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Issue #8268: Old-style classes (not just instances) now support weak

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Antoine Pitrou 2010-03-31 21:32:15 +00:00
parent 26cc99da2a
commit a57df2cf1d
5 changed files with 29 additions and 2 deletions
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5
Objects/classobject.c
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@ -123,6 +123,7 @@ alloc_error:
op->cl_dict = dict;
Py_XINCREF(name);
op->cl_name = name;
op->cl_weakreflist = NULL;
op->cl_getattr = class_lookup(op, getattrstr, &dummy);
op->cl_setattr = class_lookup(op, setattrstr, &dummy);
@ -188,6 +189,8 @@ static void
class_dealloc(PyClassObject *op)
{
_PyObject_GC_UNTRACK(op);
if (op->cl_weakreflist != NULL)
PyObject_ClearWeakRefs((PyObject *) op);
Py_DECREF(op->cl_bases);
Py_DECREF(op->cl_dict);
Py_XDECREF(op->cl_name);
@ -454,7 +457,7 @@ PyTypeObject PyClass_Type = {
(traverseproc)class_traverse, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
offsetof(PyClassObject, cl_weakreflist), /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
0, /* tp_methods */