On Thu, Sep 22, 2016 at 2:52 PM, Andrei Borzenkov <arvidj...@gmail.com>
wrote:

> 22.09.2016 21:08, Norman Shulman пишет:
> > You're right; this patch only works for a single fallback entry, which is
> > better than nothing.
> >
>
> Not really. If grub is currently booted using fallback entry, command
> should fail, not set the same entry again.
>
> > If you think nothing is better, then eliminating the first if-statement
> > leaves a patch that at least fixes the NUM case.
> >
>
> This will be wrong in case of "fallback" then.
>

Right, but it will boot the first entry, which may be better than a reboot
loop, which is what the current translation will do.


> > A working NUM case makes it possible to work around the inability to save
> > fallback. The example in "4.3.2 Booting fallback systems" can be
> rewritten
> > as
> >
> > title A
> > ...
> > savedefault 1
> >
> > title B
> > ...
> > savedefault 2
> >
> > which is functionally equivalent.
> >
> > I'll think about how to handle a fallback list, but it seems hard.
> >
> >
> > On Wed, Sep 21, 2016 at 11:31 PM, Andrei Borzenkov <arvidj...@gmail.com>
> > wrote:
> >
> >> 21.09.2016 23:23, Norman Shulman пишет:
> >>> I don't see how to open a bug in Bug Tracker, so I'm sending it to the
> >> list.
> >>>
> >>> Legacy savedefault saves the current entry as the default boot entry if
> >> no
> >>> argument is specified. The translation only saves the first word of a
> >>> multiword title.
> >>>
> >>> In addition, savedefault NUM and savedefault fallback are not
> supported.
> >>>
> >>> The attached patch to the latest git source fixes this.
> >>>
> >>
> >> $fallback can be list of entries, while $saved_entry is expected to be
> >> single menu entry. GRUB legacy documentation is unclear what "next
> >> fallback" means here and what happens if you do several consecutive
> >> "savedefault fallback" invocations, but it still explicitly says "next
> >> fallback entry", not "list of fallback entries".
> >>
> >
> >
> >
>
>


-- 
Norman Shulman
Sr. Developer/Architect
N-Dimension Solutions Inc.
9030 Leslie St, Unit 300
Richmond Hill, ON L4B 1G2
Canada

Tel: 905 707-8884 x 226
Fax: 905 707-0886

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