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From: "Randy Brukardt" <randy@rrsoftware.com>
Newsgroups: comp.lang.ada
Subject: Re: Finalization of library level tasks
Date: Wed, 25 Apr 2018 19:04:41 -0500
Organization: JSA Research & Innovation
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Xref: reader02.eternal-september.org comp.lang.ada:51716
Date: 2018-04-25T19:04:41-05:00
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"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> wrote in message 
news:pb74sr$1cmf$1@gioia.aioe.org...
> On 18/04/2018 10:52, Egil H H wrote:
>> Undefined?
>>
>> 9.9(2), "a task is callable unless it is completed or abnormal"
>> 9.3(5), "A task is said to be completed when the execution of its 
>> corresponding task_body is completed"
>
> OK, it is defined enough to confirm that T'Callable cannot be used to 
> break finalization deadlock.

Of course it can: you test T'Callable of your parent task, *not* of 
yourself. If that parent is the environment task, use the 
Task_Identification version.

                Randy.