From 23a1e234b8f9bca59d8fc3d997db33eeeb975b63 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sat, 3 May 2025 20:59:19 +0000
Subject: m4/slibtool.m4, m4/sltdl.m4: save the sltdl preference option to
 slibtool.cfg.

---
 m4/slibtool.m4 |  4 +++-
 m4/sltdl.m4    | 13 +++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

(limited to 'm4')

diff --git a/m4/slibtool.m4 b/m4/slibtool.m4
index b0219ea..a92a377 100644
--- a/m4/slibtool.m4
+++ b/m4/slibtool.m4
@@ -586,7 +586,9 @@ AC_CONFIG_COMMANDS_PRE(
 		[slibtool.cfg:Makefile],
 		[rm -f slibtool.cfg || exit 2;]
 		[_slibtool="${SLIBTOOL:-slibtool}";]
-		[${_slibtool%% *} --mkvars=Makefile --config > slibtool.cfg]))
+		[${_slibtool%% *} --mkvars=Makefile --config \
+			${slibtool_prefer_sltdl_switch:-}     \
+			> slibtool.cfg]))
 
 # optionally create libtool as a symlink to slibtool.sh
 AC_CONFIG_COMMANDS_PRE(
diff --git a/m4/sltdl.m4 b/m4/sltdl.m4
index d8e394f..17daa74 100644
--- a/m4/sltdl.m4
+++ b/m4/sltdl.m4
@@ -36,4 +36,17 @@ AC_BEFORE([$0],[_SLIBTOOL_ARGUMENT_HANDLING])
 # slibtool: sltdl option
 # ---------------------------------
 slibtool_prefer_sltdl=${slibtool_prefer_sltdl:-yes}
+
+case ${slibtool_prefer_sltdl} in
+	'yes')
+		slibtool_prefer_sltdl_switch='--prefer-sltdl'
+		;;
+	*)
+		slibtool_prefer_sltdl_switch=
+		;;
+esac
+
+export slibtool_prefer_sltdl
+export slibtool_prefer_sltdl_switch
+
 ])
-- 
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