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bug#10305: coreutils-8.14, "rm -r" fails with EBADF
From: |
Jim Meyering |
Subject: |
bug#10305: coreutils-8.14, "rm -r" fails with EBADF |
Date: |
Wed, 21 Dec 2011 17:06:41 +0100 |
Joachim Schmitz wrote:
...
> Hmm DIR_TO_FD() is :
> #define DIR_TO_FD(Dir_p) -1
>
> In config.h:
> /* the name of the file descriptor member of DIR */
> /* #undef DIR_FD_MEMBER_NAME */
>
> #ifdef DIR_FD_MEMBER_NAME
> # define DIR_TO_FD(Dir_p) ((Dir_p)->DIR_FD_MEMBER_NAME)
> #else
> # define DIR_TO_FD(Dir_p) -1
> #endif
>
> So fd_clone_dir() does not return NULL, but has errno set to ENTOSUP.
>
>
> Our "struct DIR" has 2 shorts and one long, with funny names dd1, dd2
> and dd3... looking at their content: nothing looks like a proper fd
> (values 7, 257 and 135067072, respectively)
>
>
> Where to go now?
>
> Resorting to wild guesses, I tried all 3 members of struct DIR as
> DIF_FD_MEMBER_NAME, no change to the EBADF
Write a small test program that opens say four directories,
to get one DIR* pointer for each. Then print a table of
the DIR member values. Maybe you'll see a pattern, i.e.,
how to derive an FD number from those dd1,2,3 fields.
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, (continued)
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Eric Blake, 2011/12/16
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/16
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Paul Eggert, 2011/12/16
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/16
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Paul Eggert, 2011/12/16
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/18
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Paul Eggert, 2011/12/18
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/19
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Paul Eggert, 2011/12/19
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/21
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF,
Jim Meyering <=
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Eric Blake, 2011/12/21
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/21
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Eric Blake, 2011/12/21
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/22
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/21
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Paul Eggert, 2011/12/21
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Eric Blake, 2011/12/21
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/22
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Paul Eggert, 2011/12/22
- bug#10305: coreutils-8.14, "rm -r" fails with EBADF, Joachim Schmitz, 2011/12/19