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: a07f3367d7,3a7da1d9b7f5ba84 X-Google-Attributes: gida07f3367d7,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII Path: g2news1.google.com!news1.google.com!npeer02.iad.highwinds-media.com!news.highwinds-media.com!feed-me.highwinds-media.com!post01.iad.highwinds-media.com!newsfe16.iad.POSTED!7564ea0f!not-for-mail From: Steven Shack Newsgroups: comp.lang.ada Message-ID: <2009120302494075249-stevenshack@stevenshackcom> References: <2009120301362116807-stevenshack@stevenshackcom> <4B178C4C.1030608@ipno.in2p3.fr> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit Subject: Re: Loadable module in Ada. User-Agent: Unison/1.8.1 NNTP-Posting-Host: 24.68.41.114 X-Complaints-To: internet.abuse@sjrb.ca X-Trace: newsfe16.iad 1259837380 24.68.41.114 (Thu, 03 Dec 2009 10:49:40 UTC) NNTP-Posting-Date: Thu, 03 Dec 2009 10:49:40 UTC Date: Thu, 3 Dec 2009 02:49:40 -0800 Xref: g2news1.google.com comp.lang.ada:8297 Date: 2009-12-03T02:49:40-08:00 List-Id: Thank you very much. This shows me exactly how to do what I want. I was hoping for a pure ada solution, but if I have to do dlsym I'm fine with that. I already know dlsym so it's not a problem. On 2009-12-03 02:00:44 -0800, xavier grave said: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Steven Shack a �crit : >> I'd like to create a loadable module in an Ada program. I've searched >> around, but can't >> seem to find any examples of this. Say I've got some calculation or a >> driver and I'd like to have >> multiple different versions of it with the same interface. I'd like to >> be able to load and replace >> these modules at runtime. >> >> In C I'd do this with pic code, dlsym and function pointers. I can't >> seem to find the equivalent >> in Ada. Can anyone help me out? >> >> Thanks >> >> > Hi, > > I have done something that seems to fit with your need. > Here is a link where you will find a tgz file compiling/running under > Linux using dlsym. It is based on an abstract class that your plugin > should inherit of. > > http://dl.free.fr/pWQwqMpVK > > Be very careful about the elaboration code when you do some "with" of > other package. One on the "best" policy is to be the more restrictive > that you can with the packages you "with" (pragma Pure and so on...) > > Hope it will help... > xavier > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.10 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org > > iEYEARECAAYFAksXjEwACgkQVIZi0A5BZF4LwQCfVGP1MA2sfQRRzvLoiCN8s1Oc > dQkAoKwEqm+RGqPc6UmhAMu2d2tqwnEG > =cLPw > -----END PGP SIGNATURE-----