mirror of
https://github.com/autc04/Retro68.git
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268 lines
9.3 KiB
C++
268 lines
9.3 KiB
C++
// TR1 unordered_set implementation -*- C++ -*-
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// Copyright (C) 2010-2018 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
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU 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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/** @file tr1/unordered_set.h
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* This is an internal header file, included by other library headers.
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* Do not attempt to use it directly. @headername{tr1/unordered_set}
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*/
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namespace std _GLIBCXX_VISIBILITY(default)
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{
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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namespace tr1
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{
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// NB: When we get typedef templates these class definitions
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// will be unnecessary.
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template<class _Value,
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class _Hash = hash<_Value>,
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class _Pred = std::equal_to<_Value>,
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class _Alloc = std::allocator<_Value>,
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bool __cache_hash_code = false>
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class __unordered_set
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: public _Hashtable<_Value, _Value, _Alloc,
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std::_Identity<_Value>, _Pred,
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_Hash, __detail::_Mod_range_hashing,
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__detail::_Default_ranged_hash,
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__detail::_Prime_rehash_policy,
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__cache_hash_code, true, true>
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{
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typedef _Hashtable<_Value, _Value, _Alloc,
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std::_Identity<_Value>, _Pred,
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_Hash, __detail::_Mod_range_hashing,
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__detail::_Default_ranged_hash,
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__detail::_Prime_rehash_policy,
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__cache_hash_code, true, true>
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_Base;
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public:
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typedef typename _Base::size_type size_type;
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typedef typename _Base::hasher hasher;
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typedef typename _Base::key_equal key_equal;
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typedef typename _Base::allocator_type allocator_type;
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explicit
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__unordered_set(size_type __n = 10,
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const hasher& __hf = hasher(),
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const key_equal& __eql = key_equal(),
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const allocator_type& __a = allocator_type())
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: _Base(__n, __hf, __detail::_Mod_range_hashing(),
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__detail::_Default_ranged_hash(), __eql,
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std::_Identity<_Value>(), __a)
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{ }
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template<typename _InputIterator>
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__unordered_set(_InputIterator __f, _InputIterator __l,
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size_type __n = 10,
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const hasher& __hf = hasher(),
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const key_equal& __eql = key_equal(),
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const allocator_type& __a = allocator_type())
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: _Base(__f, __l, __n, __hf, __detail::_Mod_range_hashing(),
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__detail::_Default_ranged_hash(), __eql,
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std::_Identity<_Value>(), __a)
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{ }
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};
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template<class _Value,
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class _Hash = hash<_Value>,
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class _Pred = std::equal_to<_Value>,
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class _Alloc = std::allocator<_Value>,
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bool __cache_hash_code = false>
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class __unordered_multiset
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: public _Hashtable<_Value, _Value, _Alloc,
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std::_Identity<_Value>, _Pred,
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_Hash, __detail::_Mod_range_hashing,
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__detail::_Default_ranged_hash,
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__detail::_Prime_rehash_policy,
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__cache_hash_code, true, false>
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{
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typedef _Hashtable<_Value, _Value, _Alloc,
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std::_Identity<_Value>, _Pred,
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_Hash, __detail::_Mod_range_hashing,
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__detail::_Default_ranged_hash,
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__detail::_Prime_rehash_policy,
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__cache_hash_code, true, false>
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_Base;
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public:
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typedef typename _Base::size_type size_type;
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typedef typename _Base::hasher hasher;
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typedef typename _Base::key_equal key_equal;
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typedef typename _Base::allocator_type allocator_type;
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explicit
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__unordered_multiset(size_type __n = 10,
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const hasher& __hf = hasher(),
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const key_equal& __eql = key_equal(),
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const allocator_type& __a = allocator_type())
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: _Base(__n, __hf, __detail::_Mod_range_hashing(),
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__detail::_Default_ranged_hash(), __eql,
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std::_Identity<_Value>(), __a)
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{ }
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template<typename _InputIterator>
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__unordered_multiset(_InputIterator __f, _InputIterator __l,
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typename _Base::size_type __n = 0,
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const hasher& __hf = hasher(),
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const key_equal& __eql = key_equal(),
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const allocator_type& __a = allocator_type())
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: _Base(__f, __l, __n, __hf, __detail::_Mod_range_hashing(),
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__detail::_Default_ranged_hash(), __eql,
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std::_Identity<_Value>(), __a)
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{ }
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};
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template<class _Value, class _Hash, class _Pred, class _Alloc,
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bool __cache_hash_code>
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inline void
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swap(__unordered_set<_Value, _Hash, _Pred, _Alloc, __cache_hash_code>& __x,
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__unordered_set<_Value, _Hash, _Pred, _Alloc, __cache_hash_code>& __y)
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{ __x.swap(__y); }
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template<class _Value, class _Hash, class _Pred, class _Alloc,
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bool __cache_hash_code>
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inline void
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swap(__unordered_multiset<_Value, _Hash, _Pred,
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_Alloc, __cache_hash_code>& __x,
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__unordered_multiset<_Value, _Hash, _Pred,
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_Alloc, __cache_hash_code>& __y)
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{ __x.swap(__y); }
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/**
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* @brief A standard container composed of unique keys (containing
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* at most one of each key value) in which the elements' keys are
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* the elements themselves.
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*
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* @ingroup unordered_associative_containers
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*
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* Meets the requirements of a <a href="tables.html#65">container</a>, and
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* <a href="tables.html#xx">unordered associative container</a>
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*
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* @param Value Type of key objects.
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* @param Hash Hashing function object type, defaults to hash<Value>.
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* @param Pred Predicate function object type, defaults to equal_to<Value>.
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* @param Alloc Allocator type, defaults to allocator<Key>.
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*/
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template<class _Value,
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class _Hash = hash<_Value>,
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class _Pred = std::equal_to<_Value>,
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class _Alloc = std::allocator<_Value> >
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class unordered_set
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: public __unordered_set<_Value, _Hash, _Pred, _Alloc>
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{
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typedef __unordered_set<_Value, _Hash, _Pred, _Alloc> _Base;
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public:
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typedef typename _Base::value_type value_type;
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typedef typename _Base::size_type size_type;
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typedef typename _Base::hasher hasher;
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typedef typename _Base::key_equal key_equal;
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typedef typename _Base::allocator_type allocator_type;
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explicit
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unordered_set(size_type __n = 10,
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const hasher& __hf = hasher(),
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const key_equal& __eql = key_equal(),
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const allocator_type& __a = allocator_type())
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: _Base(__n, __hf, __eql, __a)
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{ }
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template<typename _InputIterator>
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unordered_set(_InputIterator __f, _InputIterator __l,
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size_type __n = 10,
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const hasher& __hf = hasher(),
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const key_equal& __eql = key_equal(),
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const allocator_type& __a = allocator_type())
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: _Base(__f, __l, __n, __hf, __eql, __a)
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{ }
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};
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/**
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* @brief A standard container composed of equivalent keys
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* (possibly containing multiple of each key value) in which the
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* elements' keys are the elements themselves.
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*
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* @ingroup unordered_associative_containers
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*
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* Meets the requirements of a <a href="tables.html#65">container</a>, and
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* <a href="tables.html#xx">unordered associative container</a>
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*
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* @param Value Type of key objects.
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* @param Hash Hashing function object type, defaults to hash<Value>.
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* @param Pred Predicate function object type, defaults to equal_to<Value>.
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* @param Alloc Allocator type, defaults to allocator<Key>.
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*/
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template<class _Value,
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class _Hash = hash<_Value>,
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class _Pred = std::equal_to<_Value>,
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class _Alloc = std::allocator<_Value> >
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class unordered_multiset
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: public __unordered_multiset<_Value, _Hash, _Pred, _Alloc>
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{
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typedef __unordered_multiset<_Value, _Hash, _Pred, _Alloc> _Base;
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public:
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typedef typename _Base::value_type value_type;
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typedef typename _Base::size_type size_type;
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typedef typename _Base::hasher hasher;
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typedef typename _Base::key_equal key_equal;
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typedef typename _Base::allocator_type allocator_type;
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explicit
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unordered_multiset(size_type __n = 10,
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const hasher& __hf = hasher(),
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const key_equal& __eql = key_equal(),
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const allocator_type& __a = allocator_type())
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: _Base(__n, __hf, __eql, __a)
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{ }
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template<typename _InputIterator>
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unordered_multiset(_InputIterator __f, _InputIterator __l,
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typename _Base::size_type __n = 0,
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const hasher& __hf = hasher(),
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const key_equal& __eql = key_equal(),
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const allocator_type& __a = allocator_type())
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: _Base(__f, __l, __n, __hf, __eql, __a)
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{ }
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};
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template<class _Value, class _Hash, class _Pred, class _Alloc>
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inline void
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swap(unordered_set<_Value, _Hash, _Pred, _Alloc>& __x,
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unordered_set<_Value, _Hash, _Pred, _Alloc>& __y)
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{ __x.swap(__y); }
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template<class _Value, class _Hash, class _Pred, class _Alloc>
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inline void
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swap(unordered_multiset<_Value, _Hash, _Pred, _Alloc>& __x,
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unordered_multiset<_Value, _Hash, _Pred, _Alloc>& __y)
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{ __x.swap(__y); }
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}
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_GLIBCXX_END_NAMESPACE_VERSION
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}
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