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authorZac Medico <zmedico@gentoo.org>2013-01-03 20:16:17 -0800
committerZac Medico <zmedico@gentoo.org>2013-01-03 20:16:17 -0800
commit67f618433366316dca8e8c5cdc08e106e268c81a (patch)
treeec451083ab5ef091b0b4d64288782cb48e2535ed /pym/portage/util/_async
parent65a5f14f8b76a250f5df42e57512bfc140543622 (diff)
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Enable FD_CLOEXEC for non-blocking pipes.
Diffstat (limited to 'pym/portage/util/_async')
-rw-r--r--pym/portage/util/_async/PipeLogger.py12
1 files changed, 10 insertions, 2 deletions
diff --git a/pym/portage/util/_async/PipeLogger.py b/pym/portage/util/_async/PipeLogger.py
index 0905e47f9..376ebfef7 100644
--- a/pym/portage/util/_async/PipeLogger.py
+++ b/pym/portage/util/_async/PipeLogger.py
@@ -1,4 +1,4 @@
-# Copyright 2008-2012 Gentoo Foundation
+# Copyright 2008-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
import fcntl
@@ -38,8 +38,16 @@ class PipeLogger(AbstractPollTask):
uid=portage.portage_uid, gid=portage.portage_gid,
mode=0o660)
+ fcntl_flags = os.O_NONBLOCK
+ try:
+ fcntl.FD_CLOEXEC
+ except AttributeError:
+ pass
+ else:
+ fcntl_flags |= fcntl.FD_CLOEXEC
+
fcntl.fcntl(self.input_fd, fcntl.F_SETFL,
- fcntl.fcntl(self.input_fd, fcntl.F_GETFL) | os.O_NONBLOCK)
+ fcntl.fcntl(self.input_fd, fcntl.F_GETFL) | fcntl_flags)
self._reg_id = self.scheduler.io_add_watch(self.input_fd,
self._registered_events, self._output_handler)