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Coin / include / Inventor / threads / SbCondVar.h

#ifndef COIN_SBCONDVAR_H
#define COIN_SBCONDVAR_H

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
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 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
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\**************************************************************************/

#include <Inventor/SbBasic.h>
#include <Inventor/SbTime.h>
#include <Inventor/C/threads/condvar.h>
#include <Inventor/threads/SbMutex.h>

class SbCondVar {
public:
  SbCondVar(void) { this->condvar = cc_condvar_construct(); }
  ~SbCondVar(void) { cc_condvar_destruct(this->condvar); }

  SbBool wait(SbMutex & mutex) { 
    return cc_condvar_wait(this->condvar, mutex.mutex) == CC_OK; 
  }
  SbBool timedWait(SbMutex & mutex, SbTime period) {
    return cc_condvar_timed_wait(this->condvar, mutex.mutex, period.getValue()) == CC_OK;
  }
  
  void wakeOne(void) { cc_condvar_wake_one(this->condvar); }
  void wakeAll(void) { cc_condvar_wake_all(this->condvar); }

private:
  cc_condvar * condvar;
};

#endif // !COIN_SBCONDVAR_H