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1 | // BotThreading.C -*- C++ -*- |
2 | // Copyright (c) 2008 Clinton Ebadi |
3 | |
4 | // This program is free software; you can redistribute it and/or modify |
5 | // it under the terms of the GNU General Public License as published by |
6 | // the Free Software Foundation; either version 2 of the License, or |
7 | // any later version. |
8 | |
9 | // This program is distributed in the hope that it will be useful, |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | // GNU General Public License for more details. |
13 | |
14 | // You should have received a copy of the GNU General Public License |
15 | // along with this program; if not, write to the Free Software |
16 | // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
17 | // 02110-1301, USA. |
18 | |
19 | #include "BotThreading.H" |
20 | |
21 | #ifdef MULTITHREAD |
22 | |
23 | #include <pthread.h> |
24 | #include <iostream> |
25 | |
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26 | BotMutex::BotMutex (bool recursive) |
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27 | { |
28 | pthread_t self = pthread_self (); |
29 | std::cerr << "Mutex Init..." |
30 | << " Mutex: " << &mutex |
31 | << " Thread: " << &self |
32 | << std::endl; |
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33 | pthread_mutexattr_init (&attrs); |
34 | |
35 | if (recursive) |
36 | pthread_mutexattr_settype (&attrs, PTHREAD_MUTEX_RECURSIVE); |
37 | |
38 | pthread_mutex_init (&mutex, &attrs); |
39 | |
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40 | } |
41 | |
42 | BotMutex::~BotMutex () |
43 | { |
44 | pthread_t self = pthread_self (); |
45 | std::cerr << "Mutex Destroy..." |
46 | << " Mutex: " << &mutex |
47 | << " Thread: " << &self |
48 | << std::endl; |
49 | pthread_mutex_destroy (&mutex); |
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50 | pthread_mutexattr_destroy (&attrs); |
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51 | } |
52 | |
53 | void BotMutex::lock () |
54 | { |
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55 | // pthread_t self = pthread_self (); |
56 | // std::cerr << "< Mutex Lock..." |
57 | // << " Mutex: " << &mutex |
58 | // << " Thread: " << &self |
59 | // << std::endl; |
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60 | pthread_mutex_lock (&mutex); |
61 | } |
62 | |
63 | void BotMutex::unlock () |
64 | { |
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65 | // pthread_t self = pthread_self (); |
66 | // std::cerr << "> Mutex Unlock..." |
67 | // << " Mutex: " << &mutex |
68 | // << " Thread: " << &self |
69 | // << std::endl; |
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70 | pthread_mutex_unlock (&mutex); |
71 | } |
72 | |
73 | #else // non threaded noops |
74 | |
75 | BotMutex::BotMutex () |
76 | { } |
77 | |
78 | BotMutex::~BotMutex () |
79 | { } |
80 | |
81 | void BotMutex::lock () |
82 | { } |
83 | |
84 | void BotMutex::unlock () |
85 | { } |
86 | |
87 | #endif // MULTITHREAD |
88 | |
89 | BotLock::BotLock (BotMutex & m) |
90 | : mutex(m) |
91 | { |
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92 | // pthread_t self = pthread_self (); |
93 | // std::cerr << "Lock Init..." |
94 | // << " Lock: " << this |
95 | // << " Mutex: " << &mutex |
96 | // << " Thread: " << &self |
97 | // << std::endl; |
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98 | mutex.lock (); |
99 | } |
100 | |
101 | BotLock::~BotLock () |
102 | { |
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103 | // pthread_t self = pthread_self (); |
104 | // std::cerr << "Lock Destroy..." |
105 | // << " Lock: " << this |
106 | // << " Mutex: " << &mutex |
107 | // << " Thread: " << &self |
108 | // << std::endl; |
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109 | mutex.unlock (); |
110 | } |