Beispiel #1
0
/* action in (ACTION_RESET, ACTION_FINALIZE) */
void pysqlite_do_all_statements(pysqlite_Connection* self, int action)
{
    int i;
    PyObject* weakref;
    PyObject* statement;
    pysqlite_Cursor* cursor;

    for (i = 0; i < PyList_Size(self->statements); i++) {
        weakref = PyList_GetItem(self->statements, i);
        statement = PyWeakref_GetObject(weakref);
        if (statement != Py_None) {
            if (action == ACTION_RESET) {
                (void)pysqlite_statement_reset((pysqlite_Statement*)statement);
            } else {
                (void)pysqlite_statement_finalize((pysqlite_Statement*)statement);
            }
        }
    }

    for (i = 0; i < PyList_Size(self->cursors); i++) {
        weakref = PyList_GetItem(self->cursors, i);
        cursor = (pysqlite_Cursor*)PyWeakref_GetObject(weakref);
        if ((PyObject*)cursor != Py_None) {
            cursor->reset = 1;
        }
    }
}
/* Empty the entire statement cache of this connection */
void pysqlite_flush_statement_cache(pysqlite_Connection* self)
{
    pysqlite_Node* node;
    pysqlite_Statement* statement;

    node = self->statement_cache->first;

    while (node) {
        statement = (pysqlite_Statement*)(node->data);
        (void)pysqlite_statement_finalize(statement);
        node = node->next;
    }

    Py_DECREF(self->statement_cache);
    self->statement_cache = (pysqlite_Cache*)PyObject_CallFunction((PyObject*)&pysqlite_CacheType, "O", self);
    Py_DECREF(self);
    self->statement_cache->decref_factory = 0;
}