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| 2 | #ifndef BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED | |
| 3 | #define BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED | |
| 4 | ||
| 5 | // Copyright Aleksey Gurtovoy 2002-2004 | |
| 6 | // | |
| 7 | // Distributed under the Boost Software License, Version 1.0. | |
| 8 | // (See accompanying file LICENSE_1_0.txt or copy at | |
| 9 | // http://www.boost.org/LICENSE_1_0.txt) | |
| 10 | // | |
| 11 | // See http://www.boost.org/libs/mpl for documentation. | |
| 12 | ||
| 13 | // $Id$ | |
| 14 | // $Date$ | |
| 15 | // $Revision$ | |
| 16 | ||
| 17 | #include <boost/mpl/aux_/config/msvc.hpp> | |
| 18 | #include <boost/mpl/aux_/config/intel.hpp> | |
| 19 | #include <boost/mpl/aux_/config/workaround.hpp> | |
| 20 | ||
| 21 | #if BOOST_WORKAROUND(__EDG_VERSION__, <= 244) && !defined(BOOST_INTEL_CXX_VERSION) | |
| 22 | # include <boost/mpl/has_xxx.hpp> | |
| 23 | #elif BOOST_WORKAROUND(BOOST_MSVC, < 1300) | |
| 24 | # include <boost/mpl/has_xxx.hpp> | |
| 25 | # include <boost/mpl/if.hpp> | |
| 26 | # include <boost/mpl/bool.hpp> | |
| 27 | # include <boost/mpl/aux_/msvc_is_class.hpp> | |
| 28 | #elif BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x610)) | |
| 29 | # include <boost/mpl/if.hpp> | |
| 30 | # include <boost/mpl/bool.hpp> | |
| 31 | # include <boost/mpl/aux_/yes_no.hpp> | |
| 32 | # include <boost/mpl/aux_/config/static_constant.hpp> | |
| 33 | # include <boost/type_traits/is_class.hpp> | |
| 34 | #else | |
| 35 | # include <boost/mpl/aux_/type_wrapper.hpp> | |
| 36 | # include <boost/mpl/aux_/yes_no.hpp> | |
| 37 | # include <boost/mpl/aux_/config/static_constant.hpp> | |
| 38 | #endif | |
| 39 | ||
| 40 | namespace boost { namespace mpl { namespace aux { | |
| 41 | ||
| 42 | #if BOOST_WORKAROUND(__EDG_VERSION__, <= 244) && !defined(BOOST_INTEL_CXX_VERSION) | |
| 43 | ||
| 44 | BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(has_rebind, rebind, false) | |
| 45 | ||
| 46 | #elif BOOST_WORKAROUND(BOOST_MSVC, < 1300) | |
| 47 | ||
| 48 | BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(has_rebind_impl, rebind, false) | |
| 49 | ||
| 50 | template< typename T > | |
| 51 | struct has_rebind | |
| 52 | : if_< | |
| 53 | msvc_is_class<T> | |
| 54 | , has_rebind_impl<T> | |
| 55 | , bool_<false> | |
| 56 | >::type | |
| 57 | { | |
| 58 | }; | |
| 59 | ||
| 60 | #else // the rest | |
| 61 | ||
| 62 | template< typename T > struct has_rebind_tag {}; | |
| 63 | no_tag operator|(has_rebind_tag<int>, void const volatile*); | |
| 64 | ||
| 65 | # if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x610)) | |
| 66 | template< typename T > | |
| 67 | struct has_rebind | |
| 68 | { | |
| 69 | static has_rebind_tag<T>* get(); | |
| 70 | BOOST_STATIC_CONSTANT(bool, value = | |
| 71 | sizeof(has_rebind_tag<int>() | get()) == sizeof(yes_tag) | |
| 72 | ); | |
| 73 | }; | |
| 74 | # else // __BORLANDC__ | |
| 75 | template< typename T > | |
| 76 | struct has_rebind_impl | |
| 77 | { | |
| 78 | static T* get(); | |
| 79 | BOOST_STATIC_CONSTANT(bool, value = | |
| 80 | sizeof(has_rebind_tag<int>() | get()) == sizeof(yes_tag) | |
| 81 | ); | |
| 82 | }; | |
| 83 | ||
| 84 | template< typename T > | |
| 85 | struct has_rebind | |
| 86 | : if_< | |
| 87 | is_class<T> | |
| 88 | , has_rebind_impl<T> | |
| 89 | , bool_<false> | |
| 90 | >::type | |
| 91 | { | |
| 92 | }; | |
| 93 | # endif // __BORLANDC__ | |
| 94 | ||
| 95 | #endif | |
| 96 | ||
| 97 | }}} | |
| 98 | ||
| 99 | #endif // BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED |