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Re: Adding support for top grub menu

From: Vladimir 'φ-coder/phcoder' Serbinenko
Subject: Re: Adding support for top grub menu
Date: Sun, 09 May 2010 17:11:14 +0200
User-agent: Mozilla-Thunderbird (X11/20091109)

Jarno Suni wrote:
> 2010/5/9 Vladimir 'φ-coder/phcoder' Serbinenko <address@hidden>:
>> I don't understand what you're exactly saying but if you install
>> os-prober grub will discover other OS in update-grub.
> But if you use os-prober, I suppose it finds all kernels installed in
> all distributions and makes the grub menu too big. And the
> distributions found by os-prober can not update the grub menu, when
> they get new kernel.
> I want to chainload grubs to make menus more tidy and modular, but
> installing the top grub could be more elegant.
> The top menu grub partition is independent of the operating system
> installed so the menu would continue to exist even if all partitions
> of all distributions and other operating systems were reformated; on
> the other hand any linux distribution that has grub 2 could be used to
> maintain the top grub. My approach uses chainloading grubs, but if I
> have understood correctly, installing to boot sector of a partition is
> not recommended.
For this case install tools to generate grub.cfg for each distro without
installing actual grub and then in main grub.cfg:

menuentry "OS 1" {
   search -s -l <label1>
   configfile /boot/grub/grub.cfg

Vladimir 'φ-coder/phcoder' Serbinenko

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