ninja windows: include gyp dir in rc build include dirs

pylib/gyp/msvs_emulation.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.
 
 """
 This module helps emulate Visual Studio 2008 behavior on top of other
 build systems, primarily ninja.
 """
 
 import os
@@ skipping 348 matching lines @@
       ldflags.append('/NXCOMPAT')
 
     return ldflags
 
   def IsUseLibraryDependencyInputs(self, config):
     """Returns whether the target should be linked via Use Library Dependency
     Inputs (using component .objs of a given .lib)."""
     uldi = self._Setting(('VCLinkerTool', 'UseLibraryDependencyInputs'), config)
     return uldi == 'true'
 
-  def GetRcflags(self, config):
+  def GetRcflags(self, config, gyp_to_ninja_path):
     """Returns the flags that need to be added to invocations of the resource
     compiler."""
     rcflags = []
     rc = self._GetWrapper(self, self.msvs_settings[config],
         'VCResourceCompilerTool', append=rcflags)
-    rc('AdditionalIncludeDirectories', prefix='/I')
+    rc('AdditionalIncludeDirectories', map=gyp_to_ninja_path, prefix='/I')
+    rcflags.append('/I' + gyp_to_ninja_path('.'))
     rc('PreprocessorDefinitions', prefix='/d')
     # /l arg must be in hex without leading '0x'
     rc('Culture', prefix='/l', map=lambda x: hex(int(x))[2:])
     return rcflags
 
   def BuildCygwinBashCommandLine(self, args, path_to_base):
     """Build a command line that runs args via cygwin bash. We assume that all
     incoming paths are in Windows normpath'd form, so they need to be
     converted to posix style for the part of the command line that's passed to
     bash. We also have to do some Visual Studio macro emulation here because
@@ skipping 82 matching lines @@
   return vs.SetupScript()
 
 def ExpandMacros(string, expansions):
   """Expand $(Variable) per expansions dict. See MsvsSettings.GetVSMacroEnv
   for the canonical way to retrieve a suitable dict."""
   if '$' in string:
     for old, new in expansions.iteritems():
       assert '$(' not in new, new
       string = string.replace(old, new)
   return string