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From: Luke A. Guest <laguest@archeia.com>
Newsgroups: comp.lang.ada
Subject: Re: Extended Exceptions and other tweaks.
Date: Sun, 31 Mar 2013 13:55:35 +0000 (UTC)
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Date: 2013-03-31T13:55:35+00:00
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Brian Drummond <brian@shapes.demon.co.uk> wrote:
> On Sat, 30 Mar 2013 13:01:51 -0700, Diogenes wrote:
> 
>> First of all...thanks to everyone who have given me pointers on my
>> initial runtime hacking experiments. I'm really trucking now.
>> 
>> Currently, just to gain some experience in this area, I building my own
>> runtime targeted to the Native platform, but using a much more rigorous
>> process. Using the Spark tools, unit testing everything, etc...
>> 
>> Since I'm working on the Ada Exceptions mechanism, I began to wonder if
>> it might not make sense to add security related exceptions as a possible
>> extension. I have ACLs going on one machine here, and of course Caps
>> going on others.
> 
> I can't comment on extended exceptions.
> 
> However, when supporting exceptions in his RTS, Luke apparently ran into 
> difficulties. If you have had more success - either using a different 
> approach, or following his but overcoming his difficulties, then that 

The problem I had was defining my own exceptions and raising them, i.e. I
could define but not raise, even though the bare machine runtime is
supposed to allow it, it doesn't and you need more mechanisms todo it.

Luke