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1 /* -*- mode: C++; indent-tabs-mode: nil; -*- |
1 /* -*- mode: C++; indent-tabs-mode: nil; -*- |
2 * |
2 * |
3 * This file is a part of LEMON, a generic C++ optimization library. |
3 * This file is a part of LEMON, a generic C++ optimization library. |
4 * |
4 * |
5 * Copyright (C) 2003-2012 |
5 * Copyright (C) 2003-2013 |
6 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
6 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
7 * (Egervary Research Group on Combinatorial Optimization, EGRES). |
7 * (Egervary Research Group on Combinatorial Optimization, EGRES). |
8 * |
8 * |
9 * Permission to use, modify and distribute this software is granted |
9 * Permission to use, modify and distribute this software is granted |
10 * provided that this copyright notice appears in all copies. For |
10 * provided that this copyright notice appears in all copies. For |
31 |
31 |
32 #if defined(LEMON_USE_PTHREAD) |
32 #if defined(LEMON_USE_PTHREAD) |
33 class Lock { |
33 class Lock { |
34 public: |
34 public: |
35 Lock() { |
35 Lock() { |
36 pthread_mutex_init(&_lock, 0); |
36 pthread_mutex_init(&_lock, 0); |
37 } |
37 } |
38 ~Lock() { |
38 ~Lock() { |
39 pthread_mutex_destroy(&_lock); |
39 pthread_mutex_destroy(&_lock); |
40 } |
40 } |
41 void lock() { |
41 void lock() { |
42 pthread_mutex_lock(&_lock); |
42 pthread_mutex_lock(&_lock); |
43 } |
43 } |
44 void unlock() { |
44 void unlock() { |
45 pthread_mutex_unlock(&_lock); |
45 pthread_mutex_unlock(&_lock); |
46 } |
46 } |
47 |
47 |
48 private: |
48 private: |
49 pthread_mutex_t _lock; |
49 pthread_mutex_t _lock; |
50 }; |
50 }; |
55 public: |
55 public: |
56 Lock() {} |
56 Lock() {} |
57 ~Lock() {} |
57 ~Lock() {} |
58 void lock() {} |
58 void lock() {} |
59 void unlock() {} |
59 void unlock() {} |
60 }; |
60 }; |
61 #endif |
61 #endif |
62 } |
62 } |
63 } |
63 } |
64 |
64 |
65 #endif |
65 #endif |