Re: Emacs puts binary junk into the clipboard, marking it as text

[Jan Djärv]

Kenichi Handa skrev:
> In article <address@hidden>, "Jan D." <address@hidden> writes:
>
> > I've checked in a fix that changes UTF8_STRING to STRING if the data 
> > doesn't look like UTF8.  However, this might give errors too.  The only 
> > way to be sure to copy raw binary data correctly is by adding a new type 
> > (like application-specific/octet-stream).   But if we do that, nobody 
> > will be able to get data from Emacs, as such a type is not standard and 
> > unsupported.  Copy-paste with raw binary data is just something most 
> > apps don't do.
>
> AFAIK, only when TEXT is requested, an selection owner can
> choose the returning type from STRING, COMPOUND_TEXT, or
> UTF8_STRING.  When UTF8_STRING is requested, we should
> return it or return nothing.
>
> And, if Emacs owns a unibyte string, perhaps the right thing
> is to make it multibyte according to the current
> lang. env. (by string-make-multibyte) at first, then encode
> it by utf-8.

What would that do to illegal UTF-8 sequences in the original unibyte string? 
 I.e. will this procedure always produce valid UTF-8 data?

        Jan D.