Merge 4.1 -> 5.0

BitKeeper/etc/ignore:
  auto-union
BitKeeper/etc/logging_ok:
  auto-union
VC++Files/sql/mysqld.dsp:
  Auto merged
configure.in:
  Auto merged
include/my_global.h:
  Auto merged
include/mysql_com.h:
  Auto merged
libmysql/libmysql.c:
  Auto merged
libmysqld/Makefile.am:
  Auto merged
myisam/myisamchk.c:
  Auto merged
myisam/myisamdef.h:
  Auto merged
mysql-test/install_test_db.sh:
  Auto merged
mysql-test/r/func_time.result:
  Auto merged
mysql-test/r/mysqldump.result:
  Auto merged
mysql-test/r/show_check.result:
  Auto merged
mysql-test/r/subselect.result:
  Auto merged
mysql-test/r/union.result:
  Auto merged
mysql-test/t/func_time.test:
  Auto merged
mysql-test/t/subselect.test:
  Auto merged
scripts/make_binary_distribution.sh:
  Auto merged
scripts/mysql_install_db.sh:
  Auto merged
sql/ha_berkeley.cc:
  Auto merged
mysql-test/t/rpl_error_ignored_table.test:
  Auto merged
sql/ha_berkeley.h:
  Auto merged
sql/ha_innodb.cc:
  Auto merged
sql/ha_innodb.h:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/handler.cc:
  Auto merged
sql/handler.h:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/item_cmpfunc.cc:
  Auto merged
sql/item_cmpfunc.h:
  Auto merged
sql/item_subselect.cc:
  Auto merged
sql/item_sum.cc:
  Auto merged
sql/item_sum.h:
  Auto merged
sql/lex.h:
  Auto merged
sql/log.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/protocol.cc:
  Auto merged
sql/records.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_acl.h:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_cache.cc:
  Auto merged
sql/sql_class.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_db.cc:
  Auto merged
sql/sql_delete.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_load.cc:
  Auto merged
sql/sql_prepare.cc:
  Auto merged
sql/sql_select.h:
  Auto merged
sql/sql_show.cc:
  Auto merged
sql/sql_string.cc:
  Auto merged
sql/sql_test.cc:
  Auto merged
sql/sql_update.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
sql/table.h:
  Auto merged
tests/client_test.c:
  Auto merged

1 files changed, 8 insertions, 2 deletions

diff --git a/sql/item_sum.h b/sql/item_sum.h
index 170a142545e..953ff76b65d 100644
--- a/sql/item_sum.h
+++ b/sql/item_sum.h
@@ -331,6 +331,7 @@ class Item_sum_avg :public Item_sum_num
   void update_field();
   Item *result_item(Field *field)
   { return new Item_avg_field(this); }
+  void no_rows_in_result() {}
   const char *func_name() const { return "avg"; }
   Item *copy_or_same(THD* thd);
 };
@@ -383,6 +384,7 @@ class Item_sum_variance : public Item_sum_num
   void update_field();
   Item *result_item(Field *field)
   { return new Item_variance_field(this); }
+  void no_rows_in_result() {}
   const char *func_name() const { return "variance"; }
   Item *copy_or_same(THD* thd);
 };
@@ -766,8 +768,12 @@ class Item_func_group_concat : public Item_sum
   }
   longlong val_int()
   {
-    String *res;  res=val_str(&str_value);
-    return res ? strtoll(res->c_ptr(),(char**) 0,10) : (longlong) 0;
+    String *res;
+    char *end_ptr;
+    int error;
+    res= val_str(&str_value);
+    end_ptr= (char*) res->ptr()+ res->length();
+    return res ? my_strtoll10(res->ptr(), &end_ptr, &error) : (longlong) 0;
   }
   String* val_str(String* str);
   Item *copy_or_same(THD* thd);