Merge mysql.com:/home/hf/work/19491/my50-19491

into  mysql.com:/home/hf/work/mysql-5.0.19491


sql/field.cc:
  Auto merged
sql/field.h:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/item_timefunc.cc:
  Auto merged

1 files changed, 47 insertions, 0 deletions

diff --git a/sql/item.cc b/sql/item.cc
index d56ca95093b..16881dd4e9e 100644
--- a/sql/item.cc
+++ b/sql/item.cc
@@ -272,6 +272,34 @@ my_decimal *Item::val_decimal_from_string(my_decimal *decimal_value)
 }
 
 
+my_decimal *Item::val_decimal_from_date(my_decimal *decimal_value)
+{
+  DBUG_ASSERT(fixed == 1);
+  TIME ltime;
+  longlong date;
+  if (get_date(&ltime, TIME_FUZZY_DATE))
+  {
+    my_decimal_set_zero(decimal_value);
+    return 0;
+  }
+  return date2my_decimal(&ltime, decimal_value);
+}
+
+
+my_decimal *Item::val_decimal_from_time(my_decimal *decimal_value)
+{
+  DBUG_ASSERT(fixed == 1);
+  TIME ltime;
+  longlong date;
+  if (get_time(&ltime))
+  {
+    my_decimal_set_zero(decimal_value);
+    return 0;
+  }
+  return date2my_decimal(&ltime, decimal_value);
+}
+
+
 double Item::val_real_from_decimal()
 {
   /* Note that fix_fields may not be called for Item_avg_field items */
@@ -295,6 +323,25 @@ longlong Item::val_int_from_decimal()
   return result;
 }
 
+int Item::save_time_in_field(Field *field)
+{
+  TIME ltime;
+  if (get_time(&ltime))
+    return set_field_to_null(field);
+  field->set_notnull();
+  return field->store_time(&ltime, MYSQL_TIMESTAMP_TIME);
+}
+
+
+int Item::save_date_in_field(Field *field)
+{
+  TIME ltime;
+  if (get_date(&ltime, TIME_FUZZY_DATE))
+    return set_field_to_null(field);
+  field->set_notnull();
+  return field->store_time(&ltime, MYSQL_TIMESTAMP_DATETIME);
+}
+
 
 Item::Item():
   rsize(0), name(0), orig_name(0), name_length(0), fixed(0),