00001 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*- 00002 * vim:expandtab:shiftwidth=2:tabstop=2:smarttab: 00003 * 00004 * Copyright (C) 2008 Sun Microsystems, Inc. 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; version 2 of the License. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License 00016 * along with this program; if not, write to the Free Software 00017 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00018 */ 00019 00020 00021 #pragma once 00022 00023 #include <drizzled/function/func.h> 00024 #include <drizzled/function/math/int.h> 00025 00026 namespace drizzled 00027 { 00028 00029 namespace function 00030 { 00031 00032 namespace bit 00033 { 00034 00035 00036 /* Base class for all bit functions: '~', '|', '^', '&', '>>', '<<' */ 00037 00038 class Bit: public Item_int_func 00039 { 00040 public: 00041 Bit(Item *a, Item *b) : 00042 Item_int_func(a, b) 00043 {} 00044 00045 Bit(Item *a) : 00046 Item_int_func(a) 00047 {} 00048 00049 void fix_length_and_dec() { unsigned_flag= 1; } 00050 00051 virtual void print(String *str) 00052 { 00053 print_op(str); 00054 } 00055 }; 00056 00057 00058 } /* namespace bit */ 00059 } /* namespace function */ 00060 } /* namespace drizzled */ 00061 00062