#!/bin/sh

. config/options

$SCRIPTS/install make
$SCRIPTS/install sed
$SCRIPTS/unpack lzma

LINUX=`ls -d $BUILD/$1*`
PKG_DIR=`find $PACKAGES -type d -name $1`

make -C $LINUX ARCH=$TARGET_ARCH INSTALL_HDR_PATH=dest headers_install

if [ -f $PROJECT_DIR/$PROJECT/$1/$1.$TARGET_ARCH.conf ]; then
  KERNEL_CFG_FILE=$PROJECT_DIR/$PROJECT/$1/$1.$TARGET_ARCH.conf
elif [ -f $PROJECT_DIR/$1/$1.$TARGET_ARCH.conf ]; then
  KERNEL_CFG_FILE=$PROJECT_DIR/$1/$1.$TARGET_ARCH.conf
else
  KERNEL_CFG_FILE=$PKG_DIR/config/$1.$TARGET_ARCH.conf
fi

sed -i -e "s|^HOSTCC[[:space:]]*=.*$|HOSTCC = $HOST_CC|" \
       -e "s|^HOSTCXX[[:space:]]*=.*$|HOSTCXX = $HOST_CXX|" \
       -e "s|^ARCH[[:space:]]*?=.*$|ARCH = $TARGET_ARCH|" \
       -e "s|^CROSS_COMPILE[[:space:]]*?=.*$|CROSS_COMPILE = $TARGET_PREFIX|" \
       $LINUX/Makefile

cp $KERNEL_CFG_FILE $LINUX/.config
sed -i -e "s|^CONFIG_INITRAMFS_SOURCE=.*$|CONFIG_INITRAMFS_SOURCE=\"$ROOT/$PKG_DIR/config/initramfs\"|" \
  $LINUX/.config

if [ "$DEVTOOLS" = yes ]; then
  echo "CONFIG_KALLSYMS=y" >> $LINUX/.config
  echo "CONFIG_KALLSYMS_EXTRA_PASS=y" >> $LINUX/.config
  echo "# CONFIG_KPROBES is not set" >> $LINUX/.config
fi

LZMA_DIR="$ROOT/`ls -d $BUILD/lzma*`/C/Compress/Lzma"
for i in LzmaDecode.c LzmaDecode.h LzmaTypes.h; do
  # needed by 20_lzma-vmlinux.diff
  ln -s "$LZMA_DIR/$i" $LINUX/arch/*86/boot/compressed/
  # needed by 21_lzma-initrd.diff
  ln -s "$LZMA_DIR/$i" $LINUX/init/
done

make -C $LINUX oldconfig
#make -C $LINUX prepare1