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67 lines
1.9 KiB
C++
67 lines
1.9 KiB
C++
/*=============================================================================
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Copyright (c) 2016 Kohei Takahashi
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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 PHOENIX_BIND_BIND_FUNCTION_HPP
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#define PHOENIX_BIND_BIND_FUNCTION_HPP
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#include <boost/phoenix/core/limits.hpp>
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#if defined(BOOST_PHOENIX_NO_VARIADIC_BIND)
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# include <boost/phoenix/bind/detail/cpp03/bind_function.hpp>
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#else
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#include <boost/phoenix/core/expression.hpp>
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#include <boost/phoenix/core/detail/function_eval.hpp>
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namespace boost { namespace phoenix
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{
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namespace detail
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{
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template <typename RT, typename FP>
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struct function_ptr
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{
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typedef RT result_type;
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function_ptr(FP fp_)
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: fp(fp_) {}
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template <typename... A>
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result_type operator()(A&... a) const
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{
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return fp(a...);
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}
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bool operator==(function_ptr const& rhs) const
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{
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return fp == rhs.fp;
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}
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template <typename RhsRT, typename RhsFP>
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bool operator==(function_ptr<RhsRT, RhsFP> const& /*rhs*/) const
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{
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return false;
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}
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FP fp;
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};
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} // namespace boost::phoenix::detail
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template <typename RT, typename... T, typename... A>
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inline typename detail::expression::function_eval<
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detail::function_ptr<RT, RT (*)(T...)>
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, A...
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>::type const
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bind(RT (*f)(T...), A const&... a)
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{
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typedef detail::function_ptr<RT, RT (*)(T...)> fp_type;
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return detail::expression::function_eval<fp_type, A...>::make(fp_type(f), a...);
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}
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}} // namespace boost::phoenix
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#endif
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#endif
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