source: trunk/abcl/src/org/armedbear/lisp/arrays.lisp

Last change on this file was 15307, checked in by Mark Evenson, 9 months ago

Gently add arguments to the CL:MAKE-ARRAY we want

Look ma, no new symbols!

Well, if keywords aren't symbols. We augement CL:MAKE-ARRAY to add
the keyword arguments :NIO-BUFFER and :NIO-DIRECT.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 3.9 KB
Line 
1;;; arrays.lisp
2;;;
3;;; Copyright (C) 2003-2007 Peter Graves <peter@armedbear.org>
4;;; $Id: arrays.lisp 15307 2020-06-04 08:25:15Z mevenson $
5;;;
6;;; This program is free software; you can redistribute it and/or
7;;; modify it under the terms of the GNU General Public License
8;;; as published by the Free Software Foundation; either version 2
9;;; of the License, or (at your option) any later version.
10;;;
11;;; This program is distributed in the hope that it will be useful,
12;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14;;; GNU General Public License for more details.
15;;;
16;;; You should have received a copy of the GNU General Public License
17;;; along with this program; if not, write to the Free Software
18;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
19;;;
20;;; As a special exception, the copyright holders of this library give you
21;;; permission to link this library with independent modules to produce an
22;;; executable, regardless of the license terms of these independent
23;;; modules, and to copy and distribute the resulting executable under
24;;; terms of your choice, provided that you also meet, for each linked
25;;; independent module, the terms and conditions of the license of that
26;;; module.  An independent module is a module which is not derived from
27;;; or based on this library.  If you modify this library, you may extend
28;;; this exception to your version of the library, but you are not
29;;; obligated to do so.  If you do not wish to do so, delete this
30;;; exception statement from your version.
31
32(in-package "SYSTEM")
33
34(defconstant array-total-size-limit most-positive-fixnum)
35(defconstant array-rank-limit 8)
36
37(defun make-array (dimensions &key
38                              (element-type t)
39                              (initial-element nil initial-element-p)
40                              initial-contents adjustable fill-pointer
41                              displaced-to displaced-index-offset
42                              (nio-direct nil nio-direct-p)
43                              (nio-buffer nil nio-buffer-p))
44  (setf element-type (normalize-type element-type))
45  (%make-array dimensions element-type initial-element initial-element-p
46               initial-contents adjustable fill-pointer displaced-to
47               displaced-index-offset
48               nio-direct nio-direct-p
49               nio-buffer nio-buffer-p))
50
51(defun adjust-array (array new-dimensions
52                           &key
53                           (element-type (array-element-type array))
54                           (initial-element nil initial-element-p)
55                           (initial-contents nil initial-contents-p)
56                           fill-pointer
57                           displaced-to displaced-index-offset)
58  (%adjust-array array new-dimensions element-type
59                 initial-element initial-element-p
60                 initial-contents initial-contents-p
61                 fill-pointer displaced-to displaced-index-offset))
62
63(defun array-row-major-index (array &rest subscripts)
64  (%array-row-major-index array subscripts))
65
66(defun bit (bit-array &rest subscripts)
67  (row-major-aref bit-array (%array-row-major-index bit-array subscripts)))
68
69(defun sbit (simple-bit-array &rest subscripts)
70  (row-major-aref simple-bit-array
71      (%array-row-major-index simple-bit-array subscripts)))
72
73(defsetf row-major-aref aset)
74(defsetf aref aset)
75(defsetf bit aset)
76(defsetf sbit aset)
77
78;; (SETF (APPLY #'AREF ...
79(defun (setf aref) (new-value array &rest subscripts)
80  (aset array (%array-row-major-index array subscripts) new-value))
81
82;; (SETF (APPLY #'BIT ...
83(defun (setf bit) (new-value array &rest subscripts)
84  (aset array (%array-row-major-index array subscripts) new-value))
85
86;; (SETF (APPLY #'SBIT ...
87(defun (setf sbit) (new-value array &rest subscripts)
88  (aset array (%array-row-major-index array subscripts) new-value))
89
90(push :nio *features*)
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