125 lines
3.6 KiB
C++
125 lines
3.6 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_CONSTRUCT_H
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#define __SGI_STL_INTERNAL_CONSTRUCT_H
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#include <new>
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__STL_BEGIN_NAMESPACE
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// construct and destroy. These functions are not part of the C++ standard,
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// and are provided for backward compatibility with the HP STL. We also
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// provide internal names _Construct and _Destroy that can be used within
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// the library, so that standard-conforming pieces don't have to rely on
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// non-standard extensions.
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// Internal names
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template <class _T1, class _T2>
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inline void _Construct(_T1* __p, const _T2& __value) {
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new ((void*) __p) _T1(__value);
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}
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template <class _T1>
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inline void _Construct(_T1* __p) {
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new ((void*) __p) _T1();
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}
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template <class _Tp>
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inline void _Destroy(_Tp* __pointer) {
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__pointer->~_Tp();
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}
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template <class _ForwardIterator>
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void
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__destroy_aux(_ForwardIterator __first, _ForwardIterator __last, __false_type)
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{
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for ( ; __first != __last; ++__first)
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destroy(&*__first);
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}
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template <class _ForwardIterator>
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inline void __destroy_aux(_ForwardIterator, _ForwardIterator, __true_type) {}
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template <class _ForwardIterator, class _Tp>
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inline void
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__destroy(_ForwardIterator __first, _ForwardIterator __last, _Tp*)
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{
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typedef typename __type_traits<_Tp>::has_trivial_destructor
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_Trivial_destructor;
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__destroy_aux(__first, __last, _Trivial_destructor());
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}
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template <class _ForwardIterator>
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inline void _Destroy(_ForwardIterator __first, _ForwardIterator __last) {
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__destroy(__first, __last, __VALUE_TYPE(__first));
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}
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inline void _Destroy(char*, char*) {}
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inline void _Destroy(int*, int*) {}
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inline void _Destroy(long*, long*) {}
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inline void _Destroy(float*, float*) {}
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inline void _Destroy(double*, double*) {}
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#ifdef __STL_HAS_WCHAR_T
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inline void _Destroy(wchar_t*, wchar_t*) {}
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#endif /* __STL_HAS_WCHAR_T */
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// --------------------------------------------------
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// Old names from the HP STL.
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template <class _T1, class _T2>
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inline void construct(_T1* __p, const _T2& __value) {
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_Construct(__p, __value);
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}
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template <class _T1>
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inline void construct(_T1* __p) {
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_Construct(__p);
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}
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template <class _Tp>
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inline void destroy(_Tp* __pointer) {
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_Destroy(__pointer);
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}
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template <class _ForwardIterator>
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inline void destroy(_ForwardIterator __first, _ForwardIterator __last) {
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_Destroy(__first, __last);
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}
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__STL_END_NAMESPACE
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#endif /* __SGI_STL_INTERNAL_CONSTRUCT_H */
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// Local Variables:
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// mode:C++
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// End:
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