[ros-dev] Core developer

[Andrew Faulds]

Problem is DOSBox doesn't integrate with host OS aside from "mounting"
drives. If we wanted Win3.x apps to run we'd need to include Windows
3.x or make our own.

On 8 May 2012 11:27, Wesley Parish <wes.parish at paradise.net.nz> wrote:
> MS Win 3.0 as largely a DOS extender written large, with a graphical
> interface.
>
> MS Win 3.1 had a bit more of the 32-bit disk access and the like; iirc it
> made better use of protected memory - though not much. It liked crashing.
>
> MS Win 3.1 Windows For Workgroups was a lot closer to a 32-bit system,
> though it - much like the remainder of the Win 3.x/9.x lineup - relied on
> DOS as a boot loader and thunked its merry way through int21h and the like.
>
> MS Win NT was built on a different model, taken almost completely
> lock-stock-and-barrel from DEC's VMS and related systems. NT didn't need DOS
> - in fact, it tended to crash badly written Win/DOS applications.
>
> I expect DOSBox will run Win3.x/9.x apps without too much trouble, provided
> they can access suitable DLLs.
>
>
> On 8/05/2012, at 10:02 PM, Sven Barth wrote:
>
>> Am 08.05.2012 11:47, schrieb Andrew Faulds:
>>>
>>> Ah, I see. Windows 3.1 was a 32-bit kernel running 16-bit applications,
>>> how odd.
>>>
>>
>> Ehm... no. Windows 3.x was a 16-bit system though it needed the protected
>> mode to run (to perform 32-bit disk access, etc.).
>>
>> Only Windows 95 was a (more) true 32-bit system (like Windows NT 3.1 was
>> already).
>>
>> Regards,
>> Sven
>>
>>> On 8 May 2012 10:37, Sven Barth<pascaldragon at googlemail.com>  wrote:
>>>>
>>>> Am 08.05.2012 11:33, schrieb Andrew Faulds:
>>>>
>>>>> Oh, I didn't think of that. Windows 3.x applications run in NTVDM?
>>>>>
>>>>
>>>> Yes as they are basically "DOS applications" as well. Only Windows 95
>>>> introduced a difference.
>>>>
>>>>
>>>> Regards,
>>>> Sven
>>>>
>>>>
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>>>
>>>
>>
>>
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>
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-- 
Andrew Faulds (AJF)
http://ajf.me/