BUG#26675 remove additional varialbes definations in mysqld.cc and add...

BUG#26675 remove additional varialbes definations in mysqld.cc and add NDBCLUSTER macro in set_var.cc


sql/mysqld.cc:
  remove additional variables defination in none-ndbcluster engines.
sql/set_var.cc:
  add NDBCLUSTER macro

sql/mysqld.cc

@@ -412,7 +412,7 @@ extern ulong srv_flush_log_at_trx_commit;
 #ifdef WITH_NDBCLUSTER_STORAGE_ENGINE
 const char *opt_ndbcluster_connectstring= 0;
 const char *opt_ndb_connectstring= 0;
-char opt_ndb_constrbuf[1024];
+char opt_ndb_constrbuf[1024]= {0};
 unsigned opt_ndb_constrbuf_len= 0;
 my_bool	opt_ndb_shm, opt_ndb_optimized_node_selection;
 ulong opt_ndb_cache_check_time;
@@ -8433,11 +8433,6 @@ ulong srv_commit_concurrency;
 
 #endif
 
-#ifndef WITH_NDBCLUSTER_STORAGE_ENGINE
-ulong ndb_cache_check_time;
-ulong ndb_extra_logging;
-#endif
-
 /*****************************************************************************
   Instantiate templates
 *****************************************************************************/

sql/set_var.cc

@@ -94,9 +94,12 @@ extern ulong srv_flush_log_at_trx_commit;
 }
 
 /* WITH_NDBCLUSTER_STORAGE_ENGINE */
+#ifdef WITH_NDBCLUSTER_STORAGE_ENGINE
 extern ulong ndb_cache_check_time;
 extern char opt_ndb_constrbuf[];
 extern ulong ndb_extra_logging;
+#endif
+
 #ifdef HAVE_NDB_BINLOG
 extern ulong ndb_report_thresh_binlog_epoch_slip;
 extern ulong ndb_report_thresh_binlog_mem_usage;
@@ -528,6 +531,7 @@ sys_var_thd_bool
 sys_engine_condition_pushdown("engine_condition_pushdown",
 			      &SV::engine_condition_pushdown);
 
+#ifdef WITH_NDBCLUSTER_STORAGE_ENGINE
 /* ndb thread specific variable settings */
 sys_var_thd_ulong
 sys_ndb_autoincrement_prefetch_sz("ndb_autoincrement_prefetch_sz",
@@ -563,6 +567,7 @@ sys_var_long_ptr
 sys_ndb_extra_logging("ndb_extra_logging", &ndb_extra_logging);
 sys_var_thd_bool
 sys_ndb_use_copying_alter_table("ndb_use_copying_alter_table", &SV::ndb_use_copying_alter_table);
+#endif //WITH_NDBCLUSTER_STORAGE_ENGINE
 
 /* Time/date/datetime formats */
 
@@ -924,6 +929,7 @@ SHOW_VAR init_vars[]= {
 #ifdef __NT__
   {"named_pipe",	      (char*) &opt_enable_named_pipe,       SHOW_MY_BOOL},
 #endif
+#ifdef WITH_NDBCLUSTER_STORAGE_ENGINE
   {sys_ndb_autoincrement_prefetch_sz.name,
    (char*) &sys_ndb_autoincrement_prefetch_sz,                      SHOW_SYS},
   {sys_ndb_cache_check_time.name,(char*) &sys_ndb_cache_check_time, SHOW_SYS},
@@ -943,6 +949,7 @@ SHOW_VAR init_vars[]= {
    (char*) &sys_ndb_use_copying_alter_table,                        SHOW_SYS},
   {sys_ndb_use_exact_count.name,(char*) &sys_ndb_use_exact_count,   SHOW_SYS},
   {sys_ndb_use_transactions.name,(char*) &sys_ndb_use_transactions, SHOW_SYS},
+#endif //WITH_NDBCLUSTER_STORAGE_ENGINE
   {sys_net_buffer_length.name,(char*) &sys_net_buffer_length,       SHOW_SYS},
   {sys_net_read_timeout.name, (char*) &sys_net_read_timeout,        SHOW_SYS},
   {sys_net_retry_count.name,  (char*) &sys_net_retry_count,	    SHOW_SYS},