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From: Brian Rogoff <bpr@shell5.ba.best.com>
Subject: Re: friend classes in ada95 (long)
Date: 2000/04/19
Date: 2000-04-19T00:00:00+00:00	[thread overview]
Message-ID: <Pine.BSF.4.21.0004191115030.25640-100000@shell5.ba.best.com> (raw)
In-Reply-To: t78zyaqa7w.fsf@calumny.jyacc.com

On 19 Apr 2000, Hyman Rosen wrote:
> Brian Rogoff <bpr@shell5.ba.best.com> writes:
> > There was some work at grafting interface MI into C++, indeed I believe
> > that GNU C++ may still support the "signature" proposal of Russo and 
> > Baumgartner. I thought that stuff was neat, and hope something similar
> > finds its way into the next Ada.
> 
> Signatures are being removed from the latest version of GNU C++.
> There is no need to "graft interface MI" into C++ because C++
> fully supports interface MI as it stands.

I disagree with your assertion. GNU C++ signatures allowed subtyping
*independent* of class hierarchy, and even allowed the extraction of 
a signature from an existing class using a "sigof" operator, something 
even Java doesn't have.

-- Brian






  reply	other threads:[~2000-04-19  0:00 UTC|newest]

Thread overview: 91+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-04-14  0:00 friend classes in ada95 Stefan Folkesson
2000-04-14  0:00 ` swhalen
2000-04-14  0:00 ` Florian Weimer
2000-04-14  0:00   ` Stefan Folkesson
2000-04-14  0:00 ` Julian Day
2000-04-14  0:00   ` Steve Folly
2000-04-14  0:00     ` Robert A Duff
2000-04-17  0:00       ` John J. Rusnak
2000-04-18  0:00         ` Vincent Marciante
2000-04-18  0:00           ` John Rusnak
2000-04-18  0:00       ` Steve Folly
2000-04-14  0:00 ` John J. Rusnak
2000-04-15  0:00 ` Jeff Carter
2000-04-16  0:00   ` Robert Dewar
2000-04-16  0:00     ` Jeff Carter
2000-04-16  0:00       ` David Botton
2000-04-17  0:00         ` Robert Dewar
2000-04-17  0:00           ` Hyman Rosen
2000-04-17  0:00             ` Robert Dewar
2000-04-16  0:00     ` David Botton
2000-04-17  0:00       ` Robert Dewar
2000-04-17  0:00         ` David Botton
2000-04-17  0:00         ` David Botton
2000-04-18  0:00           ` friend classes in ada95 (long) tmoran
2000-04-18  0:00             ` David Botton
2000-04-18  0:00               ` friend classes in ada95 Stanley R. Allen
2000-04-19  0:00               ` friend classes in ada95 (long) Brian Rogoff
2000-04-19  0:00                 ` David Botton
2000-04-19  0:00                 ` Hyman Rosen
2000-04-19  0:00                   ` Brian Rogoff [this message]
2000-04-23  0:00                     ` Hyman Rosen
2000-04-23  0:00                       ` Brian Rogoff
2000-04-24  0:00                         ` Hyman Rosen
2000-04-25  0:00                           ` Brian Rogoff
2000-04-25  0:00                             ` Ole-Hjalmar Kristensen
2000-04-19  0:00               ` MI, was Re: friend classes in ada95 tmoran
2000-04-19  0:00                 ` David Botton
2000-04-18  0:00       ` Geoff Bull
2000-04-18  0:00         ` David Botton
2000-04-18  0:00         ` Jean-Pierre Rosen
2000-04-18  0:00           ` John Rusnak
2000-04-19  0:00             ` Robert Dewar
2000-04-18  0:00           ` David Botton
2000-04-18  0:00           ` Pascal Obry
2000-04-18  0:00           ` tmoran
2000-04-18  0:00             ` John J. Rusnak
2000-04-19  0:00               ` Robert Dewar
2000-04-19  0:00               ` Geoff Bull
2000-04-19  0:00                 ` Robert Dewar
2000-04-19  0:00                 ` Jeff Susanj
2000-04-19  0:00                   ` tmoran
2000-04-19  0:00                   ` Robert Dewar
2000-04-19  0:00                     ` Jeff Carter
2000-04-19  0:00                       ` Ray Blaak
2000-04-20  0:00                         ` Robert Dewar
2000-04-20  0:00                           ` Ray Blaak
2000-04-20  0:00                             ` Charles Hixson
2000-04-21  0:00                               ` Jon S Anthony
2000-04-21  0:00                               ` Jean-Pierre Rosen
2000-04-29  0:00                                 ` Aidan Skinner
2000-04-29  0:00                                   ` Robert I. Eachus
2000-04-20  0:00                         ` Jean-Pierre Rosen
2000-04-20  0:00                           ` Robert Dewar
2000-04-20  0:00                             ` Brian Rogoff
2000-04-20  0:00                             ` BSCrawford
2000-04-20  0:00                             ` Jean-Pierre Rosen
2000-04-20  0:00                           ` Ray Blaak
2000-04-20  0:00                             ` Jean-Pierre Rosen
2000-04-24  0:00                               ` Ray Blaak
2000-04-20  0:00                       ` Robert Dewar
2000-04-20  0:00                         ` Jeff Carter
2000-04-21  0:00                           ` Robert Dewar
2000-04-21  0:00                             ` Jon S Anthony
2000-04-22  0:00                               ` Robert Dewar
2000-04-21  0:00                             ` Ken Garlington
2000-04-19  0:00                   ` Bill Greene
2000-04-19  0:00                 ` David Botton
2000-04-19  0:00                   ` Robert Dewar
2000-04-19  0:00                   ` Robert Dewar
2000-04-20  0:00                     ` Geoff Bull
2000-04-19  0:00                 ` Ehud Lamm
2000-04-19  0:00               ` Jean-Pierre Rosen
2000-04-17  0:00     ` Robert I. Eachus
2000-04-18  0:00       ` Robert Dewar
2000-04-19  0:00         ` Robert I. Eachus
2000-04-20  0:00           ` Robert Dewar
2000-04-20  0:00             ` Ray Blaak
2000-04-23  0:00             ` Robert I. Eachus
2000-04-19  0:00     ` Alfred Hilscher
2000-04-19  0:00       ` Ray Blaak
2000-04-19  0:00         ` Robert Dewar
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