Merge abotchkov@production.mysql.com:mysql-5.0-opt1

into  mysql.com:/home/hf/work/current_stmt/my50-current_stmt

include/mysql.h

@@ -293,12 +293,6 @@ typedef struct st_mysql
   /* needed for embedded server - no net buffer to store the 'info' */
   char *info_buffer;
 #endif
-  /*
-    In embedded server it points to the statement that is processed
-    in the current query. We store some results directly in statement
-    fields then.
-  */
-  struct st_mysql_stmt *current_stmt;
 } MYSQL;
 
 typedef struct st_mysql_res {

libmysqld/lib_sql.cc

@@ -100,7 +100,7 @@ emb_advanced_command(MYSQL *mysql, enum enum_server_command command,
   mysql->affected_rows= ~(my_ulonglong) 0;
   mysql->field_count= 0;
   net->last_errno= 0;
-  mysql->current_stmt= stmt;
+  thd->current_stmt= stmt;
 
   thd->store_globals();				// Fix if more than one connect
   /* 

sql/sql_class.h

@@ -1097,6 +1097,12 @@ public:
   struct st_mysql_data **data_tail;
   void clear_data_list();
   struct st_mysql_data *alloc_new_dataset();
+  /*
+    In embedded server it points to the statement that is processed
+    in the current query. We store some results directly in statement
+    fields then.
+  */
+  struct st_mysql_stmt *current_stmt;
 #endif
   NET	  net;				// client connection descriptor
   MEM_ROOT warn_root;			// For warnings and errors