Manual merge

1 files changed, 4 insertions, 15 deletions

diff --git a/sql/item_strfunc.h b/sql/item_strfunc.h
index 2bc37de86d8..04009fe10e1 100644
--- a/sql/item_strfunc.h
+++ b/sql/item_strfunc.h
@@ -95,7 +95,6 @@ class Item_func_concat_ws :public Item_str_func
 public:
   Item_func_concat_ws(Item *a,List<Item> &list) 
     :Item_str_func(list),separator(a) {}
-  ~Item_func_concat_ws() { delete separator; }
   String *val_str(String *);
   void fix_length_and_dec();
   void update_used_tables();
@@ -409,7 +408,6 @@ class Item_func_make_set :public Item_str_func
 
 public:
   Item_func_make_set(Item *a,List<Item> &list) :Item_str_func(list),item(a) {}
-  ~Item_func_make_set() { delete item; }
   String *val_str(String *str);
   bool fix_fields(THD *thd, TABLE_LIST *tlist, Item **ref)
   {
@@ -528,7 +526,8 @@ public:
   void fix_length_and_dec() 
   { 
     collation.set(default_charset());
-    decimals=0; max_length=args[0]->max_length*2;
+    decimals=0;
+    max_length=args[0]->max_length*2*collation.collation->mbmaxlen;
   }
 };
 
@@ -628,16 +627,6 @@ public:
   void print(String *str) { print_op(str); }
 };
 
-class Item_func_conv_charset3 :public Item_str_func
-{
-public:
-  Item_func_conv_charset3(Item *arg1,Item *arg2,Item *arg3)
-    :Item_str_func(arg1,arg2,arg3) {}
-  String *val_str(String *);
-  void fix_length_and_dec();
-  const char *func_name() const { return "convert"; }
-};
-
 class Item_func_charset :public Item_str_func
 {
 public:
@@ -646,8 +635,8 @@ public:
   const char *func_name() const { return "charset"; }
   void fix_length_and_dec() 
   {
-     max_length=40; // should be enough
      collation.set(system_charset_info);
+     max_length= 64 * collation.collation->mbmaxlen; // should be enough
   };
 };
 
@@ -659,8 +648,8 @@ public:
   const char *func_name() const { return "collation"; }
   void fix_length_and_dec()
   {
-     max_length=40; // should be enough
      collation.set(system_charset_info);
+     max_length= 64 * collation.collation->mbmaxlen; // should be enough
   };
 };