bug#22802: guix system init installs grub.cfg gcroot to host

[Jookia]

On Mon, Mar 07, 2016 at 01:15:38PM +0100, Ludovic Courtès wrote:
> Jookia <address@hidden> skribis:
> > When running 'guix system init', GRUB requires a GC root to be placed in
> > /var/guix. When building a VM, this GC root is placed in 
> > <disk>/var/guix/gcroots
> > however while building a system on another drive, the GC root is placed on 
> > the
> > host's /var/guix/gcroots
>
> Indeed, good catch!
>
> I believe this is fixed with the patch below.  Can you confirm?

I can't easily confirm since I don't have a system I can 'init' to anymore, and
I've already fixed this in my set of GRUB patches so it'd also lock me out of
Libreboot on my actual machine if I did.

> Thanks,
> Ludo’.

Sorry,
Jookia.