On Wed, Apr 12, 2017, 20:37 Nicole <nicole.king...@gmail.com> wrote: > I have written two small, simple modules to address limitations I found > in in Grub. > > 1. does simple arithmetic - nothing fancy. It's invoked by using > something like this: > > insmod arithmetic > arithmetic --set fred --min 2 -- max 10 "1" "+" "2" > > the operators supported are unary -,!; binary +,-,/,*,%,<,<=,<.<=,!=,== > --set works in the usual way. If the result is greater than --max, the > --min value is returned and vice versa; this useful for cycling round a > group of partitions in a round-robin fashion > Can you have a look if we can have bash syntax $((...)) and $[...] instead? It's more compact and nicer.
> > 2. diskinfo.mod introduces two commands: disklabel, diskuuid which > return the label and uuid of the specified disk partition. This is > useful where, having decided which partition, amongst several, to boot, > you can fill in the appropriate value in the "root=UUID=" or > "root=label=" Linux kernel parameter. > Have a look at probe command. Does it cover your usecase? > > I looked for details on how to submit new modules, but failed to find > anything. How do I go about this? > Just send patches here. > > Nicole > > > _______________________________________________ > Grub-devel mailing list > Grub-devel@gnu.org > https://lists.gnu.org/mailman/listinfo/grub-devel >
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