Added support for enum type in HDF5

src/hdf5_array.hpp

@@ -146,6 +146,34 @@ namespace CosmoTool {
     }
   };
 
+  class hdf5_BoolType
+  {
+  public:
+    H5::EnumType type;
+
+    hdf5_BoolType()
+      : type(sizeof(bool))
+    {
+      bool v;
+      
+      v = true;
+      type.insert("TRUE", &v);
+      v = false;
+      type.insert("FALSE", &v);
+    }
+    static const hdf5_BoolType *ctype()
+    {
+      static hdf5_BoolType singleton;
+      
+      return &singleton;
+    }
+  };
+
+  template<> struct get_hdf5_data_type<bool> { 
+    static H5::DataType type() {
+      return hdf5_BoolType::ctype()->type;
+    }
+  };
 
   template<typename ArrayType>
   void hdf5_write_array(H5::CommonFG& fg, const std::string& data_set_name, const ArrayType& data )
@@ -295,6 +323,38 @@ namespace CosmoTool { \
     }; \
 };
 
+
+#define CTOOL_HDF5_INSERT_ENUM_ELEMENT(r, STRUCT, element) \
+     { \
+       const char *field_name = BOOST_PP_STRINGIZE(element); \
+       STRUCT a = element; \
+       type.insert(field_name, &a); \
+     } 
+
+
+#define CTOOL_ENUM_TYPE(STRUCT, TNAME, ATTRIBUTES) \
+namespace CosmoTool { \
+    class TNAME {  \
+    public:  \
+      H5::EnumType type;  \
+  \
+      TNAME() : type(sizeof(STRUCT)) \
+      {  \
+        long position; \
+        BOOST_PP_SEQ_FOR_EACH(CTOOL_HDF5_INSERT_ENUM_ELEMENT, STRUCT, ATTRIBUTES) \
+      }  \
+      \
+      static const TNAME *ctype() \
+      { \
+        static TNAME singleton; \
+        return &singleton; \
+      } \
+    }; \
+    template<> struct get_hdf5_data_type<STRUCT> { \
+        static H5::DataType type() { return TNAME::ctype()->type; }; \
+    }; \
+};
+
 #define CTOOL_ARRAY_TYPE(ARRAY_TYPE, DIM, TNAME) \
 namespace CosmoTool { \
     class TNAME { \