vlDynamic.h

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/*******************************************************************************
** Copyright (c) 1992-2010 VT MAK
** All rights reserved.
*******************************************************************************/
#pragma once

#include "vlMachineTypes.h"
#include "vlString.h"


#ifdef DtUSE_UTILITIES_NAMESPACE
namespace DtUSE_UTILITIES_NAMESPACE
{
#endif


class DT_DLL_VLUTIL DtDynamicLibrary
{
public:

   virtual ~DtDynamicLibrary();

protected:
   DtDynamicLibrary( const DtString &libName);

private:
   DtDynamicLibrary(const DtDynamicLibrary &other);

   DtDynamicLibrary & operator=(const DtDynamicLibrary &other);

public:
   bool isValid() const;

   DtString libraryName() const;

   const char *error() const;

   virtual void *procAddress( const DtString &symName);

public: 

   static DtString standardExtension();

   static DtDynamicLibrary* create( const DtString &libName,
      bool addPlatExt = true, bool useLazyEval = false, bool useGlobal = false);
protected:

   virtual void open( bool addPlatExt, bool useLazyEval, bool useGlobal);

protected:

   void *myHandle;
   DtString myLibraryName;
   char *myLastError;

};

#ifdef DtUSE_UTILITIES_NAMESPACE
} 
#endif