43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
/*! \file pimutex.h
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* \brief Mutex
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*/
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/*
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PIP - Platform Independent Primitives
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Mutex
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Ivan Pelipenko peri4ko@yandex.ru, Andrey Bychkov work.a.b@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser 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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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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PIMUTEX_H
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#define PIMUTEX_H
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#include "piinit.h"
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class PIP_EXPORT PIMutexLocker
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{
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public:
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PIMutexLocker(PIMutex & m, bool condition = true): mutex(m), cond(condition) {if (cond) mutex.lock();}
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~PIMutexLocker() {if (cond) mutex.unlock();}
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PIMutexLocker(const PIMutexLocker&) = delete;
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PIMutexLocker& operator=(const PIMutexLocker&) = delete;
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private:
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PIMutex & mutex;
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std::atomic_bool cond;
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};
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#endif // PIMUTEX_H
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