yaml-cpp/include/yaml-cpp/null.h

26 lines
656 B
C++

#ifndef NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#define NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
#if defined(_MSC_VER) || (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
#pragma once
#endif
#include "yaml-cpp/dll.h"
namespace YAML
{
class Node;
struct YAML_CPP_API _Null {};
inline bool operator == (const _Null&, const _Null&) { return true; }
inline bool operator != (const _Null&, const _Null&) { return false; }
YAML_CPP_API bool IsNull(const Node& node);
extern YAML_CPP_API _Null Null;
}
#endif // NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66