[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: bug#25029: shuf generates “Bad file descriptor” error on nfs but onl
From: |
Pádraig Brady |
Subject: |
Re: bug#25029: shuf generates “Bad file descriptor” error on nfs but only when run as a background process |
Date: |
Sun, 27 Nov 2016 00:18:23 +0000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 |
On 26/11/16 23:49, Paul Eggert wrote:
> On 11/25/2016 06:00 PM, Paul Eggert wrote:
>> Isn't that a bug in glibc freopen? It shouldn't fail ... merely
>> because stdin doesn't have a valid file descriptor. If so, we should
>> fix the Gnulib freopen module to work around the bug.
>
> I did that, by installing the attached patches into Gnulib (first patch)
> and into Coreutils (2nd and 3rd patches). This fixes the shuf bug for
> me, so closing the bug report. CC'ing to bug-gnulib due to the Gnulib fix.
Cool thanks. I see it does the equivalent of:
$tool file 0>&- || $tool file </dev/null
Does the freopen module now need to depend on
the dup2 and open modules? For example using dup2(fd, fd)
to test fd validity fails on Linux 2.6.29
thanks,
Pádraig