msvs: set $(TargetExt) when the "product_extension" is set

pylib/gyp/generator/msvs.py

 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import copy
 import ntpath
 import os
 import posixpath
 import re
 import subprocess
@@ skipping 2594 matching lines @@
       intermediate = _FixPath('$(Configuration)') + '\\'
       msbuild_attributes['IntermediateDirectory'] = intermediate
     if 'CharacterSet' in msbuild_attributes:
       msbuild_attributes['CharacterSet'] = _ConvertMSVSCharacterSet(
           msbuild_attributes['CharacterSet'])
   if 'TargetName' not in msbuild_attributes:
     prefix = spec.get('product_prefix', '')
     product_name = spec.get('product_name', '$(ProjectName)')
     target_name = prefix + product_name
     msbuild_attributes['TargetName'] = target_name
+  if 'TargetExt' not in msbuild_attributes and 'product_extension' in spec:
+    ext = spec.get('product_extension')
+    msbuild_attributes['TargetExt'] = '.' + ext
 
   # Make sure that 'TargetPath' matches 'Lib.OutputFile' or 'Link.OutputFile'
   # (depending on the tool used) to avoid MSB8012 warning.
   msbuild_tool_map = {
       'executable': 'Link',
       'shared_library': 'Link',
       'loadable_module': 'Link',
       'static_library': 'Lib',
   }
   msbuild_tool = msbuild_tool_map.get(spec['type'])
@@ skipping 26 matching lines @@
   for (name, configuration) in sorted(configurations.iteritems()):
     condition = _GetConfigurationCondition(name, configuration)
     attributes = _GetMSBuildAttributes(spec, configuration, build_file)
     msbuild_settings = configuration['finalized_msbuild_settings']
     _AddConditionalProperty(properties, condition, 'IntDir',
                             attributes['IntermediateDirectory'])
     _AddConditionalProperty(properties, condition, 'OutDir',
                             attributes['OutputDirectory'])
     _AddConditionalProperty(properties, condition, 'TargetName',
                             attributes['TargetName'])
+    if 'TargetExt' in attributes:
+      _AddConditionalProperty(properties, condition, 'TargetExt',
+                              attributes['TargetExt'])
 
     if attributes.get('TargetPath'):
       _AddConditionalProperty(properties, condition, 'TargetPath',
                               attributes['TargetPath'])
 
     if new_paths:
       _AddConditionalProperty(properties, condition, 'ExecutablePath',
                               new_paths)
     tool_settings = msbuild_settings.get('', {})
     for name, value in sorted(tool_settings.iteritems()):
@@ skipping 489 matching lines @@
   action_spec.extend(
       # TODO(jeanluc) 'Document' for all or just if as_sources?
       [['FileType', 'Document'],
        ['Command', command],
        ['Message', description],
        ['Outputs', outputs]
       ])
   if additional_inputs:
     action_spec.append(['AdditionalInputs', additional_inputs])
   actions_spec.append(action_spec)