#!/bin/sh

if [ ! -e /var/db/pkg/net-wireless ] ; then
	eerror "You must have the moduledb-2006.0 module loaded"
	eerror "for building modules with portage !!!"
	exit 1
fi

source /sbin/functions.sh
mkdir -p /modules/

TMPDIR="/tmp/rootfs-$$"
# MONITORTMP="$TMPFILE-monitor"

# PKG=$1

DEPS=`emerge -pv $1`
PKG=`emerge -pv $1 | grep -e ".*/.*" | sed -e 's/.*] //g' -e 's/ .*//g'`

einfo "Here are the dependencies :"
emerge -pv $1

read -p "Proceed with the merging? [y]/n " ASK

if [ "${ASK}" == "n" ]; then
	exit 0
fi

einfo "Preparing to merge all required packages"
for x in $PKG
do
	emerge -b ="${x}"
	mkdir -p "${TMPDIR}"
	tar -jxf /usr/portage/packages/"${x}".tbz2 -C "${TMPDIR}"
	mkdir -p "${TMPDIR}"/var/db/pkg/"${x}"
	cp -a /var/db/pkg/"${x}"/* "${TMPDIR}"/var/db/pkg/"${x}"/
	MOFILE=`echo $x | sed -e 's/.*\///g'`
	einfo "Building module for $MOFILE"
	mksquashfs "${TMPDIR}" /modules/"${MOFILE}".mo
	einfo "Module now available in /modules/$MOFILE.mo"
	rm -rf "${TMPDIR}"
done

einfo "Finished creating modules."
einfo "You can now copy your modules from /modules/*.mo to"
einfo "your usb stick or whatever your modules support is."