build.sh

 #
 # Copyright © 2014, 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.
 #
 #
#!/bin/bash
# export CROSS_COMPILE="/root/toolchains/arm-eabi-linaro-4.6.2/bin/arm-eabi-"
# export CROSS_COMPILE="/root/cm11/prebuilts/gcc/linux-x86/arm/arm-eabi-4.7/bin/arm-eabi-"
export CROSS_COMPILE="/root/linaro/4.9.3-2014.12.20141230.CR83/bin/arm-eabi-"
STRIP="/root/linaro/4.9.3-2014.12.20141230.CR83/bin/arm-eabi-strip"
MODULES_DIR="../modules"
ZIMAGE="/root/tz/arch/arm/boot/zImage"
KERNEL_DIR="/root/tz"
MKBOOTIMG="/root/tz/tools/mkbootimg"
MKBOOTFS="/root/tz/tools/mkbootfs"
BUILD_START=$(date +"%s")
export ARCH=arm
export SUBARCH=arm
export KBUILD_BUILD_USER="varun.chitre15"
export KBUILD_BUILD_HOST="EroticBox"
if [ -a $KERNEL_DIR/arch/arm/boot/zImage ];
then
rm $ZIMAGE
rm $MODULES_DIR/*
fi
make cyanogenmod_taoshan_defconfig
make -j32
if [ -a $ZIMAGE ];
then
echo "Copying modules"
rm $MODULES_DIR/*
find . -name '*.ko' -exec cp {} $MODULES_DIR/ \;
cd $MODULES_DIR
echo "Stripping modules for size"
$STRIP --strip-unneeded *.ko
zip -9 modules *
cd $KERNEL_DIR
echo "Creating boot image"
$MKBOOTFS ramdisk/ > $KERNEL_DIR/ramdisk.cpio
cat $KERNEL_DIR/ramdisk.cpio | gzip > $KERNEL_DIR/root.fs
$MKBOOTIMG --kernel $ZIMAGE --ramdisk $KERNEL_DIR/root.fs --cmdline "console=ttyHSL0,115200,n8 androidboot.hardware=qcom androidboot.selinux=permissive user_debug=31 msm_rtb.filter=0x3F ehci-hcd.park=3 maxcpus=2" --base 0x80200000 --pagesize 2048 --ramdisk_offset 0x02000000 -o $KERNEL_DIR/boot.img
BUILD_END=$(date +"%s")
DIFF=$(($BUILD_END - $BUILD_START))
echo "Build completed in $(($DIFF / 60)) minute(s) and $(($DIFF % 60)) seconds."
else
echo "Compilation failed! Fix the errors!"
fi