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Contents
// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_PARAMETER_AUX_PARENTHESIZED_TYPE_DWA2006414_HPP
# define BOOST_PARAMETER_AUX_PARENTHESIZED_TYPE_DWA2006414_HPP
# include <boost/config.hpp>
# include <boost/detail/workaround.hpp>
namespace boost { namespace parameter { namespace aux {
// A macro that takes a parenthesized C++ type name (T) and transforms
// it into an un-parenthesized type expression equivalent to T.
# define BOOST_PARAMETER_PARENTHESIZED_TYPE(x) \
boost::parameter::aux::unaryfunptr_arg_type< void(*)x >::type
// A metafunction that transforms void(*)(T) -> T
template <class UnaryFunctionPointer>
struct unaryfunptr_arg_type;
template <class Arg>
struct unaryfunptr_arg_type<void(*)(Arg)>
{
typedef Arg type;
};
template <>
struct unaryfunptr_arg_type<void(*)(void)>
{
typedef void type;
};
}}} // namespace boost::parameter::aux
#endif // BOOST_PARAMETER_AUX_PARENTHESIZED_TYPE_DWA2006414_HPP
Version data entries
40 entries across 40 versions & 2 rubygems