GNU bug report logs - #26396
25.1; char-displayable-p on a latin1 tty

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Message #41 received at 26396 <at> debbugs.gnu.org (full text, mbox):

From: Kevin Ryde <user42_kevin <at> yahoo.com.au>
To: 26396 <at> debbugs.gnu.org
Cc: Paul Eggert <eggert <at> cs.ucla.edu>
Subject: Re: bug#26396: 25.1; char-displayable-p on a latin1 tty
Date: Fri, 14 Apr 2017 13:01:52 +1000

Paul Eggert <eggert <at> cs.ucla.edu> writes:
>
> It depends on whether the console is in UTF-8 mode.  If so, send UTF-8;
> if not, send a byte that is transformed according to the current
> mapping table into a Unicode value.  I hope we don't need to bother
> with the latter possibility.

The latter is just terminal-coding-system though is it?, which is what
happens now.  Would char-displayable-p always check encodable and then
ponder what further the kernel ioctls can say about viewable glphs.

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