is_function_ptr_tester.hpp

C++的一个好库。。。现在很流行

//  (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, 
//  Aleksey Gurtovoy, 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.

#if !defined(BOOST_PP_IS_ITERATING)

///// header body

#ifndef BOOST_TT_DETAIL_IS_FUNCTION_PTR_TESTER_HPP_INCLUDED
#define BOOST_TT_DETAIL_IS_FUNCTION_PTR_TESTER_HPP_INCLUDED

#include "boost/type_traits/detail/yes_no_type.hpp"
#include "boost/type_traits/config.hpp"

#if defined(BOOST_TT_PREPROCESSING_MODE)
#   include "boost/preprocessor/iterate.hpp"
#   include "boost/preprocessor/enum_params.hpp"
#   include "boost/preprocessor/comma_if.hpp"
#endif

namespace boost {
namespace type_traits {

// Note it is acceptible to use ellipsis here, since the argument will
// always be a pointer type of some sort (JM 2005/06/04):
no_type BOOST_TT_DECL is_function_ptr_tester(...);

#if !defined(BOOST_TT_PREPROCESSING_MODE)
// pre-processed code, don't edit, try GNU cpp with 
// cpp -I../../../ -DBOOST_TT_PREPROCESSING_MODE -x c++ -P filename

template <class R >
yes_type is_function_ptr_tester(R (*)());
#ifndef BOOST_TT_NO_ELLIPSIS_IN_FUNC_TESTING
template <class R >
yes_type is_function_ptr_tester(R (*)( ...));
#endif
#ifdef BOOST_TT_TEST_MS_FUNC_SIGS
template <class R >
yes_type is_function_ptr_tester(R (__stdcall*)());
template <class R >
yes_type is_function_ptr_tester(R (__stdcall*)( ...));
template <class R >
yes_type is_function_ptr_tester(R (__fastcall*)());
template <class R >
yes_type is_function_ptr_tester(R (__fastcall*)( ...));
template <class R >
yes_type is_function_ptr_tester(R (__cdecl*)());
template <class R >
yes_type is_function_ptr_tester(R (__cdecl*)( ...));
#endif
template <class R , class T0 >
yes_type is_function_ptr_tester(R (*)( T0));
#ifndef BOOST_TT_NO_ELLIPSIS_IN_FUNC_TESTING
template <class R , class T0 >
yes_type is_function_ptr_tester(R (*)( T0 ...));
#endif
#ifdef BOOST_TT_TEST_MS_FUNC_SIGS
template <class R , class T0 >
yes_type is_function_ptr_tester(R (__stdcall*)( T0));
template <class R , class T0 >
yes_type is_function_ptr_tester(R (__stdcall*)( T0 ...));
template <class R , class T0 >
yes_type is_function_ptr_tester(R (__fastcall*)( T0));
template <class R , class T0 >
yes_type is_function_ptr_tester(R (__fastcall*)( T0 ...));
template <class R , class T0 >
yes_type is_function_ptr_tester(R (__cdecl*)( T0));
template <class R , class T0 >
yes_type is_function_ptr_tester(R (__cdecl*)( T0 ...));
#endif
template <class R , class T0 , class T1 >
yes_type is_function_ptr_tester(R (*)( T0 , T1));
#ifndef BOOST_TT_NO_ELLIPSIS_IN_FUNC_TESTING
template <class R , class T0 , class T1 >
yes_type is_function_ptr_tester(R (*)( T0 , T1 ...));
#endif
#ifdef BOOST_TT_TEST_MS_FUNC_SIGS
template <class R , class T0 , class T1 >
yes_type is_function_ptr_tester(R (__stdcall*)( T0 , T1));
template <class R , class T0 , class T1 >
yes_type is_function_ptr_tester(R (__stdcall*)( T0 , T1 ...));
template <class R , class T0 , class T1 >
yes_type is_function_ptr_tester(R (__fastcall*)( T0 , T1));
template <class R , class T0 , class T1 >
yes_type is_function_ptr_tester(R (__fastcall*)( T0 , T1 ...));
template <class R , class T0 , class T1 >
yes_type is_function_ptr_tester(R (__cdecl*)( T0 , T1));
template <class R , class T0 , class T1 >
yes_type is_function_ptr_tester(R (__cdecl*)( T0 , T1 ...));
#endif
template <class R , class T0 , class T1 , class T2 >
yes_type is_function_ptr_tester(R (*)( T0 , T1 , T2));
#ifndef BOOST_TT_NO_ELLIPSIS_IN_FUNC_TESTING
template <class R , class T0 , class T1 , class T2 >
yes_type is_function_ptr_tester(R (*)( T0 , T1 , T2 ...));
#endif
#ifdef BOOST_TT_TEST_MS_FUNC_SIGS
template <class R , class T0 , class T1 , class T2 >
yes_type is_function_ptr_tester(R (__stdcall*)( T0 , T1 , T2));
template <class R , class T0 , class T1 , class T2 >
yes_type is_function_ptr_tester(R (__stdcall*)( T0 , T1 , T2 ...));
template <class R , class T0 , class T1 , class T2 >
yes_type is_function_ptr_tester(R (__fastcall*)( T0 , T1 , T2));
template <class R , class T0 , class T1 , class T2 >
yes_type is_function_ptr_tester(R (__fastcall*)( T0 , T1 , T2 ...));
template <class R , class T0 , class T1 , class T2 >
yes_type is_function_ptr_tester(R (__cdecl*)( T0 , T1 , T2));
template <class R , class T0 , class T1 , class T2 >
yes_type is_function_ptr_tester(R (__cdecl*)( T0 , T1 , T2 ...));
#endif
template <class R , class T0 , class T1 , class T2 , class T3 >
yes_type is_function_ptr_tester(R (*)( T0 , T1 , T2 , T3));
#ifndef BOOST_TT_NO_ELLIPSIS_IN_FUNC_TESTING
template <class R , class T0 , class T1 , class T2 , class T3 >
yes_type is_function_ptr_tester(R (*)( T0 , T1 , T2 , T3 ...));