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sqlitecompat.h
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63 lines (53 loc) · 1.9 KB
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/* sqlitecompat.h - compatibility macros
*
* Copyright (C) 2006-2010 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.
*/
#include "Python.h"
#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
#ifndef PyVarObject_HEAD_INIT
#define PyVarObject_HEAD_INIT(type, size) \
PyObject_HEAD_INIT(type) size,
#endif
#ifndef Py_TYPE
#define Py_TYPE(ob) ((ob)->ob_type)
#endif
#endif