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: 103376,703c4f68db81387d X-Google-Thread: 109fba,703c4f68db81387d X-Google-Thread: 115aec,703c4f68db81387d X-Google-Thread: f43e6,703c4f68db81387d X-Google-Attributes: gid103376,gid109fba,gid115aec,gidf43e6,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news1.google.com!proxad.net!usenet-fr.net!news.agarik.com!grolier!194.74.65.66.MISMATCH!news-peer0-test!btnet-feed5!btnet!news.btopenworld.com!not-for-mail From: Martin Dowie Newsgroups: comp.lang.ada,comp.lang.c++,comp.realtime,comp.software-eng Subject: Re: Teaching new tricks to an old dog (C++ -->Ada) Date: Wed, 23 Mar 2005 18:45:51 +0000 (UTC) Organization: BT Openworld Message-ID: References: <4229bad9$0$1019$afc38c87@news.optusnet.com.au> <1110032222.447846.167060@g14g2000cwa.googlegroups.com> <871xau9nlh.fsf@insalien.org> <3SjWd.103128$Vf.3969241@news000.worldonline.dk> <87r7iu85lf.fsf@insalien.org> <1110052142.832650@athnrd02> <1110284070.410136.205090@o13g2000cwo.googlegroups.com> <395uqaF5rhu2mU1@individual.net> <1110329098.642196@athnrd02> <1110361741.551255@athnrd02> <422edaec$0$26554$9b4e6d93@newsread4.arcor-online.net> <1111464133.508323@athnrd02> <1111508368.393411.6450@z14g2000cwz.googlegroups.com> <1111522653.164049@athnrd02> <9Gi0e.815$FN4.52@newssvr21.news.prodigy.com> NNTP-Posting-Host: host81-154-188-69.range81-154.btcentralplus.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: titan.btinternet.com 1111603551 22157 81.154.188.69 (23 Mar 2005 18:45:51 GMT) X-Complaints-To: news-complaints@lists.btinternet.com NNTP-Posting-Date: Wed, 23 Mar 2005 18:45:51 +0000 (UTC) In-Reply-To: <9Gi0e.815$FN4.52@newssvr21.news.prodigy.com> X-Accept-Language: en-us, en User-Agent: Mozilla Thunderbird 1.0 (Windows/20041206) Xref: g2news1.google.com comp.lang.ada:9814 comp.lang.c++:46877 comp.realtime:1623 comp.software-eng:5225 Date: 2005-03-23T18:45:51+00:00 List-Id: adaworks@sbcglobal.net wrote: > Regarding number 3, I wish Ada had a good model of multiple > inheritance. I don't mean the somewhat haphazard model of > C++, but rather something like the multiple inheritance of > Eiffel. When someone asks me, wrt multiple inheritance, "But > why would you want to that? it drives me a little crazy. > > There are lots of good uses for multiple inheritance. However, > there are also lots of dangers in it. Ada correctly comes down > on the side of safety, but I do sometimes wish it were available. It will have multiple inheritance of interfaces (a la Java) in Ada2005 - is that enough? Cheers -- Martin