Re: Surrogate pairs for addwstr?

[Thomas Dickey]

On Mon, Oct 11, 2021 at 03:05:49PM +1100, Tim Allen wrote:
> On Sun, Oct 10, 2021 at 11:38:22AM -0400, Bill Gray wrote:
> >    The other way to put this would be to ask : if you're on a
> > system with 32-bit wchar_ts,  what should happen for this line?
> > 
> >   mvaddwstr( 0, 2, L"\xd83d\xdd1e Treble clef with a surrogate pair");
> 
> Honestly, what I'd *expect* to happen is a compile-time or run-time
> error. This is what, for example, Rust does:

no - in curses, you'd get a blank (or the replacement character if appropriate)

> Printing gibberish is never particularly helpful, but encouraging people

in the case being discussed, it's giving a blank.

whether that's appropriate largely depends on how the underlying system
libraries prefer to treat surrogate pairs :-)

...in any case, if it's as described and observed, it goes into my to-do
list - a nuisance but not critical -

        https://invisible-island.net/personal/self-service.html

-- 
Thomas E. Dickey <dickey@invisible-island.net>
https://invisible-island.net
ftp://ftp.invisible-island.net

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