[sudo-users] Letting just selected environment variables through

[R. Diez]

> That seems reasonable to me.  We could modify the --preserve-env
> option to take an optional list of variables to preserve.  E.g.
> 
>      sudo --preserve-env=VAR1,VAR2,VAR2 some command ...
> 
> Used like that it would only preserve the specified variables.  If
> no variables are specified, --preserve-env would behave as it does
> now.
> 
> Sound good?

Sounds good to me! I would certainly appreciate it.
   rdiez