if [ -z "$packages" ]; then
echo "CN: No packages for install."
else
- aptitude -R install $packages
+ # Need to be explicit about exim -> postfix transition
+ if [ "${packages%postfix-cn*}" != "$packages" ] -o
+ [ "${packages%amavisd-cn*}" != "$packages" ]
+ then
+ packages="$packages postfix"
+ fi
+
+ apt-get --yes --no-install-recommends install $packages
fi