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    Length: 2761 (0xac9)
    Types: TextFile
    Names: »implmd.scm.18«

└─⟦a0efdde77⟧ Bits:30001252 EUUGD11 Tape, 1987 Spring Conference Helsinki
    └─⟦this⟧ »EUUGD11/gnu-31mar87/scheme/scm/implmd.scm.18« 

TextFile

;;; -*-Scheme-*-
;;;
;;;	Copyright (c) 1984 Massachusetts Institute of Technology
;;;
;;;	This material was developed by the Scheme project at the
;;;	Massachusetts Institute of Technology, Department of
;;;	Electrical Engineering and Computer Science.  Permission to
;;;	copy this software, to redistribute it, and to use it for any
;;;	purpose is granted, subject to the following restrictions and
;;;	understandings.
;;;
;;;	1. Any copy made of this software must include this copyright
;;;	notice in full.
;;;
;;;	2. Users of this software agree to make their best efforts (a)
;;;	to return to the MIT Scheme project any improvements or
;;;	extensions that they make, so that these may be included in
;;;	future releases; and (b) to inform MIT of noteworthy uses of
;;;	this software.
;;;
;;;	3.  All materials developed as a consequence of the use of
;;;	this software shall duly acknowledge such use, in accordance
;;;	with the usual standards of acknowledging credit in academic
;;;	research.
;;;
;;;	4. MIT has made no warrantee or representation that the
;;;	operation of this software will be error-free, and MIT is
;;;	under no obligation to provide any services, by way of
;;;	maintenance, update, or otherwise.
;;;
;;;	5.  In conjunction with products arising from the use of this
;;;	material, there shall be no use of the name of the
;;;	Massachusetts Institute of Technology nor of any adaptation
;;;	thereof in any advertising, promotional, or sales literature
;;;	without prior written consent from MIT in each case.
;;;

;;;     This file contains implementation dependent code. 
;;;     This is tailored to the C-Scheme microcode.

(declare (usual-integrations))

(define canonicalize-filename (lambda (x) x))

(define implementation-dependencies
  (make-package implementation-dependencies 
    ((carriage-return)
     (space)
     (line-feed)
     (end-of-line)
     (end-of-file)
     (tab)
     (input-terminator)
     (form-feed)
     (floating-mantissa-bits)
     (floating-exponent-bits))
    (let ((the-data (access :identification microcode-system)))
      (let ((the-string (vector-ref the-data 5)))
	(set! carriage-return (string-ref the-string 0))
	(set! space (string-ref the-string 1))
	(set! line-feed (string-ref the-string 2))
	(set! end-of-line (string-ref the-string 3))
	(set! tab (string-ref the-string 4))
	(set! input-terminator (string-ref the-string 5))
	(set! form-feed (string-ref the-string 6)))
      (set! floating-mantissa-bits (vector-ref the-data 6))
      (set! floating-exponent-bits (vector-ref the-data 7))
      (set! end-of-file (vector-ref the-data 8)))
    (define whitespace
      ;;No list yet
      ((lambda x x) form-feed space line-feed
                    end-of-line tab input-terminator))))