From af013a2de5a2dc7069de5e95c7474556cf9208ab Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Thu, 1 Dec 2011 09:52:23 -0800
Subject: [PATCH] locks.py: use flock with PyPy for issue 747

---
 pym/portage/locks.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pym/portage/locks.py b/pym/portage/locks.py
index 9ed1d6a6c..9cfb87e2d 100644
--- a/pym/portage/locks.py
+++ b/pym/portage/locks.py
@@ -8,6 +8,7 @@ __all__ = ["lockdir", "unlockdir", "lockfile", "unlockfile", \
 
 import errno
 import fcntl
+import platform
 import stat
 import sys
 import time
@@ -27,6 +28,10 @@ if sys.hexversion >= 0x3000000:
 HARDLINK_FD = -2
 _default_lock_fn = fcntl.lockf
 
+if platform.python_implementation() == 'PyPy':
+	# workaround for https://bugs.pypy.org/issue747
+	_default_lock_fn = fcntl.flock
+
 # Used by emerge in order to disable the "waiting for lock" message
 # so that it doesn't interfere with the status display.
 _quiet = False
-- 
2.26.2