windows: added WIN_IsWindows7OrGreater().
diff --git a/src/core/windows/SDL_windows.c b/src/core/windows/SDL_windows.c
index d5fb5dd..6624043 100644
--- a/src/core/windows/SDL_windows.c
+++ b/src/core/windows/SDL_windows.c
@@ -124,6 +124,15 @@ BOOL WIN_IsWindowsVistaOrGreater(void)
#endif
}
+BOOL WIN_IsWindows7OrGreater(void)
+{
+#ifdef __WINRT__
+ return TRUE;
+#else
+ return IsWindowsVersionOrGreater(HIBYTE(_WIN32_WINNT_WIN7), LOBYTE(_WIN32_WINNT_WIN7), 0);
+#endif
+}
+
/*
WAVExxxCAPS gives you 31 bytes for the device name, and just truncates if it's
longer. However, since WinXP, you can use the WAVExxxCAPS2 structure, which
diff --git a/src/core/windows/SDL_windows.h b/src/core/windows/SDL_windows.h
index d1e1a00..4a3336a 100644
--- a/src/core/windows/SDL_windows.h
+++ b/src/core/windows/SDL_windows.h
@@ -60,6 +60,9 @@ extern void WIN_CoUninitialize(void);
/* Returns SDL_TRUE if we're running on Windows Vista and newer */
extern BOOL WIN_IsWindowsVistaOrGreater(void);
+/* Returns SDL_TRUE if we're running on Windows 7 and newer */
+extern BOOL WIN_IsWindows7OrGreater(void);
+
/* You need to SDL_free() the result of this call. */
extern char *WIN_LookupAudioDeviceName(const WCHAR *name, const GUID *guid);