blob: 5dbda9af9c6e5ddb125c0f64a6c8485b25e0beac [file] [log] [blame]
#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); // old API only
extern YAML_CPP_API _Null Null;
}
#endif // NULL_H_62B23520_7C8E_11DE_8A39_0800200C9A66