case $ARCH in
  amd64|i386|powerpc|sparc)
    default_mirror http://old-releases.ubuntu.com/ubuntu
    ;;
  *)
    default_mirror http://ports.ubuntu.com/ubuntu-ports
    ;;
esac
mirror_style release
download_style apt
finddebs_style from-indices
variants - buildd fakechroot
force_md5

if doing_variant fakechroot; then
    test "$FAKECHROOT" = "true" || error 1 FAKECHROOTREQ "This variant requires fakechroot environment to be started"
fi

case $ARCH in
  alpha|ia64) LIBC="libc6.1" ;;
  *)          LIBC="libc6" ;;
esac

work_out_debs () {
    required="$(get_debs Priority: required)"

    if doing_variant -; then
      #required="$required $(get_debs Priority: important)"
      #  ^^ should be getting debconf here somehow maybe
      base="$(get_debs Priority: important)"
    elif doing_variant buildd; then
      # TODO: add Build-Essential: yes extraoverrides
      #base="$(get_debs Build-Essential: yes)"

      add () { if [ "$ARCH" = "$1" ]; then eval "$2=\"\$$2 $3\""; fi; }

      base="apt binutils cpio cpp cpp-4.1 dpkg-dev g++ g++-4.1 gcc gcc-4.1 ${LIBC}-dev libdb4.4 libgdbm3 libstdc++6 libstdc++6-4.1-dev linux-libc-dev make patch perl perl-modules"

      add ia64 base "libunwind7-dev"
      add sparc base "lib64gcc1"
      add sparc base "libc6-dev-sparc64"
      add sparc base "libc6-sparc64"
    elif doing_variant fakechroot; then
      base="apt"
    fi
}

first_stage_install () {
    extract $required

    mkdir -p "$TARGET/var/lib/dpkg"
    : >"$TARGET/var/lib/dpkg/status"
    : >"$TARGET/var/lib/dpkg/available"

    setup_etc
    if [ ! -e "$TARGET/etc/fstab" ]; then
        echo '# UNCONFIGURED FSTAB FOR BASE SYSTEM' > "$TARGET/etc/fstab"
        chown 0:0 "$TARGET/etc/fstab"; chmod 644 "$TARGET/etc/fstab"
    fi

    setup_devices

    x_feign_install () {
        local pkg="$1"
        local deb="$(debfor $pkg)"
        local ver="$(extract_deb_field "$TARGET/$deb" Version)"

        mkdir -p "$TARGET/var/lib/dpkg/info"

        echo \
"Package: $pkg
Version: $ver
Status: install ok installed" >> "$TARGET/var/lib/dpkg/status"

        touch "$TARGET/var/lib/dpkg/info/${pkg}.list"
    }

    x_feign_install dpkg
}

second_stage_install () {
    x_core_install () {
	smallyes '' | in_target dpkg --force-depends --install $(debfor "$@")
    }

    p () {
	baseprog="$(($baseprog + ${1:-1}))"
    }

    if doing_variant fakechroot || [ "$CONTAINER" = "docker" ]; then
	setup_proc_symlink
    else
	setup_proc
	in_target /sbin/ldconfig
    fi

    DEBIAN_FRONTEND=noninteractive
    DEBCONF_NONINTERACTIVE_SEEN=true
    export DEBIAN_FRONTEND DEBCONF_NONINTERACTIVE_SEEN

    baseprog=0
    bases=7

    p; progress $baseprog $bases INSTCORE "Installing core packages" #1
    info INSTCORE "Installing core packages..."

    p; progress $baseprog $bases INSTCORE "Installing core packages" #2
    ln -sf mawk "$TARGET/usr/bin/awk"
    x_core_install base-files base-passwd
    p; progress $baseprog $bases INSTCORE "Installing core packages" #3
    x_core_install dpkg

    if [ ! -e "$TARGET/etc/localtime" ]; then
        ln -sf /usr/share/zoneinfo/UTC "$TARGET/etc/localtime"
    fi

    if doing_variant fakechroot; then
	install_fakechroot_tools
    fi

    p; progress $baseprog $bases INSTCORE "Installing core packages" #4
    x_core_install $LIBC

    p; progress $baseprog $bases INSTCORE "Installing core packages" #5
    x_core_install perl-base

    p; progress $baseprog $bases INSTCORE "Installing core packages" #6
    rm "$TARGET/usr/bin/awk"
    x_core_install mawk

    p; progress $baseprog $bases INSTCORE "Installing core packages" #7
    if doing_variant -; then
      x_core_install debconf
    fi

    baseprog=0
    bases=$(set -- $required; echo $#)

    info UNPACKREQ "Unpacking required packages..."

    smallyes '' |
      (repeatn 5 in_target_failmsg UNPACK_REQ_FAIL_FIVE "Failure while unpacking required packages.  This will be attempted up to five times." "" \
      dpkg --status-fd 8 --force-depends --unpack $(debfor $required) 8>&1 1>&7 |
      dpkg_progress $baseprog $bases UNPACKREQ "Unpacking required packages" UNPACKING) 7>&1

    info CONFREQ "Configuring required packages..."

    if doing_variant fakechroot; then
	# fix initscripts postinst (no mounting possible, and wrong if condition)
	sed -i '/dpkg.*--compare-versions/ s/\<lt\>/lt-nl/' "$TARGET/var/lib/dpkg/info/initscripts.postinst"
    fi

    mv "$TARGET/sbin/start-stop-daemon" "$TARGET/sbin/start-stop-daemon.REAL"
    echo \
"#!/bin/sh
echo
echo \"Warning: Fake start-stop-daemon called, doing nothing\"" > "$TARGET/sbin/start-stop-daemon"
    chmod 755 "$TARGET/sbin/start-stop-daemon"

    setup_dselect_method apt

    smallyes '' |
      (in_target_failmsg CONF_REQ_FAIL "Failure while configuring required packages." "" \
      dpkg --status-fd 8 --configure --pending --force-configure-any --force-depends 8>&1 1>&7 |
      dpkg_progress $baseprog $bases CONFREQ "Configuring required packages" CONFIGURING) 7>&1

    baseprog=0
    bases="$(set -- $base; echo $#)"

    info UNPACKBASE "Unpacking the base system..."

    smallyes '' |
      (repeatn 5 in_target_failmsg INST_BASE_FAIL_FIVE "Failure while installing base packages.  This will be re-attempted up to five times." "" \
      dpkg --status-fd 8 --force-overwrite --force-confold --skip-same-version --unpack $(debfor $base) 8>&1 1>&7 |
      dpkg_progress $baseprog $bases UNPACKBASE "Unpacking base system" UNPACKING) 7>&1

    info CONFBASE "Configuring the base system..."

    smallyes '' |
      (repeatn 5 in_target_failmsg CONF_BASE_FAIL_FIVE "Failure while configuring base packages.  This will be attempted 5 times." "" \
      dpkg --status-fd 8 --force-confold --skip-same-version --configure -a 8>&1 1>&7 |
      dpkg_progress $baseprog $bases CONFBASE "Configuring base system" CONFIGURING) 7>&1

    mv "$TARGET/sbin/start-stop-daemon.REAL" "$TARGET/sbin/start-stop-daemon"

    progress $bases $bases CONFBASE "Configuring base system"
    info BASESUCCESS "Base system installed successfully."
}