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=-1.3 required=5.0 tests=BAYES_00,INVALID_MSGID autolearn=no autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,76da32d8c4934801 X-Google-Attributes: gid103376,public From: vsnyder@vanpcjpl.nasa.gov (Van Snyder) Subject: Re: Operating System in Ada (was Ada --> C Translation) Date: 1998/10/21 Message-ID: <70lrrc$mrp@netline.jpl.nasa.gov>#1/1 X-Deja-AN: 403742409 Content-Transfer-Encoding: 7bit Sender: vsnyder@vanpc (Van Snyder) References: <6vobnk$vt9$1@jupiter.cs.uml.edu> <6vp23h$hc3$1@jupiter.cs.uml.edu> <1998Oct12.072036.1@eisner> Content-Type: text/plain; charset=US-ASCII Organization: Jet Propulsion Laboratory - Pasadena CA Mime-Version: 1.0 Newsgroups: comp.lang.ada Date: 1998-10-21T00:00:00+00:00 List-Id: In article <1998Oct12.072036.1@eisner>, kilgallen@eisner.decus.org (Larry Kilgallen) writes: > In article , philip@cs.uwa.edu.au (PC) writes: > > Hello, > > > >> How about I hate guessing. I will wait for a an Ada OS to come along. > >> Linux is (used to be anyway ) a one man project. Surely an OS can't be that > >> hard to build. > > > > That's actually an interesting proposal... anyone undertaken a OS written > > completely in Ada yet? > > The operating system that most people would think about copying first > is Unix -- and that seems like a non-starter from its anti-Ada interfaces > (null-terminated strings and the like). Yes it is possible to interact, > but it is not in the "spirit" of Ada. > > What was the last totally new operating system to achieve prominence ? > I suppose it was MS-DOS or MacOS. VMS, Unix, VM etc. all seem older. > > Larry Kilgallen Multics was over 85% written in PL\1, so there's some precedent for writing an OS in a higher-level language than PDP-11 assembler (also known as C). -- What fraction of Americans believe | Van Snyder Wrestling is real and NASA is fake? | vsnyder@math.jpl.nasa.gov