1 files changed, 72 insertions, 0 deletions
diff --git a/zen/win_ver.h b/zen/win_ver.h
new file mode 100644
index 00000000..ca075bbe
--- /dev/null
+++ b/zen/win_ver.h
@@ -0,0 +1,72 @@
+// **************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl.html       *
+// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de)                    *
+// **************************************************************************
+
+#ifndef WINDOWS_VERSION_HEADER_238470348254325
+#define WINDOWS_VERSION_HEADER_238470348254325
+
+#include "win.h"
+
+namespace zen
+{
+bool winXpOrLater();
+bool winServer2003orLater();
+bool vistaOrLater();
+bool win7OrLater();
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+//######################### implementation #########################
+namespace impl
+{
+inline
+bool winXyOrLater(DWORD major, DWORD minor)
+{
+    OSVERSIONINFO osvi = {};
+    osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+    if (::GetVersionEx(&osvi))
+        return osvi.dwMajorVersion > major ||
+               (osvi.dwMajorVersion == major && osvi.dwMinorVersion >= minor);
+    return false;
+}
+}
+
+//version overview: http://msdn.microsoft.com/en-us/library/ms724834(VS.85).aspx
+
+//2000        is version 5.0
+//XP          is version 5.1
+//Server 2003 is version 5.2
+//Vista       is version 6.0
+//Seven       is version 6.1
+
+inline
+bool winXpOrLater() { return impl::winXyOrLater(5, 1); }
+
+inline
+bool winServer2003orLater() { return impl::winXyOrLater(5, 2); }
+
+inline
+bool vistaOrLater() { return impl::winXyOrLater(6, 0); }
+
+inline
+bool win7OrLater() { return impl::winXyOrLater(6, 1); }
+}
+
+#endif //WINDOWS_VERSION_HEADER_238470348254325