atomic_ptr.h

#ifndef SIMDJSON_INTERNAL_ATOMIC_PTR_H
#define SIMDJSON_INTERNAL_ATOMIC_PTR_H
 
#include "simdjson/base.h"
#include <atomic>
 
namespace simdjson {
namespace internal {
 
template<typename T>
class atomic_ptr {
public:
  atomic_ptr(T *_ptr) : ptr{_ptr} {}
 
  operator const T*() const { return ptr.load(); }
  const T& operator*() const { return *ptr; }
  const T* operator->() const { return ptr.load(); }
 
  operator T*() { return ptr.load(); }
  T& operator*() { return *ptr; }
  T* operator->() { return ptr.load(); }
  atomic_ptr& operator=(T *_ptr) { ptr = _ptr; return *this; }
 
private:
  std::atomic<T*> ptr;
};
 
} // namespace internal
} // namespace simdjson
 
#endif // SIMDJSON_INTERNAL_ATOMIC_PTR_H