mirror_style release
download_style apt
finddebs_style from-indices
variants - buildd fakechroot minbase scratchbox
keyring /usr/share/keyrings/debian-archive-keyring.gpg

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" ;;
    kfreebsd-*) LIBC="libc0.1" ;;
    hurd-*)     LIBC="libc0.3" ;;
    *)          LIBC="libc6" ;;
esac

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

    if doing_variant - || doing_variant fakechroot; then
        #required="$required $(get_debs Priority: important)"
        #  ^^ should be getting debconf here somehow maybe
        base="$(get_debs Priority: important)"
    elif doing_variant buildd || doing_variant scratchbox; then
        base="apt build-essential"
    elif doing_variant minbase; then
        base="apt"
    fi

    if doing_variant fakechroot; then
        # ldd.fake needs binutils
        required="$required binutils"
    fi

    case $MIRRORS in
        https://*)
        base="$base apt-transport-https ca-certificates"
        ;;
    esac
}

first_stage_install () {
    case "$CODENAME" in
        etch|etch-m68k|stretch|jessie|lenny|squeeze|wheezy) ;;
        *) setup_merged_usr ;;
    esac

    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
}

second_stage_install () {
    setup_dynamic_devices

    x_feign_install () {
        local pkg="$1"
        local deb="$(debfor $pkg)"
        local ver="$(in_target dpkg-deb -f "$deb" Version)"

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

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

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

    x_feign_install dpkg

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

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

    if doing_variant fakechroot; then
        setup_proc_fakechroot
    elif doing_variant scratchbox; then
        true
    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-passwd
    x_core_install base-files
    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..."

    exec 7>&1

    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 || echo EXITCODE $?) |
        dpkg_progress $baseprog $bases UNPACKREQ "Unpacking required packages" UNPACKING

    info CONFREQ "Configuring required packages..."

    echo \
"#!/bin/sh
exit 101" > "$TARGET/usr/sbin/policy-rc.d"
    chmod 755 "$TARGET/usr/sbin/policy-rc.d"

    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 || echo EXITCODE $?) |
        dpkg_progress $baseprog $bases CONFREQ "Configuring required packages" CONFIGURING

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

    info UNPACKBASE "Unpacking the base system..."

    setup_available $required $base
    done_predeps=
    while predep=$(get_next_predep); do
        # We have to resolve dependencies of pre-dependencies manually because
        # dpkg --predep-package doesn't handle this.
        predep=$(without "$(without "$(resolve_deps $predep)" "$required")" "$done_predeps")
        # XXX: progress is tricky due to how dpkg_progress works
        # -- cjwatson 2009-07-29
        p; smallyes '' |
        in_target dpkg --force-overwrite --force-confold --skip-same-version --install $(debfor $predep)
        base=$(without "$base" "$predep")
        done_predeps="$done_predeps $predep"
    done

    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 || echo EXITCODE $?) |
        dpkg_progress $baseprog $bases UNPACKBASE "Unpacking base system" UNPACKING

    info CONFBASE "Configuring the base system..."

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

    mv "$TARGET/sbin/start-stop-daemon.REAL" "$TARGET/sbin/start-stop-daemon"
    rm -f "$TARGET/usr/sbin/policy-rc.d"

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