Function thread_run

libcpu/sim/posix/cpu_port.c:150–181

}

static void *thread_run(void *parameter)
{
    rt_thread_t tid;
    thread_t *thread;
    thread = THREAD_T(parameter);
    int res;

    /* set signal mask, mask the timer! */
    signal_mask();

    thread->status = SUSPEND_LOCK;
    TRACE("pid <%08x> stop on sem...\n", (unsigned int)(thread->pthread));
    sem_wait(&thread->sem);

    tid = rt_thread_self();
    TRACE("pid <%08x> tid <%s> starts...\n", (unsigned int)(thread->pthread),
          tid->parent.name);
    thread->rtthread = tid;
    thread->task(thread->para);
    TRACE("pid <%08x> tid <%s> exit...\n", (unsigned int)(thread->pthread),
          tid->parent.name);
    thread->exit();

    /*TODO:
     * 最后一行的pthread_exit永远没有机会执行，这是因为在threead->exit函数中
     * 会发生线程切换，并永久将此pthread线程挂起，所以更完美的解决方案是在这
     * 里发送信号给主线程，主线程中再次唤醒此线程令其自动退出。
     */
    //sem_destroy(&thread->sem);

    pthread_exit(NULL);
}
static int thread_create(
    thread_t *thread, void *task, void *parameter, void *pexit)
{