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Re: bash: clean history on logout?



On Thu, 01 Sep 2011 18:16 +0200, "feralert" <feralert%gmail.com@localhost> 
wrote:
> On Thu, Sep 1, 2011 at 5:54 PM, Ian D. Leroux <idleroux%fastmail.fm@localhost>
> wrote:
> > On Thu, 01 Sep 2011 17:45 +0200, "feralert" <feralert%gmail.com@localhost> 
> > wrote:
> >> On Thu, Sep 1, 2011 at 5:42 PM, Ian D. Leroux
> >> <idleroux%fastmail.fm@localhost> wrote:
> >> > On Thu, 01 Sep 2011 16:43 +0200, "feralert" 
> >> > <feralert%gmail.com@localhost>
> >> > wrote:
> >> >> I have a NetBSD 4.0 machine (a few actually) I have taken over from
> >> >> someone lately that doesn't keep bash history from one session to
> >> >> another.
> >> >>
> >> >> What i have tried so far is:
> >> >>
> >> >> - Check .bash_history is a regular file (not a link)    # ls -l
> >> >>   .bash_history    -rw------- 1 root wheel 10282 Sep  1 12:26
> >> >>   .bash_history
> >> >>
> >> >> - And that the HISTFILE var points to the right file     # echo
> >> >>   $HISTFILE     /root/.bash_history
> >> >>
> >> >> - looked for .bash_logout, but it doesnt exits.
> >> >>
> >> >> - checked in crontab but there is nothing there.
> >>
> >> Sorry, I forgot to add it to the 'tried things' list:
> >>
> >> # set | grep -i hist
> >> HISTFILE=/root/.bash_history HISTFILESIZE=500 HISTSIZE=500 
> >> SHELLOPTS=braceexpand:emacs:hashall:histexpand:history:interactive-
> >> comments:monitor
>
> mount output  looks fine to me:
> 
> /dev/sd0a on / type ffs (soft dependencies, local)
> /dev/sd0f on /var type ffs (soft dependencies, local)
> /dev/sd0e on /usr type ffs (soft dependencies, local)
> /dev/sd0g on /home type ffs (soft dependencies, local) 
> 
> Tried creating a file and login out and back in and it didn't disappear.
> 
> And then I checked the contents of .bash_history and now it seems that
> is keeping the commands for this evening logins. Maybe it clears the
> file after a period of time? As i said 'crontab -l' doesnt show
> anything suspicious...

As which user are you running crontab -l?  Could the relevant command be
in some other uid's crontab?  Beyond that, as I don't use bash myself
and as the problem appears to be bash-specific (and intermittent to
boot), I think I'm out of suggestions.  Good luck!

--IDL


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