/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
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** $QT_END_LICENSE$
**
****************************************************************************/

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.

#ifndef Patternist_Debug_H
#define Patternist_Debug_H

#include <QtDebug>
/**
 * @file
 * @short Contains macros for debugging.
 */

QT_BEGIN_NAMESPACE

/**
 * @short Enables detailed parser debug output.
 *
 * If this macro is defined, @em a @em lot of debugging information will be outputted.
 * This is all the state transitions, token shifting, and rule reductions that
 * the parser do.
 *
 * This is automatically disabled if @c QT_NO_DEBUG is defined.
 */
#define Patternist_DEBUG_PARSER

/**
 * @short Enables debug printing statements.
 *
 * Patternist does not use qDebug(), but pDebug() instead. It only output
 * if this define is defined.
 *
 * It is automatically disabled if @c QT_NO_DEBUG is defined.
 */
#define Patternist_DEBUG

#undef Patternist_DEBUG // disable it for now

#ifdef QT_NO_DEBUG
#   undef Patternist_DEBUG_PARSER
#   undef Patternist_DEBUG
#endif

namespace QPatternist
{
#ifdef Patternist_DEBUG
    inline QDebug pDebug()
    {
        return qDebug();
    }
#else
    inline QNoDebug pDebug()
    {
        return QNoDebug();
    }
#endif
}

QT_END_NAMESPACE
#endif
