Add code to actually version the symbols in the library, and not just the library. bug #13522

configure.in

@@ -15,6 +15,8 @@ DOT_FRM_VERSION=6
 # See the libtool docs for information on how to do shared lib versions.
 SHARED_LIB_MAJOR_VERSION=15
 SHARED_LIB_VERSION=$SHARED_LIB_MAJOR_VERSION:0:0
+NDB_SHARED_LIB_MAJOR_VERSION=3
+NDB_SHARED_LIB_VERSION=$NDB_SHARED_LIB_MAJOR_VERSION:0:0
 # Set all version vars based on $VERSION. How do we do this more elegant ?
 # Remember that regexps needs to quote [ and ] since this is run through m4
 MYSQL_NO_DASH_VERSION=`echo $VERSION | sed -e "s|[[a-z]]*-.*$||"`
@@ -58,6 +60,8 @@ AC_DEFINE_UNQUOTED([DOT_FRM_VERSION], [$DOT_FRM_VERSION],
                    [Version of .frm files])
 AC_SUBST(SHARED_LIB_MAJOR_VERSION)
 AC_SUBST(SHARED_LIB_VERSION)
+AC_SUBST(NDB_SHARED_LIB_MAJOR_VERSION)
+AC_SUBST(NDB_SHARED_LIB_VERSION)
 AC_SUBST(AVAILABLE_LANGUAGES)
 
 
@@ -354,6 +358,14 @@ if $LD --version 2>/dev/null|grep -q GNU; then
 fi
 AC_SUBST(LD_VERSION_SCRIPT)
 
+# libndbclient versioning when linked with GNU ld.
+if $LD --version 2>/dev/null|grep -q GNU; then
+  NDB_LD_VERSION_SCRIPT="-Wl,--version-script=\$(top_builddir)/storage/ndb/src/libndb.ver"
+  AC_CONFIG_FILES(storage/ndb/src/libndb.ver)
+fi
+AC_SUBST(NDB_LD_VERSION_SCRIPT)
+
+
 # Avoid bug in fcntl on some versions of linux
 AC_MSG_CHECKING([if we should use 'skip-external-locking' as default for $target_os])
 # Any variation of Linux

storage/ndb/src/Makefile.am

@@ -21,7 +21,7 @@ ndblib_LTLIBRARIES = libndbclient.la
 
 libndbclient_la_SOURCES =
 
-libndbclient_la_LDFLAGS = -version-info @NDB_SHARED_LIB_VERSION@
+libndbclient_la_LDFLAGS = -version-info @NDB_SHARED_LIB_VERSION@ @NDB_LD_VERSION_SCRIPT@
 
 libndbclient_la_LIBADD =  \
               ndbapi/libndbapi.la \

storage/ndb/src/libndb.ver.in

+libndbclient_@NDB_SHARED_LIB_MAJOR_VERSION@ { global: *; };
+