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Fix for SF# 1701409: segfault in c_char_p of ctypes. The repr output 

of c_char_p and c_wchar_p has changed as a sideeffect.
This commit is contained in:
Thomas Heller 2007-07-13 17:12:23 +00:00
parent ad0cfe3dd7
commit fa704c6ade
2 changed files with 12 additions and 0 deletions
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8
Lib/ctypes/__init__.py
View File

@ -226,6 +226,14 @@ _check_size(c_char)
class c_char_p(_SimpleCData): class c_char_p(_SimpleCData):
_type_ = "z" _type_ = "z"
if _os.name == "nt":
def __repr__(self):
if not windll.kernel32.IsBadStringPtrA(self, -1):
return "%s(%r)" % (self.__class__.__name__, self.value)
return "%s(%s)" % (self.__class__.__name__, cast(self, c_void_p).value)
else:
def __repr__(self):
return "%s(%s)" % (self.__class__.__name__, cast(self, c_void_p).value)
_check_size(c_char_p, "P") _check_size(c_char_p, "P")
class c_void_p(_SimpleCData): class c_void_p(_SimpleCData):

4
Misc/NEWS
View File

@ -234,6 +234,10 @@ Core and builtins
Library Library
------- -------
- Bug #1701409: Fix a segfault in printing ctypes.c_char_p and
ctypes.c_wchar_p when they point to an invalid location. As a
sideeffect the representation of these instances has changed.
- tarfile.py: Added "exclude" keyword argument to TarFile.add(). - tarfile.py: Added "exclude" keyword argument to TarFile.add().
- Bug #1734723: Fix repr.Repr() so it doesn't ignore the maxtuple attribute. - Bug #1734723: Fix repr.Repr() so it doesn't ignore the maxtuple attribute.