build/check_return_value.py

   1 #!/usr/bin/env python
   2 # Copyright 2014 The Chromium Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style license that can be
   4 # found in the LICENSE file.
   5
   6 """This program wraps an arbitrary command and prints "1" if the command ran
   7 successfully."""
   8
   9 import os
  10 import subprocess
  11 import sys
  12
  13 devnull = open(os.devnull, 'wb')
  14 if not subprocess.call(sys.argv[1:], stdout=devnull, stderr=devnull):
  15   print 1
  16 else:
  17   print 0