00001 /* ///////////////////////////////////////////////////////////////////////// 00002 * File: stlsoft/meta/add_qualifier.hpp 00003 * 00004 * Purpose: Adds a const or volatile qualifier to a type. 00005 * 00006 * Created: 30th December 2005 00007 * Updated: 10th August 2009 00008 * 00009 * Home: http://stlsoft.org/ 00010 * 00011 * Copyright (c) 2005-2009, Matthew Wilson and Synesis Software 00012 * All rights reserved. 00013 * 00014 * Redistribution and use in source and binary forms, with or without 00015 * modification, are permitted provided that the following conditions are met: 00016 * 00017 * - Redistributions of source code must retain the above copyright notice, this 00018 * list of conditions and the following disclaimer. 00019 * - Redistributions in binary form must reproduce the above copyright notice, 00020 * this list of conditions and the following disclaimer in the documentation 00021 * and/or other materials provided with the distribution. 00022 * - Neither the name(s) of Matthew Wilson and Synesis Software nor the names of 00023 * any contributors may be used to endorse or promote products derived from 00024 * this software without specific prior written permission. 00025 * 00026 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00027 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00028 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00029 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00030 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00031 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00032 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00033 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00034 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00035 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00036 * POSSIBILITY OF SUCH DAMAGE. 00037 * 00038 * ////////////////////////////////////////////////////////////////////// */ 00039 00040 00049 #ifndef STLSOFT_INCL_STLSOFT_META_HPP_ADD_QUALIFIER 00050 #define STLSOFT_INCL_STLSOFT_META_HPP_ADD_QUALIFIER 00051 00052 #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION 00053 # define STLSOFT_VER_STLSOFT_META_HPP_ADD_QUALIFIER_MAJOR 1 00054 # define STLSOFT_VER_STLSOFT_META_HPP_ADD_QUALIFIER_MINOR 1 00055 # define STLSOFT_VER_STLSOFT_META_HPP_ADD_QUALIFIER_REVISION 2 00056 # define STLSOFT_VER_STLSOFT_META_HPP_ADD_QUALIFIER_EDIT 11 00057 #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ 00058 00059 /* ///////////////////////////////////////////////////////////////////////// 00060 * Includes 00061 */ 00062 00063 #ifndef STLSOFT_INCL_STLSOFT_H_STLSOFT 00064 # include <stlsoft/stlsoft.h> 00065 #endif /* !STLSOFT_INCL_STLSOFT_H_STLSOFT */ 00066 00067 /* ///////////////////////////////////////////////////////////////////////// 00068 * Namespace 00069 */ 00070 00071 #ifndef _STLSOFT_NO_NAMESPACE 00072 namespace stlsoft 00073 { 00074 #endif /* _STLSOFT_NO_NAMESPACE */ 00075 00076 /* ///////////////////////////////////////////////////////////////////////// 00077 * Classes 00078 */ 00079 00084 template <ss_typename_param_k T> 00085 struct add_const 00086 { 00087 typedef const T type; 00088 }; 00089 00090 #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION 00091 00092 STLSOFT_TEMPLATE_SPECIALISATION 00093 struct add_const<void> 00094 { 00095 typedef void type; 00096 }; 00097 00098 #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ 00099 00100 00101 00106 template <ss_typename_param_k T> 00107 struct add_volatile 00108 { 00109 typedef volatile T type; 00110 }; 00111 00112 #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION 00113 00114 STLSOFT_TEMPLATE_SPECIALISATION 00115 struct add_volatile<void> 00116 { 00117 typedef void type; 00118 }; 00119 00120 #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ 00121 00122 00123 00128 template <ss_typename_param_k T> 00129 struct add_const_ref 00130 { 00131 typedef T const& type; 00132 }; 00133 00134 #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION 00135 00136 STLSOFT_TEMPLATE_SPECIALISATION 00137 struct add_const_ref<void> 00138 { 00139 typedef void type; 00140 }; 00141 00142 #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ 00143 00144 00145 00150 template <ss_typename_param_k T> 00151 struct add_volatile_ref 00152 { 00153 typedef volatile T& type; 00154 }; 00155 00156 #ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION 00157 00158 STLSOFT_TEMPLATE_SPECIALISATION 00159 struct add_volatile_ref<void> 00160 { 00161 typedef void type; 00162 }; 00163 00164 #endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */ 00165 00166 /* ////////////////////////////////////////////////////////////////////// */ 00167 00168 #ifndef _STLSOFT_NO_NAMESPACE 00169 } // namespace stlsoft 00170 #endif /* _STLSOFT_NO_NAMESPACE */ 00171 00172 /* ////////////////////////////////////////////////////////////////////// */ 00173 00174 #endif /* !STLSOFT_INCL_STLSOFT_META_HPP_ADD_QUALIFIER */ 00175 00176 /* ///////////////////////////// end of file //////////////////////////// */