Function lwp_waitpid_kick

components/lwp/lwp_pid.c:1352–1357

* @brief Wakes up processes waiting for a child process status change * * @param[in] parent Parent process to notify * @param[in] self_lwp Child process that triggered the wakeup * * @return rt_err_t Returns RT_EOK on success * * @note Uses wait queue to notify parent process about child status changes */

 * @note Uses wait queue to notify parent process about child status changes
 */
rt_err_t lwp_waitpid_kick(rt_lwp_t parent, rt_lwp_t self_lwp)
{
    /* waker provide the message mainly through its lwp_status */
    rt_wqueue_wakeup(&parent->waitpid_waiters, self_lwp);
    return RT_EOK;
}

/**
 * @brief Waitpid handle structure for process status change notifications