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From: Jean-Pierre Rosen <rosen@adalog.fr>
Subject: Re: Barrier re-evaluation issue with GNAT 4.3.2
Date: Fri, 25 Sep 2009 13:23:45 +0200
Date: 2009-09-25T13:23:45+02:00	[thread overview]
Message-ID: <389i9h.ik5.ln@hunter.axlog.fr> (raw)
In-Reply-To: <rcfj2mz9pjnu$.pem92yd9ybip.dlg@40tude.net>

Dmitry A. Kazakov a �crit :
> Timing_Events does not have any advantages over delay or asynchronous
> transfer of control. I guess it was provided for some low-level stuff like
> interrupts from hardware timers. However there was already a support for
> interrupts mapped into protected operations, so it really puzzles me why
> Timing_Events were added.
> 
The answer is easy: because users asked for it. Of course, it is
useless, but some people don't feel easy with tasks, and want to use the
kind of tools they are accustomed to.

So rather than painfully answering requests like "why doesn't Ada have
that feature", it was simpler to say "what's the heck" and provide it.
If you don't like it (I am also in that case), don't use it.

-- 
---------------------------------------------------------
           J-P. Rosen (rosen@adalog.fr)
Visit Adalog's web site at http://www.adalog.fr



  parent reply	other threads:[~2009-09-25 11:23 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-24 17:02 Barrier re-evaluation issue with GNAT 4.3.2 Reto Buerki
2009-09-24 17:47 ` Dmitry A. Kazakov
2009-09-25  8:50   ` Brad Moore
2009-09-25  9:17     ` Dmitry A. Kazakov
2009-09-25  9:57       ` Ludovic Brenta
2009-09-25 10:31         ` Dmitry A. Kazakov
2009-09-25 11:23       ` Jean-Pierre Rosen [this message]
2009-09-28 10:41         ` Reto Buerki
2009-09-25 17:06       ` Brad Moore
2009-09-25 18:42         ` Dmitry A. Kazakov
2009-09-25 19:39           ` Brad Moore
2009-09-28 10:18   ` Reto Buerki
2009-09-25 15:56 ` John B. Matthews
2009-09-26 14:23   ` John B. Matthews
2009-09-28 10:28   ` Reto Buerki
2009-09-28 12:39     ` John B. Matthews
2009-09-28 13:25       ` Reto Buerki
2009-09-28 14:05         ` Reto Buerki
2009-09-28 18:38           ` Jeffrey R. Carter
2009-09-28 18:51             ` Dmitry A. Kazakov
2009-09-29  8:37               ` Reto Buerki
2009-09-28 21:13             ` Robert A Duff
2009-09-28 22:28               ` Jeffrey R. Carter
2009-10-10  5:41                 ` Randy Brukardt
2009-09-29  8:30             ` Reto Buerki
2009-09-29 15:06               ` John B. Matthews
2009-09-30 14:12                 ` Reto Buerki
2009-09-30 15:59                   ` John B. Matthews
2009-10-01 16:12                     ` John B. Matthews
2009-10-01 17:17                       ` Anh Vo
2009-10-02  2:26                         ` John B. Matthews
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