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author | Julian Graham <julian.graham@aya.yale.edu> | 2010-03-19 20:03:46 -0400 |
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committer | Julian Graham <julian.graham@aya.yale.edu> | 2010-05-20 21:18:02 -0400 |
commit | 60b240e9ae603ade8b13164f05fb208d9f4c0396 (patch) | |
tree | 074590a1bcca487dc15dd7eed9cab8b25c6e381f | |
parent | 55684b5e3b5ceab5b87c46fc9dd2b78637ff13e1 (diff) | |
download | guile-60b240e9ae603ade8b13164f05fb208d9f4c0396.tar.gz |
Implementation for the R6RS (rnrs lists) library.
* module/Makefile.am: Add module/rnrs/6/lists.scm to RNRS_SOURCES.
* module/rnrs/6/lists.scm: New file.
-rw-r--r-- | module/Makefile.am | 7 | ||||
-rw-r--r-- | module/rnrs/6/lists.scm | 40 |
2 files changed, 44 insertions, 3 deletions
diff --git a/module/Makefile.am b/module/Makefile.am index dbcc40505..8e52a3d4b 100644 --- a/module/Makefile.am +++ b/module/Makefile.am @@ -260,14 +260,15 @@ RNRS_SOURCES = \ rnrs/6/conditions.scm \ rnrs/6/control.scm \ rnrs/6/exceptions.scm \ + rnrs/6/lists.scm \ rnrs/6/syntax-case.scm \ rnrs/arithmetic/6/bitwise.scm \ rnrs/bytevector.scm \ + rnrs/io/6/simple.scm \ + rnrs/io/ports.scm \ rnrs/records/6/inspection.scm \ rnrs/records/6/procedural.scm \ - rnrs/records/6/syntactic.scm \ - rnrs/io/ports.scm \ - rnrs/io/6/simple.scm + rnrs/records/6/syntactic.scm EXTRA_DIST += scripts/ChangeLog-2008 EXTRA_DIST += scripts/README diff --git a/module/rnrs/6/lists.scm b/module/rnrs/6/lists.scm new file mode 100644 index 000000000..7544a7346 --- /dev/null +++ b/module/rnrs/6/lists.scm @@ -0,0 +1,40 @@ +;;; lists.scm --- The R6RS list utilities library + +;; Copyright (C) 2010 Free Software Foundation, Inc. +;; +;; 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 3 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 + + +(library (rnrs lists (6)) + (export find for-all exists filter partition fold-left fold-right remp remove + remv remq memp member memv memq assp assoc assv assq cons*) + (import (rnrs base (6)) + (only (guile) (filter member memv memq assoc assv assq cons*)) + (only (srfi srfi-1) (find partition fold-right filter-map)) + (rename (srfi srfi-1) (fold fold-left) + (any exists) + (every for-all) + (remove remp) + + (member memp-internal) + (assoc assp-internal))) + + (define (remove obj list) (remp (lambda (elt) (equal? obj elt)) list)) + (define (remv obj list) (remp (lambda (elt) (eqv? obj elt)) list)) + (define (remq obj list) (remp (lambda (elt) (eq? obj elt)) list)) + + (define (memp pred list) (memp-internal #f list pred)) + (define (assp pred list) (assp-internal #f list pred)) +) |