1 .\" Copyright (c) 1990, 1993
2 .\" The Regents of the University of California. All rights reserved.
4 .\" Redistribution and use in source and binary forms, with or without
5 .\" modification, are permitted provided that the following conditions
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.
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
32 .\" @(#)shar.1 8.1 (Berkeley) 6/6/93
40 .Nd create a shell archive of files
44 .Op Fl o Ar archive-file
51 shell script which will recreate the file hierarchy specified by the command
56 command is normally used for distributing files by
61 The following options are available:
62 .Bl -tag -width indent
64 Use an alternative binary format.
65 Content of files will be uuencoded.
66 This option should be used to archive binary files correctly.
67 In this mode also file permissions will be stored to the archive.
68 uudecode(1) is needed to extract archives created with this option.
69 .It Fl o Ar archive-file
75 given on command line is a directory the entire subtree will be archived.
76 Symbolic links given on command line are followed.
77 Other symbolic links will be archived as such.
80 To create a shell archive of the program
83 .Bd -literal -offset indent
85 shar -r . \&| mail -s "ls source" rick
88 To recreate the program directory:
89 .Bd -literal -offset indent
93 <delete header lines and examine mailed archive>
108 This is a re-implementation based on the libarchive(3) library.
112 command makes no provisions for hard links.
114 Files containing magic characters or files without a newline ('\\n') as the
115 last character are not handled correctly with the default format.
118 option for binary files.
120 It is easy to insert trojan horses into
123 It is strongly recommended that all shell archive files be examined
124 before running them through
126 Archives produced using this implementation of
128 may be easily examined with the command:
129 .Bd -literal -offset indent
130 egrep -v '^[X#]' shar.file