blocxx
IntrusiveCountableBase.hpp
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38//
39// Copyright (c) 2001, 2002 Peter Dimov
40//
41// Permission to copy, use, modify, sell and distribute this software
42// is granted provided this copyright notice appears in all copies.
43// This software is provided "as is" without express or implied
44// warranty, and with no claim as to its suitability for any purpose.
45//
46
47#ifndef BLOCXX_INTRUSIVE_COUNTABLE_BASE_HPP_INCLUDE_GUARD_
48#define BLOCXX_INTRUSIVE_COUNTABLE_BASE_HPP_INCLUDE_GUARD_
49
50#include "blocxx/BLOCXX_config.h"
51#include "blocxx/RefCount.hpp"
52
53namespace BLOCXX_NAMESPACE
54{
55
61
65
66class BLOCXX_COMMON_API IntrusiveCountableBase
67{
68private:
70
71protected:
76
81
83 {
84 // don't change m_useCount
85 return *this;
86 }
87
89
90public:
92 {
93 p->m_useCount.inc();
94 }
95
97 {
98 if (p->m_useCount.decAndTest())
99 delete p;
100 }
101};
102
103} // end namespace BLOCXX_NAMESPACE
104
105#endif
106
IntrusiveCountableBase & operator=(const IntrusiveCountableBase &)
IntrusiveCountableBase(const IntrusiveCountableBase &)
friend void IntrusiveReferenceAddRef(IntrusiveCountableBase *p)
friend void IntrusiveReferenceRelease(IntrusiveCountableBase *p)
Taken from RFC 1321.
void IntrusiveReferenceRelease(IntrusiveCountableBase *p)
void IntrusiveReferenceAddRef(IntrusiveCountableBase *p)