58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
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/*
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* Copyright 2011, Ben Langmead <langmea@cs.jhu.edu>
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*
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* This file is part of Bowtie 2.
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*
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* Bowtie 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Bowtie 2 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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* You should have received a copy of the GNU General Public License
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* along with Bowtie 2. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef THREADING_H_
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#define THREADING_H_
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#include <iostream>
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#include "tinythread.h"
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#include "fast_mutex.h"
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#ifdef NO_SPINLOCK
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# define MUTEX_T tthread::mutex
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#else
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# define MUTEX_T tthread::fast_mutex
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#endif /* NO_SPINLOCK */
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/**
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* Wrap a lock; obtain lock upon construction, release upon destruction.
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*/
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class ThreadSafe {
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public:
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ThreadSafe(MUTEX_T* ptr_mutex, bool locked = true) {
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if(locked) {
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this->ptr_mutex = ptr_mutex;
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ptr_mutex->lock();
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}
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else
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this->ptr_mutex = NULL;
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}
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~ThreadSafe() {
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if (ptr_mutex != NULL)
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ptr_mutex->unlock();
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}
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private:
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MUTEX_T *ptr_mutex;
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};
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#endif
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