From 3559895440f8b0350b418e9a909edc8133cd6c3c Mon Sep 17 00:00:00 2001
From: Alexey Zelkin <phantom@FreeBSD.org>
Date: Tue, 1 Feb 2005 16:01:55 +0000
Subject: [PATCH] Avoid unconditional increasing of variable leading to
 SIGSEGV, if req'd parameter for -lang is missing.

---
 usr.bin/gencat/gencat.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr.bin/gencat/gencat.c b/usr.bin/gencat/gencat.c
index 1d6c41e84401..a2b07be69d2a 100644
--- a/usr.bin/gencat/gencat.c
+++ b/usr.bin/gencat/gencat.c
@@ -79,7 +79,7 @@ main(int argc, char *argv[])
 
     for (i = 1; i < argc; ++i) {
 	if (argv[i][0] == '-') {
-	    if (strcmp(argv[i], "-lang") == 0) {
+	    if ((strcmp(argv[i], "-lang") == 0) && (argc < i)) {
 		++i;
 		if (strcmp(argv[i], "C") == 0) lang = MCLangC;
 		else if (strcmp(argv[i], "C++") == 0) lang = MCLangCPlusPlus;