SbThreadAutoLock.h Source File

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SbThreadAutoLock.h
1 #ifndef COIN_SBTHREADAUTOLOCK_H
2 #define COIN_SBTHREADAUTOLOCK_H
3
4 /**************************************************************************\
5 *
6 * This file is part of the Coin 3D visualization library.
7 * Copyright (C) by Kongsberg Oil & Gas Technologies.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * ("GPL") version 2 as published by the Free Software Foundation.
12 * See the file LICENSE.GPL at the root directory of this source
13 * distribution for additional information about the GNU GPL.
14 *
15 * For using Coin with software that can not be combined with the GNU
16 * GPL, and for taking advantage of the additional benefits of our
17 * support services, please contact Kongsberg Oil & Gas Technologies
18 * about acquiring a Coin Professional Edition License.
19 *
20 * See http://www.coin3d.org/ for more information.
21 *
22 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24 *
25 \**************************************************************************/
26
27 #include <Inventor/threads/SbThreadMutex.h>
28 #include <Inventor/threads/SbMutex.h>
29
30 class SbThreadAutoLock
31 {
32 protected:
33 SbMutex * mutex;
34 SbThreadMutex * recmutex;
35
36 public:
37 SbThreadAutoLock(SbMutex * mutexptr) {
38 this->mutex = mutexptr;
39 this->mutex->lock();
40 this->recmutex = NULL;
41 }
42 SbThreadAutoLock(SbThreadMutex * mutexptr) {
43 this->recmutex = mutexptr;
44 this->recmutex->lock();
45 this->mutex = NULL;
46 }
47
48 ~SbThreadAutoLock() {
49 if (this->mutex) this->mutex->unlock();
50 if (this->recmutex) this->recmutex->unlock();
51 }
52 };
53
54 #endif // !COIN_SBTHREADAUTOLOCK_H
SbMutex
A basic class for managing a mutex.This class provides a portable framework around the mutex interfac...
Definition: SbMutex.h:30
SbMutex::unlock
int unlock(void)
Definition: SbMutex.h:46
SbThreadAutoLock::~SbThreadAutoLock
~SbThreadAutoLock()
Definition: SbThreadAutoLock.h:48
SbThreadAutoLock
Simple convenience class for locking access to a function.This class provides a simple convenience me...
Definition: SbThreadAutoLock.h:30
SbMutex::lock
int lock(void)
Definition: SbMutex.h:35
SbThreadAutoLock::SbThreadAutoLock
SbThreadAutoLock(SbMutex *mutexptr)
Definition: SbThreadAutoLock.h:37
SbThreadAutoLock::recmutex
SbThreadMutex * recmutex
Definition: SbThreadAutoLock.h:34
SbThreadAutoLock::SbThreadAutoLock
SbThreadAutoLock(SbThreadMutex *mutexptr)
Definition: SbThreadAutoLock.h:42

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