Enable FD_CLOEXEC for lock fd.

diff --git a/pym/portage/locks.py b/pym/portage/locks.py
index 59fbc6ec09b3288b4781c38478b6caafc224ba41..ed9238d586fd67acc32365e7ff66bc0aa898f538 100644 (file)
--- a/pym/portage/locks.py
+++ b/pym/portage/locks.py
@@ -1,5 +1,5 @@
 # portage: Lock management code
-# Copyright 2004-2012 Gentoo Foundation
+# Copyright 2004-2013 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 __all__ = ["lockdir", "unlockdir", "lockfile", "unlockfile", \
@@ -207,6 +207,15 @@ def lockfile(mypath, wantnewlockfile=0, unlinkfile=0,
                        waiting_msg=waiting_msg, flags=flags)
 
        if myfd != HARDLINK_FD:
+
+               try:
+                       fcntl.FD_CLOEXEC
+               except AttributeError:
+                       pass
+               else:
+                       fcntl.fcntl(myfd, fcntl.F_SETFL,
+                               fcntl.fcntl(myfd, fcntl.F_GETFL) | fcntl.FD_CLOEXEC)
+
                _open_fds.add(myfd)
 
        writemsg(str((lockfilename,myfd,unlinkfile))+"\n",1)