forked from boostorg/mpl
62 lines
1.5 KiB
C++
62 lines
1.5 KiB
C++
//-----------------------------------------------------------------------------
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// boost mpl/compose.hpp header file
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// See http://www.boost.org for updates, documentation, and revision history.
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//-----------------------------------------------------------------------------
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//
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// Copyright (c) 2000-02
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// Aleksey Gurtovoy
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//
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// Permission to use, copy, modify, distribute and sell this software
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// and its documentation for any purpose is hereby granted without fee,
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// provided that the above copyright notice appears in all copies and
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// that both the copyright notice and this permission notice appear in
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// supporting documentation. No representations are made about the
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// suitability of this software for any purpose. It is provided "as is"
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// without express or implied warranty.
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#ifndef BOOST_MPL_COMPOSE_F_GX_HPP_INCLXDED
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#define BOOST_MPL_COMPOSE_F_GX_HPP_INCLXDED
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#include "boost/mpl/apply.hpp"
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#include "boost/mpl/aux_/lambda_spec.hpp"
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namespace boost {
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namespace mpl {
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namespace aux {
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template<
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typename F
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, typename G
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, typename X
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>
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struct f_gx
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{
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private:
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typedef typename apply1<G,X>::type P;
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public:
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typedef apply1<F,P> type;
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};
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} // namespace aux
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template<
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typename F
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, typename G
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>
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struct compose_f_gx
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{
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template< typename X > struct apply
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: aux::f_gx<F,G,X>::type
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{
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};
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};
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BOOST_MPL_AUX_PASS_THROUGH_LAMBDA_SPEC(2,compose_f_gx)
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} // namespace mpl
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} // namespace boost
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#endif // BOOST_MPL_COMPOSE_F_GX_HPP_INCLXDED
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