The EGA check does not come back positive on my VGA machine. Is this expected?

Happy Hacking,

David E. McMackins II
Supporting Member, Electronic Frontier Foundation (#2296972)
Associate Member, Free Software Foundation (#12889)

www.mcmackins.org www.delwink.com
www.eff.org www.gnu.org www.fsf.org

On 2018-07-16 10:26, Jerome Shidel wrote:
:-)

On Jul 16, 2018, at 11:11 AM, Mark Olesen <markjole...@gmail.com>
wrote:

https://github.com/shidel/DustyTP7/blob/master/INFO/INFO.PAS [1]

Wow, that’s some ancient Pascal code. Pretty sure it pre-dates
FreeDOS and the Internet.

LOL

It’s been so long. If I recall correctly, it was made with
information in “The Ultimate DOS Programmers Manual”, a really
good EGA/VGA book I no longer have and some info gleamed from HelpPC.

I think some of the check functions no longer work properly on modern
hardware. (To many changes).

But, most of it should still be useful.

On Mon, Jul 16, 2018 at 9:08 AM, Mark Olesen <markjole...@gmail.com>
wrote:

https::/gitub.com/shidel/DustyTP7/blob/master/INFO/INFO.PAS [2]

On Mon, Jul 16, 2018 at 4:51 AM, David McMackins
<cont...@mcmackins.org> wrote:
I'm doing some graphics programming, and I want to support many
different graphics modes, but I need a way of checking to see if
they
are available. Currently I'm working on VGA. How do I check if it's
available without just trying to enter graphics mode?

Happy Hacking,

David E. McMackins II
Supporting Member, Electronic Frontier Foundation (#2296972)
Associate Member, Free Software Foundation (#12889)

www.mcmackins.org [3] www.delwink.com [4]
www.eff.org [5] www.gnu.org [6] www.fsf.org [7]


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Links:
------
[1] https://github.com/shidel/DustyTP7/blob/master/INFO/INFO.PAS
[2] http://gitub.com/shidel/DustyTP7/blob/master/INFO/INFO.PAS
[3] http://www.mcmackins.org
[4] http://www.delwink.com
[5] http://www.eff.org
[6] http://www.gnu.org
[7] http://www.fsf.org
[8] http://Slashdot.org
[9] http://sdm.link/slashdot
[10] https://lists.sourceforge.net/lists/listinfo/freedos-devel

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