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101 lines
2.8 KiB
101 lines
2.8 KiB
#ifndef BOOST_ARCHIVE_ITERATORS_INSERT_LINEBREAKS_HPP |
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#define BOOST_ARCHIVE_ITERATORS_INSERT_LINEBREAKS_HPP |
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// MS compatible compilers support #pragma once |
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#if defined(_MSC_VER) && (_MSC_VER >= 1020) |
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# pragma once |
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#endif |
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
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// insert_linebreaks.hpp |
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . |
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// Use, modification and distribution is subject to the Boost Software |
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// See http://www.boost.org for updates, documentation, and revision history. |
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#include <boost/assert.hpp> |
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#include <boost/config.hpp> // for BOOST_DEDUCED_TYPENAME |
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#if defined(BOOST_NO_STDC_NAMESPACE) |
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namespace std{ using ::memcpy; } |
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#endif |
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#include <boost/serialization/pfto.hpp> |
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#include <boost/iterator/iterator_adaptor.hpp> |
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#include <boost/iterator/iterator_traits.hpp> |
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namespace boost { |
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namespace archive { |
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namespace iterators { |
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
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// insert line break every N characters |
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template< |
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class Base, |
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int N, |
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class CharType = BOOST_DEDUCED_TYPENAME boost::iterator_value<Base>::type |
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> |
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class insert_linebreaks : |
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public iterator_adaptor< |
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insert_linebreaks<Base, N, CharType>, |
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Base, |
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CharType, |
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single_pass_traversal_tag, |
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CharType |
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> |
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{ |
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private: |
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friend class boost::iterator_core_access; |
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typedef iterator_adaptor< |
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insert_linebreaks<Base, N, CharType>, |
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Base, |
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CharType, |
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single_pass_traversal_tag, |
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CharType |
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> super_t; |
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bool equal(const insert_linebreaks<Base, N, CharType> & rhs) const { |
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return |
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// m_count == rhs.m_count |
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// && base_reference() == rhs.base_reference() |
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this->base_reference() == rhs.base_reference() |
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; |
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} |
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void increment() { |
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if(m_count == N){ |
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m_count = 0; |
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return; |
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} |
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++m_count; |
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++(this->base_reference()); |
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} |
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CharType dereference() const { |
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if(m_count == N) |
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return '\n'; |
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return * (this->base_reference()); |
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} |
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unsigned int m_count; |
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public: |
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// make composible buy using templated constructor |
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template<class T> |
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insert_linebreaks(BOOST_PFTO_WRAPPER(T) start) : |
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super_t(Base(BOOST_MAKE_PFTO_WRAPPER(static_cast< T >(start)))), |
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m_count(0) |
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{} |
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// intel 7.1 doesn't like default copy constructor |
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insert_linebreaks(const insert_linebreaks & rhs) : |
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super_t(rhs.base_reference()), |
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m_count(rhs.m_count) |
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{} |
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}; |
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} // namespace iterators |
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} // namespace archive |
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} // namespace boost |
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#endif // BOOST_ARCHIVE_ITERATORS_INSERT_LINEBREAKS_HPP
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