[syslinux] Gfxboot COMBOOT module vs Ubuntu patches

[Sebastian Herbszt]

Pierre-Alexandre Meyer wrote:
> On Mon, Jul 13, 2009 at 12:17:28PM +0200, Sebastian Herbszt wrote:
>>> I was wondering where your Gfxboot version comes from. I know both Suse and
>>> Ubuntu have patches, not sure how they relate to your module though.
>>
>> Debian does ship pure syslinux. Ubuntu and SUSE both include Steffen's
>> syslinux-3.63.diff patch which implements an interface to gfxboot [1] and are both
>> still at syslinux-3.63.
> 
> Right, this one is the debian/11-suse_gfxboot.dpatch.
> 
>> The gfxboot module in syslinux/modules tries to implement the same interface but as
>> a COMBOOT module. It's based on the patch by Steffen and is intended to obsolete it.
> 
> I was wondering about Ubuntu extra patches. They seem to have three custom ones.
> Do you know if they are still relevant with your version?
> 
>   - debian/patches/12-ubuntu_localboot-gfxdone.dpatch:
>     + Make sure screen is cleared when using gfxboot.
> 
>   http://pub.mouraf.org/syslinux/gfxboot/12-ubuntu_localboot-gfxdone.dpatch
> 
>   - 13-ubuntu_com32_gfxboot.dpatch: Turn progress operations into no-ops
>     unless gfx_progress_init has been called. Fixes a crash when both
>     com32 and gfxboot are used, since loading a com32 object calls load_high
>     which calls gfx_progress_update.
> 
>   http://pub.mouraf.org/syslinux/gfxboot/13-ubuntu_com32_gfxboot.dpatch
> 
>   - 14-ubuntu_gfxboot_force_prompt.dpatch: Always prompt if a gfxboot
>     menu is set up.
> 
>   http://pub.mouraf.org/syslinux/gfxboot/14-ubuntu_gfxboot_force_prompt.dpatch

All change gfxboot.inc which my module replaces.

Steffen, you might want to take a look at those patches in case you want to update
SUSEs syslinux-3.63 package.

- Sebastian