--- libaitio/src/Attic/vars.c	2012/05/18 09:19:53	1.7.2.1
+++ libaitio/src/Attic/vars.c	2012/05/19 00:00:12	1.8
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: vars.c,v 1.7.2.1 2012/05/18 09:19:53 misho Exp $
+* $Id: vars.c,v 1.8 2012/05/19 00:00:12 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -499,21 +499,32 @@ io_allocVars(int varnum)
  * return: NULL error or !=NULL ait_val_t element
  */
 inline ait_val_t *
-io_getVars(array_t * __restrict vars, int n)
+io_getVars(array_t ** __restrict vars, int n)
 {
+	register int i;
 	ait_val_t *v;
 
 	if (!vars)
 		return NULL;
 
-	if (n >= io_arraySize(vars) && io_arrayGrow(vars, n + 1, 0))
-		return NULL;
-	if ((v = io_allocVar()))
-		return NULL;
-	else
-		io_arraySet(vars, n, v);
+	if (!*vars) {
+		if (!(*vars = io_allocVars(n + 1)))
+			return NULL;
+	} else {
+		if (n >= (i = io_arraySize(*vars))) {
+			if (io_arrayGrow(*vars, n + 1, 0))
+				return NULL;
+			for (; i < io_arraySize(*vars); i++)
+				if (!io_arrayGet(*vars, i)) {
+					if (!(v = io_allocVar()))
+						return NULL;
+					else
+						io_arraySet(*vars, n, v);
+				}
+		}
+	}
 
-	return v;
+	return io_array(*vars, n, ait_val_t*);
 }
 
 /*