Update to SCons 1.2.0.

third_party/scons/scons-local/SCons/Script/Interactive.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/Script/Interactive.py 3603 2008/10/10 05:46:45 scons"
+__revision__ = "src/engine/SCons/Script/Interactive.py 3842 2008/12/20 22:59:52 scons"
 
 __doc__ = """
 SCons interactive mode
 """
 
 # TODO:
 #
 # This has the potential to grow into something with a really big life
 # of its own, which might or might not be a good thing.  Nevertheless,
 # here are some enhancements that will probably be requested some day
@@ skipping 217 matching lines @@
                 n = walker.next()
 
         for node in seen_nodes.keys():
             # Call node.clear() to clear most of the state
             node.clear()
             # node.clear() doesn't reset node.state, so call
             # node.set_state() to reset it manually
             node.set_state(SCons.Node.no_state)
             node.implicit = None
 
+            # Debug:  Uncomment to verify that all Taskmaster reference
+            # counts have been reset to zero.
+            #if node.ref_count != 0:
+            #    from SCons.Debug import Trace
+            #    Trace('node %s, ref_count %s !!!\n' % (node, node.ref_count))
+
         SCons.SConsign.Reset()
         SCons.Script.Main.progress_display("scons: done clearing node information.")
 
     def do_clean(self, argv):
         """\
         clean [TARGETS]         Clean (remove) the specified TARGETS
                                 and their dependencies.  'c' is a synonym.
         """
         return self.do_build(['build', '--clean'] + argv[1:])
 
@@ skipping 89 matching lines @@
         sys.stdout.write(self.parser.version + '\n')
 
 def interact(fs, parser, options, targets, target_top):
     c = SConsInteractiveCmd(prompt = 'scons>>> ',
                             fs = fs,
                             parser = parser,
                             options = options,
                             targets = targets,
                             target_top = target_top)
     c.cmdloop()