--- libaitio/inc/aitio.h	2010/04/05 08:51:34	1.3.2.4
+++ libaitio/inc/aitio.h	2010/04/06 14:26:55	1.3.2.6
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: aitio.h,v 1.3.2.4 2010/04/05 08:51:34 misho Exp $
+* $Id: aitio.h,v 1.3.2.6 2010/04/06 14:26:55 misho Exp $
 *
 *************************************************************************/
 #ifndef __AITIO_H
@@ -257,6 +257,17 @@ int io_Cmd_Exit(void *cmds, FILE *out, char ** __restr
 					!strncmp(CMDS[i].cmd_name, text, len)) \
 				return strdup(CMDS[i].cmd_name); \
 		} \
+		return NULL; \
+	}
+
+/*
+ * io_Make_Comp_Args - Declare helper function for Arguments completion
+*/
+#define IO_MAKE_COMP_ARGS(FUNC, ARGS)	\
+	char *FUNC(const char *text __attribute__((unused)), int state) \
+	{ \
+		while (ARGS[state]) \
+			return strdup(ARGS[state]); \
 		return NULL; \
 	}