scsh-0.6/scheme/debug/mini-start.scm

20 lines
744 B
Scheme

; Copyright (c) 1993-1999 by Richard Kelsey and Jonathan Rees. See file COPYING.
; Start up a system that has reified packages.
; COMMAND-PROCESSOR might be either the miniature one or the real one.
(define (start structs-thunk)
(usual-resumer
(lambda (arg)
(initialize-interaction-environment! (structs-thunk))
(command-processor #f arg))))
(define (initialize-interaction-environment! structs)
(let ((scheme (cdr (assq 'scheme structs))))
(let ((tower (delay (cons eval (scheme-report-environment 5)))))
(set-interaction-environment!
(make-simple-package (map cdr structs) #t tower 'interaction))
(set-scheme-report-environment!
5
(make-simple-package (list scheme) #t tower 'r5rs)))))