1 files changed, 46 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/CPP/Windows/NtCheck.h b/other-licenses/7zstub/src/CPP/Windows/NtCheck.h
new file mode 100644
index 0000000000..401e239e06
--- /dev/null
+++ b/other-licenses/7zstub/src/CPP/Windows/NtCheck.h
@@ -0,0 +1,46 @@
+// Windows/NtCheck.h
+
+#ifndef __WINDOWS_NT_CHECK_H
+#define __WINDOWS_NT_CHECK_H
+
+#ifdef _WIN32
+
+#include "../Common/MyWindows.h"
+
+#if !defined(_WIN64) && !defined(UNDER_CE)
+static inline bool IsItWindowsNT()
+{
+  OSVERSIONINFO vi;
+  vi.dwOSVersionInfoSize = sizeof(vi);
+  return (::GetVersionEx(&vi) && vi.dwPlatformId == VER_PLATFORM_WIN32_NT);
+}
+#endif
+
+#ifndef _UNICODE
+  #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