#!/bin/sh

[ "$1" = "configure" ] || exit 0

konfiguriraj() {
  if [ -f /etc/ntp.conf ]; then
    cp -p /etc/ntp.conf /etc/ntp.conf.dpkg-old
  fi

  if [ -f /etc/default/ntp-servers ]; then
    cp -p /etc/default/ntp-servers /etc/default/ntp-servers.dpkg-old
  fi

  cp /usr/share/doc/ntp-cn/ntp.conf.tmpl /etc

  cat > /etc/default/ntp-servers <<EOF
NTPSERVERS="zg1.ntp.carnet.hr ri.ntp.carnet.hr zg2.ntp.carnet.hr 127.127.1.0"
EOF
}

if [ -f /usr/share/doc/ntp-cn/ntp.conf.tmpl -a -f /etc/ntp.conf ]; then
  if ! cmp -s /usr/share/doc/ntp-cn/ntp.conf.tmpl /etc/ntp.conf; then
    konfiguriraj
  fi
fi

# restartaj sve
if [ -x /etc/init.d/ntp ]; then
  if [ -x /usr/sbin/invoke-rc.d ]; then
    invoke-rc.d ntp stop
    for i in 1 2 3 4 5 6 7 8 9 0; do
      pgrep -u root -f /usr/sbin/ntpd >/dev/null && sleep 1 || break
    done
    invoke-rc.d ntp start
  else
    /etc/init.d/ntp stop
    for i in 1 2 3 4 5 6 7 8 9 0; do
      pgrep -u root -f /usr/sbin/ntpd >/dev/null && sleep 1 || break
    done
    /etc/init.d/ntp start
  fi
fi