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Diffstat (limited to 'srfi/srfi-4.scm')
-rw-r--r-- | srfi/srfi-4.scm | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/srfi/srfi-4.scm b/srfi/srfi-4.scm deleted file mode 100644 index 44aaade91..000000000 --- a/srfi/srfi-4.scm +++ /dev/null @@ -1,202 +0,0 @@ -;;; srfi-4.scm --- Homogeneous Numeric Vector Datatypes - -;; Copyright (C) 2001, 2002 Free Software Foundation, Inc. -;; -;; This program is free software; you can redistribute it and/or -;; modify it under the terms of the GNU General Public License as -;; published by the Free Software Foundation; either version 2, or -;; (at your option) any later version. -;; -;; This program 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 -;; General Public License for more details. -;; -;; You should have received a copy of the GNU General Public License -;; along with this software; see the file COPYING. If not, write to -;; the Free Software Foundation, Inc., 59 Temple Place, Suite 330, -;; Boston, MA 02111-1307 USA -;; -;; As a special exception, the Free Software Foundation gives permission -;; for additional uses of the text contained in its release of GUILE. -;; -;; The exception is that, if you link the GUILE library with other files -;; to produce an executable, this does not by itself cause the -;; resulting executable to be covered by the GNU General Public License. -;; Your use of that executable is in no way restricted on account of -;; linking the GUILE library code into it. -;; -;; This exception does not however invalidate any other reasons why -;; the executable file might be covered by the GNU General Public License. -;; -;; This exception applies only to the code released by the -;; Free Software Foundation under the name GUILE. If you copy -;; code from other Free Software Foundation releases into a copy of -;; GUILE, as the General Public License permits, the exception does -;; not apply to the code that you add in this way. To avoid misleading -;; anyone as to the status of such modified files, you must delete -;; this exception notice from them. -;; -;; If you write modifications of your own for GUILE, it is your choice -;; whether to permit this exception to apply to your modifications. -;; If you do not wish that, delete this exception notice. - -;;; Author: Martin Grabmueller <mgrabmue@cs.tu-berlin.de> - -;;; Commentary: - -;; This module implements homogeneous numeric vectors as defined in SRFI-4. -;; This module is fully documented in the Guile Reference Manual. - -;;; Code: - -(define-module (srfi srfi-4) - :export ( -;;; Unsigned 8-bit vectors. - u8vector? make-u8vector u8vector u8vector-length u8vector-ref - u8vector-set! u8vector->list list->u8vector - -;;; Signed 8-bit vectors. - s8vector? make-s8vector s8vector s8vector-length s8vector-ref - s8vector-set! s8vector->list list->s8vector - -;;; Unsigned 16-bit vectors. - u16vector? make-u16vector u16vector u16vector-length u16vector-ref - u16vector-set! u16vector->list list->u16vector - -;;; Signed 16-bit vectors. - s16vector? make-s16vector s16vector s16vector-length s16vector-ref - s16vector-set! s16vector->list list->s16vector - -;;; Unsigned 32-bit vectors. - u32vector? make-u32vector u32vector u32vector-length u32vector-ref - u32vector-set! u32vector->list list->u32vector - -;;; Signed 32-bit vectors. - s32vector? make-s32vector s32vector s32vector-length s32vector-ref - s32vector-set! s32vector->list list->s32vector - -;;; Unsigned 64-bit vectors. - u64vector? make-u64vector u64vector u64vector-length u64vector-ref - u64vector-set! u64vector->list list->u64vector - -;;; Signed 64-bit vectors. - s64vector? make-s64vector s64vector s64vector-length s64vector-ref - s64vector-set! s64vector->list list->s64vector - -;;; 32-bit floating point vectors. - f32vector? make-f32vector f32vector f32vector-length f32vector-ref - f32vector-set! f32vector->list list->f32vector - -;;; 64-bit floating point vectors. - f64vector? make-f64vector f64vector f64vector-length f64vector-ref - f64vector-set! f64vector->list list->f64vector - )) - - -;; Make 'srfi-4 available as a feature identifiere to `cond-expand'. -;; -(cond-expand-provide (current-module) '(srfi-4)) - - -;; Load the compiled primitives from the shared library. -;; -(load-extension "libguile-srfi-srfi-4" "scm_init_srfi_4") - - -;; Reader extension for #f32() and #f64() vectors. -;; -(define (hash-f char port) - (if (or (char=? (peek-char port) #\3) - (char=? (peek-char port) #\6)) - (let* ((obj (read port))) - (if (number? obj) - (cond ((= obj 32) - (let ((l (read port))) - (if (list? l) - (list->f32vector l) - (error "syntax error in #f32() vector literal")))) - ((= obj 64) - (let ((l (read port))) - (if (list? l) - (list->f64vector l) - (error "syntax error in #f64() vector literal")))) - (else - (error "syntax error in #f...() vector literal"))) - (error "syntax error in #f...() vector literal"))) - #f)) - - -;; Reader extension for #u8(), #u16(), #u32() and #u64() vectors. -;; -(define (hash-u char port) - (if (or (char=? (peek-char port) #\8) - (char=? (peek-char port) #\1) - (char=? (peek-char port) #\3) - (char=? (peek-char port) #\6)) - (let ((obj (read port))) - (cond ((= obj 8) - (let ((l (read port))) - (if (list? l) - (list->u8vector l) - (error "syntax error in #u8() vector literal")))) - ((= obj 16) - (let ((l (read port))) - (if (list? l) - (list->u16vector l) - (error "syntax error in #u16() vector literal")))) - ((= obj 32) - (let ((l (read port))) - (if (list? l) - (list->u32vector l) - (error "syntax error in #u32() vector literal")))) - ((= obj 64) - (let ((l (read port))) - (if (list? l) - (list->u64vector l) - (error "syntax error in #u64() vector literal")))) - (else - (error "syntax error in #u...() vector literal")))) - (error "syntax error in #u...() vector literal"))) - - -;; Reader extension for #s8(), #s16(), #s32() and #s64() vectors. -;; -(define (hash-s char port) - (if (or (char=? (peek-char port) #\8) - (char=? (peek-char port) #\1) - (char=? (peek-char port) #\3) - (char=? (peek-char port) #\6)) - (let ((obj (read port))) - (cond ((= obj 8) - (let ((l (read port))) - (if (list? l) - (list->s8vector l) - (error "syntax error in #s8() vector literal")))) - ((= obj 16) - (let ((l (read port))) - (if (list? l) - (list->s16vector l) - (error "syntax error in #s16() vector literal")))) - ((= obj 32) - (let ((l (read port))) - (if (list? l) - (list->s32vector l) - (error "syntax error in #s32() vector literal")))) - ((= obj 64) - (let ((l (read port))) - (if (list? l) - (list->s64vector l) - (error "syntax error in #s64() vector literal")))) - (else - (error "syntax error in #s...() vector literal")))) - (error "syntax error in #s...() vector literal"))) - - -;; Install the hash extensions. -;; -(read-hash-extend #\f hash-f) -(read-hash-extend #\u hash-u) -(read-hash-extend #\s hash-s) - -;;; srfi-4.scm ends here |