| /* |
| * |
| * 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. |
| */ |
| |
| /* NOTE: This is an internal header file, included by other STL headers. |
| * You should not attempt to use it directly. |
| */ |
| |
| #ifndef __SGI_STL_INTERNAL_UNINITIALIZED_H |
| #define __SGI_STL_INTERNAL_UNINITIALIZED_H |
| |
| __STL_BEGIN_NAMESPACE |
| |
| // uninitialized_copy |
| |
| // Valid if copy construction is equivalent to assignment, and if the |
| // destructor is trivial. |
| template <class _InputIter, class _ForwardIter> |
| inline _ForwardIter |
| __uninitialized_copy_aux(_InputIter __first, _InputIter __last, |
| _ForwardIter __result, |
| __true_type) |
| { |
| return copy(__first, __last, __result); |
| } |
| |
| template <class _InputIter, class _ForwardIter> |
| _ForwardIter |
| __uninitialized_copy_aux(_InputIter __first, _InputIter __last, |
| _ForwardIter __result, |
| __false_type) |
| { |
| _ForwardIter __cur = __result; |
| __STL_TRY { |
| for ( ; __first != __last; ++__first, ++__cur) |
| construct(&*__cur, *__first); |
| return __cur; |
| } |
| __STL_UNWIND(destroy(__result, __cur)); |
| } |
| |
| |
| template <class _InputIter, class _ForwardIter, class _Tp> |
| inline _ForwardIter |
| __uninitialized_copy(_InputIter __first, _InputIter __last, |
| _ForwardIter __result, _Tp*) |
| { |
| typedef typename __type_traits<_Tp>::is_POD_type _Is_POD; |
| return __uninitialized_copy_aux(__first, __last, __result, _Is_POD()); |
| } |
| |
| template <class _InputIter, class _ForwardIter> |
| inline _ForwardIter |
| uninitialized_copy(_InputIter __first, _InputIter __last, |
| _ForwardIter __result) |
| { |
| return __uninitialized_copy(__first, __last, __result, |
| __VALUE_TYPE(__result)); |
| } |
| |
| inline char* uninitialized_copy(const char* __first, const char* __last, |
| char* __result) { |
| memmove(__result, __first, __last - __first); |
| return __result + (__last - __first); |
| } |
| |
| inline wchar_t* |
| uninitialized_copy(const wchar_t* __first, const wchar_t* __last, |
| wchar_t* __result) |
| { |
| memmove(__result, __first, sizeof(wchar_t) * (__last - __first)); |
| return __result + (__last - __first); |
| } |
| |
| // uninitialized_copy_n (not part of the C++ standard) |
| |
| template <class _InputIter, class _Size, class _ForwardIter> |
| pair<_InputIter, _ForwardIter> |
| __uninitialized_copy_n(_InputIter __first, _Size __count, |
| _ForwardIter __result, |
| input_iterator_tag) |
| { |
| _ForwardIter __cur = __result; |
| __STL_TRY { |
| for ( ; __count > 0 ; --__count, ++__first, ++__cur) |
| construct(&*__cur, *__first); |
| return pair<_InputIter, _ForwardIter>(__first, __cur); |
| } |
| __STL_UNWIND(destroy(__result, __cur)); |
| } |
| |
| template <class _RandomAccessIter, class _Size, class _ForwardIter> |
| inline pair<_RandomAccessIter, _ForwardIter> |
| __uninitialized_copy_n(_RandomAccessIter __first, _Size __count, |
| _ForwardIter __result, |
| random_access_iterator_tag) { |
| _RandomAccessIter __last = __first + __count; |
| return pair<_RandomAccessIter, _ForwardIter>( |
| __last, |
| uninitialized_copy(__first, __last, __result)); |
| } |
| |
| template <class _InputIter, class _Size, class _ForwardIter> |
| inline pair<_InputIter, _ForwardIter> |
| __uninitialized_copy_n(_InputIter __first, _Size __count, |
| _ForwardIter __result) { |
| return __uninitialized_copy_n(__first, __count, __result, |
| __ITERATOR_CATEGORY(__first)); |
| } |
| |
| template <class _InputIter, class _Size, class _ForwardIter> |
| inline pair<_InputIter, _ForwardIter> |
| uninitialized_copy_n(_InputIter __first, _Size __count, |
| _ForwardIter __result) { |
| return __uninitialized_copy_n(__first, __count, __result, |
| __ITERATOR_CATEGORY(__first)); |
| } |
| |
| // Valid if copy construction is equivalent to assignment, and if the |
| // destructor is trivial. |
| template <class _ForwardIter, class _Tp> |
| inline void |
| __uninitialized_fill_aux(_ForwardIter __first, _ForwardIter __last, |
| const _Tp& __x, __true_type) |
| { |
| fill(__first, __last, __x); |
| } |
| |
| template <class _ForwardIter, class _Tp> |
| void |
| __uninitialized_fill_aux(_ForwardIter __first, _ForwardIter __last, |
| const _Tp& __x, __false_type) |
| { |
| _ForwardIter __cur = __first; |
| __STL_TRY { |
| for ( ; __cur != __last; ++__cur) |
| construct(&*__cur, __x); |
| } |
| __STL_UNWIND(destroy(__first, __cur)); |
| } |
| |
| template <class _ForwardIter, class _Tp, class _Tp1> |
| inline void __uninitialized_fill(_ForwardIter __first, |
| _ForwardIter __last, const _Tp& __x, _Tp1*) |
| { |
| typedef typename __type_traits<_Tp1>::is_POD_type _Is_POD; |
| __uninitialized_fill_aux(__first, __last, __x, _Is_POD()); |
| |
| } |
| |
| template <class _ForwardIter, class _Tp> |
| inline void uninitialized_fill(_ForwardIter __first, |
| _ForwardIter __last, |
| const _Tp& __x) |
| { |
| __uninitialized_fill(__first, __last, __x, __VALUE_TYPE(__first)); |
| } |
| |
| // Valid if copy construction is equivalent to assignment, and if the |
| // destructor is trivial. |
| template <class _ForwardIter, class _Size, class _Tp> |
| inline _ForwardIter |
| __uninitialized_fill_n_aux(_ForwardIter __first, _Size __n, |
| const _Tp& __x, __true_type) |
| { |
| return fill_n(__first, __n, __x); |
| } |
| |
| template <class _ForwardIter, class _Size, class _Tp> |
| _ForwardIter |
| __uninitialized_fill_n_aux(_ForwardIter __first, _Size __n, |
| const _Tp& __x, __false_type) |
| { |
| _ForwardIter __cur = __first; |
| __STL_TRY { |
| for ( ; __n > 0; --__n, ++__cur) |
| construct(&*__cur, __x); |
| return __cur; |
| } |
| __STL_UNWIND(destroy(__first, __cur)); |
| } |
| |
| template <class _ForwardIter, class _Size, class _Tp, class _Tp1> |
| inline _ForwardIter |
| __uninitialized_fill_n(_ForwardIter __first, _Size __n, const _Tp& __x, _Tp1*) |
| { |
| typedef typename __type_traits<_Tp1>::is_POD_type _Is_POD; |
| return __uninitialized_fill_n_aux(__first, __n, __x, _Is_POD()); |
| } |
| |
| template <class _ForwardIter, class _Size, class _Tp> |
| inline _ForwardIter |
| uninitialized_fill_n(_ForwardIter __first, _Size __n, const _Tp& __x) |
| { |
| return __uninitialized_fill_n(__first, __n, __x, __VALUE_TYPE(__first)); |
| } |
| |
| // Extensions: __uninitialized_copy_copy, __uninitialized_copy_fill, |
| // __uninitialized_fill_copy. |
| |
| // __uninitialized_copy_copy |
| // Copies [first1, last1) into [result, result + (last1 - first1)), and |
| // copies [first2, last2) into |
| // [result, result + (last1 - first1) + (last2 - first2)). |
| |
| template <class _InputIter1, class _InputIter2, class _ForwardIter> |
| inline _ForwardIter |
| __uninitialized_copy_copy(_InputIter1 __first1, _InputIter1 __last1, |
| _InputIter2 __first2, _InputIter2 __last2, |
| _ForwardIter __result) |
| { |
| _ForwardIter __mid = uninitialized_copy(__first1, __last1, __result); |
| __STL_TRY { |
| return uninitialized_copy(__first2, __last2, __mid); |
| } |
| __STL_UNWIND(destroy(__result, __mid)); |
| } |
| |
| // __uninitialized_fill_copy |
| // Fills [result, mid) with x, and copies [first, last) into |
| // [mid, mid + (last - first)). |
| template <class _ForwardIter, class _Tp, class _InputIter> |
| inline _ForwardIter |
| __uninitialized_fill_copy(_ForwardIter __result, _ForwardIter __mid, |
| const _Tp& __x, |
| _InputIter __first, _InputIter __last) |
| { |
| uninitialized_fill(__result, __mid, __x); |
| __STL_TRY { |
| return uninitialized_copy(__first, __last, __mid); |
| } |
| __STL_UNWIND(destroy(__result, __mid)); |
| } |
| |
| // __uninitialized_copy_fill |
| // Copies [first1, last1) into [first2, first2 + (last1 - first1)), and |
| // fills [first2 + (last1 - first1), last2) with x. |
| template <class _InputIter, class _ForwardIter, class _Tp> |
| inline void |
| __uninitialized_copy_fill(_InputIter __first1, _InputIter __last1, |
| _ForwardIter __first2, _ForwardIter __last2, |
| const _Tp& __x) |
| { |
| _ForwardIter __mid2 = uninitialized_copy(__first1, __last1, __first2); |
| __STL_TRY { |
| uninitialized_fill(__mid2, __last2, __x); |
| } |
| __STL_UNWIND(destroy(__first2, __mid2)); |
| } |
| |
| __STL_END_NAMESPACE |
| |
| #endif /* __SGI_STL_INTERNAL_UNINITIALIZED_H */ |
| |
| // Local Variables: |
| // mode:C++ |
| // End: |