Re: grub-mkconfig fails on every non i386-pc because of gfxterm/vbe

[Vladimir 'phcoder' Serbinenko]

On Thu, Jun 4, 2009 at 12:11 AM, Felix Zielcke<address@hidden> wrote:
> Am Mittwoch, den 03.06.2009, 16:55 -0400 schrieb Pavel Roskin:
>> On Wed, 2009-06-03 at 11:43 +0200, Felix Zielcke wrote:
>> > I wonder why nobody on this list noticed this yet.
>> > Jordi reported this already on Debian a while ago [0]
>> >
>> > It fails with `No suitable backend could be found for gfxterm.'
>> > The problem is that gfxterm is used when nothing is explicitly specified
>> > and the fonts were compiled, but the fails because vbe.mod only gets
>> > compiled for i386-pc whereas gfxterm.mod gets compiled for every arches.
>>
>> It looks like a conflict between grub-mkconfig and 00_header.
>> grub-mkconfig sets GRUB_TERMINAL_OUTPUT to gfxterm because gfxterm.mod
>> is present, but 00_header refuses to use it because vbe.mod is absent.
>>
>> Or maybe Debian sets GRUB_TERMINAL_OUTPUT to gfxterm somewhere.
>
> No, by default we don't set GRUB_TERMINAL_OUTPUT at all.
The correct solution would be to check the presence of graphical
backend and base the default on it. Or even better is to make the
default depend on platform. It would solve the situations in which
video backend is available but known to cause problems
>
>> > I suggest as Jordi to just change the `exit 1' to ´exit 0' and telling
>> > the user that it falls back to native terminal:
>>
>> I believe it's a wrong fix, as it would not prevent adding the gfxterm
>> code to grub.cfg.
>
> Yes it won't. It would only prevent it from completely failing if
> gfxterm isn't avaible.
>
>> I believe the fix belongs to grub-mkconfig (if it's not a Debian
>> specific issue).  Setting defaults in grub-mkconfig should be done very
>> carefully, as the numbered scripts treat those defaults as explicit
>> requests by the user.
>
> So you would prefer something like the attached patch?
> Though then we'll need to tell people to explicit enable gfxterm.
>
> --
> Felix Zielcke
>
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>



-- 
Regards
Vladimir 'phcoder' Serbinenko