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

[Stefan Roese]

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'?

> 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. :)

> The above output is faked. So I did not start coding :-)
>
> What do you think?

Looks good to me.

Best regards,
Stefan

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