From 794197adb16da0f7644cc8b56830316682b89011 Mon Sep 17 00:00:00 2001
From: stanley lieber <stanley.lieber@gmail.com>
Date: Wed, 9 Apr 2014 01:57:03 -0400
Subject: newt: improve input filtering

---
 rc/bin/newt | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/rc/bin/newt b/rc/bin/newt
index 32e0b51b7..7d6e8ab8e 100755
--- a/rc/bin/newt
+++ b/rc/bin/newt
@@ -154,8 +154,10 @@ while(){
 	cmd=`{read}
 	switch($cmd){
 	case [0-9]*
-		post=$cmd(1)
-		printp $post
+		if(grep -s -e '^[0-9]+$' <{echo $cmd(1)}){
+			post=$cmd(1)
+			printp $post
+		}
 	case b
 		if(! ~ $post $posts(1)){
 			post=`{echo $post^-1 | bc}
-- 
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