grub/util/grub.d/10_netbsd.in
2013-12-24 17:47:27 +01:00

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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@"
. "@datadir@/@PACKAGE@/grub-mkconfig_lib"
export TEXTDOMAIN=@PACKAGE@
export TEXTDOMAINDIR="@localedir@"
if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then
OS="NetBSD"
else
OS="${GRUB_DISTRIBUTOR} NetBSD"
fi
netbsd_load_fs_module ()
{
loader="$1" # "knetbsd" or "multiboot"
kernel="$2" # absolute path to the kernel file
case $(zcat -f "${kernel}" | file -bL - | cut -d , -f 2 | tr -d ' ') in
Intel80386)
karch="i386"
;;
x86-64)
karch="amd64"
;;
*)
return
;;
esac
case $(${grub_probe} --target=fs -d ${GRUB_DEVICE}) in
ext2)
kmod="ext2fs"
;;
fat)
kmod="msdosfs"
;;
ntfs)
kmod="ntfs"
;;
ufs*)
kmod="ffs"
;;
*)
return
;;
esac
kversion=$(zcat -f "${kernel}" | strings | sed -n -e '/^@(#)NetBSD/ { s/^@(#)NetBSD \([0-9\.]*\) .*$/\1/g ; p ; q ; }')
kmodule="/stand/${karch}/${kversion}/modules/${kmod}/${kmod}.kmod"
if test -z "$karch" -o -z "$kversion" -o ! -f "${kmodule}"; then
return
fi
kmodule_rel=$(make_system_path_relative_to_its_root "$kmodule") || return
prepare_grub_to_access_device $(${grub_probe} -t device "${kmodule}") | sed -e 's,^, ,' | sed "s/^/$submenu_indentation/"
case "${loader}" in
knetbsd)
printf "${grub_tab}knetbsd_module_elf %s\n" "${kmodule_rel}" | sed "s/^/$submenu_indentation/"
;;
multiboot)
printf "${grub_tab}module %s\n" "${kmodule_rel}" | sed "s/^/$submenu_indentation/"
;;
esac
}
title_correction_code=
netbsd_entry ()
{
loader="$1" # "knetbsd" or "multiboot"
kernel="$2" # absolute path to the kernel file
type="$3"
args="$4" # extra arguments appended to loader command
kroot_device="$(echo ${GRUB_DEVICE} | sed -e 's,^/dev/r,,')"
if [ -z "$boot_device_id" ]; then
boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
fi
if [ x$type != xsimple ] ; then
if [ x$type = xrecovery ] ; then
title="$(gettext_printf "%s, with kernel %s (via %s, recovery mode)" "${OS}" "$(echo ${kernel} | sed -e 's,^.*/,,')" "${loader}")"
else
title="$(gettext_printf "%s, with kernel %s (via %s)" "${OS}" "$(echo ${kernel} | sed -e 's,^.*/,,')" "${loader}")"
fi
replacement_title="$(echo "Advanced options for ${OS}" | sed 's,>,>>,g')>$(echo "$title" | sed 's,>,>>,g')"
if [ x"$title" = x"$GRUB_ACTUAL_DEFAULT" ]; then
quoted="$(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" "netbsd-advanced-$boot_device_id>netbsd-${loader}-$kernel-$type-$boot_device_id")"
fi
echo "menuentry '$(echo "$title" | grub_quote)' \$menuentry_id_option 'netbsd-${loader}-$kernel-$type-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
else
echo "menuentry '$(echo "$OS" | grub_quote)' \$menuentry_id_option 'netbsd-${loader}-simple-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
fi
printf "%s\n" "${prepare_boot_cache}" | sed "s/^/$submenu_indentation/"
case "${loader}" in
knetbsd)
printf "${grub_tab}knetbsd %s -r %s %s\n" \
"${kernel}" "${kroot_device}" "${GRUB_CMDLINE_NETBSD} ${args}" | sed "s/^/$submenu_indentation/"
;;
multiboot)
printf "${grub_tab}multiboot %s %s root=%s %s\n" \
"${kernel}" "${kernel}" "${kroot_device}" "${GRUB_CMDLINE_NETBSD} ${args}" | sed "s/^/$submenu_indentation/"
;;
esac
netbsd_load_fs_module "${loader}" "${kernel}"
printf "}\n" | sed "s/^/$submenu_indentation/"
}
prepare_boot_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE} | sed -e 's,^, ,')"
boot_device_id=
# We look for NetBSD kernels in / but not in subdirectories. We simply
# pick all statically linked ELF executable files (or links) in / with a
# name that starts with `netbsd'.
pattern="^ELF[^,]*executable.*statically linked"
# 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
for k in /netbsd $(ls -t /netbsd?* 2>/dev/null) ; do
if ! grub_file_is_not_garbage "$k" ; then
continue
fi
if ! (zcat -f "$k" | file -bL - | grep -q "${pattern}") 2>/dev/null ; then
continue
fi
gettext_printf "Found NetBSD kernel: %s\n" "$k" >&2
if [ "x$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xy ]; then
netbsd_entry "knetbsd" "$k" simple "${GRUB_CMDLINE_NETBSD_DEFAULT}"
submenu_indentation="$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" "${OS}" | grub_quote)' \$menuentry_id_option 'netbsd-advanced-$boot_device_id' {"
is_top_level=false
fi
netbsd_entry "knetbsd" "$k" advanced "${GRUB_CMDLINE_NETBSD_DEFAULT}"
netbsd_entry "multiboot" "$k" advanced "${GRUB_CMDLINE_NETBSD_DEFAULT}"
if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then
netbsd_entry "knetbsd" "$k" recovery "-s"
netbsd_entry "multiboot" "$k" recovery "-s"
fi
done
# If at least one kernel was found, then we need to
# add a closing '}' for the submenu command.
if [ x"$is_top_level" != xtrue ]; then
echo '}'
fi
echo "$title_correction_code"