How to make a class non derivable in C++

NoDerive.cpp

class NoDerive {
    NoDerive(){};
public:
    static NoDerive GetNoDerive(){ return NoDerive();};
    ~NoDerive(){};
};



class NoDerive;
class NoDeriveBase
{
    friend class NoDerive;
    NoDeriveBase(){};
};
class NoDerive:private virtual NoDeriveBase {
public:
    NoDerive(){};
    ~NoDerive(){};
};