From 3c4aad847c4564cf23e6109f7f3a241406e31016 Mon Sep 17 00:00:00 2001
From: "Basil L. Contovounesios" <contovob@tcd.ie>
Date: Wed, 17 Aug 2022 23:21:50 +0300
Subject: Makefile: Use loaddefs-generate in Emacs 29

What will become Emacs 29 has obsoleted and no longer preloads
autoload.el, which defines update-file-autoloads.

* Makefile (bog-autoloads.el): When available, prefer the new
loaddefs-generate over update-file-autoloads.
---
 Makefile | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index d85bb40..23330e5 100644
--- a/Makefile
+++ b/Makefile
@@ -19,5 +19,10 @@ clean:
 
 bog-autoloads.el: bog.el
 	@$(BATCH) -L . --eval \
-	"(let (make-backup-files) \
-	  (update-file-autoloads \"$(CURDIR)/$<\" t \"$(CURDIR)/$@\"))"
+	"(let* ((default-directory (file-name-as-directory \"$(CURDIR)\")) \
+	        (target (expand-file-name \"$@\")) \
+	        (excludes (list \"bog-tests.el\")) \
+	        (make-backup-files nil)) \
+	   (if (fboundp (quote loaddefs-generate)) \
+	       (loaddefs-generate default-directory target excludes) \
+	     (update-file-autoloads \"$<\" t target)))"
-- 
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