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authorMark Dickinson <mdickinson@enthought.com>2011-03-26 10:19:03 (GMT)
committerMark Dickinson <mdickinson@enthought.com>2011-03-26 10:19:03 (GMT)
commit89461ef8fcc87996791a383f1973542a3487ce4f (patch)
tree812ba093d8d39f811ed3ea68c6ab36223b77f16a /Lib/multiprocessing
parent211643b67320b253a2f4f723ece4423559d28ebf (diff)
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Issue #11675: Zero-out newly-created multiprocessing.[Raw]Array objects.
Diffstat (limited to 'Lib/multiprocessing')
-rw-r--r--Lib/multiprocessing/sharedctypes.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/Lib/multiprocessing/sharedctypes.py b/Lib/multiprocessing/sharedctypes.py
index e83ce58..1e694da 100644
--- a/Lib/multiprocessing/sharedctypes.py
+++ b/Lib/multiprocessing/sharedctypes.py
@@ -80,7 +80,9 @@ def RawArray(typecode_or_type, size_or_initializer):
type_ = typecode_to_type.get(typecode_or_type, typecode_or_type)
if isinstance(size_or_initializer, int):
type_ = type_ * size_or_initializer
- return _new_value(type_)
+ obj = _new_value(type_)
+ ctypes.memset(ctypes.addressof(obj), 0, ctypes.sizeof(obj))
+ return obj
else:
type_ = type_ * len(size_or_initializer)
result = _new_value(type_)