bug#13752: Suggestions regarding the minibuffer

[Juri Linkov]

>> 1. Would it be possible to add a property to error symbols that would 
>> prevent the error
>> message from appearing in the mini-buffer? I see little utility in  messages 
>> such a "End
>> of buffer", "Beginning of buffer" and "Text read-only". It could be seen as
>> implementation logic leaking into UI.
>
> Hm.  I thought that the introduction of `set-message-function' would
> allow users to filter messages like this, but
>
> (setq set-message-function (lambda (string)
>                            'no))
>
> only seems to inhibit messages from `message', not from `signal'?  I'm
> having some difficulty tracing the logic here...  Anybody know whether
> this is by design?

This looks like a new feature request :-)  If this can't be implemented
using the existing signal-hook-function or signaling-function,
maybe then a new set-signal-function could be added?