{ lib, stdenv, clangStdenv, fetchFromGitHub, opencl-headers, cmake, jsoncpp
, boost, makeWrapper, cudatoolkit, cudaSupport, mesa, ethash, opencl-info
, ocl-icd, openssl, pkg-config, cli11 }@args:

# Note that this requires clang < 9.0 to build, and currently
# clangStdenv provides clang 7.1 which satisfies the requirement.
let stdenv = if cudaSupport then clangStdenv else args.stdenv;

in stdenv.mkDerivation rec {
  pname = "ethminer";
  version = "0.19.0";

  src = fetchFromGitHub {
    owner = "ethereum-mining";
    repo = "ethminer";
    rev = "v${version}";
    sha256 = "1kyff3vx2r4hjpqah9qk99z6dwz7nsnbnhhl6a76mdhjmgp1q646";
    fetchSubmodules = true;
  };

  # NOTE: dbus is broken
  cmakeFlags = [
    "-DHUNTER_ENABLED=OFF"
    "-DETHASHCUDA=ON"
    "-DAPICORE=ON"
    "-DETHDBUS=OFF"
    "-DCMAKE_BUILD_TYPE=Release"
  ] ++ lib.optionals (!cudaSupport) [
    "-DETHASHCUDA=OFF" # on by default
  ];

  nativeBuildInputs = [ cmake pkg-config makeWrapper ];

  buildInputs = [
    cli11
    boost
    opencl-headers
    mesa
    ethash
    opencl-info
    ocl-icd
    openssl
    jsoncpp
  ] ++ lib.optionals cudaSupport [ cudatoolkit ];

  preConfigure = ''
    sed -i 's/_lib_static//' libpoolprotocols/CMakeLists.txt
  '';

  postInstall = ''
    wrapProgram $out/bin/ethminer --prefix LD_LIBRARY_PATH : /run/opengl-driver/lib
  '';

  meta = with lib; {
    description = "Ethereum miner with OpenCL${
        lib.optionalString cudaSupport ", CUDA"
      } and stratum support";
    homepage = "https://github.com/ethereum-mining/ethminer";
    platforms = [ "x86_64-linux" ];
    maintainers = with maintainers; [ nand0p atemu ];
    license = licenses.gpl3Only;
    #broken = cudaSupport;
  };
}