_Temporary_buffer< _ForwardIterator, _Tp > Class Template Reference

#include <_tempbuf.h>

Inheritance diagram for _Temporary_buffer< _ForwardIterator, _Tp >:

Public Member Functions
ptrdiff_t	size () const
ptrdiff_t	requested_size () const
_Tp *	begin ()
_Tp *	end ()
	_Temporary_buffer (_ForwardIterator __first, _ForwardIterator __last)
	~_Temporary_buffer ()

Private Member Functions
void	_M_allocate_buffer ()
void	_M_initialize_buffer (const _Tp &, const __true_type &)
void	_M_initialize_buffer (const _Tp &val, const __false_type &)
	_Temporary_buffer (const _Temporary_buffer< _ForwardIterator, _Tp > &)
void	operator= (const _Temporary_buffer< _ForwardIterator, _Tp > &)

Private Attributes
ptrdiff_t	_M_original_len
ptrdiff_t	_M_len
_Tp *	_M_buffer

Detailed Description

template<class _ForwardIterator, class _Tp>
class _Temporary_buffer< _ForwardIterator, _Tp >

Definition at line 79 of file _tempbuf.h.

Constructor & Destructor Documentation

_Temporary_buffer() [1/2]

template<class _ForwardIterator , class _Tp >

_Temporary_buffer< _ForwardIterator, _Tp >::_Temporary_buffer ( _ForwardIterator  __first, _ForwardIterator  __last  )

inline

Definition at line 111 of file _tempbuf.h.

                                                                       {
    // Workaround for a __type_traits bug in the pre-7.3 compiler.
#   if defined(__sgi) && !defined(__GNUC__) && _COMPILER_VERSION < 730
    typedef typename __type_traits<_Tp>::is_POD_type _Trivial;
#   else
    typedef typename __type_traits<_Tp>::has_trivial_default_constructor  _Trivial;
#   endif
    _STLP_TRY {
      _M_len = _STLP_STD::distance(__first, __last);
      _M_allocate_buffer();
      if (_M_len > 0)
        _M_initialize_buffer(*__first, _Trivial());
    }
    _STLP_UNWIND(free(_M_buffer); _M_buffer = 0; _M_len = 0)
  }

~_Temporary_buffer()

template<class _ForwardIterator , class _Tp >

_Temporary_buffer< _ForwardIterator, _Tp >::~_Temporary_buffer ( )

inline

Definition at line 127 of file _tempbuf.h.

                       {
    _STLP_STD::_Destroy_Range(_M_buffer, _M_buffer + _M_len);
    free(_M_buffer);
  }

_Temporary_buffer() [2/2]

template<class _ForwardIterator , class _Tp >

_Temporary_buffer< _ForwardIterator, _Tp >::_Temporary_buffer ( const _Temporary_buffer< _ForwardIterator, _Tp > &  )

inlineprivate

Definition at line 134 of file _tempbuf.h.

{}

Member Function Documentation

_M_allocate_buffer()

template<class _ForwardIterator , class _Tp >

void _Temporary_buffer< _ForwardIterator, _Tp >::_M_allocate_buffer ( )

inlineprivate

Definition at line 85 of file _tempbuf.h.

                            {
    _M_original_len = _M_len;
    _M_buffer = 0;
 
    if (_M_len > (ptrdiff_t)(INT_MAX / sizeof(_Tp)))
      _M_len = INT_MAX / sizeof(_Tp);
 
    while (_M_len > 0) {
      _M_buffer = (_Tp*) malloc(_M_len * sizeof(_Tp));
      if (_M_buffer)
        break;
      _M_len /= 2;
    }
  }

Referenced by _Temporary_buffer< _ForwardIterator, _Tp >::_Temporary_buffer().

_M_initialize_buffer() [1/2]

template<class _ForwardIterator , class _Tp >

void _Temporary_buffer< _ForwardIterator, _Tp >::_M_initialize_buffer ( const _Tp &  , const __true_type &    )

inlineprivate

Definition at line 100 of file _tempbuf.h.

{}

Referenced by _Temporary_buffer< _ForwardIterator, _Tp >::_Temporary_buffer().

_M_initialize_buffer() [2/2]

template<class _ForwardIterator , class _Tp >

void _Temporary_buffer< _ForwardIterator, _Tp >::_M_initialize_buffer ( const _Tp &  val, const __false_type &    )

inlineprivate

Definition at line 101 of file _tempbuf.h.

                                                                 {
    uninitialized_fill_n(_M_buffer, _M_len, val);
  }

begin()

template<class _ForwardIterator , class _Tp >

_Tp * _Temporary_buffer< _ForwardIterator, _Tp >::begin ( )

inline

Definition at line 108 of file _tempbuf.h.

{ return _M_buffer; }

Referenced by __inplace_merge_aux(), and __stable_partition_aux_aux().

end()

template<class _ForwardIterator , class _Tp >

_Tp * _Temporary_buffer< _ForwardIterator, _Tp >::end ( )

inline

Definition at line 109 of file _tempbuf.h.

{ return _M_buffer + _M_len; }

operator=()

template<class _ForwardIterator , class _Tp >

void _Temporary_buffer< _ForwardIterator, _Tp >::operator= ( const _Temporary_buffer< _ForwardIterator, _Tp > &  )

inlineprivate

Definition at line 135 of file _tempbuf.h.

{}

requested_size()

template<class _ForwardIterator , class _Tp >

ptrdiff_t _Temporary_buffer< _ForwardIterator, _Tp >::requested_size ( ) const

inline

Definition at line 107 of file _tempbuf.h.

{ return _M_original_len; }

Referenced by __stable_partition_aux_aux().

size()

template<class _ForwardIterator , class _Tp >

ptrdiff_t _Temporary_buffer< _ForwardIterator, _Tp >::size ( ) const

inline

Definition at line 106 of file _tempbuf.h.

{ return _M_len; }

Referenced by __inplace_merge_aux(), and __stable_partition_aux_aux().

Member Data Documentation

_M_buffer

template<class _ForwardIterator , class _Tp >

_Tp* _Temporary_buffer< _ForwardIterator, _Tp >::_M_buffer

private

Definition at line 83 of file _tempbuf.h.

Referenced by _Temporary_buffer< _ForwardIterator, _Tp >::_M_allocate_buffer(), _Temporary_buffer< _ForwardIterator, _Tp >::_M_initialize_buffer(), _Temporary_buffer< _ForwardIterator, _Tp >::_Temporary_buffer(), _Temporary_buffer< _ForwardIterator, _Tp >::begin(), _Temporary_buffer< _ForwardIterator, _Tp >::end(), and _Temporary_buffer< _ForwardIterator, _Tp >::~_Temporary_buffer().

_M_len

template<class _ForwardIterator , class _Tp >

ptrdiff_t _Temporary_buffer< _ForwardIterator, _Tp >::_M_len

private

Definition at line 82 of file _tempbuf.h.

Referenced by _Temporary_buffer< _ForwardIterator, _Tp >::_M_allocate_buffer(), _Temporary_buffer< _ForwardIterator, _Tp >::_M_initialize_buffer(), _Temporary_buffer< _ForwardIterator, _Tp >::_Temporary_buffer(), _Temporary_buffer< _ForwardIterator, _Tp >::end(), _Temporary_buffer< _ForwardIterator, _Tp >::size(), and _Temporary_buffer< _ForwardIterator, _Tp >::~_Temporary_buffer().

_M_original_len

template<class _ForwardIterator , class _Tp >

ptrdiff_t _Temporary_buffer< _ForwardIterator, _Tp >::_M_original_len

private

Definition at line 81 of file _tempbuf.h.

Referenced by _Temporary_buffer< _ForwardIterator, _Tp >::_M_allocate_buffer(), and _Temporary_buffer< _ForwardIterator, _Tp >::requested_size().

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The documentation for this class was generated from the following file:

• sdk/include/c++/stlport/stl/_tempbuf.h