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Re: wait fails to grab exit codes with multiple process substitutions


From: Chet Ramey
Subject: Re: wait fails to grab exit codes with multiple process substitutions
Date: Wed, 18 Sep 2019 13:58:47 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.9.0

On 9/14/19 6:29 AM, leo.dalecki@ntymail.com wrote:

> Bash Version: 5.0
> Patch Level: 3
> Release Status: release
> 
> Description:
>       Hi,
> 
>       I was trying to write a script that could run an arbitrary amount of 
> asynchronous commands, and then as soon as one finishes, perform actions
>       according to its exit code and output. 
> 
>       I attempted to do this by using process substitution and the wait 
> command. But wait's ability to retrieve the exit code of a finished process 
>       that is a current shell's children seems inconsistent.

Thanks for the report. This will be fixed in the next version. All the
pieces are there, but I need to tie them together.

Chet

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/



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