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

Jean-Christophe PLAGNIOL-VILLARD
2008-02-15T20:27:20Z

On 17:40 Fri 15 Feb , Wolfgang Denk wrote:
> Uff....
>
> After a longish discussion with Detlev we came up with a new
> proposal, which hopefully is acceptable to all. We agreed that a
> command name like "clearenv" or "scrubenv" or similar (which doesn't
> require any arguments) might be too dangerous for the unexperienced
> user why randomly types commands "just to see what happens". For
> example, even if you type "erase" it will not do any damage because
> arguments are missing - but "erase all" will blow away most of your
> flash content without asking.
>
> So the idea is to call the new command "environment" (or short "env");
> usage would be then:
>
> => env clear
>
> to clear the envrionment (except read-only variables); thsi also
> allows for pretty useful additional functionality like this:
>
> => env default
>
> to reset the environment to the (compiled in) default settings.
>
> One might even consider something like
>
> => env clear all
>
> to blow away the whole env, including the read-only variables.
>
>
> Would that be acceptable to everybody?
>
>
Ack-By : Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

Best Regards,
J.