ipa-kdb: add exports file

limit exported symbols only to the ones actually needed by krb5kdc

daemons/ipa-kdb/Makefile.am

@@ -26,7 +26,8 @@ ipadb_la_SOURCES = 		\
 
 ipadb_la_LDFLAGS = 		\
 	-avoid-version 		\
-	-module
+	-module			\
+	-Wl,--version-script,$(srcdir)/ipa_kdb.exports
 
 ipadb_la_LIBADD = 		\
 	$(KRB5_LIBS)		\
@@ -34,6 +35,8 @@ ipadb_la_LIBADD = 		\
 	$(LDAP_LIBS)		\
 	$(NULL)
 
+dist_noinst_DATA = ipa_kdb.exports
+
 EXTRA_DIST =			\
 	README			\
 	$(NULL)

daemons/ipa-kdb/ipa_kdb.exports

@@ -0,0 +1,10 @@
+EXPORTED {
+
+	# public symbols
+	global:
+		kdb_function_table;
+
+	# everything else is local
+	local:
+		*;
+};