Add new STRINGIFY() and STRINGIFY_EXPANDED() convenience macros.

LUFA/Common/Common.h

@@ -182,6 +182,26 @@
 				#define MIN(x, y)               ((x < y) ? x : y)
 			#endif
 			
+			#if !defined(STRINGIFY) || defined(__DOXYGEN__)
+				/** Converts the given input into a string, via the C Preprocessor. This macro puts literal quotation
+				 *  marks around the input, converting the source into a string literal.
+				 *
+				 *  \param[in] x  Input to convert into a string literal.
+				 *
+				 *  \return String version of the input.
+				 */
+				#define STRINGIFY(x)            #x
+
+				/** Converts the given input into a string after macro expansion, via the C Preprocessor. This macro puts
+				 *  literal quotation marks around the expanded input, converting the source into a string literal.
+				 *
+				 *  \param[in] x  Input to expand and convert into a string literal.
+				 *
+				 *  \return String version of the expanded input.
+				 */
+				#define STRINGIFY_EXPANDED(x)   STRINGIFY(x)
+			#endif
+
 			#if (ARCH == ARCH_AVR8) || defined(__DOXYGEN__)
 				/** Defines a volatile \c NOP statement which cannot be optimized out by the compiler, and thus can always
 				 *  be set as a breakpoint in the resulting code. Useful for debugging purposes, where the optimizer

LUFA/ManPages/ChangeLog.txt

@@ -27,6 +27,7 @@
   *   - Added new USB_Host_ConfigurationNumber global variable to indicate the selected configuration in an attached device
   *   - Added new USB_Host_GetDeviceStatus() function to the host standard request function set
   *   - Added AVR USB XMEGA architecture port (currently incomplete/experimental)
+  *   - Added new STRINGIFY() and STRINGIFY_EXPANDED() convenience macros
   *  - Library Applications:
   *   - Added RNDIS device mode to the Webserver project
   *   - Added new incomplete AndroidAccessoryHost Host LowLevel demo