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3bccd1d7 PG |
1 | /* |
2 | * Copyright (C) 2008 Patrik Gornicz, Gornicz_P (at) hotmail (dot) com. | |
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 3 of the License, or | |
7 | * (at your option) 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, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | ||
18 | #include "Mutex.h" | |
19 | ||
20 | #include <SDL/SDL.h> | |
21 | ||
22 | Mutex::Mutex() | |
23 | : m_pSDL_mutex(NULL) | |
24 | { | |
25 | ||
26 | } | |
27 | Mutex::~Mutex() | |
28 | { | |
29 | ||
30 | } | |
31 | ||
32 | void Mutex::init() | |
33 | { | |
34 | m_pSDL_mutex = SDL_CreateMutex(); | |
35 | } | |
36 | void Mutex::clean() | |
37 | { | |
38 | SDL_DestroyMutex(m_pSDL_mutex); | |
39 | m_pSDL_mutex = NULL; | |
40 | } | |
41 | ||
42 | bool Mutex::IsValid() | |
43 | { | |
44 | return NULL != m_pSDL_mutex; | |
45 | } | |
46 | ||
47 | void Mutex::Lock() | |
48 | { | |
49 | if(IsValid()) | |
50 | SDL_mutexP(m_pSDL_mutex); | |
51 | } | |
52 | void Mutex::Unlock() | |
53 | { | |
54 | if(IsValid()) | |
55 | SDL_mutexV(m_pSDL_mutex); | |
56 | } |