chiark - git - mdw - dpkg/blob - dselect/methods/multicd/update

   1 #!/bin/sh
   2 #
   3 # Copyright © 1995-1998 Ian Jackson <ijackson@chiark.greenend.org.uk>
   4 # Copyright © 1998 Heiko Schlittermann <hs@schlittermann.de>
   5 #
   6 # This is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18
  19 set -e
  20 vardir="$1"
  21 method=$2
  22 option=$3
  23 iarch=`dpkg --print-architecture`
  24
  25 cd "$vardir/methods/$method"
  26
  27 . ./shvar.$option
  28
  29 #debug() { echo "DEBUG: $@"; }
  30 debug() { true; }
  31 ismulti() { debug $1 $2; test -e "$1/.disk/info" || test -e "$1$2/.disk/info"; }
  32
  33 packages=0
  34 for f in main ctb nf nonus nonusctb nonusnf lcl
  35 do
  36     eval 'this_packages=$p_'$f'_packages'
  37
  38     if [ -n "$this_packages" ]
  39     then
  40         packages=1
  41     fi
  42 done
  43
  44 if [ $packages eq 0 ]
  45 then
  46         echo '
  47 No Packages files available, cannot update available packages list.
  48 Hit RETURN to continue.  '
  49         read response
  50         exit 0
  51 fi
  52
  53 xit=1
  54 trap '
  55         rm -f packages-{main,ctb,nf,nonus,nonusctb,nonusnf,lcl}
  56         if [ -n "$umount" ]
  57         then
  58                 umount "$umount" >/dev/null 2>&1
  59         fi
  60         exit $xit
  61 ' 0
  62
  63 if [ ! -b "$p_blockdev" ]
  64 then
  65         loop=",loop"
  66 fi
  67
  68 if [ -n "$p_blockdev" ]
  69 then
  70         umount="$p_mountpoint"
  71         mount -rt "$p_fstype" -o nosuid,nodev${loop} "$p_blockdev" "$p_mountpoint"
  72 fi
  73
  74 if [ -n "$p_nfs" ]
  75 then
  76         umount="$p_mountpoint"
  77         mount -rt nfs "$p_nfs" -o nosuid,nodev "$p_mountpoint"
  78 fi
  79
  80 updatetype=update
  81
  82 if [ -z "$p_multi" ]; then
  83         exit 1
  84 fi
  85
  86 for f in main ctb nf nonus nonusctb nonusnf lcl
  87 do
  88         eval 'this_packages=$p_'$f'_packages'
  89         case "$this_packages" in
  90         '')
  91                 continue
  92                 ;;
  93         scan)
  94                 eval 'this_binary=$p_'$f'_binary'
  95                 if [ -z "$this_binary" ]; then continue; fi
  96                 if [ "$updatetype" = update ]
  97                 then
  98                         dpkg --clear-avail
  99                         updatetype=merge
 100                 fi
 101                 echo Running dpkg --record-avail -R "$p_mountpoint$this_binary"
 102                 dpkg --record-avail -R "$p_mountpoint$this_binary"
 103                 ;;
 104         *)
 105                 packagesfile="$p_mountpoint$this_packages"
 106                 case "$packagesfile" in
 107                 *.gz | *.Z | *.GZ | *.z)
 108                         echo -n "Uncompressing $packagesfile ... "
 109                         zcat <"$packagesfile" >packages-$f
 110                         echo done.
 111                         dpkg --$updatetype-avail packages-$f
 112                         updatetype=merge
 113                         ;;
 114                 '')
 115                         ;;
 116                 *)
 117                         dpkg --$updatetype-avail "$packagesfile"
 118                         updatetype=merge
 119                         ;;
 120                 esac
 121                 ;;
 122         esac
 123 done
 124
 125 cp -f $vardir/available $vardir/methods/$method
 126
 127 echo -n 'Update OK.  Hit RETURN.  '
 128 read response
 129
 130 xit=0