From 904d480211d8b0d6b721bdeafb5279a41264f878 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Tue, 26 Mar 2024 22:55:34 +0000
Subject: slibtool: added SLIBTOOL_PROG_AR, use llvm-ar as a cross-compilation
 fallback.

---
 m4/slibtool.m4 | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/m4/slibtool.m4 b/m4/slibtool.m4
index 6b318ba..6d9438c 100644
--- a/m4/slibtool.m4
+++ b/m4/slibtool.m4
@@ -266,6 +266,30 @@ slibtool_options="${slibtool_options} disable-static"
 ])
 
 
+# SLIBTOOL_PROG_AR
+# ----------------
+AC_DEFUN([SLIBTOOL_PROG_AR],[
+
+# slibtool: SLIBTOOL_PROG_AR
+# --------------------------
+if [[ -n "${host_alias}" ]]; then
+	AC_CHECK_PROG([AR],"${host_alias}-"[ar],"${host_alias}-"[ar])
+fi
+
+if [[ -n "${host}" ]] && [[ "${host}" != "${host_alias:-}" ]] &&  [[ -z "${AR}" ]]; then
+	AC_CHECK_PROG([AR],"${host}-"[ar],"${host}-"[ar])
+fi
+
+if [[ -n "${host}" ]] &&  [[ -z "${AR}" ]]; then
+	AC_CHECK_PROG([AR],[llvm-ar],[llvm-ar])
+fi
+
+if [[ -z "${host}" ]]; then
+	AC_CHECK_PROG([AR],[ar],[ar])
+fi
+])
+
+
 # SLIBTOOL_PROG_NM
 # ----------------
 AC_DEFUN([SLIBTOOL_PROG_NM],[
@@ -411,6 +435,7 @@ AC_REQUIRE([AC_PROG_LEX])
 AC_REQUIRE([AC_PROG_SED])
 AC_REQUIRE([AC_PROG_YACC])
 
+AC_REQUIRE([AC_PROG_AR])
 AC_REQUIRE([AC_PROG_RANLIB])
 
 AC_REQUIRE([AC_PROG_LN_S])
@@ -438,6 +463,7 @@ AC_PROG_SED
 AC_PROG_YACC
 
 AC_PROG_RANLIB
+AC_PROG_AR
 AC_PROG_NM
 
 AC_PROG_LN_S
@@ -457,6 +483,9 @@ AC_DEFUN([AM_PROG_LIBTOOL],     [SLIBTOOL_INIT($@)])
 AC_DEFUN([AC_PROG_NM],          [SLIBTOOL_PROG_NM($@)])
 AC_DEFUN([AM_PROG_NM],          [SLIBTOOL_PROG_NM($@)])
 
+AC_DEFUN([AC_PROG_AR],          [SLIBTOOL_PROG_AR($@)])
+AC_DEFUN([AM_PROG_AR],          [SLIBTOOL_PROG_AR($@)])
+
 AC_DEFUN([AC_ENABLE_SHARED],    [SLIBTOOL_ENABLE_SHARED($@)])
 AC_DEFUN([AM_ENABLE_SHARED],    [SLIBTOOL_ENABLE_SHARED($@)])
 
-- 
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