105 lines
3.0 KiB
C++
105 lines
3.0 KiB
C++
/****************************************************************************
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __ANDROIDCRITICALSECTION_H__
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#define __ANDROIDCRITICALSECTION_H__
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#include "core/types.h"
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#include "core/sysfunc.h"
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#include <pthread.h>
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#define NEBULA3_USER_CRITICAL_SECTION 0
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//------------------------------------------------------------------------------
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namespace Android
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{
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class AndroidCriticalSection
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{
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public:
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/// constructor
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AndroidCriticalSection();
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/// destructor
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~AndroidCriticalSection();
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/// enter the critical section
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void Enter() const;
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/// leave the critical section
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void Leave() const;
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private:
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mutable pthread_mutex_t mutex;
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};
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#if !NEBULA3_USER_CRITICAL_SECTION
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//------------------------------------------------------------------------------
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/**
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*/
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inline
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AndroidCriticalSection::AndroidCriticalSection()
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{
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pthread_mutexattr_t mutexAttrs;
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pthread_mutexattr_init(&mutexAttrs);
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pthread_mutexattr_settype(&mutexAttrs, PTHREAD_MUTEX_RECURSIVE); // allow nesting
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int res = pthread_mutex_init(&this->mutex, &mutexAttrs);
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n_assert(0 == res);
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pthread_mutexattr_destroy(&mutexAttrs);
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}
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//------------------------------------------------------------------------------
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/**
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*/
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inline
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AndroidCriticalSection::~AndroidCriticalSection()
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{
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int res = pthread_mutex_destroy(&this->mutex);
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n_assert(0 == res);
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}
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//------------------------------------------------------------------------------
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/**
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*/
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inline void
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AndroidCriticalSection::Enter() const
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{
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pthread_mutex_lock(&this->mutex);
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}
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//------------------------------------------------------------------------------
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/**
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*/
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inline void
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AndroidCriticalSection::Leave() const
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{
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pthread_mutex_unlock(&this->mutex);
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}
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#else
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#endif
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};
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#endif
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//------------------------------------------------------------------------------
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