ice-9/receive.scm

   1 ;;;; SRFI-8
   2
   3 ;;; Copyright (C) 2000 Free Software Foundation, Inc.
   4 ;;;
   5 ;;; This program is free software; you can redistribute it and/or
   6 ;;; modify it under the terms of the GNU General Public License as
   7 ;;; published by the Free Software Foundation; either version 2, or
   8 ;;; (at your option) any later version.
   9 ;;;
  10 ;;; This program is distributed in the hope that it will be useful,
  11 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 ;;; General Public License for more details.
  14 ;;;
  15 ;;; You should have received a copy of the GNU General Public License
  16 ;;; along with this software; see the file COPYING.  If not, write to
  17 ;;; the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  18 ;;; Boston, MA 02111-1307 USA
  19
  20 (define-module (ice-9 receive)
  21   :export (receive)
  22   :no-backtrace
  23   )
  24
  25 (define receive
  26   (procedure->memoizing-macro
  27     (lambda (exp env)
  28       `(call-with-values (lambda () ,(caddr exp))
  29          (lambda ,(cadr exp) ,@(cdddr exp))))))