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

Matthias Fuchs
2008-02-20T21:17:57Z

Hi,

yes, I can live with the 'env' command, too. Sound's good to me.

Matthias

On Friday 15 February 2008 21:27:20 Jean-Christophe PLAGNIOL-VILLARD wrote:
> 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.
>
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