lbmk/modify

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#!/bin/sh
# generic scripts for modifying configs and such
#
# Copyright (C) 2014,2015,2020,2021,2023 Leah Rowe <info@minifree.org>
# Copyright (C) 2015 Patrick "P. J." McDermott <pj@pehjota.net>
# Copyright (C) 2015, 2016 Klemens Nanni <contact@autoboot.org>
#
# This program 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.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
#
[ "x${DEBUG+set}" = 'xset' ] && set -v
set -u -e
projectname="$(cat projectname)"
modify=./resources/scripts/modify
mode=""
option=""
main()
{
./resources/scripts/misc/versioncheck
if [ $# -lt 1 ]; then
die "Wrong argument count. See './modify help'."
fi
mode="${1}"
if [ "${mode}" = help ]; then
help
exit 0
elif [ $# -lt 2 ]; then
help
exit 0
fi
option=${2}
shift 2
case "${option}" in
list)
printf "Options for mode '%s':\n\n" ${mode}
listoptions "${mode}"
;;
all)
for option in $(listoptions "${mode}"); do
"${modify}/${mode}/${option}" $@
done
;;
*)
if [ ! -d "${modify}/${mode}" ]; then
help
die "Invalid mode: ${mode}. Run: ./modify help"
elif [ ! -f "${modify}/${mode}/${option}" ]; then
help
printf "Invalid option for '%s'\n." ${mode}
die "Run: ./modify ${mode} list'"
fi
"${modify}/${mode}/${option}" $@
esac
}
# Takes exactly one mode as parameter
listoptions()
{
for option in "${modify}/${1}/"*; do
printf '%s\n' ${option##*/}
done
}
help()
{
cat <<- EOF
USAGE: ./modify <MODE> <OPTION>
possible values for 'mode':
$(listmodes)
Example: ./modify coreboot configs
Example: ./modify coreboot configs x60
Refer to ${projectname} documentation for more info.
EOF
}
listmodes()
{
for mode in "${modify}/"*; do
printf '%s\n' "${mode##*/}"
done
}
die()
{
printf 'Error: %s\n' "${@}" 1>&2
exit 1
}
main $@