cowlark.com
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GEOS software
GEOS is one of those tragic stories so common in the computer world. When
Windows still only supported non-overlapping windows, and Apples had a screen
the size of a postage stamp, GEOS was a multithreaded object oriented
operating system with software virtual memory, a fully-fledged windowing
system with fully transformable graphics contexts and outline fonts that ran
on a 4.77MHz 8088. And it was so astonishingly efficient that you could get a
fully functional, useful, windowed application in 4kB (of which most was the
icon).
Alas, Geoworks who made it had no more
idea of how to market it than I do of 4th century Singaporean economics, and
so we are stuck with Windows and X and Geoworks get chapter 11.
Currently, GEOS is owned by New Deal,
but they seem to be dying too --- nothing has happened there for over a year.
Nevertheless, GEOS was a really nice system to write for, and I was really
enthusiastic about it, so I wrote a fair bit of software. Which you can find
here.
metatalk.zip (129515 bytes)
metatalk.src.zip (261731 bytes)-
Binaries and source for version V0.5 (the first and only beta release) of my object-oriented
programming system for GEOS. This is a lot more stable and rather more
complete than V0.1, the pre-alpha version (V0.1 shouldn't have run...
there was a very large bug in it). This package contains the executable,
the documentation, the source for the class library, and a very few
example programs. Unzip with -d because the archive contains
subdirectories.
The source package contains all the GOC source code,
the scripts needed to build the system, the maintenance document
(including a full function reference), the source for the class library,
and the original GeoWrite file that produced the help file in the binary
package. Unzip with -d because the archive contains subdirectories.
Requires a copy of AWK (try your local
simtelnet
mirror).
helpview.zip (6290 bytes)
helpview.src.zip (4991 bytes)-
A simple help file viewer. This is more designed for creating standalone
help file viewers (for distribution with applications) than for browsing,
but I use it a lot when I'm writing documentation for my own programs.
fastmake.zip (3358 bytes)-
A set of utilities that provides a wrapper around BMAKE.EXE and PMAKE.EXE,
that speeds up compilation considerably (or at least, seems to to me).
Requires a copy of AWK (try your local
simtelnet
mirror).
newbasic.zip (7757 bytes)-
Some test programs I wrote when playing with NewBasic. If anyone wants to
play with these, modify them, or whatever, feel free; there's a simple
graphic drawing program, a complete Noughts and Crosses game engine, and
nearly all of an Othello game engine. All it's missing is the diagonal testing. It's a nice
example of how to create components dynamically.
console.zip (16697 bytes)-
A development snapshot of my NewBasic Console program, for
interested parties to look at. Now works more or less. The shell supports
the following built-in commands: set, unset, show and echo, and it will
execute external commands (one provided; hello). It even stays up for
respectible lengths of time before crashing.
equation.zip (10778 bytes)-
A development snapshot of my NewBasic equation editor, for interested
parties to look at. Now works quite well. The markup language has been
changed to be TeXish, so that groups are done with {...} and commands are
prefixed with a backslash. Now supports \quot, \super, \sub, \supersub,
\oline, \uline, "..." for plain text, and a whole lot of exotic TeX
symbols, most of which don't work properly because I can't display in
SymbolPS yet. It will render all this, recursively, but you can't export
anything yet, only display it.
Try: \quot 1 {x+1} + \quot 1 {x+2} = \quot \super y 2 \super z 2
midiplay.zip (58753 bytes)
midiplay.src.zip (74183 bytes)-
A beta release of my MIDI File Player (v0.2). This will play
type 0 and type 1 MIDI files. This program is not complete; the user
interface is primitive and it is not quite stable, but it should still
work pretty well. Feedback is welcome.
fortune.zip (1029617 bytes)-
Fortune cookies for all tastes and occasions. Down? Depressed?
Defragmenting? Try a fortune cookie, the guaranteed pick-me-up and all purpose
remedy for excess free time. This program comes with an easy-to-use fortune
cookie reader, and a database of thirteen thousand, three hundred and forty-two
fortune cookies ranging from the philosophical to the witty to the just plain
bizarre. And all this can be yours for just two and a half megabytes of disk
space!
icons.zip (470678 bytes)-
Icoholics 3, in GEOS format. This file contains about 1500
16-colour icons. That's a lot. I've categorised about half of them, but the rest
are simply divided into subdirectories by first letter.
Tip: After looking at some of these, you may find that your Token
Database is getting a bit big. Don't worry, you can delete this whenever you
like (PRIVDATA\TOKEN_DA.000) and GEOS will reload the icons as it
needs them.
Note: This is a double-compressed ZIP file (a ZIP file containing
an uncompressed ZIP file). The reason I did this is because ZIP files
don't compress file headers, and there are so many files in here that a
single-compressed file is ~1.5MB. To decompress this, unzip once, which'll
give you a file called icons_big.zip, and then decompress that
with the -d option to preserve directories.
I used to distribute this as a TGZ file but nobody in the DOS world seems
to know about these. Oh, well.
sokoban.zip (16218 bytes)
sokoban.src.zip (42394 bytes)-
A beta (but perfectly playable; V0.3) release of my port of
Sokoban, the classic block-shifting program. 85 levels of mind-numbing,
er, fun.
axiom.zip (108698 bytes)
axiom.src.zip (176525 bytes)-
Axiom V0.4pre2 Beta. The latest and last release of
Axiom, the totally cool programming system for GEOS. This version you can
actually do stuff with! Write your own programs, compile them, and run
them, all from within GEOS! This one actually has functionality! And
documentation! And bugfixes!
New in 0.4pre2: music! You can now use Axiom to make, erm,
beautiful music with your GEOS or NDO system! Supports SoundBlaster and
PC speaker, and anything that can pretend to be those. Up to nine
simultaneous voices and you can play any instrument from the General MIDI
standard (though they mostly sound awful)!
New in 0.4pre1: GUI support! Yes, you finally have access to the
GEOS widget set. Included is a demo program showing how to do it, but the
GUI system is as yet undocumented.
gap.zip (867440 bytes)
gap.src.zip (39991 bytes)-
GAP V0.1 beta. GAP is my C development system and command line
environment for GEOS/NDO. This will will turn your machine into a
miniature Unix box! This package contains a C compiler, the GAP run-time
environment, and dozens of applications, including a Bourne shell, the bc
arbitrary precision floating point calculator, and more, all running in a
window on your GEOS desktop! Oh, yes, and
advent.
Like all the other programs on this page, this needs to be unzipped
with directories (that's the -d option on the command line version
of pkunzip) in your GEOS root directory; these days that's usually C:\NDO.
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