Update to SCons 1.2.0.

third_party/scons/scons-local/SCons/CacheDir.py

 #
 # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
 #
 # Permission is hereby granted, free of charge, to any person obtaining
 # a copy of this software and associated documentation files (the
 # "Software"), to deal in the Software without restriction, including
 # without limitation the rights to use, copy, modify, merge, publish,
 # distribute, sublicense, and/or sell copies of the Software, and to
 # permit persons to whom the Software is furnished to do so, subject to
 # the following conditions:
 #
 # The above copyright notice and this permission notice shall be included
 # in all copies or substantial portions of the Software.
 #
 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #
 
-__revision__ = "src/engine/SCons/CacheDir.py 3603 2008/10/10 05:46:45 scons"
+__revision__ = "src/engine/SCons/CacheDir.py 3842 2008/12/20 22:59:52 scons"
 
 __doc__ = """
 CacheDir support
 """
 
 import os.path
 import stat
 import string
 import sys
 
@@ skipping 173 matching lines @@
         return retrieved
 
     def push(self, node):
         if not self.is_enabled():
             return
         return CachePush(node, [], node.get_build_env())
 
     def push_if_forced(self, node):
         if cache_force:
             return self.push(node)