#!/bin/bash
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#
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# Copyright (c) 2020 Rockchip Electronics Co., Ltd
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#
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# SPDX-License-Identifier: GPL-2.0
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#
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set -e
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FRAGMENT_CONFIG=$1
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if [ -z "${FRAGMENT_CONFIG}" ]; then
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echo
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echo "Usage: a script to sync/add config fragment."
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echo
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echo "Command:"
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echo " $0 [config fragment]"
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echo "Example:"
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echo " $0 ./configs/rv1109.config -- add or sync rv1109.config"
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echo
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exit 1
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fi
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if [ ! -f .config ]; then
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echo "ERROR: No .config"
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exit 1
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fi
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BASE_DEFCONFIG1=`sed -n "/CONFIG_BASE_DEFCONFIG=/s/CONFIG_BASE_DEFCONFIG=//p" .config | tr -d '\r' | tr -d '"'`
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if [ -z "${BASE_DEFCONFIG1}" ]; then
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echo "ERROR: No base defconfig assigned by BASE_DEFCONFIG1=..."
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exit 1
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fi
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if [ ! -f configs/${BASE_DEFCONFIG1} ]; then
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echo "ERROR: No base defconfig \"${BASE_DEFCONFIG1}\""
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exit 1
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fi
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BASE_DEFCONFIG0=`sed -n "/CONFIG_BASE_DEFCONFIG=/s/CONFIG_BASE_DEFCONFIG=//p" configs/${BASE_DEFCONFIG1} | tr -d '\r' | tr -d '"'`
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if [ ! -f ${FRAGMENT_CONFIG} ]; then
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MSG_NEW_FILE="New config fragment: ${FRAGMENT_CONFIG}"
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fi
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cp .config fragment.config
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make ${BASE_DEFCONFIG0} ${BASE_DEFCONFIG1}
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./scripts/diffconfig -m .config fragment.config | sort > ${FRAGMENT_CONFIG}
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mv fragment.config .config
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echo "$MSG_NEW_FILE"
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echo "Sync ${FRAGMENT_CONFIG} ... OK."
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echo
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