;;; Guile Scheme specification

;; Copyright (C) 2001 Free Software Foundation, Inc.

;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; 
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.
;; 
;; You should have received a copy of the GNU General Public License
;; along with this program; see the file COPYING.  If not, write to
;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.

;;; Code:

(define-module (language scheme spec)
  #:use-module (system base language)
  #:use-module (language scheme compile-ghil)
  #:use-module (language scheme compile-tree-il)
  #:use-module (language scheme decompile-tree-il)
  #:export (scheme))

;;;
;;; Reader
;;;

(read-enable 'positions)

(define (read-file port)
  (do ((x (read port) (read port))
       (l '() (cons x l)))
      ((eof-object? x)
       (cons 'begin (reverse! l)))))

;;;
;;; Language definition
;;;

(define-language scheme
  #:title	"Guile Scheme"
  #:version	"0.5"
  #:reader	read
  #:read-file	read-file
  #:compilers   `((tree-il . ,compile-tree-il)
                  (ghil . ,compile-ghil))
  #:decompilers `((tree-il . ,decompile-tree-il))
  #:evaluator	(lambda (x module) (primitive-eval x))
  #:printer	write
  )