scsh-0.6/scheme/alt/low-packages.scm

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1999-09-14 08:45:02 -04:00
; Copyright (c) 1993-1999 by Richard Kelsey and Jonathan Rees. See file COPYING.
; Alternate implementations of the low-structures.
; Cf. low-structures-interface in ../packages.scm and ../alt-structures.scm.
; Most of the low-structures are assumed to be inherited or obtained
; elsewhere (probably from a running Scheme 48). This only defines
; structures that export privileged operations.
(define-structure escapes escapes-interface
(open scheme-level-2 define-record-types signals)
(files escape))
(define-structures ((primitives primitives-interface)
(primitives-internal (export maybe-handle-interrupt
raise-exception
get-exception-handler
?start)))
(open scheme-level-2
define-record-types
bitwise ;Only for re-export
features ;Only for re-export
signals
;; templates -- unneeded now?
)
(files primitives
weak
contin))