bug#49099: 28.0.50; Parallel build issue

[Ergus]

Hi Eli:

Yes, this solves the issue for me. Tks

On Sun, Jun 20, 2021 at 01:57:06PM +0300, Eli Zaretskii wrote:
> > Date: Fri, 18 Jun 2021 19:08:33 +0200
> > From:  Ergus via "Bug reports for GNU Emacs,
> >  the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
> >
> >
> > When building in parallel (make -j install) it seems to install wrongly
> > because when I try to execute after that I get:
> >
> > Error using execdir 
> > /home/user/.local/libexec/emacs/28.0.50/x86_64-pc-linux-gnu/../../../../bin/:
> > emacs:
> > /home/user/.local/libexec/emacs/28.0.50/x86_64-pc-linux-gnu/../../../../bin/../native-lisp/28.0.50-0f08941b/preloaded/window-ac748af0-63c191c3.eln:
> > cannot open shared object file: No such file or directory
>
> Does the below help?
>
> diff --git a/Makefile.in b/Makefile.in
> index 3facfa5..474441f 100644
> --- a/Makefile.in
> +++ b/Makefile.in
> @@ -753,7 +753,7 @@ install-etc:
>         done
>
> ### Install native compiled Lisp files.
> -install-eln:
> +install-eln: lisp
> ifeq ($(HAVE_NATIVE_COMP),yes)
>         find native-lisp -type d -exec $(MKDIR_P) "$(ELN_DESTDIR){}" \; ; \
>         find native-lisp -type f -exec ${INSTALL_DATA} "{}" "$(ELN_DESTDIR){}" 
> \;