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,FREEMAIL_FROM autolearn=unavailable autolearn_force=no version=3.4.4 X-Received: by 10.98.156.81 with SMTP id f78mr2986091pfe.42.1504256738440; Fri, 01 Sep 2017 02:05:38 -0700 (PDT) X-Received: by 10.36.9.136 with SMTP id 130mr41977itm.14.1504256738368; Fri, 01 Sep 2017 02:05:38 -0700 (PDT) Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!news.eternal-september.org!feeder.eternal-september.org!nntp-feed.chiark.greenend.org.uk!ewrotcd!news.etla.org!feeder.erje.net!2.us.feeder.erje.net!weretis.net!feeder6.news.weretis.net!feeder.usenetexpress.com!feeder-in1.iad1.usenetexpress.com!border1.nntp.dca1.giganews.com!border2.nntp.dca1.giganews.com!nntp.giganews.com!v20no368977qtg.0!news-out.google.com!a26ni1321qta.0!nntp.google.com!v20no368972qtg.0!postnews.google.com!glegroupsg2000goo.googlegroups.com!not-for-mail Newsgroups: comp.lang.ada Date: Fri, 1 Sep 2017 02:05:38 -0700 (PDT) In-Reply-To: <73399847-b482-4442-a02f-1bf9c67b467b@googlegroups.com> Complaints-To: groups-abuse@google.com Injection-Info: glegroupsg2000goo.googlegroups.com; posting-host=2003:c7:83cd:c3bc:4185:935c:99c0:c7a7; posting-account=rmHyLAoAAADSQmMWJF0a_815Fdd96RDf NNTP-Posting-Host: 2003:c7:83cd:c3bc:4185:935c:99c0:c7a7 References: <73399847-b482-4442-a02f-1bf9c67b467b@googlegroups.com> User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: <40036f17-ec59-41e2-99d9-2fc070884e4f@googlegroups.com> Subject: Re: Interest in standard smart pointers for Ada 2020 From: AdaMagica Injection-Date: Fri, 01 Sep 2017 09:05:38 +0000 Content-Type: text/plain; charset="UTF-8" Xref: news.eternal-september.org comp.lang.ada:47872 Date: 2017-09-01T02:05:38-07:00 List-Id: Am Donnerstag, 31. August 2017 17:17:12 UTC+2 schrieb Lucretia: > I would add auto_ptr too, I've implemented one before, although I think Block_Pointer would be a better Ada name for it. Should be limited, initialised with extended return and frees the contents at the end of the block in which it was instantiated. Sorry, I don't know much about C++. But in Ada, you can add a size clause to an access type declaration. The whole thing is freed when the type goes out of scope. Then there is System.Storage_Pools. Isn't this what you request with an auto_ptr?