IpLibraryLoader.hpp

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// Copyright (C) 2021 COIN-OR Foundation
// All Rights Reserved.
// This code is published under the Eclipse Public License.
 
#ifndef __IPLIBRARYLOADER_HPP__
#define __IPLIBRARYLOADER_HPP__
 
#include "IpReferenced.hpp"
#include "IpException.hpp"
 
#ifdef _WIN32
# define IPOPT_SHAREDLIBEXT "dll"
#elif defined(__APPLE__)
# define IPOPT_SHAREDLIBEXT "dylib"
#else
# define IPOPT_SHAREDLIBEXT "so"
#endif
 
namespace Ipopt
{
 
class IPOPTLIB_EXPORT LibraryLoader : public ReferencedObject
{
private:
   std::string libname;
   void* libhandle;
 
   LibraryLoader(const LibraryLoader&);
   LibraryLoader& operator=(const LibraryLoader&);
 
public:
   LibraryLoader(
      const std::string& libname_  
   )
      : libname(libname_),
        libhandle(NULL)
   { }
 
   ~LibraryLoader()
   {
      unloadLibrary();
   }
 
   void loadLibrary();
 
   void unloadLibrary();
 
   void* loadSymbol(
      const std::string& symbolname  
   );
};
 
DECLARE_STD_EXCEPTION(DYNAMIC_LIBRARY_FAILURE);
 
} // namespace Ipopt
 
#endif /* __IPLIBRARYLOADER_HPP__ */