#!/bin/bash

#****************************************************************************
#
#  Copyright (c) 2001, 2002  Broadcom Corporation
#  All Rights Reserved
#  No portions of this material may be reproduced in any form without the
#  written permission of:
#          Broadcom Corporation
#          16251 Laguna Canyon Road
#          Irvine, California 92618
#  All information contained in this document is Broadcom Corporation
#  company private, proprietary, and trade secret.
#
#****************************************************************************

TOP_DIR=`pwd`

if [ "$MOD_DIR" == "" ] ; then
    MOD_DIR=$PROFILE/modules
fi

if [ "$FSSRC_DIR" == "" ]; then
    FSSRC_DIR=./fs.src
fi

ROOTFS=$PROFILE/fs

rm -rf $ROOTFS
# Create file system dir
mkdir $ROOTFS
chmod 777 $ROOTFS
# Copy files onto root file system
echo "Creating target root file system..."
cp -av $FSSRC_DIR/* $ROOTFS
# Create directories as needed
mkdir $ROOTFS/dev
mkdir $ROOTFS/mnt
mkdir $ROOTFS/proc
mkdir $ROOTFS/var
mkdir $ROOTFS/etc/adsl
cp -av $BRCMDRIVERS_DIR/broadcom/char/adsl/bcm9$BRCM_CHIP/*.bin  $ROOTFS/etc/adsl
DEFAULTCFG=`echo $DEFAULTCFG_DIR/$BRCM_DEFAULTCFG|sed -e 's/\"//g'`
if [ -f "$DEFAULTCFG" ]; then
   cp -v $DEFAULTCFG $ROOTFS/etc/default.cfg; chmod a+r $ROOTFS/etc/default.cfg
elif [ $BRCM_DEFAULTCFG != '""' ]; then
   echo
   echo "        No default run-time config file called $BRCM_DEFAULTCFG in $DEFAULTCFG_DIR"
   echo "        Check your profile setting!"
   exit 1
else
   echo
fi
# Create devices
./makeDevs
# Create symbolic links
ln -s /var/log/log $ROOTFS/dev/log
ln -s /var/sysmsg $ROOTFS/etc/sysmsg
ln -s /var/passwd $ROOTFS/etc/passwd
ln -s /var/group $ROOTFS/etc/group
ln -s /var/ppp/pppmsg $ROOTFS/etc/pppmsg
ln -s /var/fyi/sys/dns $ROOTFS/etc/resolv.conf
ln -s /var/fyi/sys/gateway $ROOTFS/etc/gateway.conf
ln -s /var/udhcpd/udhcpd.conf $ROOTFS/etc/udhcpd.conf
ln -s /var/udhcpd/udhcpd.leases $ROOTFS/etc/udhcpd.leases

if [ -x $PROFILE/special-buildFS ]; then
   $PROFILE/special-buildFS
fi

# Copy proprietary binaries if any
FSBIN=`ls $TOP_DIR/fs.bin|wc -l`
if [ $FSBIN != 0 ]; then
   echo "Copying proprietary binaries..."
   cd $TOP_DIR
   cp -avf fs.bin/* $ROOTFS
fi

# Stripping unneeded module symbols
cd $MOD_DIR
cp -a lib $TOP_DIR/$ROOTFS/.
chown -R root:root $TOP_DIR/$ROOTFS/lib
echo "Stripping kernel modules..."
find $TOP_DIR/$ROOTFS/lib/modules -name "*.ko"
#Modules that need parameters cannot be stripped
#MODS_KEEPSYM='! -name "ip_conntrack_pt.ko" ! -name "ip_nat_pt.ko"'
MODS_KEEPSYM='! -name "ip*.ko"'
eval "find $TOP_DIR/$ROOTFS/lib/modules -name '*.ko' $MODS_KEEPSYM |xargs $STRIP --strip-unneeded"

# Continue to strip user apps and shared libraries using sstrip
echo "Stripping userapps and shared libraries more..."
$SSTRIP $TOP_DIR/$ROOTFS/bin/* $TOP_DIR/$ROOTFS/lib/*.so*