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: 103376,9b75d36fda92b3ba X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news1.google.com!news3.google.com!newshub.sdsu.edu!elnk-nf2-pas!newsfeed.earthlink.net!stamper.news.pas.earthlink.net!newsread1.news.pas.earthlink.net.POSTED!a6202946!not-for-mail From: "Jeffrey R. Carter" Organization: jrcarter at acm dot org User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.12) Gecko/20050915 X-Accept-Language: en-us, en MIME-Version: 1.0 Newsgroups: comp.lang.ada Subject: Re: Using Ada (or SPARK) in Ada-unaware environment References: <4397hgF1mckguU1@individual.net> In-Reply-To: <4397hgF1mckguU1@individual.net> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Message-ID: Date: Thu, 19 Jan 2006 20:05:06 GMT NNTP-Posting-Host: 67.3.219.61 X-Complaints-To: abuse@earthlink.net X-Trace: newsread1.news.pas.earthlink.net 1137701106 67.3.219.61 (Thu, 19 Jan 2006 12:05:06 PST) NNTP-Posting-Date: Thu, 19 Jan 2006 12:05:06 PST Xref: g2news1.google.com comp.lang.ada:2541 Date: 2006-01-19T20:05:06+00:00 List-Id: Peter Amey wrote: > I think I would probably go for a third option! Use Ada's ability to > interface to other languages to write an Ada boundary layer that > interfaces to the C device drivers and provides a better and more > abstract interface upwards to the rest of the program. Then write the > main control program using the new, Ada interfaces. This is similar to the approach that I would take, but I would create a low-level interface to the C, which is reusable by multiple applications, and layer on top of that an application-specific interface. -- Jeff Carter "This school was here before you came, and it'll be here before you go." Horse Feathers 48