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/*
* thread.h
*
* See the README file for copyright information and how to reach the author.
*
*/
#ifndef __LIB_THREAD_H
#define __LIB_THREAD_H
#include "common.h"
//***************************************************************************
// Class cThread
//***************************************************************************
class cThread
{
public:
cThread(const char *Description = NULL, bool LowPriority = false);
virtual ~cThread();
void SetDescription(const char* Description, ...) __attribute__ ((format (printf, 2, 3)));
bool Start(int s = no);
bool Active();
void SetPriority(int priority);
void SetIOPriority(int priority);
static pid_t ThreadId();
private:
static void* StartThread(cThread *Thread);
bool active;
bool running;
pthread_t childTid;
pid_t childThreadId;
cMyMutex mutex;
char* description;
bool lowPriority;
int silent;
protected:
virtual void action() = 0;
void Lock() { mutex.Lock(); }
void Unlock() { mutex.Unlock(); }
bool Running() { return running; }
void Cancel(int WaitSeconds = 0);
};
class cCondWait
{
public:
cCondWait();
~cCondWait();
bool Wait(int TimeoutMs = 0);
void Signal();
static void SleepMs(int TimeoutMs);
private:
pthread_mutex_t mutex;
pthread_cond_t cond;
bool signaled;
};
class cCondVar
{
public:
cCondVar();
~cCondVar();
void Wait(cMyMutex &Mutex);
bool TimedWait(cMyMutex &Mutex, int TimeoutMs);
void Broadcast();
private:
pthread_cond_t cond;
};
//***************************************************************************
#endif // __LIB_THREAD_H
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