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_long.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

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

diff --git a/src/lib/libc/stdlib/getopt_long.c b/src/lib/libc/stdlib/getopt_long.c
index 176ba25bb7..413ec24f4e 100644
--- a/src/lib/libc/stdlib/getopt_long.c
+++ b/src/lib/libc/stdlib/getopt_long.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getopt_long.c,v 1.9 2002/12/08 17:07:46 millert Exp $	*/
+/*	$OpenBSD: getopt_long.c,v 1.10 2002/12/08 17:52:26 millert Exp $	*/
 /*	$NetBSD: getopt_long.c,v 1.15 2002/01/31 22:43:40 tv Exp $	*/
 
 /*
@@ -64,7 +64,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: getopt_long.c,v 1.9 2002/12/08 17:07:46 millert Exp $";
+static char *rcsid = "$OpenBSD: getopt_long.c,v 1.10 2002/12/08 17:52:26 millert Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <err.h>
@@ -301,7 +301,8 @@ getopt_internal(int nargc, char * const *nargv, const char *options,
 	int optchar, short_too;
 	static int posixly_correct = -1;
 
-	optarg = NULL;
+	if (options == NULL)
+		return (-1);
 
 	/*
 	 * Disable GNU extensions if POSIXLY_CORRECT is set or options
@@ -323,6 +324,7 @@ getopt_internal(int nargc, char * const *nargv, const char *options,
 	if (optind == 0)
 		optind = optreset = 1;
 
+	optarg = NULL;
 	if (optreset)
 		nonopt_start = nonopt_end = -1;
 start:
-- 
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