mi32/thrlcstr.h

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#ifndef  INC_MI32_THRLCSTR_H
#define  INC_MI32_THRLCSTR_H

#ifndef  INC_MI32_STDDEFNS_H
   #include <mi32/stddefns.h>
#endif

#ifdef MISYSTEMDLL
   #define CLASSLIBEXPORT MI_DLLCLASSEXPORT
#else
   #define CLASSLIBEXPORT MI_DLLCLASSIMPORT
#endif

namespace MITHREAD {

class CLASSLIBEXPORT LOCALSTORAGE {
   public:
      class CLASSLIBEXPORT BASE {         
         protected:
            BASE ();
            virtual ~BASE () = 0;
            
         friend class LOCALSTORAGE;
         };
   
   protected:
      // Default ctor.  Obtain index for thread local data
      LOCALSTORAGE (
         );
         
      virtual ~LOCALSTORAGE (
         );
         
      void SetValue (
         BASE* data
         );
         
      BASE* GetValue (
         ) const;
         
   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT
      class PRIV;
      PRIV *m_priv;
      
      #if defined(UNIX)
      static void dtorFunc (void* data);
      #else
      static void dtorFunc (void* cb, void* data);
      #endif
      #endif 
   };
   

template <class _CT> class LOCALSTORAGE_T : public LOCALSTORAGE {
   public:
      virtual ~LOCALSTORAGE_T (
         ) {
         _CT::TLSSystemClose();
         }

      _CT *GetValue (
         ) { 
         BASE* data = LOCALSTORAGE::GetValue();
         if (data == 0) {
            data = new _CT;
            SetValue(data);
            }
         return (static_cast<_CT*>(data));
         }
   };
   
}  // End of MITHREAD namespace

#undef CLASSLIBEXPORT
   
#endif      

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