berusky2/data/install

#!/bin/bash

# Default instalation directory
INSTALL_DIR="/usr/share/berusky2"

function help() {
  echo "Berusky2 install script. It copies Berusky2 data at '$INSTALL_DIR'"
  echo "unless you specify a different directory. You may run it as root"
  echo "when you install it under /usr. Usage:"
  echo ""
  echo "install [OPTIONS]"
  echo ""
  echo "Options:"
  echo ""
  echo "  -d --dir <install_dir>        Target directory. The default is $INSTALL_DIR"
  echo "  -h --help                     This help."
  echo ""
}

# Prepare command line arguments
pass_arg_count=0
while [ $# -gt $pass_arg_count ]
do
  case "$1" in
    -h | --help)
      help
      exit
      ;;
    -d | --dir)
      if [ $# -gt 1 ]; then
        INSTALL_DIR="$2"
        shift 2
      else
        shift
      fi
      ;;
    *)
      echo "Unknown argument: '$1'"
      help
      exit
      ;;
  esac
done

if ! [ -x $INSTALL_DIR ]; then
  mkdir -p $INSTALL_DIR
  if ! [ $? ]; then
    echo "Unable to create a target directory! - '$INSTALL_DIR'"
    exit
  fi
fi

cp -r AUTHORS \
      COPYING \
      README \
      bitmap \
      data \
      game \
      game_data \
      items \
      materials \
      out \
      textures \
      music \
      sound \
      $INSTALL_DIR

if ! [ $? ]; then
  echo "Unable to copy files at '$INSTALL_DIR'!"
  exit
else
  echo "Installed at '$INSTALL_DIR'."
fi