[Python-checkins] r74922 - in python/branches/py3k: Lib/ctypes/test/test_parameters.py Misc/NEWS Modules/_ctypes/_ctypes.c Modules/_ctypes/callproc.c
thomas.heller
python-checkins at python.org
Fri Sep 18 22:08:39 CEST 2009
Author: thomas.heller
Date: Fri Sep 18 22:08:39 2009
New Revision: 74922
Log:
Merged revisions 74921 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
........
r74921 | thomas.heller | 2009-09-18 22:05:44 +0200 (Fr, 18 Sep 2009) | 3 lines
Issue #4606: Passing 'None' if ctypes argtype is set to POINTER(...)
does now always result in NULL.
........
Modified:
python/branches/py3k/ (props changed)
python/branches/py3k/Lib/ctypes/test/test_parameters.py
python/branches/py3k/Misc/NEWS
python/branches/py3k/Modules/_ctypes/_ctypes.c
python/branches/py3k/Modules/_ctypes/callproc.c
Modified: python/branches/py3k/Lib/ctypes/test/test_parameters.py
==============================================================================
--- python/branches/py3k/Lib/ctypes/test/test_parameters.py (original)
+++ python/branches/py3k/Lib/ctypes/test/test_parameters.py Fri Sep 18 22:08:39 2009
@@ -97,7 +97,7 @@
self.assertEqual(x.contents.value, 42)
self.assertEqual(LPINT(c_int(42)).contents.value, 42)
- self.assertEqual(LPINT.from_param(None), 0)
+ self.assertEqual(LPINT.from_param(None), None)
if c_int != c_long:
self.assertRaises(TypeError, LPINT.from_param, pointer(c_long(42)))
Modified: python/branches/py3k/Misc/NEWS
==============================================================================
--- python/branches/py3k/Misc/NEWS (original)
+++ python/branches/py3k/Misc/NEWS Fri Sep 18 22:08:39 2009
@@ -72,6 +72,9 @@
Library
-------
+- Issue #4606: Passing 'None' if ctypes argtype is set to POINTER(...)
+ does now always result in NULL.
+
- Issue #5042: Structure sub-subclass does now initialize correctly
with base class positional arguments.
Modified: python/branches/py3k/Modules/_ctypes/_ctypes.c
==============================================================================
--- python/branches/py3k/Modules/_ctypes/_ctypes.c (original)
+++ python/branches/py3k/Modules/_ctypes/_ctypes.c Fri Sep 18 22:08:39 2009
@@ -936,8 +936,11 @@
{
StgDictObject *typedict;
- if (value == Py_None)
- return PyLong_FromLong(0); /* NULL pointer */
+ if (value == Py_None) {
+ /* ConvParam will convert to a NULL pointer later */
+ Py_INCREF(value);
+ return value;
+ }
typedict = PyType_stgdict(type);
assert(typedict); /* Cannot be NULL for pointer types */
Modified: python/branches/py3k/Modules/_ctypes/callproc.c
==============================================================================
--- python/branches/py3k/Modules/_ctypes/callproc.c (original)
+++ python/branches/py3k/Modules/_ctypes/callproc.c Fri Sep 18 22:08:39 2009
@@ -547,6 +547,7 @@
* C function call.
*
* 1. Python integers are converted to C int and passed by value.
+ * Py_None is converted to a C NULL pointer.
*
* 2. 3-tuples are expected to have a format character in the first
* item, which must be 'i', 'f', 'd', 'q', or 'P'.
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