From d7e5d3fe27a066b5e394129b16e02c9793b73231 Mon Sep 17 00:00:00 2001
From: Stefan Metzmacher <metze@samba.org>
Date: Thu, 15 Nov 2007 16:46:57 +0100
Subject: r25978: build: use AC_LIBREPLACE_MDLD_* macros and use the result to
 build modules

metze
(This used to be commit f86db3348b0ee243988526578cc09c2d5d9a70af)
---
 source4/build/m4/check_ld.m4 | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

(limited to 'source4/build/m4/check_ld.m4')

diff --git a/source4/build/m4/check_ld.m4 b/source4/build/m4/check_ld.m4
index c3b01551ab..eb1d9a7a1d 100644
--- a/source4/build/m4/check_ld.m4
+++ b/source4/build/m4/check_ld.m4
@@ -115,6 +115,8 @@ AC_LD_EXPORT_DYNAMIC
 AC_LD_SHLDFLAGS
 AC_LD_SHLIBEXT
 AC_LD_SONAMEFLAG
+AC_LIBREPLACE_MDLD
+AC_LIBREPLACE_MDLD_FLAGS
 
 #######################################################
 # test whether building a shared library actually works
@@ -125,6 +127,11 @@ if test $BLDSHARED = true; then
 	AC_MSG_CHECKING([SHLD_FLAGS])
 	AC_MSG_RESULT([$SHLD_FLAGS])
 
+	AC_MSG_CHECKING([MDLD])
+	AC_MSG_RESULT([$MDLD])
+	AC_MSG_CHECKING([MDLD_FLAGS])
+	AC_MSG_RESULT([$MDLD_FLAGS])
+
 	AC_MSG_CHECKING([SHLIBEXT])
 	AC_MSG_RESULT([$SHLIBEXT])
 	AC_MSG_CHECKING([SONAMEFLAG])
@@ -137,12 +144,22 @@ if test $BLDSHARED = true; then
 	               [ac_cv_shlib_works],[
 			ac_cv_shlib_works=no
 			# try building a trivial shared library
+			# TODO: also test SONAMEFLAG
 			${CC} ${CFLAGS} ${PICFLAG} -c ${srcdir-.}/build/tests/shlib.c -o shlib.o &&
 				${SHLD} ${SHLD_FLAGS} -o shlib.${SHLIBEXT} shlib.o && 
 				ac_cv_shlib_works=yes
 			rm -f shlib.${SHLIBEXT} shlib.o
 	])
-	if test $ac_cv_shlib_works = no; then
+	AC_CACHE_CHECK([whether building shared modules actually works], 
+	               [ac_cv_shmod_works],[
+			ac_cv_shmod_works=no
+			# try building a trivial shared library
+			${CC} ${CFLAGS} ${PICFLAG} -c ${srcdir-.}/build/tests/shlib.c -o shlib.o &&
+				${MDLD} ${MDLD_FLAGS} -o shlib.${SHLIBEXT} shlib.o && 
+				ac_cv_shmod_works=yes
+			rm -f shlib.${SHLIBEXT} shlib.o
+	])
+	if test $ac_cv_shlib_works = no -o $ac_cv_shmod_works = no; then
 		BLDSHARED=false
 	fi
 fi
@@ -150,6 +167,8 @@ fi
 if test $BLDSHARED != true; then
 	SHLD="shared-libraries-disabled"
 	SHLD_FLAGS="shared-libraries-disabled"
+	MDLD="shared-modules-disabled"
+	MDLD_FLAGS="shared-modules-disabled"
 	SHLIBEXT="shared_libraries_disabled"
 	SONAMEFLAG="shared-libraries-disabled"
 	PICFLAG=""
@@ -158,6 +177,11 @@ if test $BLDSHARED != true; then
 	AC_MSG_CHECKING([SHLD_FLAGS])
 	AC_MSG_RESULT([$SHLD_FLAGS])
 
+	AC_MSG_CHECKING([MDLD])
+	AC_MSG_RESULT([$MDLD])
+	AC_MSG_CHECKING([MDLD_FLAGS])
+	AC_MSG_RESULT([$MDLD_FLAGS])
+
 	AC_MSG_CHECKING([SHLIBEXT])
 	AC_MSG_RESULT([$SHLIBEXT])
 	AC_MSG_CHECKING([SONAMEFLAG])
-- 
cgit