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Add support for weak references to the function and method types.

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This commit is contained in:
Fred Drake 2001-03-23 04:19:27 +00:00
parent 6a1c87ddf9
commit db81e8ddf8
2 changed files with 13 additions and 3 deletions
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9
Objects/funcobject.c
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@ -13,6 +13,7 @@ PyFunction_New(PyObject *code, PyObject *globals)
if (op != NULL) {
PyObject *doc;
PyObject *consts;
op->func_weakreflist = NULL;
Py_INCREF(code);
op->func_code = code;
Py_INCREF(globals);
@ -245,6 +246,7 @@ func_setattro(PyFunctionObject *op, PyObject *name, PyObject *value)
static void
func_dealloc(PyFunctionObject *op)
{
PyObject_ClearWeakRefs((PyObject *) op);
PyObject_GC_Fini(op);
Py_DECREF(op->func_code);
Py_DECREF(op->func_globals);
@ -327,13 +329,16 @@ PyTypeObject PyFunction_Type = {
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash*/
0, /*tp_hash*/
0, /*tp_call*/
0, /*tp_str*/
(getattrofunc)func_getattro, /*tp_getattro*/
(setattrofunc)func_setattro, /*tp_setattro*/
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_GC, /*tp_flags*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_GC | Py_TPFLAGS_HAVE_WEAKREFS,
0, /* tp_doc */
(traverseproc)func_traverse, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
offsetof(PyFunctionObject, func_weakreflist), /* tp_weaklistoffset */
};