Update SCons to latest checkpoint release, 1.2.0.d20090113....

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

 #
-# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
+# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 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.
 #
 
 """SCons.Warnings
 
 This file implements the warnings framework for SCons.
 
 """
 
-__revision__ = "src/engine/SCons/Warnings.py 3842 2008/12/20 22:59:52 scons"
+__revision__ = "src/engine/SCons/Warnings.py 3897 2009/01/13 06:45:54 scons"
 
 import string
 import sys
 
 import SCons.Errors
 
 class Warning(SCons.Errors.UserError):
     pass
 
+class MandatoryWarning(Warning):
+    pass
+
+
+
+class FutureDeprecatedWarning(Warning):
+    pass
+
+class DeprecatedWarning(Warning):
+    pass
+
+class MandatoryDeprecatedWarning(MandatoryWarning):
+    pass
+
+
 
 # NOTE:  If you add a new warning class, add it to the man page, too!
 
 class CacheWriteErrorWarning(Warning):
     pass
 
 class CorruptSConsignWarning(Warning):
     pass
 
 class DependencyWarning(Warning):
     pass
 
-class DeprecatedWarning(Warning):
-    pass
-
 class DeprecatedCopyWarning(DeprecatedWarning):
     pass
 
 class DeprecatedOptionsWarning(DeprecatedWarning):
     pass
 
 class DeprecatedSourceSignaturesWarning(DeprecatedWarning):
     pass
 
 class DeprecatedTargetSignaturesWarning(DeprecatedWarning):
@@ skipping 28 matching lines @@
 
 class PythonVersionWarning(DeprecatedWarning):
     pass
 
 class ReservedVariableWarning(Warning):
     pass
 
 class StackSizeWarning(Warning):
     pass
 
+class TaskmasterNeedsExecuteWarning(FutureDeprecatedWarning):
+    pass
+
 class FortranCxxMixWarning(LinkWarning):
     pass
 
 _warningAsException = 0
 
 # The below is a list of 2-tuples.  The first element is a class object.
 # The second element is true if that class is enabled, false if it is disabled.
 _enabled = []
 
 _warningOut = None
@@ skipping 69 matching lines @@
             class_name = "Warning"
         else:
             class_name = string.join(map(_capitalize, elems), '') + "Warning"
         try:
             clazz = globals()[class_name]
         except KeyError:
             sys.stderr.write("No warning type: '%s'\n" % arg)
         else:
             if enable:
                 enableWarningClass(clazz)
+            elif issubclass(clazz, MandatoryDeprecatedWarning):
+                fmt = "Can not disable mandataory warning: '%s'\n"
+                sys.stderr.write(fmt % arg)
             else:
                 suppressWarningClass(clazz)