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.\" $DragonFly: src/usr.bin/shar/shar.1,v 1.2 2003/06/17 04:29:31 dillon Exp $ 35.\" 36.Dd June 6, 1993 37.Dt SHAR 1 38.Os 39.Sh NAME 40.Nm shar 41.Nd create a shell archive of files 42.Sh SYNOPSIS 43.Nm 44.Ar 45.Sh DESCRIPTION 46The 47.Nm 48command writes a 49.Xr sh 1 50shell script to the standard output which will recreate the file 51hierarchy specified by the command line operands. 52Directories will be recreated and must be specified before the 53files they contain (the 54.Xr find 1 55utility does this correctly). 56.Pp 57The 58.Nm 59command is normally used for distributing files by 60.Xr ftp 1 61or 62.Xr mail 1 . 63.Sh SEE ALSO 64.Xr compress 1 , 65.Xr mail 1 , 66.Xr tar 1 , 67.Xr uuencode 1 68.Sh BUGS 69The 70.Nm 71command makes no provisions for special types of files or files containing 72magic characters. 73The 74.Nm 75command cannot handle files without a newline ('\\n') 76as the last character. 77.Pp 78It is easy to insert trojan horses into 79.Nm 80files. 81It is strongly recommended that all shell archive files be examined 82before running them through 83.Xr sh 1 . 84Archives produced using this implementation of 85.Nm 86may be easily examined with the command: 87.Bd -literal -offset indent 88egrep -v '^[X#]' shar.file 89.Ed 90.Sh EXAMPLES 91To create a shell archive of the program 92.Xr ls 1 93and mail it to Rick: 94.Bd -literal -offset indent 95cd ls 96shar `find . -print` \&| mail -s "ls source" rick 97.Ed 98.Pp 99To recreate the program directory: 100.Bd -literal -offset indent 101mkdir ls 102cd ls 103\&... 104<delete header lines and examine mailed archive> 105\&... 106sh archive 107.Ed 108.Sh HISTORY 109The 110.Nm 111command appeared in 112.Bx 4.4 . 113