#!/bin/bash
#
# "2_cmp" : compilation du kernel et des modules
# pas de confirmation
# prérequis :
# outils installés, kernel decompacté et patché RTAI+Tiny
# core.gz décompacté dans /mnt/sda3/RT/core_gz/xtract
# .config choisi, make menuconfig effectué
# TODO : A TESTER

# recup repertoire de base
base=${PWD:0:10}
echo 'root of dev. tree: '$base

ver=$(uname -r)
p=`expr index "$ver" -tincore`
let p--
sfix=${ver:0:$p}
linux=$base'SRC/KERNEL/linux-'$sfix

echo
echo
echo 'compiling ' $ver ' branch"'
echo '.config is supposed to be ready'
echo '(otherwise exit and make menuconfig)'
echo

linux=$base'SRC/KERNEL/linux-'$sfix
echo "kernel sources directory will be : "$linux

# compiling kernel bzImage
echo
echo "let us make kernel bzImage"
  cd $linux
  make bzImage
echo
echo "new kernel built. going to make modules"

# 	TODO : test success
cp -f $linux/arch/x86/boot/bzImage $base'tce/boot/bzImage'

  make modules

echo 
echo "compil. of modules completed. Going to install modules"

  mdl=$base'SRC/SCRIPTS/mdl_tiny'$sfix'.sh'
  echo "script for modules to maintain will be : "$mdl

# install modules in /mnt/sda#/RT
  make INSTALL_MOD_PATH=$base'RT' modules_install firmware_install

# copy usefull modules in /mnt/sda#/RT/core_gz/xtract
  $mdl
if [ $? ]; then
echo 'error(s) : some nodules not copied in /core_gz/xtract'
echo 'nevertheless, you can use 3_cmp to compact modules'
echo 'if any trouble in further execution of this script'
echo 'now atempting to rebuild core.gz to core2.gz. please wait.'
fi

# construction de core2.gz
$base'SRC/SCRIPTS/3_cmp'