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Re: Multiboot usage



On 8/20/14, Rusi Mody <rustompmody@gmail.com> wrote:

>> Any suggestions as to what to do. I've looked at several web pages about
>> this and most seem out of date & I'm apprehensive about directly editing
>> the grub.cfg file as it says to NOT do that.
>> Thanks!
>> John
>
> My impression (from the grub mailing lists) is that editing grub.cfg is
> not such a big deal.  The guys who make a noise about it are the distro
> guys not the grub guys.
>
> Of course if you dont know how to use an editor and/or the
> command-line looks like incomprehensible gobbledy-gook... you better listen
> to the distro folks!
>
> Heres my question to the grub list:
>
> https://lists.gnu.org/archive/html/help-grub/2011-01/msg00017.html
>
> The answers that are actually useful are from Jordan Uggla; leave the rest!


A question and then I ramble, in part with how this question came up.

grub-mkconfig -o <path-to-grub.cfg>

Can that be used somehow related to the question being asked here? Or
maybe is there some special case use where that would come in handy
for someone who wants the file to follow a path somewhere besides
/boot/grub/grub.cfg? I just tried it and successfully sent the output
to a partition that's purely... junk, no operating system.

The ramble: Recently had to learn how to manipulate grub.cfg via
/etc/grub.d/40_custom. Was related to attempting to install images by
placing directories within /boot. After seeing the warning, guessed
there had to be some place grub.cfg pulls from and simply tracked it
down. Tiny hit-and-miss learning curve but it's been working well.

Personally heeded the grub.cfg warning to not alter that file because
it will be erased and replaced BUT... In the back of my mind is an
a-sumption that, as long as you don't grub-mkconfig (-o
/boot/grub/grub.cfg) or update-grub, you *MIGHT* be ok.. ? :) If I was
on a primary production machine, I'd be going by the developers'
recommendations. If nothing else, just to save time/headache/heartache
should anything crash and burn because of my using not-so-recommended
modifications..

Joel's reference to chaining is just the latest I'd seen.. That's the
first time I'd understood it (without searching the Net). It's now
officially "on the list" to be learned soon. Sure could have used it
the last few months. :)

Cindy

-- 
Cindy-Sue Causey
Talking Rock, Pickens County, Georgia, USA

* runs with duct tape *


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