r25851: Move system-specific ldflags checks to libreplace so they can be used by ldb.

(This used to be commit d28c8b822e7b571f24542409376bba8701eeef79)

4 files changed, 44 insertions, 14 deletions

diff --git a/source4/build/m4/check_ld.m4 b/source4/build/m4/check_ld.m4
index 2d2b53e948..77c22bcfd6 100644
--- a/source4/build/m4/check_ld.m4
+++ b/source4/build/m4/check_ld.m4
@@ -31,7 +31,6 @@ STLD_FLAGS="-rcs"
 BLDSHARED="false"
 LD="${CC}"
 SHLD="${CC}"
-SHLD_FLAGS="-shared"
 SHLIBEXT="so"
 SONAMEFLAG=""
 PICFLAG=""
@@ -53,29 +52,22 @@ AC_MSG_CHECKING([whether to try to build shared libraries on $host_os])
 case "$host_os" in
 	*linux*)
 		BLDSHARED="true"
-		SHLD_FLAGS="-shared -Wl,-Bsymbolic"
 		SHLD_UNDEF_FLAGS="-Wl,--allow-shlib-undefined"
 		LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
 		SONAMEFLAG="-Wl,-soname="
 		;;
 	*solaris*)
 		BLDSHARED="true"
-		SHLD_FLAGS="-G"
 		SONAMEFLAG="-h "
 		if test "${GCC}" = "yes"; then
 			SONAMEFLAG="-Wl,-soname="
 			if test "${ac_cv_prog_gnu_ld}" = "yes"; then
 				LDFLAGS="$LDFLAGS -Wl,-E"
 			fi
-		else
-			## ${CFLAGS} added for building 64-bit shared 
-			## libs using Sun's Compiler
-			SHLD_FLAGS="-G \${CFLAGS}"
 		fi
 		;;
 	*sunos*)
 		BLDSHARED="true"
-		SHLD_FLAGS="-G"
 		SONAMEFLAG="-Wl,-h,"
 		;;
 	*netbsd* | *freebsd* | *dragonfly* )  
@@ -92,21 +84,18 @@ case "$host_os" in
 	*irix*)
 		# disabled because us4 fails to link libtorture.so
 		BLDSHARED="false"
-		SHLD_FLAGS="-set_version sgi1.0 -shared"
 		SONAMEFLAG="-soname "
 		SHLD="${PROG_LD}"
 		;;
 	*aix*)
 		# disabled because us4 fails to link libtorture.so
 		BLDSHARED="false"
-		SHLD_FLAGS="-Wl,-G,-bexpall,-bbigtoc"
 		LDFLAGS="$LDFLAGS -Wl,-brtl,-bexpall,-bbigtoc"
 		;;
 	*hpux*)
 		# Use special PIC flags for the native HP-UX compiler.
 		if test $ac_cv_prog_cc_Ae = yes; then
 			BLDSHARED="true"
-			SHLD_FLAGS="-b -Wl,-B,symbolic,-b,-z"
 			SONAMEFLAG="-Wl,+h "
 		elif test "${GCC}" = "yes"; then
 			BLDSHARED="true" # I hope this is correct
@@ -130,7 +119,6 @@ case "$host_os" in
 		;;
 	*darwin*)
 		BLDSHARED="true"
-		SHLD_FLAGS="-bundle -flat_namespace -undefined suppress"
 		SHLIBEXT="dylib"
 		;;
 esac
@@ -150,6 +138,8 @@ AC_MSG_CHECKING([STLD_FLAGS])
 AC_MSG_RESULT([$STLD_FLAGS])
 
 AC_LD_PICFLAG
+AC_LD_EXPORT_DYNAMIC
+AC_LD_SHLDFLAGS
 
 AC_ARG_ENABLE(shared,
 [  --disable-shared        Disable testing for building shared libraries],
diff --git a/source4/lib/ldb/Makefile.in b/source4/lib/ldb/Makefile.in
index eb10311ccc..fd0caa4a5c 100644
--- a/source4/lib/ldb/Makefile.in
+++ b/source4/lib/ldb/Makefile.in
@@ -35,6 +35,7 @@ LDAP_LIBS = @LDAP_LIBS@
 SHLIBEXT = @SHLIBEXT@
 
 LD_EXPORT_DYNAMIC = @LD_EXPORT_DYNAMIC@
+SHLD_FLAGS = @SHLD_FLAGS@
 
 PICFLAG = @PICFLAG@
 CFLAGS=-g -I$(srcdir)/include -Iinclude -I$(srcdir) -I$(srcdir)/.. \
@@ -112,10 +113,10 @@ lib/libldb.a: $(OBJS)
 	@-ranlib $@
 
 lib/libnss_ldb.so.2: $(NSS_OBJ) $(LIBS) bin/libldb.a
-	$(CC) -shared -Wl,-soname,libnss_ldb.so.2 -o lib/libnss_ldb.so.2 $(NSS_OBJ) $(OBJS) $(LIB_FLAGS)
+	$(CC) $(SHLD_FLAGS) -Wl,-soname,libnss_ldb.so.2 -o lib/libnss_ldb.so.2 $(NSS_OBJ) $(OBJS) $(LIB_FLAGS)
 
 sample_module.$(SHLIBEXT): tests/sample_module.po 
-	$(CC) -shared -o $@ tests/sample_module.po 
+	$(CC) $(SHLD_FLAGS) -o $@ tests/sample_module.po 
 
 bin/ldbadd: tools/ldbadd.o tools/cmdline.o $(LIBS)
 	$(CC) -o bin/ldbadd tools/ldbadd.o tools/cmdline.o $(LIB_FLAGS) $(LD_EXPORT_DYNAMIC)
diff --git a/source4/lib/ldb/configure.ac b/source4/lib/ldb/configure.ac
index b4b8788253..ffa3f4f750 100644
--- a/source4/lib/ldb/configure.ac
+++ b/source4/lib/ldb/configure.ac
@@ -73,6 +73,7 @@ AC_SUBST(EXTRA_OBJ)
 
 AC_LD_EXPORT_DYNAMIC
 AC_LD_PICFLAG
+AC_LD_SHLDFLAGS
 
 m4_include(libldb.m4)
 AC_OUTPUT(Makefile ldb.pc)
diff --git a/source4/lib/replace/libreplace_ld.m4 b/source4/lib/replace/libreplace_ld.m4
index d3d3f9464f..07dd2db231 100644
--- a/source4/lib/replace/libreplace_ld.m4
+++ b/source4/lib/replace/libreplace_ld.m4
@@ -63,3 +63,41 @@ case "$host_os" in
 esac
 AC_SUBST(PICFLAG)
 ])
+
+AC_DEFUN([AC_LD_SHLDFLAGS],
+[
+	SHLD_FLAGS="-shared"
+
+	case "$host_os" in
+		*linux*)
+			SHLD_FLAGS="-shared -Wl,-Bsymbolic"
+			;;
+		*solaris*)
+			SHLD_FLAGS="-G"
+			if test "${GCC}" = "no"; then
+				## ${CFLAGS} added for building 64-bit shared 
+				## libs using Sun's Compiler
+				SHLD_FLAGS="-G \${CFLAGS}"
+			fi
+			;;
+		*sunos*)
+			SHLD_FLAGS="-G"
+			;;
+		*irix*)
+			SHLD_FLAGS="-set_version sgi1.0 -shared"
+			;;
+		*aix*)
+			SHLD_FLAGS="-Wl,-G,-bexpall,-bbigtoc"
+			;;
+		*hpux*)
+			if test $ac_cv_prog_cc_Ae = yes; then
+				SHLD_FLAGS="-b -Wl,-B,symbolic,-b,-z"
+			fi
+			;;
+		*darwin*)
+			SHLD_FLAGS="-bundle -flat_namespace -undefined suppress"
+			;;
+	esac
+
+	AC_SUBST(SHLD_FLAGS)
+])