rlthread.h

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/***************************************************************************
                          rlthread.h  -  description
                             -------------------
    begin                : Tue Jan 02 2001
    copyright            : (C) 2001 by Rainer Lehrig
    email                : lehrig@t-online.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This library is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE as        *
 *   published by the Free Software Foundation                             *
 *                                                                         *
 ***************************************************************************/
#ifndef _RL_THREAD_H_
#define _RL_THREAD_H_

#include "rldefine.h"
#include "rlwthread.h"

class rlThread;

typedef struct
{
  rlThread *thread;
  void     *user;
  int      running;
}
THREAD_PARAM;

class rlThread
{
public:
  rlThread(int max_semphore=1000);
  virtual ~rlThread();
  int create(void *(*func)(void*), void *argument);

  int trylock();

  int lock();

  int unlock();

  int waitSemaphore();

  int incrementSemaphore();

  int join(void **status);

  int cancel();

  void threadExit(void *status);

  pthread_t       tid;
  pthread_attr_t  attr;
  pthread_mutex_t mutex;
  WSEMAPHORE      semaphore;
private:
  THREAD_PARAM    arg;
};

class rlMutex
{
public:
  rlMutex(const pthread_mutexattr_t *attr = NULL);
  virtual ~rlMutex();

  int trylock();

  int lock();

  int unlock();

  pthread_mutex_t mutex;
};

class rlSemaphore
{
public:
  rlSemaphore(int max_semaphore = 1000);
  virtual ~rlSemaphore();

  int waitSemaphore();

  int incrementSemaphore();

  WSEMAPHORE      semaphore;
};

#endif