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Any chance of the attached small patch be applied to enable weak
references to functions?
It's particularly useful for lambda functions and closes the "very last
loophole where a programmer can cause a PyQt script to seg fault" :)
Phil
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name="wrfunctions.patch"
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filename="wrfunctions.patch"
diff -ruN Python-2.1b1.orig/Include/funcobject.h Python-2.1b1/Include/funcobject.h
--- Python-2.1b1.orig/Include/funcobject.h Thu Jan 25 20:06:58 2001
+++ Python-2.1b1/Include/funcobject.h Mon Mar 5 13:00:58 2001
@@ -16,6 +16,7 @@
PyObject *func_doc;
PyObject *func_name;
PyObject *func_dict;
+ PyObject *func_weakreflist;
} PyFunctionObject;
extern DL_IMPORT(PyTypeObject) PyFunction_Type;
diff -ruN Python-2.1b1.orig/Objects/funcobject.c Python-2.1b1/Objects/funcobject.c
--- Python-2.1b1.orig/Objects/funcobject.c Thu Mar 1 06:06:37 2001
+++ Python-2.1b1/Objects/funcobject.c Mon Mar 5 13:39:37 2001
@@ -245,6 +245,8 @@
static void
func_dealloc(PyFunctionObject *op)
{
+ PyObject_ClearWeakRefs((PyObject *) op);
+
PyObject_GC_Fini(op);
Py_DECREF(op->func_code);
Py_DECREF(op->func_globals);
@@ -336,4 +338,7 @@
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_GC, /*tp_flags*/
0, /* tp_doc */
(traverseproc)func_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ offsetof(PyFunctionObject, func_weakreflist) /* tp_weaklistoffset */
};
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