Re: [PATCH] port elisp-compilation support to emacs-23.1 and newer

[Jim Meyering]

On Thu, Nov 23, 2017 at 7:38 AM, Jim Meyering <address@hidden> wrote:
> I wanted to make a new idutils release, but was blocked because
> its "make distcheck" would fail. That was because it distributes
> and builds from an elisp file, and automake's elisp-compilation
> rule uses a function that was marked obsolete back in 2009.
> Upstream Emacs finally removed support for that function in May,
> so anyone using emacs built since then will see the same failure
> I saw. It also strikes whenever building from a read-only source
> directory.
>
> This change switches the build command to use the "new" way.
>
> I started discussion on emacs-devel last night:
> https://lists.gnu.org/archive/html/emacs-devel/2017-11/msg00551.html
>
>
> From ecad5844100d5193ecd58f66f31f6bbf0ef04e23 Mon Sep 17 00:00:00 2001
> From: Jim Meyering <address@hidden>
> Date: Wed, 22 Nov 2017 21:07:29 -0800
> Subject: [PATCH] port elisp-compilation support to emacs-23.1 and newer
>
> In May of 2017, support for using the long-deprecated
> byte-compile-dest-file function was removed, and that removal broke
> automake's elisp-compiling rule for any .el file not in the current
> directory.  In emacs-23.1 (July 2009) byte-compile-dest-file-function
> became the recommended way to adjust the byte-compiler's destination.
> * lib/am/lisp.am (.el.elc): Use byte-compile-dest-file-function,
> rather than byte-compile-dest-file.
> * t/lisp-readonly-srcdir.sh: New file, to test for the above.
> * t/list-of-tests.mk (handwritten_TESTS): Add it.

Pushed to the micro branch:

https://git.savannah.gnu.org/cgit/automake.git/commit/?h=micro&id=9182df7e4810a411147d523de8cd141e749c5e39