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-rw-r--r--psycopg/adapter_datetime.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/psycopg/adapter_datetime.c b/psycopg/adapter_datetime.c
index e9fcc1e..bf337ee 100644
--- a/psycopg/adapter_datetime.c
+++ b/psycopg/adapter_datetime.c
@@ -131,8 +131,8 @@ pydatetime_setup(pydatetimeObject *self, PyObject *obj, int type)
self, ((PyObject *)self)->ob_refcnt);
self->type = type;
+ Py_INCREF(obj);
self->wrapped = obj;
- Py_INCREF(self->wrapped);
Dprintf("pydatetime_setup: good pydatetime object at %p, refcnt = "
FORMAT_CODE_PY_SSIZE_T,
@@ -140,12 +140,21 @@ pydatetime_setup(pydatetimeObject *self, PyObject *obj, int type)
return 0;
}
+static int
+pydatetime_traverse(PyObject *obj, visitproc visit, void *arg)
+{
+ pydatetimeObject *self = (pydatetimeObject *)obj;
+
+ Py_VISIT(self->wrapped);
+ return 0;
+}
+
static void
pydatetime_dealloc(PyObject* obj)
{
pydatetimeObject *self = (pydatetimeObject *)obj;
- Py_XDECREF(self->wrapped);
+ Py_CLEAR(self->wrapped);
Dprintf("mpydatetime_dealloc: deleted pydatetime object at %p, "
"refcnt = " FORMAT_CODE_PY_SSIZE_T, obj, obj->ob_refcnt);
@@ -174,7 +183,7 @@ pydatetime_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
static void
pydatetime_del(PyObject* self)
{
- PyObject_Del(self);
+ PyObject_GC_Del(self);
}
static PyObject *
@@ -213,11 +222,11 @@ PyTypeObject pydatetimeType = {
0, /*tp_setattro*/
0, /*tp_as_buffer*/
- Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE, /*tp_flags*/
+ Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_GC, /*tp_flags*/
pydatetimeType_doc, /*tp_doc*/
- 0, /*tp_traverse*/
+ pydatetime_traverse, /*tp_traverse*/
0, /*tp_clear*/
0, /*tp_richcompare*/