Merge sanja.is.com.ua:/home/bell/mysql/bk/mysql-4.1

into sanja.is.com.ua:/home/bell/mysql/bk/work-order-4.1


mysql-test/r/subselect.result:
  Auto merged
mysql-test/t/subselect.test:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged

1 files changed, 8 insertions, 0 deletions

diff --git a/sql/sql_lex.h b/sql/sql_lex.h
index 9fb0f8cfdf5..75ec2f2d3fb 100644
--- a/sql/sql_lex.h
+++ b/sql/sql_lex.h
@@ -230,6 +230,7 @@ public:
 
   virtual st_select_lex_unit* master_unit()= 0;
   virtual st_select_lex* outer_select()= 0;
+  virtual st_select_lex_node* return_after_parsing()= 0;
 
   virtual bool set_braces(bool value);
   virtual bool inc_in_sum_expr();
@@ -284,6 +285,8 @@ public:
     global parameters for union
   */
   st_select_lex_node *global_parameters;
+  //node on wich we should return current_select pointer after parsing subquery
+  st_select_lex_node *return_to;
   /* LIMIT clause runtime counters */
   ha_rows select_limit_cnt, offset_limit_cnt;
   /* not NULL if union used in subselect, point to subselect item */
@@ -304,6 +307,7 @@ public:
       (st_select_lex*) slave->next : (st_select_lex*) slave;
   }
   st_select_lex_unit* next_unit() { return (st_select_lex_unit*) next; }
+  st_select_lex_node* return_after_parsing() { return return_to; }
   void exclude_level();
 
   /* UNION methods */
@@ -366,6 +370,10 @@ public:
   {
     return &link_next;
   }
+  st_select_lex_node* return_after_parsing()
+  {
+    return master_unit()->return_after_parsing();
+  }
 
   bool set_braces(bool value);
   bool inc_in_sum_expr();