vfs/extfs/ualz.in

   1 #!/bin/sh
   2 #
   3 # Written by Pavel Roskin <proski@gnu.org>
   4 # (C) 2005 The Free Software Foundation.
   5 #
   6 #
   7
   8 UNALZ=unalz
   9
  10 mcualz_list ()
  11 {
  12         $UNALZ -l "$1" | @AWK@ -v uid=`id -nu` -v gid=`id -ng` '
  13 {
  14     if ($1 ~ /[0-9][0-9][:/][0-9][0-9][:/][0-9][0-9]$/)
  15     {
  16         # Kludge for non-POSIX date format in unalz 0.50
  17         split($1, date, "[/:]")
  18         if (length(date[1]) == 4) {
  19             pdate = date[2] "/" date[3] "/" date[1]
  20         } else {
  21             pdate = date[1] "/" date[2] "/" date[3]
  22         }
  23
  24         time=$2
  25         perm=$3
  26         size=$4
  27         sub(/^ *[^ ]* *[^ ]* *[^ ]* *[^ ]* *[^ ]* */, "")
  28         file=$0
  29         gsub(/\\/, "/", file)
  30         if (perm ~ /.D../)
  31                 perm = "drwxr-xr-x"
  32         else
  33                 perm = "-rw-r--r--"
  34         printf "%s 1 %s %s %d %s %s %s\n", perm, uid, gid, size, pdate, time, file
  35     }
  36 }
  37 '
  38 }
  39
  40 mcualz_copyout ()
  41 {
  42     TMPDIR=`mktemp -d ${MC_TMPDIR:-/tmp}/mctmpdir-ualz.XXXXXX` || exit 1
  43
  44     # This is a workaround for a bug in unalz 0.50 - it crashes if the
  45     # output directory is an absolute path.
  46     dir=`dirname "$TMPDIR/$2"`
  47     mkdir -p "$dir"
  48
  49     $UNALZ -d "$TMPDIR" "$1" "$2" >/dev/null
  50     cat "$TMPDIR/$2" > "$3"
  51     rm -rf "$TMPDIR"
  52 }
  53
  54 # override any locale for dates
  55 LC_ALL=C
  56 export LC_ALL
  57 umask 077
  58
  59 cmd="$1"
  60 shift
  61
  62 case "$cmd" in
  63   list)    mcualz_list    "$@" ;;
  64   copyout) mcualz_copyout "$@" ;;
  65   *) exit 1 ;;
  66 esac
  67
  68 exit 0