Date: Mon, 28 May 2012 19:17:38 -0600 From: Gary Aitken <garya@dreamchaser.org> To: freebsd-questions@freebsd.org Subject: Re: removing /var/empty on a non-system disk Message-ID: <4FC423B2.7020708@dreamchaser.org> In-Reply-To: <201205282108.q4SL8fqJ090973@mail.r-bonomi.com> References: <201205282108.q4SL8fqJ090973@mail.r-bonomi.com>
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On 05/28/12 15:08, Robert Bonomi wrote: >> From owner-freebsd-questions@freebsd.org Mon May 28 14:10:55 2012 >> Date: Mon, 28 May 2012 13:05:45 -0600 >> From: Gary Aitken<freebsd@dreamchaser.org.r-bonomi.com> >> To: Polytropon<freebsd@edvax.de> >> Cc: freebsd-questions@freebsd.org >> Subject: Re: removing /var/empty on a non-system disk >> >> On 5/25/2012 4:01 PM, Polytropon wrote: >>> >>> I should have mentioned that I did the (successful) test >>> logging in as root (real console login). If you use "su -" >>> or "su root", the effect should be the same. You can always >>> check the success of your operation with the "ls -lo" command. >> >> Nope. That was the problem. I had logged in on the vty as normal user >> and done su root. Had to back all the way out and log in on the vty as >> root to make it work. > > I'm going to guess that you did 'su root', not 'su - root'. The two commands > are *NOT* identical. 'su root' does not run the root 'login' scripts; thus > environment variables (including path, user, logname etc.) are *not* set as > they are on root login -- this causes some 'am i root' tests to fail. OTOH, > 'su - root' should be equivalent to a root login in all respects. Thank you. That explains a number of problems I've been having. doh. > NOTE; there will be issues if the 'working directory' of a parent process is > the directory you are trying to delete. knew about that part
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