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- (herald orbit_syntax)
-
- ;;; Copyright (c) 1985 Yale University
- ;;; Authors: N Adams, R Kelsey, D Kranz, J Philbin, J Rees.
- ;;; This material was developed by the T Project at the Yale University Computer
- ;;; Science Department. Permission to copy this software, to redistribute it,
- ;;; and to use it for any purpose is granted, subject to the following restric-
- ;;; tions 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 T Project at Yale any improvements or extensions that they make,
- ;;; so that these may be included in future releases; and (b) to inform
- ;;; the T Project 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. Yale has made no warrantee or representation that the operation of
- ;;; this software will be error-free, and Yale 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 Yale University nor of any
- ;;; adaptation thereof in any advertising, promotional, or sales literature
- ;;; without prior written consent from Yale in each case.
- ;;;
-
- ;;; Syntax changes from T2 to T3.
-
- (define-syntax (lap vars . instructions)
- `(,primop/lap ,(create-primop-node instructions) ,@vars))
-
- (define-syntax (lap-template . instructions)
- `(,primop/lap-template ,(create-primop-node instructions)))
-
- (define-syntax (define-foreign name name-params value)
- (let* ((vars (do ((i (length name-params) (- i 1))
- (vars '() (cons (generate-symbol 'foreign) vars)))
- ((= i 1) vars)))
- (f-name (if (symbol? (car name-params))
- (string->symbol
- (string-downcase! (symbol->string (car name-params))))
- (string->symbol (car name-params))))
- (fo (create-literal-node (object nil
- ((foreign-name self) f-name))))
- (reps (create-primop-node (reverse (cdr name-params))))
- (value-rep (create-primop-node value)))
- `(define ,name
- (lambda ,vars
- (call-foreign ,fo ,reps ,value-rep ,@vars)))))
-
- (set (syntax-table-entry (env-syntax-table t-implementation-env) 'lap)
- (syntax-table-entry (env-syntax-table orbit-env) 'lap))
-
- (set (syntax-table-entry (env-syntax-table t-implementation-env) 'lap-template)
- (syntax-table-entry (env-syntax-table orbit-env) 'lap-template))
-
- (set (syntax-table-entry (env-syntax-table t-implementation-env) 'define-foreign)
- (syntax-table-entry (env-syntax-table orbit-env) 'define-foreign))
-
- (set (syntax-table-entry standard-syntax-table 'define-foreign)
- (syntax-table-entry (env-syntax-table orbit-env) 'define-foreign))
-
-
-