shared_ptr.h revision 0d49a2fbc9857ad8dd29542de7fb37202f1a283f
#ifndef __SHARED_PTR_H__
#define __SHARED_PTR_H__
#ifdef __cplusplus
{
struct imp
{
T *ptr;
int refcnt;
};
{
}
~SharedPtr()
{
p->refcnt--;
if (p->refcnt == 0)
delete p;
}
{
p = rhs.p;
p->refcnt++;
}
{
p->refcnt--;
if (p->refcnt == 0)
delete p;
p = rhs.p;
p->refcnt++;
return *this;
}
T *get() const
{
return p->ptr;
}
T *operator->()
{
return p->ptr;
}
const T*operator->() const
{
return p->ptr;
}
int use_count()
{
return p->refcnt;
}
imp *p;
};
#endif
#endif