Mercurial > hg > orthanc-java
diff Plugin/Mutex.cpp @ 0:3ecef5782f2c
initial commit
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Wed, 18 Oct 2023 17:59:44 +0200 |
parents | |
children | 1c407ba1d311 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Plugin/Mutex.cpp Wed Oct 18 17:59:44 2023 +0200 @@ -0,0 +1,105 @@ +/** + * SPDX-FileCopyrightText: 2023 Sebastien Jodogne, UCLouvain, Belgium + * SPDX-License-Identifier: GPL-3.0-or-later + */ + +/** + * Java plugin for Orthanc + * Copyright (C) 2023 Sebastien Jodogne, UCLouvain, Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU 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 + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#include "Mutex.h" + +#include <stdexcept> + +#if defined(_WIN32) + +# include <windows.h> + +struct Mutex::PImpl +{ + CRITICAL_SECTION criticalSection_; +}; + +Mutex::Mutex() +{ + pimpl_ = new PImpl; + ::InitializeCriticalSection(&pimpl_->criticalSection_); +} + +Mutex::~Mutex() +{ + ::DeleteCriticalSection(&pimpl_->criticalSection_); + delete pimpl_; +} + +void Mutex::Lock() +{ + ::EnterCriticalSection(&pimpl_->criticalSection_); +} + +void Mutex::Unlock() +{ + ::LeaveCriticalSection(&pimpl_->criticalSection_); +} + + +#elif defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__APPLE__) || defined(__FreeBSD__) || defined(__OpenBSD__) + +# include <pthread.h> + +struct Mutex::PImpl +{ + pthread_mutex_t mutex_; +}; + +Mutex::Mutex() +{ + pimpl_ = new PImpl; + + if (pthread_mutex_init(&pimpl_->mutex_, NULL) != 0) + { + delete pimpl_; + throw std::runtime_error("Cannot create mutex"); + } +} + +Mutex::~Mutex() +{ + pthread_mutex_destroy(&pimpl_->mutex_); + delete pimpl_; +} + +void Mutex::Lock() +{ + if (pthread_mutex_lock(&pimpl_->mutex_) != 0) + { + throw std::runtime_error("Cannot lock mutex"); + } +} + +void Mutex::Unlock() +{ + if (pthread_mutex_unlock(&pimpl_->mutex_) != 0) + { + throw std::runtime_error("Cannot unlock mutex"); + } +} + +#else +# error Support your plateform here +#endif