From 10cd0723992abc87bfc4d250cd0db10dabf9cf75 Mon Sep 17 00:00:00 2001
From: millert <>
Date: Sun, 8 Dec 2002 17:52:26 +0000
Subject: SUS (and apparently 1003.1-2001) say to check optstring for NULL

---
 src/lib/libc/stdlib/getopt.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/lib/libc/stdlib/getopt.c')

diff --git a/src/lib/libc/stdlib/getopt.c b/src/lib/libc/stdlib/getopt.c
index b7f6163662..218887dd32 100644
--- a/src/lib/libc/stdlib/getopt.c
+++ b/src/lib/libc/stdlib/getopt.c
@@ -32,7 +32,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: getopt.c,v 1.2 1996/08/19 08:33:32 tholo Exp $";
+static char *rcsid = "$OpenBSD: getopt.c,v 1.3 2002/12/08 17:52:26 millert Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <stdio.h>
@@ -63,6 +63,9 @@ getopt(nargc, nargv, ostr)
 	static char *place = EMSG;		/* option letter processing */
 	char *oli;				/* option letter list index */
 
+	if (options == NULL)
+		return (-1);
+
 	if (optreset || !*place) {		/* update scanning pointer */
 		optreset = 0;
 		if (optind >= nargc || *(place = nargv[optind]) != '-') {
-- 
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