Mercurial > hg > orthanc
annotate Core/MultiThreading/Mutex.cpp @ 1288:6e7e5ed91c2d
upgrade to year 2015
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 05 Feb 2015 09:39:55 +0100 |
| parents | 1530ff8b8417 |
| children | afaa55d42ddd |
| rev | line source |
|---|---|
| 760 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
| 760 | 5 * |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 10 * | |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 22 * | |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
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Sebastien Jodogne <s.jodogne@gmail.com>
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33 #include "../PrecompiledHeaders.h" |
| 760 | 34 #include "Mutex.h" |
| 35 | |
| 36 #include "../OrthancException.h" | |
| 37 | |
| 38 #if defined(_WIN32) | |
| 39 #include <windows.h> | |
| 937 | 40 #elif defined(__linux) || defined(__FreeBSD_kernel__) || defined(__APPLE__) |
| 760 | 41 #include <pthread.h> |
| 42 #else | |
| 43 #error Support your platform here | |
| 44 #endif | |
| 45 | |
| 46 namespace Orthanc | |
| 47 { | |
| 48 #if defined (_WIN32) | |
| 49 | |
| 50 struct Mutex::PImpl | |
| 51 { | |
| 52 CRITICAL_SECTION criticalSection_; | |
| 53 }; | |
| 54 | |
| 55 Mutex::Mutex() | |
| 56 { | |
| 57 pimpl_ = new PImpl; | |
| 58 ::InitializeCriticalSection(&pimpl_->criticalSection_); | |
| 59 } | |
| 60 | |
| 61 Mutex::~Mutex() | |
| 62 { | |
| 63 ::DeleteCriticalSection(&pimpl_->criticalSection_); | |
| 64 delete pimpl_; | |
| 65 } | |
| 66 | |
| 67 void Mutex::Lock() | |
| 68 { | |
| 69 ::EnterCriticalSection(&pimpl_->criticalSection_); | |
| 70 } | |
| 71 | |
| 72 void Mutex::Unlock() | |
| 73 { | |
| 74 ::LeaveCriticalSection(&pimpl_->criticalSection_); | |
| 75 } | |
| 76 | |
| 77 | |
| 937 | 78 #elif defined(__linux) || defined(__FreeBSD_kernel__) || defined(__APPLE__) |
| 760 | 79 |
| 80 struct Mutex::PImpl | |
| 81 { | |
| 82 pthread_mutex_t mutex_; | |
| 83 }; | |
| 84 | |
| 85 Mutex::Mutex() | |
| 86 { | |
| 87 pimpl_ = new PImpl; | |
| 88 | |
| 89 if (pthread_mutex_init(&pimpl_->mutex_, NULL) != 0) | |
| 90 { | |
| 91 delete pimpl_; | |
| 92 throw OrthancException(ErrorCode_InternalError); | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 Mutex::~Mutex() | |
| 97 { | |
| 98 pthread_mutex_destroy(&pimpl_->mutex_); | |
| 99 delete pimpl_; | |
| 100 } | |
| 101 | |
| 102 void Mutex::Lock() | |
| 103 { | |
| 104 if (pthread_mutex_lock(&pimpl_->mutex_) != 0) | |
| 105 { | |
| 106 throw OrthancException(ErrorCode_InternalError); | |
| 107 } | |
| 108 } | |
| 109 | |
| 110 void Mutex::Unlock() | |
| 111 { | |
| 112 if (pthread_mutex_unlock(&pimpl_->mutex_) != 0) | |
| 113 { | |
| 114 throw OrthancException(ErrorCode_InternalError); | |
| 115 } | |
| 116 } | |
| 117 | |
| 118 #else | |
| 119 #error Support your plateform here | |
| 120 #endif | |
| 121 } |