[U-Boot-Users] Delete all env vars except read onlys

Matthias Fuchs matthias.fuchs at esd-electronics.com
Wed Feb 13 10:18:17 CET 2008


Hi Stefan,

On Wednesday 13 February 2008 09:56, Stefan Roese wrote:
> Hi Matthias,
> 
> On Wednesday 13 February 2008, Matthias Fuchs wrote:
> > what about a 'scrubenv' or 'cleanenv' command that tries to unset all
> > variables leaving readonlys untouched.
> 
> Or 'resetenv'?
All the same to me with the name. As always it will be the most complicated
part. I have to remember the 'ethrotate' variable :-)

> 
> > The command could request a confirmation:
> >
> > => scrubenv
> > Do you really want to do this ('yes' or 'no')? yes
> > Can't overwrite "serial#"
> > Can't overwrite "ethaddr"
> > => saveenv
> 
> Yes, I was just thinking (while showering, no joke) about this and had the 
> same idea with an 'yes' check. :)
Do not get into details :-)
> 
> > The above output is faked. So I did not start coding :-)
> >
> > What do you think?
> 
> Looks good to me.
I put it on my list.

Matthias




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