check-fragments-kernel

#!/bin/bash

if [[ -f ${HOME}/.ragnar.rc ]]; then
    source ${HOME}/.ragnar.rc
else
    TOP=${TOP:-"${HOME}/ragnar-artifacts"}
fi
mkdir -p ${TOP}

clean_build=0
git_describe=$(git describe --long)

#ARCH=arm64

usage() {
    echo -e "$0's help text"
    echo -e "   -a ARCH, specify the architecture to build, default: not set"
    echo -e "   -c, cleanup output and staging dir before building, default: 0"
    echo -e "   -f, fragment file"
    echo -e "   -h, prints out this help"
}

while getopts "a:cf:h" arg; do
    case $arg in
        a)
            ARCH="$OPTARG"
            ;;
        c)
            clean_build=1
            ;;
        f)
            FRAGMENT_FILE="$OPTARG"
            ;;
        h|*)
            usage
            exit 0
            ;;
    esac
done

if [[ ! -f ${FRAGMENT_FILE} ]]; then
	echo -e "No such file: ${FRAGMENT_FILE}\n"
	usage
	exit 0
fi

OUTPUT=${OUTPUT:-"${TOP}/build_output/${ARCH}/${git_describe}"}
STAGING=${STAGING:-"${TOP}/staging/${ARCH}/${git_describe}"}

if [[ $clean_build -eq 1 ]]; then
    echo "Cleaning up output and staging dir before building!"
    rm -rf ${OUTPUT}
    rm -rf ${STAGING}
fi

mkdir -p ${OUTPUT}
mkdir -p ${STAGING}

make -j ${NUM_CPUS} CROSS_COMPILE=${CROSS_COMPILE} ARCH=${ARCH} KDIR=${KDIR} O=${OUTPUT} allnoconfig 2>&1 | tee ${STAGING}/make_config.log
ARCH=${ARCH} ./scripts/kconfig/merge_config.sh -O ${OUTPUT} ${FRAGMENT_FILE}
for conf_frag in $(cat ${FRAGMENT_FILE} | cut -f 1 -d\=) ; do
	if [[ -z $(grep -w ${conf_frag} ${OUTPUT}/.config) ]]; then
		echo = ${conf_frag} =
	fi
done

echo "------------------------------------------------------------------"
echo "iterate over this find whats missing with the first frament in the"
echo "list above, add it to the fragment file and rerun this script $0"
echo "command to run:"
echo "      make ARCH=${ARCH} O=${OUTPUT} menuconfig"