From bd9091ce57ce42c6056908190c8249e94ecbc410 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nirgal=20Vourg=C3=A8re?= <contact_mdbtools@nirgal.com>
Date: Fri, 12 Oct 2012 14:33:36 +0200
Subject: [PATCH] Backup --version-script with -export-symbols-regex

When ld doesn't support --version-script, use -export-symbols-regex
instead.
---
 configure.ac           | 2 +-
 src/libmdb/Makefile.am | 2 ++
 src/odbc/Makefile.am   | 2 ++
 src/sql/Makefile.am    | 2 ++
 4 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index f3d72e8..19054aa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -96,7 +96,7 @@ AC_ARG_ENABLE([ld-version-script],
 
 if test "$enable_version_script" = auto
 then
-	AC_MSG_CHECKING([whether $LD supports --version-scripts. enable_version_script=$enable_version_script])
+	AC_MSG_CHECKING([whether $LD supports --version-scripts.])
 	SAVED_LDFLAGS="$LDFLAGS"
 	LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
 	cat > conftest.map <<EOF
diff --git a/src/libmdb/Makefile.am b/src/libmdb/Makefile.am
index 38e94c9..878bcc0 100644
--- a/src/libmdb/Makefile.am
+++ b/src/libmdb/Makefile.am
@@ -5,4 +5,6 @@ AM_CPPFLAGS	=	-I$(top_srcdir)/include $(GLIB_CFLAGS)
 LIBS = $(GLIB_LIBS) @LIBS@
 if VERSION_SCRIPT
   libmdb_la_LDFLAGS += -Wl,--version-script=$(srcdir)/libmdb.map
+else
+  libmdb_la_LDFLAGS += -export-symbols-regex '^(mdb_|_mdb_put_int16$$|_mdb_put_int32$$)'
 endif
diff --git a/src/odbc/Makefile.am b/src/odbc/Makefile.am
index 5185402..d5c1040 100644
--- a/src/odbc/Makefile.am
+++ b/src/odbc/Makefile.am
@@ -9,4 +9,6 @@ LIBS	=	@LEXLIB@ $(GLIB_LIBS) $(ODBC_LIBS)
 unittest_LDADD	=	libmdbodbc.la ../libmdb/libmdb.la ../sql/libmdbsql.la
 if VERSION_SCRIPT
   libmdbodbc_la_LDFLAGS += -Wl,--version-script=$(srcdir)/libmdbodbc.map
+else
+  libmdbodbc_la_LDFLAGS += -export-symbols-regex '^(SQL|ODBCINST)'
 endif
diff --git a/src/sql/Makefile.am b/src/sql/Makefile.am
index 542fb20..3434171 100644
--- a/src/sql/Makefile.am
+++ b/src/sql/Makefile.am
@@ -8,4 +8,6 @@ libmdbsql_la_LIBADD =	../libmdb/libmdb.la
 YACC = @YACC@ -d
 if VERSION_SCRIPT
   libmdbsql_la_LDFLAGS += -Wl,--version-script=$(srcdir)/libmdbsql.map
+else
+  libmdbsql_la_LDFLAGS += -export-symbols-regex '^mdb_sql_'
 endif