def prtOptions():
    """Print a list of command-line options and arguments."""
    print('The command-line options are:')
    print('  --version (print the version number and exit)')
    print('  -r (print the full version string and exit)')
    print('  -v (verbose)')
    print('  -t (print timestamps)')
    print('')
    print('Following the options, list one or more input raw file names,')
    print('  enclosed in quotes if more than one file name is specified')
    print('  and/or if wildcards are used.')
    print('One or more output file names may be specified (the same number')
    print('  as the input file names).')
