/usr/lib/x86_64-linux-gnu/rep/emulate-gnu-tar is in librep16 0.92.5-3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 | #!/bin/sh
# emulate-gnu-tar -- emulate the options of GNU tar that librep uses
# in its tar-file handling code.
# $Id$
compression_mode=""
command=""
tarfile=""
to_stdout=""
version="1.0"
original_directory=`pwd`
usage () {
cat <<EOF
usage: emulate-gnu-tar [OPTIONS..] COMMAND
Supported options include:
--compress
--gzip
--bzip2
--xz
--lzma
Supported commands include:
--version
--list --file TARFILE --verbose
--extract --file TARFILE -C DIR
--extract --file TARFILE --to-stdout FILE
EOF
}
absolutify () {
case "$1" in
/*)
echo $1
;;
*)
echo "$original_directory/$1"
;;
esac
}
while [ x"$1" != x ]; do
case $1 in
--version)
cat <<EOF
tar (GNU tar) $version
This isn't really GNU tar. It's just a wrapper script used by librep to
make proprietary tars look somewhat like GNU tar. Don't use it.
EOF
exit 0
;;
--compress)
compression_mode=compress
;;
--gzip)
compression_mode=gzip
;;
--bzip2)
compression_mode=bzip2
;;
--xz)
compression_mode=xz
;;
--lzma)
compression_mode=lzma
;;
--file)
tarfile=`absolutify "$2"`
shift
;;
--verbose)
;;
-C)
cd "$2"
shift
;;
--to-stdout)
to_stdout=$2
shift
;;
--extract)
command=extract
;;
--list)
command=list
;;
*)
echo "unknown option: $1" >&2
exit 1
;;
esac
shift
done
if [ "x$command" = x ]; then
usage
exit 1
fi
case "$compression_mode" in
gzip)
input="gzip -d -c \"$tarfile\" |"
;;
compress)
input="compress -d -c \"$tarfile\" |"
;;
bzip2)
input="bzip2 -d -c \"$tarfile\" |"
;;
xz)
input="xz -d -c \"$tarfile\" |"
;;
lzma)
input="lzma -d -c \"$tarfile\" |"
;;
*)
input="cat \"$tarfile\" |"
;;
esac
case "$command" in
list)
eval "$input tar tvf -"
;;
extract)
if [ "x$to_stdout" = "x" ]; then
eval "$input tar xf -"
exit $?
else
# Extract the file to a temporary directory, then cat it..
tmpdir="/tmp/rep-emulate-gnu-tar.$$.output"
mkdir "$tmpdir" || exit $?
cd "$tmpdir"
eval "$input tar xf - $to_stdout" || ( rm -rf $tmpdir && exit $? )
cat "$to_stdout"
cd "$original_directory"
rm -rf "$tmpdir"
exit 0
fi
;;
*)
echo "Unimplemented command: $command"
exit 1
;;
esac
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