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103 lines
3.5 KiB
C++
103 lines
3.5 KiB
C++
/*
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* Copyright (c) 1999
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* Silicon Graphics Computer Systems, Inc.
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*
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* Copyright (c) 1999
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* Boris Fomitchev
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*
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* This material is provided "as is", with absolutely no warranty expressed
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* or implied. Any use is at your own risk.
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*
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* Permission to use or copy this software for any purpose is hereby granted
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* without fee, provided the above notices are retained on all copies.
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* Permission to modify the code and to distribute modified code is granted,
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* provided the above notices are retained, and a notice that the code was
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* modified is included with the above copyright notice.
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*
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*/
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// WARNING: This is an internal header file, included by other C++
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// standard library headers. You should not attempt to use this header
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// file directly.
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#ifndef _STLP_INTERNAL_OSTREAMBUF_ITERATOR_H
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#define _STLP_INTERNAL_OSTREAMBUF_ITERATOR_H
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#ifndef _STLP_INTERNAL_STREAMBUF
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# include <stl/_streambuf.h>
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#endif
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_STLP_BEGIN_NAMESPACE
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_STLP_MOVE_TO_PRIV_NAMESPACE
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template<class _CharT, class _Traits>
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extern basic_streambuf<_CharT, _Traits>* _STLP_CALL __get_ostreambuf(basic_ostream<_CharT, _Traits>&);
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_STLP_MOVE_TO_STD_NAMESPACE
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// The default template argument is declared in iosfwd
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template <class _CharT, class _Traits>
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class ostreambuf_iterator :
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public iterator<output_iterator_tag, void, void, void, void> {
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public:
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typedef _CharT char_type;
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typedef _Traits traits_type;
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typedef typename _Traits::int_type int_type;
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typedef basic_streambuf<_CharT, _Traits> streambuf_type;
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typedef basic_ostream<_CharT, _Traits> ostream_type;
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typedef output_iterator_tag iterator_category;
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typedef void value_type;
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typedef void difference_type;
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typedef void pointer;
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typedef void reference;
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public:
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ostreambuf_iterator(streambuf_type* __buf) _STLP_NOTHROW : _M_buf(__buf), _M_ok(__buf!=0) {}
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// ostreambuf_iterator(ostream_type& __o) _STLP_NOTHROW : _M_buf(__get_ostreambuf(__o)), _M_ok(_M_buf != 0) {}
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inline ostreambuf_iterator(ostream_type& __o) _STLP_NOTHROW;
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ostreambuf_iterator<_CharT, _Traits>& operator=(char_type __c) {
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_M_ok = _M_ok && !traits_type::eq_int_type(_M_buf->sputc(__c),
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traits_type::eof());
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return *this;
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}
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ostreambuf_iterator<_CharT, _Traits>& operator*() { return *this; }
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ostreambuf_iterator<_CharT, _Traits>& operator++() { return *this; }
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ostreambuf_iterator<_CharT, _Traits>& operator++(int) { return *this; }
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bool failed() const { return !_M_ok; }
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private:
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streambuf_type* _M_buf;
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bool _M_ok;
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};
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template <class _CharT, class _Traits>
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inline ostreambuf_iterator<_CharT, _Traits>::ostreambuf_iterator(basic_ostream<_CharT, _Traits>& __o) _STLP_NOTHROW
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: _M_buf(_STLP_PRIV __get_ostreambuf(__o)), _M_ok(_M_buf != 0) {}
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#if defined (_STLP_USE_TEMPLATE_EXPORT)
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_STLP_EXPORT_TEMPLATE_CLASS ostreambuf_iterator<char, char_traits<char> >;
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# if defined (INSTANTIATE_WIDE_STREAMS)
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_STLP_EXPORT_TEMPLATE_CLASS ostreambuf_iterator<wchar_t, char_traits<wchar_t> >;
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# endif
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#endif /* _STLP_USE_TEMPLATE_EXPORT */
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#if defined (_STLP_USE_OLD_HP_ITERATOR_QUERIES)
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template <class _CharT, class _Traits>
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inline output_iterator_tag _STLP_CALL
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iterator_category(const ostreambuf_iterator<_CharT, _Traits>&) { return output_iterator_tag(); }
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#endif
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_STLP_END_NAMESPACE
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#endif /* _STLP_INTERNAL_OSTREAMBUF_ITERATOR_H */
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// Local Variables:
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// mode:C++
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// End:
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