forked from OSchip/llvm-project
1459 lines
47 KiB
Plaintext
1459 lines
47 KiB
Plaintext
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// -*- C++ -*-
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//===----------------------- forward_list ---------------------------------===//
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//
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_FORWARD_LIST
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#define _LIBCPP_FORWARD_LIST
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/*
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forward_list synopsis
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namespace std
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{
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template <class T, class Allocator = allocator<T>>
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class forward_list
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{
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public:
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typedef T value_type;
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typedef Allocator allocator_type;
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typedef value_type& reference;
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typedef const value_type& const_reference;
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typedef typename allocator_traits<allocator_type>::pointer pointer;
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typedef typename allocator_traits<allocator_type>::const_pointer const_pointer;
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typedef typename allocator_traits<allocator_type>::size_type size_type;
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typedef typename allocator_traits<allocator_type>::difference_type difference_type;
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typedef <details> iterator;
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typedef <details> const_iterator;
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forward_list();
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explicit forward_list(const allocator_type& a);
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explicit forward_list(size_type n);
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forward_list(size_type n, const value_type& v);
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forward_list(size_type n, const value_type& v, const allocator_type& a);
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template <class InputIterator>
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forward_list(InputIterator first, InputIterator last);
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template <class InputIterator>
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forward_list(InputIterator first, InputIterator last, const allocator_type& a);
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forward_list(const forward_list& x);
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forward_list(const forward_list& x, const allocator_type& a);
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forward_list(forward_list&& x);
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forward_list(forward_list&& x, const allocator_type& a);
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forward_list(initializer_list<value_type> il);
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forward_list(initializer_list<value_type> il, const allocator_type& a);
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~forward_list();
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forward_list& operator=(const forward_list& x);
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forward_list& operator=(forward_list&& x);
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forward_list& operator=(initializer_list<value_type> il);
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template <class InputIterator>
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void assign(InputIterator first, InputIterator last);
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void assign(size_type n, const value_type& v);
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void assign(initializer_list<value_type> il);
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allocator_type get_allocator() const;
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iterator begin();
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const_iterator begin() const;
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iterator end();
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const_iterator end() const;
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const_iterator cbegin() const;
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const_iterator cend() const;
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iterator before_begin();
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const_iterator before_begin() const;
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const_iterator cbefore_begin() const;
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bool empty() const;
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size_type max_size() const;
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reference front();
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const_reference front() const;
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template <class... Args> void emplace_front(Args&&... args);
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void push_front(const value_type& v);
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void push_front(value_type&& v);
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void pop_front();
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template <class... Args>
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iterator emplace_after(const_iterator p, Args&&... args);
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iterator insert_after(const_iterator p, const value_type& v);
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iterator insert_after(const_iterator p, value_type&& v);
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iterator insert_after(const_iterator p, size_type n, const value_type& v);
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template <class InputIterator>
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iterator insert_after(const_iterator p,
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InputIterator first, InputIterator last);
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iterator insert_after(const_iterator p, initializer_list<value_type> il);
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void erase_after(const_iterator p);
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void erase_after(const_iterator first, const_iterator last);
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void swap(forward_list& x);
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void resize(size_type n);
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void resize(size_type n, const value_type& v);
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void clear();
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void splice_after(const_iterator p, forward_list&& x);
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void splice_after(const_iterator p, forward_list&& x, const_iterator i);
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void splice_after(const_iterator p, forward_list&& x,
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const_iterator first, const_iterator last);
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void remove(const value_type& v);
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template <class Predicate> void remove_if(Predicate pred);
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void unique();
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template <class BinaryPredicate> void unique(BinaryPredicate binary_pred);
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void merge(forward_list&& x);
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template <class Compare> void merge(forward_list&& x, Compare comp);
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void sort();
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template <class Compare> void sort(Compare comp);
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void reverse();
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};
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template <class T, class Allocator>
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bool operator==(const forward_list<T, Allocator>& x,
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const forward_list<T, Allocator>& y);
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template <class T, class Allocator>
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bool operator< (const forward_list<T, Allocator>& x,
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const forward_list<T, Allocator>& y);
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template <class T, class Allocator>
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bool operator!=(const forward_list<T, Allocator>& x,
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const forward_list<T, Allocator>& y);
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template <class T, class Allocator>
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bool operator> (const forward_list<T, Allocator>& x,
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const forward_list<T, Allocator>& y);
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template <class T, class Allocator>
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bool operator>=(const forward_list<T, Allocator>& x,
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const forward_list<T, Allocator>& y);
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template <class T, class Allocator>
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bool operator<=(const forward_list<T, Allocator>& x,
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const forward_list<T, Allocator>& y);
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template <class T, class Allocator>
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void swap(forward_list<T, Allocator>& x, forward_list<T, Allocator>& y);
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} // std
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*/
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#include <__config>
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#include <initializer_list>
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#include <memory>
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#include <limits>
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#include <iterator>
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#include <algorithm>
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#pragma GCC system_header
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_LIBCPP_BEGIN_NAMESPACE_STD
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template <class, class> struct __forward_list_node;
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template <class _NodePtr>
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struct __forward_begin_node
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{
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typedef __forward_begin_node __self;
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typedef _NodePtr pointer;
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pointer __next_;
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__forward_begin_node() : __next_(nullptr) {}
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};
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template <class _Tp, class _VoidPtr>
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struct __forward_list_node
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: public __forward_begin_node
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<
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typename pointer_traits<_VoidPtr>::template
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#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
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rebind<__forward_list_node<_Tp, _VoidPtr> >
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#else
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rebind<__forward_list_node<_Tp, _VoidPtr> >::other
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#endif
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>
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{
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typedef _Tp value_type;
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value_type __value_;
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};
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template<class, class> class forward_list;
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template<class> class __forward_list_const_iterator;
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template <class _NodePtr>
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class __forward_list_iterator
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{
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typedef _NodePtr __node_pointer;
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__node_pointer __ptr_;
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explicit __forward_list_iterator(__node_pointer __p) : __ptr_(__p) {}
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template<class, class> friend class forward_list;
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template<class> friend class __forward_list_const_iterator;
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public:
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typedef forward_iterator_tag iterator_category;
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typedef typename pointer_traits<__node_pointer>::element_type::value_type
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value_type;
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typedef value_type& reference;
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typedef typename pointer_traits<__node_pointer>::difference_type
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difference_type;
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typedef typename pointer_traits<__node_pointer>::template
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#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
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rebind<value_type>
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#else
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rebind<value_type>::other
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#endif
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pointer;
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__forward_list_iterator() : __ptr_(nullptr) {}
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reference operator*() const {return __ptr_->__value_;}
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pointer operator->() const {return &__ptr_->__value_;}
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__forward_list_iterator& operator++()
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{
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__ptr_ = __ptr_->__next_;
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return *this;
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}
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__forward_list_iterator operator++(int)
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{
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__forward_list_iterator __t(*this);
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++(*this);
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return __t;
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}
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friend bool operator==(const __forward_list_iterator& __x,
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const __forward_list_iterator& __y)
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{return __x.__ptr_ == __y.__ptr_;}
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friend bool operator!=(const __forward_list_iterator& __x,
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const __forward_list_iterator& __y)
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{return !(__x == __y);}
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};
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template <class _NodeConstPtr>
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class __forward_list_const_iterator
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{
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typedef _NodeConstPtr __node_const_pointer;
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__node_const_pointer __ptr_;
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explicit __forward_list_const_iterator(__node_const_pointer __p)
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: __ptr_(__p) {}
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typedef typename remove_const
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<
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typename pointer_traits<__node_const_pointer>::element_type
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>::type __node;
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typedef typename pointer_traits<__node_const_pointer>::template
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#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
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rebind<__node>
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#else
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rebind<__node>::other
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#endif
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__node_pointer;
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template<class, class> friend class forward_list;
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public:
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typedef forward_iterator_tag iterator_category;
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typedef typename __node::value_type value_type;
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typedef const value_type& reference;
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typedef typename pointer_traits<__node_const_pointer>::difference_type
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difference_type;
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typedef typename pointer_traits<__node_const_pointer>::template
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#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
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rebind<const value_type>
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#else
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rebind<const value_type>::other
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#endif
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pointer;
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__forward_list_const_iterator() : __ptr_(nullptr) {}
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__forward_list_const_iterator(__forward_list_iterator<__node_pointer> __p)
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: __ptr_(__p.__ptr_) {}
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reference operator*() const {return __ptr_->__value_;}
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pointer operator->() const {return &__ptr_->__value_;}
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__forward_list_const_iterator& operator++()
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{
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__ptr_ = __ptr_->__next_;
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return *this;
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}
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__forward_list_const_iterator operator++(int)
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{
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__forward_list_const_iterator __t(*this);
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++(*this);
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return __t;
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}
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friend bool operator==(const __forward_list_const_iterator& __x,
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const __forward_list_const_iterator& __y)
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{return __x.__ptr_ == __y.__ptr_;}
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friend bool operator!=(const __forward_list_const_iterator& __x,
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const __forward_list_const_iterator& __y)
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{return !(__x == __y);}
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};
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template <class _Tp, class _Alloc>
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class __forward_list_base
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{
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protected:
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typedef _Tp value_type;
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typedef _Alloc allocator_type;
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typedef typename allocator_traits<allocator_type>::void_pointer void_pointer;
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typedef __forward_list_node<value_type, void_pointer> __node;
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typedef typename __node::__self __begin_node;
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typedef typename allocator_traits<allocator_type>::template
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#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
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rebind_alloc<__node>
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#else
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rebind_alloc<__node>::other
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#endif
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__node_allocator;
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typedef allocator_traits<__node_allocator> __node_traits;
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typedef typename __node_traits::pointer __node_pointer;
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typedef typename __node_traits::const_pointer __node_const_pointer;
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__compressed_pair<__begin_node, __node_allocator> __before_begin_;
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__node_pointer __before_begin()
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{return pointer_traits<__node_pointer>::pointer_to(
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static_cast<__node&>(__before_begin_.first()));}
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__node_const_pointer __before_begin() const
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{return pointer_traits<__node_const_pointer>::pointer_to(
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static_cast<const __node&>(__before_begin_.first()));}
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__node_allocator& __alloc() {return __before_begin_.second();}
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const __node_allocator& __alloc() const {return __before_begin_.second();}
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typedef __forward_list_iterator<__node_pointer> iterator;
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typedef __forward_list_const_iterator<__node_const_pointer> const_iterator;
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__forward_list_base()
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: __before_begin_(__begin_node()) {}
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__forward_list_base(const allocator_type& __a)
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: __before_begin_(__begin_node(), __node_allocator(__a)) {}
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#ifdef _LIBCPP_MOVE
|
|||
|
|
__forward_list_base(__forward_list_base&& __x);
|
|||
|
|
__forward_list_base(__forward_list_base&& __x, const allocator_type& __a);
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
private:
|
|||
|
|
__forward_list_base(const __forward_list_base&);
|
|||
|
|
__forward_list_base& operator=(const __forward_list_base&);
|
|||
|
|
protected:
|
|||
|
|
|
|||
|
|
~__forward_list_base();
|
|||
|
|
|
|||
|
|
void __copy_assign_alloc(const __forward_list_base& __x)
|
|||
|
|
{__copy_assign_alloc(__x, integral_constant<bool,
|
|||
|
|
__node_traits::propagate_on_container_copy_assignment::value>());}
|
|||
|
|
|
|||
|
|
void __move_assign_alloc(__forward_list_base& __x)
|
|||
|
|
{__move_assign_alloc(__x, integral_constant<bool,
|
|||
|
|
__node_traits::propagate_on_container_move_assignment::value>());}
|
|||
|
|
|
|||
|
|
void swap(__forward_list_base& __x);
|
|||
|
|
void clear();
|
|||
|
|
|
|||
|
|
private:
|
|||
|
|
void __copy_assign_alloc(const __forward_list_base&, false_type) {}
|
|||
|
|
void __copy_assign_alloc(const __forward_list_base& __x, true_type)
|
|||
|
|
{
|
|||
|
|
if (__alloc() != __x.__alloc())
|
|||
|
|
clear();
|
|||
|
|
__alloc() = __x.__alloc();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void __move_assign_alloc(__forward_list_base& __x, false_type) {}
|
|||
|
|
void __move_assign_alloc(__forward_list_base& __x, true_type)
|
|||
|
|
{__alloc() = _STD::move(__x.__alloc());}
|
|||
|
|
|
|||
|
|
static void __swap_alloc(__node_allocator& __x, __node_allocator& __y)
|
|||
|
|
{__swap_alloc(__x, __y, integral_constant<bool,
|
|||
|
|
__node_traits::propagate_on_container_swap::value>());}
|
|||
|
|
static void __swap_alloc(__node_allocator& __x, __node_allocator& __y,
|
|||
|
|
false_type)
|
|||
|
|
{}
|
|||
|
|
static void __swap_alloc(__node_allocator& __x, __node_allocator& __y,
|
|||
|
|
true_type)
|
|||
|
|
{
|
|||
|
|
using _STD::swap;
|
|||
|
|
swap(__x, __y);
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
__forward_list_base<_Tp, _Alloc>::__forward_list_base(__forward_list_base&& __x)
|
|||
|
|
: __before_begin_(_STD::move(__x.__before_begin_))
|
|||
|
|
{
|
|||
|
|
__x.__before_begin()->__next_ = nullptr;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
__forward_list_base<_Tp, _Alloc>::__forward_list_base(__forward_list_base&& __x,
|
|||
|
|
const allocator_type& __a)
|
|||
|
|
: __before_begin_(__begin_node(), __node_allocator(__a))
|
|||
|
|
{
|
|||
|
|
if (__alloc() == __x.__alloc())
|
|||
|
|
{
|
|||
|
|
__before_begin()->__next_ = __x.__before_begin()->__next_;
|
|||
|
|
__x.__before_begin()->__next_ = nullptr;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
__forward_list_base<_Tp, _Alloc>::~__forward_list_base()
|
|||
|
|
{
|
|||
|
|
clear();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
void
|
|||
|
|
__forward_list_base<_Tp, _Alloc>::swap(__forward_list_base& __x)
|
|||
|
|
{
|
|||
|
|
__swap_alloc(__alloc(), __x.__alloc());
|
|||
|
|
using _STD::swap;
|
|||
|
|
swap(__before_begin()->__next_, __x.__before_begin()->__next_);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
__forward_list_base<_Tp, _Alloc>::clear()
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = __alloc();
|
|||
|
|
for (__node_pointer __p = __before_begin()->__next_; __p != nullptr;)
|
|||
|
|
{
|
|||
|
|
__node_pointer __next = __p->__next_;
|
|||
|
|
__node_traits::destroy(__a, addressof(__p->__value_));
|
|||
|
|
__node_traits::deallocate(__a, __p, 1);
|
|||
|
|
__p = __next;
|
|||
|
|
}
|
|||
|
|
__before_begin()->__next_ = nullptr;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc = allocator<_Tp> >
|
|||
|
|
class forward_list
|
|||
|
|
: private __forward_list_base<_Tp, _Alloc>
|
|||
|
|
{
|
|||
|
|
typedef __forward_list_base<_Tp, _Alloc> base;
|
|||
|
|
public:
|
|||
|
|
typedef _Tp value_type;
|
|||
|
|
typedef _Alloc allocator_type;
|
|||
|
|
|
|||
|
|
typedef value_type& reference;
|
|||
|
|
typedef const value_type& const_reference;
|
|||
|
|
typedef typename allocator_traits<allocator_type>::pointer pointer;
|
|||
|
|
typedef typename allocator_traits<allocator_type>::const_pointer const_pointer;
|
|||
|
|
typedef typename allocator_traits<allocator_type>::size_type size_type;
|
|||
|
|
typedef typename allocator_traits<allocator_type>::difference_type difference_type;
|
|||
|
|
|
|||
|
|
typedef typename base::iterator iterator;
|
|||
|
|
typedef typename base::const_iterator const_iterator;
|
|||
|
|
|
|||
|
|
forward_list() {} // = default;
|
|||
|
|
explicit forward_list(const allocator_type& __a);
|
|||
|
|
explicit forward_list(size_type __n);
|
|||
|
|
forward_list(size_type __n, const value_type& __v);
|
|||
|
|
forward_list(size_type __n, const value_type& __v, const allocator_type& __a);
|
|||
|
|
template <class _InputIterator>
|
|||
|
|
forward_list(_InputIterator __f, _InputIterator __l,
|
|||
|
|
typename enable_if<
|
|||
|
|
__is_input_iterator<_InputIterator>::value
|
|||
|
|
>::type* = nullptr);
|
|||
|
|
template <class _InputIterator>
|
|||
|
|
forward_list(_InputIterator __f, _InputIterator __l,
|
|||
|
|
const allocator_type& __a,
|
|||
|
|
typename enable_if<
|
|||
|
|
__is_input_iterator<_InputIterator>::value
|
|||
|
|
>::type* = nullptr);
|
|||
|
|
forward_list(const forward_list& __x);
|
|||
|
|
forward_list(const forward_list& __x, const allocator_type& __a);
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
forward_list(forward_list&& __x) : base(_STD::move(__x)) {}
|
|||
|
|
forward_list(forward_list&& __x, const allocator_type& __a);
|
|||
|
|
#endif
|
|||
|
|
forward_list(initializer_list<value_type> __il);
|
|||
|
|
forward_list(initializer_list<value_type> __il, const allocator_type& __a);
|
|||
|
|
|
|||
|
|
// ~forward_list() = default;
|
|||
|
|
|
|||
|
|
forward_list& operator=(const forward_list& __x);
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
forward_list& operator=(forward_list&& __x);
|
|||
|
|
#endif
|
|||
|
|
forward_list& operator=(initializer_list<value_type> __il);
|
|||
|
|
|
|||
|
|
template <class _InputIterator>
|
|||
|
|
typename enable_if
|
|||
|
|
<
|
|||
|
|
__is_input_iterator<_InputIterator>::value,
|
|||
|
|
void
|
|||
|
|
>::type
|
|||
|
|
assign(_InputIterator __f, _InputIterator __l);
|
|||
|
|
void assign(size_type __n, const value_type& __v);
|
|||
|
|
void assign(initializer_list<value_type> __il);
|
|||
|
|
|
|||
|
|
allocator_type get_allocator() const {return allocator_type(base::__alloc());}
|
|||
|
|
|
|||
|
|
iterator begin() {return iterator(base::__before_begin()->__next_);}
|
|||
|
|
const_iterator begin() const {return const_iterator(base::__before_begin()->__next_);}
|
|||
|
|
iterator end() {return iterator(nullptr);}
|
|||
|
|
const_iterator end() const {return const_iterator(nullptr);}
|
|||
|
|
|
|||
|
|
const_iterator cbegin() const {return const_iterator(base::__before_begin()->__next_);}
|
|||
|
|
const_iterator cend() const {return const_iterator(nullptr);}
|
|||
|
|
|
|||
|
|
iterator before_begin() {return iterator(base::__before_begin());}
|
|||
|
|
const_iterator before_begin() const {return const_iterator(base::__before_begin());}
|
|||
|
|
const_iterator cbefore_begin() const {return const_iterator(base::__before_begin());}
|
|||
|
|
|
|||
|
|
bool empty() const {return base::__before_begin()->__next_ == nullptr;}
|
|||
|
|
size_type max_size() const {return numeric_limits<size_type>::max();}
|
|||
|
|
|
|||
|
|
reference front() {return base::__before_begin()->__next_->__value_;}
|
|||
|
|
const_reference front() const {return base::__before_begin()->__next_->__value_;}
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
template <class... _Args> void emplace_front(_Args&&... __args);
|
|||
|
|
void push_front(value_type&& __v);
|
|||
|
|
#endif
|
|||
|
|
void push_front(const value_type& __v);
|
|||
|
|
|
|||
|
|
void pop_front();
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
template <class... _Args>
|
|||
|
|
iterator emplace_after(const_iterator __p, _Args&&... __args);
|
|||
|
|
iterator insert_after(const_iterator __p, value_type&& __v);
|
|||
|
|
#endif
|
|||
|
|
iterator insert_after(const_iterator __p, const value_type& __v);
|
|||
|
|
iterator insert_after(const_iterator __p, size_type __n, const value_type& __v);
|
|||
|
|
template <class _InputIterator>
|
|||
|
|
typename enable_if
|
|||
|
|
<
|
|||
|
|
__is_input_iterator<_InputIterator>::value,
|
|||
|
|
iterator
|
|||
|
|
>::type
|
|||
|
|
insert_after(const_iterator __p, _InputIterator __f, _InputIterator __l);
|
|||
|
|
iterator insert_after(const_iterator __p, initializer_list<value_type> __il)
|
|||
|
|
{return insert_after(__p, __il.begin(), __il.end());}
|
|||
|
|
|
|||
|
|
void erase_after(const_iterator __p);
|
|||
|
|
void erase_after(const_iterator __f, const_iterator __l);
|
|||
|
|
|
|||
|
|
void swap(forward_list& __x) {base::swap(__x);}
|
|||
|
|
|
|||
|
|
void resize(size_type __n);
|
|||
|
|
void resize(size_type __n, const value_type& __v);
|
|||
|
|
void clear() {base::clear();}
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
void splice_after(const_iterator __p, forward_list&& __x);
|
|||
|
|
void splice_after(const_iterator __p, forward_list&& __x, const_iterator __i);
|
|||
|
|
void splice_after(const_iterator __p, forward_list&& __x,
|
|||
|
|
const_iterator __f, const_iterator __l);
|
|||
|
|
#else
|
|||
|
|
void splice_after(const_iterator __p, forward_list& __x);
|
|||
|
|
void splice_after(const_iterator __p, forward_list& __x, const_iterator __i);
|
|||
|
|
void splice_after(const_iterator __p, forward_list& __x,
|
|||
|
|
const_iterator __f, const_iterator __l);
|
|||
|
|
#endif
|
|||
|
|
void remove(const value_type& __v);
|
|||
|
|
template <class _Predicate> void remove_if(_Predicate __pred);
|
|||
|
|
void unique() {unique(__equal_to<value_type>());}
|
|||
|
|
template <class _BinaryPredicate> void unique(_BinaryPredicate __binary_pred);
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
void merge(forward_list&& __x) {merge(_STD::move(__x), __less<value_type>());}
|
|||
|
|
template <class _Compare> void merge(forward_list&& __x, _Compare __comp);
|
|||
|
|
#else
|
|||
|
|
void merge(forward_list& __x) {merge(__x, __less<value_type>());}
|
|||
|
|
template <class _Compare> void merge(forward_list& __x, _Compare __comp);
|
|||
|
|
#endif
|
|||
|
|
void sort() {sort(__less<value_type>());}
|
|||
|
|
template <class _Compare> void sort(_Compare __comp);
|
|||
|
|
void reverse();
|
|||
|
|
|
|||
|
|
private:
|
|||
|
|
typedef typename base::__node_allocator __node_allocator;
|
|||
|
|
typedef typename base::__node __node;
|
|||
|
|
typedef typename base::__node_traits __node_traits;
|
|||
|
|
typedef typename base::__node_pointer __node_pointer;
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
void __move_assign(forward_list& __x, true_type);
|
|||
|
|
void __move_assign(forward_list& __x, false_type);
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
template <class _Compare>
|
|||
|
|
static
|
|||
|
|
__node_pointer
|
|||
|
|
__merge(__node_pointer __f1, __node_pointer __f2, _Compare& __comp);
|
|||
|
|
|
|||
|
|
template <class _Compare>
|
|||
|
|
static
|
|||
|
|
__node_pointer
|
|||
|
|
__sort(__node_pointer __f, difference_type __sz, _Compare& __comp);
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(const allocator_type& __a)
|
|||
|
|
: base(__a)
|
|||
|
|
{
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(size_type __n)
|
|||
|
|
{
|
|||
|
|
if (__n > 0)
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(nullptr, _D(__a, 1));
|
|||
|
|
for (__node_pointer __p = base::__before_begin(); __n > 0; --__n,
|
|||
|
|
__p = __p->__next_)
|
|||
|
|
{
|
|||
|
|
__h.reset(__node_traits::allocate(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_));
|
|||
|
|
__h->__next_ = nullptr;
|
|||
|
|
__p->__next_ = __h.release();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(size_type __n, const value_type& __v)
|
|||
|
|
{
|
|||
|
|
insert_after(cbefore_begin(), __n, __v);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(size_type __n, const value_type& __v,
|
|||
|
|
const allocator_type& __a)
|
|||
|
|
: base(__a)
|
|||
|
|
{
|
|||
|
|
insert_after(cbefore_begin(), __n, __v);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _InputIterator>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(_InputIterator __f, _InputIterator __l,
|
|||
|
|
typename enable_if<
|
|||
|
|
__is_input_iterator<_InputIterator>::value
|
|||
|
|
>::type*)
|
|||
|
|
{
|
|||
|
|
insert_after(cbefore_begin(), __f, __l);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _InputIterator>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(_InputIterator __f, _InputIterator __l,
|
|||
|
|
const allocator_type& __a,
|
|||
|
|
typename enable_if<
|
|||
|
|
__is_input_iterator<_InputIterator>::value
|
|||
|
|
>::type*)
|
|||
|
|
: base(__a)
|
|||
|
|
{
|
|||
|
|
insert_after(cbefore_begin(), __f, __l);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(const forward_list& __x)
|
|||
|
|
: base(allocator_type(
|
|||
|
|
__node_traits::select_on_container_copy_construction(__x.__alloc())
|
|||
|
|
)
|
|||
|
|
)
|
|||
|
|
{
|
|||
|
|
insert_after(cbefore_begin(), __x.begin(), __x.end());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(const forward_list& __x,
|
|||
|
|
const allocator_type& __a)
|
|||
|
|
: base(__a)
|
|||
|
|
{
|
|||
|
|
insert_after(cbefore_begin(), __x.begin(), __x.end());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(forward_list&& __x,
|
|||
|
|
const allocator_type& __a)
|
|||
|
|
: base(_STD::move(__x), __a)
|
|||
|
|
{
|
|||
|
|
if (base::__alloc() != __x.__alloc())
|
|||
|
|
{
|
|||
|
|
typedef move_iterator<iterator> _I;
|
|||
|
|
insert_after(cbefore_begin(), _I(__x.begin()), _I(__x.end()));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(initializer_list<value_type> __il)
|
|||
|
|
{
|
|||
|
|
insert_after(cbefore_begin(), __il.begin(), __il.end());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>::forward_list(initializer_list<value_type> __il,
|
|||
|
|
const allocator_type& __a)
|
|||
|
|
: base(__a)
|
|||
|
|
{
|
|||
|
|
insert_after(cbefore_begin(), __il.begin(), __il.end());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
forward_list<_Tp, _Alloc>&
|
|||
|
|
forward_list<_Tp, _Alloc>::operator=(const forward_list& __x)
|
|||
|
|
{
|
|||
|
|
if (this != &__x)
|
|||
|
|
{
|
|||
|
|
base::__copy_assign_alloc(__x);
|
|||
|
|
assign(__x.begin(), __x.end());
|
|||
|
|
}
|
|||
|
|
return *this;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::__move_assign(forward_list& __x, true_type)
|
|||
|
|
{
|
|||
|
|
clear();
|
|||
|
|
base::__move_assign_alloc(__x);
|
|||
|
|
base::__before_begin()->__next_ = __x.__before_begin()->__next_;
|
|||
|
|
__x.__before_begin()->__next_ = nullptr;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::__move_assign(forward_list& __x, false_type)
|
|||
|
|
{
|
|||
|
|
if (base::__alloc() == __x.__alloc())
|
|||
|
|
__move_assign(__x, true_type());
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
typedef move_iterator<iterator> _I;
|
|||
|
|
assign(_I(__x.begin()), _I(__x.end()));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
forward_list<_Tp, _Alloc>&
|
|||
|
|
forward_list<_Tp, _Alloc>::operator=(forward_list&& __x)
|
|||
|
|
{
|
|||
|
|
__move_assign(__x, integral_constant<bool,
|
|||
|
|
__node_traits::propagate_on_container_move_assignment::value>());
|
|||
|
|
return *this;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
forward_list<_Tp, _Alloc>&
|
|||
|
|
forward_list<_Tp, _Alloc>::operator=(initializer_list<value_type> __il)
|
|||
|
|
{
|
|||
|
|
assign(__il.begin(), __il.end());
|
|||
|
|
return *this;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _InputIterator>
|
|||
|
|
typename enable_if
|
|||
|
|
<
|
|||
|
|
__is_input_iterator<_InputIterator>::value,
|
|||
|
|
void
|
|||
|
|
>::type
|
|||
|
|
forward_list<_Tp, _Alloc>::assign(_InputIterator __f, _InputIterator __l)
|
|||
|
|
{
|
|||
|
|
iterator __i = before_begin();
|
|||
|
|
iterator __j = next(__i);
|
|||
|
|
iterator __e = end();
|
|||
|
|
for (; __j != __e && __f != __l; ++__i, ++__j, ++__f)
|
|||
|
|
*__j = *__f;
|
|||
|
|
if (__j == __e)
|
|||
|
|
insert_after(__i, __f, __l);
|
|||
|
|
else
|
|||
|
|
erase_after(__i, __e);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::assign(size_type __n, const value_type& __v)
|
|||
|
|
{
|
|||
|
|
iterator __i = before_begin();
|
|||
|
|
iterator __j = next(__i);
|
|||
|
|
iterator __e = end();
|
|||
|
|
for (; __j != __e && __n > 0; --__n, ++__i, ++__j)
|
|||
|
|
*__j = __v;
|
|||
|
|
if (__j == __e)
|
|||
|
|
insert_after(__i, __n, __v);
|
|||
|
|
else
|
|||
|
|
erase_after(__i, __e);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::assign(initializer_list<value_type> __il)
|
|||
|
|
{
|
|||
|
|
assign(__il.begin(), __il.end());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class... _Args>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::emplace_front(_Args&&... __args)
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(__node_traits::allocate(__a, 1), _D(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_),
|
|||
|
|
_STD::forward<_Args>(__args)...);
|
|||
|
|
__h->__next_ = base::__before_begin()->__next_;
|
|||
|
|
base::__before_begin()->__next_ = __h.release();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::push_front(value_type&& __v)
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(__node_traits::allocate(__a, 1), _D(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), _STD::move(__v));
|
|||
|
|
__h->__next_ = base::__before_begin()->__next_;
|
|||
|
|
base::__before_begin()->__next_ = __h.release();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::push_front(const value_type& __v)
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(__node_traits::allocate(__a, 1), _D(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), __v);
|
|||
|
|
__h->__next_ = base::__before_begin()->__next_;
|
|||
|
|
base::__before_begin()->__next_ = __h.release();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::pop_front()
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
__node_pointer __p = base::__before_begin()->__next_;
|
|||
|
|
base::__before_begin()->__next_ = __p->__next_;
|
|||
|
|
__node_traits::destroy(__a, addressof(__p->__value_));
|
|||
|
|
__node_traits::deallocate(__a, __p, 1);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class... _Args>
|
|||
|
|
typename forward_list<_Tp, _Alloc>::iterator
|
|||
|
|
forward_list<_Tp, _Alloc>::emplace_after(const_iterator __p, _Args&&... __args)
|
|||
|
|
{
|
|||
|
|
__node_pointer const __r = const_cast<__node_pointer>(__p.__ptr_);
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(__node_traits::allocate(__a, 1), _D(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_),
|
|||
|
|
_STD::forward<_Args>(__args)...);
|
|||
|
|
__h->__next_ = __r->__next_;
|
|||
|
|
__r->__next_ = __h.release();
|
|||
|
|
return iterator(__r->__next_);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
typename forward_list<_Tp, _Alloc>::iterator
|
|||
|
|
forward_list<_Tp, _Alloc>::insert_after(const_iterator __p, value_type&& __v)
|
|||
|
|
{
|
|||
|
|
__node_pointer const __r = const_cast<__node_pointer>(__p.__ptr_);
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(__node_traits::allocate(__a, 1), _D(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), _STD::move(__v));
|
|||
|
|
__h->__next_ = __r->__next_;
|
|||
|
|
__r->__next_ = __h.release();
|
|||
|
|
return iterator(__r->__next_);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
typename forward_list<_Tp, _Alloc>::iterator
|
|||
|
|
forward_list<_Tp, _Alloc>::insert_after(const_iterator __p, const value_type& __v)
|
|||
|
|
{
|
|||
|
|
__node_pointer const __r = const_cast<__node_pointer>(__p.__ptr_);
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(__node_traits::allocate(__a, 1), _D(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), __v);
|
|||
|
|
__h->__next_ = __r->__next_;
|
|||
|
|
__r->__next_ = __h.release();
|
|||
|
|
return iterator(__r->__next_);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
typename forward_list<_Tp, _Alloc>::iterator
|
|||
|
|
forward_list<_Tp, _Alloc>::insert_after(const_iterator __p, size_type __n,
|
|||
|
|
const value_type& __v)
|
|||
|
|
{
|
|||
|
|
__node_pointer const __r = const_cast<__node_pointer>(__p.__ptr_);
|
|||
|
|
if (__n > 0)
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(__node_traits::allocate(__a, 1), _D(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), __v);
|
|||
|
|
__node_pointer __first = __h.release();
|
|||
|
|
__node_pointer __last = __first;
|
|||
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
#endif
|
|||
|
|
for (--__n; __n != 0; --__n, __last = __last->__next_)
|
|||
|
|
{
|
|||
|
|
__h.reset(__node_traits::allocate(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), __v);
|
|||
|
|
__last->__next_ = __h.release();
|
|||
|
|
}
|
|||
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|||
|
|
}
|
|||
|
|
catch (...)
|
|||
|
|
{
|
|||
|
|
while (__first != nullptr)
|
|||
|
|
{
|
|||
|
|
__node_pointer __next = __first->__next_;
|
|||
|
|
__node_traits::destroy(__a, addressof(__first->__value_));
|
|||
|
|
__node_traits::deallocate(__a, __first, 1);
|
|||
|
|
__first = __next;
|
|||
|
|
}
|
|||
|
|
throw;
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
__last->__next_ = __r->__next_;
|
|||
|
|
__r->__next_ = __first;
|
|||
|
|
}
|
|||
|
|
return iterator(__r);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _InputIterator>
|
|||
|
|
typename enable_if
|
|||
|
|
<
|
|||
|
|
__is_input_iterator<_InputIterator>::value,
|
|||
|
|
typename forward_list<_Tp, _Alloc>::iterator
|
|||
|
|
>::type
|
|||
|
|
forward_list<_Tp, _Alloc>::insert_after(const_iterator __p,
|
|||
|
|
_InputIterator __f, _InputIterator __l)
|
|||
|
|
{
|
|||
|
|
__node_pointer const __r = const_cast<__node_pointer>(__p.__ptr_);
|
|||
|
|
if (__f != __l)
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(__node_traits::allocate(__a, 1), _D(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), *__f);
|
|||
|
|
__node_pointer __first = __h.release();
|
|||
|
|
__node_pointer __last = __first;
|
|||
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
#endif
|
|||
|
|
for (++__f; __f != __l; ++__f, __last = __last->__next_)
|
|||
|
|
{
|
|||
|
|
__h.reset(__node_traits::allocate(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), *__f);
|
|||
|
|
__last->__next_ = __h.release();
|
|||
|
|
}
|
|||
|
|
#ifndef _LIBCPP_NO_EXCEPTIONS
|
|||
|
|
}
|
|||
|
|
catch (...)
|
|||
|
|
{
|
|||
|
|
while (__first != nullptr)
|
|||
|
|
{
|
|||
|
|
__node_pointer __next = __first->__next_;
|
|||
|
|
__node_traits::destroy(__a, addressof(__first->__value_));
|
|||
|
|
__node_traits::deallocate(__a, __first, 1);
|
|||
|
|
__first = __next;
|
|||
|
|
}
|
|||
|
|
throw;
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
__last->__next_ = __r->__next_;
|
|||
|
|
__r->__next_ = __first;
|
|||
|
|
}
|
|||
|
|
return iterator(__r);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::erase_after(const_iterator __f)
|
|||
|
|
{
|
|||
|
|
__node_pointer __p = const_cast<__node_pointer>(__f.__ptr_);
|
|||
|
|
__node_pointer __n = __p->__next_;
|
|||
|
|
__p->__next_ = __n->__next_;
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
__node_traits::destroy(__a, addressof(__n->__value_));
|
|||
|
|
__node_traits::deallocate(__a, __n, 1);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::erase_after(const_iterator __f, const_iterator __l)
|
|||
|
|
{
|
|||
|
|
if (__f != __l)
|
|||
|
|
{
|
|||
|
|
__node_pointer __p = const_cast<__node_pointer>(__f.__ptr_);
|
|||
|
|
__node_pointer __n = __p->__next_;
|
|||
|
|
__node_pointer __e = const_cast<__node_pointer>(__l.__ptr_);
|
|||
|
|
if (__n != __e)
|
|||
|
|
{
|
|||
|
|
__p->__next_ = __e;
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
do
|
|||
|
|
{
|
|||
|
|
__p = __n->__next_;
|
|||
|
|
__node_traits::destroy(__a, addressof(__n->__value_));
|
|||
|
|
__node_traits::deallocate(__a, __n, 1);
|
|||
|
|
__n = __p;
|
|||
|
|
} while (__n != __e);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::resize(size_type __n)
|
|||
|
|
{
|
|||
|
|
size_type __sz = 0;
|
|||
|
|
iterator __p = before_begin();
|
|||
|
|
iterator __i = begin();
|
|||
|
|
iterator __e = end();
|
|||
|
|
for (; __i != __e && __sz < __n; ++__p, ++__i, ++__sz)
|
|||
|
|
;
|
|||
|
|
if (__i != __e)
|
|||
|
|
erase_after(__p, __e);
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
__n -= __sz;
|
|||
|
|
if (__n > 0)
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(nullptr, _D(__a, 1));
|
|||
|
|
for (__node_pointer __ptr = __p.__ptr_; __n > 0; --__n,
|
|||
|
|
__ptr = __ptr->__next_)
|
|||
|
|
{
|
|||
|
|
__h.reset(__node_traits::allocate(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_));
|
|||
|
|
__h->__next_ = nullptr;
|
|||
|
|
__ptr->__next_ = __h.release();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::resize(size_type __n, const value_type& __v)
|
|||
|
|
{
|
|||
|
|
size_type __sz = 0;
|
|||
|
|
iterator __p = before_begin();
|
|||
|
|
iterator __i = begin();
|
|||
|
|
iterator __e = end();
|
|||
|
|
for (; __i != __e && __sz < __n; ++__p, ++__i, ++__sz)
|
|||
|
|
;
|
|||
|
|
if (__i != __e)
|
|||
|
|
erase_after(__p, __e);
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
__n -= __sz;
|
|||
|
|
if (__n > 0)
|
|||
|
|
{
|
|||
|
|
__node_allocator& __a = base::__alloc();
|
|||
|
|
typedef __allocator_destructor<__node_allocator> _D;
|
|||
|
|
unique_ptr<__node, _D> __h(nullptr, _D(__a, 1));
|
|||
|
|
for (__node_pointer __ptr = __p.__ptr_; __n > 0; --__n,
|
|||
|
|
__ptr = __ptr->__next_)
|
|||
|
|
{
|
|||
|
|
__h.reset(__node_traits::allocate(__a, 1));
|
|||
|
|
__node_traits::construct(__a, addressof(__h->__value_), __v);
|
|||
|
|
__h->__next_ = nullptr;
|
|||
|
|
__ptr->__next_ = __h.release();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::splice_after(const_iterator __p,
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
forward_list&& __x)
|
|||
|
|
#else
|
|||
|
|
forward_list& __x)
|
|||
|
|
#endif
|
|||
|
|
{
|
|||
|
|
if (!__x.empty())
|
|||
|
|
{
|
|||
|
|
if (__p.__ptr_->__next_ != nullptr)
|
|||
|
|
{
|
|||
|
|
const_iterator __lm1 = __x.before_begin();
|
|||
|
|
while (__lm1.__ptr_->__next_ != nullptr)
|
|||
|
|
++__lm1;
|
|||
|
|
const_cast<__node_pointer>(__lm1.__ptr_)->__next_ =
|
|||
|
|
const_cast<__node_pointer>(__p.__ptr_)->__next_;
|
|||
|
|
}
|
|||
|
|
const_cast<__node_pointer>(__p.__ptr_)->__next_ =
|
|||
|
|
const_cast<__node_pointer>(__x.__before_begin())->__next_;
|
|||
|
|
const_cast<__node_pointer>(__x.__before_begin())->__next_ = nullptr;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::splice_after(const_iterator __p,
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
forward_list&& __x,
|
|||
|
|
#else
|
|||
|
|
forward_list& __x,
|
|||
|
|
#endif
|
|||
|
|
const_iterator __i)
|
|||
|
|
{
|
|||
|
|
const_iterator __lm1 = next(__i);
|
|||
|
|
if (__p != __i && __p != __lm1)
|
|||
|
|
{
|
|||
|
|
const_cast<__node_pointer>(__i.__ptr_)->__next_ =
|
|||
|
|
const_cast<__node_pointer>(__lm1.__ptr_)->__next_;
|
|||
|
|
const_cast<__node_pointer>(__lm1.__ptr_)->__next_ =
|
|||
|
|
const_cast<__node_pointer>(__p.__ptr_)->__next_;
|
|||
|
|
const_cast<__node_pointer>(__p.__ptr_)->__next_ =
|
|||
|
|
const_cast<__node_pointer>(__lm1.__ptr_);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::splice_after(const_iterator __p,
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
forward_list&& __x,
|
|||
|
|
#else
|
|||
|
|
forward_list& __x,
|
|||
|
|
#endif
|
|||
|
|
const_iterator __f, const_iterator __l)
|
|||
|
|
{
|
|||
|
|
if (__f != __l && __p != __f)
|
|||
|
|
{
|
|||
|
|
const_iterator __lm1 = __f;
|
|||
|
|
while (__lm1.__ptr_->__next_ != __l.__ptr_)
|
|||
|
|
++__lm1;
|
|||
|
|
if (__f != __lm1)
|
|||
|
|
{
|
|||
|
|
const_cast<__node_pointer>(__lm1.__ptr_)->__next_ =
|
|||
|
|
const_cast<__node_pointer>(__p.__ptr_)->__next_;
|
|||
|
|
const_cast<__node_pointer>(__p.__ptr_)->__next_ =
|
|||
|
|
const_cast<__node_pointer>(__f.__ptr_)->__next_;
|
|||
|
|
const_cast<__node_pointer>(__f.__ptr_)->__next_ =
|
|||
|
|
const_cast<__node_pointer>(__l.__ptr_);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::remove(const value_type& __v)
|
|||
|
|
{
|
|||
|
|
iterator __e = end();
|
|||
|
|
for (iterator __i = before_begin(); __i.__ptr_->__next_ != nullptr;)
|
|||
|
|
{
|
|||
|
|
if (__i.__ptr_->__next_->__value_ == __v)
|
|||
|
|
{
|
|||
|
|
iterator __j = next(__i, 2);
|
|||
|
|
for (; __j != __e && *__j == __v; ++__j)
|
|||
|
|
;
|
|||
|
|
erase_after(__i, __j);
|
|||
|
|
if (__j == __e)
|
|||
|
|
break;
|
|||
|
|
__i = __j;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
++__i;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _Predicate>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::remove_if(_Predicate __pred)
|
|||
|
|
{
|
|||
|
|
iterator __e = end();
|
|||
|
|
for (iterator __i = before_begin(); __i.__ptr_->__next_ != nullptr;)
|
|||
|
|
{
|
|||
|
|
if (__pred(__i.__ptr_->__next_->__value_))
|
|||
|
|
{
|
|||
|
|
iterator __j = next(__i, 2);
|
|||
|
|
for (; __j != __e && __pred(*__j); ++__j)
|
|||
|
|
;
|
|||
|
|
erase_after(__i, __j);
|
|||
|
|
if (__j == __e)
|
|||
|
|
break;
|
|||
|
|
__i = __j;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
++__i;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _BinaryPredicate>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::unique(_BinaryPredicate __binary_pred)
|
|||
|
|
{
|
|||
|
|
for (iterator __i = begin(), __e = end(); __i != __e;)
|
|||
|
|
{
|
|||
|
|
iterator __j = next(__i);
|
|||
|
|
for (; __j != __e && __binary_pred(*__i, *__j); ++__j)
|
|||
|
|
;
|
|||
|
|
if (__i.__ptr_->__next_ != __j.__ptr_)
|
|||
|
|
erase_after(__i, __j);
|
|||
|
|
__i = __j;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _Compare>
|
|||
|
|
void
|
|||
|
|
#ifdef _LIBCPP_MOVE
|
|||
|
|
forward_list<_Tp, _Alloc>::merge(forward_list&& __x, _Compare __comp)
|
|||
|
|
#else
|
|||
|
|
forward_list<_Tp, _Alloc>::merge(forward_list& __x, _Compare __comp)
|
|||
|
|
#endif
|
|||
|
|
{
|
|||
|
|
if (this != &__x)
|
|||
|
|
{
|
|||
|
|
base::__before_begin()->__next_ = __merge(base::__before_begin()->__next_,
|
|||
|
|
__x.__before_begin()->__next_,
|
|||
|
|
__comp);
|
|||
|
|
__x.__before_begin()->__next_ = nullptr;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _Compare>
|
|||
|
|
typename forward_list<_Tp, _Alloc>::__node_pointer
|
|||
|
|
forward_list<_Tp, _Alloc>::__merge(__node_pointer __f1, __node_pointer __f2,
|
|||
|
|
_Compare& __comp)
|
|||
|
|
{
|
|||
|
|
if (__f1 == nullptr)
|
|||
|
|
return __f2;
|
|||
|
|
if (__f2 == nullptr)
|
|||
|
|
return __f1;
|
|||
|
|
__node_pointer __r;
|
|||
|
|
if (__comp(__f2->__value_, __f1->__value_))
|
|||
|
|
{
|
|||
|
|
__node_pointer __t = __f2;
|
|||
|
|
while (__t->__next_ != nullptr &&
|
|||
|
|
__comp(__t->__next_->__value_, __f1->__value_))
|
|||
|
|
__t = __t->__next_;
|
|||
|
|
__r = __f2;
|
|||
|
|
__f2 = __t->__next_;
|
|||
|
|
__t->__next_ = __f1;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
__r = __f1;
|
|||
|
|
__node_pointer __p = __f1;
|
|||
|
|
__f1 = __f1->__next_;
|
|||
|
|
while (__f1 != nullptr && __f2 != nullptr)
|
|||
|
|
{
|
|||
|
|
if (__comp(__f2->__value_, __f1->__value_))
|
|||
|
|
{
|
|||
|
|
__node_pointer __t = __f2;
|
|||
|
|
while (__t->__next_ != nullptr &&
|
|||
|
|
__comp(__t->__next_->__value_, __f1->__value_))
|
|||
|
|
__t = __t->__next_;
|
|||
|
|
__p->__next_ = __f2;
|
|||
|
|
__f2 = __t->__next_;
|
|||
|
|
__t->__next_ = __f1;
|
|||
|
|
}
|
|||
|
|
__p = __f1;
|
|||
|
|
__f1 = __f1->__next_;
|
|||
|
|
}
|
|||
|
|
if (__f2 != nullptr)
|
|||
|
|
__p->__next_ = __f2;
|
|||
|
|
return __r;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _Compare>
|
|||
|
|
inline
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::sort(_Compare __comp)
|
|||
|
|
{
|
|||
|
|
base::__before_begin()->__next_ = __sort(base::__before_begin()->__next_,
|
|||
|
|
_STD::distance(begin(), end()), __comp);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
template <class _Compare>
|
|||
|
|
typename forward_list<_Tp, _Alloc>::__node_pointer
|
|||
|
|
forward_list<_Tp, _Alloc>::__sort(__node_pointer __f1, difference_type __sz,
|
|||
|
|
_Compare& __comp)
|
|||
|
|
{
|
|||
|
|
switch (__sz)
|
|||
|
|
{
|
|||
|
|
case 0:
|
|||
|
|
case 1:
|
|||
|
|
return __f1;
|
|||
|
|
case 2:
|
|||
|
|
if (__comp(__f1->__next_->__value_, __f1->__value_))
|
|||
|
|
{
|
|||
|
|
__node_pointer __t = __f1->__next_;
|
|||
|
|
__t->__next_ = __f1;
|
|||
|
|
__f1->__next_ = nullptr;
|
|||
|
|
__f1 = __t;
|
|||
|
|
}
|
|||
|
|
return __f1;
|
|||
|
|
}
|
|||
|
|
difference_type __sz1 = __sz / 2;
|
|||
|
|
difference_type __sz2 = __sz - __sz1;
|
|||
|
|
__node_pointer __t = next(iterator(__f1), __sz1 - 1).__ptr_;
|
|||
|
|
__node_pointer __f2 = __t->__next_;
|
|||
|
|
__t->__next_ = nullptr;
|
|||
|
|
return __merge(__sort(__f1, __sz1, __comp),
|
|||
|
|
__sort(__f2, __sz2, __comp), __comp);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
void
|
|||
|
|
forward_list<_Tp, _Alloc>::reverse()
|
|||
|
|
{
|
|||
|
|
__node_pointer __p = base::__before_begin()->__next_;
|
|||
|
|
if (__p != nullptr)
|
|||
|
|
{
|
|||
|
|
__node_pointer __f = __p->__next_;
|
|||
|
|
__p->__next_ = nullptr;
|
|||
|
|
while (__f != nullptr)
|
|||
|
|
{
|
|||
|
|
__node_pointer __t = __f->__next_;
|
|||
|
|
__f->__next_ = __p;
|
|||
|
|
__p = __f;
|
|||
|
|
__f = __t;
|
|||
|
|
}
|
|||
|
|
base::__before_begin()->__next_ = __p;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
bool operator==(const forward_list<_Tp, _Alloc>& __x,
|
|||
|
|
const forward_list<_Tp, _Alloc>& __y)
|
|||
|
|
{
|
|||
|
|
typedef forward_list<_Tp, _Alloc> _C;
|
|||
|
|
typedef typename _C::const_iterator _I;
|
|||
|
|
_I __ix = __x.begin();
|
|||
|
|
_I __ex = __x.end();
|
|||
|
|
_I __iy = __y.begin();
|
|||
|
|
_I __ey = __y.end();
|
|||
|
|
for (; __ix != __ex && __iy != __ey; ++__ix, ++__iy)
|
|||
|
|
if (!(*__ix == *__iy))
|
|||
|
|
return false;
|
|||
|
|
return (__ix == __ex) == (__iy == __ey);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
bool operator!=(const forward_list<_Tp, _Alloc>& __x,
|
|||
|
|
const forward_list<_Tp, _Alloc>& __y)
|
|||
|
|
{
|
|||
|
|
return !(__x == __y);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
bool operator< (const forward_list<_Tp, _Alloc>& __x,
|
|||
|
|
const forward_list<_Tp, _Alloc>& __y)
|
|||
|
|
{
|
|||
|
|
return _STD::lexicographical_compare(__x.begin(), __x.end(),
|
|||
|
|
__y.begin(), __y.end());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
bool operator> (const forward_list<_Tp, _Alloc>& __x,
|
|||
|
|
const forward_list<_Tp, _Alloc>& __y)
|
|||
|
|
{
|
|||
|
|
return __y < __x;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
bool operator>=(const forward_list<_Tp, _Alloc>& __x,
|
|||
|
|
const forward_list<_Tp, _Alloc>& __y)
|
|||
|
|
{
|
|||
|
|
return !(__x < __y);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
bool operator<=(const forward_list<_Tp, _Alloc>& __x,
|
|||
|
|
const forward_list<_Tp, _Alloc>& __y)
|
|||
|
|
{
|
|||
|
|
return !(__y < __x);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
template <class _Tp, class _Alloc>
|
|||
|
|
inline
|
|||
|
|
void
|
|||
|
|
swap(forward_list<_Tp, _Alloc>& __x, forward_list<_Tp, _Alloc>& __y)
|
|||
|
|
{
|
|||
|
|
__x.swap(__y);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
_LIBCPP_END_NAMESPACE_STD
|
|||
|
|
|
|||
|
|
#endif // _LIBCPP_FORWARD_LIST
|