copyable.hpp

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#ifndef Om_Copyable_
 
    #define Om_Copyable_ \
    Om::Copyable
 
    #ifndef Om_Macro_Precompilation_
 
        #include <memory>
 
    #endif
 
namespace Om {
 
    // MARK: - Om::Copyable
 
    class Copyable {
 
        template <typename TheCopyable>
        friend std::auto_ptr<TheCopyable> Copy(TheCopyable const &);
 
    public: // MARK: public (non-static)
 
        virtual ~Copyable() = 0;
 
        virtual std::auto_ptr<Copyable> Copy() const = 0;
 
    private: // MARK: private (non-static)
 
        Copyable & operator =(Copyable const &);
 
    };
 
    // MARK: - Om::
 
    template <typename TheCopyable>
    std::auto_ptr<TheCopyable> Copy(TheCopyable const &);
 
}
 
    #include "om/copyable.cpp"
 
#endif