[hack] gyp: disable duplicate basename check

Refs: nodejs/node-v8#161

tools/gyp/pylib/gyp/__init__.py

@@ -342,7 +342,7 @@ def gyp_main(args):
   # deprecated.
   parser.add_argument('--no-duplicate-basename-check',
                     dest='duplicate_basename_check', action='store_false',
-                    default=True, regenerate=False,
+                    default=False, regenerate=False,
                     help="don't check for duplicate basenames")
   parser.add_argument('--no-parallel', action='store_true', default=False,
                     help='Disable multiprocessing')

tools/gyp/pylib/gyp/generator/make.py

@@ -673,15 +673,15 @@ def _ValidateSourcesForOSX(spec, all_sources):
     basename = os.path.basename(name)  # Don't include extension.
     basenames.setdefault(basename, []).append(source)
 
-  error = ''
-  for basename, files in basenames.items():
-    if len(files) > 1:
-      error += '  %s: %s\n' % (basename, ' '.join(files))
-
-  if error:
-    print(('static library %s has several files with the same basename:\n' % spec['target_name'])
-           + error + 'libtool on OS X will generate' + ' warnings for them.')
-    raise GypError('Duplicate basenames in sources section, see list above')
+#  error = ''
+#  for basename, files in basenames.items():
+#    if len(files) > 1:
+#      error += '  %s: %s\n' % (basename, ' '.join(files))
+
+#  if error:
+#    print(('static library %s has several files with the same basename:\n' % spec['target_name'])
+#           + error + 'libtool on OS X will generate' + ' warnings for them.')
+#    raise GypError('Duplicate basenames in sources section, see list above')
 
 
 # Map from qualified target to path to output.