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Diffstat (limited to '3rdparty/lzma/CPP/Windows/NtCheck.h')
-rw-r--r--3rdparty/lzma/CPP/Windows/NtCheck.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/3rdparty/lzma/CPP/Windows/NtCheck.h b/3rdparty/lzma/CPP/Windows/NtCheck.h
new file mode 100644
index 00000000000..e56318f0093
--- /dev/null
+++ b/3rdparty/lzma/CPP/Windows/NtCheck.h
@@ -0,0 +1,44 @@
+// Windows/NtCheck.h
+
+#ifndef __WINDOWS_NT_CHECK_H
+#define __WINDOWS_NT_CHECK_H
+
+#ifdef _WIN32
+
+#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