00001 // -*- C++ -*- 00002 00003 // Copyright (C) 2005, 2006 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the terms 00007 // of the GNU General Public License as published by the Free Software 00008 // Foundation; either version 2, or (at your option) any later 00009 // version. 00010 00011 // This library is distributed in the hope that it will be useful, but 00012 // WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 // General Public License for more details. 00015 00016 // You should have received a copy of the GNU General Public License 00017 // along with this library; see the file COPYING. If not, write to 00018 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 00019 // MA 02111-1307, USA. 00020 00021 // As a special exception, you may use this file as part of a free 00022 // software library without restriction. Specifically, if other files 00023 // instantiate templates or use macros or inline functions from this 00024 // file, or you compile this file and link it with other files to 00025 // produce an executable, this file does not by itself cause the 00026 // resulting executable to be covered by the GNU General Public 00027 // License. This exception does not however invalidate any other 00028 // reasons why the executable file might be covered by the GNU General 00029 // Public License. 00030 00031 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 00032 00033 // Permission to use, copy, modify, sell, and distribute this software 00034 // is hereby granted without fee, provided that the above copyright 00035 // notice appears in all copies, and that both that copyright notice 00036 // and this permission notice appear in supporting documentation. None 00037 // of the above authors, nor IBM Haifa Research Laboratories, make any 00038 // representation about the suitability of this software for any 00039 // purpose. It is provided "as is" without express or implied 00040 // warranty. 00041 00042 /** 00043 * @file types_traits.hpp 00044 * Contains a traits class of types used by containers. 00045 */ 00046 00047 #ifndef PB_DS_TYPES_TRAITS_HPP 00048 #define PB_DS_TYPES_TRAITS_HPP 00049 00050 #include <ext/pb_ds/detail/basic_types.hpp> 00051 #include <ext/pb_ds/detail/type_utils.hpp> 00052 #include <utility> 00053 00054 namespace pb_ds 00055 { 00056 namespace detail 00057 { 00058 template<typename Key, typename Mapped, typename Alloc, bool Store_Extra> 00059 struct vt_base_selector 00060 { 00061 typedef value_type_base<Key, Mapped, Alloc, Store_Extra> type; 00062 }; 00063 00064 template<typename Key, typename Mapped, typename Alloc, bool Store_Extra> 00065 struct types_traits 00066 : public vt_base_selector<Key, Mapped, Alloc, Store_Extra>::type 00067 { 00068 typedef typename Alloc::template rebind<Key>::other key_allocator; 00069 typedef typename key_allocator::value_type key_type; 00070 typedef typename key_allocator::pointer key_pointer; 00071 typedef typename key_allocator::const_pointer const_key_pointer; 00072 typedef typename key_allocator::reference key_reference; 00073 typedef typename key_allocator::const_reference const_key_reference; 00074 typedef typename Alloc::size_type size_type; 00075 00076 // Extra value (used when the extra value is stored with each value). 00077 typedef std::pair<size_type, size_type> comp_hash; 00078 00079 integral_constant<int, Store_Extra> m_store_extra_indicator; 00080 typename no_throw_copies<Key, Mapped>::indicator m_no_throw_copies_indicator; 00081 }; 00082 } // namespace detail 00083 } // namespace pb_ds 00084 00085 #endif