From 3d013eecc93c45b72afc4595c063898288a0a25a Mon Sep 17 00:00:00 2001
From: Jonathan Schleifer <js@nil.im>
Date: Wed, 13 Jan 2021 17:31:00 +0000
Subject: [PATCH] Add support for HP-UX (Itanium)

FossilOrigin-Name: 867bf6b44cbbfac232a510401db6e2b7add81efdb2186fa2890aad3918831574
---
 build-aux/m4/buildsys.m4 | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/build-aux/m4/buildsys.m4 b/build-aux/m4/buildsys.m4
index d4fd57b..4b96aea 100644
--- a/build-aux/m4/buildsys.m4
+++ b/build-aux/m4/buildsys.m4
@@ -281,6 +281,25 @@ AC_DEFUN([BUILDSYS_SHARED_LIB], [
 		UNINSTALL_PLUGIN='&& rm -f ${DESTDIR}${plugindir}/$$i'
 		CLEAN_LIB=''
 		;;
+	ia64*-*-hpux*)
+		AC_MSG_RESULT([HP-UX (Itanium)])
+		LIB_CFLAGS='-fPIC -DPIC'
+		LIB_LDFLAGS='-shared -Wl,+h,$$out'
+		LIB_LDFLAGS_INSTALL_NAME=''
+		LIB_PREFIX='lib'
+		LIB_SUFFIX='.${LIB_MAJOR}'
+		LINK_LIB='&& rm -f $${out%%.*}.so && ${LN_S} $$out $${out%%.*}.so'
+		LDFLAGS_RPATH='-Wl,+b,${libdir}'
+		PLUGIN_CFLAGS='-fPIC -DPIC'
+		PLUGIN_LDFLAGS='-shared'
+		PLUGIN_SUFFIX='.so'
+		LINK_PLUGIN='${LD} -o $$out ${PLUGIN_OBJS} ${PLUGIN_OBJS_EXTRA} ${PLUGIN_LDFLAGS} ${LDFLAGS} ${LIBS}'
+		INSTALL_LIB='&& ${INSTALL} -m 755 $$i ${DESTDIR}${libdir}/$$i && ${LN_S} -f $$i ${DESTDIR}${libdir}/$${i%%.*}.so'
+		UNINSTALL_LIB='&& rm -f ${DESTDIR}${libdir}/$$i ${DESTDIR}${libdir}/$${i%%.*}.so'
+		INSTALL_PLUGIN='&& ${INSTALL} -m 755 $$i ${DESTDIR}${plugindir}/$$i'
+		UNINSTALL_PLUGIN='&& rm -f ${DESTDIR}${plugindir}/$$i'
+		CLEAN_LIB=''
+		;;
 	*)
 		AC_MSG_RESULT(ELF)
 		LIB_CFLAGS='-fPIC -DPIC'