From 79fa1fd854eaf9e1b3f5d33b85b73043dc83cb03 Mon Sep 17 00:00:00 2001
From: Theo de Raadt <deraadt@cvs.openbsd.org>
Date: Sat, 10 May 2003 21:44:54 +0000
Subject: warn for strcpy|strcat|sprintf|vsprintf; ok art dhartmei pval, and
 either henning or pb, i cannot tell which it was

---
 sys/lib/libkern/strcat.c | 6 ++++--
 sys/lib/libkern/strcpy.c | 6 ++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

(limited to 'sys/lib/libkern')

diff --git a/sys/lib/libkern/strcat.c b/sys/lib/libkern/strcat.c
index a493de8935a..477bb2d1d3a 100644
--- a/sys/lib/libkern/strcat.c
+++ b/sys/lib/libkern/strcat.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: strcat.c,v 1.4 1998/06/27 01:21:04 mickey Exp $	*/
+/*	$OpenBSD: strcat.c,v 1.5 2003/05/10 21:44:53 deraadt Exp $	*/
 
 /*
  * Copyright (c) 1988 Regents of the University of California.
@@ -35,7 +35,7 @@
 
 #if defined(LIBC_SCCS) && !defined(lint)
 /*static char *sccsid = "from: @(#)strcat.c	5.6 (Berkeley) 2/24/91";*/
-static char *rcsid = "$OpenBSD: strcat.c,v 1.4 1998/06/27 01:21:04 mickey Exp $";
+static char *rcsid = "$OpenBSD: strcat.c,v 1.5 2003/05/10 21:44:53 deraadt Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #if !defined(_KERNEL) && !defined(_STANDALONE)
@@ -44,6 +44,8 @@ static char *rcsid = "$OpenBSD: strcat.c,v 1.4 1998/06/27 01:21:04 mickey Exp $"
 #include <lib/libkern/libkern.h>
 #endif
 
+__warn_references(sprintf, "warning: strcat() is often misused, please use strlcpy()");
+
 char *
 strcat(s, append)
 	register char *s;
diff --git a/sys/lib/libkern/strcpy.c b/sys/lib/libkern/strcpy.c
index 7febef7de96..be82b0a1218 100644
--- a/sys/lib/libkern/strcpy.c
+++ b/sys/lib/libkern/strcpy.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: strcpy.c,v 1.4 1998/06/27 01:21:07 mickey Exp $	*/
+/*	$OpenBSD: strcpy.c,v 1.5 2003/05/10 21:44:53 deraadt Exp $	*/
 
 /*
  * Copyright (c) 1988 Regents of the University of California.
@@ -35,7 +35,7 @@
 
 #if defined(LIBC_SCCS) && !defined(lint)
 /*static char *sccsid = "from: @(#)strcpy.c	5.7 (Berkeley) 2/24/91";*/
-static char *rcsid = "$OpenBSD: strcpy.c,v 1.4 1998/06/27 01:21:07 mickey Exp $";
+static char *rcsid = "$OpenBSD: strcpy.c,v 1.5 2003/05/10 21:44:53 deraadt Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #if !defined(_KERNEL) && !defined(_STANDALONE)
@@ -44,6 +44,8 @@ static char *rcsid = "$OpenBSD: strcpy.c,v 1.4 1998/06/27 01:21:07 mickey Exp $"
 #include <lib/libkern/libkern.h>
 #endif
 
+__warn_references(sprintf, "warning: strcpy() is often misused, please use strlcpy()");
+
 char *
 strcpy(to, from)
 	register char *to;
-- 
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