/*******************************************************************************
* BRWLock.h BRWLock Classes
* T.Barnaby, BEAM Ltd, 3/07/03
* Copyright (c) 2012 All Right Reserved, Beam Ltd, http://www.beam.ltd.uk
*******************************************************************************
*/
#ifndef BRWLOCK_H
#define BRWLOCK_H 1
#include <pthread.h>
/// thread read-write locks
class BRWLock {
public:
BRWLock();
BRWLock(const BRWLock& rwlock);
~BRWLock();
int rdLock(); ///< Set lock, wait if necessary
int tryRdLock(); ///< Test the lock
int wrLock(); ///< Set lock, wait if necessary
int tryWrLock(); ///< Test the lock
int unlock(); ///< Unlock the lock
BRWLock& operator=(const BRWLock& rwlock);
private:
pthread_rwlock_t olock;
};
#endif