83 lines
3.1 KiB
C++
83 lines
3.1 KiB
C++
// -*- C++ -*-
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// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the terms
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// of the GNU General Public License as published by the Free Software
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// Foundation; either version 3, or (at your option) any later
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// version.
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
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// Permission to use, copy, modify, sell, and distribute this software
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// is hereby granted without fee, provided that the above copyright
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// notice appears in all copies, and that both that copyright notice
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// and this permission notice appear in supporting documentation. None
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// of the above authors, nor IBM Haifa Research Laboratories, make any
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// representation about the suitability of this software for any
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// purpose. It is provided "as is" without express or implied
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// warranty.
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/**
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* @file types_traits.hpp
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* Contains a traits class of types used by containers.
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*/
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#ifndef PB_DS_TYPES_TRAITS_HPP
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#define PB_DS_TYPES_TRAITS_HPP
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#include <ext/pb_ds/detail/basic_types.hpp>
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#include <ext/pb_ds/detail/type_utils.hpp>
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#include <utility>
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namespace __gnu_pbds
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{
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namespace detail
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{
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template<typename Key, typename Mapped, typename Alloc, bool Store_Extra>
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struct vt_base_selector
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{
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typedef value_type_base<Key, Mapped, Alloc, Store_Extra> type;
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};
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template<typename Key, typename Mapped, typename Alloc, bool Store_Extra>
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struct types_traits
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: public vt_base_selector<Key, Mapped, Alloc, Store_Extra>::type
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{
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typedef typename Alloc::template rebind<Key>::other key_allocator;
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typedef typename key_allocator::value_type key_type;
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typedef typename key_allocator::pointer key_pointer;
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typedef typename key_allocator::const_pointer const_key_pointer;
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typedef typename key_allocator::reference key_reference;
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typedef typename key_allocator::const_reference const_key_reference;
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typedef typename Alloc::size_type size_type;
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// Extra value (used when the extra value is stored with each value).
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typedef std::pair<size_type, size_type> comp_hash;
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typedef integral_constant<int, Store_Extra> store_extra;
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store_extra m_store_extra_indicator;
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typedef typename no_throw_copies<Key, Mapped>::indicator no_throw_copies;
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no_throw_copies m_no_throw_copies_indicator;
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};
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} // namespace detail
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} // namespace __gnu_pbds
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#endif
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