Change vfat limit from 2047 to 4095 (#995552)
[livecd.git] / imgcreate / util.py
blob7ff80e89fb3b2abfdd88b86ae18636aa03c66283
2 # util.py : Various utility methods
4 # Copyright 2010, Red Hat Inc.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; version 2 of the License.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU Library General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 import subprocess
20 import logging
22 def call(*popenargs, **kwargs):
23 '''
24 Calls subprocess.Popen() with the provided arguments. All stdout and
25 stderr output is sent to logging.debug(). The return value is the exit
26 code of the command.
27 '''
28 p = subprocess.Popen(*popenargs, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, **kwargs)
29 rc = p.wait()
31 # Log output using logging module
32 while True:
33 # FIXME choose a more appropriate buffer size
34 buf = p.stdout.read(4096)
35 if not buf:
36 break
37 logging.debug("%s", buf)
39 return rc