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=0.7 required=5.0 tests=BAYES_00,INVALID_DATE, REPLYTO_WITHOUT_TO_CC autolearn=no autolearn_force=no version=3.4.4 Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!shadooby!ginosko!gem.mps.ohio-state.edu!usc!snorkelwacker!spdcc!merk!alliant!linus!community-chest!mitchell From: mitchell@community-chest.uucp (George Mitchell) Newsgroups: comp.lang.ada Subject: Re: Operating Systems in Ada Message-ID: <75864@linus.UUCP> Date: 25 Oct 89 13:23:25 GMT References: <8910231246.AA06300@ajpo.sei.cmu.edu> Sender: news@linus.UUCP Reply-To: mitchell@community-chest.UUCP (George Mitchell) Organization: MITRE-McLean Software Engineering Laboratory List-Id: In article <8910231246.AA06300@ajpo.sei.cmu.edu> ecragg@GMUVAX.GMU.EDU ("EDWARD CRAGG") writes: > The question is really whether modern software engineering practices > and high-level languages are appropriate for writing operating systems. > I know of three examples where they weren't--one in COBOL, one in > Pascal, and one in CMS-2--and none where they were. I believe that the first (and certainly not the only) success was the Burroughs Master Control Program (MCP) written in the 70's for the B3500 (and other) processors using a proprietary version of ALGOL. -- /s/ George vmail: 703/883-6029 email: mitchell@community-chest.mitre.org [alt: gmitchel@mitre.arpa] snail: GB Mitchell, MITRE, MS Z676, 7525 Colshire Dr, McLean, VA 22102