Assistant: Add tracing functionality.

Reviewed-by: kh1

1 files changed, 74 insertions, 0 deletions

diff --git a/tools/assistant/tools/assistant/tracer.h b/tools/assistant/tools/assistant/tracer.h
new file mode 100644
index 0000000..913c961
--- /dev/null
+++ b/tools/assistant/tools/assistant/tracer.h
@@ -0,0 +1,74 @@
+/****************************************************************************
+**
+** 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 Qt Assistant 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
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef TRACER_H
+#define TRACER_H
+
+#include <QtCore/QtGlobal>
+
+QT_BEGIN_NAMESPACE
+
+class Tracer
+{
+public:
+    Tracer(const char *func) : m_func(func)
+    {
+        qDebug("Entering function %s.", m_func);
+    }
+
+    ~Tracer()
+    {
+        qDebug("Leaving function %s.", m_func);
+    }
+
+private:
+    const char * const m_func;
+};
+
+QT_END_NAMESPACE
+
+#ifdef TRACING_REQUESTED
+#define TRACE_OBJ Tracer traceObj__(Q_FUNC_INFO);
+#else
+#define TRACE_OBJ
+#endif
+
+#endif // TRACER_H