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- // Copyright (c) 2001-2011 Hartmut Kaiser
- //
- // Distributed under the Boost Software License, Version 1.0. (See accompanying
- // file LICENSE_1_0.txt or copy at http://www.boist.org/LICENSE_1_0.txt)
- #if !defined(BOOST_SPIRIT_ITERATOR_SINK_MAY_27_2007_0133PM)
- #define BOOST_SPIRIT_ITERATOR_SINK_MAY_27_2007_0133PM
- #if defined(_MSC_VER)
- #pragma once
- #endif
- #include <boost/iostreams/stream.hpp>
- #include <boost/spirit/home/karma/detail/generate_to.hpp>
- ///////////////////////////////////////////////////////////////////////////////
- namespace boost { namespace spirit { namespace karma { namespace detail
- {
- ///////////////////////////////////////////////////////////////////////////
- template <
- typename OutputIterator, typename Char, typename CharEncoding
- , typename Tag
- >
- struct iterator_sink
- {
- typedef boost::iostreams::sink_tag category;
- typedef Char char_type;
- iterator_sink (OutputIterator& sink_)
- : sink(sink_)
- {}
- // Write up to n characters from the buffer s to the output sequence,
- // returning the number of characters written
- std::streamsize write (Char const* s, std::streamsize n)
- {
- std::streamsize bytes_written = 0;
- while (n--) {
- if (!generate_to(sink, *s, CharEncoding(), Tag()))
- break;
- ++s; ++bytes_written;
- }
- return bytes_written;
- }
- OutputIterator& sink;
- // silence MSVC warning C4512: assignment operator could not be generated
- BOOST_DELETED_FUNCTION(iterator_sink& operator= (iterator_sink const&))
- };
- }}}}
- #endif
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