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From: NiGHTS <nights@unku.us>
Subject: Re: Timeouts in Ada
Date: Thu, 17 Jul 2014 01:35:06 -0700 (PDT)
Date: 2014-07-17T01:35:06-07:00	[thread overview]
Message-ID: <38c21492-9876-4207-8be1-33e53c56bc12@googlegroups.com> (raw)
In-Reply-To: <lyfvi0xy0w.fsf@pushface.org>

On Thursday, July 17, 2014 3:08:47 AM UTC-4, Simon Wright wrote:
> 
> You're actually asking HOW the compiler does it; ARM 9.7.1(15ff)[2] says
> 
> WHAT the compiler has to arrange to happen to meet the standard.
> 
> [1] http://www.unix.com/man-page/opensolaris/3c/cond_wait/
> 
> [2] http://www.ada-auth.org/standards/12rm/html/RM-9-7-1.html#p15

These links were very helpful. I had almost forgotten about the ARM when faced with this question. Also, the C explanation makes sense to me -- I suppose the Ada select/or/else is a kind of lexical adaptation of cond_timedwait() and family. I personally just mutex locked shared resources in my C code so I was not aware of this technique.


  reply	other threads:[~2014-07-17  8:35 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-17  5:18 Timeouts in Ada NiGHTS
2014-07-17  7:08 ` Simon Wright
2014-07-17  8:35   ` NiGHTS [this message]
2014-07-21 23:34   ` Randy Brukardt
2014-07-22  1:11     ` Shark8
2014-07-22  7:39       ` J-P. Rosen
2014-07-22  8:31         ` Simon Wright
2014-07-22 21:52       ` Randy Brukardt
2014-07-17  7:38 ` J-P. Rosen
2014-07-17  8:40   ` NiGHTS
2014-07-17 10:00     ` J-P. Rosen
2014-07-17 19:27   ` Jeffrey Carter
2014-07-17 19:51     ` J-P. Rosen
2014-07-17 20:52       ` Jeffrey Carter
2014-07-17 20:29     ` Adam Beneschan
2014-07-17 20:52       ` J-P. Rosen
2014-07-21 23:44         ` Randy Brukardt
2014-07-17 20:43     ` Jeffrey Carter
2014-07-21 23:37   ` Randy Brukardt
2014-07-17  7:42 ` Dmitry A. Kazakov
2014-07-17  8:59   ` NiGHTS
2014-07-17  9:48     ` Dmitry A. Kazakov
2014-07-17 17:10       ` NiGHTS
2014-07-17 20:45         ` Dmitry A. Kazakov
2014-07-17 16:12 ` Adam Beneschan
2014-07-17 16:46   ` NiGHTS
2014-07-17 17:11     ` Simon Wright
2014-07-17 17:58       ` NiGHTS
2014-07-17 19:02         ` Jeffrey Carter
2014-07-17 18:58       ` Jeffrey Carter
2014-07-17 18:12     ` Adam Beneschan
2014-07-17 19:27       ` Jeffrey Carter
2014-07-17 18:56     ` Jeffrey Carter
2014-07-23 22:37     ` Robert A Duff
2014-07-24  9:23       ` AdaMagica
2014-07-24 15:37         ` Robert A Duff
2014-07-25  5:16           ` Randy Brukardt
2014-07-25  9:11           ` AdaMagica
2014-07-25 16:15             ` Brad Moore
2014-07-25 16:34             ` Dmitry A. Kazakov
2014-07-17 19:27 ` Jeffrey Carter
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