diff options
Diffstat (limited to 'lib/libc/stdio/gets.c')
| -rw-r--r-- | lib/libc/stdio/gets.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/libc/stdio/gets.c b/lib/libc/stdio/gets.c index 004eb99f487..30cd712e035 100644 --- a/lib/libc/stdio/gets.c +++ b/lib/libc/stdio/gets.c @@ -1,4 +1,4 @@ -/* $OpenBSD: gets.c,v 1.9 2005/08/08 08:05:36 espie Exp $ */ +/* $OpenBSD: gets.c,v 1.10 2009/10/21 16:04:23 guenther Exp $ */ /*- * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. @@ -32,6 +32,7 @@ */ #include <stdio.h> +#include "local.h" __warn_references(gets, "warning: gets() is very unsafe; consider using fgets()"); @@ -42,14 +43,17 @@ gets(char *buf) int c; char *s; - for (s = buf; (c = getchar()) != '\n';) + FLOCKFILE(stdin); + for (s = buf; (c = getchar_unlocked()) != '\n';) if (c == EOF) - if (s == buf) + if (s == buf) { + FUNLOCKFILE(stdin); return (NULL); - else + } else break; else *s++ = c; *s = '\0'; + FUNLOCKFILE(stdin); return (buf); } |