build.sh

#!/bin/bash
#
# Compile script for QuicksilveR kernel
# Copyright (C) 2020-2021 Adithya R.

SECONDS=0 # builtin bash timer
TC_DIR="$HOME/tc/clang-r450784d"
AK3_DIR="$HOME/AnyKernel3"
DEFCONFIG="vendor/dubai-qgki_defconfig"

ZIPNAME="AtomX-arrow-dubai-$(date '+%Y%m%d-%H%M').zip"

if test -z "$(git rev-parse --show-cdup 2>/dev/null)" &&
   head=$(git rev-parse --verify HEAD 2>/dev/null); then
	ZIPNAME="${ZIPNAME::-4}-$(echo $head | cut -c1-8).zip"
fi

MAKE_PARAMS="O=out ARCH=arm64 CC=clang CLANG_TRIPLE=aarch64-linux-gnu- LLVM=1 LLVM_IAS=1 \
	CROSS_COMPILE=$TC_DIR/bin/llvm-"

export PATH="$TC_DIR/bin:$PATH"

if [[ $1 = "-r" || $1 = "--regen" ]]; then
	make $MAKE_PARAMS $DEFCONFIG savedefconfig
	cp out/defconfig arch/arm64/configs/$DEFCONFIG
	echo -e "\nSuccessfully regenerated defconfig at $DEFCONFIG"
	exit
fi

if [[ $1 = "-c" || $1 = "--clean" ]]; then
	rm -rf out
	echo "Cleaned output folder"
fi

mkdir -p out
make $MAKE_PARAMS $DEFCONFIG

echo -e "\nStarting compilation...\n"
make -j$(nproc --all) $MAKE_PARAMS 2> >(tee error.log >&2) || exit $? 

kernel="out/arch/arm64/boot/Image"
dtb="out/arch/arm64/boot/dts/vendor/qcom/yupik-moto-base.dtb"
dtbo="out/arch/arm64/boot/dts/vendor/qcom/dtbo.img"

if [ ! -f "$kernel" ] || [ ! -f "$dtb" ] || [ ! -f "$dtbo" ]; then
	echo -e "\nCompilation failed!"
	exit 1
fi

echo -e "\nKernel compiled succesfully! Zipping up...\n"
if [ -d "$AK3_DIR" ]; then
	cp -r $AK3_DIR AnyKernel3
	git -C AnyKernel3 checkout dubai-atomx &> /dev/null
elif ! git clone -q https://github.com/ghostrider-reborn/AnyKernel3 -b dubai-atomx; then
	echo -e "\nAnyKernel3 repo not found locally and couldn't clone from GitHub! Aborting..."
	exit 1
fi
cp $kernel $dtbo AnyKernel3
cp $dtb AnyKernel3/dtb
rm -rf out/arch/arm64/boot
cd AnyKernel3
zip -r9 "../$ZIPNAME" * -x .git README.md *placeholder
cd ..
rm -rf AnyKernel3
echo -e "\nCompleted in $((SECONDS / 60)) minute(s) and $((SECONDS % 60)) second(s) :"
echo "$(realpath $ZIPNAME)"