Syscons and termcap

[Eir Nym]

On 9 November 2010 20:45, Ed Schouten <ed at 80386.nl> wrote:
> * Renato Botelho <rbgarga at gmail.com>, 20101109 17:08:
>> Well, few weeks ago I moved from ISO-8859-1 to UTF-8 on my Xorg
>> environment, and after reading this I decided to make a test.
>>
>> I rebuilt my 9.0-current (r215031) with option TEKEN_UTF8 in kernel
>> config, and after configure my syscons to use cp850-* fonts i can
>> see UTF-8 chars properly \o/
>
> Well, the point here is that it just performs some really hackish
> translation to CP437, not CP850, on the output path. It is really not
> robust. Copy-pasting is also broken because of it, because it pastes
> CP437 characters.
>
>> The only thing i cannot do here is to type chars with accent like áé
>> on console, because it seems to don't respect deadkeys, when I
>> press ' the char ' is show and never wait the next char to compose
>> a new one when necessary. Is it a knwon issue or i'm doing
>> something wrong?
>
> This is a known issue, since there is no translation from Unicode code
> points to UTF-8 sequences. In other words, if you press ë, the keyboard
> layer will properly send a 235 to Syscons, but instead of encoding it as
> 0xC3 0xA9, will just emit a single byte, having value 0xE9.
>
> Maybe a patch like this could already get that working, but it's just a
> quick hack.
>
>        http://80386.nl/pub/syscons-utf8.txt
>
> Greetings,
> --
>  Ed Schouten <ed at 80386.nl>
>  WWW: http://80386.nl/
>

Thanks Ed, I'll move back to CONS25 before I can load codepage into
kernel. I don't like to always see question marks instread normal
characters in SC_PIXEL_MODE.

PS: I prefer kernel console driver for some reasons.