[ipfire-3.x.git] / kernel / scripts / configure

#!/bin/bash
###############################################################################
# IPFire.org    - An Open Source Firewall Solution                            #
# Copyright (C) - IPFire Development Team <info@ipfire.org>                   #
###############################################################################

BASEDIR=$(dirname ${0})
SCRIPTS_DIR=${BASEDIR}

# x86_64
CONFIGS="x86_64:default"

# i686
CONFIGS="${CONFIGS} i686:legacy i686:default"

# aarch64
CONFIGS="${CONFIGS} aarch64:default"

# armv7hl
CONFIGS="${CONFIGS} armv7hl:lpae armv7hl:default"

PLATFORMS="x86 arm"
declare -A SUBPLATFORMS
SUBPLATFORMS=(
	[arm]="arm64 arm32"
)

function get_platform() {
	local arch="${1}"

	case "${arch}" in
		aarch64|arm*)
			echo "arm"
			;;
		x86_64|i?86)
			echo "x86"
			;;
		*)
			return 1
			;;
	esac
}

function get_subplatform() {
	local arch="${1}"

	case "${arch}" in
		aarch64)
			echo "arm64"
			;;
		arm*)
			echo "arm32"
			;;
		*)
			return 1
			;;
	esac
}

function get_kernel_arch() {
	local arch="${1}"

	case "${arch}" in
		aarch64)
			echo "arm64"
			;;
		arm*)
			echo "arm"
			;;
		x86_64|i?86)
			echo "x86"
			;;
	esac
}

function merge_config() {
	local arch=${1}
	local flavour=${2}
	local output=${3}
	shift 3

	local arg
	for arg in arch flavour output; do
		if [ -z "${!arg}" ]; then
			echo >&2 "merge usage: <arch> <flavour> <output filename>"
			exit 2
		fi
	done

	local config_mode="oldnoconfig"
	local extra_configs
	while [ $# -gt 0 ]; do
		case "${1}" in
			--mode=*)
				config_mode=${1#--mode=}
				shift
				;;
			-*)
				echo >&2 "Unknown option: ${1}"
				;;
			*)
				extra_configs="${extra_configs} ${1}"
				;;
		esac
		shift
	done

	local configs="${extra_configs} config-generic"

	case "${arch}:${flavour}" in
		# x86
		x86_64:default)
			configs="${configs} config-x86-generic config-x86_64-default"
			;;
		i686:default)
			configs="${configs} config-x86-generic config-i686-default"
			;;
		i686:legacy)
			configs="${configs} config-x86-generic config-i686-default"
			configs="${configs} config-i686-legacy"
			;;

		# ARM64
		aarch64:default)
			configs="${configs} config-arm-generic config-arm64-generic"
			;;

		# ARM
		armv7hl:default)
			configs="${configs} config-arm-generic config-arm32-generic"
			;;
		armv7hl:lpae)
			configs="${configs} config-arm-generic config-arm32-generic"
			configs="${configs} config-armv7hl-lpae"
			;;
		*)
			echo >&2 "ERROR: Invalid parameters given: $@"
			return 1
			;;
	esac

	# Merge the configuration files from its elementary configuration
	# files.
	local tmp_out=$(mktemp)
	local tmp_in=$(mktemp)

	local config
	for config in ${configs}; do
		cat ${tmp_out} > ${tmp_in}
		perl ${SCRIPTS_DIR}/merge.pl \
			${config} ${tmp_in} > ${tmp_out}
	done

	if [ "${config_mode}" != "none" ]; then
		echo "Running 'make oldnoconfig' for ${arch} (${flavour})..."
		local kernel_arch="$(get_kernel_arch "${arch}")"
		(
			cd ${KERNEL_DIR}
			cat ${tmp_out} > .config
			make ARCH="${kernel_arch}" ${config_mode}
			cat .config > ${tmp_out}
		)
	fi

	cat ${tmp_out} > ${output}
	rm -f ${tmp_in} ${tmp_out}
}

# This function runs an interactive "make oldconfig".
function make_oldconfig() {
	local arch="x86_64"
	local kernel_arch="x86"
	local flavour="default"

	local config_in=$(mktemp)
	local config_out=$(mktemp)
	local diff_out=$(mktemp)

	merge_config ${arch} ${flavour} ${config_in} --mode=none

	(
		cd ${KERNEL_DIR}
		cat ${config_in} > .config

		echo "You may now edit the configuration..."

		local option
		select option in oldconfig menuconfig oldnoconfig startover quit; do
			case "${option}" in
				oldconfig|menuconfig|oldnoconfig)
					make ARCH=${kernel_arch} ${option}
					;;
				startover)
					cat ${config_in} > .config
					;;
				quit)
					break
					;;
			esac
		done

		cat .config > ${config_out}
	)

	${SCRIPTS_DIR}/configdiff.py ${config_in} ${config_out} > ${diff_out}

	# Update the rest of the configurations.
	diff_configs ${diff_out} --mode=oldconfig

	rm -f ${config_in} ${config_out} ${diff_out}
}

# config-generic
#  Intersection of all files.
# config-x86-generic
#  Diff of (intersection of (i686-{default,legacy} and x86_64-default)
#  against config-generic).
# config-x86-x86_64
#  Diff against merge of (config-generic and config-x86-generic).

function diff_configs() {
	local extra_configs="$@"

	local filename
	local platform
	local subplatform

	declare -A platform_configs
	declare -A subplatform_configs

	tmpdir=$(mktemp -d)

	for config in ${CONFIGS}; do
		arch=${config%:*}
		flavour=${config#*:}

		filename=${tmpdir}/config-${arch}-${flavour}

		merge_config ${arch} ${flavour} ${filename} ${extra_configs}

		# Do not include leaf configuration.
		case "${config}" in
			armv7hl:lpae)
				continue
				;;
			i686:legacy)
				continue
				;;
		esac

		platform="$(get_platform "${arch}")"
		subplatform="$(get_subplatform "${arch}")"

		if [ -n "${subplatform}" ]; then
			subplatform_configs[${subplatform}]="${subplatform_configs[${subplatform}]} ${filename}"
		else
			platform_configs[${platform}]="${platform_configs[${platform}]} ${filename}"
		fi
	done

	local common_configs
	for platform in ${PLATFORMS}; do
		for subplatform in ${SUBPLATFORMS[${platform}]}; do
			filename="${tmpdir}/config-${subplatform}-common"
			${SCRIPTS_DIR}/configcommon.py ${subplatform_configs[${subplatform}]} \
				> ${filename}

			platform_configs[${platform}]="${platform_configs[${platform}]} ${filename}"
		done

		filename="${tmpdir}/config-${platform}-common"
		${SCRIPTS_DIR}/configcommon.py ${platform_configs[${platform}]} \
			> ${filename}

		common_configs="${common_configs} ${filename}"
	done

	${SCRIPTS_DIR}/configcommon.py ${common_configs} > ${tmpdir}/config-generic

	for platform in ${PLATFORMS}; do
		for subplatform in ${SUBPLATFORMS[${platform}]}; do
			${SCRIPTS_DIR}/configdiff.py \
				${tmpdir}/config-${platform}-common \
				${tmpdir}/config-${subplatform}-common \
				> ${tmpdir}/config-${subplatform}-generic
		done

		${SCRIPTS_DIR}/configdiff.py \
			${tmpdir}/config-generic \
			${tmpdir}/config-${platform}-common \
			> ${tmpdir}/config-${platform}-generic
	done

	for config in ${CONFIGS}; do
		arch=${config%:*}
		flavour=${config#*:}

		filename=${tmpdir}/config-${arch}-${flavour}

		case "${config}" in
			aarch64:default|armv7hl:default)
				# Virtual configuration
				rm -f ${filename}
				continue
				;;
			i686:legacy)
				# Legacy depends directly on the default configuration.
				${SCRIPTS_DIR}/configdiff.py ${tmpdir}/config-${arch}-default \
					${filename} > ${filename}.tmp
				;;
			*)
				platform="$(get_subplatform "${arch}" || get_platform "${arch}")"
				${SCRIPTS_DIR}/configdiff.py ${tmpdir}/config-${platform}-common \
					${filename} > ${filename}.tmp
				;;
		esac
		mv ${filename}{.tmp,}
	done
	rm -f ${tmpdir}/config-*-common

	for config in ${tmpdir}/*; do
		if ! cmp $(basename ${config}) ${config} &>/dev/null; then
			echo "$(basename ${config}) has changed."
		fi
		cat ${config} > $(basename ${config})
	done

	rm -rf ${tmpdir}
}

KERNEL_DIR=

# Parse commandline.
while [ $# -gt 0 ]; do
	arg=${1}; shift
	case "${arg}" in
		--kernel-dir=*)
			KERNEL_DIR=${arg#--kernel-dir=}
			;;
		help|"")
			echo "${0} - available commands:"
			echo "    * merge <arch> <flavour> <output filename>"
			echo "    * update ..."
			echo "    * oldconfig"
			echo ""
			echo "    You must always set --kernel-dir=..."
			exit 0
			;;
		merge|oldconfig|update)
			action=${arg}
			break
			;;
	esac
done

if [ -z "${KERNEL_DIR}" ]; then
	echo >&2 "--kernel-dir=... was not set!"
	exit 2
fi

if [ -z "${action}" ]; then
	echo >&2 "No action given... Try ${0} help."
	exit 2
fi

case "${action}" in
	merge)
		merge_config $@
		exit $?
		;;
	oldconfig)
		make_oldconfig
		exit $?
		;;
	update)
		diff_configs $@
		exit $?
		;;
esac

exit 1
Commit	Line	Data
4c928ab7 MT	1	#!/bin/bash
	2	###############################################################################
	3	# IPFire.org - An Open Source Firewall Solution #
	4	# Copyright (C) - IPFire Development Team <info@ipfire.org> #
	5	###############################################################################
	6
	7	BASEDIR=$(dirname ${0})
	8	SCRIPTS_DIR=${BASEDIR}
	9
7f6f4de5 MT	10	# x86_64
	11	CONFIGS="x86_64:default"
	12
	13	# i686
	14	CONFIGS="${CONFIGS} i686:legacy i686:default"
	15
d5383c43 MT	16	# aarch64
	17	CONFIGS="${CONFIGS} aarch64:default"
	18
7f6f4de5	19	# armv7hl
302e8df8	20	CONFIGS="${CONFIGS} armv7hl:lpae armv7hl:default"
7f6f4de5	21
d5383c43 MT	22	PLATFORMS="x86 arm"
	23	declare -A SUBPLATFORMS
	24	SUBPLATFORMS=(
	25	[arm]="arm64 arm32"
	26	)
	27
	28	function get_platform() {
	29	local arch="${1}"
	30
	31	case "${arch}" in
	32	aarch64\|arm*)
	33	echo "arm"
	34	;;
	35	x86_64\|i?86)
	36	echo "x86"
	37	;;
	38	*)
	39	return 1
	40	;;
	41	esac
	42	}
	43
	44	function get_subplatform() {
	45	local arch="${1}"
	46
	47	case "${arch}" in
	48	aarch64)
	49	echo "arm64"
	50	;;
	51	arm*)
	52	echo "arm32"
	53	;;
	54	*)
	55	return 1
	56	;;
	57	esac
	58	}
	59
	60	function get_kernel_arch() {
	61	local arch="${1}"
	62
	63	case "${arch}" in
	64	aarch64)
	65	echo "arm64"
	66	;;
	67	arm*)
	68	echo "arm"
	69	;;
	70	x86_64\|i?86)
	71	echo "x86"
	72	;;
	73	esac
	74	}
	75
4c928ab7 MT	76	function merge_config() {
	77	local arch=${1}
	78	local flavour=${2}
	79	local output=${3}
	80	shift 3
	81
	82	local arg
	83	for arg in arch flavour output; do
	84	if [ -z "${!arg}" ]; then
	85	echo >&2 "merge usage: <arch> <flavour> <output filename>"
	86	exit 2
	87	fi
	88	done
	89
	90	local config_mode="oldnoconfig"
	91	local extra_configs
	92	while [ $# -gt 0 ]; do
	93	case "${1}" in
	94	--mode=*)
	95	config_mode=${1#--mode=}
	96	shift
	97	;;
	98	-*)
	99	echo >&2 "Unknown option: ${1}"
	100	;;
	101	*)
	102	extra_configs="${extra_configs} ${1}"
	103	;;
	104	esac
	105	shift
	106	done
	107
	108	local configs="${extra_configs} config-generic"
	109
	110	case "${arch}:${flavour}" in
	111	# x86
	112	x86_64:default)
	113	configs="${configs} config-x86-generic config-x86_64-default"
	114	;;
	115	i686:default)
	116	configs="${configs} config-x86-generic config-i686-default"
	117	;;
	118	i686:legacy)
	119	configs="${configs} config-x86-generic config-i686-default"
	120	configs="${configs} config-i686-legacy"
	121	;;
	122
d5383c43 MT	123	# ARM64
	124	aarch64:default)
	125	configs="${configs} config-arm-generic config-arm64-generic"
	126	;;
	127
4c928ab7	128	# ARM
7f6f4de5	129	armv7hl:default)
d5383c43	130	configs="${configs} config-arm-generic config-arm32-generic"
302e8df8 MT	131	;;
302e8df8 MT	132	armv7hl:lpae)
d5383c43	133	configs="${configs} config-arm-generic config-arm32-generic"
34520606	134	configs="${configs} config-armv7hl-lpae"
81bb0557	135	;;
4c928ab7 MT	136	*)
	137	echo >&2 "ERROR: Invalid parameters given: $@"
	138	return 1
	139	;;
	140	esac
	141
4c928ab7 MT	142	# Merge the configuration files from its elementary configuration
	143	# files.
	144	local tmp_out=$(mktemp)
	145	local tmp_in=$(mktemp)
	146
	147	local config
	148	for config in ${configs}; do
	149	cat ${tmp_out} > ${tmp_in}
	150	perl ${SCRIPTS_DIR}/merge.pl \
	151	${config} ${tmp_in} > ${tmp_out}
	152	done
	153
	154	if [ "${config_mode}" != "none" ]; then
	155	echo "Running 'make oldnoconfig' for ${arch} (${flavour})..."
d5383c43	156	local kernel_arch="$(get_kernel_arch "${arch}")"
4c928ab7 MT	157	(
	158	cd ${KERNEL_DIR}
	159	cat ${tmp_out} > .config
	160	make ARCH="${kernel_arch}" ${config_mode}
	161	cat .config > ${tmp_out}
	162	)
	163	fi
	164
	165	cat ${tmp_out} > ${output}
	166	rm -f ${tmp_in} ${tmp_out}
	167	}
	168
	169	# This function runs an interactive "make oldconfig".
	170	function make_oldconfig() {
	171	local arch="x86_64"
	172	local kernel_arch="x86"
	173	local flavour="default"
	174
	175	local config_in=$(mktemp)
	176	local config_out=$(mktemp)
	177	local diff_out=$(mktemp)
	178
	179	merge_config ${arch} ${flavour} ${config_in} --mode=none
	180
	181	(
	182	cd ${KERNEL_DIR}
	183	cat ${config_in} > .config
	184
	185	echo "You may now edit the configuration..."
	186
	187	local option
	188	select option in oldconfig menuconfig oldnoconfig startover quit; do
	189	case "${option}" in
	190	oldconfig\|menuconfig\|oldnoconfig)
	191	make ARCH=${kernel_arch} ${option}
	192	;;
	193	startover)
	194	cat ${config_in} > .config
	195	;;
	196	quit)
	197	break
	198	;;
	199	esac
	200	done
	201
	202	cat .config > ${config_out}
	203	)
	204
	205	${SCRIPTS_DIR}/configdiff.py ${config_in} ${config_out} > ${diff_out}
	206
	207	# Update the rest of the configurations.
	208	diff_configs ${diff_out} --mode=oldconfig
	209
	210	rm -f ${config_in} ${config_out} ${diff_out}
	211	}
	212
	213	# config-generic
	214	# Intersection of all files.
	215	# config-x86-generic
	216	# Diff of (intersection of (i686-{default,legacy} and x86_64-default)
	217	# against config-generic).
	218	# config-x86-x86_64
	219	# Diff against merge of (config-generic and config-x86-generic).
	220
221	function diff_configs() {
222	local extra_configs="$@"
223
d5383c43 MT	224	local filename
	225	local platform
	226	local subplatform
	227
	228	declare -A platform_configs
	229	declare -A subplatform_configs
4c928ab7 MT	230
	231	tmpdir=$(mktemp -d)
	232
	233	for config in ${CONFIGS}; do
	234	arch=${config%:*}
	235	flavour=${config#*:}
	236
	237	filename=${tmpdir}/config-${arch}-${flavour}
	238
	239	merge_config ${arch} ${flavour} ${filename} ${extra_configs}
	240
9bf77c63	241	# Do not include leaf configuration.
4c928ab7	242	case "${config}" in
9bf77c63 MT	243	armv7hl:lpae)
	244	continue
	245	;;
4c928ab7 MT	246	i686:legacy)
	247	continue
	248	;;
4c928ab7 MT	249	esac
4c928ab7 MT	250
d5383c43 MT	251	platform="$(get_platform "${arch}")"
d5383c43 MT	252	subplatform="$(get_subplatform "${arch}")"
302e8df8	253
d5383c43 MT	254	if [ -n "${subplatform}" ]; then
	255	subplatform_configs[${subplatform}]="${subplatform_configs[${subplatform}]} ${filename}"
	256	else
	257	platform_configs[${platform}]="${platform_configs[${platform}]} ${filename}"
	258	fi
4c928ab7 MT	259	done
4c928ab7 MT	260
d5383c43 MT	261	local common_configs
	262	for platform in ${PLATFORMS}; do
	263	for subplatform in ${SUBPLATFORMS[${platform}]}; do
	264	filename="${tmpdir}/config-${subplatform}-common"
	265	${SCRIPTS_DIR}/configcommon.py ${subplatform_configs[${subplatform}]} \
	266	> ${filename}
	267
	268	platform_configs[${platform}]="${platform_configs[${platform}]} ${filename}"
	269	done
	270
	271	filename="${tmpdir}/config-${platform}-common"
	272	${SCRIPTS_DIR}/configcommon.py ${platform_configs[${platform}]} \
4c928ab7 MT	273	> ${filename}
	274
	275	common_configs="${common_configs} ${filename}"
	276	done
	277
	278	${SCRIPTS_DIR}/configcommon.py ${common_configs} > ${tmpdir}/config-generic
	279
d5383c43 MT	280	for platform in ${PLATFORMS}; do
	281	for subplatform in ${SUBPLATFORMS[${platform}]}; do
	282	${SCRIPTS_DIR}/configdiff.py \
	283	${tmpdir}/config-${platform}-common \
	284	${tmpdir}/config-${subplatform}-common \
	285	> ${tmpdir}/config-${subplatform}-generic
	286	done
	287
	288	${SCRIPTS_DIR}/configdiff.py \
	289	${tmpdir}/config-generic \
	290	${tmpdir}/config-${platform}-common \
	291	> ${tmpdir}/config-${platform}-generic
302e8df8 MT	292	done
302e8df8 MT	293
4c928ab7 MT	294	for config in ${CONFIGS}; do
	295	arch=${config%:*}
	296	flavour=${config#*:}
	297
4c928ab7 MT	298	filename=${tmpdir}/config-${arch}-${flavour}
	299
	300	case "${config}" in
34520606	301	aarch64:default\|armv7hl:default)
d5383c43 MT	302	# Virtual configuration
	303	rm -f ${filename}
	304	continue
	305	;;
34520606	306	i686:legacy)
4c928ab7	307	# Legacy depends directly on the default configuration.
9bf77c63	308	${SCRIPTS_DIR}/configdiff.py ${tmpdir}/config-${arch}-default \
302e8df8 MT	309	${filename} > ${filename}.tmp
302e8df8 MT	310	;;
4c928ab7	311	*)
d5383c43 MT	312	platform="$(get_subplatform "${arch}" \|\| get_platform "${arch}")"
d5383c43 MT	313	${SCRIPTS_DIR}/configdiff.py ${tmpdir}/config-${platform}-common \
4c928ab7 MT	314	${filename} > ${filename}.tmp
	315	;;
	316	esac
	317	mv ${filename}{.tmp,}
	318	done
	319	rm -f ${tmpdir}/config-*-common
	320
	321	for config in ${tmpdir}/*; do
	322	if ! cmp $(basename ${config}) ${config} &>/dev/null; then
	323	echo "$(basename ${config}) has changed."
	324	fi
	325	cat ${config} > $(basename ${config})
	326	done
	327
	328	rm -rf ${tmpdir}
	329	}
	330
	331	KERNEL_DIR=
	332
	333	# Parse commandline.
	334	while [ $# -gt 0 ]; do
	335	arg=${1}; shift
	336	case "${arg}" in
	337	--kernel-dir=*)
	338	KERNEL_DIR=${arg#--kernel-dir=}
	339	;;
	340	help\|"")
	341	echo "${0} - available commands:"
	342	echo " * merge <arch> <flavour> <output filename>"
	343	echo " * update ..."
	344	echo " * oldconfig"
	345	echo ""
	346	echo " You must always set --kernel-dir=..."
	347	exit 0
	348	;;
	349	merge\|oldconfig\|update)
	350	action=${arg}
	351	break
	352	;;
	353	esac
	354	done
	355
	356	if [ -z "${KERNEL_DIR}" ]; then
	357	echo >&2 "--kernel-dir=... was not set!"
	358	exit 2
	359	fi
	360
	361	if [ -z "${action}" ]; then
	362	echo >&2 "No action given... Try ${0} help."
	363	exit 2
	364	fi
	365
	366	case "${action}" in
	367	merge)
	368	merge_config $@
	369	exit $?
	370	;;
	371	oldconfig)
	372	make_oldconfig
	373	exit $?
	374	;;
	375	update)
	376	diff_configs $@
	377	exit $?
378	;;
379	esac
380
381	exit 1