(in-package "USER") (load "/zu/jar/pseudo/loadit.lisp") (load-pseudoscheme "/zu/jar/pseudo/") (format t "~2&Do (ps:scheme) to enter Scheme, after which:~ ~% (benchmark-mode) - have calls to primitives open-coded~ ~% (compile-file \"foo.scm\") - compile a file of Scheme code~ ~% (quit) - return to Common Lisp~ ~% ## is last value displayed~ ~% #'lisp:foo evaluates to Common Lisp function foo~ ~%All of Revised^4.5 Scheme is available, including define-syntax,~ ~%values, dynamic-wind, and eval, but not things that are too~ ~%difficult to do in Common Lisp, e.g. upward continuations and~ ~%proper tail-recursion in all possible circumstances. See the~ ~%user guide for more information.~%")