[BRLTTY] Footsteps towards better accessibility in Linux

[Samuel Thibault]

Aura Kelloniemi, le dim. 13 avril 2025 20:32:01 +0300, a ecrit:
> Hi Nicolas and the list,
> 
> On 2025-04-10 at 17:40 -0400, Nicolas Pitre <nico at fluxnic.net> wrote:
>  > On Wed, 9 Apr 2025, Nicolas Pitre wrote:
> 
>  > > On Fri, 4 Apr 2025, Aura Kelloniemi wrote:
>  > > 
>  > > > The main problem is that there are not enough function key entries in the
>  > > > kernel to have a binding for all possible combinations of regular keys and
>  > > > modifiers. And because people have different needs (some may want to have
>  > > > Shift-F1, while others would prefer Shift-Ctrl-Alt-Tab) there will be no
>  > > > universal solution until this limitation is lifted.
>  > > 
>  > > I'll try to have a look eventually.
> 
> Thank you very much!
> 
>  > Well, just for the function strings alone (excluding standard letter 
>  > mappings) the limit is 256 strings. The default table uses 28 string 
>  > entries only.
> 
> Yes, exactly.
> 
>  > Is this _really_ a limiting factor?
> 
> It is not, if everybody comes up with their custom solution, but it is, if we
> try to define all combinations supported by xterm and other compatible
> emulators. We cannot know what combinations are necessary and for whom.

But are all combinations actually supported in terminal sequences?

Samuel