Analyze support in gyp_webrtc

webrtc/build/gyp_webrtc

 #!/usr/bin/env python
 #
 # Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
@@ skipping 20 matching lines @@
   """Returns a list of the supplemental files that are included in all GYP
   sources."""
   # Can't use the one in gyp_chromium since the directory location of the root
   # is different.
   return glob.glob(os.path.join(checkout_root, '*', 'supplement.gypi'))
 
 
 if __name__ == '__main__':
   args = sys.argv[1:]
 
+  use_analyzer = len(args) and args[0] == '--analyzer'
+  if use_analyzer:
+    args.pop(0)
+    os.environ['GYP_GENERATORS'] = 'analyzer'
+    args.append('-Gconfig_path=' + args.pop(0))
+    args.append('-Ganalyzer_output_path=' + args.pop(0))
+
   if int(os.environ.get('GYP_CHROMIUM_NO_ACTION', 0)):
     print 'Skipping gyp_webrtc due to GYP_CHROMIUM_NO_ACTION env var.'
     sys.exit(0)
 
   if 'SKIP_WEBRTC_GYP_ENV' not in os.environ:
     # Update the environment based on webrtc.gyp_env
     gyp_env_path = os.path.join(os.path.dirname(checkout_root),
                                 'webrtc.gyp_env')
     gyp_helper.apply_gyp_environment_from_file(gyp_env_path)
 
@@ skipping 42 matching lines @@
           'GYP_CROSSCOMPILE' not in os.environ)):
     os.environ['GYP_CROSSCOMPILE'] = '1'
 
   args.extend(['-I' + i for i in
                gyp_chromium.additional_include_files(supplemental_includes,
                                                      args)])
 
   # Set the gyp depth variable to the root of the checkout.
   args.append('--depth=' + os.path.relpath(checkout_root))
 
-  print 'Updating projects from gyp files...'
-  sys.stdout.flush()
+  if not use_analyzer:
+    print 'Updating projects from gyp files...'
+    sys.stdout.flush()
 
   # Off we go...
   gyp_rc = gyp.main(args)
 
-  if vs2013_runtime_dll_dirs:
+  if vs2013_runtime_dll_dirs and not use_analyzer:
     x64_runtime, x86_runtime = vs2013_runtime_dll_dirs
     vs_toolchain.CopyVsRuntimeDlls(
         os.path.join(checkout_root, gyp_chromium.GetOutputDirectory()),
         (x86_runtime, x64_runtime))
 
   sys.exit(gyp_rc)