[src/trunk]: src/usr.bin/shar shar.1: remove false security claim

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/361275d19be6
branches:  trunk
changeset: 373231:361275d19be6
user:      rillig <rillig%NetBSD.org@localhost>
date:      Wed Jan 25 19:52:14 2023 +0000

description:
shar.1: remove false security claim

It's easy to embed arbitrary shell code in a line starting with 'X',
which the suggested egrep command would fail to detect.

diffstat:

 usr.bin/shar/shar.1 |  10 ++--------
 1 files changed, 2 insertions(+), 8 deletions(-)

diffs (28 lines):

diff -r 5fe8761b6a70 -r 361275d19be6 usr.bin/shar/shar.1
--- a/usr.bin/shar/shar.1       Wed Jan 25 19:08:41 2023 +0000
+++ b/usr.bin/shar/shar.1       Wed Jan 25 19:52:14 2023 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: shar.1,v 1.13 2017/07/03 21:34:21 wiz Exp $
+.\"    $NetBSD: shar.1,v 1.14 2023/01/25 19:52:14 rillig Exp $
 .\"
 .\" Copyright (c) 1990, 1993
 .\"    The Regents of the University of California.  All rights reserved.
@@ -29,7 +29,7 @@
 .\"
 .\"     @(#)shar.1     8.1 (Berkeley) 6/6/93
 .\"
-.Dd June 6, 1993
+.Dd January 25, 2023
 .Dt SHAR 1
 .Os
 .Sh NAME
@@ -93,9 +93,3 @@
 It is strongly recommended that all shell archive files be examined
 before running them through
 .Xr sh 1 .
-Archives produced using this implementation of
-.Nm
-may be easily examined with the command:
-.Bd -literal -offset indent
-egrep -v '^[X#]' shar.file
-.Ed