| #!/usr/bin/python |
| # Copyright (c) 2011 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Common utility functions that are not Trackpad specific. |
| |
| These functions may be used by the Trackpad tests and record app. |
| """ |
| |
| import logging |
| import subprocess |
| |
| |
| def simple_system(cmd): |
| """Replace autotest utils.system() locally.""" |
| rc = subprocess.call(cmd, shell=True) |
| if rc: |
| logging.warning('Command (%s) failed (rc=%s).', cmd, rc) |
| return rc |
| |
| |
| def simple_system_output(cmd): |
| """Replace autotest utils.system_output() locally.""" |
| try: |
| p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, |
| stderr=subprocess.STDOUT) |
| stdout, _ = p.communicate() |
| if p.returncode: |
| return None |
| return stdout.strip() |
| except Exception, e: |
| logging.warning('Command (%s) failed (%s).', cmd, e) |
