mc/vfs/extfs/u7z

68 lines
1.4 KiB
Bash

#! /bin/sh
#
# extfs support for p7zip
# Written by Pavel Roskin <proski@gnu.org>
# Licensed under GNU GPL version 2 or later version.
P7ZIP=7za
mcu7zip_list ()
{
# Symlinks are not shown - no idea how to distinguish them
# Read-only files are not shown as such - it's rarely useful
ugid="`id -nu` `id -ng`"
date_re='^\(....\)-\(..\)-\(..\) \(..:..:..\)'
date_mc='\2-\3-\1 \4'
size_re='............'
$P7ZIP l "$1" | sed -n "s/$date_re D.... $size_re $size_re\(.*\)/drwxr-xr-x 1 $ugid 0 $date_mc \5/p;s/$date_re \..... \($size_re\) $size_re\(.*\)/-rw-r--r-- 1 $ugid \5 $date_mc \6/p"
}
mcu7zip_copyout ()
{
$P7ZIP e -so "$1" "$2" > "$3" 2>/dev/null
}
mcu7zip_copyin ()
{
$P7ZIP a -si"$2" "$1" <"$3" >/dev/null 2>&1
}
mcu7zip_mkdir ()
{
dir=`mktemp -d "${MC_TMPDIR:-/tmp}/mctmpdir-u7z.XXXXXX"` || exit 1
mkdir -p "$dir"/"$2"
$P7ZIP a -w"$dir" "$1" "$2" >/dev/null 2>&1
rm -rf "$dir"
}
mcu7zip_rm ()
{
# NOTE: Version 4.20 fails to delete files in subdirectories
$P7ZIP d "$1" "$2" >/dev/null 2>&1
}
mcu7zip_rmdir ()
{
$P7ZIP d "$1" "$2"/ >/dev/null 2>&1
}
# override any locale for dates
LC_ALL=C
export LC_ALL
umask 077
cmd="$1"
shift
case "$cmd" in
list) mcu7zip_list "$@" ;;
copyout) mcu7zip_copyout "$@" ;;
copyin) mcu7zip_copyin "$@" ;;
mkdir) mcu7zip_mkdir "$@" ;;
rm) mcu7zip_rm "$@" ;;
rmdir) mcu7zip_rmdir "$@" ;;
*) exit 1 ;;
esac
exit 0