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Re: Internal 'echo' command doesn't handle I/O errors on close file
From: |
Andreas Schwab |
Subject: |
Re: Internal 'echo' command doesn't handle I/O errors on close file |
Date: |
Mon, 23 Apr 2012 18:50:31 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.0.95 (gnu/linux) |
Greg Wooledge <wooledg@eeg.ccf.org> writes:
> On Mon, Apr 23, 2012 at 02:38:47PM +0400, Andrey Zaitsev wrote:
>> Strace show that errors from /bin/bash were ignored:
>>
>> [user@host ~]# strace echo "bla-bla-bla" > /mnt/fs/out.txt
>> execve("/bin/echo", ["echo", "bla-bla-bla"], [/* 22 vars */]) = 0
>
> If you want an strace of the internal echo, you have to do it this
> way:
>
> # strace bash -c 'echo "bla-bla-bla" > /mnt/fs/out.txt'
>
> In fact it's the redirection whose failure you really care about.
The redirection itself won't fail, unless the device is out of inodes.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
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