886 lines
25 KiB
C++
886 lines
25 KiB
C++
/*
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*
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* Copyright (c) 1994
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* Hewlett-Packard Company
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Hewlett-Packard Company makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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*
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* Copyright (c) 1996,1997
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* Silicon Graphics Computer Systems, Inc.
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Silicon Graphics makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*/
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/* NOTE: This is an internal header file, included by other STL headers.
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* You should not attempt to use it directly.
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*/
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#ifndef __SGI_STL_INTERNAL_LIST_H
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#define __SGI_STL_INTERNAL_LIST_H
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#include <concept_checks.h>
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__STL_BEGIN_NAMESPACE
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#if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32)
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#pragma set woff 1174
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#pragma set woff 1375
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#endif
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struct _List_node_base {
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_List_node_base* _M_next;
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_List_node_base* _M_prev;
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};
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template <class _Tp>
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struct _List_node : public _List_node_base {
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_Tp _M_data;
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};
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struct _List_iterator_base {
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typedef size_t size_type;
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typedef ptrdiff_t difference_type;
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typedef bidirectional_iterator_tag iterator_category;
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_List_node_base* _M_node;
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_List_iterator_base(_List_node_base* __x) : _M_node(__x) {}
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_List_iterator_base() {}
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void _M_incr() { _M_node = _M_node->_M_next; }
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void _M_decr() { _M_node = _M_node->_M_prev; }
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bool operator==(const _List_iterator_base& __x) const {
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return _M_node == __x._M_node;
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}
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bool operator!=(const _List_iterator_base& __x) const {
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return _M_node != __x._M_node;
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}
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};
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template<class _Tp, class _Ref, class _Ptr>
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struct _List_iterator : public _List_iterator_base {
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typedef _List_iterator<_Tp,_Tp&,_Tp*> iterator;
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typedef _List_iterator<_Tp,const _Tp&,const _Tp*> const_iterator;
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typedef _List_iterator<_Tp,_Ref,_Ptr> _Self;
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typedef _Tp value_type;
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typedef _Ptr pointer;
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typedef _Ref reference;
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typedef _List_node<_Tp> _Node;
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_List_iterator(_Node* __x) : _List_iterator_base(__x) {}
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_List_iterator() {}
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_List_iterator(const iterator& __x) : _List_iterator_base(__x._M_node) {}
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reference operator*() const { return ((_Node*) _M_node)->_M_data; }
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#ifndef __SGI_STL_NO_ARROW_OPERATOR
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pointer operator->() const { return &(operator*()); }
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#endif /* __SGI_STL_NO_ARROW_OPERATOR */
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_Self& operator++() {
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this->_M_incr();
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return *this;
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}
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_Self operator++(int) {
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_Self __tmp = *this;
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this->_M_incr();
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return __tmp;
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}
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_Self& operator--() {
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this->_M_decr();
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return *this;
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}
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_Self operator--(int) {
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_Self __tmp = *this;
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this->_M_decr();
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return __tmp;
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}
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};
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#ifndef __STL_CLASS_PARTIAL_SPECIALIZATION
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inline bidirectional_iterator_tag
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iterator_category(const _List_iterator_base&)
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{
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return bidirectional_iterator_tag();
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}
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template <class _Tp, class _Ref, class _Ptr>
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inline _Tp*
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value_type(const _List_iterator<_Tp, _Ref, _Ptr>&)
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{
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return 0;
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}
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inline ptrdiff_t*
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distance_type(const _List_iterator_base&)
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{
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return 0;
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}
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#endif /* __STL_CLASS_PARTIAL_SPECIALIZATION */
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// Base class that encapsulates details of allocators. Three cases:
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// an ordinary standard-conforming allocator, a standard-conforming
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// allocator with no non-static data, and an SGI-style allocator.
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// This complexity is necessary only because we're worrying about backward
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// compatibility and because we want to avoid wasting storage on an
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// allocator instance if it isn't necessary.
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#ifdef __STL_USE_STD_ALLOCATORS
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// Base for general standard-conforming allocators.
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template <class _Tp, class _Allocator, bool _IsStatic>
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class _List_alloc_base {
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public:
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typedef typename _Alloc_traits<_Tp, _Allocator>::allocator_type
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allocator_type;
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allocator_type get_allocator() const { return _Node_allocator; }
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_List_alloc_base(const allocator_type& __a) : _Node_allocator(__a) {}
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protected:
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_List_node<_Tp>* _M_get_node()
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{ return _Node_allocator.allocate(1); }
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void _M_put_node(_List_node<_Tp>* __p)
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{ _Node_allocator.deallocate(__p, 1); }
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protected:
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typename _Alloc_traits<_List_node<_Tp>, _Allocator>::allocator_type
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_Node_allocator;
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_List_node<_Tp>* _M_node;
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};
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// Specialization for instanceless allocators.
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template <class _Tp, class _Allocator>
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class _List_alloc_base<_Tp, _Allocator, true> {
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public:
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typedef typename _Alloc_traits<_Tp, _Allocator>::allocator_type
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allocator_type;
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allocator_type get_allocator() const { return allocator_type(); }
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_List_alloc_base(const allocator_type&) {}
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protected:
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typedef typename _Alloc_traits<_List_node<_Tp>, _Allocator>::_Alloc_type
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_Alloc_type;
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_List_node<_Tp>* _M_get_node() { return _Alloc_type::allocate(1); }
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void _M_put_node(_List_node<_Tp>* __p) { _Alloc_type::deallocate(__p, 1); }
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protected:
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_List_node<_Tp>* _M_node;
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};
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template <class _Tp, class _Alloc>
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class _List_base
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: public _List_alloc_base<_Tp, _Alloc,
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_Alloc_traits<_Tp, _Alloc>::_S_instanceless>
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{
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public:
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typedef _List_alloc_base<_Tp, _Alloc,
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_Alloc_traits<_Tp, _Alloc>::_S_instanceless>
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_Base;
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typedef typename _Base::allocator_type allocator_type;
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_List_base(const allocator_type& __a) : _Base(__a) {
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_Base::_M_node = _Base::_M_get_node();
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_Base::_M_node->_M_next = _Base::_M_node;
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_Base::_M_node->_M_prev = _Base::_M_node;
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}
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~_List_base() {
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clear();
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_M_put_node(_Base::_M_node);
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}
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void clear();
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};
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#else /* __STL_USE_STD_ALLOCATORS */
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template <class _Tp, class _Alloc>
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class _List_base
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{
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public:
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typedef _Alloc allocator_type;
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allocator_type get_allocator() const { return allocator_type(); }
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_List_base(const allocator_type&) {
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_M_node = _M_get_node();
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_M_node->_M_next = _M_node;
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_M_node->_M_prev = _M_node;
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}
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~_List_base() {
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clear();
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_M_put_node(_M_node);
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}
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void clear();
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protected:
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typedef simple_alloc<_List_node<_Tp>, _Alloc> _Alloc_type;
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_List_node<_Tp>* _M_get_node() { return _Alloc_type::allocate(1); }
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void _M_put_node(_List_node<_Tp>* __p) { _Alloc_type::deallocate(__p, 1); }
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protected:
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_List_node<_Tp>* _M_node;
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};
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#endif /* __STL_USE_STD_ALLOCATORS */
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template <class _Tp, class _Alloc>
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void
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_List_base<_Tp,_Alloc>::clear()
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{
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_List_node<_Tp>* __cur = (_List_node<_Tp>*) _Base::_M_node->_M_next;
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while (__cur != _Base::_M_node) {
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_List_node<_Tp>* __tmp = __cur;
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__cur = (_List_node<_Tp>*) __cur->_M_next;
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_Destroy(&__tmp->_M_data);
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_M_put_node(__tmp);
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}
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_Base::_M_node->_M_next = _Base::_M_node;
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_Base::_M_node->_M_prev = _Base::_M_node;
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}
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template <class _Tp, class _Alloc = __STL_DEFAULT_ALLOCATOR(_Tp) >
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class list : protected _List_base<_Tp, _Alloc> {
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// requirements:
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__STL_CLASS_REQUIRES(_Tp, _Assignable);
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typedef _List_base<_Tp, _Alloc> _Base;
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protected:
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typedef void* _Void_pointer;
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public:
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typedef _Tp value_type;
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typedef value_type* pointer;
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typedef const value_type* const_pointer;
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typedef value_type& reference;
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typedef const value_type& const_reference;
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typedef _List_node<_Tp> _Node;
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typedef size_t size_type;
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typedef ptrdiff_t difference_type;
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typedef typename _Base::allocator_type allocator_type;
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allocator_type get_allocator() const { return _Base::get_allocator(); }
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public:
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typedef _List_iterator<_Tp,_Tp&,_Tp*> iterator;
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typedef _List_iterator<_Tp,const _Tp&,const _Tp*> const_iterator;
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#ifdef __STL_CLASS_PARTIAL_SPECIALIZATION
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typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
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typedef std::reverse_iterator<iterator> reverse_iterator;
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#else /* __STL_CLASS_PARTIAL_SPECIALIZATION */
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typedef std::reverse_bidirectional_iterator<const_iterator,value_type,
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const_reference,difference_type>
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const_reverse_iterator;
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typedef std::reverse_bidirectional_iterator<iterator,value_type,reference,
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difference_type>
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reverse_iterator;
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#endif /* __STL_CLASS_PARTIAL_SPECIALIZATION */
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protected:
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#ifdef __STL_HAS_NAMESPACES
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using _Base::_M_node;
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using _Base::_M_put_node;
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using _Base::_M_get_node;
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#endif /* __STL_HAS_NAMESPACES */
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protected:
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_Node* _M_create_node(const _Tp& __x)
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{
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_Node* __p = _M_get_node();
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__STL_TRY {
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_Construct(&__p->_M_data, __x);
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}
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__STL_UNWIND(_M_put_node(__p));
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return __p;
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}
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_Node* _M_create_node()
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{
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_Node* __p = _M_get_node();
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__STL_TRY {
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_Construct(&__p->_M_data);
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}
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__STL_UNWIND(_M_put_node(__p));
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return __p;
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}
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public:
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explicit list(const allocator_type& __a = allocator_type()) : _Base(__a) {}
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iterator begin() { return (_Node*)(_M_node->_M_next); }
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const_iterator begin() const { return (_Node*)(_M_node->_M_next); }
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iterator end() { return _M_node; }
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const_iterator end() const { return _M_node; }
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reverse_iterator rbegin()
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{ return reverse_iterator(end()); }
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const_reverse_iterator rbegin() const
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{ return const_reverse_iterator(end()); }
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reverse_iterator rend()
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{ return reverse_iterator(begin()); }
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const_reverse_iterator rend() const
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{ return const_reverse_iterator(begin()); }
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bool empty() const { return _M_node->_M_next == _M_node; }
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size_type size() const {
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size_type __result = 0;
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distance(begin(), end(), __result);
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return __result;
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}
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size_type max_size() const { return size_type(-1); }
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reference front() { return *begin(); }
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const_reference front() const { return *begin(); }
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reference back() { return *(--end()); }
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const_reference back() const { return *(--end()); }
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void swap(list<_Tp, _Alloc>& __x) { __STD::swap(_M_node, __x._M_node); }
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iterator insert(iterator __position, const _Tp& __x) {
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_Node* __tmp = _M_create_node(__x);
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__tmp->_M_next = __position._M_node;
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__tmp->_M_prev = __position._M_node->_M_prev;
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__position._M_node->_M_prev->_M_next = __tmp;
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__position._M_node->_M_prev = __tmp;
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return __tmp;
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}
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iterator insert(iterator __position) { return insert(__position, _Tp()); }
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#ifdef __STL_MEMBER_TEMPLATES
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// Check whether it's an integral type. If so, it's not an iterator.
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template<class _Integer>
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void _M_insert_dispatch(iterator __pos, _Integer __n, _Integer __x,
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__true_type) {
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_M_fill_insert(__pos, (size_type) __n, (_Tp) __x);
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}
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template <class _InputIterator>
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void _M_insert_dispatch(iterator __pos,
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_InputIterator __first, _InputIterator __last,
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__false_type);
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template <class _InputIterator>
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void insert(iterator __pos, _InputIterator __first, _InputIterator __last) {
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typedef typename _Is_integer<_InputIterator>::_Integral _Integral;
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_M_insert_dispatch(__pos, __first, __last, _Integral());
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}
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#else /* __STL_MEMBER_TEMPLATES */
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void insert(iterator __position, const _Tp* __first, const _Tp* __last);
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void insert(iterator __position,
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const_iterator __first, const_iterator __last);
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#endif /* __STL_MEMBER_TEMPLATES */
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void insert(iterator __pos, size_type __n, const _Tp& __x)
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{ _M_fill_insert(__pos, __n, __x); }
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void _M_fill_insert(iterator __pos, size_type __n, const _Tp& __x);
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void push_front(const _Tp& __x) { insert(begin(), __x); }
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void push_front() {insert(begin());}
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void push_back(const _Tp& __x) { insert(end(), __x); }
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void push_back() {insert(end());}
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iterator erase(iterator __position) {
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_List_node_base* __next_node = __position._M_node->_M_next;
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_List_node_base* __prev_node = __position._M_node->_M_prev;
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_Node* __n = (_Node*) __position._M_node;
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__prev_node->_M_next = __next_node;
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__next_node->_M_prev = __prev_node;
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_Destroy(&__n->_M_data);
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_M_put_node(__n);
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return iterator((_Node*) __next_node);
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}
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iterator erase(iterator __first, iterator __last);
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void clear() { _Base::clear(); }
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void resize(size_type __new_size, const _Tp& __x);
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void resize(size_type __new_size) { this->resize(__new_size, _Tp()); }
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void pop_front() { erase(begin()); }
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void pop_back() {
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iterator __tmp = end();
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erase(--__tmp);
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}
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list(size_type __n, const _Tp& __value,
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const allocator_type& __a = allocator_type())
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: _Base(__a)
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{ insert(begin(), __n, __value); }
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explicit list(size_type __n)
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: _Base(allocator_type())
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{ insert(begin(), __n, _Tp()); }
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#ifdef __STL_MEMBER_TEMPLATES
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// We don't need any dispatching tricks here, because insert does all of
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// that anyway.
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template <class _InputIterator>
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list(_InputIterator __first, _InputIterator __last,
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const allocator_type& __a = allocator_type())
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: _Base(__a)
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{ insert(begin(), __first, __last); }
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#else /* __STL_MEMBER_TEMPLATES */
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list(const _Tp* __first, const _Tp* __last,
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const allocator_type& __a = allocator_type())
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: _Base(__a)
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{ this->insert(begin(), __first, __last); }
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list(const_iterator __first, const_iterator __last,
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const allocator_type& __a = allocator_type())
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: _Base(__a)
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{ this->insert(begin(), __first, __last); }
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#endif /* __STL_MEMBER_TEMPLATES */
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list(const list<_Tp, _Alloc>& __x) : _Base(__x.get_allocator())
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{ insert(begin(), __x.begin(), __x.end()); }
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~list() { }
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list<_Tp, _Alloc>& operator=(const list<_Tp, _Alloc>& __x);
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public:
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// assign(), a generalized assignment member function. Two
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// versions: one that takes a count, and one that takes a range.
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// The range version is a member template, so we dispatch on whether
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// or not the type is an integer.
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void assign(size_type __n, const _Tp& __val) { _M_fill_assign(__n, __val); }
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void _M_fill_assign(size_type __n, const _Tp& __val);
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#ifdef __STL_MEMBER_TEMPLATES
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template <class _InputIterator>
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void assign(_InputIterator __first, _InputIterator __last) {
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typedef typename _Is_integer<_InputIterator>::_Integral _Integral;
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_M_assign_dispatch(__first, __last, _Integral());
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}
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template <class _Integer>
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void _M_assign_dispatch(_Integer __n, _Integer __val, __true_type)
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{ _M_fill_assign((size_type) __n, (_Tp) __val); }
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template <class _InputIterator>
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void _M_assign_dispatch(_InputIterator __first, _InputIterator __last,
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__false_type);
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#endif /* __STL_MEMBER_TEMPLATES */
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protected:
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void transfer(iterator __position, iterator __first, iterator __last) {
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if (__position != __last) {
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|
// Remove [first, last) from its old position.
|
|
__last._M_node->_M_prev->_M_next = __position._M_node;
|
|
__first._M_node->_M_prev->_M_next = __last._M_node;
|
|
__position._M_node->_M_prev->_M_next = __first._M_node;
|
|
|
|
// Splice [first, last) into its new position.
|
|
_List_node_base* __tmp = __position._M_node->_M_prev;
|
|
__position._M_node->_M_prev = __last._M_node->_M_prev;
|
|
__last._M_node->_M_prev = __first._M_node->_M_prev;
|
|
__first._M_node->_M_prev = __tmp;
|
|
}
|
|
}
|
|
|
|
public:
|
|
void splice(iterator __position, list& __x) {
|
|
if (!__x.empty())
|
|
this->transfer(__position, __x.begin(), __x.end());
|
|
}
|
|
void splice(iterator __position, list&, iterator __i) {
|
|
iterator __j = __i;
|
|
++__j;
|
|
if (__position == __i || __position == __j) return;
|
|
this->transfer(__position, __i, __j);
|
|
}
|
|
void splice(iterator __position, list&, iterator __first, iterator __last) {
|
|
if (__first != __last)
|
|
this->transfer(__position, __first, __last);
|
|
}
|
|
void remove(const _Tp& __value);
|
|
void unique();
|
|
void merge(list& __x);
|
|
void reverse();
|
|
void sort();
|
|
|
|
#ifdef __STL_MEMBER_TEMPLATES
|
|
template <class _Predicate> void remove_if(_Predicate);
|
|
template <class _BinaryPredicate> void unique(_BinaryPredicate);
|
|
template <class _StrictWeakOrdering> void merge(list&, _StrictWeakOrdering);
|
|
template <class _StrictWeakOrdering> void sort(_StrictWeakOrdering);
|
|
#endif /* __STL_MEMBER_TEMPLATES */
|
|
};
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline bool
|
|
operator==(const list<_Tp,_Alloc>& __x, const list<_Tp,_Alloc>& __y)
|
|
{
|
|
typedef typename list<_Tp,_Alloc>::const_iterator const_iterator;
|
|
const_iterator __end1 = __x.end();
|
|
const_iterator __end2 = __y.end();
|
|
|
|
const_iterator __i1 = __x.begin();
|
|
const_iterator __i2 = __y.begin();
|
|
while (__i1 != __end1 && __i2 != __end2 && *__i1 == *__i2) {
|
|
++__i1;
|
|
++__i2;
|
|
}
|
|
return __i1 == __end1 && __i2 == __end2;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline bool operator<(const list<_Tp,_Alloc>& __x,
|
|
const list<_Tp,_Alloc>& __y)
|
|
{
|
|
return lexicographical_compare(__x.begin(), __x.end(),
|
|
__y.begin(), __y.end());
|
|
}
|
|
|
|
#ifdef __STL_FUNCTION_TMPL_PARTIAL_ORDER
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline bool operator!=(const list<_Tp,_Alloc>& __x,
|
|
const list<_Tp,_Alloc>& __y) {
|
|
return !(__x == __y);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline bool operator>(const list<_Tp,_Alloc>& __x,
|
|
const list<_Tp,_Alloc>& __y) {
|
|
return __y < __x;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline bool operator<=(const list<_Tp,_Alloc>& __x,
|
|
const list<_Tp,_Alloc>& __y) {
|
|
return !(__y < __x);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline bool operator>=(const list<_Tp,_Alloc>& __x,
|
|
const list<_Tp,_Alloc>& __y) {
|
|
return !(__x < __y);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline void
|
|
swap(list<_Tp, _Alloc>& __x, list<_Tp, _Alloc>& __y)
|
|
{
|
|
__x.swap(__y);
|
|
}
|
|
|
|
#endif /* __STL_FUNCTION_TMPL_PARTIAL_ORDER */
|
|
|
|
#ifdef __STL_MEMBER_TEMPLATES
|
|
|
|
template <class _Tp, class _Alloc> template <class _InputIter>
|
|
void
|
|
list<_Tp, _Alloc>::_M_insert_dispatch(iterator __position,
|
|
_InputIter __first, _InputIter __last,
|
|
__false_type)
|
|
{
|
|
for ( ; __first != __last; ++__first)
|
|
insert(__position, *__first);
|
|
}
|
|
|
|
#else /* __STL_MEMBER_TEMPLATES */
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::insert(iterator __position,
|
|
const _Tp* __first, const _Tp* __last)
|
|
{
|
|
for ( ; __first != __last; ++__first)
|
|
insert(__position, *__first);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::insert(iterator __position,
|
|
const_iterator __first, const_iterator __last)
|
|
{
|
|
for ( ; __first != __last; ++__first)
|
|
insert(__position, *__first);
|
|
}
|
|
|
|
#endif /* __STL_MEMBER_TEMPLATES */
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void
|
|
list<_Tp, _Alloc>::_M_fill_insert(iterator __position,
|
|
size_type __n, const _Tp& __x)
|
|
{
|
|
for ( ; __n > 0; --__n)
|
|
insert(__position, __x);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
typename list<_Tp,_Alloc>::iterator list<_Tp, _Alloc>::erase(iterator __first,
|
|
iterator __last)
|
|
{
|
|
while (__first != __last)
|
|
erase(__first++);
|
|
return __last;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void list<_Tp, _Alloc>::resize(size_type __new_size, const _Tp& __x)
|
|
{
|
|
iterator __i = begin();
|
|
size_type __len = 0;
|
|
for ( ; __i != end() && __len < __new_size; ++__i, ++__len)
|
|
;
|
|
if (__len == __new_size)
|
|
erase(__i, end());
|
|
else // __i == end()
|
|
insert(end(), __new_size - __len, __x);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
list<_Tp, _Alloc>& list<_Tp, _Alloc>::operator=(const list<_Tp, _Alloc>& __x)
|
|
{
|
|
if (this != &__x) {
|
|
iterator __first1 = begin();
|
|
iterator __last1 = end();
|
|
const_iterator __first2 = __x.begin();
|
|
const_iterator __last2 = __x.end();
|
|
while (__first1 != __last1 && __first2 != __last2)
|
|
*__first1++ = *__first2++;
|
|
if (__first2 == __last2)
|
|
erase(__first1, __last1);
|
|
else
|
|
insert(__last1, __first2, __last2);
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void list<_Tp, _Alloc>::_M_fill_assign(size_type __n, const _Tp& __val) {
|
|
iterator __i = begin();
|
|
for ( ; __i != end() && __n > 0; ++__i, --__n)
|
|
*__i = __val;
|
|
if (__n > 0)
|
|
insert(end(), __n, __val);
|
|
else
|
|
erase(__i, end());
|
|
}
|
|
|
|
#ifdef __STL_MEMBER_TEMPLATES
|
|
|
|
template <class _Tp, class _Alloc> template <class _InputIter>
|
|
void
|
|
list<_Tp, _Alloc>::_M_assign_dispatch(_InputIter __first2, _InputIter __last2,
|
|
__false_type)
|
|
{
|
|
iterator __first1 = begin();
|
|
iterator __last1 = end();
|
|
for ( ; __first1 != __last1 && __first2 != __last2; ++__first1, ++__first2)
|
|
*__first1 = *__first2;
|
|
if (__first2 == __last2)
|
|
erase(__first1, __last1);
|
|
else
|
|
insert(__last1, __first2, __last2);
|
|
}
|
|
|
|
#endif /* __STL_MEMBER_TEMPLATES */
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void list<_Tp, _Alloc>::remove(const _Tp& __value)
|
|
{
|
|
iterator __first = begin();
|
|
iterator __last = end();
|
|
while (__first != __last) {
|
|
iterator __next = __first;
|
|
++__next;
|
|
if (*__first == __value) erase(__first);
|
|
__first = __next;
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void list<_Tp, _Alloc>::unique()
|
|
{
|
|
iterator __first = begin();
|
|
iterator __last = end();
|
|
if (__first == __last) return;
|
|
iterator __next = __first;
|
|
while (++__next != __last) {
|
|
if (*__first == *__next)
|
|
erase(__next);
|
|
else
|
|
__first = __next;
|
|
__next = __first;
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void list<_Tp, _Alloc>::merge(list<_Tp, _Alloc>& __x)
|
|
{
|
|
iterator __first1 = begin();
|
|
iterator __last1 = end();
|
|
iterator __first2 = __x.begin();
|
|
iterator __last2 = __x.end();
|
|
while (__first1 != __last1 && __first2 != __last2)
|
|
if (*__first2 < *__first1) {
|
|
iterator __next = __first2;
|
|
transfer(__first1, __first2, ++__next);
|
|
__first2 = __next;
|
|
}
|
|
else
|
|
++__first1;
|
|
if (__first2 != __last2) transfer(__last1, __first2, __last2);
|
|
}
|
|
|
|
inline void __List_base_reverse(_List_node_base* __p)
|
|
{
|
|
_List_node_base* __tmp = __p;
|
|
do {
|
|
__STD::swap(__tmp->_M_next, __tmp->_M_prev);
|
|
__tmp = __tmp->_M_prev; // Old next node is now prev.
|
|
} while (__tmp != __p);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
inline void list<_Tp, _Alloc>::reverse()
|
|
{
|
|
__List_base_reverse(this->_M_node);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc>
|
|
void list<_Tp, _Alloc>::sort()
|
|
{
|
|
// Do nothing if the list has length 0 or 1.
|
|
if (_M_node->_M_next != _M_node && _M_node->_M_next->_M_next != _M_node) {
|
|
list<_Tp, _Alloc> __carry;
|
|
list<_Tp, _Alloc> __counter[64];
|
|
int __fill = 0;
|
|
while (!empty()) {
|
|
__carry.splice(__carry.begin(), *this, begin());
|
|
int __i = 0;
|
|
while(__i < __fill && !__counter[__i].empty()) {
|
|
__counter[__i].merge(__carry);
|
|
__carry.swap(__counter[__i++]);
|
|
}
|
|
__carry.swap(__counter[__i]);
|
|
if (__i == __fill) ++__fill;
|
|
}
|
|
|
|
for (int __i = 1; __i < __fill; ++__i)
|
|
__counter[__i].merge(__counter[__i-1]);
|
|
swap(__counter[__fill-1]);
|
|
}
|
|
}
|
|
|
|
#ifdef __STL_MEMBER_TEMPLATES
|
|
|
|
template <class _Tp, class _Alloc> template <class _Predicate>
|
|
void list<_Tp, _Alloc>::remove_if(_Predicate __pred)
|
|
{
|
|
iterator __first = begin();
|
|
iterator __last = end();
|
|
while (__first != __last) {
|
|
iterator __next = __first;
|
|
++__next;
|
|
if (__pred(*__first)) erase(__first);
|
|
__first = __next;
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc> template <class _BinaryPredicate>
|
|
void list<_Tp, _Alloc>::unique(_BinaryPredicate __binary_pred)
|
|
{
|
|
iterator __first = begin();
|
|
iterator __last = end();
|
|
if (__first == __last) return;
|
|
iterator __next = __first;
|
|
while (++__next != __last) {
|
|
if (__binary_pred(*__first, *__next))
|
|
erase(__next);
|
|
else
|
|
__first = __next;
|
|
__next = __first;
|
|
}
|
|
}
|
|
|
|
template <class _Tp, class _Alloc> template <class _StrictWeakOrdering>
|
|
void list<_Tp, _Alloc>::merge(list<_Tp, _Alloc>& __x,
|
|
_StrictWeakOrdering __comp)
|
|
{
|
|
iterator __first1 = begin();
|
|
iterator __last1 = end();
|
|
iterator __first2 = __x.begin();
|
|
iterator __last2 = __x.end();
|
|
while (__first1 != __last1 && __first2 != __last2)
|
|
if (__comp(*__first2, *__first1)) {
|
|
iterator __next = __first2;
|
|
transfer(__first1, __first2, ++__next);
|
|
__first2 = __next;
|
|
}
|
|
else
|
|
++__first1;
|
|
if (__first2 != __last2) transfer(__last1, __first2, __last2);
|
|
}
|
|
|
|
template <class _Tp, class _Alloc> template <class _StrictWeakOrdering>
|
|
void list<_Tp, _Alloc>::sort(_StrictWeakOrdering __comp)
|
|
{
|
|
// Do nothing if the list has length 0 or 1.
|
|
if (_M_node->_M_next != _M_node && _M_node->_M_next->_M_next != _M_node) {
|
|
list<_Tp, _Alloc> __carry;
|
|
list<_Tp, _Alloc> __counter[64];
|
|
int __fill = 0;
|
|
while (!empty()) {
|
|
__carry.splice(__carry.begin(), *this, begin());
|
|
int __i = 0;
|
|
while(__i < __fill && !__counter[__i].empty()) {
|
|
__counter[__i].merge(__carry, __comp);
|
|
__carry.swap(__counter[__i++]);
|
|
}
|
|
__carry.swap(__counter[__i]);
|
|
if (__i == __fill) ++__fill;
|
|
}
|
|
|
|
for (int __i = 1; __i < __fill; ++__i)
|
|
__counter[__i].merge(__counter[__i-1], __comp);
|
|
swap(__counter[__fill-1]);
|
|
}
|
|
}
|
|
|
|
#endif /* __STL_MEMBER_TEMPLATES */
|
|
|
|
#if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32)
|
|
#pragma reset woff 1174
|
|
#pragma reset woff 1375
|
|
#endif
|
|
|
|
__STL_END_NAMESPACE
|
|
|
|
#endif /* __SGI_STL_INTERNAL_LIST_H */
|
|
|
|
// Local Variables:
|
|
// mode:C++
|
|
// End:
|