bug#51832: Piping unicode text in `shell-command'

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: Philipp <p.stephani2@gmail.com>,  tor.a.s.kringeland@ntnu.no,
>   51832@debbugs.gnu.org,  alan@idiocy.org
> Date: Sun, 14 Nov 2021 12:20:03 +0100
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > And if it is needed, how come we are setting LANG to an invalid locale
> > and the system somehow sets it to the correct locale?
> 
> LANG outside of Emacs is "" for me on Macos.

And that doesn't work when running applications from inside Emacs?  If
it does work, why do we set LANG in Emacs?