.\" $Revision: 1.5 $
.TH YAPPS 1
.SH NAME
yapps \- create a Python module from a grammar file
.SH SYNOPSIS
.B yapps 
[
.B \-\-dump
]
[
.B \-\-use\-devel\-grammar
]
[
.B \-fcontext\-insensitive\-scanner
]
[
.BI \-p
.BI " pid"
]
[
.BI \-f
]
input.g
[
.BI output.py
]
.BI " name"
.SH DESCRIPTION

  \-\-dump                           Dump out grammar information
    \-\-use\-devel\-grammar              Use the devel grammar parser from
	yapps_grammar.py instead of the stable grammar from grammar.py
	  \-fcontext\-insensitive\-scanner    Scan all tokens (see docs)

.I yapps
generates a Python program which will parse a given grammar.
.PP
.SH OPTIONS
.TP
.B \-\-dump
Dump the grammar information to stdout.
.TP
.B \-\-use\-devel\-grammar
Use the grammar file in ./yapps_grammar.py instead of yapps/grammar.py.
.br
This option is useful for testing new grammar parsers. (Yes, yapps'
parser is itself written with yapps...)
.TP
.B \-fcontext\-insensitive\-scanner
Set the option to use the non\-context\-sensitive scanner.
.SH CAVEATS
.I yapps
implements a recursive\-descent scanner.
.SH HISTORY
Written by Amit J. Patel <amitp@cs.stanford.edu>.
.br
This version was enhanced by Matthias Urlichs <smurf@debian.org>.
It is
.B not
downwards-compatible with the original yapps2 (yet) and uses a different
runtime library.
.br
See the change log for details.