dselect/install

   1 #!/bin/sh
   2
   3 # Get the configuration from /etc/apt/apt.conf
   4 CLEAN="prompt"
   5 OPTS="-f"
   6 APTGET="/usr/bin/apt-get"
   7 DPKG="/usr/bin/dpkg"
   8 DPKG_OPTS="--admindir=$1"
   9 APT_OPT0="-oDir::State::status=$1/status"
  10 APT_OPT1="-oDPkg::Options::=$DPKG_OPTS"
  11 set -e
  12 RES=`apt-config shell CLEAN DSelect::Clean OPTS DSelect::Options \
  13                       DPKG Dir::Bin::dpkg/f APTGET Dir::Bin::apt-get/f \
  14                       ARCHIVES Dir::Cache::Archives/d \
  15                       WAIT DSelect::WaitAfterDownload/b \
  16                       CHECKDIR DSelect::CheckDir/b`
  17 eval $RES
  18 set +e
  19
  20 # Yes/No Prompter
  21 yesno() {
  22 # $1 = prompt
  23 # $2 = default(y)
  24         local ans def defp
  25         if [ "$2" ];then
  26                 case $2 in
  27                         Y|y)    defp="[Y/n]" def=y;;
  28                         N|n)    defp="[y/N]" def=n;;
  29                         *)      echo "Bad default setting!" 1>&2; exit 1;;
  30                 esac
  31         else
  32                 defp="[y/N]" def=n
  33         fi
  34         while :;do
  35                 echo -n "$1 $defp " 1>&3
  36                 read ans
  37                 case $ans in
  38                         Y|y|N|n)        break;;
  39                         "")             ans=$def;break;;
  40                 esac
  41                 echo
  42         done
  43         echo $ans | tr YN yn
  44 }
  45
  46 if [ x$WAIT = "xtrue" ]; then
  47    $APTGET $OPTS "$APT_OPT0" "$APT_OPT1" -d dselect-upgrade
  48    echo "Press enter to continue." && read RES
  49    $APTGET $OPTS "$APT_OPT0" "$APT_OPT1" dselect-upgrade
  50    RES=$?
  51 else
  52    $APTGET $OPTS "$APT_OPT0" "$APT_OPT1" dselect-upgrade
  53    RES=$?
  54 fi
  55
  56 # 1 means the user choose no at the prompt
  57 if [ $RES -eq 1 ]; then
  58   exit 0
  59 fi
  60
  61 # Finished OK
  62 if [ $RES -eq 0 ]; then
  63
  64    if [ `ls $ARCHIVES $ARCHIVES/partial | egrep -v "^lock$|^partial$" | wc -l` \
  65         -eq 0 ]; then
  66       exit 0
  67    fi
  68
  69    NEWLS=`ls -ld $ARCHIVES`
  70    if [ x$CHECKDIR = "xtrue" ]; then
  71       if [ "x$OLDLS" = "x$NEWLS" ]; then
  72          exit 0
  73       fi
  74    fi
  75
  76    # Check the cleaning mode
  77    case `echo $CLEAN | tr '[:upper:]' '[:lower:]'` in
  78      auto)
  79        $APTGET "$APT_OPT0" "$APT_OPT1" autoclean &&
  80            echo "Press enter to continue." && read RES && exit 0;
  81        ;;
  82      always)
  83        $APTGET "$APT_OPT0" "$APT_OPT1" clean &&
  84            echo "Press enter to continue." && read RES && exit 0;
  85        ;;
  86      prompt)
  87        exec 3>&1
  88        if [ `yesno "Do you want to erase any previously downloaded .deb files?" y` = y ]; then
  89           $APTGET "$APT_OPT0" "$APT_OPT1" clean &&
  90             echo "Press enter to continue." && read RES && exit 0;
  91        fi
  92        ;;
  93      *)
  94        ;;
  95    esac
  96 else
  97    echo "Some errors occurred while unpacking. I'm going to configure the"
  98    echo "packages that were installed. This may result in duplicate errors"
  99    echo "or errors caused by missing dependencies. This is OK, only the errors"
 100    echo "above this message are important. Please fix them and run [I]nstall again"
 101    echo "Press enter to continue."
 102    read RES && $DPKG "$DPKG_OPTS" --configure -a
 103    exit 100
 104 fi
 105
 106 exit $?