pkgs/development/python-modules/pyglet/default.nix

   1 { lib, stdenv
   2 , buildPythonPackage
   3 , fetchPypi
   4 , libGL
   5 , libGLU
   6 , xorg
   7 , future
   8 , pytest
   9 , glibc
  10 , gtk2-x11
  11 , gdk-pixbuf
  12 , fontconfig
  13 , freetype
  14 , ffmpeg-full
  15 }:
  16
  17 buildPythonPackage rec {
  18   version = "1.4.2";
  19   pname = "pyglet";
  20
  21   src = fetchPypi {
  22     inherit pname version;
  23     sha256 = "1dxxrl4nc7xh3aai1clgzvk48bvd35r7ksirsddz0mwhx7jmm8px";
  24   };
  25
  26   # find_library doesn't reliably work with nix (https://github.com/NixOS/nixpkgs/issues/7307).
  27   # Even naively searching `LD_LIBRARY_PATH` won't work since `libc.so` is a linker script and
  28   # ctypes.cdll.LoadLibrary cannot deal with those. Therefore, just hardcode the paths to the
  29   # necessary libraries.
  30   postPatch = let
  31     ext = stdenv.hostPlatform.extensions.sharedLibrary;
  32   in ''
  33     cat > pyglet/lib.py <<EOF
  34     import ctypes
  35     def load_library(*names, **kwargs):
  36         for name in names:
  37             path = None
  38             if name == 'GL':
  39                 path = '${libGL}/lib/libGL${ext}'
  40             elif name == 'GLU':
  41                 path = '${libGLU}/lib/libGLU${ext}'
  42             elif name == 'c':
  43                 path = '${glibc}/lib/libc${ext}.6'
  44             elif name == 'X11':
  45                 path = '${xorg.libX11}/lib/libX11${ext}'
  46             elif name == 'gdk-x11-2.0':
  47                 path = '${gtk2-x11}/lib/libgdk-x11-2.0${ext}'
  48             elif name == 'gdk_pixbuf-2.0':
  49                 path = '${gdk-pixbuf}/lib/libgdk_pixbuf-2.0${ext}'
  50             elif name == 'Xext':
  51                 path = '${xorg.libXext}/lib/libXext${ext}'
  52             elif name == 'fontconfig':
  53                 path = '${fontconfig.lib}/lib/libfontconfig${ext}'
  54             elif name == 'freetype':
  55                 path = '${freetype}/lib/libfreetype${ext}'
  56             elif name[0:2] == 'av' or name[0:2] == 'sw':
  57                 path = '${ffmpeg-full}/lib/lib' + name + '${ext}'
  58             if path is not None:
  59                 return ctypes.cdll.LoadLibrary(path)
  60         raise Exception("Could not load library {}".format(names))
  61     EOF
  62   '';
  63
  64   propagatedBuildInputs = [ future ];
  65
  66   # needs an X server. Keep an eye on
  67   # https://bitbucket.org/pyglet/pyglet/issues/219/egl-support-headless-rendering
  68   doCheck = false;
  69
  70   checkInputs = [
  71     pytest
  72   ];
  73
  74   checkPhase = ''
  75     py.test tests/unit tests/integration
  76   '';
  77
  78   meta = with lib; {
  79     homepage = "http://www.pyglet.org/";
  80     description = "A cross-platform windowing and multimedia library";
  81     license = licenses.bsd3;
  82     platforms = platforms.mesaPlatforms;
  83   };
  84 }