?Ver código CPP
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#if !defined(__SINGLETON_AUTO_PTR__)
#define __SINGLETON_AUTO_PTR__
 
#include <memory>
#include "uncopyable.h"
 
template <typename T>
class Singleton : public uncopyable {
public:
    static T* getInstance(){
        static const std::auto_ptr<T> __instance(new T);
        return __instance.get();
    }
protected:
    Singleton(){};
    virtual ~Singleton(){};
};
 
#endif
?Ver código CPP
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#ifndef UNCOPYABLE_H_
#define UNCOPYABLE_H_
 
class uncopyable{ // Idea from Effictive C++ by Scott Meyers
protected:
    uncopyable() {}
    ~uncopyable() {}
private:
    uncopyable(const uncopyable &);
    uncopyable & operator=(const uncopyable &);
};
#endif