On Mon, Mar 12, 2018 at 07:43:39PM +0100, Thorsten Wilms wrote:
>Hi once again,
>
>There's a convenient dual-booting solution that I think hasn't been 
>mentioned in these circles. You can let Grub2 offer an item that will 
>load another grub.cfg.
>
>In my case, that's a Grub installed from Ubuntu, with a menu that will 
>be updated in sync with kernel installation/removal, plus one "Guix 
>SD" item that will lead to the known Guix SD menu, also always 
>up-to-date, without an actual second Grub installation.
>
>No manual updating, no chain-loading of one or the other from an 
>independent third Grub.
>
>Guix SD: /etc/config.scm, in operating-system:
>----
>(bootloader (bootloader-configuration (bootloader (bootloader (inherit 
>grub-bootloader) (installer #~(const #t))))))
>----

Very nice indeed! Thanks for sharing.

S_@