/usr/bin/yapp version [unknown] calling Getopt::Std::getopts (version 1.15 [paranoid]),
running under Perl version 5.44.0.

Usage: yapp [-OPTIONS [-MORE_OPTIONS]] [--] [PROGRAM_ARG1 ...]

The following single-character options are accepted:
	With arguments: -b -m -t -o
	Boolean (without arguments): -V -h -v -s -n

Options may be merged together.  -- stops processing of options.
Space is not required between options and their arguments.

For more details run
    perldoc -F /usr/bin/yapp
  [Now continuing due to backward compatibility and excessive paranoia.
   See 'perldoc Getopt::Std' about $Getopt::Std::STANDARD_HELP_VERSION.]

Usage:	yapp [options] grammar[.yp]
  or	yapp -V
  or	yapp -h

    -m module   Give your parser module the name <module>
                default is <grammar>
    -v          Create a file <grammar>.output describing your parser
    -s          Create a standalone module in which the driver is included
    -n          Disable source file line numbering embedded in your parser
    -o outfile  Create the file <outfile> for your parser module
                Default is <grammar>.pm or, if -m A::Module::Name is
                specified, Name.pm
    -t filename Uses the file <filename> as a template for creating the parser
                module file.  Default is to use internal template defined
                in Parse::Yapp::Output
    -b shebang  Adds '#!<shebang>' as the very first line of the output file

    grammar     The grammar file. If no suffix is given, and the file
                does not exists, .yp is added

    -V          Display current version of Parse::Yapp and gracefully exits
    -h          Display this help screen