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57 lines
1.6 KiB
57 lines
1.6 KiB
/*============================================================================== |
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Copyright (c) 2001-2010 Joel de Guzman |
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Copyright (c) 2010 Eric Niebler |
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Distributed under the Boost Software License, Version 1.0. (See accompanying |
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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==============================================================================*/ |
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#ifndef BOOST_PHOENIX_FUNCTION_FUNCTION_HPP |
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#define BOOST_PHOENIX_FUNCTION_FUNCTION_HPP |
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//#include <boost/phoenix/function/function_handling.hpp> |
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#include <boost/phoenix/core/detail/function_eval.hpp> |
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#include <boost/preprocessor/facilities/expand.hpp> |
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#include <boost/preprocessor/logical/or.hpp> |
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#include <boost/utility/result_of.hpp> |
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namespace boost { namespace phoenix |
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{ |
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///////////////////////////////////////////////////////////////////////////// |
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// Functions |
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///////////////////////////////////////////////////////////////////////////// |
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// functor which returns our lazy function call extension |
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template<typename F> |
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struct function |
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{ |
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function() {} |
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function(F f) |
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: f(f) |
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{} |
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template <typename Sig> |
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struct result; |
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typename detail::expression::function_eval<F>::type const |
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operator()() const |
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{ |
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return detail::expression::function_eval<F>::make(f); |
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} |
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// Bring in the rest |
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#include <boost/phoenix/function/detail/function_operator.hpp> |
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F f; |
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}; |
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} |
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template<typename F> |
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struct result_of<phoenix::function<F>()> |
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: phoenix::detail::expression::function_eval<F> |
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{}; |
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} |
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#endif |
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