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 Qt Assistant of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL-EXCEPT$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
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14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU
19** General Public License version 3 as published by the Free Software
20** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
21** included in the packaging of this file. Please review the following
22** information to ensure the GNU General Public License requirements will
23** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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25** $QT_END_LICENSE$
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27****************************************************************************/
28
29#ifndef TRACER_H
30#define TRACER_H
31
32#include <QtCore/QtGlobal>
33
34QT_BEGIN_NAMESPACE
35
36class Tracer
37{
38public:
39 Tracer(const char *func) : m_func(func)
40 {
41 qDebug(msg: "Entering function %s.", m_func);
42 }
43
44 ~Tracer()
45 {
46 qDebug(msg: "Leaving function %s.", m_func);
47 }
48
49private:
50 const char * const m_func;
51};
52
53QT_END_NAMESPACE
54
55// #define TRACING_REQUESTED
56#ifdef TRACING_REQUESTED
57#define TRACE_OBJ Tracer traceObj__(Q_FUNC_INFO);
58#else
59#define TRACE_OBJ
60#endif
61
62#endif // TRACER_H
63

source code of qttools/src/assistant/assistant/tracer.h