From 1d3ebaf3025b7f149d3ad5b9a45bed222ee19c5e Mon Sep 17 00:00:00 2001
From: Gregory Neil Shapiro <gshapiro@FreeBSD.org>
Date: Tue, 29 May 2001 03:32:38 +0000
Subject: [PATCH] Make sure the len() builtin always returns an answer. 
 Previously, len(`') didn't return an answer.  Now it returns 0.

PR:		bin/12942
MFC after:	5 days
---
 usr.bin/m4/eval.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/usr.bin/m4/eval.c b/usr.bin/m4/eval.c
index d2ac3c89219..7133013d885 100644
--- a/usr.bin/m4/eval.c
+++ b/usr.bin/m4/eval.c
@@ -149,8 +149,7 @@ register int td;
 	 * dolen - find the length of the
 	 * argument
 	 */
-		if (argc > 2)
-			pbnum((argc > 2) ? strlen(argv[2]) : 0);
+		pbnum((argc > 2) ? strlen(argv[2]) : 0);
 		break;
 
 	case INCRTYPE: