Mercurial > hg > orthanc-wsi
view Framework/MultiThreading/Semaphore.h @ 151:fb8d4cd2f618
fix applications
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 17 Jul 2018 10:06:39 +0200 |
parents | Framework/Semaphore.h@442102e14933 |
children |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2018 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Affero General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #pragma once #include <boost/noncopyable.hpp> #include <boost/thread.hpp> namespace OrthancWSI { class Semaphore : public boost::noncopyable { private: unsigned int count_; boost::mutex mutex_; boost::condition_variable condition_; public: explicit Semaphore(unsigned int count); void Release(); void Acquire(); class Locker : public boost::noncopyable { private: Semaphore& that_; public: explicit Locker(Semaphore& that) : that_(that) { that_.Acquire(); } ~Locker() { that_.Release(); } }; }; }