mame/3rdparty/lzma/CPP/Windows/NtCheck.h
2023-12-06 07:58:49 +11:00

59 lines
1.1 KiB
C

// Windows/NtCheck.h
#ifndef ZIP7_INC_WINDOWS_NT_CHECK_H
#define ZIP7_INC_WINDOWS_NT_CHECK_H
#ifdef _WIN32
#include "../Common/MyWindows.h"
#if !defined(_WIN64) && !defined(UNDER_CE)
#if defined(_MSC_VER) && _MSC_VER >= 1900
#pragma warning(push)
// GetVersionExW was declared deprecated
#pragma warning(disable : 4996)
#endif
static inline bool IsItWindowsNT()
{
OSVERSIONINFO vi;
vi.dwOSVersionInfoSize = sizeof(vi);
return (::GetVersionEx(&vi) && vi.dwPlatformId == VER_PLATFORM_WIN32_NT);
}
#if defined(_MSC_VER) && _MSC_VER >= 1900
#pragma warning(pop)
#endif
#endif
#ifndef _UNICODE
extern
bool g_IsNT;
#if defined(_WIN64) || defined(UNDER_CE)
bool g_IsNT = true;
#define SET_IS_NT
#else
bool g_IsNT = false;
#define SET_IS_NT g_IsNT = IsItWindowsNT();
#endif
#define NT_CHECK_ACTION
// #define NT_CHECK_ACTION { NT_CHECK_FAIL_ACTION }
#else
#if !defined(_WIN64) && !defined(UNDER_CE)
#define NT_CHECK_ACTION if (!IsItWindowsNT()) { NT_CHECK_FAIL_ACTION }
#else
#define NT_CHECK_ACTION
#endif
#define SET_IS_NT
#endif
#define NT_CHECK NT_CHECK_ACTION SET_IS_NT
#else
#define NT_CHECK
#endif
#endif