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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/>.
#
# Save this file in /etc/grub.d/09_slackware_linux
prefix="/usr"
exec_prefix="${prefix}"
datarootdir="${prefix}/share"
. "${datarootdir}/grub/grub-mkconfig_lib"
export TEXTDOMAIN=grub
export TEXTDOMAINDIR="${datarootdir}/locale"
CLASS="--class gnu-linux --class gnu --class os"
if [ "${GRUB_DISTRIBUTOR}" = "" ] ; then
OS=Linux
else
OS="${GRUB_DISTRIBUTOR} Linux"
CLASS="--class $(echo "${GRUB_DISTRIBUTOR}" | tr '[:upper:]' '[:lower:]') ${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
if [ "${GRUB_DEVICE_UUID}" = "" ] || [ "${GRUB_DISABLE_LINUX_UUID}" = "true" ] \
|| ! test -e "/dev/disk/by-uuid/${GRUB_DEVICE_UUID}" ; then
LINUX_ROOT_DEVICE=${GRUB_DEVICE}
else
LINUX_ROOT_DEVICE=UUID=${GRUB_DEVICE_UUID}
fi
linux_entry ()
{
os="$1"
tag="$2"
version="$3"
recovery="$4"
args="$5"
if ${recovery} ; then
title="$(gettext "%s, with Linux %s [%s] (recovery mode)")"
else
title="$(gettext "%s, with Linux %s [%s]")"
fi
printf "menuentry \"${title}\" ${CLASS} {\n" "${os}" "${version}" "${tag}"
save_default_entry | sed -e "s/^/\t/"
# 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 [ "$GRUB_GFXPAYLOAD_LINUX" = "" ]; then
if grep -qx "CONFIG_FB_EFI=y" /boot/config-"${version}" 2> /dev/null \
&& grep -qx "CONFIG_VT_HW_CONSOLE_BINDING=y" /boot/config-"${version}" 2> /dev/null; then
cat << EOF
set gfxpayload=keep
EOF
fi
else
cat << EOF
set gfxpayload=$GRUB_GFXPAYLOAD_LINUX
EOF
fi
if [ -z "${prepare_boot_cache}" ]; then
prepare_boot_cache="$(prepare_grub_to_access_device "${GRUB_DEVICE_BOOT}" | sed -e "s/^/\t/")"
fi
printf '%s\n' "${prepare_boot_cache}"
cat << EOF
echo $(printf "$(gettext "Loading Linux %s ...")" "${version}")
linux ${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args}
EOF
if test -n "${initrd}" ; then
cat << EOF
echo $(gettext "Loading initial ramdisk ...")
initrd /$(basename ${initrd})
EOF
fi
cat << EOF
}
EOF
}
process_list() {
mylist="$1"
tag="$2"
initrd_allowed="$3"
# Version-sort the kernels
sorted_kernels=$(echo "$mylist" | tr ' ' '\n' | version_sort -r)
# Use portable command substitution
kernels=$(echo "$sorted_kernels" | tr ' ' '\n')
for kernel in $kernels; do
# Skip symbolic links to kernels if requested:
if [ -L "$kernel" -a "$GRUB_DISABLE_KERNEL_SYMLINKS" = "true" ]; then
continue
fi
printf "Found linux image: %s\n" "$kernel" >&2
basename=$(basename "$kernel")
dirname=$(dirname "$kernel")
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=
actual_initrd=
if [ "${initrd_allowed}" = "true" ]; then
for i in ${GRUB_EARLY_INITRD_LINUX_STOCK} \
${GRUB_EARLY_INITRD_LINUX_CUSTOM}; do
if [ -e "${dirname}/${i}" ]; then
if [ -z "$initrd" ]; then
initrd="${dirname}/$i"
else
initrd="$initrd ${dirname}/$i"
fi
fi
done
for i in "initrd-${tag}-${version}.gz" "initrd-${tag}.gz" \
"initrd-${version}.gz" "initrd.gz" \
"initrd.img-${version}" "initrd-${version}.img" \
"initrd-${version}" "initrd.img-${alt_version}" \
"initrd-${alt_version}.img" "initrd-${alt_version}"; do
if [ -e "${dirname}/${i}" ]; then
actual_initrd="true"
if [ -z "$initrd" ]; then
initrd="${dirname}/$i"
else
initrd="$initrd ${dirname}/$i"
fi
break
fi
done
if [ -n "${initrd}" ]; then
printf "Found initrd image: %s\n" "${initrd}" >&2
fi
if [ -z "$actual_initrd" ]; then
# "UUID=" magic is parsed by initrds. Since there's no initrd, it can't work here.
linux_root_device_thisversion=${GRUB_DEVICE}
fi
else
# "UUID=" magic is parsed by initrds. Since there's no initrd, it can't work here.
linux_root_device_thisversion=${GRUB_DEVICE}
fi
linux_entry "${OS}" "${tag}" "${version}" false \
"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"
if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then
linux_entry "${OS}" "${tag}" "${version}" true \
"single ${GRUB_CMDLINE_LINUX}"
fi
done
}
prepare_boot_cache=
list=$(for i in /boot/vmlinu[xz]-generic-* /boot/vmlinu[xz]-generic /vmlinu[xz]-generic-* ; do
if grub_file_is_not_garbage "$i" ; then printf "%s " "$i"; fi
done)
process_list "${list}" "generic" "true"
list=$(for i in /boot/vmlinu[xz]-custom-* /boot/vmlinu[xz]-custom /vmlinu[xz]-custom-* ; do
if grub_file_is_not_garbage "$i" ; then printf "%s " "$i"; fi
done)
process_list "${list}" "custom" "true"
list=$(for i in /boot/vmlinu[xz]-huge-* /boot/vmlinu[xz]-huge /vmlinu[xz]-huge-* ; do
if grub_file_is_not_garbage "$i" ; then printf "%s " "$i"; fi
done)
process_list "${list}" "huge" "false"
|
