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

diff --git a/LUFA/Drivers/USB/HighLevel/USBInterrupt.h b/LUFA/Drivers/USB/HighLevel/USBInterrupt.h
index 5aa10db08..f13d94559 100644
--- a/LUFA/Drivers/USB/HighLevel/USBInterrupt.h
+++ b/LUFA/Drivers/USB/HighLevel/USBInterrupt.h
@@ -45,6 +45,11 @@
 			extern "C" {
 		#endif
 
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_USB_DRIVER)
+			#error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+		#endif
+		
 	/* Private Interface - For use in library only: */
 	#if !defined(__DOXYGEN__)
 		/* Macros: */