match $ARCH {
  with amd64|i386|powerpc|sparc
    default_mirror http://archive.ubuntu.com/ubuntu
    
  with *
    default_mirror http://ports.ubuntu.com/ubuntu-ports
    
}
mirror_style release
download_style apt
finddebs_style from-indices
variants - buildd fakechroot

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

match $ARCH {
  with alpha|ia64 setglobal LIBC = '"libc6.1'" 
  with *          setglobal LIBC = '"libc6'" 
}

proc work_out_debs {
    setglobal required = $[get_debs Priority: required]

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

      proc add { if test $ARCH = $1 { eval "$2=\"\$$2 $3\""; }; }

      setglobal 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 {
      setglobal base = '"apt'"
    }
}

proc first_stage_install {
    extract $required

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

    setup_etc
    if test ! -e "$TARGET/etc/fstab" {
        echo '# UNCONFIGURED FSTAB FOR BASE SYSTEM' > "$TARGET/etc/fstab"
        chown 0:0 "$TARGET/etc/fstab"; chmod 644 "$TARGET/etc/fstab"
    }

    setup_devices

    proc x_feign_install {
        var pkg = $1
        var deb = $[debfor $pkg]
        var 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
}

proc second_stage_install {
    proc x_core_install {
	smallyes '' | in_target dpkg --force-depends --install $[debfor @Argv]
    }

    proc p {
	setglobal baseprog = "$shExpr('$baseprog + ${1:-1}')"
    }

    if doing_variant fakechroot {
	setup_proc_fakechroot
    } else {
	setup_proc
	in_target /sbin/ldconfig
    }

    setglobal DEBIAN_FRONTEND = 'noninteractive'
    setglobal DEBCONF_NONINTERACTIVE_SEEN = 'true'
    export DEBIAN_FRONTEND DEBCONF_NONINTERACTIVE_SEEN

    setglobal baseprog = '0'
    setglobal 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 test ! -e "$TARGET/etc/localtime" {
        ln -sf /usr/share/zoneinfo/UTC "$TARGET/etc/localtime"
    }

    if doing_variant fakechroot {
	install_fakechroot_tools
    }

    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 - {
      x_core_install debconf
    }

    setglobal baseprog = '0'
    setglobal bases = $[set -- $required; echo $Argc]

    info UNPACKREQ "Unpacking required packages..."

    smallyes '' |
      shell {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 {
	# 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"

	# kill libdevmapper postinst; it tries to create /dev/mapper/
	rm "$TARGET/var/lib/dpkg/info/libdevmapper1"*.postinst
    }

    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 '' |
      shell {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

    setglobal baseprog = '0'
    setglobal bases = $[set -- $base; echo $Argc]

    info UNPACKBASE "Unpacking the base system..."

    smallyes '' |
      shell {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 '' |
      shell {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."
}