Function ap_queue_info_try_get_idler

server/mpm_fdqueue.c:133–146

}

apr_status_t ap_queue_info_try_get_idler(fd_queue_info_t *queue_info)
{
    /* Don't block if there isn't any idle worker. */
    for (;;) {
        apr_uint32_t idlers = queue_info->idlers;
        if (idlers <= zero_pt) {
            return APR_EAGAIN;
        }
        if (apr_atomic_cas32(&queue_info->idlers, idlers - 1,
                             idlers) == idlers) {
            return APR_SUCCESS;
        }
    }
}

apr_status_t ap_queue_info_wait_for_idler(fd_queue_info_t *queue_info,
                                          int *had_to_block)