#! /bin/sh
#
# Copyright Matthias Hentges <devel@hentges.net> (c) 2006
# License: GPL (see http://www.gnu.org/licenses/gpl.txt for a copy of the license)
#
# Filename: Untitled
# Date: 21-Feb-06

DESCRIPTION = "The altboot bootmanager"
MAINTAINER = "Matthias 'CoreDump' Hentges <oe@hentges.net>"
HOMEPAGE = "http://www.hentges.net/misc/openzaurus/index.shtml"

######################################################################################

PR = "r0"

######################################################################################

TAG = "${@'v' + bb.data.getVar('PV',d,1).replace('.', '-')}"

SRC_URI = "cvs://anonymous@hentges.net/hentgescvs;method=pserver;tag=${TAG};module=altboot"

S = "${PN}"

######################################################################################

do_install() {
	install -d ${D}/sbin
	install -d ${D}/etc/altboot-menu
	install -d ${D}/etc/altboot-menu/Advanced
	install -d ${D}/etc/altboot.rc
	install -d ${D}/usr/share/doc/altboot
	
	if test -d ${WORKDIR}/altboot/${MACHINE}
	then
		install -m 0644 ${WORKDIR}/altboot/${MACHINE}/altboot*.cfg ${D}/etc
	else
		install -m 0644 ${WORKDIR}/altboot/altboot*.cfg ${D}/etc
	fi
	
	install -m 0644 ${WORKDIR}/altboot/altboot.func ${D}/etc
	install -m 0755 ${WORKDIR}/altboot/init.altboot ${D}/sbin
	
	if test -d ${WORKDIR}/altboot/${MACHINE}/altboot-menu/	
	then
		install -m 0755 ${WORKDIR}/altboot/${MACHINE}/altboot-menu/*-* ${D}/etc/altboot-menu
	else
		install -m 0755 ${WORKDIR}/altboot/altboot-menu/*-* ${D}/etc/altboot-menu
	fi

	if test -d ${WORKDIR}/altboot/${MACHINE}/altboot-menu/Advanced/
	then
		install -m 0755 ${WORKDIR}/altboot/${MACHINE}/altboot-menu/Advanced/*-* ${D}/etc/altboot-menu/Advanced
	else
		install -m 0755 ${WORKDIR}/altboot/altboot-menu/Advanced/*-* ${D}/etc/altboot-menu/Advanced
	fi
	
	install -m 0755 ${WORKDIR}/altboot/altboot.rc/*.sh ${D}/etc/altboot.rc
	install -m 0644 ${WORKDIR}/altboot/altboot.rc/*.txt ${D}/etc/altboot.rc	
}		

pkg_postinst() {
	update-alternatives --install /sbin/init init /sbin/init.altboot 55
}

pkg_postinst_spitz() {
	# Note: Spitz support is a royal pain in the ass.
	#       Since Spitz pivot_roots by default, there is no real way
	#	a user can install an altboot.ipk into the flash FS.
	#	So we need to do that manually (*SIGH*)

	# /l/m only exists on the HDD on spitz
	if test -d /lib/modules
	then
	   if [ -e /media/realroot/sbin/init ]; then
	      ROOT_MOUNT_POINT="/media/realroot"
	   elif [ -e /media/ROM/sbin/init ]; then
	      ROOT_MOUNT_POINT="/media/ROM"
	   fi
	   if [ ! "$ROOT_MOUNT_POINT" = "" ]; then
	      ROOT_MOUNT_DEVICE=`cat /proc/mounts | grep $ROOT_MOUNT_POINT | grep jffs2 | cut -d " " -f 1`
	      if [ ! "$ROOT_MOUNT_DEVICE" = "" ]; then
	         mount -oremount,rw $ROOT_MOUNT_DEVICE $ROOT_MOUNT_POINT
	         cp -R /etc/altboot* $ROOT_MOUNT_POINT/etc
	         cp /sbin/init.altboot $ROOT_MOUNT_POINT/sbin
	         if [ -f $ROOT_MOUNT_POINT/sbin/init ]; then
	         	 mv $ROOT_MOUNT_POINT/sbin/init $ROOT_MOUNT_POINT/sbin/init.orig
	         fi
	         ln -s /sbin/init.altboot $ROOT_MOUNT_POINT/sbin/init
	      fi
	   fi
	fi
}

pkg_postrm() {
	update-alternatives --remove init /sbin/init.altboot
}

pkg_postrm_spitz() {
	if test -d /lib/modules
        then
           if [ -e /media/realroot/sbin/init ]; then
              ROOT_MOUNT_POINT="/media/realroot"
           elif [ -e /media/ROM/sbin/init ]; then
              ROOT_MOUNT_POINT="/media/ROM"
           fi
           if [ ! "$ROOT_MOUNT_POINT" = "" ]; then
              ROOT_MOUNT_DEVICE=`cat /proc/mounts | grep $ROOT_MOUNT_POINT | grep jffs2 | cut -d " " -f 1`
              if [ ! "$ROOT_MOUNT_DEVICE" = "" ]; then
                 mount -oremount,rw $ROOT_MOUNT_DEVICE $ROOT_MOUNT_POINT
	         if [ -f $ROOT_MOUNT_POINT/sbin/init.orig ]; then
	            rm $ROOT_MOUNT_POINT/sbin/init
	            rm $ROOT_MOUNT_POINT/sbin/init.altboot
	            mv $ROOT_MOUNT_POINT/sbin/init.orig $ROOT_MOUNT_POINT/sbin/init
	         else
	   	 echo "$ROOT_MOUNT_POINT/sbin/init.orig not found, not uninstalling altboot!"
	         fi
	      fi
           fi
	fi
}