From: Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de>
Date: Tue, 17 Jul 2007 20:19:22 GMT
Subject: Re: Installation failure caused by CDPATH environment variable
Message-ID: <20070717201922.GA28072@informatik.uni-freiburg.de>
In-Reply-To: <7vhco2ancg.fsf@assigned-by-dhcp.cox.net>

Hello Junio,

Junio C Hamano wrote:
> Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de> writes:
> > (That is, Solaris' tar has the 'C' option, which is quite a good
> > indication, that it's included in POSIX :-)
> 
> Oh, I cannot resist ;-)
> 
> Solaris has unlink(2) capable of removing a directory, but I do
> not think it is included in POSIX.
I don't have access to the POSIX documents, but it would surprise me if
they forbid unlink(2) being able to unlink directories. :-)

You need some effort to support tar -C and to catch directories in
unlink.  So Sun put the effort in tar, because it may be needed to be
conformant to POSIX or some other standard.

Best regards
Uwe

-- 
Uwe Kleine-König

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