#!/bin/bash
# Upgrade Clearcase or Clearquest
me=$(basename $0)
rational_network_install_area="//sons-clearcase/Rational/Clearcase LT/install"
rational_network_install_area2="//sons-clearcase/Rational"
errorlog="$(cygpath -w $TMP)/error.log"

function usage {
  echo "Usage $me [clearcase | clearcaselt | clearquest]"
  exit 1
} # usage

if [ $# -ne 1 ]; then
  usage
fi

product=$(echo $1 | tr [:upper:] [:lower:])

if [ "$product" != "clearcase"  -a \
     "$product" != "clearquest" -a \
     "$product" != "clearcaselt" ]; then
  usage
fi

if [ "$product" = "clearcase" ]; then
  rational_network_install_area="$rational_network_install_area2"
fi
  

echo "$product upgrade"
echo
echo "WARNING: Installation of this software requires a reboot!"
echo "Please make sure that you save any data before proceeding!"
echo

response=""
while [ "$response" != "y" -a "$response" != "n" ]; do
  echo -e "Continue with installation (Y/n)? \c"
  read response
  response=$(echo $response | tr [:upper:] [:lower:])
done

if [ "$response" = "y" ]; then
  install_dir="$rational_network_install_area"
  if [ "$product" != "clearcase" ]; then
    install_dir="$install_dir/setup"
  fi
  if [ ! -d "$install_dir" ]; then
    echo "Error: Unable to find installation area: $install_dir"
    exit 1
  fi
  cd "$install_dir"
  echo "Performing silent installation of $product..."
  if [ "$product" = "clearcase" ]; then
    setup /noccdoc /s /f1.\\$product.iss /f2"$errorlog"
  else
    rssetup -silent -response:.\\$product.ini
  fi
else
  echo "Installation of $product aborted"
fi