From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Panicz Maciej Godek Newsgroups: gmane.lisp.guile.bugs Subject: bug#18225: Lack of type-converting shared arrays (feature request) Date: Fri, 8 Aug 2014 17:48:23 +0200 Message-ID: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1407512956 1309 80.91.229.3 (8 Aug 2014 15:49:16 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 8 Aug 2014 15:49:16 +0000 (UTC) To: 18225@debbugs.gnu.org Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Fri Aug 08 17:49:09 2014 Return-path: Envelope-to: guile-bugs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XFmPj-0004h7-99 for guile-bugs@m.gmane.org; Fri, 08 Aug 2014 17:49:07 +0200 Original-Received: from localhost ([::1]:51693 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XFmPi-0004UA-Jq for guile-bugs@m.gmane.org; Fri, 08 Aug 2014 11:49:06 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:56998) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XFmPf-0004U5-Fm for bug-guile@gnu.org; Fri, 08 Aug 2014 11:49:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XFmPe-0001Qt-Ls for bug-guile@gnu.org; Fri, 08 Aug 2014 11:49:03 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:56891) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XFmPe-0001Ql-JN for bug-guile@gnu.org; Fri, 08 Aug 2014 11:49:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1XFmPe-0008EH-3h for bug-guile@gnu.org; Fri, 08 Aug 2014 11:49:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Panicz Maciej Godek Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Fri, 08 Aug 2014 15:49:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 18225 X-GNU-PR-Package: guile X-GNU-PR-Keywords: X-Debbugs-Original-To: bug-guile@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.140751291631595 (code B ref -1); Fri, 08 Aug 2014 15:49:01 +0000 Original-Received: (at submit) by debbugs.gnu.org; 8 Aug 2014 15:48:36 +0000 Original-Received: from localhost ([127.0.0.1]:35601 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XFmPD-0008DV-Gj for submit@debbugs.gnu.org; Fri, 08 Aug 2014 11:48:35 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:55027) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XFmPA-0008DG-T1 for submit@debbugs.gnu.org; Fri, 08 Aug 2014 11:48:33 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XFmP4-0001Fo-SD for submit@debbugs.gnu.org; Fri, 08 Aug 2014 11:48:27 -0400 Original-Received: from lists.gnu.org ([2001:4830:134:3::11]:58074) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XFmP4-0001Fi-P0 for submit@debbugs.gnu.org; Fri, 08 Aug 2014 11:48:26 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:56666) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XFmP3-0004QQ-JD for bug-guile@gnu.org; Fri, 08 Aug 2014 11:48:26 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XFmP2-0001DH-MR for bug-guile@gnu.org; Fri, 08 Aug 2014 11:48:25 -0400 Original-Received: from mail-vc0-x22c.google.com ([2607:f8b0:400c:c03::22c]:54561) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XFmP2-0001DB-IY for bug-guile@gnu.org; Fri, 08 Aug 2014 11:48:24 -0400 Original-Received: by mail-vc0-f172.google.com with SMTP id im17so8601321vcb.17 for ; Fri, 08 Aug 2014 08:48:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=r1ZVzprwqu7zFqC2VmWSZoSPdwao87vvDk+SJercmAc=; b=lM+m8YiiKE9O3HO+fHKoaQKcfWVnoqKJtKUOGwpYfjKvijpIQvmnjcCFA6ZDPzgSpB MaomvDaegrZvTLUeYXEllFRoX7lqGLWqKNv+rBm+KRZGr11iuYi0fz0pOwuT9gLMm7fe zRgetGMYN2v0QVzqMygmZJaOt6hH2P2qG7zqVvyZcEsRHe6Aat79Oy4sX+LkXWEaEUvQ M5fi7TgZSBusuHlthZnME+iuuxYLnjyY5frFiJqZJyZDFUF4mzaV903ea5KVR1BAXaH0 nbZfX1bgRGK54T2ge2YtNoV14QyqGD9NAvAsjOZvZAn8f6onq8OAnaXcurNiieoG/Q9C ggaA== X-Received: by 10.220.190.197 with SMTP id dj5mr22349522vcb.19.1407512903889; Fri, 08 Aug 2014 08:48:23 -0700 (PDT) Original-Received: by 10.221.66.79 with HTTP; Fri, 8 Aug 2014 08:48:23 -0700 (PDT) X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Original-Sender: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.bugs:7525 Archived-At: While it is possible to shuffle with array indices arbitrarily, the ability to convert array types is very limited. For example, it would be nice to be able convert a uniform vector of unsigned bytes to a uniform vector of some other size: (define bytes #u8(0 0 255 255)) (define words (make-typed-shared-array 'u16 (native-endianness) bytes (lambda(i)(list (* i 2))) '(0 1)) words ====> #u16(0 65535) In addition to SRFI-4 types, the conversion should be compatible with R6RS bytevectors