Mark various standard library functions with the __bounded__ attribute.

You must have an up-to-date gcc for this!
deraadt@ ok

1 files changed, 7 insertions, 4 deletions

diff --git a/include/time.h b/include/time.h
index dbe0652e084..db530102cd4 100644
--- a/include/time.h
+++ b/include/time.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: time.h,v 1.13 2003/06/02 19:34:12 millert Exp $	*/
+/*	$OpenBSD: time.h,v 1.14 2003/06/26 18:35:13 avsm Exp $	*/
 /*	$NetBSD: time.h,v 1.9 1994/10/26 00:56:35 cgd Exp $	*/
 
 /*
@@ -93,11 +93,14 @@ double difftime(time_t, time_t);
 struct tm *gmtime(const time_t *);
 struct tm *localtime(const time_t *);
 time_t mktime(struct tm *);
-size_t strftime(char *, size_t, const char *, const struct tm *);
+size_t strftime(char *, size_t, const char *, const struct tm *)
+		__attribute__ ((__bounded__(__string__,1,2)));
 char *strptime(const char *, const char *, struct tm *);
 time_t time(time_t *);
-char *asctime_r(const struct tm *, char *);
-char *ctime_r(const time_t *, char *);
+char *asctime_r(const struct tm *, char *)
+		__attribute__ ((__bounded__(__minbytes__,2,26)));
+char *ctime_r(const time_t *, char *)
+		__attribute__ ((__bounded__(__minbytes__,2,26)));
 struct tm *gmtime_r(const time_t *, struct tm *);
 struct tm *localtime_r(const time_t *, struct tm *);
 int nanosleep(const struct timespec *, struct timespec *);