#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: quote.hpp 49272 2008-10-11 06:50:46Z agurtovoy $ | |
// $Date: 2008-10-11 02:50:46 -0400 (Sat, 11 Oct 2008) $ | |
// $Revision: 49272 $ | |
#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 |