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* module/Makefile.am: Add module/rnrs/6/lists.scm to RNRS_SOURCES. * module/rnrs/6/lists.scm: New file.
40 lines
1.6 KiB
Scheme
40 lines
1.6 KiB
Scheme
;;; lists.scm --- The R6RS list utilities library
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;; Copyright (C) 2010 Free Software Foundation, Inc.
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;;
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;; This library is free software; you can redistribute it and/or
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;; modify it under the terms of the GNU Lesser General Public
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;; License as published by the Free Software Foundation; either
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;; version 3 of the License, or (at your option) any later version.
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;;
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;; This library is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; Lesser General Public License for more details.
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;;
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;; You should have received a copy of the GNU Lesser General Public
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;; License along with this library; if not, write to the Free Software
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;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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(library (rnrs lists (6))
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(export find for-all exists filter partition fold-left fold-right remp remove
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remv remq memp member memv memq assp assoc assv assq cons*)
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(import (rnrs base (6))
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(only (guile) (filter member memv memq assoc assv assq cons*))
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(only (srfi srfi-1) (find partition fold-right filter-map))
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(rename (srfi srfi-1) (fold fold-left)
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(any exists)
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(every for-all)
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(remove remp)
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(member memp-internal)
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(assoc assp-internal)))
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(define (remove obj list) (remp (lambda (elt) (equal? obj elt)) list))
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(define (remv obj list) (remp (lambda (elt) (eqv? obj elt)) list))
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(define (remq obj list) (remp (lambda (elt) (eq? obj elt)) list))
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(define (memp pred list) (memp-internal #f list pred))
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(define (assp pred list) (assp-internal #f list pred))
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)
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