bug#38645: 26.3; minibuffer input is called with multi-line window when multi-line message is shown

[martin rudalics]

> I hope the following alternative patch will answer that question.

It cleanly fixes the OP's problem.  Did you check whether any of the
other clear_message calls would need a similar treatment?

> +        /* The case where minibuffer-message-timeout is a number
> +           was already handled near the beginning of this function.  */

Can you tell where?  I didn't find it.

Thanks, martin