1/****************************************************************************
2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the QtXmlPatterns module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
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22** ensure the GNU Lesser General Public License version 3 requirements
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25** GNU General Public License Usage
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38****************************************************************************/
39
40//
41// W A R N I N G
42// -------------
43//
44// This file is not part of the Qt API. It exists purely as an
45// implementation detail. This header file may change from version to
46// version without notice, or even be removed.
47//
48// We mean it.
49
50#ifndef Patternist_Debug_H
51#define Patternist_Debug_H
52
53#include <QtDebug>
54/**
55 * @file
56 * @short Contains macros for debugging.
57 */
58
59QT_BEGIN_NAMESPACE
60
61/**
62 * @short Enables detailed parser debug output.
63 *
64 * If this macro is defined, @em a @em lot of debugging information will be outputted.
65 * This is all the state transitions, token shifting, and rule reductions that
66 * the parser do.
67 *
68 * This is automatically disabled if @c QT_NO_DEBUG is defined.
69 */
70#define Patternist_DEBUG_PARSER
71
72/**
73 * @short Enables debug printing statements.
74 *
75 * Patternist does not use qDebug(), but pDebug() instead. It only output
76 * if this define is defined.
77 *
78 * It is automatically disabled if @c QT_NO_DEBUG is defined.
79 */
80#define Patternist_DEBUG
81
82#undef Patternist_DEBUG // disable it for now
83
84#ifdef QT_NO_DEBUG
85# undef Patternist_DEBUG_PARSER
86# undef Patternist_DEBUG
87#endif
88
89namespace QPatternist
90{
91#ifdef Patternist_DEBUG
92 inline QDebug pDebug()
93 {
94 return qDebug();
95 }
96#else
97 inline QNoDebug pDebug()
98 {
99 return QNoDebug();
100 }
101#endif
102}
103
104QT_END_NAMESPACE
105#endif
106

source code of qtxmlpatterns/src/xmlpatterns/utils/qxmldebug_p.h