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;;; bytevector-io.bm --- Exercise bytevector I/O primitives. -*- Scheme -*-
;;;
;;; Copyright (C) 2008, 2017 Free Software Foundation, Inc.
;;;
;;; This program 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, 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 Lesser General Public License for more details.
;;;
;;; You should have received a copy of the GNU Lesser General Public
;;; License along with this software; see the file COPYING.LESSER. If
;;; not, write to the Free Software Foundation, Inc., 51 Franklin
;;; Street, Fifth Floor, Boston, MA 02110-1301 USA
(define-module (benchmarks bytevector-io)
:use-module (benchmark-suite lib)
:use-module (rnrs io ports)
:use-module (rnrs bytevectors))
(define file-name
(tmpnam))
(define %buffer-size
7777)
(define buf
(make-u8vector %buffer-size))
(with-benchmark-prefix "bytevector i/o"
(benchmark "put-bytevector" 4000
(let ((output (open-output-file file-name)))
(put-bytevector output buf)
(close output)))
(benchmark "get-bytevector-n!" 20000
(let ((input (open-input-file file-name)))
(setvbuf input 'none)
(get-bytevector-n! input buf 0 (bytevector-length buf))
(close input)))
(benchmark "get-bytevector-n" 20000
(let ((input (open-input-file file-name)))
(setvbuf input 'none)
(get-bytevector-n input (bytevector-length buf))
(close input))))
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