| apatrick@chromium.org | 1218a88 | 2010-07-29 08:02:22 +0900 | [diff] [blame] | 1 | #!/usr/bin/env python |
| 2 | # Copyright (c) 2009 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 | # Extracts a single file from a CAB archive. |
| 7 | |
| 8 | import os |
| 9 | import subprocess |
| 10 | import sys |
| 11 | |
| 12 | if len(sys.argv) != 4: |
| 13 | print 'Usage: extract_from_cab.py cab_path archived_file output_dir' |
| 14 | sys.exit(1) |
| 15 | |
| 16 | [cab_path, archived_file, output_dir] = sys.argv[1:] |
| 17 | |
| 18 | # Invoke the Windows expand utility to extract the file. |
| 19 | level = subprocess.call(['expand', cab_path, '-F:' + archived_file, output_dir]) |
| 20 | if level != 0: |
| 21 | sys.exit(level) |
| 22 | |
| 23 | # The expand utility preserves the modification date and time of the archived |
| 24 | # file. Touch the extracted file. This helps build systems that compare the |
| 25 | # modification times of input and output files to determine whether to do an |
| 26 | # action. |
| 27 | os.utime(os.path.join(output_dir, archived_file), None) |