bug#48743: 28.0.50; batch-native-compile should produce .elc files as well

[Eli Zaretskii]

> From: Andrea Corallo <akrl@sdf.org>
> Cc: raman@google.com, 48743@debbugs.gnu.org
> Date: Mon, 31 May 2021 18:27:10 +0000
> 
> > Yes, we should rename it,
> 
> Agree, what should be a good name for that?

How about batch-byte+native-compile ?

> > and we should also provide an easy way of
> > controlling where the *.eln files are deposited, since currently that
> > function is tightly coupled with the Emacs build process and the
> > directory structure of the Emacs source tree.
> 
> ATM one could push the new target directory in
> `native-comp-eln-load-path' maybe using -eval just before invoking the
> batch compilation

Yes, I thought about this, but it could cause unintended consequences,
and in any case I wouldn't call that "easy".  Can we have a simple
variable that could be bound via --eval?