mirror of
https://git.hardenedbsd.org/hardenedbsd/HardenedBSD.git
synced 2024-12-27 05:21:08 +01:00
121 lines
2.7 KiB
Bash
121 lines
2.7 KiB
Bash
#!/bin/sh -p
|
|
#
|
|
# Simple replacement for tar(1), using cpio(1).
|
|
#
|
|
# Copyright (c) 1996 Joerg Wunsch
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions
|
|
# are met:
|
|
# 1. Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# 2. Redistributions in binary form must reproduce the above copyright
|
|
# notice, this list of conditions and the following disclaimer in the
|
|
# documentation and/or other materials provided with the distribution.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
|
|
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
# IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
#
|
|
|
|
#
|
|
# For use on the fixit floppy. External programs required:
|
|
# cpio(1), find(1), test(1)
|
|
#
|
|
|
|
#
|
|
# $Id$
|
|
#
|
|
|
|
archive=${TAPE:-/dev/rst0}
|
|
blocksize="20"
|
|
device=""
|
|
mode="none"
|
|
verbose=""
|
|
|
|
usage()
|
|
{
|
|
echo "usage: tar -{c|t|x} [-v] [-b blocksize] [-f archive] [files...]" 1>&2
|
|
exit 64 # EX_USAGE
|
|
}
|
|
|
|
#
|
|
# Prepend a hyphen to the first arg if necessary, so the traditional form
|
|
# ``tar xvf /dev/foobar'' will work, too. More kludgy legacy forms are not
|
|
# supported however.
|
|
#
|
|
|
|
if [ $# -lt 1 ] ; then
|
|
usage
|
|
fi
|
|
|
|
case "$1" in
|
|
-*) break
|
|
;;
|
|
*) tmp="$1"
|
|
shift
|
|
set -- -$tmp "$@"
|
|
;;
|
|
esac
|
|
|
|
while getopts "ctxvb:f:" option
|
|
do
|
|
case $option in
|
|
[ctx])
|
|
if [ $mode = "none" ] ; then
|
|
mode=$option
|
|
else
|
|
usage
|
|
fi
|
|
;;
|
|
v)
|
|
verbose="-v"
|
|
;;
|
|
b)
|
|
blocksize="${OPTARG}"
|
|
;;
|
|
f)
|
|
archive="${OPTARG## }"
|
|
;;
|
|
*)
|
|
usage
|
|
;;
|
|
esac
|
|
done
|
|
|
|
shift $(($OPTIND - 1))
|
|
|
|
if [ "X${archive}" != "X-" ] ; then
|
|
device="-F ${archive}"
|
|
# else: use stdin or stdout, which is the default for cpio
|
|
fi
|
|
|
|
case $mode in
|
|
none)
|
|
usage
|
|
;;
|
|
t)
|
|
exec cpio -it $verbose $device --block-size="$blocksize" "$@"
|
|
;;
|
|
x)
|
|
exec cpio -idmu $verbose $device --block-size="$blocksize" "$@"
|
|
;;
|
|
c)
|
|
if [ $# -eq 0 ] ; then
|
|
# use current dir -- slightly bogus
|
|
set -- "."
|
|
fi
|
|
find "$@" -print |\
|
|
cpio -o -H ustar $verbose $device --block-size="$blocksize"
|
|
exit $?
|
|
;;
|
|
esac
|