/* * Copyright (c) International Business Machines Corp., 2014 * * 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; either version 2 of the License, or * (at your option) any later version. * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* * File: min.h * Author: * Descr: typesafe min function * Note: * Date: 10/22/10 */ #ifndef __MIN_H__ #define __MIN_H__ #define min(x,y) \ ({ \ typeof(x) _x = (x); \ typeof(y) _y = (y); \ (void)((void*)&_x == (void*)&_y); \ _x < _y ? _x : _y; \ }) #endif /* __MIN_H__ */