1.\" Copyright (c) 1990, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 3. All advertising materials mentioning features or use of this software 13.\" must display the following acknowledgement: 14.\" This product includes software developed by the University of 15.\" California, Berkeley and its contributors. 16.\" 4. Neither the name of the University nor the names of its contributors 17.\" may be used to endorse or promote products derived from this software 18.\" without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)shar.1 8.1 (Berkeley) 6/6/93 33.\" $FreeBSD: src/usr.bin/shar/shar.1,v 1.7.2.2 2001/08/16 13:17:03 ru Exp $ 34.\" 35.Dd June 6, 1993 36.Dt SHAR 1 37.Os 38.Sh NAME 39.Nm shar 40.Nd create a shell archive of files 41.Sh SYNOPSIS 42.Nm 43.Ar 44.Sh DESCRIPTION 45The 46.Nm 47command writes a 48.Xr sh 1 49shell script to the standard output which will recreate the file 50hierarchy specified by the command line operands. 51Directories will be recreated and must be specified before the 52files they contain (the 53.Xr find 1 54utility does this correctly). 55.Pp 56The 57.Nm 58command is normally used for distributing files by 59.Xr ftp 1 60or 61.Xr mail 1 . 62.Sh SEE ALSO 63.Xr compress 1 , 64.Xr mail 1 , 65.Xr tar 1 , 66.Xr uuencode 1 67.Sh BUGS 68The 69.Nm 70command makes no provisions for special types of files or files containing 71magic characters. 72The 73.Nm 74command cannot handle files without a newline ('\\n') 75as the last character. 76.Pp 77It is easy to insert trojan horses into 78.Nm 79files. 80It is strongly recommended that all shell archive files be examined 81before running them through 82.Xr sh 1 . 83Archives produced using this implementation of 84.Nm 85may be easily examined with the command: 86.Bd -literal -offset indent 87egrep -v '^[X#]' shar.file 88.Ed 89.Sh EXAMPLES 90To create a shell archive of the program 91.Xr ls 1 92and mail it to Rick: 93.Bd -literal -offset indent 94cd ls 95shar `find . -print` \&| mail -s "ls source" rick 96.Ed 97.Pp 98To recreate the program directory: 99.Bd -literal -offset indent 100mkdir ls 101cd ls 102\&... 103<delete header lines and examine mailed archive> 104\&... 105sh archive 106.Ed 107.Sh HISTORY 108The 109.Nm 110command appeared in 111.Bx 4.4 . 112