build/buildconfig.py

   1 # This Source Code Form is subject to the terms of the Mozilla Public
   2 # License, v. 2.0. If a copy of the MPL was not distributed with this
   3 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   4
   5 import imp
   6 import os
   7 import sys
   8
   9 path = os.path.dirname(__file__)
  10 while not os.path.exists(os.path.join(path, 'config.status')):
  11     parent = os.path.normpath(os.path.join(path, os.pardir))
  12     if parent == path:
  13         raise Exception("Can't find config.status")
  14     path = parent
  15
  16 path = os.path.join(path, 'config.status')
  17 config = imp.load_module('_buildconfig', open(path), path, ('', 'r', imp.PY_SOURCE))
  18
  19 for var in os.environ:
  20     if var in config.substs:
  21         config.substs[var] = os.environ[var]
  22
  23 for var in config.__all__:
  24     value = getattr(config, var)
  25     if isinstance(value, list) and isinstance(value[0], tuple):
  26         value = dict(value)
  27     setattr(sys.modules[__name__], var, value)