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- /* sqlitecompat.h - compatibility macros
- *
- * Copyright (C) 2006-2007 Gerhard Häring <gh@ghaering.de>
- *
- * This file is part of pysqlite.
- *
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- *
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- *
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 3. This notice may not be removed or altered from any source distribution.
- */
- #ifndef PYSQLITE_COMPAT_H
- #define PYSQLITE_COMPAT_H
- /* define Py_ssize_t for pre-2.5 versions of Python */
- #if PY_VERSION_HEX < 0x02050000
- typedef int Py_ssize_t;
- typedef int (*lenfunc)(PyObject*);
- #endif
- /* define PyDict_CheckExact for pre-2.4 versions of Python */
- #ifndef PyDict_CheckExact
- #define PyDict_CheckExact(op) ((op)->ob_type == &PyDict_Type)
- #endif
- /* define Py_CLEAR for pre-2.4 versions of Python */
- #ifndef Py_CLEAR
- #define Py_CLEAR(op) \
- do { \
- if (op) { \
- PyObject *tmp = (PyObject *)(op); \
- (op) = NULL; \
- Py_DECREF(tmp); \
- } \
- } while (0)
- #endif
- #endif
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