ice-9/safe-r5rs.scm

   1 ;;;;    Copyright (C) 2000, 2001, 2004, 2006 Free Software Foundation, Inc.
   2 ;;;;
   3 ;;;; This library is free software; you can redistribute it and/or
   4 ;;;; modify it under the terms of the GNU Lesser General Public
   5 ;;;; License as published by the Free Software Foundation; either
   6 ;;;; version 2.1 of the License, or (at your option) any later version.
   7 ;;;;
   8 ;;;; This library is distributed in the hope that it will be useful,
   9 ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 ;;;; Lesser General Public License for more details.
  12 ;;;;
  13 ;;;; You should have received a copy of the GNU Lesser General Public
  14 ;;;; License along with this library; if not, write to the Free Software
  15 ;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  16 ;;;;
  17 \f
  18 ;;;; Safe subset of R5RS bindings
  19
  20 (define-module (ice-9 safe-r5rs)
  21   :re-export (eqv? eq? equal?
  22               number?   complex? real? rational? integer?
  23               exact? inexact?
  24               = < > <= >=
  25               zero? positive?   negative? odd? even?
  26               max min
  27               + * - /
  28               abs
  29               quotient remainder modulo
  30               gcd lcm
  31               numerator denominator
  32               rationalize
  33               floor ceiling truncate round
  34               exp log sin cos tan asin acos atan
  35               sqrt
  36               expt
  37               make-rectangular make-polar real-part imag-part magnitude angle
  38               exact->inexact inexact->exact
  39
  40               number->string string->number
  41
  42               boolean?
  43               not
  44
  45               pair?
  46               cons car cdr
  47               set-car! set-cdr!
  48               caar cadr cdar cddr
  49               caaar caadr cadar caddr cdaar cdadr cddar cdddr
  50               caaaar caaadr caadar caaddr cadaar cadadr caddar cadddr
  51               cdaaar cdaadr cdadar cdaddr cddaar cddadr cdddar cddddr
  52               null?
  53               list?
  54               list
  55               length
  56               append
  57               reverse
  58               list-tail list-ref
  59               memq memv member
  60               assq assv assoc
  61
  62               symbol?
  63               symbol->string string->symbol
  64
  65               char?
  66               char=? char<? char>? char<=? char>=?
  67               char-ci=? char-ci<? char-ci>? char-ci<=? char-ci>=?
  68               char-alphabetic? char-numeric? char-whitespace?
  69               char-upper-case? char-lower-case?
  70               char->integer integer->char
  71               char-upcase
  72               char-downcase
  73
  74               string?
  75               make-string
  76               string
  77               string-length
  78               string-ref string-set!
  79               string=? string-ci=?
  80               string<? string>? string<=? string>=?
  81               string-ci<? string-ci>? string-ci<=? string-ci>=?
  82               substring
  83               string-length
  84               string-append
  85               string->list list->string
  86               string-copy string-fill!
  87
  88               vector?
  89               make-vector
  90               vector
  91               vector-length
  92               vector-ref vector-set!
  93               vector->list list->vector
  94               vector-fill!
  95
  96               procedure?
  97               apply
  98               map
  99               for-each
 100               force
 101
 102               call-with-current-continuation
 103
 104               values
 105               call-with-values
 106               dynamic-wind
 107
 108               eval
 109
 110               input-port? output-port?
 111               current-input-port current-output-port
 112
 113               read
 114               read-char
 115               peek-char
 116               eof-object?
 117               char-ready?
 118
 119               write
 120               display
 121               newline
 122               write-char
 123
 124               ;;transcript-on
 125               ;;transcript-off
 126               )
 127
 128   :export (null-environment))
 129
 130 (define null-interface (resolve-interface '(ice-9 null)))
 131
 132 (module-use! %module-public-interface null-interface)
 133
 134 (define (null-environment n)
 135   (if (not (= n 5))
 136       (scm-error 'misc-error 'null-environment
 137                  "~A is not a valid version"
 138                  (list n)
 139                  '()))
 140   ;; Note that we need to create a *fresh* interface
 141   (let ((interface (make-module 31)))
 142     (set-module-kind! interface 'interface)
 143     (module-use! interface null-interface)
 144     interface))