Add input content checking to some build scripts

build/android/gyp/javac.py

 #!/usr/bin/env python
 #
 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import fnmatch
 import optparse
 import os
 import sys
 
+BUILD_ANDROID_DIR = os.path.join(os.path.dirname(__file__), '..')

[Yaron, 2013/04/03 22:05:35]

Unused?

[cjhopman, 2013/04/03 22:17:56]

Nope, the imported pylib below is in BUILD_ANDROID_DIR (which is added to
sys.path below).

+sys.path.append(BUILD_ANDROID_DIR)
+
 from pylib import build_utils
 
 def DoJavac(options):
   output_dir = options.output_dir
 
   src_dirs = build_utils.ParseGypList(options.src_dirs)
   java_files = build_utils.FindInDirectories(src_dirs, '*.java')
   if options.javac_includes:
     javac_includes = build_utils.ParseGypList(options.javac_includes)
     filtered_java_files = []
@@ skipping 56 matching lines @@
   DoJavac(options)
 
   if options.stamp:
     build_utils.Touch(options.stamp)
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv))