/extlibs/Boost/include/boost/mpl/empty.hpp
C++ Header | 39 lines | 20 code | 9 blank | 10 comment | 0 complexity | a61e7280825a4f116c38ec0f991acc46 MD5 | raw file
1 2#ifndef BOOST_MPL_EMPTY_HPP_INCLUDED 3#define BOOST_MPL_EMPTY_HPP_INCLUDED 4 5// Copyright Aleksey Gurtovoy 2000-2004 6// 7// Distributed under the Boost Software License, Version 1.0. 8// (See accompanying file LICENSE_1_0.txt or copy at 9// http://www.boost.org/LICENSE_1_0.txt) 10// 11// See http://www.boost.org/libs/mpl for documentation. 12 13// $Id: empty.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ 14// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ 15// $Revision: 49267 $ 16 17#include <boost/mpl/empty_fwd.hpp> 18#include <boost/mpl/sequence_tag.hpp> 19#include <boost/mpl/aux_/empty_impl.hpp> 20#include <boost/mpl/aux_/na_spec.hpp> 21#include <boost/mpl/aux_/lambda_support.hpp> 22 23namespace boost { namespace mpl { 24 25template< 26 typename BOOST_MPL_AUX_NA_PARAM(Sequence) 27 > 28struct empty 29 : empty_impl< typename sequence_tag<Sequence>::type > 30 ::template apply< Sequence > 31{ 32 BOOST_MPL_AUX_LAMBDA_SUPPORT(1,empty,(Sequence)) 33}; 34 35BOOST_MPL_AUX_NA_SPEC(1, empty) 36 37}} 38 39#endif // BOOST_MPL_EMPTY_HPP_INCLUDED