocaml, writeText }:
lib.throwIfNot (lib.versionAtLeast ocaml.version "4.03")
"camlidl is not available for OCaml ${ocaml.version}"
stdenv.mkDerivation rec {
pname = "ocaml${ocaml.version}-camlidl";
version = "1.12";
src = fetchFromGitHub {
owner = "xavierleroy";
repo = "camlidl";
rev = "camlidl112";
hash = "sha256-ONPQMDFaU2OzFa5jgMVKx+ZRKk8ZgBZyk42vDvbM7E0=";
};
nativeBuildInputs = [ ocaml ];
# build fails otherwise
enableParallelBuilding = false;
preBuild = ''
mv config/Makefile.unix config/Makefile
substituteInPlace config/Makefile --replace BINDIR=/usr/local/bin BINDIR=$out
substituteInPlace config/Makefile --replace 'OCAMLLIB=$(shell $(OCAMLC) -where)' OCAMLLIB=$out/lib/ocaml/${ocaml.version}/site-lib/camlidl
substituteInPlace config/Makefile --replace CPP=cpp CPP=${stdenv.cc}/bin/cpp
substituteInPlace lib/Makefile --replace '$(OCAMLLIB)/Makefile.config' "${ocaml}/lib/ocaml/Makefile.config"
mkdir -p $out/lib/ocaml/${ocaml.version}/site-lib/camlidl/caml
mkdir -p $out/lib/ocaml/${ocaml.version}/site-lib/camlidl/stublibs
'';
postInstall = ''
cat >$out/lib/ocaml/${ocaml.version}/site-lib/camlidl/META <<EOF
# Courtesy of GODI
description = "Stub generator"
version = "${version}"
archive(byte) = "com.cma"
archive(native) = "com.cmxa"
EOF
mkdir -p $out/bin
ln -s $out/camlidl $out/bin
'';
setupHook = writeText "setupHook.sh" ''
export NIX_CFLAGS_COMPILE+=" -isystem $1/lib/ocaml/${ocaml.version}/site-lib/camlidl"
export NIX_LDFLAGS+=" -L $1/lib/ocaml/${ocaml.version}/site-lib/camlidl"
'';
meta = {
description = "A stub code generator and COM binding for Objective Caml";
mainProgram = "camlidl";
homepage = "https://xavierleroy.org/camlidl/";
license = lib.licenses.lgpl21;
maintainers = [ lib.maintainers.roconnor ];
};
}
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