algorithm revision fe47ae56a8808c836923466e44704db3a8371593
1/* -*- c++ -*- */ 2/* 3 * Copyright (C) 2009 The Android Open Source Project 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in 13 * the documentation and/or other materials provided with the 14 * distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 19 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 20 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 22 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 23 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 24 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 26 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#ifndef ANDROID_ASTL_ALGORITHM__ 31#define ANDROID_ASTL_ALGORITHM__ 32 33namespace std { 34 35// This file contains the following template functions: 36// - min 37// - max 38// - swap 39 40 41template<typename _T> inline const _T& min(const _T& left, const _T& right) 42{ 43 if (left < right) return left; 44 return right; 45} 46 47template<typename _T> inline const _T& max(const _T& left, const _T& right) 48{ 49 if (right < left) return left; 50 return right; 51} 52 53template<typename _T> inline void swap(_T& left, _T& right) 54{ 55 _T tmp = left; 56 left = right; 57 right = tmp; 58} 59 60} // namespace std 61 62 63#endif 64