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To: Peter Whaite <peta@cortexmachina.com>
Cc: zsh-workers@sunsite.dk
Subject: Re: Cant fg a suspended su (4.1.0-dev-7)
References: <200303061823.h26INXS07611@aragorn.cortexmachina.com>
From: Philippe Troin <phil@fifi.org>
Date: 06 Mar 2003 14:14:53 -0800
In-Reply-To: <200303061823.h26INXS07611@aragorn.cortexmachina.com>
Message-ID: <877kbcjg6a.fsf@ceramic.fifi.org>
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Sender: Philippe Troin <phil@fifi.org>

Peter Whaite <peta@cortexmachina.com> writes:

> Philippe Troin said:
> > 
> > Mrm, that's not GNU su. Or it's a very heavily patched version of GNU
> > su. I've check shellutils 2.0 and it does a straight exec(), and does
> > not leave a parent process like seen above...
> 
> Well thats strange.  We have (RedHat 7.1)
> 
> % rpm -q -f /bin/su
> sh-utils-2.0-13
> % rpm --verify -f /bin/su
> %

Not really strange: shellutils (and GNU su) do not support PAM. Redhat
probably PAMified su and leaves a master process around to implement
the PAM session logout.

> On a RedHat 7.2 system we have sh-utils-2.0.11-5 and su doesnt exec
> itself away there either.
> 
> > Peter, can you confirm that this patch makes zsh perform as expected
> > with your su?
> 
> Yes it does work.

I assume you've tested both suspend and exec?

Bart, can you check-in the patch in CVS?

Thanks,
Phil.