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From: "Jeffrey R. Carter" <spam.jrcarter.not@spam.not.acm.org>
Newsgroups: comp.lang.ada
Subject: Re: Finalization of library level tasks
Date: Tue, 17 Apr 2018 17:37:23 +0200
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Xref: reader02.eternal-september.org comp.lang.ada:51559
Date: 2018-04-17T17:37:23+02:00
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On 04/17/2018 02:31 PM, Dmitry A. Kazakov wrote:
> 
> Quite naturally, when the master is being finalized it marks the task as 
> terminating and waits for its completion. The task marked for termination has 
> T'Callable false and so terminates.

'Callable returns True if the task is completed or abnormal. I would think that 
a task that can evaluate the condition of an "exit when" would be neither.

> I hoped that T'Callable, if defined meaningfully, could spare me this mess.

I'm pretty sure that Is_Callable (Environment_Task), as defined in the ARM, does 
what you want and spares you that mess.

-- 
Jeff Carter
"I was either in love, or I had smallpox."
Take the Money and Run
137