From: Darren Noble To: djgpp AT delorie DOT com Subject: Re: **MAKING OS** Date: Mon, 26 Jul 1999 08:23:58 -0600 X-Mailer: KMail [version 1.0.17] Content-Type: text/plain References: <379939BC DOT 11DC1FDB AT home DOT com> MIME-Version: 1.0 Message-Id: <99072608244400.00586@dome.calderathin.com> Content-Transfer-Encoding: 8bit Reply-To: djgpp AT delorie DOT com Well i work for Caldera Thin Clients (which changed it's name to Lineo) so i allready know about the law suit. On Fri, 23 Jul 1999, you wrote: > Saying its not an os if its loaded or run from DOS is right but, > working on the parts of a new os under an other more stable > one is a standard practice that I'm all for. > > * A tangent about win95 (not) being an os follows. * > > I agree that an environment hosted on, and using the services > or, an other os is NOT an os itself. > Win95 by this definition is NOT an os because it runs on DOS. > If you don't believe me go to caldera's web sight and look at the > info they showed the judge in their case against MS. They showed > that by loading a 7k TSR to add the 'key' win95 was looking for to > their DRDOS your could run win95 on it. They also showed that > with win95a the majority or the 'system time' was spend using the > underlying os's routines! > > Darren Noble wrote: > > > On Fri, 23 Jul 1999, you wrote: > > > ----- Original Message ----- > > > From: IOnet News > > > Newsgroups: comp.os.msdos.djgpp > > > To: > > > Sent: Sunday, July 18, 1999 12:52 PM > > > Subject: **MAKING OS** > > > > > > > > > > I am trying to write my own o/s in c++, i really dont know where to start. > > > > I am an advanced c++ programmer > > > > > > are you sure? > > > > > > >but never tried an OS. any help would be > > > > great. I want it to run under dos maybe, but not for sure. It would be > > > > good if it could run all on its own > > > > > > > > > DOS is an OS. therefore, if you write an OS, it cannot run under DOS. e.g. > > > Windows 95 does not run UNDER DOS, it allows you to spawn a very special > > > VM86 machine that runs DOS. > > > > > > you should probably start by looking at FreeDOS, OS/2000, and MMURTL, all > > > good and free OSes. > > > > > > -={C}=- > > > > actualy WIn 95 does run under DOS there for it technicly isn't an OS. > > -- > > Linux Rules > > > > Darren 'The' Noble > > -- > Mark & Candice White > System programming hobbyists. > http://members.home.net/mhewii/welcome.htm -- Linux Rules Darren 'The' Noble