-//-----------------------------------------------------------------------------
-// boost mpl/apply.hpp header file
-// See http://www.boost.org for updates, documentation, and revision history.
-//-----------------------------------------------------------------------------
-//
-// Copyright (c) 2000-03
-// Aleksey Gurtovoy
-//
-// Permission to use, copy, modify, distribute and sell this software
-// and its documentation for any purpose is hereby granted without fee,
-// provided that the above copyright notice appears in all copies and
-// that both the copyright notice and this permission notice appear in
-// supporting documentation. No representations are made about the
-// suitability of this software for any purpose. It is provided "as is"
-// without express or implied warranty.
#if !defined(BOOST_PP_IS_ITERATING)
#ifndef BOOST_MPL_APPLY_HPP_INCLUDED
#define BOOST_MPL_APPLY_HPP_INCLUDED
+// Copyright Aleksey Gurtovoy 2000-2004
+//
+// 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: apply.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
+// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
+// $Revision: 49267 $
+
#if !defined(BOOST_MPL_PREPROCESSING_MODE)
-# include "boost/mpl/arg_fwd.hpp"
-# include "boost/mpl/void.hpp"
-# include "boost/mpl/aux_/arity.hpp"
-# include "boost/mpl/aux_/msvc_never_true.hpp"
-# include "boost/type_traits/same_traits.hpp"
+# include <boost/mpl/apply_fwd.hpp>
+# include <boost/mpl/apply_wrap.hpp>
+# include <boost/mpl/placeholders.hpp>
+# include <boost/mpl/lambda.hpp>
+# include <boost/mpl/aux_/na.hpp>
+# include <boost/mpl/aux_/lambda_support.hpp>
#endif
-#include "boost/mpl/aux_/config/use_preprocessed.hpp"
+#include <boost/mpl/aux_/config/use_preprocessed.hpp>
-#if !defined(BOOST_MPL_NO_PREPROCESSED_HEADERS) \
- && !defined(BOOST_MPL_PREPROCESSING_MODE)
+#if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
+ && !defined(BOOST_MPL_PREPROCESSING_MODE)
# define BOOST_MPL_PREPROCESSED_HEADER apply.hpp
-# include "boost/mpl/aux_/include_preprocessed.hpp"
+# include <boost/mpl/aux_/include_preprocessed.hpp>
#else
-# include "boost/mpl/limits/arity.hpp"
-# include "boost/mpl/aux_/lambda_support.hpp"
-# include "boost/mpl/aux_/preprocessor/params.hpp"
-# include "boost/mpl/aux_/preprocessor/default_params.hpp"
-# include "boost/mpl/aux_/preprocessor/partial_spec_params.hpp"
-# include "boost/mpl/aux_/preprocessor/enum.hpp"
-# include "boost/mpl/aux_/preprocessor/add.hpp"
-# include "boost/mpl/aux_/config/dtp.hpp"
-# include "boost/mpl/aux_/config/nttp.hpp"
-# include "boost/mpl/aux_/config/eti.hpp"
-# include "boost/mpl/aux_/config/lambda.hpp"
-
-# include "boost/preprocessor/comma_if.hpp"
-# include "boost/preprocessor/inc.hpp"
-# include "boost/preprocessor/iterate.hpp"
-
-# include "boost/config.hpp"
-
-// agurt, 15/jan/02: top-level 'apply' template gives an ICE on MSVC
-// (for known reasons)
-#if defined(BOOST_MSVC) && (BOOST_MSVC <= 1200)
-# define BOOST_MPL_NO_APPLY_TEMPLATE
-#endif
-
-namespace boost {
-namespace mpl {
+# include <boost/mpl/limits/arity.hpp>
+# include <boost/mpl/aux_/preprocessor/params.hpp>
+# include <boost/mpl/aux_/preprocessor/default_params.hpp>
+# include <boost/mpl/aux_/preprocessor/partial_spec_params.hpp>
+# include <boost/mpl/aux_/preprocessor/enum.hpp>
+# include <boost/mpl/aux_/config/lambda.hpp>
+# include <boost/mpl/aux_/config/dtp.hpp>
+# include <boost/mpl/aux_/nttp_decl.hpp>
+# include <boost/mpl/aux_/config/eti.hpp>
+# include <boost/mpl/aux_/config/msvc.hpp>
+# include <boost/mpl/aux_/config/workaround.hpp>
+
+# include <boost/preprocessor/comma_if.hpp>
+# include <boost/preprocessor/inc.hpp>
+# include <boost/preprocessor/iterate.hpp>
+# include <boost/preprocessor/cat.hpp>
+
+namespace boost { namespace mpl {
// local macros, #undef-ined at the end of the header
-# define AUX_APPLY_PARAMS(param) \
+# define AUX778076_APPLY_PARAMS(param) \
BOOST_MPL_PP_PARAMS( \
- BOOST_MPL_METAFUNCTION_MAX_ARITY \
+ BOOST_MPL_LIMIT_METAFUNCTION_ARITY \
, param \
) \
/**/
-# define AUX_APPLY_DEFAULT_PARAMS(param, value) \
+# define AUX778076_APPLY_DEF_PARAMS(param, value) \
BOOST_MPL_PP_DEFAULT_PARAMS( \
- BOOST_MPL_METAFUNCTION_MAX_ARITY \
+ BOOST_MPL_LIMIT_METAFUNCTION_ARITY \
, param \
, value \
) \
/**/
-# define AUX_APPLY_N_PARAMS(n, param) \
+# define AUX778076_APPLY_N_PARAMS(n, param) \
BOOST_MPL_PP_PARAMS(n, param) \
/**/
-# define AUX_APPLY_N_COMMA_PARAMS(n, param) \
+# define AUX778076_APPLY_N_COMMA_PARAMS(n, param) \
BOOST_PP_COMMA_IF(n) \
BOOST_MPL_PP_PARAMS(n, param) \
/**/
-# define AUX_APPLY_N_PARTIAL_SPEC_PARAMS(n, param, def) \
+# define AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS(n, param, def) \
BOOST_PP_COMMA_IF(n) \
BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(n, param, def) \
/**/
-# define AUX_APPLY_N_SPEC_PARAMS(n, param) \
+# define AUX778076_APPLY_N_SPEC_PARAMS(n, param) \
BOOST_MPL_PP_ENUM(BOOST_PP_INC(n), param) \
/**/
-# if !defined(BOOST_MPL_NO_APPLY_TEMPLATE)
-
-#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
-// forward declaration
-template<
- typename F, AUX_APPLY_DEFAULT_PARAMS(typename T, void_)
- >
-struct apply;
-#else
-namespace aux {
-template< BOOST_MPL_AUX_NTTP_DECL(int, arity_) > struct apply_impl_chooser;
-}
-#endif
-
-# endif // BOOST_MPL_NO_APPLY_TEMPLATE
#define BOOST_PP_ITERATION_PARAMS_1 \
- (3,(0, BOOST_MPL_METAFUNCTION_MAX_ARITY, "boost/mpl/apply.hpp"))
+ (3,(0, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, <boost/mpl/apply.hpp>))
#include BOOST_PP_ITERATE()
-# if !defined(BOOST_MPL_NO_APPLY_TEMPLATE)
+# if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)
// real C++ version is already taken care of
# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
namespace aux {
// apply_count_args
-#define BOOST_MPL_AUX_COUNT_ARGS_PREFIX apply
-#define BOOST_MPL_AUX_COUNT_ARGS_DEFAULT void_
-#define BOOST_MPL_AUX_COUNT_ARGS_ARITY BOOST_MPL_METAFUNCTION_MAX_ARITY
-#include "boost/mpl/aux_/count_args.hpp"
-} // namespace aux
+#define AUX778076_COUNT_ARGS_PREFIX apply
+#define AUX778076_COUNT_ARGS_DEFAULT na
+#define AUX778076_COUNT_ARGS_ARITY BOOST_MPL_LIMIT_METAFUNCTION_ARITY
+#include <boost/mpl/aux_/count_args.hpp>
+}
+
template<
- typename F, AUX_APPLY_DEFAULT_PARAMS(typename T, void_)
+ typename F, AUX778076_APPLY_DEF_PARAMS(typename T, na)
>
struct apply
- : aux::apply_impl_chooser<
- aux::apply_count_args< AUX_APPLY_PARAMS(T) >::value
- >::template result_< F, AUX_APPLY_PARAMS(T) >::type
+ : aux::apply_chooser<
+ aux::apply_count_args< AUX778076_APPLY_PARAMS(T) >::value
+ >::template result_< F, AUX778076_APPLY_PARAMS(T) >::type
{
};
# endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
-# endif // BOOST_MPL_NO_APPLY_TEMPLATE
+# endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE
-# undef AUX_APPLY_N_SPEC_PARAMS
-# undef AUX_APPLY_N_PARTIAL_SPEC_PARAMS
-# undef AUX_APPLY_N_COMMA_PARAMS
-# undef AUX_APPLY_N_PARAMS
-# undef AUX_APPLY_DEFAULT_PARAMS
-# undef AUX_APPLY_PARAMS
+# undef AUX778076_APPLY_N_SPEC_PARAMS
+# undef AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS
+# undef AUX778076_APPLY_N_COMMA_PARAMS
+# undef AUX778076_APPLY_N_PARAMS
+# undef AUX778076_APPLY_DEF_PARAMS
+# undef AUX778076_APPLY_PARAMS
-} // namespace mpl
-} // namespace boost
+}}
-#endif // BOOST_MPL_USE_PREPROCESSED_HEADERS
+#endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
#endif // BOOST_MPL_APPLY_HPP_INCLUDED
///// iteration, depth == 1
-#elif BOOST_PP_ITERATION_DEPTH() == 1
-
-# define i BOOST_PP_FRAME_ITERATION(1)
-# if i == 0
-
-template< typename F >
-struct apply0 : F
-{
- BOOST_MPL_AUX_LAMBDA_SUPPORT(1, apply0, (F))
-};
-
-#if defined(BOOST_MPL_MSVC_ETI_BUG)
-//: workaround for the ETI bug
-template<>
-struct apply0<int>
-{
- typedef int type;
-};
-#endif
-
-# else // i > 0
-
-# if defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
-// MSVC version
-
-namespace aux {
-// msvc_apply##i
-#define BOOST_MPL_AUX_MSVC_DTW_NAME BOOST_PP_CAT(msvc_apply,i)
-#define BOOST_MPL_AUX_MSVC_DTW_ORIGINAL_NAME apply
-#define BOOST_MPL_AUX_MSVC_DTW_ARITY i
-#include "boost/mpl/aux_/msvc_dtw.hpp"
-} // namespace aux
-
-template<
- typename F, AUX_APPLY_N_PARAMS(i, typename T)
- >
-struct BOOST_PP_CAT(apply,i)
-{
- // Metafunction forwarding confuses vc6
- typedef typename BOOST_PP_CAT(aux::msvc_apply,i)<F>::template result_<
- AUX_APPLY_N_PARAMS(i, T)
- >::type type;
-
- BOOST_MPL_AUX_LAMBDA_SUPPORT(
- BOOST_PP_INC(i)
- , BOOST_PP_CAT(apply,i)
- , (F, AUX_APPLY_N_PARAMS(i,T))
- )
-};
-
-# elif defined(BOOST_BROKEN_DEFAULT_TEMPLATE_PARAMETERS_IN_NESTED_TEMPLATES)
-// MWCW/Borland version
-
-namespace aux {
-template<
- int N, typename F, AUX_APPLY_N_PARAMS(i, typename T)
- >
-struct BOOST_PP_CAT(apply_impl,i);
-}
+// For gcc 4.4 compatability, we must include the
+// BOOST_PP_ITERATION_DEPTH test inside an #else clause.
+#else // BOOST_PP_IS_ITERATING
+#if BOOST_PP_ITERATION_DEPTH() == 1
-#define BOOST_PP_ITERATION_PARAMS_2 \
- (3,(0, BOOST_MPL_METAFUNCTION_MAX_ARITY - i, "boost/mpl/apply.hpp"))
-#include BOOST_PP_ITERATE()
+# define i_ BOOST_PP_FRAME_ITERATION(1)
template<
- typename F, AUX_APPLY_N_PARAMS(i, typename T)
+ typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)
>
-struct BOOST_PP_CAT(apply,i)
- : BOOST_PP_CAT(aux::apply_impl,i)<
- ::boost::mpl::aux::arity<F,i>::value
- , F
- , AUX_APPLY_N_PARAMS(i, T)
- >::type
+struct BOOST_PP_CAT(apply,i_)
+#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
+ : BOOST_PP_CAT(apply_wrap,i_)<
+ typename lambda<F>::type
+ AUX778076_APPLY_N_COMMA_PARAMS(i_, T)
+ >
{
- BOOST_MPL_AUX_LAMBDA_SUPPORT(
- BOOST_PP_INC(i)
- , BOOST_PP_CAT(apply,i)
- , (F, AUX_APPLY_N_PARAMS(i,T))
- )
-};
-
-# else
-// ISO98 C++, with minor concession to vc7
-
-template<
- typename F, AUX_APPLY_N_PARAMS(i, typename T)
- >
-struct BOOST_PP_CAT(apply,i)
+#else
{
- // Metafunction forwarding confuses vc7
- typedef typename F::template apply<
- AUX_APPLY_N_PARAMS(i, T)
- >::type type;
-
+ typedef typename BOOST_PP_CAT(apply_wrap,i_)<
+ typename lambda<F>::type
+ AUX778076_APPLY_N_COMMA_PARAMS(i_, T)
+ >::type type;
+#endif
BOOST_MPL_AUX_LAMBDA_SUPPORT(
- BOOST_PP_INC(i)
- , BOOST_PP_CAT(apply,i)
- , (F, AUX_APPLY_N_PARAMS(i,T))
+ BOOST_PP_INC(i_)
+ , BOOST_PP_CAT(apply,i_)
+ , (F AUX778076_APPLY_N_COMMA_PARAMS(i_,T))
)
};
-# endif // workarounds
-#if defined(BOOST_MPL_MSVC_ETI_BUG)
-//: workaround for ETI bug
+#if defined(BOOST_MPL_CFG_MSVC_ETI_BUG)
+/// workaround for ETI bug
template<>
-struct BOOST_PP_CAT(apply,i)<AUX_APPLY_N_SPEC_PARAMS(i, int)>
+struct BOOST_PP_CAT(apply,i_)<AUX778076_APPLY_N_SPEC_PARAMS(i_, int)>
{
typedef int type;
};
#endif
-# endif // i > 0
-
-# if !defined(BOOST_MPL_NO_APPLY_TEMPLATE)
+# if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)
# if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
-#if i == BOOST_MPL_METAFUNCTION_MAX_ARITY
-
-//: primary template (not a specialization!)
+#if i_ == BOOST_MPL_LIMIT_METAFUNCTION_ARITY
+/// primary template (not a specialization!)
template<
- typename F AUX_APPLY_N_COMMA_PARAMS(i, typename T)
+ typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)
>
struct apply
- : BOOST_PP_CAT(apply,i)< F AUX_APPLY_N_COMMA_PARAMS(i, T) >
+ : BOOST_PP_CAT(apply,i_)< F AUX778076_APPLY_N_COMMA_PARAMS(i_, T) >
{
};
-
#else
-
template<
- typename F AUX_APPLY_N_COMMA_PARAMS(i, typename T)
+ typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)
>
-struct apply< F AUX_APPLY_N_PARTIAL_SPEC_PARAMS(i, T, void_) >
- : BOOST_PP_CAT(apply,i)< F AUX_APPLY_N_COMMA_PARAMS(i, T) >
+struct apply< F AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS(i_, T, na) >
+ : BOOST_PP_CAT(apply,i_)< F AUX778076_APPLY_N_COMMA_PARAMS(i_, T) >
{
};
+#endif
-#endif // i == BOOST_MPL_METAFUNCTION_MAX_ARITY
-
-# else
+# else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
+#if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)
namespace aux {
template<>
-struct apply_impl_chooser<i>
+struct apply_chooser<i_>
{
template<
- typename F, AUX_APPLY_PARAMS(typename T)
+ typename F, AUX778076_APPLY_PARAMS(typename T)
>
struct result_
{
- typedef BOOST_PP_CAT(apply,i)<
- F AUX_APPLY_N_COMMA_PARAMS(i, T)
+ typedef BOOST_PP_CAT(apply,i_)<
+ F AUX778076_APPLY_N_COMMA_PARAMS(i_, T)
> type;
};
};
} // namespace aux
+#endif
# endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
-# endif // BOOST_MPL_NO_APPLY_TEMPLATE
-
-# undef i
-
-///// iteration, depth == 2
-
-#elif BOOST_PP_ITERATION_DEPTH() == 2
-
-# define j BOOST_PP_FRAME_ITERATION(2)
-
-namespace aux {
-
-template<
- typename F, AUX_APPLY_N_PARAMS(i, typename T)
- >
-struct BOOST_PP_CAT(apply_impl,i)<
- BOOST_MPL_PP_ADD(i, j)
- , F
- , AUX_APPLY_N_PARAMS(i, T)
- >
-{
- typedef typename F::template apply<
- AUX_APPLY_N_PARAMS(i, T)
- BOOST_PP_COMMA_IF(j) BOOST_MPL_PP_ENUM(j, void_)
- > type;
-};
-
-} // namespace aux
+# endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE
-# undef j
+# undef i_
+#endif // BOOST_PP_ITERATION_DEPTH()
#endif // BOOST_PP_IS_ITERATING
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