30 lines
696 B
C++
30 lines
696 B
C++
#ifndef SCOPED_PTR_H
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#define SCOPED_PTR_H
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#include "transfer_ptr.h"
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#include "uncopyable.h"
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template<class T, class Deleter = defined_deleter>
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class scoped_ptr : Uncopyable {
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public:
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explicit scoped_ptr(T *p = 0) : p_(p) {}
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template<class U> explicit scoped_ptr(transfer_ptr<U, Deleter> p) : p_(p.release()) {}
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~scoped_ptr() { Deleter::del(p_); }
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T * get() const { return p_; }
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void reset(T *p = 0) { Deleter::del(p_); p_ = p; }
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T & operator*() const { return *p_; }
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T * operator->() const { return p_; }
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operator bool() const { return p_; }
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template<class U>
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scoped_ptr & operator=(transfer_ptr<U, Deleter> p) {
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reset(p.release());
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return *this;
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}
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private:
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T *p_;
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};
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#endif
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