Bad History when SuperUser.

[Reg Clemens]

> On Mon, 2004-10-11 at 02:52, Reg Clemens wrote:
> > OK, this error has been in the shells for a long time.
> > 
> > If you bring up a new window, or just a shell as a regular user,
> > and then type 'history' you see what you should expect, one line
> > with the history command.
> > 
> > If you now do a su, and become root, and then do the same 'history'
> > command you will see several hundred lines of history from who knows
> > how many previous sessions as root.
> > 
> > If you bring up a second window, and become root there too, doing the
> > 'history' command will show the same -history- as the first (sigh)
> > 
> > Shouldn't these things be truncated when the root shell closes down?
> 
> >From 'man bash' that is your choice. In the section on 'Shell Variables'
> you can see this:
> 
>        HISTFILE
>               The  name  of  the file in which command history is
>               saved (see HISTORY below).  The  default  value  is
>               ~/.bash_history.   If unset, the command history is
>               not saved when an interactive shell exits.
> 
> So, if you want an empty history on startup, make sure HISTFILE is
> unset.
> 
> -- 
> C. Linus Hicks <lhicks at nc.rr.com>
> 

Well, it seems like it must be set by DEFAULT, and needs to be unset 
(Ill try that) since I dont see it being SET (or even mentioned) anywhere.


-- 
                                        Reg.Clemens
                                        reg at dwf.com