From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=unavailable autolearn_force=no version=3.4.4 Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!mx02.eternal-september.org!feeder.eternal-september.org!aioe.org!.POSTED!not-for-mail From: "Dmitry A. Kazakov" Newsgroups: comp.lang.ada Subject: Re: timer_server triggers Task_Termination handler Date: Sat, 23 Apr 2016 11:55:11 +0200 Organization: Aioe.org NNTP Server Message-ID: References: NNTP-Posting-Host: LMk7+sG0YqgPmReI4fVkAA.user.gioia.aioe.org Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: abuse@aioe.org User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.0 X-Notice: Filtered by postfilter v. 0.8.2 X-Mozilla-News-Host: news://news.aioe.org Xref: news.eternal-september.org comp.lang.ada:30257 Date: 2016-04-23T11:55:11+02:00 List-Id: On 2016-04-23 00:31, Randy Brukardt wrote: > "Dmitry A. Kazakov" wrote in message > news:nfcjmm$1nei$1@gioia.aioe.org... > .... >> I think it should be the task's master to which all task events are >> reported. The master can propagate them further. > > That's how general termination handlers work. In this case, the "master" is > the environment task, which is the master of all tasks in the Ada program > (recall that masters are nested, most tasks belong a number of masters). The > question here is whether the Ada implementer should be deciding that some > tasks should be excluded from such reporting. But the environment task is not an explicitly declared Ada task. It is implementation-dependent, so the ambiguity. If it is a "real" task starting "real" implementation tasks, they must be reported. If the implementation tasks are not Ada tasks started by non-Ada means, they cannot be reported or too difficult to. -- Regards, Dmitry A. Kazakov http://www.dmitry-kazakov.de