pcp_make_module_extension

#!/bin/sh

. /etc/init.d/tc-functions
checknotroot

usage() {
	echo ""
	echo "Usage: $(basename $0) -k <kernel release> -e <extension basename>"
	echo "  -k  Build for kernel xxx. Will default to running kernel version if not set."
	echo "  -e  Extension name (i.e. mywifi)"
	echo ""
	exit 2
}

while getopts k:e: OPTION; do
	case ${OPTION} in
		k) KVER=${OPTARG} ;;
		e) EXT=${OPTARG%.*} ;;
		*) usage ;;
	esac
done

[ "$EXT" = "" ] && usage
KERNELVER=${KVER:-$(uname -r)}
EXTNAM=$EXT-$KERNELVER
ONBOOTNAM="$EXT-KERNEL.tcz"
TMPDIR=/tmp/$EXTNAM
sudo rm -rf $TMPDIR

if [ ! -f /lib/modules/$KERNELVER/build/Module.symvers ]; then
	echo "[ ERROR ] You must first prepare the kernel with \"pcp_prepare_kernel_src\""
	exit 1
fi

if [ ! -f ./Makefile ]; then
	echo "[ ERROR ] This script must be started from your module source directory"
fi

echo "[ INFO ] Building kernel modules extension: $EXTNAM"
echo "[ INFO ] Building module for kernel version: $KERNELVER"

echo "[ INFO ] Loading Build dependancies"
STD_DEPS=""
BUILD_DEPS="compiletc squashfs-tools perl5 openssl-dev git bash"
TCZ_DEPS=""
DEV_TCZ_DEPS=""
FULL_DEPS="$STD_DEPS $BUILD_DEPS"

for deps in $FULL_DEPS; do
	tce-status -i | grep -q ${deps%.*}
	if [ $? -ne 0 ]; then
		if [ ! -f /etc/sysconfig/tcedir/optional/$deps.tcz ]; then
			Downloading $deps
			tce-load -w $deps
		fi
		tce-load -i $deps >/dev/null 2>&1
		if [ $? -eq 0 ]; then
			echo "[ INFO ] Loaded $deps..."
		else
			echo "[ ERROR ] Failed to load $deps... exiting"
			exit 1
		fi
	fi
done

if [ ! -f /tmp/mark ]; then
	echo "[ ERROR ] Something went wrong during prepare, please prepare the kernel source again"
	exit 1
fi

MARK=$(ls -l /tmp/mark |awk -F' ' '{print $6 " " $7 " " $8}')

echo "[ INFO ] Timestamp for driver detection: $MARK"

mkdir -p $TMPDIR

sudo mkdir -p /lib/modules/$KERNELVER/kernel/drivers/net/wireless

echo "[ INFO ] Installing driver from `pwd`"

sudo -E make KVER=$KERNELVER install

find /lib -newer /tmp/mark -not -type d | grep -v /lib/modules/$KERNELVER/modules >/tmp/tar.lst
tar cvf /tmp/mod.tar -T /tmp/tar.lst
tar xf /tmp/mod.tar -C $TMPDIR
cd $TMPDIR
mkdir -p usr/local
mv lib usr/local
cd ..
mksquashfs $EXTNAM $EXTNAM.tcz -noappend > /dev/null 2>&1
md5sum $EXTNAM.tcz >  $EXTNAM.tcz.md5.txt

echo "[ INFO ] If you see depmod warnings above, they can be ignored"
echo "[ INFO ] The contents of extension are:"

unsquashfs -ll $EXTNAM.tcz
echo "[ INFO ] The extension can be found at /tmp/$EXTNAM.tcz"
echo "[ INFO ] move $EXTNAM.tcz and $EXTNAM.tcz.md5.txt to $(readlink /etc/sysconfig/tcedir)/optional"
echo "[ INFO ] Then edit $(readlink /etc/sysconfig/tcedir)/onboot.lst and add $ONBOOTNAM to the list."