[BRLTTY] Unicode braille patterns

[Lars Bjørndal]

On Thu, Oct 22, 2020 at 01:00:38AM -0400, Nicolas Pitre wrote:
> On Wed, 21 Oct 2020, Dave Mielke wrote:
> 
> > [quoted lines by Lars Bjørndal on 2020/10/21 at 21:23 +0200]
> > 
> > >I'm working on a project where I need to be able to quickly distinguish
> > >between normal letters and braille patterns in the range 0x2800-0x28FF on
> > >the braille display, with BRLTTY in the console. On
> > >my system, 0x2801 is displayed as dot 1, like a normal a. It's ok if it's
> > >displayed as a question mark or whatever, just for this project. Is
> > >there a simple solution?
> > 
> > I'm not sure what you're trying to do. Brltty shows the right symbols for the
> > braille patterns. Why should it be doing somethign different with them?
> 
> I think he wants to distinguish a braille 'a' from the regular letter 
> 'a'. Right now they're indistinguishable unless you use DESCCHAR on the 
> whole screen.
> 
> My initial thought was to remove the definition for those unicode 
> braille characters from the braille table, but there doesn't seem to be 
> any such definition.
> 
> So the quick solution would be to execute brltty with the
> -X lx:unicode=no argument to disable unicode altogether. But then you 
> won't be able to use DESCCHAR to identify them either.

Ah thank you so much! I'll try that.