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!feeder.eternal-september.org!paganini.bofh.team!weretis.net!feeder6.news.weretis.net!feeder.usenetexpress.com!feeder-in1.iad1.usenetexpress.com!border1.nntp.dca1.giganews.com!nntp.giganews.com!buffer1.nntp.dca1.giganews.com!buffer2.nntp.dca1.giganews.com!nntp.earthlink.com!news.earthlink.com.POSTED!not-for-mail NNTP-Posting-Date: Mon, 02 Apr 2018 20:27:02 -0500 From: Dennis Lee Bieber Newsgroups: comp.lang.ada Subject: Re: limited agregate and limited components default initialization Date: Mon, 02 Apr 2018 21:27:03 -0400 Organization: IISS Elusive Unicorn Message-ID: <7vl5cd58e158llhsnc69cquhuhi4fmd3gi@4ax.com> References: <853b698c-204b-4a5e-a486-b2d7cb664b3a@googlegroups.com> <4834a1b9-6ae2-4806-8022-02bbcc88765f@googlegroups.com> <0db6a65f-9c14-483d-98f9-9fa40e37253f@googlegroups.com> User-Agent: ForteAgent/8.00.32.1272 X-No-Archive: YES MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Usenet-Provider: http://www.giganews.com NNTP-Posting-Host: 108.73.116.87 X-Trace: sv3-EKjv0Ka98YWEvQ17ZBQc9DoDOUx/OqSD4d40uMoqMLDe36Gh6KOSw8VDCwh/ZBUiZ4CSg0qH9emUT31!cM4FDoRYEQA6LAVoYUfCy6gfC8xQqRCKL+kVBHfK5CbGuc18+1dLpAw15PukwVMZ8C4Wa9UgXksj!/lfh1W7NHzQAc5Uy1gO2fYO2Gqo= X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.40 X-Original-Bytes: 2119 Xref: reader02.eternal-september.org comp.lang.ada:51310 Date: 2018-04-02T21:27:03-04:00 List-Id: On Mon, 2 Apr 2018 12:46:58 -0700 (PDT), Jere declaimed the following: >Nope, not circular at all unless you connect Tail to Head (which isn't >the normal use case). The List type would hold a smart pointer to the >head node. Been working flawlessly for over a decade now with no >circular references. Don't explore the AmigaOS internals then... Much of it relied on doubly-linked lists with the tail pointing back to the list header node (and often in priority order too -- for things like blocked/ready processes). -- Wulfraed Dennis Lee Bieber AF6VN wlfraed@ix.netcom.com HTTP://wlfraed.home.netcom.com/