[pypy-commit] cffi thread-safe: Add the basic file exporting locks

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: thread-safe
Changeset: r1400:3a2e2d0033c2
Date: 2013-11-09 14:01 +0100
http://bitbucket.org/cffi/cffi/changeset/3a2e2d0033c2/

Log:	Add the basic file exporting locks

diff --git a/cffi/lock.py b/cffi/lock.py
new file mode 100644
--- /dev/null
+++ b/cffi/lock.py
@@ -0,0 +1,12 @@
+import sys
+
+if sys.version_info < (3,):
+    try:
+        from thread import allocate_lock
+    except ImportError:
+        from dummy_thread import allocate_lock
+else:
+    try:
+        from _thread import allocate_lock
+    except ImportError:
+        from _dummy_thread import allocate_lock