On 22.09.2014 22:49, Arbiel Perlacremaz wrote: > Hi > > A way I'm using to avoid any Window's reinstallation to overwrite GRUB > in a multiboot environment is to install the later on the MBR of a USB > key. That way, when booting with no key pluged, the PC boots into > Windows and when booting with the key pluged, the PC boots according to > the choice of the user in the grub menu's. > > I do locate the grub.cfg file in a partition of the internal hard drive. > In such a situation, grub-install embeddes a config file which reads > something like > > search.fs_uuid 367C9BBD7C9B75F9 root hd0,msdos1 > set prefix=($root)'/' > > This is great. > > However, any undesired modification by any piece of software of the > partition's uuid will prevent GRUB to find it and lead to a boot > failure. As the Windows partition is less prone to such modifications as > Linux partitions, I do locate the grub.cfg file in that Windows > partition. However it would be more straightforward to locate the file > into a Linux partition, and to have grub search this partition by its label. > > How could this be done ? If this can't presently be done, can it be > included in a future grub release ? use --boot-directory to place all files on usb stick and make it load any other grub.cfg you might want. > > Regards > > Arbiel > > _______________________________________________ > Grub-devel mailing list > Grub-devel@gnu.org > https://lists.gnu.org/mailman/listinfo/grub-devel >
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