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bpo-41861: Convert sqlite3 to PEP 384 #22409

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9fc9c5e
Convert CacheType to heap type
Sep 8, 2020
00a62d9
Convert NodeType to heap type
Sep 8, 2020
49393c7
Convert StatementType to heap type
Sep 8, 2020
55ad447
Convert RowType to heap type
Sep 8, 2020
914082f
Convert PrepareProtocolType to heap type
Jun 6, 2020
502d2fb
Convert CursorType to head type
Sep 25, 2020
e6f935d
Convert ConnectionType to heap type
Sep 8, 2020
812fc4f
Add NEWS entry
Sep 25, 2020
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Convert ConnectionType to heap type 
FIXME: Leaks refs
  • Loading branch information
Erlend E. Aasland
Erlend E. Aasland committed Sep 25, 2020
commit e6f935dac8dde362a066813945d5e0bacb18b206
68 changes: 25 additions & 43 deletions Modules/_sqlite/connection.c
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Original file line number Diff line number Diff line change
Expand Up @@ -237,6 +237,7 @@ void pysqlite_connection_dealloc(pysqlite_Connection* self)
Py_XDECREF(self->statements);
Py_XDECREF(self->cursors);
Py_TYPE(self)->tp_free((PyObject*)self);
//Py_DECREF(pysqlite_ConnectionType); FIXME
}

/*
Expand Down Expand Up @@ -1494,7 +1495,7 @@ pysqlite_connection_backup(pysqlite_Connection *self, PyObject *args, PyObject *
static char *keywords[] = {"target", "pages", "progress", "name", "sleep", NULL};

if (!PyArg_ParseTupleAndKeywords(args, kwds, "O!|$iOsO:backup", keywords,
&pysqlite_ConnectionType, &target,
pysqlite_ConnectionType, &target,
&pages, &progress, &name, &sleep_obj)) {
return NULL;
}
Expand Down Expand Up @@ -1831,50 +1832,31 @@ static struct PyMemberDef connection_members[] =
{NULL}
};

PyTypeObject pysqlite_ConnectionType = {
PyVarObject_HEAD_INIT(NULL, 0)
MODULE_NAME ".Connection", /* tp_name */
sizeof(pysqlite_Connection), /* tp_basicsize */
0, /* tp_itemsize */
(destructor)pysqlite_connection_dealloc, /* tp_dealloc */
0, /* tp_vectorcall_offset */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_as_async */
0, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
(ternaryfunc)pysqlite_connection_call, /* tp_call */
0, /* tp_str */
0, /* tp_getattro */
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE, /* tp_flags */
connection_doc, /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
connection_methods, /* tp_methods */
connection_members, /* tp_members */
connection_getset, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)pysqlite_connection_init, /* tp_init */
0, /* tp_alloc */
0, /* tp_new */
0 /* tp_free */
static PyType_Slot pysqlite_ConnectionType_slots[] = {
{Py_tp_dealloc, pysqlite_connection_dealloc},
{Py_tp_doc, (void *)connection_doc},
{Py_tp_methods, connection_methods},
{Py_tp_members, connection_members},
{Py_tp_getset, connection_getset},
{Py_tp_new, PyType_GenericNew},
{Py_tp_init, pysqlite_connection_init},
{Py_tp_call, pysqlite_connection_call},
{0, NULL},
};

static PyType_Spec pysqlite_ConnectionType_spec = {
.name = MODULE_NAME ".Connection",
.basicsize = sizeof(pysqlite_Connection),
.flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HEAPTYPE,
.slots = pysqlite_ConnectionType_slots,
};
PyTypeObject *pysqlite_ConnectionType = NULL;

extern int pysqlite_connection_setup_types(void)
{
pysqlite_ConnectionType.tp_new = PyType_GenericNew;
return PyType_Ready(&pysqlite_ConnectionType);
pysqlite_ConnectionType = (PyTypeObject *)PyType_FromSpec(&pysqlite_ConnectionType_spec);
if (pysqlite_ConnectionType == NULL) {
return -1;
}
return 0;
}
2 changes: 1 addition & 1 deletion Modules/_sqlite/connection.h
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Expand Up @@ -106,7 +106,7 @@ typedef struct
PyObject* NotSupportedError;
} pysqlite_Connection;

extern PyTypeObject pysqlite_ConnectionType;
extern PyTypeObject *pysqlite_ConnectionType;

PyObject* pysqlite_connection_alloc(PyTypeObject* type, int aware);
void pysqlite_connection_dealloc(pysqlite_Connection* self);
Expand Down
2 changes: 1 addition & 1 deletion Modules/_sqlite/cursor.c
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Expand Up @@ -33,7 +33,7 @@ static int pysqlite_cursor_init(pysqlite_Cursor* self, PyObject* args, PyObject*
{
pysqlite_Connection* connection;

if (!PyArg_ParseTuple(args, "O!", &pysqlite_ConnectionType, &connection))
if (!PyArg_ParseTuple(args, "O!", pysqlite_ConnectionType, &connection))
{
return -1;
}
Expand Down
2 changes: 1 addition & 1 deletion Modules/_sqlite/module.c
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Expand Up @@ -82,7 +82,7 @@ static PyObject* module_connect(PyObject* self, PyObject* args, PyObject*
}

if (factory == NULL) {
factory = (PyObject*)&pysqlite_ConnectionType;
factory = (PyObject*)pysqlite_ConnectionType;
}

if (PySys_Audit("sqlite3.connect", "O", database) < 0) {
Expand Down