100 lines
2.7 KiB
C++
100 lines
2.7 KiB
C++
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#ifndef BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED
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#define BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED
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// Copyright Aleksey Gurtovoy 2002-2004
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/mpl for documentation.
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// $Id: has_rebind.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
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// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
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// $Revision: 49267 $
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#include <boost/mpl/aux_/config/msvc.hpp>
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#include <boost/mpl/aux_/config/intel.hpp>
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#include <boost/mpl/aux_/config/workaround.hpp>
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#if BOOST_WORKAROUND(__EDG_VERSION__, <= 244) && !defined(BOOST_INTEL_CXX_VERSION)
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# include <boost/mpl/has_xxx.hpp>
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#elif BOOST_WORKAROUND(BOOST_MSVC, < 1300)
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# include <boost/mpl/has_xxx.hpp>
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# include <boost/mpl/if.hpp>
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# include <boost/mpl/bool.hpp>
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# include <boost/mpl/aux_/msvc_is_class.hpp>
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#elif BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x610))
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# include <boost/mpl/if.hpp>
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# include <boost/mpl/bool.hpp>
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# include <boost/mpl/aux_/yes_no.hpp>
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# include <boost/mpl/aux_/config/static_constant.hpp>
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# include <boost/type_traits/is_class.hpp>
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#else
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# include <boost/mpl/aux_/type_wrapper.hpp>
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# include <boost/mpl/aux_/yes_no.hpp>
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# include <boost/mpl/aux_/config/static_constant.hpp>
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#endif
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namespace boost { namespace mpl { namespace aux {
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#if BOOST_WORKAROUND(__EDG_VERSION__, <= 244) && !defined(BOOST_INTEL_CXX_VERSION)
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BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(has_rebind, rebind, false)
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#elif BOOST_WORKAROUND(BOOST_MSVC, < 1300)
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BOOST_MPL_HAS_XXX_TRAIT_NAMED_DEF(has_rebind_impl, rebind, false)
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template< typename T >
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struct has_rebind
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: if_<
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msvc_is_class<T>
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, has_rebind_impl<T>
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, bool_<false>
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>::type
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{
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};
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#else // the rest
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template< typename T > struct has_rebind_tag {};
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no_tag operator|(has_rebind_tag<int>, void const volatile*);
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# if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x610))
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template< typename T >
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struct has_rebind
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{
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static has_rebind_tag<T>* get();
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BOOST_STATIC_CONSTANT(bool, value =
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sizeof(has_rebind_tag<int>() | get()) == sizeof(yes_tag)
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);
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};
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# else // __BORLANDC__
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template< typename T >
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struct has_rebind_impl
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{
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static T* get();
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BOOST_STATIC_CONSTANT(bool, value =
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sizeof(has_rebind_tag<int>() | get()) == sizeof(yes_tag)
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);
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};
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template< typename T >
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struct has_rebind
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: if_<
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is_class<T>
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, has_rebind_impl<T>
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, bool_<false>
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>::type
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{
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};
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# endif // __BORLANDC__
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#endif
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}}}
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#endif // BOOST_MPL_AUX_HAS_REBIND_HPP_INCLUDED
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