C++ (Cpp) ThreadPool::GetStop Examples

Example #1

File: threadpool.cpp Project: vagabond1132/Code

void * ThreadPool::TerminalCheck(void* arg)
{
    Thread * thread = (Thread*)arg;
    if(NULL == thread || NULL == thread->m_pool)
    {
        return NULL;
    }
    ThreadPool * pool = thread->m_pool;
    while((false == pool->GetStop()) || pool->TotalThreads() >0 )
    {
        pool->SendSignal();

        usleep(IDLE_CHECK_POLL_EMPTY);
    }
    //pool->TerminalCondSignal();
    return 0;
}

Example #2

File: threadpool.cpp Project: vagabond1132/Code

void * ThreadPool::WapperFun(void*arg)
{
    Thread * thread = (Thread*)arg;
    if(NULL == thread || NULL == thread->m_pool)
    {
        return NULL;
    }
    ThreadPool * pool = thread->m_pool;
    pool->IncreaseTotalNum();
    struct timespec abstime;
    memset(&abstime, 0, sizeof(abstime));
    while(1)
    {
        if(0 != thread->task.fun)
        {
            thread->task.fun(thread->task.data);
        }

        if( true == pool->GetStop() )
        {
            break; //确定当前任务执行完毕后再判定是否退出线程
        }
        pthread_mutex_lock( &thread->m_mutex );
        pool->SaveIdleThread(thread); //将线程加入到空闲队列中
        abstime.tv_sec = time(0) + THREAD_WAIT_TIME_OUT;
        abstime.tv_nsec = 0;
        if(ETIMEDOUT  == pthread_cond_timedwait( &thread->m_cond, &thread->m_mutex, &abstime )) //等待线程被唤醒 或超时自动退出
        {
            pthread_mutex_unlock( &thread->m_mutex );
            break;
        }
        pthread_mutex_unlock( &thread->m_mutex );
    }

    pool->LockMutex();
    pool->DecreaseTotalNum();
    if(thread != NULL)
    {
        pool->RemoveThread(thread);
        delete thread;
        thread = NULL;
    }
    pool->UnlockMutex();
    return 0;
}