bug#60942: 30.0.50; [PATCH] Indices in Eshell variable interpolation don't work with async subcommands

[Eli Zaretskii <eliz@gnu.org>]

> Date: Thu, 19 Jan 2023 11:31:24 -0800
> From: Jim Porter <jporterbugs@gmail.com>
> Cc: 60942@debbugs.gnu.org
> 
> On 1/18/2023 11:37 PM, Jim Porter wrote:
> > On 1/18/2023 10:49 PM, Eli Zaretskii wrote:
> >> Why do you remove a non-internal function?  We cannot possibly do that
> >> if this is going to be installed on the emacs-29 branch.  But even if
> >> you are going to install on master, why not leave that function alone?
> >> Some code somewhere could be using it, and we don't usually remove
> >> functions before a period of deprecation.
> > 
> > I can keep 'eshell-eval-indices' around and mark it obsolete if you 
> > prefer; it wouldn't hurt anything.
> 
> Here's a patch that does this. It doesn't try to fix 
> 'eshell-eval-indices', since people shouldn't use that anyway. (I also 
> renamed the new 'eshell-indices' to 'eshell-prepare-indices' to be clearer.)

Is this for master?  If so, okay.  Otherwise, you'll need to adjust
the version in the obsolescence declaration.

Thanks.