Added new command line option: --allow-duplicate-basenames

pylib/gyp/input.py

Index: pylib/gyp/input.py
===================================================================
--- pylib/gyp/input.py	(revision 1565)
+++ pylib/gyp/input.py	(working copy)
@@ -2517,7 +2517,7 @@
 
 
 def Load(build_files, variables, includes, depth, generator_input_info, check,
-         circular_check, parallel):
+         circular_check, allow_duplicates, parallel):
   # Set up path_sections and non_configuration_keys with the default data plus
   # the generator-specifc data.
   global path_sections
@@ -2657,10 +2657,11 @@
     target_dict = targets[target]
     build_file = gyp.common.BuildFile(target)
     ValidateTargetType(target, target_dict)
-    # TODO(thakis): Get vpx_scale/arm/scalesystemdependent.c to be renamed to
-    #               scalesystemdependent_arm_additions.c or similar.
-    if 'arm' not in variables.get('target_arch', ''):
-      ValidateSourcesInTarget(target, target_dict, build_file)
+    if not allow_duplicates:
+      # TODO(thakis): Get vpx_scale/arm/scalesystemdependent.c to be renamed to
+      #               scalesystemdependent_arm_additions.c or similar.
+      if 'arm' not in variables.get('target_arch', ''):

[Sam Clegg, 2013/01/29 18:55:15]

Could we have some gyp variable / define that we can add
to the chromium gyp files.. then this TODO could be removed?

(Assuming VC2008 is not longer supported in chromium?)

+        ValidateSourcesInTarget(target, target_dict, build_file)
     ValidateRulesInTarget(target, target_dict, extra_sources_for_rules)
     ValidateRunAsInTarget(target, target_dict, build_file)
     ValidateActionsInTarget(target, target_dict, build_file)