#!/bin/sh
#
# convert SageTV i386 .deb to amd64 .deb
# example: sh sage32to64.sh sagetv-client_6.6.1_i386.deb
#

set -e

tmpdir=$(mktemp -d)
trap "rm -rf ${tmpdir}*" 0 1 2 3 15

# make absolute path of deb
case $1 in
/*) deb="$1";;
*) deb="$(pwd)/$1";;
esac

cd $tmpdir

fropts="-i ${tmpdir}.fr -s ${tmpdir}.fr"
fakeroot $fropts dpkg-deb -X "$deb" .
fakeroot $fropts dpkg-deb -e "$deb"

sed -e '
	/^Architecture: /s/i386/amd64/
	/^Depends: /s/ .*$/ ia32-libs, lib32asound2, ia32-sun-java6-bin/
' DEBIAN/control >DEBIAN/control.new
mv -f DEBIAN/control.new DEBIAN/control

sed -e '
	2i\
export PATH=/usr/lib/jvm/ia32-java-6-sun/bin:"$PATH"
' opt/sagetv/client/sageclient.sh >sageclient.new
chmod +x sageclient.new
mv -f sageclient.new opt/sagetv/client/sageclient.sh

fakeroot $fropts dpkg-deb -b . "$(dirname "$deb")"