Remove common i386/amd64 packages

remove_old_i386.sh

#!/bin/bash

i=1

echo "Get AMD64 packages"
sudo aptitude search '~ramd64~i' | awk '{print $2}' > packages.amd64
echo "Get i386 packages"
sudo aptitude search '~ri386~i' | awk '{print $2}'  | sed -e 's/:i386//' > packages.i386
echo "Compute common lines"
comm -1 -2 --nocheck-order packages.i386 packages.amd64 > packages.comm
tot=`cat packages.comm | wc -l`
echo "${tot} common packages to remove."

for deb in `cat packages.comm`; do
	echo "######################################"
	echo "Remove ${deb}:i386 (${i}/${tot})"
	echo "######################################"
	sudo dpkg -r ${deb}:i386
	i=$((i+1))
done