compat.ss
;; mzcrypto: crypto library for mzscheme
;; Copyright (C) 2007 Dimitris Vyzovitis <vyzo@media.mit.edu>
;;
;; This library is free software; you can redistribute it and/or
;; modify it under the terms of the GNU Lesser General Public
;; License as published by the Free Software Foundation; either
;; version 2.1 of the License, or (at your option) any later version.
;;
;; This library 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
;; Lesser General Public License for more details.
;;
;; You should have received a copy of the GNU Lesser General Public
;; License along with this library; if not, write to the Free Software
;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
;; USA

(module compat mzscheme
  (require (lib "foreign.ss"))
  ;; 360 compatibility
  (define-syntax (version-setup stx)
    (syntax-case stx ()
      ((_)
       (if (< (string->number (version)) 369.8)
           #'(begin
               (require "_compat.ss")
               (define (ptr-add bs off)
                 (offset-ptr _pointer bs off))
               (provide ptr-add))
           #'(void)))))
  (version-setup)
  )