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Re: Bash stating it is in a directory which does not exist
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From: |
Andreas Schwab |
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Subject: |
Re: Bash stating it is in a directory which does not exist |
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Date: |
Tue, 19 Feb 2013 10:34:58 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.2.93 (gnu/linux) |
Nikolas Kallis <nik@nikolaskallis.com> writes:
> I have found a bug in Bash:
>
> /opt/foobar$
> /opt/foobar$ rmdir ../foobar/
> /opt/foobar$
>
> With the above, one can see I deleted the directory 'foobar/' from within
> the directory itself. What one can also see is that after I deleted the
> directory, I was still in it according to Bash.
Which is true. The directory still exists, it just doesn't have a name
any more (and you cannot add any files to it any more). This is similar
to removing the last name of a file that is still held open by some
process.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."