123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151 |
- #if !defined(BOOST_PP_IS_ITERATING)
- ///// header body
- #ifndef BOOST_MPL_QUOTE_HPP_INCLUDED
- #define BOOST_MPL_QUOTE_HPP_INCLUDED
- // Copyright Aleksey Gurtovoy 2000-2008
- //
- // Distributed under 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/mpl for documentation.
- // $Id$
- // $Date$
- // $Revision$
- #if !defined(BOOST_MPL_PREPROCESSING_MODE)
- # include <boost/mpl/void.hpp>
- # include <boost/mpl/aux_/has_type.hpp>
- #endif
- #include <boost/mpl/aux_/config/bcc.hpp>
- #include <boost/mpl/aux_/config/ttp.hpp>
- #if defined(BOOST_MPL_CFG_NO_TEMPLATE_TEMPLATE_PARAMETERS) \
- && !defined(BOOST_MPL_CFG_BCC590_WORKAROUNDS)
- # define BOOST_MPL_CFG_NO_QUOTE_TEMPLATE
- #endif
- #if !defined(BOOST_MPL_CFG_NO_IMPLICIT_METAFUNCTIONS) \
- && defined(BOOST_MPL_CFG_NO_HAS_XXX)
- # define BOOST_MPL_CFG_NO_IMPLICIT_METAFUNCTIONS
- #endif
- #include <boost/mpl/aux_/config/use_preprocessed.hpp>
- #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
- && !defined(BOOST_MPL_PREPROCESSING_MODE)
- # define BOOST_MPL_PREPROCESSED_HEADER quote.hpp
- # include <boost/mpl/aux_/include_preprocessed.hpp>
- #else
- # include <boost/mpl/limits/arity.hpp>
- # include <boost/mpl/aux_/preprocessor/params.hpp>
- # include <boost/mpl/aux_/config/ctps.hpp>
- # include <boost/mpl/aux_/config/workaround.hpp>
- # include <boost/preprocessor/iterate.hpp>
- # include <boost/preprocessor/cat.hpp>
- #if !defined(BOOST_MPL_CFG_NO_QUOTE_TEMPLATE)
- namespace boost { namespace mpl {
- #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
- template< typename T, bool has_type_ >
- struct quote_impl
- // GCC has a problem with metafunction forwarding when T is a
- // specialization of a template called 'type'.
- # if BOOST_WORKAROUND(__GNUC__, BOOST_TESTED_AT(4)) \
- && BOOST_WORKAROUND(__GNUC_MINOR__, BOOST_TESTED_AT(0)) \
- && BOOST_WORKAROUND(__GNUC_PATCHLEVEL__, BOOST_TESTED_AT(2))
- {
- typedef typename T::type type;
- };
- # else
- : T
- {
- };
- # endif
- template< typename T >
- struct quote_impl<T,false>
- {
- typedef T type;
- };
- #else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
- template< bool > struct quote_impl
- {
- template< typename T > struct result_
- : T
- {
- };
- };
- template<> struct quote_impl<false>
- {
- template< typename T > struct result_
- {
- typedef T type;
- };
- };
- #endif
- #define BOOST_PP_ITERATION_PARAMS_1 \
- (3,(1, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, <boost/mpl/quote.hpp>))
- #include BOOST_PP_ITERATE()
- }}
- #endif // BOOST_MPL_CFG_NO_QUOTE_TEMPLATE
- #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
- #endif // BOOST_MPL_QUOTE_HPP_INCLUDED
- ///// iteration
- #else
- #define i_ BOOST_PP_FRAME_ITERATION(1)
- template<
- template< BOOST_MPL_PP_PARAMS(i_, typename P) > class F
- , typename Tag = void_
- >
- struct BOOST_PP_CAT(quote,i_)
- {
- template< BOOST_MPL_PP_PARAMS(i_, typename U) > struct apply
- #if defined(BOOST_MPL_CFG_BCC590_WORKAROUNDS)
- {
- typedef typename quote_impl<
- F< BOOST_MPL_PP_PARAMS(i_, U) >
- , aux::has_type< F< BOOST_MPL_PP_PARAMS(i_, U) > >::value
- >::type type;
- };
- #elif !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
- : quote_impl<
- F< BOOST_MPL_PP_PARAMS(i_, U) >
- , aux::has_type< F< BOOST_MPL_PP_PARAMS(i_, U) > >::value
- >
- {
- };
- #else
- : quote_impl< aux::has_type< F< BOOST_MPL_PP_PARAMS(i_, U) > >::value >
- ::template result_< F< BOOST_MPL_PP_PARAMS(i_, U) > >
- {
- };
- #endif
- };
- #undef i_
- #endif // BOOST_PP_IS_ITERATING
|