#!/bin/sh
set -e

install_local_dir() {
if [ ! -d $1 ]; then
mkdir -p $1
fi
}

install_from_default() {
if [ ! -f $2 ]; then
cp -p $1 $2
fi
}

install_directory() {
if [ ! -d /$1 ]; then
mkdir /$1
chown root:$3 /$1
chmod $2 /$1
fi
}

migrate_directory() {
if [ ! -L $1 ]; then
rmdir $1
ln -s $2 $1
fi
}

if [ ! -e /etc/dpkg/origins/default ]; then
if [ -e /etc/dpkg/origins/ubuntu ]; then
ln -sf ubuntu /etc/dpkg/origins/default
fi
fi

if [ "$1" = "configure" ] && [ "$2" = "" ]; then
install_from_default /usr/share/base-files/nsswitch.conf /etc/nsswitch.conf
install_from_default /usr/share/base-files/dot.profile /root/.profile
install_from_default /usr/share/base-files/dot.bashrc /root/.bashrc
install_from_default /usr/share/base-files/profile /etc/profile
install_from_default /usr/share/base-files/networks /etc/networks
install_directory srv 755 root
install_directory opt 755 root
install_directory etc/opt 755 root
install_directory var/opt 755 root
install_directory media 755 root
install_directory var/mail 2775 mail
if [ ! -L /var/spool/mail ]; then
ln -s ../mail /var/spool/mail
fi
install_directory run/lock 1777 root
migrate_directory /var/run /run
migrate_directory /var/lock /run/lock

install_local_dir /usr/local
install_local_dir /usr/local/share
install_local_dir /usr/local/share/man
install_local_dir /usr/local/bin
install_local_dir /usr/local/games
install_local_dir /usr/local/lib
install_local_dir /usr/local/include
install_local_dir /usr/local/sbin
install_local_dir /usr/local/src
install_local_dir /usr/local/etc
ln -sf share/man /usr/local/man

if [ ! -f /var/log/wtmp ]; then
echo -n>/var/log/wtmp
fi
if [ ! -f /var/log/btmp ]; then
echo -n>/var/log/btmp
fi
if [ ! -f /var/log/lastlog ]; then
echo -n>/var/log/lastlog
fi
chown root:utmp /var/log/wtmp /var/log/btmp /var/log/lastlog
chmod 664 /var/log/wtmp /var/log/lastlog
chmod 660 /var/log/btmp
if [ ! -f /var/run/utmp ]; then
echo -n>/var/run/utmp
fi
chown root:utmp /var/run/utmp
chmod 664 /var/run/utmp
fi

if [ ! -d /var/lib/dpkg ]; then
mkdir -m 755 -p /var/lib/dpkg
chown root:root /var/lib/dpkg
fi
if [ ! -f /var/lib/dpkg/status ]; then
echo > /var/lib/dpkg/status
chmod 644 /var/lib/dpkg/status
chown root:root /var/lib/dpkg/status
fi

if [ ! -f /usr/info/dir ] && [ ! -f /usr/share/info/dir ]; then
install_from_default /usr/share/base-files/info.dir /usr/share/info/dir
chmod 644 /usr/share/info/dir
chown root:root /usr/share/info/dir
fi

if [ "$1" = "configure" ] && [ "$2" != "" ]; then
# If we're upgrading base-files, remove the upgrade-available flag
# maintained by update-manager, and rerun the release-upgrade check
# immediately (in the background) to update the flag.
rm -f /var/lib/update-notifier/release-upgrade-available
if [ -x /usr/lib/update-manager/check-new-release ]; then
/usr/lib/update-manager/check-new-release -q > /var/lib/update-notifier/release-upgrade-available &
fi

if [ -f /etc/profile ]; then
md5=`md5sum /etc/profile | cut -f 1 -d " "`
if grep -q "$md5" /usr/share/base-files/profile.md5sums; then
if ! cmp -s /usr/share/base-files/profile /etc/profile; then
cp -p /usr/share/base-files/profile /etc/profile
echo Updating /etc/profile to current default.
fi
fi
fi
fi

# Dell Latitude 2110 factory pre-installed images carried a leftover apt
# configuration snippet which disables apt's enforcing of authenticated
# packages.
if dpkg --compare-versions "$2" le-nl "5.0.0ubuntu22" &&
[ -e /etc/apt/apt.conf.d/00secure ]; then
md5=`md5sum /etc/apt/apt.conf.d/00secure | cut -f 1 -d\ `
if [ "$md5" = da402e2c3a805e234ae7d20fa55580a6 ]; then
rm /etc/apt/apt.conf.d/00secure
fi
fi

dpkg-maintscript-helper rm_conffile /etc/update-motd.d/99-footer 7.2ubuntu2~ -- "$@"