GNU bug report logs - #64540
[PATCH] od: exit out on failure to write to stdout

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Message #11 received at 64540 <at> debbugs.gnu.org (full text, mbox):

From: Andreas Schwab <schwab <at> linux-m68k.org>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: 64540 <at> debbugs.gnu.org, Josef Bacik <josef <at> toxicpanda.com>
Subject: Re: bug#64540: [PATCH] od: exit out on failure to write to stdout
Date: Sun, 09 Jul 2023 12:14:37 +0200

On Jul 09 2023, Paul Eggert wrote:

> Do you see the same problem if you use 'cat' rather than 'od'? If so, the
> problem isn't with 'od'; it's with the environment, which is somehow set
> up to ignore SIGPIPE. It shouldn't do that, as ignoring SIGPIPE breaks a
> lot of programs, and 'od' would be just one of them.

All other utilities (including cat) handle ignored SIGPIPE correctly.

$ (trap '' PIPE; cat /dev/zero | :)
cat: write error: Broken pipe

-- 
Andreas Schwab, schwab <at> linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
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