From 8cf69c2918303b6cbc7f2010e69296b66ee7f27c Mon Sep 17 00:00:00 2001
From: dd
Date: Mon, 7 Jan 2002 06:03:37 +0000
Subject: Suggest using memmove(3) if src and dst may overlap.
PR: 33298
Submitted by: Tim J. Robbins
---
lib/libc/string/memcpy.3 | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
(limited to 'lib/libc/string/memcpy.3')
diff --git a/lib/libc/string/memcpy.3 b/lib/libc/string/memcpy.3
index bc7d786..c970d7c 100644
--- a/lib/libc/string/memcpy.3
+++ b/lib/libc/string/memcpy.3
@@ -82,5 +82,10 @@ is implemented using
.Xr bcopy 3 ,
and therefore the strings may overlap.
On other systems, copying overlapping strings may produce surprises.
-A simpler solution is to not use
-.Fn memcpy .
+Programs intended to be portable should use
+.Xr memmove 3
+when
+.Fa src
+and
+.Fa dst
+may overlap.
--
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