macros.hpp
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00001 
00008 /*****************************************************************************
00009 ** Ifdefs
00010 *****************************************************************************/
00011 
00012 #ifndef ECL_CONCEPTS_MACROS_HPP_
00013 #define ECL_CONCEPTS_MACROS_HPP_
00014 
00015 /*****************************************************************************
00016 ** Namespaces
00017 *****************************************************************************/
00018 
00019 namespace ecl {
00020 namespace concepts {
00021 
00022 /*****************************************************************************
00023 ** Classes
00024 *****************************************************************************/
00036   template <void(*)()> struct InstantiateConceptCheck {};
00037 
00044   template <class Model>
00045   void CONCEPT_CHECK_FAILED()
00046   {
00047       ((Model*)0)->~Model();
00048   }
00049 
00057   template <class Model>
00058   struct CONCEPT_CHECK
00059   {
00060       InstantiateConceptCheck< CONCEPT_CHECK_FAILED<Model> > x; 
00061       enum { instantiate = 1  };
00062   };
00066 }; // namespace concepts
00067 }; // namespace ecl
00068 
00069 #define ecl_concept_check_name_expand(Name) ConceptCheck ## Name
00070 #define ecl_concept_check_name(Name) ecl_concept_check_name_expand(Name)
00071 
00092 #define ecl_compile_time_concept_check( Model )  \
00093         enum { ecl_concept_check_name(__LINE__) = ecl::concepts::CONCEPT_CHECK< Model >::instantiate }
00094 
00116 #define ecl_compile_time_concept_test( Model ) \
00117         ecl_compile_time_concept_check( Model ); \
00118     ~Model()
00119 
00123 #endif /* ECL_CONCEPTS_MACROS_HPP_ */


ecl_concepts
Author(s): Daniel Stonier
autogenerated on Thu Jun 6 2019 21:17:33