/usr/include/Inventor/threads/SbMutex.h is in libcoin60-dev 3.1.3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | #ifndef COIN_SBMUTEX_H
#define COIN_SBMUTEX_H
/**************************************************************************\
*
* This file is part of the Coin 3D visualization library.
* Copyright (C) by Kongsberg Oil & Gas Technologies.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* ("GPL") version 2 as published by the Free Software Foundation.
* See the file LICENSE.GPL at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using Coin with software that can not be combined with the GNU
* GPL, and for taking advantage of the additional benefits of our
* support services, please contact Kongsberg Oil & Gas Technologies
* about acquiring a Coin Professional Edition License.
*
* See http://www.coin3d.org/ for more information.
*
* Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
* http://www.sim.no/ sales@sim.no coin-support@coin3d.org
*
\**************************************************************************/
#include <Inventor/SbBasic.h>
#include <Inventor/C/threads/mutex.h>
class SbMutex {
public:
SbMutex(void) { this->mutex = cc_mutex_construct(); }
~SbMutex() { cc_mutex_destruct(this->mutex); }
int lock(void) {
cc_mutex_lock(this->mutex);
/* Useless return, here just for compatibility with TGS'
SbThreadMutex API: */
return 0;
}
SbBool tryLock(void) {
return cc_mutex_try_lock(this->mutex) == CC_OK;
}
int unlock(void) {
cc_mutex_unlock(this->mutex);
/* Useless return, here just for compatibility with TGS'
SbThreadMutex API: */
return 0;
}
private:
// FIXME: we need access to C mutex structur. Should we use friend,
// or should we add a new public method to get to this structure?
// pederb, 2002-06-26
friend class SbCondVar;
cc_mutex * mutex;
};
#ifndef COIN_INTERNAL
// For TGS Inventor compile-time compatibility.
#include <Inventor/threads/SbThreadAutoLock.h>
#endif // COIN_INTERNAL
#endif // !COIN_SBMUTEX_H
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