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Date:      Thu, 31 Mar 2011 00:51:47 -0700
From:      perryh@pluto.rain.com
To:        matthias.andree@gmx.de
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: Keeping /etc/localtime up-to-date
Message-ID:  <4d943293.B/SvzTs8z8S9S%2Bhy%perryh@pluto.rain.com>
In-Reply-To: <4D91F12E.3050803@gmx.de>
References:  <8CDBB88B5271976-11D4-322B@web-mmc-d02.sysops.aol.com> <4D90EDFD.8070402@gmx.de> <4d91900e.aNSfFKEtFazonwkG%perryh@pluto.rain.com> <4D91F12E.3050803@gmx.de>

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Matthias Andree <matthias.andree@gmx.de> wrote:

> > If they're in the same physical FS there's no need for a symlink.
> > You might as well use a hardlink.
>
> And then discuss how all the time zone configuration tools deal
> with /etc/localtime - truncate/overwrite, direct overwrite ...

In that case neither a symlink nor a hardlink is safe, regardless
of whether /etc and /usr/share/timezone are in the same FS.  Either
truncate/overwrite or direct overwrite will trash the target of a
symlink just as they would the file identified by a hardlink.



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