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//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2014-2014. 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/container for documentation.
//
//////////////////////////////////////////////////////////////////////////////
#ifndef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_CALLABLE_WITH_HPP
#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_CALLABLE_WITH_HPP
//Mark that we don't support 0 arg calls due to compiler ICE in GCC 3.4/4.0/4.1 and
//wrong SFINAE for GCC 4.2/4.3
#if defined(__GNUC__) && !defined(__clang__) && ((__GNUC__*100 + __GNUC_MINOR__*10) >= 340) && ((__GNUC__*100 + __GNUC_MINOR__*10) <= 430)
#define BOOST_INTRUSIVE_DETAIL_HAS_MEMBER_FUNCTION_CALLABLE_WITH_0_ARGS_UNSUPPORTED
#elif defined(BOOST_INTEL) && (BOOST_INTEL < 1200 )
#define BOOST_INTRUSIVE_DETAIL_HAS_MEMBER_FUNCTION_CALLABLE_WITH_0_ARGS_UNSUPPORTED
#endif
#include <cstddef>
#include <boost/move/utility_core.hpp>
#include <boost/move/detail/fwd_macros.hpp>
namespace boost_intrusive_hmfcw {
typedef char yes_type;
struct no_type{ char dummy[2]; };
#if defined(BOOST_NO_CXX11_DECLTYPE)
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template<class T>
struct make_dontcare
{
typedef dont_care type;
};
#endif
struct dont_care
{
dont_care(...);
};
struct private_type
{
static private_type p;
private_type const &operator,(int) const;
};
template<typename T>
no_type is_private_type(T const &);
yes_type is_private_type(private_type const &);
#endif //#if defined(BOOST_NO_CXX11_DECLTYPE)
#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
template<typename T> struct remove_cv { typedef T type; };
template<typename T> struct remove_cv<const T> { typedef T type; };
template<typename T> struct remove_cv<const volatile T> { typedef T type; };
template<typename T> struct remove_cv<volatile T> { typedef T type; };
#endif
} //namespace boost_intrusive_hmfcw {
#endif //BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_CALLABLE_WITH_HPP
#ifndef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME
#error "You MUST define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME before including this header!"
#endif
#ifndef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN
#error "You MUST define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN before including this header!"
#endif
#ifndef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX
#error "You MUST define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX before including this header!"
#endif
#if BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX < BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN
#error "BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX value MUST be greater or equal than BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN!"
#endif
#if BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX == 0
#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_COMMA_IF
#else
#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_COMMA_IF ,
#endif
#ifndef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_BEG
#error "BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_BEG not defined!"
#endif
#ifndef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_END
#error "BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_END not defined!"
#endif
BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_BEG
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !defined(BOOST_NO_CXX11_DECLTYPE)
//With decltype and variadic templaes, things are pretty easy
template<typename Fun, class ...Args>
struct BOOST_MOVE_CAT(has_member_function_callable_with_,BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)
{
template<class U>
static decltype(boost::move_detail::declval<U>().
BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME(::boost::move_detail::declval<Args>()...)
, boost_intrusive_hmfcw::yes_type()) Test(U* f);
template<class U>
static boost_intrusive_hmfcw::no_type Test(...);
static const bool value = sizeof(Test<Fun>((Fun*)0)) == sizeof(boost_intrusive_hmfcw::yes_type);
};
#else //defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) || defined(BOOST_NO_CXX11_DECLTYPE)
/////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////
//
// has_member_function_callable_with_impl_XXX
// declaration, special case and 0 arg specializaton
//
/////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
/////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////
//
// has_member_function_callable_with_impl_XXX for 1 to N arguments
//
/////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////
//defined(BOOST_NO_CXX11_DECLTYPE) must be true
template<class Fun, class ...DontCares>
struct FunWrapTmpl : Fun
{
using Fun::BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME;
boost_intrusive_hmfcw::private_type BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME(DontCares...) const;
};
template<typename Fun, class ...Args>
struct BOOST_MOVE_CAT(has_member_function_callable_with_,BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<Fun, Args...>
{
typedef FunWrapTmpl<typename boost_intrusive_hmfcw::make_dontcare<Args>::type...> FunWrap;
static bool const value = (sizeof(boost_intrusive_hmfcw::no_type) ==
sizeof(boost_intrusive_hmfcw::is_private_type
( (::boost::move_detail::declval< FunWrap<Fun> >().
BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME(::boost::move_detail::declval<Args>()...), 0) )
)
);
};
#else //defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
//Preprocessor must be used to generate specializations instead of variadic templates
template <typename Type>
class BOOST_MOVE_CAT(has_member_function_named_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)
{
struct BaseMixin
{
void BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME();
};
struct Base : public boost_intrusive_hmfcw::remove_cv<Type>::type, public BaseMixin {};
template <typename T, T t> class Helper{};
template <typename U>
static boost_intrusive_hmfcw::no_type deduce
(U*, Helper<void (BaseMixin::*)(), &U::BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME>* = 0);
static boost_intrusive_hmfcw::yes_type deduce(...);
public:
static const bool value = sizeof(boost_intrusive_hmfcw::yes_type) == sizeof(deduce((Base*)0));
};
/////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////
//
// has_member_function_callable_with_impl_XXX specializations
//
/////////////////////////////////////////////////////////
template<typename Fun, bool HasFunc BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_COMMA_IF BOOST_MOVE_CAT(BOOST_MOVE_CLASSDFLT,BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX)>
struct BOOST_MOVE_CAT(has_member_function_callable_with_impl_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME);
//No BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME member specialization
template<typename Fun BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_COMMA_IF BOOST_MOVE_CAT(BOOST_MOVE_CLASS,BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX)>
struct BOOST_MOVE_CAT(has_member_function_callable_with_impl_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)
<Fun, false BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_COMMA_IF BOOST_MOVE_CAT(BOOST_MOVE_TARG,BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX)>
{
static const bool value = false;
};
#if BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN == 0
//0 arg specialization when BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME is present
#if !defined(BOOST_NO_CXX11_DECLTYPE)
template<typename Fun>
struct BOOST_MOVE_CAT(has_member_function_callable_with_impl_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<Fun, true>
{
template<class U>
static decltype(boost::move_detail::declval<U>().BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME()
, boost_intrusive_hmfcw::yes_type()) Test(U* f);
template<class U>
static boost_intrusive_hmfcw::no_type Test(...);
static const bool value = sizeof(Test<Fun>((Fun*)0)) == sizeof(boost_intrusive_hmfcw::yes_type);
};
#else //defined(BOOST_NO_CXX11_DECLTYPE)
#if !defined(BOOST_INTRUSIVE_DETAIL_HAS_MEMBER_FUNCTION_CALLABLE_WITH_0_ARGS_UNSUPPORTED)
template<class F, std::size_t N = sizeof(boost::move_detail::declval<F>().BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME(), 0)>
struct BOOST_MOVE_CAT(zeroarg_checker_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)
{ boost_intrusive_hmfcw::yes_type dummy[N ? 1 : 2]; };
template<typename Fun>
struct BOOST_MOVE_CAT(has_member_function_callable_with_impl_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<Fun, true>
{
template<class U> static BOOST_MOVE_CAT(zeroarg_checker_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<U>
Test(BOOST_MOVE_CAT(zeroarg_checker_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<U>*);
template<class U> static boost_intrusive_hmfcw::no_type Test(...);
static const bool value = sizeof(Test< Fun >(0)) == sizeof(boost_intrusive_hmfcw::yes_type);
};
#else //defined(BOOST_INTRUSIVE_DETAIL_HAS_MEMBER_FUNCTION_CALLABLE_WITH_0_ARGS_UNSUPPORTED)
template<typename Fun>
struct BOOST_MOVE_CAT(has_member_function_callable_with_impl_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<Fun, true>
{//GCC [3.4-4.3) gives ICE when instantiating the 0 arg version so it is not supported.
static const bool value = true;
};
#endif//!defined(BOOST_INTRUSIVE_DETAIL_HAS_MEMBER_FUNCTION_CALLABLE_WITH_0_ARGS_UNSUPPORTED)
#endif //!defined(BOOST_NO_CXX11_DECLTYPE)
#endif //#if BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN == 0
#if BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX > 0
//1 to N arg specialization when BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME is present
#if defined(BOOST_NO_CXX11_DECLTYPE)
#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_ITERATION(N)\
template<class Fun> struct BOOST_MOVE_CAT(FunWrap##N, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME) : Fun\
{\
using Fun::BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME;\
boost_intrusive_hmfcw::private_type BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME\
(BOOST_MOVE_REPEAT##N(boost_intrusive_hmfcw::dont_care)) const;\
};\
\
template<typename Fun, BOOST_MOVE_CLASS##N>\
struct BOOST_MOVE_CAT(has_member_function_callable_with_impl_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<Fun, true, BOOST_MOVE_TARG##N>\
{\
static bool const value = (sizeof(boost_intrusive_hmfcw::no_type) == sizeof(boost_intrusive_hmfcw::is_private_type\
( (::boost::move_detail::declval\
< BOOST_MOVE_CAT(FunWrap##N, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<Fun> >().\
BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME(BOOST_MOVE_DECLVAL##N), 0) )\
)\
);\
};\
//
#else
#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_ITERATION(N)\
template<typename Fun, BOOST_MOVE_CLASS##N>\
struct BOOST_MOVE_CAT(has_member_function_callable_with_impl_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)\
<Fun, true, BOOST_MOVE_TARG##N>\
{\
template<class U>\
static decltype(boost::move_detail::declval<U>().\
BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME(BOOST_MOVE_DECLVAL##N)\
, boost_intrusive_hmfcw::yes_type()) Test(U* f);\
template<class U>\
static boost_intrusive_hmfcw::no_type Test(...);\
static const bool value = sizeof(Test<Fun>((Fun*)0)) == sizeof(boost_intrusive_hmfcw::yes_type);\
};\
//
#endif
////////////////////////////////////
// Build and invoke BOOST_MOVE_ITERATE_NTOM macrofunction, note that N has to be at least 1
////////////////////////////////////
#if BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN == 0
#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_ITERATE_MIN 1
#else
#define BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_ITERATE_MIN BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN
#endif
BOOST_MOVE_CAT
(BOOST_MOVE_CAT(BOOST_MOVE_CAT(BOOST_MOVE_ITERATE_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_ITERATE_MIN), TO)
,BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX)
(BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_ITERATION)
#undef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_ITERATION
#undef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_ITERATE_MIN
////////////////////////////////////
// End of BOOST_MOVE_ITERATE_NTOM
////////////////////////////////////
#endif //BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX > 0
/////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////
//
// has_member_function_callable_with_FUNC
//
/////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////
//Otherwise use the preprocessor
template<typename Fun BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_COMMA_IF BOOST_MOVE_CAT(BOOST_MOVE_CLASSDFLT,BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX)>
struct BOOST_MOVE_CAT(has_member_function_callable_with_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)
: public BOOST_MOVE_CAT(has_member_function_callable_with_impl_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)
<Fun
, BOOST_MOVE_CAT(has_member_function_named_, BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME)<Fun>::value
BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_COMMA_IF BOOST_MOVE_CAT(BOOST_MOVE_TARG,BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX)>
{};
#endif //defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
#endif
BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_END
//Undef local macros
#undef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_COMMA_IF
//Undef user defined macros
#undef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_FUNCNAME
#undef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MIN
#undef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_MAX
#undef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_BEG
#undef BOOST_INTRUSIVE_HAS_MEMBER_FUNCTION_CALLABLE_WITH_NS_END
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