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29 lines
688 B
29 lines
688 B
// Copyright Daniel Wallin, David Abrahams 2005. Use, modification and |
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// distribution is subject to the Boost Software License, Version 1.0. (See |
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// 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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#ifndef BOOST_PARAMETER_VOID_050329_HPP |
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#define BOOST_PARAMETER_VOID_050329_HPP |
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namespace boost { namespace parameter { |
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// A placemarker for "no argument passed." |
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// MAINTAINER NOTE: Do not make this into a metafunction |
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struct void_ {}; |
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namespace aux |
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{ |
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inline void_& void_reference() |
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{ |
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static void_ instance; |
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return instance; |
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} |
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} // namespace aux |
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}} // namespace boost::parameter |
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#endif // BOOST_PARAMETER_VOID_050329_HPP |
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