From e8254d1b081137cae230533bdeac3103f47be866 Mon Sep 17 00:00:00 2001
From: jsg <jsg@openbsd.org>
Date: Thu, 3 Sep 2020 11:29:42 +0000
Subject: [PATCH] Avoid problems with undefined symbols on ld.bfd archs caused
 by order of .a files.

problem reported by jca@ on sparc64 with ports which link libgbm
ok jca@
---
 lib/mesa/mk/libgbm/Makefile | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/lib/mesa/mk/libgbm/Makefile b/lib/mesa/mk/libgbm/Makefile
index e14d41fcd..3072a1d4d 100644
--- a/lib/mesa/mk/libgbm/Makefile
+++ b/lib/mesa/mk/libgbm/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.2 2020/08/28 16:07:19 jsg Exp $
+#	$OpenBSD: Makefile,v 1.3 2020/09/03 11:29:42 jsg Exp $
 
 .include <bsd.xconf.mk>
 
@@ -18,15 +18,19 @@ CPPFLAGS+=	-I${MESA_SRC}/src/gbm/main \
 		-I${MESA_SRC}/src/gbm/backends/dri \
 		-I${MESA_SRC}/src/loader
 
-LDADD+= ${.CURDIR}/../libmesa_util/${__objdir}/libmesa_util.a \
-	${.CURDIR}/../libxmlconfig/${__objdir}/libxmlconfig.a \
+LDADD+=	-Wl,--as-needed -Wl,--start-group \
 	${.CURDIR}/../libloader/${__objdir}/libloader.a \
+	${.CURDIR}/../libmesa_util/${__objdir}/libmesa_util.a \
+	${.CURDIR}/../libmesa_format/${__objdir}/libmesa_format.a \
+	${.CURDIR}/../libxmlconfig/${__objdir}/libxmlconfig.a \
 	-lz -lm -lexpat
 
 .if ${XENOCARA_BUILD_DRI:L} == "yes"
 LDADD+= -L${X11BASE}/lib -ldrm
 .endif
 
+LDADD+=	-Wl,--end-group
+
 obj: _xenocara_obj
 
 beforeinstall: