depot/third_party/nixpkgs/pkgs/development/libraries/opencsg/default.nix

{
  lib,
  stdenv,
  fetchurl,
  libGLU,
  libGL,
  libglut,
  glew,
  libXmu,
  libXext,
  libX11,
  qmake,
  GLUT,
  fixDarwinDylibNames,
}:

stdenv.mkDerivation rec {
  version = "1.6.0";
  pname = "opencsg";
  src = fetchurl {
    url = "http://www.opencsg.org/OpenCSG-${version}.tar.gz";
    hash = "sha256-v4+4Dj4M4R2H3XjdFaDehy27iXLYf1+Jz/xGHvrUe+g=";
  };

  nativeBuildInputs = [ qmake ] ++ lib.optional stdenv.hostPlatform.isDarwin fixDarwinDylibNames;

  buildInputs =
    [ glew ]
    ++ lib.optionals stdenv.hostPlatform.isLinux [
      libGLU
      libGL
      libglut
      libXmu
      libXext
      libX11
    ]
    ++ lib.optional stdenv.hostPlatform.isDarwin GLUT;

  doCheck = false;

  preConfigure = ''
    rm example/Makefile src/Makefile
    qmakeFlags=("''${qmakeFlags[@]}" "INSTALLDIR=$out")
  '';

  postInstall =
    ''
      install -D copying.txt "$out/share/doc/opencsg/copying.txt"
    ''
    + lib.optionalString stdenv.hostPlatform.isDarwin ''
      mkdir -p $out/Applications
      mv $out/bin/*.app $out/Applications
      rmdir $out/bin || true
    '';

  dontWrapQtApps = true;

  postFixup = lib.optionalString stdenv.hostPlatform.isDarwin ''
    app=$out/Applications/opencsgexample.app/Contents/MacOS/opencsgexample
    install_name_tool -change \
      $(otool -L $app | awk '/opencsg.+dylib/ { print $1 }') \
      $(otool -D $out/lib/libopencsg.dylib | tail -n 1) \
      $app
  '';

  meta = with lib; {
    description = "Constructive Solid Geometry library";
    mainProgram = "opencsgexample";
    homepage = "http://www.opencsg.org/";
    platforms = platforms.unix;
    maintainers = [ maintainers.raskin ];
    license = licenses.gpl2Plus;
  };
}