build.sh

 #
 # Copyright © 2015, Varun Chitre "varun.chitre15" <varun.chitre15@gmail.com>
 #
 # Custom build script
 #
 # This software is licensed under the terms of the GNU General Public
 # License version 2, as published by the Free Software Foundation, and
 # may be copied, distributed, and modified under those terms.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # Please maintain this if you use this script or any part of it
 #
KERNEL_DIR=$PWD
ZIMAGE=$KERNEL_DIR/arch/arm/boot/zImage
BUILD_START=$(date +"%s")
blue='\033[0;34m'
cyan='\033[0;36m'
yellow='\033[0;33m'
red='\033[0;31m'
nocol='\033[0m'
# Modify the following variable if you want to build
export CROSS_COMPILE="/home/varunchitre15/linaro-5.2/bin/arm-eabi-"
export ARCH=arm
export SUBARCH=arm
export KBUILD_BUILD_USER="varun.chitre15"
export KBUILD_BUILD_HOST="EroticBox"

compile_kernel ()
{
echo -e "$blue***********************************************"
echo "          Compiling ThunderZap kernel          "
echo -e "***********************************************$nocol"
make cyanogenmod_sprout_defconfig
make -j12
if ! [ -a $ZIMAGE ];
then
echo -e "$red Kernel Compilation failed! Fix the errors! $nocol"
exit 1
fi
}

case $1 in
clean)
make ARCH=arm -j8 clean mrproper
rm -rf include/linux/autoconf.h
;;
*)
compile_kernel
;;
esac
BUILD_END=$(date +"%s")
DIFF=$(($BUILD_END - $BUILD_START))
echo -e "$yellow Build completed in $(($DIFF / 60)) minute(s) and $(($DIFF % 60)) seconds.$nocol"