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debug-internal.h

00001 /*
00002  * This file is part of TelepathyQt4
00003  *
00004  * Copyright (C) 2008 Collabora Ltd. <http://www.collabora.co.uk/>
00005  * Copyright (C) 2008 Nokia Corporation
00006  *
00007  * This library is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * This library is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with this library; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00020  */
00021 
00022 #ifndef _TelepathyQt4_debug_HEADER_GUARD_
00023 #define _TelepathyQt4_debug_HEADER_GUARD_
00024 
00025 #include <QDebug>
00026 
00027 #include <config.h>
00028 
00029 namespace Tp
00030 {
00031 #ifdef ENABLE_DEBUG
00032 
00033 QDebug enabledDebug();
00034 QDebug enabledWarning();
00035 
00036 inline QDebug debug()
00037 {
00038     QDebug debug = enabledDebug();
00039     debug.nospace() << PACKAGE_NAME " (version " PACKAGE_VERSION ") DEBUG:";
00040     return debug.space();
00041 }
00042 
00043 inline QDebug warning()
00044 {
00045     QDebug warning = enabledWarning();
00046     warning.nospace() << PACKAGE_NAME " (version " PACKAGE_VERSION ") WARNING:";
00047     return warning.space();
00048 }
00049 
00050 #else /* #ifdef ENABLE_DEBUG */
00051 
00052 struct NoDebug
00053 {
00054     template <typename T>
00055     NoDebug& operator<<(const T&)
00056     {
00057         return *this;
00058     }
00059 
00060     NoDebug& space()
00061     {
00062         return *this;
00063     }
00064 
00065     NoDebug& nospace()
00066     {
00067         return *this;
00068     }
00069 
00070     NoDebug& maybeSpace()
00071     {
00072         return *this;
00073     }
00074 };
00075 
00076 inline NoDebug debug()
00077 {
00078     return NoDebug();
00079 }
00080 
00081 inline NoDebug warning()
00082 {
00083     return NoDebug();
00084 }
00085 
00086 #endif /* #ifdef ENABLE_DEBUG */
00087 
00088 } // Tp
00089 
00090 #endif


Copyright © 2009 Collabora Ltd. and Nokia Corporation
Telepathy-Qt4 0.2.0