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38 lines
989 B
38 lines
989 B
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#ifndef BOOST_MPL_AS_SEQUENCE_HPP_INCLUDED |
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#define BOOST_MPL_AS_SEQUENCE_HPP_INCLUDED |
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// Copyright Aleksey Gurtovoy 2002-2004 |
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// |
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// Distributed under the Boost Software License, Version 1.0. |
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// (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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// |
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// See http://www.boost.org/libs/mpl for documentation. |
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// $Id: as_sequence.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ |
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// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ |
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// $Revision: 49267 $ |
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#include <boost/mpl/is_sequence.hpp> |
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#include <boost/mpl/single_view.hpp> |
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#include <boost/mpl/if.hpp> |
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#include <boost/mpl/aux_/na_spec.hpp> |
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#include <boost/mpl/aux_/lambda_support.hpp> |
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namespace boost { namespace mpl { |
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template< |
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typename BOOST_MPL_AUX_NA_PARAM(T) |
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> |
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struct as_sequence |
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: if_< is_sequence<T>, T, single_view<T> > |
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{ |
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BOOST_MPL_AUX_LAMBDA_SUPPORT(1,as_sequence,(T)) |
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}; |
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BOOST_MPL_AUX_NA_SPEC_NO_ETI(1, as_sequence) |
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}} |
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#endif // BOOST_MPL_AS_SEQUENCE_HPP_INCLUDED
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