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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Sun Microsystems, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <config.h>
#include <drizzled/item/uint.h>
#include <drizzled/item/outer_ref.h>
namespace drizzled {
/*
Prepare referenced outer field then call usual Item_direct_ref::fix_fields
SYNOPSIS
Item_outer_ref::fix_fields()
session thread handler
reference reference on reference where this item stored
RETURN
false OK
true Error
*/
bool Item_outer_ref::fix_fields(Session *session, Item **reference)
{
/* outer_ref->check_cols() will be made in Item_direct_ref::fix_fields */
if ((*ref) && !(*ref)->fixed && ((*ref)->fix_fields(session, reference)))
return true;
bool err= Item_direct_ref::fix_fields(session, reference);
if (!outer_ref)
outer_ref= *ref;
if ((*ref)->type() == Item::FIELD_ITEM)
table_name= ((Item_field*)outer_ref)->table_name;
return err;
}
void Item_outer_ref::fix_after_pullout(Select_Lex *new_parent,
Item **ref_item)
{
if (depended_from == new_parent)
{
*ref_item= outer_ref;
outer_ref->fix_after_pullout(new_parent, ref_item);
}
}
} /* namespace drizzled */
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