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Editing: function_arity.hpp
// (C) Copyright Tobias Schwinger // // Use modification and distribution are subject to the boost Software License, // Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt). //------------------------------------------------------------------------------ #ifndef BOOST_FT_FUNCTION_ARITY_HPP_INCLUDED #define BOOST_FT_FUNCTION_ARITY_HPP_INCLUDED #include <boost/blank.hpp> #include <boost/mpl/if.hpp> #include <boost/mpl/aux_/lambda_support.hpp> #include <boost/function_types/is_callable_builtin.hpp> #include <boost/function_types/components.hpp> namespace boost { namespace function_types { template<typename T> struct function_arity : mpl::if_ < function_types::is_callable_builtin<T> , typename components<T>::function_arity, boost::blank >::type { BOOST_MPL_AUX_LAMBDA_SUPPORT(1,function_arity,(T)) }; } } #endif
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