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Diffstat (limited to 'libstdc++/include/bits/list.tcc')
| -rw-r--r-- | libstdc++/include/bits/list.tcc | 385 |
1 files changed, 385 insertions, 0 deletions
diff --git a/libstdc++/include/bits/list.tcc b/libstdc++/include/bits/list.tcc new file mode 100644 index 0000000..f2849fb --- /dev/null +++ b/libstdc++/include/bits/list.tcc @@ -0,0 +1,385 @@ +// List implementation (out of line) -*- C++ -*- + +// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 +// Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 2, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING. If not, write to the Free +// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, +// USA. + +// As a special exception, you may use this file as part of a free software +// library without restriction. Specifically, if other files instantiate +// templates or use macros or inline functions from this file, or you compile +// this file and link it with other files to produce an executable, this +// file does not by itself cause the resulting executable to be covered by +// the GNU General Public License. This exception does not however +// invalidate any other reasons why the executable file might be covered by +// the GNU General Public License. + +/* + * + * Copyright (c) 1994 + * Hewlett-Packard Company + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Hewlett-Packard Company makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * + * Copyright (c) 1996,1997 + * Silicon Graphics Computer Systems, Inc. + * + * Permission to use, copy, modify, distribute and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and + * that both that copyright notice and this permission notice appear + * in supporting documentation. Silicon Graphics makes no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + */ + +/** @file list.tcc + * This is an internal header file, included by other library headers. + * You should not attempt to use it directly. + */ + +#ifndef _LIST_TCC +#define _LIST_TCC 1 + +_GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD) + + template<typename _Tp, typename _Alloc> + void + _List_base<_Tp, _Alloc>:: + _M_clear() + { + typedef _List_node<_Tp> _Node; + _Node* __cur = static_cast<_Node*>(this->_M_impl._M_node._M_next); + while (__cur != &this->_M_impl._M_node) + { + _Node* __tmp = __cur; + __cur = static_cast<_Node*>(__cur->_M_next); + _M_get_Tp_allocator().destroy(&__tmp->_M_data); + _M_put_node(__tmp); + } + } + + template<typename _Tp, typename _Alloc> + typename list<_Tp, _Alloc>::iterator + list<_Tp, _Alloc>:: + insert(iterator __position, const value_type& __x) + { + _Node* __tmp = _M_create_node(__x); + __tmp->hook(__position._M_node); + return iterator(__tmp); + } + + template<typename _Tp, typename _Alloc> + typename list<_Tp, _Alloc>::iterator + list<_Tp, _Alloc>:: + erase(iterator __position) + { + iterator __ret = iterator(__position._M_node->_M_next); + _M_erase(__position); + return __ret; + } + + template<typename _Tp, typename _Alloc> + void + list<_Tp, _Alloc>:: + resize(size_type __new_size, value_type __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<typename _Tp, typename _Alloc> + list<_Tp, _Alloc>& + list<_Tp, _Alloc>:: + operator=(const list& __x) + { + if (this != &__x) + { + iterator __first1 = begin(); + iterator __last1 = end(); + const_iterator __first2 = __x.begin(); + const_iterator __last2 = __x.end(); + for (; __first1 != __last1 && __first2 != __last2; + ++__first1, ++__first2) + *__first1 = *__first2; + if (__first2 == __last2) + erase(__first1, __last1); + else + insert(__last1, __first2, __last2); + } + return *this; + } + + template<typename _Tp, typename _Alloc> + void + list<_Tp, _Alloc>:: + _M_fill_assign(size_type __n, const value_type& __val) + { + iterator __i = begin(); + for (; __i != end() && __n > 0; ++__i, --__n) + *__i = __val; + if (__n > 0) + insert(end(), __n, __val); + else + erase(__i, end()); + } + + template<typename _Tp, typename _Alloc> + template <typename _InputIterator> + void + list<_Tp, _Alloc>:: + _M_assign_dispatch(_InputIterator __first2, _InputIterator __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); + } + + template<typename _Tp, typename _Alloc> + void + list<_Tp, _Alloc>:: + remove(const value_type& __value) + { + iterator __first = begin(); + iterator __last = end(); + while (__first != __last) + { + iterator __next = __first; + ++__next; + if (*__first == __value) + _M_erase(__first); + __first = __next; + } + } + + template<typename _Tp, typename _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) + _M_erase(__next); + else + __first = __next; + __next = __first; + } + } + + template<typename _Tp, typename _Alloc> + void + list<_Tp, _Alloc>:: + merge(list& __x) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 300. list::merge() specification incomplete + if (this != &__x) + { + _M_check_equal_allocators(__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; + _M_transfer(__first1, __first2, ++__next); + __first2 = __next; + } + else + ++__first1; + if (__first2 != __last2) + _M_transfer(__last1, __first2, __last2); + } + } + + template<typename _Tp, typename _Alloc> + template <typename _StrictWeakOrdering> + void + list<_Tp, _Alloc>:: + merge(list& __x, _StrictWeakOrdering __comp) + { + // _GLIBCXX_RESOLVE_LIB_DEFECTS + // 300. list::merge() specification incomplete + if (this != &__x) + { + _M_check_equal_allocators(__x); + + 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; + _M_transfer(__first1, __first2, ++__next); + __first2 = __next; + } + else + ++__first1; + if (__first2 != __last2) + _M_transfer(__last1, __first2, __last2); + } + } + + template<typename _Tp, typename _Alloc> + void + list<_Tp, _Alloc>:: + sort() + { + // Do nothing if the list has length 0 or 1. + if (this->_M_impl._M_node._M_next != &this->_M_impl._M_node + && this->_M_impl._M_node._M_next->_M_next != &this->_M_impl._M_node) + { + list __carry; + list __tmp[64]; + list * __fill = &__tmp[0]; + list * __counter; + + do + { + __carry.splice(__carry.begin(), *this, begin()); + + for(__counter = &__tmp[0]; + __counter != __fill && !__counter->empty(); + ++__counter) + { + __counter->merge(__carry); + __carry.swap(*__counter); + } + __carry.swap(*__counter); + if (__counter == __fill) + ++__fill; + } + while ( !empty() ); + + for (__counter = &__tmp[1]; __counter != __fill; ++__counter) + __counter->merge(*(__counter - 1)); + swap( *(__fill - 1) ); + } + } + + template<typename _Tp, typename _Alloc> + template <typename _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)) + _M_erase(__first); + __first = __next; + } + } + + template<typename _Tp, typename _Alloc> + template <typename _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)) + _M_erase(__next); + else + __first = __next; + __next = __first; + } + } + + template<typename _Tp, typename _Alloc> + template <typename _StrictWeakOrdering> + void + list<_Tp, _Alloc>:: + sort(_StrictWeakOrdering __comp) + { + // Do nothing if the list has length 0 or 1. + if (this->_M_impl._M_node._M_next != &this->_M_impl._M_node + && this->_M_impl._M_node._M_next->_M_next != &this->_M_impl._M_node) + { + list __carry; + list __tmp[64]; + list * __fill = &__tmp[0]; + list * __counter; + + do + { + __carry.splice(__carry.begin(), *this, begin()); + + for(__counter = &__tmp[0]; + __counter != __fill && !__counter->empty(); + ++__counter) + { + __counter->merge(__carry, __comp); + __carry.swap(*__counter); + } + __carry.swap(*__counter); + if (__counter == __fill) + ++__fill; + } + while ( !empty() ); + + for (__counter = &__tmp[1]; __counter != __fill; ++__counter) + __counter->merge(*(__counter - 1), __comp); + swap(*(__fill - 1)); + } + } + +_GLIBCXX_END_NESTED_NAMESPACE + +#endif /* _LIST_TCC */ + |
