Function lwp_tty_register

components/lwp/terminal/tty_device.c:306–337

register TTY device */

/* register TTY device */
rt_err_t lwp_tty_register(lwp_tty_t terminal, const char *name)
{
    rt_err_t rc = -RT_ENOMEM;
    const char *tty_name;
    char *alloc_name;

    if (terminal->t_devsw->tsw_flags & TF_NOPREFIX)
    {
        alloc_name = RT_NULL;
        tty_name = name;
    }
    else
    {
        alloc_name = alloc_device_name(name);
        tty_name = alloc_name;
    }

    if (tty_name)
    {
        device_setup(terminal);
        rc = rt_device_register(&terminal->parent, tty_name, 0);
        if (rc == RT_EOK)
        {
            terminal->parent.fops = &tty_file_ops;

            LOG_D("%s() /dev/%s device registered", __func__, tty_name);
        }

        rt_free(alloc_name);
    }
    return rc;
}

static void tty_init_termios(lwp_tty_t tp)
{