#!/bin/bash

if [ $# -ne 1 ] && [ $# -ne 2 ]
then
    echo "makeUpdateDisc ver1.1"
    echo "usage: makeUpdateDisc <input file> [output file name]"
    exit 1
fi

if [ ! -e $1 ]; then
  echo "Error: Unable to open $1 (wrong path or no file)"
  exit 1
fi

echo "Making rvm disc image..."

if [ -z $2 ]; then
  RVMNAME=`basename $1 .gcm`
  RVMNAME+=.rvm
else
  RVMNAME=$2
fi
jpadder 0 $1 $RVMNAME