member_variable_macro.hh File Reference

#include <boost/type_traits/is_same.hpp>
#include <boost/preprocessor/cat.hpp>

Go to the source code of this file.

Macros
#define	KASKADE_CREATE_MEMBER_VARIABLE_CHECK(VARIABLE_TYPE, VARIABLE_NAME, NAME)
#define	KASKADE_CREATE_MEMBER_NAME_CHECK(VARIABLE_NAME, NAME)

Macro Definition Documentation

KASKADE_CREATE_MEMBER_NAME_CHECK

#define KASKADE_CREATE_MEMBER_NAME_CHECK	(		VARIABLE_NAME,
			NAME
	)

Value:

template<typename T> \
struct NAME { \
    struct Fallback { \
        bool VARIABLE_NAME; \
    }; \
    \
    struct Derived : T, Fallback { }; \
    template<typename C, C> \
    struct ChT; \
    \
    template<typename C> \
    static std::false_type f(ChT< bool Fallback::*, &C::VARIABLE_NAME >*); \
    template<typename C> \
    static std::true_type f(...); \
    \
    typedef decltype(f<Derived>(0)) type; \
    static bool const value = type::value; \
};

Definition at line 63 of file member_variable_macro.hh.

KASKADE_CREATE_MEMBER_VARIABLE_CHECK

#define KASKADE_CREATE_MEMBER_VARIABLE_CHECK	(		VARIABLE_TYPE,
			VARIABLE_NAME,
			NAME
	)

Value:

  template<class T, bool variableExists> \
  struct BOOST_PP_CAT(Kaskade_,BOOST_PP_CAT(NAME,_VariableTypeCheck{)) \
    static bool const value = false; \
  };\
  \
  template<class T> \
  struct BOOST_PP_CAT(Kaskade_,BOOST_PP_CAT(NAME,_VariableTypeCheck))<T,true>{ \
    static bool const value = boost::is_same<VARIABLE_TYPE,decltype(T::VARIABLE_NAME)>::value; \
  };\
  \
template<typename T> \
struct NAME { \
    struct Fallback { \
        VARIABLE_TYPE VARIABLE_NAME; \
    }; \
    \
    struct Derived : T, Fallback { }; \
    template<typename C, C> \
    struct ChT; \
    \
    template<typename C> \
    static std::false_type f(ChT< VARIABLE_TYPE Fallback::*, &C::VARIABLE_NAME >*); \
    template<typename C> \
    static std::true_type f(...); \
    \
    typedef decltype(f<Derived>(0)) type; \
    static bool const value = BOOST_PP_CAT(Kaskade_,BOOST_PP_CAT(NAME,_VariableTypeCheck))<T,type::value>::value; \
};

Definition at line 29 of file member_variable_macro.hh.