X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/7f9f97c792dee6875fbca9806422bdd7d6c5a657..7d51e51c79c3af7791f4c3e8c7e5e8196a2c3f93:/LUFA/Drivers/USB/HighLevel/StreamCallbacks.h

diff --git a/LUFA/Drivers/USB/HighLevel/StreamCallbacks.h b/LUFA/Drivers/USB/HighLevel/StreamCallbacks.h
index c502330d6..777b588fb 100644
--- a/LUFA/Drivers/USB/HighLevel/StreamCallbacks.h
+++ b/LUFA/Drivers/USB/HighLevel/StreamCallbacks.h
@@ -41,6 +41,11 @@
 #ifndef __STREAMCALLBACK_H__
 #define __STREAMCALLBACK_H__
 
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_USB_DRIVER)
+			#error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+		#endif
+		
 	/* Public Interface - May be used in end-application: */
 		/* Macros: */
 			/** Used with the Endpoint and Pipe stream functions as the callback function parameter, indicating that the stream