#!/bin/bash

ALL_KERNELS="all.kernels"

function create_marfile() {
    marfile=$1
    shift
    $GIBASEDIR/mdk-stage1/mar/mar -c $marfile $*
}

function create_modules() {
    kernel_path=$1
    kern=$2
    echo "Updating modules in '`pwd`' for kernel '$kern'"
    cp -f `find $kernel_path/lib/modules/ -name "*.o"` .
    /sbin/depmod -F $kernel_path/boot/System.map* -e *.o | perl -pe 's/\\\n//' \
	| perl -ne 's/\.o//g; s/[ \t]+/ /g; print if /: /' > modules.dep
    perl -pi -e 's/((plip|ppa|imm): parport)/$1 parport_pc/' modules.dep

    /sbin/modinfo -f '%{filename} %{description}\n' *.o | perl -lne 'print "$1\t$2" if /(.*?)\.o "(.*)"/' > modules.description

    echo -n "packdrake $kern: "
    ls *.o | packdrake -b9s "modules.cz" 400000
    echo "done"
    mv modules.cz ../modules.cz-$kern
    for i in network cdrom hd usb other pcmcia all; do
	modules_var="${i}_modules"
	eval "create_marfile ${i}_modules.mar \$$modules_var"
    done
    echo
}

[ -e $ALL_KERNELS/.main ] && main=$(cat $ALL_KERNELS/.main)

rpm=$(rpm -qp --qf '%{name}' /RPMS/kernel-BOOT-*.rpm | perl -pe 's/kernel-BOOT-(.*)\.(.*)/$1-${2}BOOT/')
if [ -n "$rpm" -a ! -e $ALL_KERNELS/$rpm ]; then
    [ -n "$main" ] && rm -rf $ALL_KERNELS/$main
    cd $ALL_KERNELS
    rm -rf $rpm ; mkdir $rpm
    cd $rpm
    rpm2cpio /RPMS/kernel-BOOT-*.rpm | cpio -id
    find -type f -name "*.o.gz" | xargs gunzip
    cd ../..

    for dir in /tftpboot /var/lib/tftpboot; do
	rm -f $dir/{vmlinuz,network.rdz}
    done
fi 

[ -n "$main" -a -e $ALL_KERNELS/$main ] || {
    cd $ALL_KERNELS
    main=$(echo 2.* | sed 's/.* //')
    echo "Choosing $main"
    echo $main > .main
    cd ..
}

ARCH=`uname -m | sed -e 's/i.86/i386/' -e 's/sparc.*/sparc/'`

eval `perl modules.pl images`

if [ "$ARCH" == "i386" ]; then
    for i in $ALL_KERNELS/*/boot/vmlinuz*; do
	#disable any existing resolution!!!
	/usr/sbin/rdev -v $i 65535 #788 #785 
    done
else
    if [ "$ARCH" == "ppc" ]; then
        cp -f "$KERNEL_BOOT_PATH"/boot/vmlinux .
    else
        cp -f "$KERNEL_BOOT_PATH"/boot/vmlinux.gz .
    fi
fi


GIBASEDIR=`pwd`/..

rm -rf all.modules ; mkdir all.modules
for i in $ALL_KERNELS/*; do
	kern=`basename $i`
	(
	    mkdir all.modules/$kern
	    cd all.modules/$kern
	    if [ "$kern" = "$main" ]; then
		create_modules ../../$i $kern
	    else
		echo "$kern ($main)"
		create_modules ../../$i $kern 2>/dev/null
	    fi
	) || exit 1
done
cp -f all.modules/$main/modules.description .

./check_mar.pl