//  (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard

//  Hinnant & John Maddock 2000.  

//  Use, modification and distribution are subject to 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).

//

//  See http://www.boost.org/libs/type_traits for most recent version including documentation.

#ifndef BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED

#define BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED

#include <boost/type_traits/config.hpp>

#include <boost/detail/workaround.hpp>

#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \

   && !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(BOOST_TT_TEST_MS_FUNC_SIGS)

   //

   // Note: we use the "workaround" version for MSVC because it works for 

   // __stdcall etc function types, where as the partial specialisation

   // version does not do so.

   //

#   include <boost/type_traits/detail/is_mem_fun_pointer_impl.hpp>

#   include <boost/type_traits/remove_cv.hpp>

#else

#   include <boost/type_traits/is_reference.hpp>

#   include <boost/type_traits/is_array.hpp>

#   include <boost/type_traits/detail/yes_no_type.hpp>

#   include <boost/type_traits/detail/false_result.hpp>

#   include <boost/type_traits/detail/ice_or.hpp>

#   include <boost/type_traits/detail/is_mem_fun_pointer_tester.hpp>

#endif

// should be the last #include

#include <boost/type_traits/detail/bool_trait_def.hpp>

namespace boost {

#if defined( __CODEGEARC__ )

BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_member_function_pointer,T,__is_member_function_pointer( T ))

#elif !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) && !BOOST_WORKAROUND(__BORLANDC__, < 0x600) && !defined(BOOST_TT_TEST_MS_FUNC_SIGS)

BOOST_TT_AUX_BOOL_TRAIT_DEF1(

      is_member_function_pointer

    , T

    , ::boost::type_traits::is_mem_fun_pointer_impl<typename remove_cv<T>::type>::value

    )

#else

namespace detail {

#ifndef __BORLANDC__

template <bool>

struct is_mem_fun_pointer_select

    : ::boost::type_traits::false_result

{

};

template <>

struct is_mem_fun_pointer_select<false>

{

    template <typename T> struct result_

    {

#if BOOST_WORKAROUND(_MSC_FULL_VER, >= 140050000)

#pragma warning(push)

#pragma warning(disable:6334)

#endif

        static T* make_t;

        typedef result_<T> self_type;

        BOOST_STATIC_CONSTANT(

            bool, value = (

                1 == sizeof(::boost::type_traits::is_mem_fun_pointer_tester(self_type::make_t))

            ));

#if BOOST_WORKAROUND(_MSC_FULL_VER, >= 140050000)

#pragma warning(pop)

#endif

    };

};

template <typename T>

struct is_member_function_pointer_impl

    : is_mem_fun_pointer_select<

          ::boost::type_traits::ice_or<

              ::boost::is_reference<T>::value

            , ::boost::is_array<T>::value

            >::value

        >::template result_<T>

{

};

#ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION

template <typename T>

struct is_member_function_pointer_impl<T&> : public false_type{};

#endif

#else // Borland C++

template <typename T>

struct is_member_function_pointer_impl

{

   static T* m_t;

   BOOST_STATIC_CONSTANT(

              bool, value =

               (1 == sizeof(type_traits::is_mem_fun_pointer_tester(m_t))) );

};

template <typename T>

struct is_member_function_pointer_impl<T&>

{

   BOOST_STATIC_CONSTANT(bool, value = false);

};

#endif

BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(is_member_function_pointer,void,false)

#ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS

BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(is_member_function_pointer,void const,false)

BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(is_member_function_pointer,void volatile,false)

BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(is_member_function_pointer,void const volatile,false)

#endif

} // namespace detail

BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_member_function_pointer,T,::boost::detail::is_member_function_pointer_impl<T>::value)

#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION

} // namespace boost

#include <boost/type_traits/detail/bool_trait_undef.hpp>

#endif // BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED