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/* sqlitecompat.h - compatibility macros
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*
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* Copyright (C) 2006-2010 Gerhard H<EFBFBD>ring <gh@ghaering.de>
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*
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* This file is part of pysqlite.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#include "Python.h"
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#ifndef PYSQLITE_COMPAT_H
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#define PYSQLITE_COMPAT_H
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/* define Py_ssize_t for pre-2.5 versions of Python */
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#if PY_VERSION_HEX < 0x02050000
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typedef int Py_ssize_t;
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typedef int (*lenfunc)(PyObject*);
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#endif
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/* define PyDict_CheckExact for pre-2.4 versions of Python */
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#ifndef PyDict_CheckExact
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#define PyDict_CheckExact(op) ((op)->ob_type == &PyDict_Type)
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#endif
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/* define Py_CLEAR for pre-2.4 versions of Python */
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#ifndef Py_CLEAR
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#define Py_CLEAR(op) \
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do { \
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if (op) { \
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PyObject *tmp = (PyObject *)(op); \
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(op) = NULL; \
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Py_DECREF(tmp); \
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} \
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} while (0)
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#endif
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#ifndef PyVarObject_HEAD_INIT
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#define PyVarObject_HEAD_INIT(type, size) \
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PyObject_HEAD_INIT(type) size,
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#endif
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#ifndef Py_TYPE
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#define Py_TYPE(ob) ((ob)->ob_type)
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#endif
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#endif
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