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From: Jerry McAllister <jerrymc@clunix.cl.msu.edu>
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To: lahaye@snu.ac.kr (Rob Lahaye)
Date: Sun, 14 Sep 2003 11:51:15 -0400 (EDT)
In-Reply-To: <3F643029.3000708@snu.ac.kr> from "Rob Lahaye" at Sep 14, 2003
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cc: freebsd-questions@freebsd.org
Subject: Re: mergemaster: "schg" flag for temproot/var/emtpy ??
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> 
> Hi,
> 
> I am trying to learn the buildworld and mergemaster process from the Handbook.
> 
> The handbook says:
> 
> [...]
> To begin simply type mergemaster at your prompt, and watch it start going.
> [..]
> 
> SO I did type mergemaster and all went well.
> 
> Decided then to remove the temproot directory, but failed!
> 
> # rm -rf /var/tmp/temproot
> rm: /var/tmp/temproot/var/empty: Operation not permitted
> rm: /var/tmp/temproot/var: Directory not empty
> rm: /var/tmp/temproot/: Directory not empty
> 
> Took me a long while to figure out the /var/tmp/temproot/var/empty direcoty
> has the schg flag set. Very, very confusing.
> Is there any reason why it is like that?
> If not, then do not create the empty directory with schg !!

Because /var/empty should not be deleted.  Some programs use it.
I don't know about that particilar variation.

////jerry

> 
> Regards,
> Rob.