From: "(see below)" <yaldnif.w@blueyonder.co.uk>
Subject: Re: Package's private parts and protected types
Date: Mon, 08 Feb 2010 16:15:11 +0000
Date: 2010-02-08T16:15:11+00:00 [thread overview]
Message-ID: <C795E90F.13585C%yaldnif.w@blueyonder.co.uk> (raw)
In-Reply-To: wccr5ovkb9f.fsf@shell01.TheWorld.com
On 08/02/2010 15:17, in article wccr5ovkb9f.fsf@shell01.TheWorld.com,
"Robert A Duff" <bobduff@shell01.TheWorld.com> wrote:
...
> IIRC, Ada 83 tasks did not have private parts, and protected types
> did not exist. Packages had private parts. They were a mistake,
> IMHO. But I don't think it's fair to blame Bjarne Stroustrup for
> this mistake. ;-)
I guess we have to blame Jean Ichbiah? 8-)
Strangely, LIS, his ancestor of Ada, did not do this but had distinct,
separately compiled, interface, representation, and algorithm parts for the
LIS equivalent of packages.
I wonder what the rationale was for merging the first two. I suspect
compiler efficiency worries, valid at the time, that now are obsolete.
--
Bill Findlay
<surname><forename> chez blueyonder.co.uk
next prev parent reply other threads:[~2010-02-08 16:15 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-08 4:30 Package's private parts and protected types Hibou57 (Yannick Duchêne)
2010-02-08 8:30 ` Martin
2010-02-08 9:11 ` Hibou57 (Yannick Duchêne)
2010-02-08 10:10 ` Alex R. Mosteo
2010-02-08 10:46 ` Hibou57 (Yannick Duchêne)
2010-02-09 14:55 ` Alex R. Mosteo
2010-02-08 10:20 ` Dmitry A. Kazakov
2010-02-08 10:54 ` Hibou57 (Yannick Duchêne)
2010-02-08 10:58 ` Hibou57 (Yannick Duchêne)
2010-02-08 11:01 ` Dmitry A. Kazakov
2010-02-08 13:19 ` Georg Bauhaus
2010-02-08 15:17 ` Robert A Duff
2010-02-08 16:15 ` (see below) [this message]
2010-02-08 20:44 ` Robert A Duff
2010-02-08 22:00 ` Hibou57 (Yannick Duchêne)
2010-02-09 5:48 ` AdaMagica
2010-02-09 14:56 ` Robert A Duff
2010-02-10 2:29 ` Randy Brukardt
2010-02-11 23:46 ` Robert A Duff
2010-02-12 1:29 ` Randy Brukardt
2010-02-11 23:53 ` Robert A Duff
2010-02-12 1:10 ` Randy Brukardt
2010-02-10 16:05 ` Adam Beneschan
2010-02-10 20:17 ` sjw
2010-02-12 0:05 ` Robert A Duff
2010-02-12 11:07 ` Stephen Leake
2010-02-12 15:01 ` Robert A Duff
2010-02-13 8:00 ` Stephen Leake
2010-02-09 9:04 ` stefan-lucks
2010-02-08 17:11 ` Jeffrey R. Carter
2010-02-08 14:56 ` Robert A Duff
2010-02-08 15:36 ` Dmitry A. Kazakov
2010-02-08 16:06 ` Robert A Duff
2010-02-08 17:46 ` Jean-Pierre Rosen
2010-02-08 20:39 ` Robert A Duff
2010-02-08 21:54 ` Hibou57 (Yannick Duchêne)
2010-02-08 21:50 ` Hibou57 (Yannick Duchêne)
2010-02-08 22:04 ` Hibou57 (Yannick Duchêne)
2010-02-09 10:58 ` Hibou57 (Yannick Duchêne)
2010-02-09 14:47 ` Robert A Duff
2010-02-09 19:34 ` Hibou57 (Yannick Duchêne)
2010-02-09 20:19 ` Hibou57 (Yannick Duchêne)
2010-02-09 23:29 ` Robert A Duff
2010-02-10 2:39 ` Randy Brukardt
2010-02-10 5:12 ` Hibou57 (Yannick Duchêne)
2010-02-10 7:17 ` Hibou57 (Yannick Duchêne)
2010-02-10 16:09 ` Robert A Duff
2010-02-10 22:21 ` Hibou57 (Yannick Duchêne)
2010-02-11 0:48 ` Robert A Duff
2010-02-09 0:48 ` Randy Brukardt
2010-02-09 12:43 ` Hibou57 (Yannick Duchêne)
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