scons/dxsdk.py

   1 """dxsdk
   2
   3 Tool-specific initialization for Microsoft DirectX SDK
   4
   5 """
   6
   7 #
   8 # Copyright (c) 2009 VMware, Inc.
   9 #
  10 # Permission is hereby granted, free of charge, to any person obtaining
  11 # a copy of this software and associated documentation files (the
  12 # "Software"), to deal in the Software without restriction, including
  13 # without limitation the rights to use, copy, modify, merge, publish,
  14 # distribute, sublicense, and/or sell copies of the Software, and to
  15 # permit persons to whom the Software is furnished to do so, subject to
  16 # the following conditions:
  17 #
  18 # The above copyright notice and this permission notice shall be included
  19 # in all copies or substantial portions of the Software.
  20 #
  21 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
  22 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
  23 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 #
  29
  30 import os
  31 import os.path
  32
  33 import SCons.Errors
  34 import SCons.Util
  35
  36
  37 def get_dxsdk_root(env):
  38     try:
  39         return os.environ['DXSDK_DIR']
  40     except KeyError:
  41         return None
  42
  43 def generate(env):
  44     dxsdk_root = get_dxsdk_root(env)
  45     if dxsdk_root is None:
  46         # DirectX SDK not found
  47         return
  48
  49     if env['machine'] in ('generic', 'x86'):
  50         target_cpu = 'x86'
  51     elif env['machine'] == 'x86_64':
  52         target_cpu = 'x64'
  53     else:
  54         raise SCons.Errors.InternalError("Unsupported target machine")
  55
  56     include_dir = os.path.join(dxsdk_root, 'Include')
  57     lib_dir = os.path.join(dxsdk_root, 'Lib', target_cpu)
  58
  59     env.Append(CPPDEFINES = [('HAVE_DXSDK', '1')])
  60
  61     gcc = 'gcc' in os.path.basename(env['CC']).split('-')
  62     if gcc:
  63         # Make GCC more forgiving towards Microsoft's headers
  64         env.Prepend(CPPFLAGS = ['-isystem', include_dir])
  65     else:
  66         env.Prepend(CPPPATH = [include_dir])
  67
  68     env.Prepend(LIBPATH = [lib_dir])
  69
  70 def exists(env):
  71     return get_dxsdk_root(env) is not None
  72
  73 # vim:set ts=4 sw=4 et: