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Current File : //lib/dpkg/methods/apt/update

#!/bin/bash
set -e

# Set the textdomain for the translations using $"..."
TEXTDOMAIN="apt"

# Get the configuration from /etc/apt/apt.conf
CLEAN="prompt"
OPTS=""
APTGET="/usr/bin/apt-get"
APTCACHE="/usr/bin/apt-cache"
DPKG="/usr/bin/dpkg"
DPKG_OPTS="--admindir=$1"
APT_OPT0="-oDir::State::status=$1/status"
APT_OPT1="-oDPkg::Options::=$DPKG_OPTS"
CACHEDIR="/var/cache/apt"
PROMPT="false"
RES=`apt-config shell CLEAN DSelect::Clean OPTS DSelect::UpdateOptions \
		      DPKG Dir::Bin::dpkg/f APTGET Dir::Bin::apt-get/f \
		      APTCACHE Dir::Bin::apt-cache/f CACHEDIR Dir::Cache/d \
		      PROMPT DSelect::PromptAfterUpdate/b`
eval $RES

# It looks slightly ugly to have a double / in the dpkg output
CACHEDIR=`echo $CACHEDIR | sed -e "s|/$||"`

STATUS=1
if $APTGET $OPTS "$APT_OPT0" "$APT_OPT1" update
then
    echo $"Merging available information"
    rm -f $CACHEDIR/available
    $APTCACHE dumpavail > $CACHEDIR/available
    $DPKG "$DPKG_OPTS" --update-avail $CACHEDIR/available
    rm -f $CACHEDIR/available

    case "$CLEAN" in
	Pre-Auto|PreAuto|pre-auto)
	    $APTGET "$APT_OPT0" "$APT_OPT1" autoclean;;
    esac

    STATUS=0
fi

if [ x$PROMPT = "xtrue" ]; then
   echo $"Press [Enter] to continue." && read RES;
fi

exit $STATUS