// Boost.Function library
-// Copyright (C) 2001 Doug Gregor (gregod@cs.rpi.edu)
-//
-// Permission to copy, use, sell and distribute this software is granted
-// provided this copyright notice appears in all copies.
-// Permission to modify the code and to distribute modified code is granted
-// provided this copyright notice appears in all copies, and a notice
-// that the code was modified is included with the copyright notice.
-//
-// This software is provided "as is" without express or implied warranty,
-// and with no claim as to its suitability for any purpose.
-
-// For more information, see http://www.boost.org
-
-// William Kempf, Jesse Jones and Karl Nelson were all very helpful in the
-// design of this library.
-
-#ifndef BOOST_FUNCTION_HPP
-#define BOOST_FUNCTION_HPP
-
-#include <boost/function/function_base.hpp>
-#include <boost/function/function0.hpp>
-#include <boost/function/function1.hpp>
-#include <boost/function/function2.hpp>
-#include <boost/function/function3.hpp>
-#include <boost/function/function4.hpp>
-#include <boost/function/function5.hpp>
-#include <boost/function/function6.hpp>
-#include <boost/function/function7.hpp>
-#include <boost/function/function8.hpp>
-#include <boost/function/function9.hpp>
-#include <boost/function/function10.hpp>
-
-namespace boost {
- namespace detail {
- namespace function {
- // Choose the appropriate underlying implementation
- template<int Args> struct real_get_function_impl {};
-
- template<>
- struct real_get_function_impl<0>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function0<R, Policy, Mixin, Allocator> type;
- };
- };
-
- template<>
- struct real_get_function_impl<1>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function1<R, T1, Policy, Mixin, Allocator> type;
- };
- };
-
- template<>
- struct real_get_function_impl<2>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function2<R, T1, T2, Policy, Mixin, Allocator> type;
- };
- };
-
- template<>
- struct real_get_function_impl<3>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function3<R, T1, T2, T3, Policy, Mixin, Allocator> type;
- };
- };
-
- template<>
- struct real_get_function_impl<4>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function4<R, T1, T2, T3, T4, Policy, Mixin, Allocator> type;
- };
- };
-
- template<>
- struct real_get_function_impl<5>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function5<R, T1, T2, T3, T4, T5, Policy, Mixin, Allocator>
- type;
- };
- };
-
- template<>
- struct real_get_function_impl<6>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function6<R, T1, T2, T3, T4, T5, T6, Policy, Mixin, Allocator>
- type;
- };
- };
-
- template<>
- struct real_get_function_impl<7>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function7<R, T1, T2, T3, T4, T5, T6, T7, Policy, Mixin,
- Allocator> type;
- };
- };
-
- template<>
- struct real_get_function_impl<8>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function8<R, T1, T2, T3, T4, T5, T6, T7, T8, Policy, Mixin,
- Allocator> type;
- };
- };
-
- template<>
- struct real_get_function_impl<9>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function9<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, Policy,
- Mixin, Allocator> type;
- };
- };
-
- template<>
- struct real_get_function_impl<10>
- {
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy,
- typename Mixin,
- typename Allocator
- >
- struct params
- {
- typedef function10<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10,
- Policy, Mixin, Allocator> type;
- };
- };
-
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename Policy = empty_function_policy,
- typename Mixin = empty_function_mixin,
- typename Allocator = std::allocator<function_base>
- >
- struct get_function_impl
- {
- typedef typename real_get_function_impl<
- (count_used_args<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>::value)
- >::template params<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10,
- Policy, Mixin, Allocator>::type
- type;
- };
+// Copyright Douglas Gregor 2001-2003. Use, modification and
+// distribution is subject to 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)
- template<
- typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10,
- typename MyPolicy = empty_function_policy,
- typename MyMixin = empty_function_mixin,
- typename MyAllocator = std::allocator<function_base>
- >
- struct function_traits_builder
- {
- typedef typename get_function_impl<R, T1, T2, T3, T4, T5, T6, T7,
- T8, T9, T10, MyPolicy, MyMixin,
- MyAllocator>::type
- type;
+// For more information, see http://www.boost.org/libs/function
- typedef MyPolicy policy_type;
- typedef MyMixin mixin_type;
- typedef MyAllocator allocator_type;
-
-#ifndef BOOST_NO_DEPENDENT_NESTED_DERIVATIONS
- template<typename Policy>
- struct policy :
- public function_traits_builder<R, T1, T2, T3, T4, T5, T6, T7, T8, T9,
- T10, Policy, mixin_type,
- allocator_type> {};
-
- template<typename Mixin>
- struct mixin :
- public function_traits_builder<R, T1, T2, T3, T4, T5, T6, T7, T8, T9,
- T10, policy_type, Mixin,
- allocator_type> {};
+// William Kempf, Jesse Jones and Karl Nelson were all very helpful in the
+// design of this library.
- template<typename Allocator>
- struct allocator :
- public function_traits_builder<R, T1, T2, T3, T4, T5, T6, T7, T8, T9,
- T10, policy_type, mixin_type,
- Allocator> {};
+#include <functional> // unary_function, binary_function
+
+#include <boost/preprocessor/iterate.hpp>
+#include <boost/detail/workaround.hpp>
+
+#ifndef BOOST_FUNCTION_MAX_ARGS
+# define BOOST_FUNCTION_MAX_ARGS 10
+#endif // BOOST_FUNCTION_MAX_ARGS
+
+// Include the prologue here so that the use of file-level iteration
+// in anything that may be included by function_template.hpp doesn't break
+#include <boost/function/detail/prologue.hpp>
+
+// Older Visual Age C++ version do not handle the file iteration well
+#if BOOST_WORKAROUND(__IBMCPP__, >= 500) && BOOST_WORKAROUND(__IBMCPP__, < 800)
+# if BOOST_FUNCTION_MAX_ARGS >= 0
+# include <boost/function/function0.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 1
+# include <boost/function/function1.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 2
+# include <boost/function/function2.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 3
+# include <boost/function/function3.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 4
+# include <boost/function/function4.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 5
+# include <boost/function/function5.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 6
+# include <boost/function/function6.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 7
+# include <boost/function/function7.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 8
+# include <boost/function/function8.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 9
+# include <boost/function/function9.hpp>
+# endif
+# if BOOST_FUNCTION_MAX_ARGS >= 10
+# include <boost/function/function10.hpp>
+# endif
#else
- template<typename Policy>
- struct policy
- {
- typedef typename function_traits_builder<R, T1, T2, T3, T4, T5, T6, T7,
- T8, T9, T10, Policy,
- mixin_type,
- allocator_type>::type
- type;
- };
-
- template<typename Mixin>
- struct mixin
- {
- typedef typename function_traits_builder<R, T1, T2, T3, T4, T5, T6, T7,
- T8, T9, T10, policy_type, Mixin,
- allocator_type>::type
- type;
- };
-
- template<typename Allocator>
- struct allocator
- {
- typedef typename function_traits_builder<R, T1, T2, T3, T4, T5, T6, T7,
- T8, T9, T10, policy_type,
- mixin_type, Allocator>::type
- type;
- };
-#endif
- };
-
- } // end namespace function
- } // end namespace detail
-
- template<
- typename R,
- typename T1 = detail::function::unusable,
- typename T2 = detail::function::unusable,
- typename T3 = detail::function::unusable,
- typename T4 = detail::function::unusable,
- typename T5 = detail::function::unusable,
- typename T6 = detail::function::unusable,
- typename T7 = detail::function::unusable,
- typename T8 = detail::function::unusable,
- typename T9 = detail::function::unusable,
- typename T10 = detail::function::unusable
- >
- class function :
- public detail::function::get_function_impl<R, T1, T2, T3, T4, T5, T6, T7,
- T8, T9, T10>::type,
- public detail::function::function_traits_builder<R, T1, T2, T3, T4, T5, T6,
- T7, T8, T9, T10>
- {
- typedef typename detail::function::get_function_impl<R, T1, T2, T3, T4, T5,
- T6, T7, T8, T9, T10
- >::type
- base_type;
-
- public:
- typedef typename base_type::policy_type policy_type;
- typedef typename base_type::mixin_type mixin_type;
- typedef typename base_type::allocator_type allocator_type;
- typedef function self_type;
-
- function() : base_type() {}
-
- template<typename Functor>
- function(Functor BOOST_FUNCTION_TARGET_FIX(const &) f) : base_type(f) {}
-
- function(const self_type& f) : base_type(static_cast<const base_type&>(f)){}
-
- template<typename Functor>
- self_type& operator=(Functor BOOST_FUNCTION_TARGET_FIX(const &) f)
- {
- self_type(f).swap(*this);
- return *this;
- }
-
- self_type& operator=(const base_type& f)
- {
- self_type(f).swap(*this);
- return *this;
- }
-
- self_type& operator=(const self_type& f)
- {
- self_type(f).swap(*this);
- return *this;
- }
-
- template<typename Functor>
- void set(Functor BOOST_FUNCTION_TARGET_FIX(const &) f)
- {
- self_type(f).swap(*this);
- }
-
- void set(const base_type& f)
- {
- self_type(f).swap(*this);
- }
-
- void set(const self_type& f)
- {
- self_type(f).swap(*this);
- }
- };
-
- template<typename R,
- typename T1,
- typename T2,
- typename T3,
- typename T4,
- typename T5,
- typename T6,
- typename T7,
- typename T8,
- typename T9,
- typename T10>
- inline void swap(function<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>& f1,
- function<R, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>& f2)
- {
- f1.swap(f2);
- }
-}
-
+// What is the '3' for?
+# define BOOST_PP_ITERATION_PARAMS_1 (3,(0,BOOST_FUNCTION_MAX_ARGS,<boost/function/detail/function_iterate.hpp>))
+# include BOOST_PP_ITERATE()
+# undef BOOST_PP_ITERATION_PARAMS_1
#endif
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