carla.nix

with import  {};

stdenv.mkDerivation rec {
  name = "carla-${version}";
  version = "1.9.12";

  src = fetchFromGitHub {
    owner = "falkTX";
    repo = "Carla";
    rev = "v${version}";
    sha256 = "0hk3g0dhg91cbx19agvcy6idc0w4hfy1rg39yj3k82rxvghr4126";
  };

  buildInputs = with pkgs; [
    python3
    python37Packages.pyliblo
    liblo
    file
    qt5.qtbase
    python37Packages.pyqt5
    jack2
    libsndfile
    makeWrapper
  ];

  nativeBuildInputs = with pkgs; [
    pkgconfig
  ];

  pyrcc5 = "PYRCC5=${pkgs.python37Packages.pyqt5}/bin/pyrcc5";
  pyuic5 = "PYUIC5=${pkgs.python37Packages.pyqt5}/bin/pyuic5";

  buildPhase = ''
    make ${pyrcc5} ${pyuic5} PREFIX=$out
  '';

  installPhase = ''
    make ${pyrcc5} ${pyuic5} install PREFIX=$out

    for i in $out/bin/*; do
      wrapProgram "$i" --set PYTHONPATH $PYTHONPATH
    done
    for i in $out/bin/.*wrapped; do
      sed -i $i -e "s#python3#${pkgs.python3}/bin/python3#"
    done
  '';

  meta = with stdenv.lib; {
    description = "Audio plugin host";
    homepage = "https://github.com/falkTX/Carla";
    license = licenses.gpl2;
    platforms = platforms.linux;
    maintainers = [ ];
  };
}