X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/7f9f97c792dee6875fbca9806422bdd7d6c5a657..fc31973daffea3506051ce51a5f79383ce0867d6:/LUFA/Drivers/USB/Class/Common/Printer.h

diff --git a/LUFA/Drivers/USB/Class/Common/Printer.h b/LUFA/Drivers/USB/Class/Common/Printer.h
index ea6f1abb0..b0c1416cb 100644
--- a/LUFA/Drivers/USB/Class/Common/Printer.h
+++ b/LUFA/Drivers/USB/Class/Common/Printer.h
@@ -28,6 +28,15 @@
   this software.
 */
 
+/** \file
+ *  \brief Common definitions and declarations for the library USB Printer Class driver.
+ *
+ *  Common definitions and declarations for the library USB Printer Class driver.
+ *
+ *  \note This file should not be included directly. It is automatically included as needed by the class driver
+ *        dispatch header located in LUFA/Drivers/USB/Class/Printer.h.
+ */
+
 /** \ingroup Group_USBClassMS
  *  @defgroup Group_USBClassPrinterCommon  Common Class Definitions
  *
@@ -49,8 +58,13 @@
 	/* Enable C linkage for C++ Compilers: */
 		#if defined(__cplusplus)
 			extern "C" {
-		#endif
+		#endif
 
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_PRINTER_DRIVER)
+			#error Do not include this file directly. Include LUFA/Drivers/Class/Printer.h instead.
+		#endif
+		
 	/* Macros: */
 		/** Port status mask for a printer device, indicating that an error has *not* occurred. */
 		#define PRNT_PORTSTATUS_NOTERROR    (1 << 3)