qubes-linux-kernel/gen-config
Simon Gaiser 537e0d17a8 Update to 4.14.6 and auto generate config
The config is now generated based on Fedora's config. This way we need
to only track qubes specific changes and can quickly update to never
Fedora configs.
2017-12-15 10:08:09 +01:00

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#!/bin/bash
# The Qubes OS Project, https://www.qubes-os.org
#
# Copyright (C) 2017 Simon Gaiser <simon@invisiblethingslab.com>
# Copyright (c) 2009-2010 Wind River Systems, Inc.
# Copyright 2011 Linaro
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# 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.
set -eu -o pipefail
linux_merge_config="./scripts/kconfig/merge_config.sh"
make_opts=""
if [ -n "${RPM_PACKAGE_VERSION:-}" ]; then
linux_merge_config="../linux-$RPM_PACKAGE_VERSION/scripts/kconfig/merge_config.sh"
make_opts="-C ../linux-$RPM_PACKAGE_VERSION O=$PWD"
fi
if [ -z "$linux_merge_config" ]; then
printf 'Error: Could not find merge_config.sh from the linux source tree!\n'
exit 1
fi
sed_config_exp='s/^\(# \)\{0,1\}\(CONFIG_[a-zA-Z0-9_]*\)[= ].*/\2/p'
if [ $# -ne 2 ]; then
printf 'Usage: gen-config base.config local.config\n'
exit 1
fi
base_config="$1"
local_config="$2"
grep -v '^##' "$local_config" > "$local_config.gen"
$linux_merge_config -m "$base_config" "$local_config.gen"
make $make_opts KCONFIG_ALLCONFIG=.config alldefconfig
rc=0
for cfg in $(sed -n "$sed_config_exp" "$local_config.gen"); do
requested="$(grep -w "$cfg" "$local_config.gen" || true)"
actual="$(grep -w "$cfg" .config || true)"
if [ "$requested" != "$actual" ]; then
printf 'Local config setting for %s didn'\''t make it into the final config\n' "$cfg"
rc=1
fi
done
rm "$local_config.gen"
exit $rc