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2 | // (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, | |
3 | // Howard Hinnant and John Maddock 2000. | |
4 | // (C) Copyright Mat Marcus, Jesse Jones and Adobe Systems Inc 2001 | |
5 | ||
6 | // Use, modification and distribution are subject to the Boost Software License, | |
7 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
8 | // http://www.boost.org/LICENSE_1_0.txt). | |
9 | // | |
10 | // See http://www.boost.org/libs/type_traits for most recent version including documentation. | |
11 | ||
12 | // Fixed is_pointer, is_reference, is_const, is_volatile, is_same, | |
13 | // is_member_pointer based on the Simulated Partial Specialization work | |
14 | // of Mat Marcus and Jesse Jones. See http://opensource.adobe.com or | |
15 | // http://groups.yahoo.com/group/boost/message/5441 | |
16 | // Some workarounds in here use ideas suggested from "Generic<Programming>: | |
17 | // Mappings between Types and Values" | |
18 | // by Andrei Alexandrescu (see http://www.cuj.com/experts/1810/alexandr.html). | |
19 | ||
20 | ||
21 | #ifndef BOOST_TT_IS_MEMBER_POINTER_HPP_INCLUDED | |
22 | #define BOOST_TT_IS_MEMBER_POINTER_HPP_INCLUDED | |
23 | ||
24 | #include <boost/detail/workaround.hpp> | |
25 | #include <boost/type_traits/is_member_function_pointer.hpp> | |
26 | ||
27 | namespace boost { | |
28 | ||
29 | #if defined( __CODEGEARC__ ) | |
30 | template <class T> struct is_member_pointer : public integral_constant<bool, __is_member_pointer(T)>{}; | |
31 | #else | |
32 | template <class T> struct is_member_pointer : public integral_constant<bool, ::boost::is_member_function_pointer<T>::value>{}; | |
33 | template <class T, class U> struct is_member_pointer<U T::* > : public true_type{}; | |
34 | ||
35 | #if !BOOST_WORKAROUND(__MWERKS__,<=0x3003) && !BOOST_WORKAROUND(__IBMCPP__, <=600) | |
36 | template <class T, class U> struct is_member_pointer<U T::*const> : public true_type{}; | |
37 | template <class T, class U> struct is_member_pointer<U T::*const volatile> : public true_type{}; | |
38 | template <class T, class U> struct is_member_pointer<U T::*volatile> : public true_type{}; | |
39 | #endif | |
40 | ||
41 | #endif | |
42 | ||
43 | } // namespace boost | |
44 | ||
45 | #endif // BOOST_TT_IS_MEMBER_POINTER_HPP_INCLUDED |