MDEV-22271 Excessive stack memory usage due to WSREP_LOG

fix embedded innodb_plugin tests

followup for 7198c6ab

sql/mysqld.cc

@@ -1814,15 +1814,6 @@ static void close_server_sock()
 #endif
 }
 
-#else /* EMBEDDED LIBRARY */
-# ifndef _WIN32
-/* Unfortunately, ha_innodb.so is by default built WITH_WSREP, and it
-will be used for both the normal and the embedded server, while the
-embedded server library is never built WITH_WSREP. We must define this
-symbol in the embedded library, so that loading a dynamic InnoDB storage
-engine plugin will work in the embedded server library. */
-void wsrep_log(void (*)(const char *, ...), const char *, ...) {}
-# endif
 #endif /*EMBEDDED_LIBRARY*/
 
 

sql/wsrep_dummy.cc

@@ -141,3 +141,7 @@ void wsrep_unlock_rollback()
 
 void wsrep_set_data_home_dir(const char *)
 { }
+
+void wsrep_log(void (*)(const char *, ...), const char *, ...)
+{
+}