Function pthread_setcancelstate

components/libc/posix/pthreads/pthread.c:1311–1331

* @brief Sets the cancelability state of the calling thread. * * The `pthread_setcancelstate` function allows a thread to enable or disable its ability to be canceled * by another thread. Cancelability determines if and when a thread responds to a cancellation request. * * @param[in] state * The new cancelability state for the calling thread. Possible values: * - `PTHREAD_CANCEL_ENABLE`

 * @see pthread_cancel, pthread_setcanceltype
 */
int pthread_setcancelstate(int state, int *oldstate)
{
    _pthread_data_t *ptd;

    if (rt_thread_self() == NULL) return EINVAL;

    /* get pthread data from pthread_data of thread */
    ptd = (_pthread_data_t *)rt_thread_self()->pthread_data;
    RT_ASSERT(ptd != RT_NULL);

    if ((state == PTHREAD_CANCEL_ENABLE) || (state == PTHREAD_CANCEL_DISABLE))
    {
        if (oldstate)
            *oldstate = ptd->cancelstate;
        ptd->cancelstate = state;

        return 0;
    }

    return EINVAL;
}
RTM_EXPORT(pthread_setcancelstate);

/**