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10_linux.in
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#! /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="@prefix@"
exec_prefix="@exec_prefix@"
datarootdir="@datarootdir@"
. "$pkgdatadir/grub-mkconfig_lib"
export TEXTDOMAIN=@PACKAGE@
export TEXTDOMAINDIR="@localedir@"
CLASS="--class gnu-linux --class gnu --class os --unrestricted"
if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then
OS="$(eval $(grep PRETTY_NAME /etc/os-release) ; echo ${PRETTY_NAME})"
CLASS="--class $(eval $(grep '^ID_LIKE=\|^ID=' /etc/os-release) ; [ -n "${ID_LIKE}" ] && echo ${ID_LIKE} || echo ${ID}) ${CLASS}"
else
OS="${GRUB_DISTRIBUTOR}"
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/"`
;;
esac
# Default to disabling partition uuid support to maintian compatibility with
# older kernels.
GRUB_DISABLE_LINUX_PARTUUID=${GRUB_DISABLE_LINUX_PARTUUID-true}
# btrfs may reside on multiple devices. We cannot pass them as value of root= parameter
# and mounting btrfs requires user space scanning, so force UUID in this case.
if ( [ "x${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"$GRUB_FS" in
xbtrfs)
if [ "x${SUSE_BTRFS_SNAPSHOT_BOOTING}" = "xtrue" ]; then
GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX} \${extra_cmdline}"
else
rootsubvol="`make_system_path_relative_to_its_root /`"
rootsubvol="${rootsubvol#/}"
if [ "x${rootsubvol}" != x ]; then
GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
fi
fi;;
xzfs)
rpool=`${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
populate_header_warn()
{
cat <<EOF
# This section was generated by a script. Do not modify the generated file - all changes
# will be lost the next time file is regenerated. Instead edit the BootLoaderSpec files.
#
# The blscfg command parses the BootLoaderSpec files stored in /boot/loader/entries and
# populates the boot menu. Please refer to the Boot Loader Specification documentation
# for the files format: https://www.freedesktop.org/wiki/Specifications/BootLoaderSpec/.
EOF
}
mktitle ()
{
local title_type
local version
local OS_NAME
local OS_VERS
title_type=$1 && shift
version=$1 && shift
OS_NAME="$(eval $(grep ^NAME= /etc/os-release) ; echo ${NAME})"
OS_VERS="$(eval $(grep ^VERSION= /etc/os-release) ; echo ${VERSION})"
case $title_type in
recovery)
title=$(printf '%s (%s) %s (recovery mode)' \
"${OS_NAME}" "${version}" "${OS_VERS}")
;;
*)
title=$(printf '%s (%s) %s' \
"${OS_NAME}" "${version}" "${OS_VERS}")
;;
esac
echo -n ${title}
}
title_correction_code=
linux_entry ()
{
os="$1"
version="$2"
type="$3"
isdebug="$4"
args="$5"
if [ -z "$boot_device_id" ]; then
boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
fi
if [ "x${GRUB_ENABLE_BLSCFG}" = "xtrue" ]; then
if [ x$dirname = x/ ]; then
if [ -z "${prepare_root_cache}" ]; then
prepare_grub_to_access_device ${GRUB_DEVICE}
fi
else
if [ -z "${prepare_boot_cache}" ]; then
prepare_grub_to_access_device ${GRUB_DEVICE_BOOT}
fi
fi
if [ -d /sys/firmware/efi ]; then
bootefi_device="`${grub_probe} --target=device /boot/efi/`"
prepare_grub_to_access_device ${bootefi_device} boot
else
boot_device="`${grub_probe} --target=device /boot/`"
prepare_grub_to_access_device ${boot_device} boot
fi
populate_header_warn
cat << EOF
set default_kernelopts="root=${linux_root_device_thisversion} ro ${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"
insmod blscfg
blscfg
EOF
if [ "x${GRUB_GRUBENV_UPDATE}" = "xyes" ]; then
blsdir="/boot/loader/entries"
[ -d "${blsdir}" ] && GRUB_BLS_FS="$(${grub_probe} --target=fs ${blsdir})"
if [ "x${GRUB_BLS_FS}" = "xbtrfs" ] || [ "x${GRUB_BLS_FS}" = "xzfs" ]; then
blsdir=$(make_system_path_relative_to_its_root "${blsdir}")
if [ "x${blsdir}" != "x/loader/entries" ] && [ "x${blsdir}" != "x/boot/loader/entries" ]; then
${grub_editenv} - set blsdir="${blsdir}"
fi
fi
${grub_editenv} - set kernelopts="root=${linux_root_device_thisversion} ro ${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"
if [ -n "${GRUB_EARLY_INITRD_LINUX_CUSTOM}" ]; then
${grub_editenv} - set early_initrd="${GRUB_EARLY_INITRD_LINUX_CUSTOM}"
fi
if [ -n "${GRUB_SAVEDEFAULT}" ]; then
${grub_editenv} - set save_default="${GRUB_SAVEDEFAULT}"
fi
fi
exit 0
fi
if [ x$type != xsimple ] ; then
title=$(mktitle "$type" "$version")
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 "$replacement_title" | grub_quote)'; fi;"
fi
if [ x$isdebug = xdebug ]; then
title="$title${GRUB_LINUX_DEBUG_TITLE_POSTFIX}"
fi
echo "menuentry '$(echo "$title" | grub_quote)' ${CLASS} \$menuentry_id_option 'gnulinux-$version-$type-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
else
echo "menuentry '$(echo "$os" | grub_quote)' ${CLASS} \$menuentry_id_option 'gnulinux-simple-$boot_device_id' {" | 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/"
if grep -qx "CONFIG_FB_EFI=y" "${config}" 2> /dev/null \
&& grep -qx "CONFIG_VT_HW_CONSOLE_BINDING=y" "${config}" 2> /dev/null; then
echo " set gfxpayload=keep" | sed "s/^/$submenu_indentation/"
fi
else
if [ "x$GRUB_GFXPAYLOAD_LINUX" != xtext ]; then
echo " load_video" | sed "s/^/$submenu_indentation/"
fi
echo " set gfxpayload=$GRUB_GFXPAYLOAD_LINUX" | sed "s/^/$submenu_indentation/"
fi
echo " insmod gzio" | sed "s/^/$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/^/$submenu_indentation/"
fi
sed "s/^/$submenu_indentation/" << EOF
linux ${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args}
EOF
if test -n "${initrd}" ; then
initrd_path=
for i in ${initrd}; do
initrd_path="${initrd_path} ${rel_dirname}/${i}"
done
sed "s/^/$submenu_indentation/" << EOF
initrd $(echo $initrd_path)
EOF
fi
if test -n "${fdt}" ; then
sed "s/^/$submenu_indentation/" << EOF
devicetree ${rel_dirname}/${fdt}
EOF
fi
sed "s/^/$submenu_indentation/" << EOF
}
EOF
}
machine=`uname -m`
case "x$machine" in
xi?86 | xx86_64)
list=
for i in /boot/vmlinuz-* /vmlinuz-* /boot/kernel-* ; do
if grub_file_is_not_garbage "$i" ; then list="$list $i" ; fi
done ;;
*)
list=
for i in /boot/vmlinuz-* /boot/vmlinux-* /vmlinuz-* /vmlinux-* /boot/kernel-* ; do
if grub_file_is_not_garbage "$i" ; then list="$list $i" ; fi
done ;;
esac
if [ "x${GRUB_ENABLE_BLSCFG}" = "xtrue" ]; then
for i in /boot/ostree/*/vmlinuz-* ; do
if grub_file_is_not_garbage "$i" ; then list="$list $i" ; fi
done
fi
case "$machine" in
i?86) GENKERNEL_ARCH="x86" ;;
mips|mips64) GENKERNEL_ARCH="mips" ;;
mipsel|mips64el) GENKERNEL_ARCH="mipsel" ;;
arm*) GENKERNEL_ARCH="arm" ;;
*) GENKERNEL_ARCH="$machine" ;;
esac
prepare_boot_cache=
prepare_root_cache=
boot_device_id=
title_correction_code=
# Extra indentation to add to menu entries in a submenu. We're not in a submenu
# yet, so it's empty. In a submenu it will be equal to '\t' (one tab).
submenu_indentation=""
is_top_level=true
while [ "x$list" != "x" ] ; do
linux=`version_find_latest $list`
if [ "x${GRUB_ENABLE_BLSCFG}" != "xtrue" ]; then
gettext_printf "Found linux image: %s\n" "$linux" >&2
fi
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_early} ${initrd_real}"
initrd_display=
for i in ${initrd}; do
initrd_display="${initrd_display} ${dirname}/${i}"
done
if [ "x${GRUB_ENABLE_BLSCFG}" != "xtrue" ]; then
gettext_printf "Found initrd image: %s\n" "$(echo $initrd_display)" >&2
fi
fi
fdt=
for i in "dtb-${version}" "dtb-${alt_version}"; do
if test -f "${dirname}/${i}/${GRUB_DEFAULT_DTB}" ; then
fdt="${i}/${GRUB_DEFAULT_DTB}"
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=${GRUB_DEVICE_PARTUUID}
fi
fi
if [ "x${GRUB_DISABLE_SUBMENU}" = "xyes" ] || [ "x${GRUB_DISABLE_SUBMENU}" = "xy" ]; then
GRUB_DISABLE_SUBMENU="true"
fi
if [ "x$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xtrue ]; then
linux_entry "${OS}" "${version}" simple standard \
"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"
if [ "x$GRUB_LINUX_MAKE_DEBUG" = "xtrue" ]; then
linux_entry "${OS}" "${version}" simple debug \
"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_DEBUG}"
fi
submenu_indentation="$grub_tab"
if [ -z "$boot_device_id" ]; then
boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
fi
# TRANSLATORS: %s is replaced with an OS name
echo "submenu '$(gettext_printf "Advanced options for %s" "${OS}" | grub_quote)' \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"
is_top_level=false
fi
linux_entry "${OS}" "${version}" advanced standard \
"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"
if [ "x$GRUB_LINUX_MAKE_DEBUG" = "xtrue" ]; then
linux_entry "${OS}" "${version}" advanced debug \
"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} ${GRUB_CMDLINE_LINUX_DEBUG}"
fi
if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then
linux_entry "${OS}" "${version}" recovery standard \
"single ${GRUB_CMDLINE_LINUX}"
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"