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/*
*
* 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) 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 _STLP_INTERNAL_HEAP_H
#define _STLP_INTERNAL_HEAP_H
_STLP_BEGIN_NAMESPACE
// Heap-manipulation functions: push_heap, pop_heap, make_heap, sort_heap.
template <class _RandomAccessIterator>
void
push_heap(_RandomAccessIterator __first, _RandomAccessIterator __last);
template <class _RandomAccessIterator, class _Compare>
void
push_heap(_RandomAccessIterator __first, _RandomAccessIterator __last,
_Compare __comp);
template <class _RandomAccessIterator, class _Distance, class _Tp>
void
__adjust_heap(_RandomAccessIterator __first, _Distance __holeIndex,
_Distance __len, _Tp __val);
template <class _RandomAccessIterator, class _Tp, class _Distance>
inline void
__pop_heap(_RandomAccessIterator __first, _RandomAccessIterator __last,
_RandomAccessIterator __result, _Tp __val, _Distance*)
{
*__result = *__first;
__adjust_heap(__first, _Distance(0), _Distance(__last - __first), __val);
}
template <class _RandomAccessIterator>
void pop_heap(_RandomAccessIterator __first,
_RandomAccessIterator __last);
template <class _RandomAccessIterator, class _Distance,
class _Tp, class _Compare>
void
__adjust_heap(_RandomAccessIterator __first, _Distance __holeIndex,
_Distance __len, _Tp __val, _Compare __comp);
template <class _RandomAccessIterator, class _Tp, class _Compare,
class _Distance>
inline void
__pop_heap(_RandomAccessIterator __first, _RandomAccessIterator __last,
_RandomAccessIterator __result, _Tp __val, _Compare __comp,
_Distance*)
{
*__result = *__first;
__adjust_heap(__first, _Distance(0), _Distance(__last - __first),
__val, __comp);
}
template <class _RandomAccessIterator, class _Compare>
void
pop_heap(_RandomAccessIterator __first,
_RandomAccessIterator __last, _Compare __comp);
template <class _RandomAccessIterator>
void
make_heap(_RandomAccessIterator __first, _RandomAccessIterator __last);
template <class _RandomAccessIterator, class _Compare>
void
make_heap(_RandomAccessIterator __first,
_RandomAccessIterator __last, _Compare __comp);
template <class _RandomAccessIterator>
_STLP_INLINE_LOOP
void sort_heap(_RandomAccessIterator __first, _RandomAccessIterator __last)
{
while (__last - __first > 1)
pop_heap(__first, __last--);
}
template <class _RandomAccessIterator, class _Compare>
_STLP_INLINE_LOOP
void
sort_heap(_RandomAccessIterator __first,
_RandomAccessIterator __last, _Compare __comp)
{
while (__last - __first > 1)
pop_heap(__first, __last--, __comp);
}
_STLP_END_NAMESPACE
# if !defined (_STLP_LINK_TIME_INSTANTIATION)
# include <stl/_heap.c>
# endif
#endif /* _STLP_INTERNAL_HEAP_H */
// Local Variables:
// mode:C++
// End:
|
