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Diffstat (limited to 'contrib/libstdc++/stl/stl_vector.h')
| -rw-r--r-- | contrib/libstdc++/stl/stl_vector.h | 823 |
1 files changed, 0 insertions, 823 deletions
diff --git a/contrib/libstdc++/stl/stl_vector.h b/contrib/libstdc++/stl/stl_vector.h deleted file mode 100644 index d1149e9..0000000 --- a/contrib/libstdc++/stl/stl_vector.h +++ /dev/null @@ -1,823 +0,0 @@ -/* - * - * 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 - * 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. - */ - -/* NOTE: This is an internal header file, included by other STL headers. - * You should not attempt to use it directly. - */ - -#ifndef __SGI_STL_INTERNAL_VECTOR_H -#define __SGI_STL_INTERNAL_VECTOR_H - -__STL_BEGIN_NAMESPACE - -#if defined(__sgi) && !defined(__GNUC__) && (_MIPS_SIM != _MIPS_SIM_ABI32) -#pragma set woff 1174 -#pragma set woff 1375 -#endif - -// The vector base class serves two purposes. First, its constructor -// and destructor allocate (but don't initialize) storage. This makes -// exception safety easier. Second, the base class encapsulates all of -// the differences between SGI-style allocators and standard-conforming -// allocators. - -#ifdef __STL_USE_STD_ALLOCATORS - -// Base class for ordinary allocators. -template <class _Tp, class _Allocator, bool _IsStatic> -class _Vector_alloc_base { -public: - typedef typename _Alloc_traits<_Tp, _Allocator>::allocator_type - allocator_type; - allocator_type get_allocator() const { return _M_data_allocator; } - - _Vector_alloc_base(const allocator_type& __a) - : _M_data_allocator(__a), _M_start(0), _M_finish(0), _M_end_of_storage(0) - {} - -protected: - allocator_type _M_data_allocator; - _Tp* _M_start; - _Tp* _M_finish; - _Tp* _M_end_of_storage; - - _Tp* _M_allocate(size_t __n) - { return _M_data_allocator.allocate(__n); } - void _M_deallocate(_Tp* __p, size_t __n) - { if (__p) _M_data_allocator.deallocate(__p, __n); } -}; - -// Specialization for allocators that have the property that we don't -// actually have to store an allocator object. -template <class _Tp, class _Allocator> -class _Vector_alloc_base<_Tp, _Allocator, true> { -public: - typedef typename _Alloc_traits<_Tp, _Allocator>::allocator_type - allocator_type; - allocator_type get_allocator() const { return allocator_type(); } - - _Vector_alloc_base(const allocator_type&) - : _M_start(0), _M_finish(0), _M_end_of_storage(0) - {} - -protected: - _Tp* _M_start; - _Tp* _M_finish; - _Tp* _M_end_of_storage; - - typedef typename _Alloc_traits<_Tp, _Allocator>::_Alloc_type _Alloc_type; - _Tp* _M_allocate(size_t __n) - { return _Alloc_type::allocate(__n); } - void _M_deallocate(_Tp* __p, size_t __n) - { _Alloc_type::deallocate(__p, __n);} -}; - -template <class _Tp, class _Alloc> -struct _Vector_base - : public _Vector_alloc_base<_Tp, _Alloc, - _Alloc_traits<_Tp, _Alloc>::_S_instanceless> -{ - typedef _Vector_alloc_base<_Tp, _Alloc, - _Alloc_traits<_Tp, _Alloc>::_S_instanceless> - _Base; - typedef typename _Base::allocator_type allocator_type; - - _Vector_base(const allocator_type& __a) : _Base(__a) {} - _Vector_base(size_t __n, const allocator_type& __a) : _Base(__a) { - _M_start = _M_allocate(__n); - _M_finish = _M_start; - _M_end_of_storage = _M_start + __n; - } - - ~_Vector_base() { _M_deallocate(_M_start, _M_end_of_storage - _M_start); } -}; - -#else /* __STL_USE_STD_ALLOCATORS */ - -template <class _Tp, class _Alloc> -class _Vector_base { -public: - typedef _Alloc allocator_type; - allocator_type get_allocator() const { return allocator_type(); } - - _Vector_base(const _Alloc&) - : _M_start(0), _M_finish(0), _M_end_of_storage(0) {} - _Vector_base(size_t __n, const _Alloc&) - : _M_start(0), _M_finish(0), _M_end_of_storage(0) - { - _M_start = _M_allocate(__n); - _M_finish = _M_start; - _M_end_of_storage = _M_start + __n; - } - - ~_Vector_base() { _M_deallocate(_M_start, _M_end_of_storage - _M_start); } - -protected: - _Tp* _M_start; - _Tp* _M_finish; - _Tp* _M_end_of_storage; - - typedef simple_alloc<_Tp, _Alloc> _M_data_allocator; - _Tp* _M_allocate(size_t __n) - { return _M_data_allocator::allocate(__n); } - void _M_deallocate(_Tp* __p, size_t __n) - { _M_data_allocator::deallocate(__p, __n); } -}; - -#endif /* __STL_USE_STD_ALLOCATORS */ - -template <class _Tp, class _Alloc = __STL_DEFAULT_ALLOCATOR(_Tp) > -class vector : protected _Vector_base<_Tp, _Alloc> -{ -private: - typedef _Vector_base<_Tp, _Alloc> _Base; -public: - typedef _Tp value_type; - typedef value_type* pointer; - typedef const value_type* const_pointer; - typedef value_type* iterator; - typedef const value_type* const_iterator; - typedef value_type& reference; - typedef const value_type& const_reference; - typedef size_t size_type; - typedef ptrdiff_t difference_type; - - typedef typename _Base::allocator_type allocator_type; - allocator_type get_allocator() const { return _Base::get_allocator(); } - -#ifdef __STL_CLASS_PARTIAL_SPECIALIZATION - typedef reverse_iterator<const_iterator> const_reverse_iterator; - typedef reverse_iterator<iterator> reverse_iterator; -#else /* __STL_CLASS_PARTIAL_SPECIALIZATION */ - typedef reverse_iterator<const_iterator, value_type, const_reference, - difference_type> const_reverse_iterator; - typedef reverse_iterator<iterator, value_type, reference, difference_type> - reverse_iterator; -#endif /* __STL_CLASS_PARTIAL_SPECIALIZATION */ - -protected: -#ifdef __STL_HAS_NAMESPACES - using _Base::_M_allocate; - using _Base::_M_deallocate; - using _Base::_M_start; - using _Base::_M_finish; - using _Base::_M_end_of_storage; -#endif /* __STL_HAS_NAMESPACES */ - -protected: - void _M_insert_aux(iterator __position, const _Tp& __x); - void _M_insert_aux(iterator __position); - -public: - iterator begin() { return _M_start; } - const_iterator begin() const { return _M_start; } - iterator end() { return _M_finish; } - const_iterator end() const { return _M_finish; } - - reverse_iterator rbegin() - { return reverse_iterator(end()); } - const_reverse_iterator rbegin() const - { return const_reverse_iterator(end()); } - reverse_iterator rend() - { return reverse_iterator(begin()); } - const_reverse_iterator rend() const - { return const_reverse_iterator(begin()); } - - size_type size() const - { return size_type(end() - begin()); } - size_type max_size() const - { return size_type(-1) / sizeof(_Tp); } - size_type capacity() const - { return size_type(_M_end_of_storage - begin()); } - bool empty() const - { return begin() == end(); } - - reference operator[](size_type __n) { return *(begin() + __n); } - const_reference operator[](size_type __n) const { return *(begin() + __n); } - - explicit vector(const allocator_type& __a = allocator_type()) - : _Base(__a) {} - - vector(size_type __n, const _Tp& __value, - const allocator_type& __a = allocator_type()) - : _Base(__n, __a) - { _M_finish = uninitialized_fill_n(_M_start, __n, __value); } - - explicit vector(size_type __n) - : _Base(__n, allocator_type()) - { _M_finish = uninitialized_fill_n(_M_start, __n, _Tp()); } - - vector(const vector<_Tp, _Alloc>& __x) - : _Base(__x.size(), __x.get_allocator()) - { _M_finish = uninitialized_copy(__x.begin(), __x.end(), _M_start); } - -#ifdef __STL_MEMBER_TEMPLATES - // Check whether it's an integral type. If so, it's not an iterator. - template <class _InputIterator> - vector(_InputIterator __first, _InputIterator __last, - const allocator_type& __a = allocator_type()) : _Base(__a) { - typedef typename _Is_integer<_InputIterator>::_Integral _Integral; - _M_initialize_aux(__first, __last, _Integral()); - } - - template <class _Integer> - void _M_initialize_aux(_Integer __n, _Integer __value, __true_type) { - _M_start = _M_allocate(__n); - _M_end_of_storage = _M_start + __n; - _M_finish = uninitialized_fill_n(_M_start, __n, __value); - } - - template <class _InputIterator> - void _M_initialize_aux(_InputIterator __first, _InputIterator __last, - __false_type) { - _M_range_initialize(__first, __last, __ITERATOR_CATEGORY(__first)); - } - -#else - vector(const _Tp* __first, const _Tp* __last, - const allocator_type& __a = allocator_type()) - : _Base(__last - __first, __a) - { _M_finish = uninitialized_copy(__first, __last, _M_start); } -#endif /* __STL_MEMBER_TEMPLATES */ - - ~vector() { destroy(_M_start, _M_finish); } - - vector<_Tp, _Alloc>& operator=(const vector<_Tp, _Alloc>& __x); - void reserve(size_type __n) { - if (capacity() < __n) { - const size_type __old_size = size(); - iterator __tmp = _M_allocate_and_copy(__n, _M_start, _M_finish); - destroy(_M_start, _M_finish); - _M_deallocate(_M_start, _M_end_of_storage - _M_start); - _M_start = __tmp; - _M_finish = __tmp + __old_size; - _M_end_of_storage = _M_start + __n; - } - } - - // assign(), a generalized assignment member function. Two - // versions: one that takes a count, and one that takes a range. - // The range version is a member template, so we dispatch on whether - // or not the type is an integer. - - void assign(size_type __n, const _Tp& __val); - -#ifdef __STL_MEMBER_TEMPLATES - - template <class _InputIterator> - void assign(_InputIterator __first, _InputIterator __last) { - typedef typename _Is_integer<_InputIterator>::_Integral _Integral; - _M_assign_dispatch(__first, __last, _Integral()); - } - - template <class _Integer> - void _M_assign_dispatch(_Integer __n, _Integer __val, __true_type) - { assign((size_type) __n, (_Tp) __val); } - - template <class _InputIter> - void _M_assign_dispatch(_InputIter __first, _InputIter __last, __false_type) - { _M_assign_aux(__first, __last, __ITERATOR_CATEGORY(__first)); } - - template <class _InputIterator> - void _M_assign_aux(_InputIterator __first, _InputIterator __last, - input_iterator_tag); - - template <class _ForwardIterator> - void _M_assign_aux(_ForwardIterator __first, _ForwardIterator __last, - forward_iterator_tag); - -#endif /* __STL_MEMBER_TEMPLATES */ - - reference front() { return *begin(); } - const_reference front() const { return *begin(); } - reference back() { return *(end() - 1); } - const_reference back() const { return *(end() - 1); } - - void push_back(const _Tp& __x) { - if (_M_finish != _M_end_of_storage) { - construct(_M_finish, __x); - ++_M_finish; - } - else - _M_insert_aux(end(), __x); - } - void push_back() { - if (_M_finish != _M_end_of_storage) { - construct(_M_finish); - ++_M_finish; - } - else - _M_insert_aux(end()); - } - void swap(vector<_Tp, _Alloc>& __x) { - __STD::swap(_M_start, __x._M_start); - __STD::swap(_M_finish, __x._M_finish); - __STD::swap(_M_end_of_storage, __x._M_end_of_storage); - } - - iterator insert(iterator __position, const _Tp& __x) { - size_type __n = __position - begin(); - if (_M_finish != _M_end_of_storage && __position == end()) { - construct(_M_finish, __x); - ++_M_finish; - } - else - _M_insert_aux(__position, __x); - return begin() + __n; - } - iterator insert(iterator __position) { - size_type __n = __position - begin(); - if (_M_finish != _M_end_of_storage && __position == end()) { - construct(_M_finish); - ++_M_finish; - } - else - _M_insert_aux(__position); - return begin() + __n; - } -#ifdef __STL_MEMBER_TEMPLATES - // Check whether it's an integral type. If so, it's not an iterator. - template <class _InputIterator> - void insert(iterator __pos, _InputIterator __first, _InputIterator __last) { - typedef typename _Is_integer<_InputIterator>::_Integral _Integral; - _M_insert_dispatch(__pos, __first, __last, _Integral()); - } - - template <class _Integer> - void _M_insert_dispatch(iterator __pos, _Integer __n, _Integer __val, - __true_type) { - insert(__pos, (size_type) __n, (_Tp) __val); - } - - template <class _InputIterator> - void _M_insert_dispatch(iterator __pos, - _InputIterator __first, _InputIterator __last, - __false_type) { - _M_range_insert(__pos, __first, __last, __ITERATOR_CATEGORY(__first)); - } -#else /* __STL_MEMBER_TEMPLATES */ - void insert(iterator __position, - const_iterator __first, const_iterator __last); -#endif /* __STL_MEMBER_TEMPLATES */ - - void insert (iterator __pos, size_type __n, const _Tp& __x); - - void pop_back() { - --_M_finish; - destroy(_M_finish); - } - iterator erase(iterator __position) { - if (__position + 1 != end()) - copy(__position + 1, _M_finish, __position); - --_M_finish; - destroy(_M_finish); - return __position; - } - iterator erase(iterator __first, iterator __last) { - iterator __i = copy(__last, _M_finish, __first); - destroy(__i, _M_finish); - _M_finish = _M_finish - (__last - __first); - return __first; - } - - void resize(size_type __new_size, const _Tp& __x) { - if (__new_size < size()) - erase(begin() + __new_size, end()); - else - insert(end(), __new_size - size(), __x); - } - void resize(size_type __new_size) { resize(__new_size, _Tp()); } - void clear() { erase(begin(), end()); } - -protected: - -#ifdef __STL_MEMBER_TEMPLATES - template <class _ForwardIterator> - iterator _M_allocate_and_copy(size_type __n, _ForwardIterator __first, - _ForwardIterator __last) -{ - iterator __result = _M_allocate(__n); - __STL_TRY { - uninitialized_copy(__first, __last, __result); - return __result; - } - __STL_UNWIND(_M_deallocate(__result, __n)); - } -#else /* __STL_MEMBER_TEMPLATES */ - iterator _M_allocate_and_copy(size_type __n, const_iterator __first, - const_iterator __last) - { - iterator __result = _M_allocate(__n); - __STL_TRY { - uninitialized_copy(__first, __last, __result); - return __result; - } - __STL_UNWIND(_M_deallocate(__result, __n)); - } -#endif /* __STL_MEMBER_TEMPLATES */ - - -#ifdef __STL_MEMBER_TEMPLATES - template <class _InputIterator> - void _M_range_initialize(_InputIterator __first, - _InputIterator __last, input_iterator_tag) - { - for ( ; __first != __last; ++__first) - push_back(*__first); - } - - // This function is only called by the constructor. - template <class _ForwardIterator> - void _M_range_initialize(_ForwardIterator __first, - _ForwardIterator __last, forward_iterator_tag) - { - size_type __n = 0; - distance(__first, __last, __n); - _M_start = _M_allocate(__n); - _M_end_of_storage = _M_start + __n; - _M_finish = uninitialized_copy(__first, __last, _M_start); - } - - template <class _InputIterator> - void _M_range_insert(iterator __pos, - _InputIterator __first, _InputIterator __last, - input_iterator_tag); - - template <class _ForwardIterator> - void _M_range_insert(iterator __pos, - _ForwardIterator __first, _ForwardIterator __last, - forward_iterator_tag); - -#endif /* __STL_MEMBER_TEMPLATES */ -}; - -template <class _Tp, class _Alloc> -inline bool -operator==(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y) -{ - return __x.size() == __y.size() && - equal(__x.begin(), __x.end(), __y.begin()); -} - -template <class _Tp, class _Alloc> -inline bool -operator<(const vector<_Tp, _Alloc>& __x, const vector<_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 void swap(vector<_Tp, _Alloc>& __x, vector<_Tp, _Alloc>& __y) -{ - __x.swap(__y); -} - -#endif /* __STL_FUNCTION_TMPL_PARTIAL_ORDER */ - -template <class _Tp, class _Alloc> -vector<_Tp,_Alloc>& -vector<_Tp,_Alloc>::operator=(const vector<_Tp, _Alloc>& __x) -{ - if (&__x != this) { - const size_type __xlen = __x.size(); - if (__xlen > capacity()) { - iterator __tmp = _M_allocate_and_copy(__xlen, __x.begin(), __x.end()); - destroy(_M_start, _M_finish); - _M_deallocate(_M_start, _M_end_of_storage - _M_start); - _M_start = __tmp; - _M_end_of_storage = _M_start + __xlen; - } - else if (size() >= __xlen) { - iterator __i = copy(__x.begin(), __x.end(), begin()); - destroy(__i, _M_finish); - } - else { - copy(__x.begin(), __x.begin() + size(), _M_start); - uninitialized_copy(__x.begin() + size(), __x.end(), _M_finish); - } - _M_finish = _M_start + __xlen; - } - return *this; -} - -template <class _Tp, class _Alloc> -void vector<_Tp, _Alloc>::assign(size_t __n, const value_type& __val) { - if (__n > capacity()) { - vector<_Tp, _Alloc> __tmp(__n, __val, get_allocator()); - __tmp.swap(*this); - } - else if (__n > size()) { - fill(begin(), end(), __val); - _M_finish = uninitialized_fill_n(_M_finish, __n - size(), __val); - } - else - erase(fill_n(begin(), __n, __val), end()); -} - -#ifdef __STL_MEMBER_TEMPLATES - -template <class _Tp, class _Alloc> template <class _InputIter> -void vector<_Tp, _Alloc>::_M_assign_aux(_InputIter __first, _InputIter __last, - input_iterator_tag) { - iterator __cur = begin(); - for ( ; __first != __last && __cur != end(); ++__cur, ++__first) - *__cur = *__first; - if (__first == __last) - erase(__cur, end()); - else - insert(end(), __first, __last); -} - -template <class _Tp, class _Alloc> template <class _ForwardIter> -void -vector<_Tp, _Alloc>::_M_assign_aux(_ForwardIter __first, _ForwardIter __last, - forward_iterator_tag) { - size_type __len = 0; - distance(__first, __last, __len); - - if (__len > capacity()) { - iterator __tmp = _M_allocate_and_copy(__len, __first, __last); - destroy(_M_start, _M_finish); - _M_deallocate(_M_start, _M_end_of_storage - _M_start); - _M_start = __tmp; - _M_end_of_storage = _M_finish = _M_start + __len; - } - else if (size() >= __len) { - iterator __new_finish = copy(__first, __last, _M_start); - destroy(__new_finish, _M_finish); - _M_finish = __new_finish; - } - else { - _ForwardIter __mid = __first; - advance(__mid, size()); - copy(__first, __mid, _M_start); - _M_finish = uninitialized_copy(__mid, __last, _M_finish); - } -} - -#endif /* __STL_MEMBER_TEMPLATES */ - -template <class _Tp, class _Alloc> -void -vector<_Tp, _Alloc>::_M_insert_aux(iterator __position, const _Tp& __x) -{ - if (_M_finish != _M_end_of_storage) { - construct(_M_finish, *(_M_finish - 1)); - ++_M_finish; - _Tp __x_copy = __x; - copy_backward(__position, _M_finish - 2, _M_finish - 1); - *__position = __x_copy; - } - else { - const size_type __old_size = size(); - const size_type __len = __old_size != 0 ? 2 * __old_size : 1; - iterator __new_start = _M_allocate(__len); - iterator __new_finish = __new_start; - __STL_TRY { - __new_finish = uninitialized_copy(_M_start, __position, __new_start); - construct(__new_finish, __x); - ++__new_finish; - __new_finish = uninitialized_copy(__position, _M_finish, __new_finish); - } - __STL_UNWIND((destroy(__new_start,__new_finish), - _M_deallocate(__new_start,__len))); - destroy(begin(), end()); - _M_deallocate(_M_start, _M_end_of_storage - _M_start); - _M_start = __new_start; - _M_finish = __new_finish; - _M_end_of_storage = __new_start + __len; - } -} - -template <class _Tp, class _Alloc> -void -vector<_Tp, _Alloc>::_M_insert_aux(iterator __position) -{ - if (_M_finish != _M_end_of_storage) { - construct(_M_finish, *(_M_finish - 1)); - ++_M_finish; - copy_backward(__position, _M_finish - 2, _M_finish - 1); - *__position = _Tp(); - } - else { - const size_type __old_size = size(); - const size_type __len = __old_size != 0 ? 2 * __old_size : 1; - iterator __new_start = _M_allocate(__len); - iterator __new_finish = __new_start; - __STL_TRY { - __new_finish = uninitialized_copy(_M_start, __position, __new_start); - construct(__new_finish); - ++__new_finish; - __new_finish = uninitialized_copy(__position, _M_finish, __new_finish); - } - __STL_UNWIND((destroy(__new_start,__new_finish), - _M_deallocate(__new_start,__len))); - destroy(begin(), end()); - _M_deallocate(_M_start, _M_end_of_storage - _M_start); - _M_start = __new_start; - _M_finish = __new_finish; - _M_end_of_storage = __new_start + __len; - } -} - -template <class _Tp, class _Alloc> -void vector<_Tp, _Alloc>::insert(iterator __position, size_type __n, - const _Tp& __x) -{ - if (__n != 0) { - if (size_type(_M_end_of_storage - _M_finish) >= __n) { - _Tp __x_copy = __x; - const size_type __elems_after = _M_finish - __position; - iterator __old_finish = _M_finish; - if (__elems_after > __n) { - uninitialized_copy(_M_finish - __n, _M_finish, _M_finish); - _M_finish += __n; - copy_backward(__position, __old_finish - __n, __old_finish); - fill(__position, __position + __n, __x_copy); - } - else { - uninitialized_fill_n(_M_finish, __n - __elems_after, __x_copy); - _M_finish += __n - __elems_after; - uninitialized_copy(__position, __old_finish, _M_finish); - _M_finish += __elems_after; - fill(__position, __old_finish, __x_copy); - } - } - else { - const size_type __old_size = size(); - const size_type __len = __old_size + max(__old_size, __n); - iterator __new_start = _M_allocate(__len); - iterator __new_finish = __new_start; - __STL_TRY { - __new_finish = uninitialized_copy(_M_start, __position, __new_start); - __new_finish = uninitialized_fill_n(__new_finish, __n, __x); - __new_finish - = uninitialized_copy(__position, _M_finish, __new_finish); - } - __STL_UNWIND((destroy(__new_start,__new_finish), - _M_deallocate(__new_start,__len))); - destroy(_M_start, _M_finish); - _M_deallocate(_M_start, _M_end_of_storage - _M_start); - _M_start = __new_start; - _M_finish = __new_finish; - _M_end_of_storage = __new_start + __len; - } - } -} - -#ifdef __STL_MEMBER_TEMPLATES - -template <class _Tp, class _Alloc> template <class _InputIterator> -void -vector<_Tp, _Alloc>::_M_range_insert(iterator __pos, - _InputIterator __first, - _InputIterator __last, - input_iterator_tag) -{ - for ( ; __first != __last; ++__first) { - __pos = insert(__pos, *__first); - ++__pos; - } -} - -template <class _Tp, class _Alloc> template <class _ForwardIterator> -void -vector<_Tp, _Alloc>::_M_range_insert(iterator __position, - _ForwardIterator __first, - _ForwardIterator __last, - forward_iterator_tag) -{ - if (__first != __last) { - size_type __n = 0; - distance(__first, __last, __n); - if (size_type(_M_end_of_storage - _M_finish) >= __n) { - const size_type __elems_after = _M_finish - __position; - iterator __old_finish = _M_finish; - if (__elems_after > __n) { - uninitialized_copy(_M_finish - __n, _M_finish, _M_finish); - _M_finish += __n; - copy_backward(__position, __old_finish - __n, __old_finish); - copy(__first, __last, __position); - } - else { - _ForwardIterator __mid = __first; - advance(__mid, __elems_after); - uninitialized_copy(__mid, __last, _M_finish); - _M_finish += __n - __elems_after; - uninitialized_copy(__position, __old_finish, _M_finish); - _M_finish += __elems_after; - copy(__first, __mid, __position); - } - } - else { - const size_type __old_size = size(); - const size_type __len = __old_size + max(__old_size, __n); - iterator __new_start = _M_allocate(__len); - iterator __new_finish = __new_start; - __STL_TRY { - __new_finish = uninitialized_copy(_M_start, __position, __new_start); - __new_finish = uninitialized_copy(__first, __last, __new_finish); - __new_finish - = uninitialized_copy(__position, _M_finish, __new_finish); - } - __STL_UNWIND((destroy(__new_start,__new_finish), - _M_deallocate(__new_start,__len))); - destroy(_M_start, _M_finish); - _M_deallocate(_M_start, _M_end_of_storage - _M_start); - _M_start = __new_start; - _M_finish = __new_finish; - _M_end_of_storage = __new_start + __len; - } - } -} - -#else /* __STL_MEMBER_TEMPLATES */ - -template <class _Tp, class _Alloc> -void -vector<_Tp, _Alloc>::insert(iterator __position, - const_iterator __first, - const_iterator __last) -{ - if (__first != __last) { - size_type __n = 0; - distance(__first, __last, __n); - if (size_type(_M_end_of_storage - _M_finish) >= __n) { - const size_type __elems_after = _M_finish - __position; - iterator __old_finish = _M_finish; - if (__elems_after > __n) { - uninitialized_copy(_M_finish - __n, _M_finish, _M_finish); - _M_finish += __n; - copy_backward(__position, __old_finish - __n, __old_finish); - copy(__first, __last, __position); - } - else { - uninitialized_copy(__first + __elems_after, __last, _M_finish); - _M_finish += __n - __elems_after; - uninitialized_copy(__position, __old_finish, _M_finish); - _M_finish += __elems_after; - copy(__first, __first + __elems_after, __position); - } - } - else { - const size_type __old_size = size(); - const size_type __len = __old_size + max(__old_size, __n); - iterator __new_start = _M_allocate(__len); - iterator __new_finish = __new_start; - __STL_TRY { - __new_finish = uninitialized_copy(_M_start, __position, __new_start); - __new_finish = uninitialized_copy(__first, __last, __new_finish); - __new_finish - = uninitialized_copy(__position, _M_finish, __new_finish); - } - __STL_UNWIND((destroy(__new_start,__new_finish), - _M_deallocate(__new_start,__len))); - destroy(_M_start, _M_finish); - _M_deallocate(_M_start, _M_end_of_storage - _M_start); - _M_start = __new_start; - _M_finish = __new_finish; - _M_end_of_storage = __new_start + __len; - } - } -} - -#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_VECTOR_H */ - -// Local Variables: -// mode:C++ -// End: |
