From robert.corbett@eng.sun.com Wed Jun 7 08:17:18 2000 Received: from mercury.Sun.COM (mercury.Sun.COM [192.9.25.1]) by dkuug.dk (8.9.2/8.9.2) with ESMTP id IAA15362 for ; Wed, 7 Jun 2000 08:17:17 +0200 (CEST) (envelope-from robert.corbett@eng.sun.com) Received: from engmail2.Eng.Sun.COM ([129.146.1.25]) by mercury.Sun.COM (8.9.3+Sun/8.9.3) with ESMTP id XAA21731; Tue, 6 Jun 2000 23:17:15 -0700 (PDT) Received: from ha-sims.eng.sun.com (phys-thestorka.Eng.Sun.COM [129.146.1.231]) by engmail2.Eng.Sun.COM (8.9.3+Sun/8.9.3/ENSMAIL,v1.7) with ESMTP id XAA03588; Tue, 6 Jun 2000 23:17:14 -0700 (PDT) Received: from lupa (lupa.Eng.Sun.COM [129.146.78.104]) by ha-sims.eng.sun.com (Sun Internet Mail Server sims.4.0.1999.06.13.00.20) with SMTP id <0FVR00BMUTGPM9@ha-sims.eng.sun.com>; Tue, 6 Jun 2000 23:17:13 -0700 (PDT) Date: Tue, 06 Jun 2000 23:17:13 -0700 (PDT) From: Robert Corbett Subject: Re: (SC22WG5.1840) N1385 AFNOR proposal for August WG5 meeting To: vsnyder@vanpc.jpl.nasa.gov Cc: sc22wg5@dkuug.dk Reply-to: Robert Corbett Message-id: <0FVR00BMVTGPM9@ha-sims.eng.sun.com> MIME-version: 1.0 X-Mailer: dtmail 1.2.1 CDE Version 1.2.1 SunOS 5.6 sun4u sparc Content-type: TEXT/plain; charset=us-ascii Content-MD5: aJ/uCWjhhB1gdlxXais0JA== > I wrote: > > > In N1385, the French Fortran committee (AFNOR) propose to add XDR to > > the list of forms allowed for a file. > > > > I don't know XDR well enough to answer the question whether BACKSPACE > > would be possible for XDR-formatted files. If not, some more work > > would be needed for the AFNOR proposal. > > and Robert Corbett replied: > > ! An interesting point. XDR presents data as a byte stream, so I suppose > ! a BACKSPACE statement could simply back up the file position one byte. > > This is different from the semantics of BACKSPACE in Fortran. If a byte stream is considered a file composed of one-byte records, it would have the same semantics as a BACKSPACE statement. Sincerely, Bob Corbett