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=ham autolearn_force=no version=3.4.4 X-Google-Thread: a07f3367d7,22ab316b1096e177 X-Google-Attributes: gida07f3367d7,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news2.google.com!news2.google.com!newsfeed2.dallas1.level3.net!news.level3.com!bloom-beacon.mit.edu!newsswitch.lcs.mit.edu!nntp.TheWorld.com!not-for-mail From: Robert A Duff Newsgroups: comp.lang.ada Subject: Re: Tasks, Entries, and Variables of a Class-wide type Date: Fri, 05 Nov 2010 08:43:05 -0400 Organization: The World Public Access UNIX, Brookline, MA Message-ID: References: <7e77bb8f-17b6-4d51-9946-ea825f726682@f33g2000yqh.googlegroups.com> <3dcee4c7-9753-41a1-8181-6e7e363bfbe8@t13g2000yqm.googlegroups.com> <958760a1-b26b-4641-be4c-b742c2e0e836@u10g2000yqk.googlegroups.com> NNTP-Posting-Host: shell01.theworld.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: pcls6.std.com 1288960971 18571 192.74.137.71 (5 Nov 2010 12:42:51 GMT) X-Complaints-To: abuse@TheWorld.com NNTP-Posting-Date: Fri, 5 Nov 2010 12:42:51 +0000 (UTC) User-Agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/21.3 (irix) Cancel-Lock: sha1:UTVJCZn0WMbD2U8oZkmF7IVwUKw= Xref: g2news2.google.com comp.lang.ada:16229 Date: 2010-11-05T08:43:05-04:00 List-Id: Shark8 writes: > In the above the solution of an Access_String would be unsuitable if > the parser-task was running on a separate machine [or, more > specifically/correctly, a separate address-space... FireWire networks > can have a memory map which allows devices to access one other's > memories]. Ada tasks require a shared address space. I once implemented Ada tasking across multiple machines (Ada 83), but it was a subset of Ada -- some restrictions are required. That was before the Distributed Systems Annex (which does not use tasks) was invented. - Bob