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93 lines
2.6 KiB
93 lines
2.6 KiB
/* ============================================================
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*
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* This file is a part of digiKam project
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* http://www.digikam.org
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*
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* Date : 2006-06-11
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* Description : thread safe debugging.
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*
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* See B.K.O #133026: because kdDebug() is not thread-safe
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* we need to use a dedicaced debug statements in threaded
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* implementation to prevent crash.
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*
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* Copyright (C) 2006-2007 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* ============================================================ */
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// TQt includes.
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#include <tqmutex.h>
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// Local includes.
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#include "ddebug.h"
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#undef DDebug
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#undef kdDebug
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namespace Digikam
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{
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//static KStaticDeleter<TQMutex> deleter;
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static TQMutex *_ddebug_mutex_ = 0;
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Ddbgstream::Ddbgstream(kdbgstream stream)
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: kdbgstream(stream)
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{
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// using a static variable here - we can safely assume that kdDebug
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// is called at least once from the main thread before threads start.
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if (!_ddebug_mutex_)
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{
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// leak the mutex object for simplicity
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_ddebug_mutex_ = new TQMutex;
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//deleter.setObject(mutex, new TQMutex);
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//TDEGlobal::unregisterStaticDeleter(&deleter);
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}
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_ddebug_mutex_->lock();
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}
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Ddbgstream::~Ddbgstream()
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{
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_ddebug_mutex_->unlock();
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}
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Dndbgstream::Dndbgstream(kndbgstream stream)
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: kndbgstream(stream)
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{
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// using a static variable here - we can safely assume that kdDebug
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// is called at least once from the main thread before threads start.
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if (!_ddebug_mutex_)
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{
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// leak the mutex object for simplicity
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_ddebug_mutex_ = new TQMutex;
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//deleter.setObject(mutex, new TQMutex);
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//TDEGlobal::unregisterStaticDeleter(&deleter);
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}
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_ddebug_mutex_->lock();
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}
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Dndbgstream::~Dndbgstream()
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{
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_ddebug_mutex_->unlock();
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}
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} // namespace Digikam
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Digikam::Ddbgstream DDebug(int area) { return Digikam::Ddbgstream(kdDebug(area)); }
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Digikam::Ddbgstream DError(int area) { return Digikam::Ddbgstream(kdError(area)); }
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Digikam::Ddbgstream DWarning(int area) { return Digikam::Ddbgstream(kdWarning(area)); }
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Digikam::Dndbgstream DnDebug(int area) { return Digikam::Dndbgstream(kndDebug(area)); }
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