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| -rw-r--r-- | kconfigpp/kconfigpp.sh | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/kconfigpp/kconfigpp.sh b/kconfigpp/kconfigpp.sh new file mode 100644 index 0000000..90b03f1 --- /dev/null +++ b/kconfigpp/kconfigpp.sh @@ -0,0 +1,54 @@ +#!/bin/sh +# +# Kconfig preprocessor +# +# Copyright (C) 2014 Patrick "P. J." McDermott +# +# 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 2 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, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + +set -u + +main() +{ + if [ ${#} -ne 1 ]; then + usage >&2 + exit 1 + fi + + parse "${1}" +} + +usage() +{ + printf 'Usage: %s <kconfig-file>\n' "${0}" +} + +parse() +{ + local file="${1}" + local line= + + while IFS='' read line; do + if [ "x${line}" != "x${line#source}" ]; then + line="$(printf '%s' "${line}" | \ + sed 's/^source[ \t][ \t]*"*\([^"]*\).*$/\1/')" + parse "${line}" + else + printf '%s\n' "${line}" + fi + done <"${file}" +} + +main "${@}" |