MPD  0.20.15
RefCount.hxx
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30 
36 #ifndef MPD_REFCOUNT_HXX
37 #define MPD_REFCOUNT_HXX
38 
39 #include <atomic>
40 
41 class RefCount {
42  std::atomic_uint n;
43 
44 public:
45 #ifndef _LIBCPP_VERSION
46  /* the "constexpr" is missing in libc++'s "atomic"
47  implementation */
48  constexpr
49 #endif
50  RefCount():n(1) {}
51 
52  void Increment() {
53  ++n;
54  }
55 
59  bool Decrement() {
60  return --n == 0;
61  }
62 };
63 
64 #endif
constexpr RefCount()
Definition: RefCount.hxx:50
void Increment()
Definition: RefCount.hxx:52
bool Decrement()
Definition: RefCount.hxx:59