Mercurial > hg > orthanc-java

comparison Plugin/Mutex.cpp @ 0:3ecef5782f2c

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initial commit
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 18 Oct 2023 17:59:44 +0200
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children 1c407ba1d311
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-1:000000000000 0:3ecef5782f2c
1 /**
2 * SPDX-FileCopyrightText: 2023 Sebastien Jodogne, UCLouvain, Belgium
3 * SPDX-License-Identifier: GPL-3.0-or-later
4 */
5
6 /**
7 * Java plugin for Orthanc
8 * Copyright (C) 2023 Sebastien Jodogne, UCLouvain, Belgium
9 *
10 * This program is free software: you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation, either version 3 of the
13 * License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program. If not, see <http://www.gnu.org/licenses/>.
22 **/
23
24
25 #include "Mutex.h"
26
27 #include <stdexcept>
28
29 #if defined(_WIN32)
30
31 # include <windows.h>
32
33 struct Mutex::PImpl
34 {
35 CRITICAL_SECTION criticalSection_;
36 };
37
38 Mutex::Mutex()
39 {
40 pimpl_ = new PImpl;
41 ::InitializeCriticalSection(&pimpl_->criticalSection_);
42 }
43
44 Mutex::~Mutex()
45 {
46 ::DeleteCriticalSection(&pimpl_->criticalSection_);
47 delete pimpl_;
48 }
49
50 void Mutex::Lock()
51 {
52 ::EnterCriticalSection(&pimpl_->criticalSection_);
53 }
54
55 void Mutex::Unlock()
56 {
57 ::LeaveCriticalSection(&pimpl_->criticalSection_);
58 }
59
60
61 #elif defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__APPLE__) || defined(__FreeBSD__) || defined(__OpenBSD__)
62
63 # include <pthread.h>
64
65 struct Mutex::PImpl
66 {
67 pthread_mutex_t mutex_;
68 };
69
70 Mutex::Mutex()
71 {
72 pimpl_ = new PImpl;
73
74 if (pthread_mutex_init(&pimpl_->mutex_, NULL) != 0)
75 {
76 delete pimpl_;
77 throw std::runtime_error("Cannot create mutex");
78 }
79 }
80
81 Mutex::~Mutex()
82 {
83 pthread_mutex_destroy(&pimpl_->mutex_);
84 delete pimpl_;
85 }
86
87 void Mutex::Lock()
88 {
89 if (pthread_mutex_lock(&pimpl_->mutex_) != 0)
90 {
91 throw std::runtime_error("Cannot lock mutex");
92 }
93 }
94
95 void Mutex::Unlock()
96 {
97 if (pthread_mutex_unlock(&pimpl_->mutex_) != 0)
98 {
99 throw std::runtime_error("Cannot unlock mutex");
100 }
101 }
102
103 #else
104 # error Support your plateform here
105 #endif