racc--which does by default use a C extension). RP's output is the same as ParseTree's output: s-expressions using ruby's arrays and base types. Author: Ryan Davis (zenspider) <ryand-ruby@zenspider.com> WWW: http://rubyforge.org/projects/parsetree/ PR: ports/135706 Submitted by: Espen Volden <voldern@hoeggen.net>