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author | Benjamin Peterson <benjamin@python.org> | 2009-12-30 19:41:48 (GMT) |
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committer | Benjamin Peterson <benjamin@python.org> | 2009-12-30 19:41:48 (GMT) |
commit | 788864f4838dc2d79a2403755656e00fc698a5a2 (patch) | |
tree | a160f75e7596d38608d34a7c586f02ec1ca855bb /Python/structmember.c | |
parent | 36d3da87d9792b1bdaef00e00901d7453ccf67a6 (diff) | |
download | cpython-788864f4838dc2d79a2403755656e00fc698a5a2.zip cpython-788864f4838dc2d79a2403755656e00fc698a5a2.tar.gz cpython-788864f4838dc2d79a2403755656e00fc698a5a2.tar.bz2 |
Merged revisions 77157 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
........
r77157 | benjamin.peterson | 2009-12-30 13:34:10 -0600 (Wed, 30 Dec 2009) | 5 lines
check if the attribute is set before deleting it with T_OBJECT_EX (fixes #7604)
Also, add a note to the docs about the better behavior of T_OBJECT_EX as
compared to T_OBJECT.
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Diffstat (limited to 'Python/structmember.c')
-rw-r--r-- | Python/structmember.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/Python/structmember.c b/Python/structmember.c index d230590..9f87c07 100644 --- a/Python/structmember.c +++ b/Python/structmember.c @@ -170,6 +170,8 @@ PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v) { PyObject *oldv; + addr += l->offset; + if ((l->flags & READONLY) || l->type == T_STRING) { PyErr_SetString(PyExc_TypeError, "readonly attribute"); @@ -179,12 +181,20 @@ PyMember_SetOne(char *addr, PyMemberDef *l, PyObject *v) PyErr_SetString(PyExc_RuntimeError, "restricted attribute"); return -1; } - if (v == NULL && l->type != T_OBJECT_EX && l->type != T_OBJECT) { - PyErr_SetString(PyExc_TypeError, - "can't delete numeric/char attribute"); - return -1; + if (v == NULL) { + if (l->type == T_OBJECT_EX) { + /* Check if the attribute is set. */ + if (*(PyObject **)addr == NULL) { + PyErr_SetString(PyExc_AttributeError, l->name); + return -1; + } + } + else if (l->type != T_OBJECT) { + PyErr_SetString(PyExc_TypeError, + "can't delete numeric/char attribute"); + return -1; + } } - addr += l->offset; switch (l->type) { case T_BOOL:{ if (!PyBool_Check(v)) { |