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Re: [Help-bash] behavior of -o pipefail
From: |
Chet Ramey |
Subject: |
Re: [Help-bash] behavior of -o pipefail |
Date: |
Sun, 28 Oct 2018 21:32:58 -0400 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 |
On 10/28/18 5:39 AM, Christof Warlich wrote:
> Hi,
>
> I'm a bit surprised w.r.t. the implemented (and documented) behavior of -o
> pipefail:
>
> Why is the last instead of the first error code in a pipe returned?
Because that's how Bourne-style shells have always behaved, Posix
standardizes it, and there are millions of scripts that depend on it.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU address@hidden http://tiswww.cwru.edu/~chet/