Re: weird interaction between builtin cat and trap

[Chet Ramey]

On 4/15/22 2:38 PM, Peng Yu wrote:



> I forgot to mention the exit status. Here are the status of the above command.
>
> $ declare -p PIPESTATUS
> declare -a PIPESTATUS=([0]="141" [1]="1" [2]="0")
>
> Here is that of external cat. The error should be catched in the exit
> status as 141 instead of printing an error message and return 1.

You know this is the same thing again, right? Why is a particular exit
status a requirement for your use case?

--
``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/