qemu.py: use os.path.null instead of /dev/null

For increased portability, let's use os.path.devnull.

Signed-off-by: Amador Pahim <apahim@redhat.com>
Message-Id: <20170901112829.2571-4-apahim@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Amador Pahim 2017-09-01 13:28:19 +02:00 committed by Eduardo Habkost
parent 4738b0a85a
commit 63e0ba5522

View File

@ -124,7 +124,7 @@ class QEMUMachine(object):
fd_param = ["%s" % self._socket_scm_helper,
"%d" % self._qmp.get_sock_fd(),
"%s" % fd_file_path]
devnull = open('/dev/null', 'rb')
devnull = open(os.path.devnull, 'rb')
proc = subprocess.Popen(fd_param, stdin=devnull, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
output = proc.communicate()[0]
@ -186,7 +186,7 @@ class QEMUMachine(object):
def launch(self):
'''Launch the VM and establish a QMP connection'''
devnull = open('/dev/null', 'rb')
devnull = open(os.path.devnull, 'rb')
qemulog = open(self._qemu_log_path, 'wb')
try:
self._pre_launch()