Update to SCons 1.2.0.

third_party/scons/scons-local/SCons/Tool/msvc.py

 """engine.SCons.Tool.msvc
 
 Tool-specific initialization for Microsoft Visual C/C++.
 
 There normally shouldn't be any need to import this module directly.
 It will usually be imported through the generic SCons.Tool.Tool()
 selection method.
 
 """
 
@@ skipping 13 matching lines @@
 #
 # 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/Tool/msvc.py 3603 2008/10/10 05:46:45 scons"
+__revision__ = "src/engine/SCons/Tool/msvc.py 3842 2008/12/20 22:59:52 scons"
 
 import os.path
 import re
 import string
 
 import SCons.Action
 import SCons.Builder
 import SCons.Errors
 import SCons.Platform.win32
 import SCons.Tool
@@ skipping 712 matching lines @@
     if not env['ENV'].has_key('SystemRoot'):    # required for dlls in the winsxs folders
         env['ENV']['SystemRoot'] = SCons.Platform.win32.get_system_root()
 
 def exists(env):
     if SCons.Tool.msvs.is_msvs_installed():
         # there's at least one version of MSVS installed.
         return 1
     else:
         return env.Detect('cl')