/* | |
An output iterator which simply discards output. | |
*/ | |
// Copyright Frank Mori Hess 2008. | |
// Distributed under the Boost Software License, Version | |
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
// http://www.boost.org/LICENSE_1_0.txt) | |
// See http://www.boost.org/libs/signals2 for library home page. | |
#ifndef BOOST_SIGNALS2_NULL_OUTPUT_ITERATOR_HPP | |
#define BOOST_SIGNALS2_NULL_OUTPUT_ITERATOR_HPP | |
#include <boost/function_output_iterator.hpp> | |
namespace boost | |
{ | |
namespace signals2 | |
{ | |
namespace detail | |
{ | |
class does_nothing | |
{ | |
public: | |
template<typename T> | |
void operator()(const T&) const | |
{} | |
}; | |
typedef boost::function_output_iterator<does_nothing> null_output_iterator; | |
} // namespace detail | |
} // namespace signals2 | |
} // namespace boost | |
#endif // BOOST_SIGNALS2_NULL_OUTPUT_ITERATOR_HPP |