3 // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the terms
7 // of the GNU General Public License as published by the Free Software
8 // Foundation; either version 3, or (at your option) any later
11 // This library is distributed in the hope that it will be useful, but
12 // WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // General Public License for more details.
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
27 // Permission to use, copy, modify, sell, and distribute this software
28 // is hereby granted without fee, provided that the above copyright
29 // notice appears in all copies, and that both that copyright notice
30 // and this permission notice appear in supporting documentation. None
31 // of the above authors, nor IBM Haifa Research Laboratories, make any
32 // representation about the suitability of this software for any
33 // purpose. It is provided "as is" without express or implied
37 * @file types_traits.hpp
38 * Contains a traits class of types used by containers.
41 #ifndef PB_DS_TYPES_TRAITS_HPP
42 #define PB_DS_TYPES_TRAITS_HPP
44 #include <ext/pb_ds/detail/basic_types.hpp>
45 #include <ext/pb_ds/detail/type_utils.hpp>
52 template<typename Key, typename Mapped, typename Alloc, bool Store_Extra>
53 struct vt_base_selector
55 typedef value_type_base<Key, Mapped, Alloc, Store_Extra> type;
58 template<typename Key, typename Mapped, typename Alloc, bool Store_Extra>
60 : public vt_base_selector<Key, Mapped, Alloc, Store_Extra>::type
62 typedef typename Alloc::template rebind<Key>::other key_allocator;
63 typedef typename key_allocator::value_type key_type;
64 typedef typename key_allocator::pointer key_pointer;
65 typedef typename key_allocator::const_pointer const_key_pointer;
66 typedef typename key_allocator::reference key_reference;
67 typedef typename key_allocator::const_reference const_key_reference;
68 typedef typename Alloc::size_type size_type;
70 // Extra value (used when the extra value is stored with each value).
71 typedef std::pair<size_type, size_type> comp_hash;
73 typedef integral_constant<int, Store_Extra> store_extra;
74 store_extra m_store_extra_indicator;
76 typedef typename no_throw_copies<Key, Mapped>::indicator no_throw_copies;
77 no_throw_copies m_no_throw_copies_indicator;
80 } // namespace __gnu_pbds