Update of query cache code

Docs/manual.texi:
  Added information about RESET
sql/mysql_priv.h:
  Fixed wrong type
sql/sql_base.cc:
  Removed wrong info in DBUG output
sql/sql_class.cc:
  cleanup
sql/sql_parse.cc:
  Fixed wrong type

1 files changed, 10 insertions, 8 deletions

diff --git a/sql/sql_base.cc b/sql/sql_base.cc
index b913233806f..7f6ffd04d98 100644
--- a/sql/sql_base.cc
+++ b/sql/sql_base.cc
@@ -2195,16 +2195,18 @@ int setup_ftfuncs(THD *thd)
 
 int init_ftfuncs(THD *thd, bool no_order)
 {
-  List_iterator<Item_func_match> li(thd->lex.select_lex.ftfunc_list);
-  Item_func_match *ifm;
-  DBUG_PRINT("info",("Performing FULLTEXT search"));
-  thd->proc_info="FULLTEXT initialization";
-
-  while ((ifm=li++))
+  if (thd->lex.select_lex.ftfunc_list.elements)
   {
-    ifm->init_search(no_order);
-  }
+    List_iterator<Item_func_match> li(thd->lex.select_lex.ftfunc_list);
+    Item_func_match *ifm;
+    DBUG_PRINT("info",("Performing FULLTEXT search"));
+    thd->proc_info="FULLTEXT initialization";
 
+    while ((ifm=li++))
+    {
+      ifm->init_search(no_order);
+    }
+  }
   return 0;
 }