bug#55590: 29.0.50; Eshell subcommands clobber pipelines and produce incorrect output

[Jim Porter]

On 5/24/2022 5:58 AM, Lars Ingebrigtsen wrote:
> Jim Porter <jporterbugs@gmail.com> writes:
>
> > Attached is an updated patch with an additional test for the
> > more-complex case and the manual entry about this bug removed.
>
> Thanks; pushed to Emacs 29.

Thanks for merging; of course, if anyone has a cleaner implementation 
that passes the tests, I'd be happy to see that merge too. I don't quite 
understand all the intricacies of Eshell's command evaluation macros...