#!/bin/bash


export PATH=${PATH}:`pwd`/.arm-2008q1/bin
export ARCH=arm
export CROSS_COMPILE=arm-none-eabi-


dirbuild="`pwd`/out/`date +%F_%H-%M`"
soucedir="`pwd`/kernel-2.6.33"

mkdir -f "`pwd`/out"
mkdir ${dirbuild} 
cd ${soucedir}

#### info 

echo "dirbuild = ${dirbuild}" 
echo "soucedir = ${soucedir}" 


### copy utils & config 

cp ${soucedir}/.config ./config 
cp -f ${soucedir}/.config ${soucedir}/arch/arm/configs/g900_defconfig

#cd ${dirbuild}
#ln -s ../.util/default.txt ${dirbuild}/default.txt 
#ln -s ../.util/haret-0.5.2.exe ${dirbuild}/haret-0.5.2.exe 
#ln -s ../.util/gspi8385_fw.tar.gz ${dirbuild}/gspi8385_fw.tar.gz 


### remove debug 

cd ${soucedir}
if [ ! -f .config.debug ]; then
	mv .config .config.debug
fi
#sed 's/\(\(.*\)DEBUG\(.*\)\)=[y0-9]/# \1 is not set/' .config.debug > .config

cp .config.debug .config

### make

echo  "make android kernel"
sed 's!CONFIG_INITRAMFS_SOURCE=\"../\(\.*\)\(.*\)!CONFIG_INITRAMFS_SOURCE="../ramfs-android/"!' ${soucedir}/.config > ${soucedir}/config
mv -f config .config 
make zImage
cp ${soucedir}/arch/arm/boot/zImage ${dirbuild}/zImage-android 

echo  "make linux kernel"
sed 's!CONFIG_INITRAMFS_SOURCE=\"../\(\.*\)\(.*\)!CONFIG_INITRAMFS_SOURCE="../ramfs-linux/"!' ${soucedir}/.config > ${soucedir}/config
mv -f config .config 
make zImage
cp ${soucedir}/arch/arm/boot/zImage ${dirbuild}/zImage-linux 

echo  "make noramfs kernel"
sed 's!CONFIG_INITRAMFS_SOURCE=\"../\(\.*\)\(.*\)!CONFIG_INITRAMFS_SOURCE=""!' ${soucedir}/.config > ${soucedir}/config
mv -f config .config 
make zImage
cp ${soucedir}/arch/arm/boot/zImage ${dirbuild}/zImage-noramfs 


echo "make & copy modules on ${dirbuild}"
make modules
INSTALL_MOD_PATH="${dirbuild}" make modules_install

echo "pack modules"

cd ${dirbuild}
rm -f lib/modules/2.6.33/source
rm -f lib/modules/2.6.33/build
tar -czf modules-2.6.33.tar.gz lib
rm -rf lib 
echo "pack modules done"


### recovery debug config
cd ${soucedir}
mv -f .config.debug .config

### diff patch 
echo "create diff patch"
cd ${soucedir}/..
diff -NEur --exclude-from=ignore .2.6.33-vanila kernel-2.6.33  | gzip > ${dirbuild}/g900-2.6.33.patch.gz
echo "diff done"

cd ${dirbuild}/.. 
rm last 
ln -s ${dirbuild} last 
chown angell.angell ${dirbuild} -R 
chown angell.angell last

echo "recompile for debug "
cd ${soucedir}
make