| 1 |  | 
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| 2 | #ifndef BOOST_MPL_PUSH_FRONT_HPP_INCLUDED | 
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| 3 | #define BOOST_MPL_PUSH_FRONT_HPP_INCLUDED | 
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| 4 |  | 
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| 5 | // Copyright Aleksey Gurtovoy 2000-2004 | 
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| 6 | // | 
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| 7 | // Distributed under the Boost Software License, Version 1.0.  | 
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| 8 | // (See accompanying file LICENSE_1_0.txt or copy at  | 
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| 9 | // http://www.boost.org/LICENSE_1_0.txt) | 
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| 10 | // | 
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| 11 | // See http://www.boost.org/libs/mpl for documentation. | 
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| 12 |  | 
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| 13 | // $Source: /cvsroot/boost/boost/boost/mpl/push_front.hpp,v $ | 
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| 14 | // $Date: 2004/09/02 15:40:42 $ | 
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| 15 | // $Revision: 1.4 $ | 
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| 16 |  | 
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| 17 | #include <boost/mpl/push_front_fwd.hpp> | 
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| 18 | #include <boost/mpl/aux_/push_front_impl.hpp> | 
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| 19 | #include <boost/mpl/sequence_tag.hpp> | 
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| 20 | #include <boost/mpl/aux_/na_spec.hpp> | 
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| 21 | #include <boost/mpl/aux_/lambda_support.hpp> | 
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| 22 |  | 
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| 23 | namespace boost { namespace mpl { | 
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| 24 |  | 
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| 25 | template< | 
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| 26 |       typename BOOST_MPL_AUX_NA_PARAM(Sequence) | 
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| 27 |     , typename BOOST_MPL_AUX_NA_PARAM(T) | 
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| 28 |     > | 
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| 29 | struct push_front | 
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| 30 |     : push_front_impl< typename sequence_tag<Sequence>::type > | 
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| 31 |         ::template apply< Sequence,T > | 
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| 32 | { | 
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| 33 |     BOOST_MPL_AUX_LAMBDA_SUPPORT(2,push_front,(Sequence,T)) | 
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| 34 | }; | 
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| 35 |  | 
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| 36 |  | 
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| 37 | template<  | 
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| 38 |       typename BOOST_MPL_AUX_NA_PARAM(Sequence) | 
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| 39 |     > | 
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| 40 | struct has_push_front | 
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| 41 |     : has_push_front_impl< typename sequence_tag<Sequence>::type > | 
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| 42 |         ::template apply< Sequence > | 
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| 43 | { | 
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| 44 |     BOOST_MPL_AUX_LAMBDA_SUPPORT(1,has_push_front,(Sequence)) | 
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| 45 | }; | 
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| 46 |  | 
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| 47 | BOOST_MPL_AUX_NA_SPEC(2, push_front) | 
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| 48 | BOOST_MPL_AUX_NA_SPEC(1, has_push_front) | 
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| 49 |  | 
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| 50 | }} | 
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| 51 |  | 
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| 52 | #endif // BOOST_MPL_PUSH_FRONT_HPP_INCLUDED | 
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