#! /bin/sh
set -e

# grub-mkconfig helper script.
# Copyright (C) 2006,2007,2008,2009,2010  Free Software Foundation, Inc.
#
# GRUB is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GRUB is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GRUB.  If not, see <http://www.gnu.org/licenses/>.

prefix="/usr"
exec_prefix="/usr"
datarootdir="/usr/share"
ubuntu_recovery="1"
quiet_boot="1"
quick_boot="1"
gfxpayload_dynamic="1"
vt_handoff="1"

. "$pkgdatadir/grub-mkconfig_lib"

export TEXTDOMAIN=grub
export TEXTDOMAINDIR="${datarootdir}/locale"

CLASS="--class gnu-linux --class gnu --class os"
SUPPORTED_INITS="sysvinit:/lib/sysvinit/init systemd:/lib/systemd/systemd upstart:/sbin/upstart"

if [ "x${GRUB_DISTRIBUTOR}" = "x" ]; then
    OS=GNU/Linux
else
    case ${GRUB_DISTRIBUTOR} in
    Ubuntu | Kubuntu)
        OS="${GRUB_DISTRIBUTOR}"
        ;;
    *)
        OS="${GRUB_DISTRIBUTOR} GNU/Linux"
        ;;
    esac
    CLASS="--class $(echo ${GRUB_DISTRIBUTOR} | tr 'A-Z' 'a-z' | cut -d' ' -f1 | LC_ALL=C sed 's,[^[:alnum:]_],_,g') ${CLASS}"
fi

# loop-AES arranges things so that /dev/loop/X can be our root device, but
# the initrds that Linux uses don't like that.
case ${GRUB_DEVICE} in
/dev/loop/* | /dev/loop[0-9])
    GRUB_DEVICE=$(losetup ${GRUB_DEVICE} | sed -e "s/^[^(]*(\([^)]\+\)).*/\1/")
    # We can't cope with devices loop-mounted from files here.
    case ${GRUB_DEVICE} in
    /dev/*) ;;
    *) exit 0 ;;
    esac
    ;;
esac

# Default to disabling partition uuid support to maintian compatibility with
# older kernels.
GRUB_DISABLE_LINUX_PARTUUID=${GRUB_DISABLE_LINUX_PARTUUID-true}

# get_dm_field_for_dev /dev/dm-0 uuid -> get the device mapper UUID for /dev/dm-0
# get_dm_field_for_dev /dev/dm-1 name -> get the device mapper name for /dev/dm-1
# etc
get_dm_field_for_dev() {
    dmsetup info -c --noheadings -o $2 $1 2>/dev/null
}

# Is $1 a multipath device?
is_multipath() {
    local dmuuid dmtype
    dmuuid="$(get_dm_field_for_dev $1 uuid)"
    if [ $? -ne 0 ]; then
        # Not a device mapper device -- or dmsetup not installed, and as
        # multipath depends on kpartx which depends on dmsetup, if there is no
        # dmsetup then there are not going to be any multipath devices.
        return 1
    fi
    # A device mapper "uuid" is always <type>-<uuid>. If <type> is of the form
    # part[0-9] then <uuid> is the device the partition is on and we want to
    # look at that instead. A multipath node always has <type> of mpath.
    dmtype="${dmuuid%%-*}"
    if [ "${dmtype#part}" != "$dmtype" ]; then
        dmuuid="${dmuuid#*-}"
        dmtype="${dmuuid%%-*}"
    fi
    if [ "$dmtype" = "mpath" ]; then
        return 0
    else
        return 1
    fi
}

if test -e "${GRUB_DEVICE}" && is_multipath "${GRUB_DEVICE}"; then
    # If / is multipathed, there will be multiple paths to the partition, so
    # using root=UUID= exposes the boot process to udev races. In addition
    # GRUB_DEVICE in this case will be /dev/dm-0 or similar -- better to use a
    # symlink that depends on the multipath name.
    GRUB_DEVICE=/dev/mapper/"$(get_dm_field_for_dev $GRUB_DEVICE name)"
    GRUB_DISABLE_LINUX_UUID=true
fi

# btrfs may reside on multiple devices. We cannot pass them as value of root= parameter
# and mounting btrfs requires user space scanning, so force UUID in this case.
if ([ "x${GRUB_DEVICE_UUID}" = "x" ] && [ "x${GRUB_DEVICE_PARTUUID}" = "x" ]) ||
    ([ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ] &&
        [ "x${GRUB_DISABLE_LINUX_PARTUUID}" = "xtrue" ]) ||
    (! test -e "/dev/disk/by-uuid/${GRUB_DEVICE_UUID}" &&
        ! test -e "/dev/disk/by-partuuid/${GRUB_DEVICE_PARTUUID}") ||
    (test -e "${GRUB_DEVICE}" && uses_abstraction "${GRUB_DEVICE}" lvm); then
    LINUX_ROOT_DEVICE=${GRUB_DEVICE}
elif [ "x${GRUB_DEVICE_UUID}" = "x" ] ||
    [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ]; then
    LINUX_ROOT_DEVICE=PARTUUID=${GRUB_DEVICE_PARTUUID}
else
    LINUX_ROOT_DEVICE=UUID=${GRUB_DEVICE_UUID}
fi

case x"$GRUB_FS" in
xbtrfs)
    rootsubvol="$(make_system_path_relative_to_its_root /)"
    rootsubvol="${rootsubvol#/}"
    if [ "x${rootsubvol}" != x ]; then
        GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
    fi
    ;;
xzfs)
    # We have a more specialized ZFS handler, with multiple system in 10_linux_zfs.
    if [ -e "$(dirname $(readlink -f $0))/10_linux_zfs" ]; then
        exit 0
    fi
    rpool=$(${grub_probe} --device ${GRUB_DEVICE} --target=fs_label 2>/dev/null || true)
    bootfs="$(make_system_path_relative_to_its_root / | sed -e "s,@$,,")"
    LINUX_ROOT_DEVICE="ZFS=${rpool}${bootfs%/}"
    ;;
esac

title_correction_code=

if [ -x /lib/recovery-mode/recovery-menu ]; then
    GRUB_CMDLINE_LINUX_RECOVERY=recovery
else
    GRUB_CMDLINE_LINUX_RECOVERY=single
fi
if [ "$ubuntu_recovery" = 1 ]; then
    GRUB_CMDLINE_LINUX_RECOVERY="$GRUB_CMDLINE_LINUX_RECOVERY nomodeset console=tty"
fi

if [ "$vt_handoff" = 1 ]; then
    for word in $GRUB_CMDLINE_LINUX_DEFAULT; do
        if [ "$word" = splash ]; then
            GRUB_CMDLINE_LINUX_DEFAULT="$GRUB_CMDLINE_LINUX_DEFAULT \$vt_handoff"
        fi
    done
fi

if [ -s /etc/initramfs-tools/conf.d/resume ]; then
    resume_dev=$(cat /etc/initramfs-tools/conf.d/resume 2>/dev/null) || true
else
    resume_dev=$(cat /etc/fstab | grep -v "^#" | grep swap | head -n 1 | awk '{print $1}') || true
fi

if [ -n "$resume_dev" ]; then
    GRUB_CMDLINE_LINUX_DEFAULT="$GRUB_CMDLINE_LINUX_DEFAULT resume=${resume_dev#*RESUME=}"
fi

if [ -f /proc/cpuinfo ]; then
    if cat /proc/cpuinfo | grep -i "PANGU M900" >/dev/null 2>&1; then
        PANGU_PLYMOUTH_EFIFB="ply-initrd-efifb=true"
    fi
fi

GRUB_CMDLINE_LINUX_DEFAULT="$GRUB_CMDLINE_LINUX_DEFAULT usbcore.autosuspend=-1 $PANGU_PLYMOUTH_EFIFB"

if [ x"$GRUB_FORCE_PARTUUID" != x ]; then
    echo "set partuuid=${GRUB_FORCE_PARTUUID}"
fi

linux_entry() {
    os="$1"
    version="$2"
    type="$3"
    args="$4"

    if [ -z "$boot_device_id" ]; then
        boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
    fi
    if [ x$type != xsimple ] && [ x$type != xpangux ]; then
        case $type in
        backup)
            title="$(gettext_printf "%s, %s" "${os}" "Backup Mode")"
            ;;
        restore)
            title="$(gettext_printf "%s, %s" "${os}" "Restore Mode")"
            ;;
        restore-retain-userdata)
            title="$(gettext_printf "%s, %s" "${os}" "Restore-Retain-Userdata Mode")"
            ;;
        factory-restore)
            title="$(gettext_printf "%s, %s" "${os}" "Factory Restore")"
            ;;
        recovery)
            title="$(gettext_printf "%s, (%s)" "${os}" "$(gettext "${GRUB_RECOVERY_TITLE}")")"
            ;;
        init-*)
            title="$(gettext_printf "%s, (%s)" "${os}" "${type#init-}")"
            ;;
        *)
            title="$(gettext_printf "%s" "${os}")"
            ;;
        esac
        if [ x"$title" = x"$GRUB_ACTUAL_DEFAULT" ] || [ x"Previous Linux versions>$title" = x"$GRUB_ACTUAL_DEFAULT" ]; then
            replacement_title="$(echo "Advanced options for ${OS}" | sed 's,>,>>,g')>$(echo "$title" | sed 's,>,>>,g')"
            quoted="$(echo "$GRUB_ACTUAL_DEFAULT" | grub_quote)"
            title_correction_code="${title_correction_code}if [ \"x\$default\" = '$quoted' ]; then default='$(echo "$replacement_title" | grub_quote)'; fi;"
            grub_warn "$(gettext_printf "Please don't use old title \`%s' for GRUB_DEFAULT, use \`%s' (for versions before 2.00) or \`%s' (for 2.00 or later)" "$GRUB_ACTUAL_DEFAULT" "$replacement_title" "gnulinux-advanced-$boot_device_id>gnulinux-$version-$type-$boot_device_id")"
        fi

        case $type in
        recovery)
            echo "menuentry '$(echo "$title" | grub_quote)' ${CLASS} \$menuentry_id_option 'gnulinux-$version-$type-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
            ;;
        *)
            echo "menuentry '$(echo "$title" | grub_quote)'  $(echo "--unrestricted") ${CLASS} \$menuentry_id_option 'gnulinux-$version-$type-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
            ;;
        esac

    else
        echo "menuentry '$(echo "$os" | grub_quote)' $(echo "--unrestricted") ${CLASS} \$menuentry_id_option 'gnulinux-simple-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
    fi
    if [ "$quick_boot" = 1 ]; then
        echo "	recordfail" | sed "s/^/$submenu_indentation/"
    fi
    if [ x$type != xrecovery ]; then
        save_default_entry | grub_add_tab
    fi

    # Use ELILO's generic "efifb" when it's known to be available.
    # FIXME: We need an interface to select vesafb in case efifb can't be used.
    if [ "x$GRUB_GFXPAYLOAD_LINUX" = x ]; then
        echo "	load_video" | sed "s/^/$submenu_indentation/"
    else
        if [ "x$GRUB_GFXPAYLOAD_LINUX" != xtext ]; then
            echo "	load_video" | sed "s/^/$submenu_indentation/"
        fi
    fi
    if ([ "$ubuntu_recovery" = 0 ] || [ x$type != xrecovery ]) &&
        ([ "x$GRUB_GFXPAYLOAD_LINUX" != x ] || [ "$gfxpayload_dynamic" = 1 ]); then
        echo "	gfxmode \$linux_gfx_mode" | sed "s/^/$submenu_indentation/"
    fi

    echo "	insmod gzio" | sed "s/^/$submenu_indentation/"
    echo "	if [ x\$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi" | sed "s/^/$submenu_indentation/"

    if [ x$dirname = x/ ]; then
        if [ -z "${prepare_root_cache}" ]; then
            prepare_root_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE} | grub_add_tab)"
        fi
        printf '%s\n' "${prepare_root_cache}" | sed "s/^/$submenu_indentation/"
    else
        if [ -z "${prepare_boot_cache}" ]; then
            prepare_boot_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE_BOOT} | grub_add_tab)"
        fi
        printf '%s\n' "${prepare_boot_cache}" | sed "s/^/$submenu_indentation/"
    fi
    if [ x"$type" = "xfactory-restore" ]; then
        sed "s/^/$submenu_indentation/" <<EOF
        linux   ${rel_dirname}/${basename} root=${linux_root_device_thisversion} rw ${args}
        initrd  ${rel_dirname}/${initrd}
EOF
    else
        if [ x"$quiet_boot" = x0 ] || ([ x"$type" != xsimple ] && [ x"$type" != xpangux ]); then
            message="$(gettext_printf "Loading Linux %s ..." ${version})"
            sed "s/^/$submenu_indentation/" <<EOF
	echo	'$(echo "$message" | grub_quote)'
EOF
        fi
        if test -d /sys/firmware/efi && test -e "${linux}.efi.signed"; then
            sed "s/^/$submenu_indentation/" <<EOF
	linux	${rel_dirname}/${basename}.efi.signed root=${linux_root_device_thisversion} ro ${args}
EOF
        else
            # We have initrd and PARTUUID is set - we try to boot without initrd, and fallback to using it
            # if it fails.
            # "panic=-1" means "on panic reboot immediately". "panic=0" disables the reboot behavior.
            if [ x"$GRUB_FORCE_PARTUUID" != x ]; then
                linux_root_device_thisversion="PARTUUID=${GRUB_FORCE_PARTUUID}"
            fi
            message="$(gettext_printf "Loading initial ramdisk ...")"
            if test -n "${initrd}" && [ x"$GRUB_FORCE_PARTUUID" != x ]; then
                sed "s/^/$submenu_indentation/" <<EOF
	if [ "\${initrdfail}" = 1 ]; then
	  linux	${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args}
EOF
                if [ x"$quiet_boot" = x0 ] || ([ x"$type" != xsimple ] && [ x"$type" != xpangux ]); then
                    sed "s/^/$submenu_indentation/" <<EOF
	  echo	'$(echo "$message" | grub_quote)'
EOF
                fi
                sed "s/^/$submenu_indentation/" <<EOF
	  initrd	${rel_dirname}/${initrd}
	else
	  linux	${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args} panic=-1
	fi
	initrdfail
EOF
            else
                if [ x"$type" != xpangux ]; then
                    # We don't have initrd or we don't want to set PARTUUID. Don't try initrd-less boot with fallback.
                    sed "s/^/$submenu_indentation/" <<EOF
	linux	${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args}
EOF
                    if test -n "${initrd}"; then
                        # We do have initrd - let's use it at boot.
                        # TRANSLATORS: ramdisk isn't identifier. Should be translated.
                        if [ x"$quiet_boot" = x0 ] || ([ x"$type" != xsimple ] && [ x"$type" != xpangux ]); then
                            sed "s/^/$submenu_indentation/" <<EOF
	echo	'$(echo "$message" | grub_quote)'
EOF
                        fi
                        sed "s/^/$submenu_indentation/" <<EOF
	initrd	${rel_dirname}/${initrd}
EOF
                    fi
                else
                    # We don't have initrd or we don't want to set PARTUUID. Don't try initrd-less boot with fallback.
                    sed "s/^/$submenu_indentation/" <<EOF
	linux	${rel_dirname}/vmlinuz-pangux root=${linux_root_device_thisversion} ro ${args}
EOF
                    if test -n "${initrd}"; then
                        # We do have initrd - let's use it at boot.
                        # TRANSLATORS: ramdisk isn't identifier. Should be translated.
                        if [ x"$quiet_boot" = x0 ] || ([ x"$type" != xsimple ] && [ x"$type" != xpangux ]); then
                            sed "s/^/$submenu_indentation/" <<EOF
	echo	'$(echo "$message" | grub_quote)'
EOF
                        fi
                        sed "s/^/$submenu_indentation/" <<EOF
	initrd	${rel_dirname}/initrd.img-pangux
EOF
                    fi
                fi
            fi
            if test -n "${dtb}"; then
                if [ x"$quiet_boot" = x0 ] || ([ x"$type" != xsimple ] && [ x"$type" != xpangux ]); then
                    message="$(gettext_printf "Loading device tree blob...")"
                    sed "s/^/$submenu_indentation/" <<EOF
	echo	'$(echo "$message" | grub_quote)'
EOF
                fi
                sed "s/^/$submenu_indentation/" <<EOF
	devicetree	${rel_dirname}/${dtb}
EOF
            fi
        fi
    fi
    sed "s/^/$submenu_indentation/" <<EOF
}
EOF
}

machine=$(uname -m)
case "x$machine" in
xi?86 | xx86_64)
    for i in /boot/vmlinuz-* /vmlinuz-* /boot/kernel-*; do
        if grub_file_is_not_garbage "$i"; then list="$list $i"; fi
    done
    ;;
xaarch64)
    tmp=$(dpkg -l | grep linux-image | grep -E "kr9.0|pangum900|pangu|rk3588" || true)
    if [ "x$tmp" != "x" ]; then
        for i in /boot/vmlinuz-*; do
            if grub_file_is_not_garbage "$i" && [ ! -h $i ] ; then list="$list $i"; fi
        done
    else
        list="/boot/kernel"
    fi
    ;;
*)
    list=
    for i in /boot/vmlinuz-* /boot/vmlinux-* /vmlinuz-* /vmlinux-* /boot/kernel-*; do
        if grub_file_is_not_garbage "$i"; then list="$list $i"; fi
    done
    ;;
esac

case "$machine" in
i?86) GENKERNEL_ARCH="x86" ;;
mips | mips64) GENKERNEL_ARCH="mips" ;;
mipsel | mips64el) GENKERNEL_ARCH="mipsel" ;;
arm*) GENKERNEL_ARCH="arm" ;;
*) GENKERNEL_ARCH="$machine" ;;
esac

prepare_boot_cache=
prepare_root_cache=
boot_device_id=
title_correction_code=

cat <<'EOF'
function gfxmode {
	set gfxpayload="${1}"
EOF
if [ "$vt_handoff" = 1 ]; then
    cat <<'EOF'
	if [ "${1}" = "keep" ]; then
		set vt_handoff=vt.handoff=7
	else
		set vt_handoff=
	fi
EOF
fi
cat <<EOF
}
EOF

# Use ELILO's generic "efifb" when it's known to be available.
# FIXME: We need an interface to select vesafb in case efifb can't be used.
if [ "x$GRUB_GFXPAYLOAD_LINUX" != x ] || [ "$gfxpayload_dynamic" = 0 ]; then
    echo "set linux_gfx_mode=$GRUB_GFXPAYLOAD_LINUX"
else
    cat <<EOF
if [ "\${recordfail}" != 1 ]; then
  if [ -e \${prefix}/gfxblacklist.txt ]; then
    if [ \${grub_platform} != pc ]; then
      set linux_gfx_mode=keep
    elif hwmatch \${prefix}/gfxblacklist.txt 3; then
      if [ \${match} = 0 ]; then
        set linux_gfx_mode=keep
      else
        set linux_gfx_mode=text
      fi
    else
      set linux_gfx_mode=text
    fi
  else
    set linux_gfx_mode=keep
  fi
else
  set linux_gfx_mode=text
fi
EOF
fi
cat <<EOF
export linux_gfx_mode
EOF

# Extra indentation to add to menu entries in a submenu. We're not in a submenu
# yet, so it's empty. In a submenu it will be equal to '\t' (one tab).
submenu_indentation=""

is_top_level=true
while [ "x$list" != "x" ]; do
    linux=$(version_find_latest $list)
    case $linux in
    *.efi.signed)
        # We handle these in linux_entry.
        list=$(echo $list | tr ' ' '\n' | grep -vx $linux | tr '\n' ' ')
        continue
        ;;
    esac
    gettext_printf "Found linux image: %s\n" "$linux" >&2
    basename=$(basename $linux)
    dirname=$(dirname $linux)
    rel_dirname=$(make_system_path_relative_to_its_root $dirname)
    version=$(echo $basename | sed -e "s,^[^0-9]*-,,g")
    alt_version=$(echo $version | sed -e "s,\.old$,,g")
    linux_root_device_thisversion="${LINUX_ROOT_DEVICE}"

    initrd_early=
    for i in ${GRUB_EARLY_INITRD_LINUX_STOCK} \
        ${GRUB_EARLY_INITRD_LINUX_CUSTOM}; do
        if test -e "${dirname}/${i}"; then
            initrd_early="${initrd_early} ${i}"
        fi
    done

    initrd_real=
    for i in "initrd.img-${version}" "initrd-${version}.img" "initrd-${version}.gz" \
        "initrd-${version}" "initramfs-${version}.img" \
        "initrd.img-${alt_version}" "initrd-${alt_version}.img" \
        "initrd-${alt_version}" "initramfs-${alt_version}.img" \
        "initramfs-genkernel-${version}" \
        "initramfs-genkernel-${alt_version}" \
        "initramfs-genkernel-${GENKERNEL_ARCH}-${version}" \
        "initramfs-genkernel-${GENKERNEL_ARCH}-${alt_version}"; do
        if test -e "${dirname}/${i}"; then
            initrd_real="${i}"
            break
        fi
    done

    initrd=
    if test -n "${initrd_early}" || test -n "${initrd_real}"; then
        initrd="${initrd_real}"
        if test -n "${initrd_early}"; then
            initrd="${initrd_early} ${initrd}"
        fi

        initrd_display=
        for i in ${initrd}; do
            initrd_display="${initrd_display} ${dirname}/${i}"
        done
        gettext_printf "Found initrd image: %s\n" "$(echo $initrd_display)" >&2
    fi

    dtb=
    for i in "dtb-${version}" "dtb-${alt_version}" "dtb"; do
        if test -e "${dirname}/${i}"; then
            dtb="$i"
            break
        fi
    done

    config=
    for i in "${dirname}/config-${version}" "${dirname}/config-${alt_version}" "/etc/kernels/kernel-config-${version}"; do
        if test -e "${i}"; then
            config="${i}"
            break
        fi
    done

    initramfs=
    if test -n "${config}"; then
        initramfs=$(grep CONFIG_INITRAMFS_SOURCE= "${config}" | cut -f2 -d= | tr -d \")
    fi

    if test -z "${initramfs}" && test -z "${initrd_real}"; then
        # "UUID=" and "ZFS=" magic is parsed by initrd or initramfs.  Since there's
        # no initrd or builtin initramfs, it can't work here.
        if [ "x${GRUB_DEVICE_PARTUUID}" = "x" ] ||
            [ "x${GRUB_DISABLE_LINUX_PARTUUID}" = "xtrue" ]; then

            linux_root_device_thisversion=${GRUB_DEVICE}
        else
            linux_root_device_thisversion=PARTUUID=${GRUB_DEVICE_PARTUUID}
        fi
    fi

    machine_pangux=$(dmidecode -t 11 | grep "String 4" | grep PGUX) || true
    if [ "x$machine_pangux" != "x" ]; then
        if [ "x$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xy ]; then
            linux_entry "银河麒麟桌面操作系统V10 SP1" "$version" pangux \
                "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY}"

            submenu_indentation="$grub_tab"

            if [ -z "$boot_device_id" ]; then
                boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
            fi

            if findmnt -s /backup 2>&1 >/dev/null && [ -e ${dirname}/initrd.img ] && [ x$GRUB_RESTORE_DISABLED != xyes ]; then
                echo "submenu '$(gettext_printf "银河麒麟桌面操作系统V10 SP1 (备份还原模式)" | grub_quote)' --unrestricted \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"
                linux_entry "${OS}" "${version}" backup \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} backup"
                linux_entry "${OS}" "${version}" restore \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} restore"
                linux_entry "${OS}" "${version}" restore-retain-userdata \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} restore-retain-userdata"
                linux_entry "${OS}" "${version}" factory-restore \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} factory-restore"
                echo '}'
            fi

            # TRANSLATORS: %s is replaced with an OS name
            echo "submenu '$(gettext_printf "高级配置选项" | grub_quote)' --unrestricted  \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"
            is_top_level=false
        fi

        linux_entry "${OS}" "${version}" advanced \
            "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY}"
        for supported_init in ${SUPPORTED_INITS}; do
            init_path="${supported_init#*:}"
            if [ -x "${init_path}" ] && [ "$(readlink -f /sbin/init)" != "$(readlink -f "${init_path}")" ]; then
                linux_entry "${OS}" "${version}" "init-${supported_init%%:*}" \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} init=${init_path}"
            fi
        done
        if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then
            linux_entry "${OS}" "${version}" recovery \
                "${GRUB_CMDLINE_LINUX_RECOVERY} ${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_SECURITY}"
        fi
    else
        if [ "x$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xy ]; then
            linux_entry "${OS}" "${version}" simple \
                "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY}"

            submenu_indentation="$grub_tab"

            if [ -z "$boot_device_id" ]; then
                boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
            fi

            if findmnt -s /backup 2>&1 >/dev/null && [ -e ${dirname}/initrd.img ] && [ x$GRUB_RESTORE_DISABLED != xyes ]; then
                echo "submenu '$(gettext_printf "Backup and Restore Options for %s" "${OS}" | grub_quote)' --unrestricted \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"
                linux_entry "${OS}" "${version}" backup \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} backup"
                linux_entry "${OS}" "${version}" restore \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} restore"
                linux_entry "${OS}" "${version}" restore-retain-userdata \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} restore-retain-userdata"
                linux_entry "${OS}" "${version}" factory-restore \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} factory-restore"
                echo '}'
            fi

            # TRANSLATORS: %s is replaced with an OS name
            echo "submenu '$(gettext_printf "Advanced Options for %s" "${OS}" | grub_quote)' --unrestricted  \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"
            is_top_level=false
        fi

        linux_entry "${OS}" "${version}" advanced \
            "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY}"
        for supported_init in ${SUPPORTED_INITS}; do
            init_path="${supported_init#*:}"
            if [ -x "${init_path}" ] && [ "$(readlink -f /sbin/init)" != "$(readlink -f "${init_path}")" ]; then
                linux_entry "${OS}" "${version}" "init-${supported_init%%:*}" \
                    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_SECURITY} init=${init_path}"
            fi
        done
        if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then
            linux_entry "${OS}" "${version}" recovery \
                "${GRUB_CMDLINE_LINUX_RECOVERY} ${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_SECURITY}"
        fi
    fi
    list=$(echo $list | tr ' ' '\n' | fgrep -vx "$linux" | tr '\n' ' ')
done

# If at least one kernel was found, then we need to
# add a closing '}' for the submenu command.
if [ x"$is_top_level" != xtrue ]; then
    echo '}'
fi

echo "$title_correction_code"
