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From: Reto Buerki <reet@codelabs.ch>
Subject: Re: Barrier re-evaluation issue with GNAT 4.3.2
Date: Mon, 28 Sep 2009 12:41:40 +0200
Date: 2009-09-28T12:41:40+02:00	[thread overview]
Message-ID: <h9q3so$tk7$1@news.eternal-september.org> (raw)
In-Reply-To: <389i9h.ik5.ln@hunter.axlog.fr>

Jean-Pierre Rosen wrote:
> 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.

Could you elaborate the negative aspects of Ada.Real_Time.Timing_Events?

We found using timing events was straightforward and lightweight.



  reply	other threads:[~2009-09-28 10:41 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
2009-09-28 10:41         ` Reto Buerki [this message]
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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