From 2e5faf5b30948aaedd4afe6cd89fce60cb937db0 Mon Sep 17 00:00:00 2001
From: Aaron Campbell <aaron@cvs.openbsd.org>
Date: Thu, 19 Oct 2000 18:29:29 +0000
Subject: Where we talk about $$, also say mention that PIDs are not safe to
 use for generating temporary file names, and point people to mktemp(1)
 instead.

---
 bin/csh/csh.1 | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'bin/csh')

diff --git a/bin/csh/csh.1 b/bin/csh/csh.1
index 3fe55c5bd8a..ad9bc4cd76e 100644
--- a/bin/csh/csh.1
+++ b/bin/csh/csh.1
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: csh.1,v 1.36 2000/04/17 02:32:41 aaron Exp $
+.\"	$OpenBSD: csh.1,v 1.37 2000/10/19 18:29:26 aaron Exp $
 .\"	$NetBSD: csh.1,v 1.10 1995/03/21 09:02:35 cgd Exp $
 .\"
 .\" Copyright (c) 1980, 1990, 1993
@@ -1068,6 +1068,11 @@ if the current input filename is known,
 if it is not.
 .It \&$\&$\&
 Substitute the (decimal) process number of the (parent) shell.
+Do
+.Em NOT
+use this mechanism for generating temporary file names; see
+.Xr mktemp 1
+instead.
 .It $!
 Substitute the (decimal) process number of the last background process
 started by this shell.
-- 
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