Files
lbmk/script/build/grub
T
Leah Rowe 2e779a5495 handle errors on exits from subshells
most of these are probably redundant, and will never
be called, but lbmk needs to be as safe as possible
under fault conditions. fail early, fail hard.

Signed-off-by: Leah Rowe <leah@libreboot.org>
2023-12-11 05:21:27 +00:00

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#!/usr/bin/env sh
# SPDX-License-Identifier: GPL-3.0-or-later
# SPDX-FileCopyrightText: 2014,2015,2020,2021,2023 Leah Rowe <leah@libreboot.org>
[ "x${DEBUG+set}" = 'xset' ] && set -v
set -u -e
. "include/err.sh"
elfdir="elf/grub"
grubcfgsdir="config/grub"
layoutdir="/boot/grub/layouts"
. "${grubcfgsdir}/modules.list"
main()
{
handle_dependencies
build_keymap_configs
build_grub_payload
printf "GRUB files now available under directory: %s\n" "${elfdir}"
}
handle_dependencies()
{
[ -d "src/grub" ] || x_ ./update trees -f grub
[ -f "src/grub/grub-mkstandalone" ] || build_grub_utils
x_ mkdir -p "${elfdir}"
rm -f "${elfdir}/"* || err "!rm elf, handle_, ${elfdir}/"
}
build_grub_utils()
{
(
x_ cd "src/grub"
[ ! -d Makefile ] || x_ make distclean
x_ ./bootstrap --gnulib-srcdir=gnulib/ --no-git
x_ ./autogen.sh
x_ ./configure --with-platform=coreboot
make -j$(nproc) FS_PAYLOAD_MODULES="" || err "!mk grub utils"
) || err "grub build error"
}
build_keymap_configs()
{
for keylayoutfile in "${grubcfgsdir}/keymap/"*.gkb; do
[ -f "${keylayoutfile}" ] || continue
keymap="${keylayoutfile##${grubcfgsdir}/keymap/}"
keymap="${keymap%.gkb}"
printf "keymap %s\n" "${keymap}" > \
"${elfdir}/keymap_${keymap}.cfg" || err "!insert keymap"
done
}
build_grub_payload()
{
./src/grub/grub-mkstandalone \
--grub-mkimage="src/grub/grub-mkimage" \
-O i386-coreboot \
-o "${elfdir}/grub.elf" \
-d "src/grub/grub-core/" \
--fonts= --themes= --locales= \
--modules="${grub_modules}" \
--install-modules="${grub_install_modules}" \
"${layoutdir}/colemak.gkb=${grubcfgsdir}/keymap/colemak.gkb" \
"${layoutdir}/deqwertz.gkb=${grubcfgsdir}/keymap/deqwertz.gkb" \
"${layoutdir}/esqwerty.gkb=${grubcfgsdir}/keymap/esqwerty.gkb" \
"${layoutdir}/frazerty.gkb=${grubcfgsdir}/keymap/frazerty.gkb" \
"${layoutdir}/frdvbepo.gkb=${grubcfgsdir}/keymap/frdvbepo.gkb" \
"${layoutdir}/itqwerty.gkb=${grubcfgsdir}/keymap/itqwerty.gkb" \
"${layoutdir}/svenska.gkb=${grubcfgsdir}/keymap/svenska.gkb" \
"${layoutdir}/trqwerty.gkb=${grubcfgsdir}/keymap/trqwerty.gkb" \
"${layoutdir}/ukdvorak.gkb=${grubcfgsdir}/keymap/ukdvorak.gkb" \
"${layoutdir}/ukqwerty.gkb=${grubcfgsdir}/keymap/ukqwerty.gkb" \
"${layoutdir}/usdvorak.gkb=${grubcfgsdir}/keymap/usdvorak.gkb" \
"${layoutdir}/usqwerty.gkb=${grubcfgsdir}/keymap/usqwerty.gkb" \
"/boot/grub/grub.cfg=${grubcfgsdir}/config/grub_memdisk.cfg" \
"/boot/grub/grub_default.cfg=${grubcfgsdir}/config/grub.cfg" || \
err "build_grub_elf: cannot build grub payload (grub-mkstandalone)"
}
main $@