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#!/bin/bash
ROOT_DIR=$(readlink -f $(dirname $(readlink -f $0))/..)
. $ROOT_DIR/config/setup.conf
cd $ROOT_DIR/build
if [ ! -d linux-${kernel_version} ]; then
echo -e "[build-kernel] \t\t Can't find kernel-sources. Re-run kernel env setup."
$ROOT_DIR/bin/env.setup-kernel.sh
fi
echo -e "[build-kernel]\t\t Update Kernel config."
cd linux-${kernel_version}
cp ${ROOT_DIR}/config/kernel.config ./.config
mkdir -p $ROOT_DIR/build/log
yes "" | linux32 make oldconfig > $ROOT_DIR/build/log/kernel-oldconfig.log 2>&1
echo -e "[build-kernel]\t\t Build Kernel (Could take some time)."
linux32 make -j $make_num_jobs > $ROOT_DIR/build/log/kernel-compile.log 2>&1
cp arch/x86/boot/bzImage ../kernel-preboot-latest
KERNEL_SIZE=$(stat -c %s ${ROOT_DIR}/build/kernel-preboot-latest)
echo -e "[build-kernel] \t\t New Kernel build successfully."
echo -e "\t\t\t Location: ${ROOT_DIR}/build/kernel-preboot-latest ."
echo -e "\t\t\t Size: ${KERNEL_SIZE} bytes."
cd - >/dev/null 2>&1
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