[digression] Re: DOS Extenders (was: RS232 support for DOS on 486?)
Oleg Broytmann
phd at phd.fep.ru
Sat Jun 9 04:03:49 EDT 2001
On Fri, 8 Jun 2001, Paul Prescod wrote:
> Oleg Broytmann wrote:
> >...
> > The best known DOS Extender was PharLap, but it had the problem that it
> > didn't support DPMI. Without support of proper standard it failed.
> > The second best known was DOS/4G, created by Rational Systems. I asked
> > Google where it is now - and hurray! - it is now at http://www.tenberry.com/.
> > Its primary compiler was Watcom C: http://www.tenberry.com/dos4gw/. ^
> |
> I worked at Watcom at the time and we thought of DOS/4GW as the DOS |
> extender we licensed rather than our compiler as their "primary |
> compiler". <wink> |
|
:))) |
|
> Remember that the compiler had to be a 32-bit compiler so you didn't |
> really have a lot of choices. |
|
Hmm... At that ancient era I used Borland Pascal, and Borland created |
286-compatible DOS Extender. A bit later they created 386-only DOS Extender|
for C/C++, but I never wrote in C - after Pascal for DOS I switched to |
Python on UNIX. |
|
> It is also worth pointing out (though I'm sure you already know) that |
> Rational Systems is unrelated to today's Rational -- the UML etc. guys. |
v |
| |
\_____/
Oleg.
----
Oleg Broytmann http://phd.pp.ru/ phd at phd.pp.ru
Programmers don't die, they just GOSUB without RETURN.
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