GNU bug report logs - #10305
coreutils-8.14, "rm -r" fails with EBADF

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From: "Joachim Schmitz" <jojo <at> schmitz-digital.de>
To: "'Jim Meyering'" <jim <at> meyering.net>
Cc: 10305 <at> debbugs.gnu.org, eggert <at> cs.ucla.edu, bug-gnulib <at> gnu.org
Subject: bug#10305: coreutils-8.14, "rm -r" fails with EBADF
Date: Fri, 16 Dec 2011 14:02:51 +0100

> From: Jim Meyering [mailto:jim <at> meyering.net]
> Sent: Friday, December 16, 2011 11:51 AM
> To: Joachim Schmitz
> Cc: 'Paul Eggert'; bug-gnulib <at> gnu.org; bug-coreutils <at> gnu.org
> Subject: Re: coreutils-8.14, "rm -r" fails with EBADF
> 
> Joachim Schmitz wrote:
> 
> >> From: Paul Eggert [mailto:eggert <at> cs.ucla.edu]
> >> Sent: Thursday, December 15, 2011 7:07 PM
> >> To: Joachim Schmitz
> >> Cc: Jim Meyering; bug-coreutils <at> gnu.org; bug-gnulib <at> gnu.org
> >> Subject: Re: coreutils-8.14, "rm -r" fails with EBADF
> >>
> >> On 12/15/11 08:28, Jim Meyering wrote:
...
> > So... it seems we can't dup() an fd for a directory here!
> 
> Right.
> Your config.h file suggests you're not using a gnulib dup replacement, so
I
> suspect a bug in your system's dup implementation.

Hmm, I can dup() an fd for a directory if or had been open()'d O_RDONLY, but
not if opened O_WRONLY or O_RDWR, I'll get an EISDIR from open() then.

> I thought gnulib had pretty good dup* test coverage, but see that no dup*
test
> uses a directory file descriptor.

Any workaround?

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