Make javac.py output colorful

build/android/gyp/util/build_utils.py

 # 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 json
 import os
 import pipes
 import shlex
 import shutil
 import subprocess
 import sys
 
+CHROMIUM_SRC = os.path.join(os.path.dirname(__file__),
+                            os.pardir, os.pardir, os.pardir, os.pardir)
+COLORAMA_ROOT = os.path.join(CHROMIUM_SRC,
+                             'third_party', 'colorama', 'src')
+
 
 def MakeDirectory(dir_path):
   try:
     os.makedirs(dir_path)
   except OSError:
     pass
 
 
 def DeleteDirectory(dir_path):
   if os.path.exists(dir_path):
@@ skipping 69 matching lines @@
     # A user should be able to simply copy and paste the command that failed
     # into their shell.
     copyable_command = '( cd {}; {} )'.format(os.path.abspath(self.cwd),
         ' '.join(map(pipes.quote, self.args)))
     return 'Command failed: {}\n{}'.format(copyable_command, self.output)
 
 
 # This can be used in most cases like subprocess.check_output(). The output,
 # particularly when the command fails, better highlights the command's failure.
 # If the command fails, raises a build_utils.CalledProcessError.
-def CheckOutput(args, cwd=None, print_stdout=False, print_stderr=True,
+def CheckOutput(args, cwd=None,
+                print_stdout=False, print_stderr=True,
+                stdout_filter=None,
+                stderr_filter=None,
                 fail_func=lambda returncode, stderr: returncode != 0):
   if not cwd:
     cwd = os.getcwd()
 
   child = subprocess.Popen(args,
       stdout=subprocess.PIPE, stderr=subprocess.PIPE, cwd=cwd)
   stdout, stderr = child.communicate()
 
+  if stdout_filter is not None:
+    stdout = stdout_filter(stdout)
+
+  if stderr_filter is not None:
+    stderr = stderr_filter(stderr)
+
   if fail_func(child.returncode, stderr):
     raise CalledProcessError(cwd, args, stdout + stderr)
 
   if print_stdout:
     sys.stdout.write(stdout)
   if print_stderr:
     sys.stderr.write(stderr)
 
   return stdout
 
@@ skipping 21 matching lines @@
 
 
 def PrintWarning(message):
   print 'WARNING: ' + message
 
 
 def PrintBigWarning(message):
   print '*****     ' * 8
   PrintWarning(message)
   print '*****     ' * 8