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170 lines
5.2 KiB
C++
170 lines
5.2 KiB
C++
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#ifndef BOOST_MPL_AUX_LAMBDA_SUPPORT_HPP_INCLUDED
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#define BOOST_MPL_AUX_LAMBDA_SUPPORT_HPP_INCLUDED
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// Copyright Aleksey Gurtovoy 2001-2004
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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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// $Id$
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// $Date$
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// $Revision$
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#include <boost/mpl/aux_/config/lambda.hpp>
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#if !defined(BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT)
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(i, name, params) /**/
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT(i,name,params) /**/
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#else
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# include <boost/mpl/int_fwd.hpp>
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# include <boost/mpl/aux_/yes_no.hpp>
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# include <boost/mpl/aux_/na_fwd.hpp>
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# include <boost/mpl/aux_/preprocessor/params.hpp>
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# include <boost/mpl/aux_/preprocessor/enum.hpp>
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# include <boost/mpl/aux_/config/msvc.hpp>
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# include <boost/mpl/aux_/config/workaround.hpp>
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# include <boost/preprocessor/tuple/to_list.hpp>
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# include <boost/preprocessor/list/for_each_i.hpp>
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# include <boost/preprocessor/inc.hpp>
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# include <boost/preprocessor/cat.hpp>
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT_ARG_TYPEDEF_FUNC(R,typedef_,i,param) \
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typedef_ param BOOST_PP_CAT(arg,BOOST_PP_INC(i)); \
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/**/
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// agurt, 07/mar/03: restore an old revision for the sake of SGI MIPSpro C++
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#if BOOST_WORKAROUND(__EDG_VERSION__, <= 238)
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT(i, name, params) \
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typedef BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::int_<i> arity; \
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BOOST_PP_LIST_FOR_EACH_I_R( \
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1 \
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, BOOST_MPL_AUX_LAMBDA_SUPPORT_ARG_TYPEDEF_FUNC \
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, typedef \
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, BOOST_PP_TUPLE_TO_LIST(i,params) \
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) \
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struct rebind \
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{ \
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template< BOOST_MPL_PP_PARAMS(i,typename U) > struct apply \
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: name< BOOST_MPL_PP_PARAMS(i,U) > \
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{ \
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}; \
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}; \
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/**/
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(i, name, params) \
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BOOST_MPL_AUX_LAMBDA_SUPPORT(i, name, params) \
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/**/
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#elif BOOST_WORKAROUND(__EDG_VERSION__, <= 244) && !defined(BOOST_INTEL_CXX_VERSION)
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// agurt, 18/jan/03: old EDG-based compilers actually enforce 11.4 para 9
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// (in strict mode), so we have to provide an alternative to the
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// MSVC-optimized implementation
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(i, name, params) \
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typedef BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::int_<i> arity; \
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BOOST_PP_LIST_FOR_EACH_I_R( \
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1 \
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, BOOST_MPL_AUX_LAMBDA_SUPPORT_ARG_TYPEDEF_FUNC \
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, typedef \
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, BOOST_PP_TUPLE_TO_LIST(i,params) \
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) \
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struct rebind; \
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/**/
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT(i, name, params) \
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BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(i, name, params) \
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}; \
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template< BOOST_MPL_PP_PARAMS(i,typename T) > \
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struct name<BOOST_MPL_PP_PARAMS(i,T)>::rebind \
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{ \
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template< BOOST_MPL_PP_PARAMS(i,typename U) > struct apply \
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: name< BOOST_MPL_PP_PARAMS(i,U) > \
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{ \
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}; \
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/**/
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#else // __EDG_VERSION__
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namespace boost { namespace mpl { namespace aux {
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template< typename T > struct has_rebind_tag;
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}}}
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(i, name, params) \
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typedef BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::int_<i> arity; \
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BOOST_PP_LIST_FOR_EACH_I_R( \
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1 \
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, BOOST_MPL_AUX_LAMBDA_SUPPORT_ARG_TYPEDEF_FUNC \
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, typedef \
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, BOOST_PP_TUPLE_TO_LIST(i,params) \
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) \
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friend class BOOST_PP_CAT(name,_rebind); \
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typedef BOOST_PP_CAT(name,_rebind) rebind; \
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/**/
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#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x610))
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT_HAS_REBIND(i, name, params) \
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template< BOOST_MPL_PP_PARAMS(i,typename T) > \
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::boost::mpl::aux::yes_tag operator|( \
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::boost::mpl::aux::has_rebind_tag<int> \
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, name<BOOST_MPL_PP_PARAMS(i,T)>* \
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); \
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::boost::mpl::aux::no_tag operator|( \
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::boost::mpl::aux::has_rebind_tag<int> \
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, name< BOOST_MPL_PP_ENUM(i,::boost::mpl::na) >* \
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); \
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/**/
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#elif !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT_HAS_REBIND(i, name, params) \
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template< BOOST_MPL_PP_PARAMS(i,typename T) > \
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::boost::mpl::aux::yes_tag operator|( \
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::boost::mpl::aux::has_rebind_tag<int> \
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, ::boost::mpl::aux::has_rebind_tag< name<BOOST_MPL_PP_PARAMS(i,T)> >* \
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); \
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/**/
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#else
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT_HAS_REBIND(i, name, params) /**/
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#endif
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# if !defined(__BORLANDC__)
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT(i, name, params) \
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BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(i, name, params) \
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}; \
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BOOST_MPL_AUX_LAMBDA_SUPPORT_HAS_REBIND(i, name, params) \
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class BOOST_PP_CAT(name,_rebind) \
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{ \
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public: \
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template< BOOST_MPL_PP_PARAMS(i,typename U) > struct apply \
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: name< BOOST_MPL_PP_PARAMS(i,U) > \
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{ \
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}; \
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/**/
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# else
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# define BOOST_MPL_AUX_LAMBDA_SUPPORT(i, name, params) \
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BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(i, name, params) \
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}; \
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BOOST_MPL_AUX_LAMBDA_SUPPORT_HAS_REBIND(i, name, params) \
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class BOOST_PP_CAT(name,_rebind) \
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{ \
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public: \
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template< BOOST_MPL_PP_PARAMS(i,typename U) > struct apply \
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{ \
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typedef typename name< BOOST_MPL_PP_PARAMS(i,U) >::type type; \
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}; \
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/**/
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# endif // __BORLANDC__
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#endif // __EDG_VERSION__
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#endif // BOOST_MPL_CFG_NO_FULL_LAMBDA_SUPPORT
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#endif // BOOST_MPL_AUX_LAMBDA_SUPPORT_HPP_INCLUDED
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