Discussion:
Oldie but goodie: 1"x1" CP/M system
(too old to reply)
Kerr-Mudd, John
2024-08-02 08:58:07 UTC
Permalink
On Thu, 1 Aug 2024 09:17:09 -0500
http://t3x.org/t3x/0/programs.html#ladders
Nicely done!
OT, but I'm thinking of writing/converting Nils's source text to DOS x86
asm;- it doesn't look as if there's a DOS port out there (Javascript
doesnt count, IMO!).

xpost to coc & comp
LADDER.COM is a BASCOM executable, meaning it was once a BASIC program
that was compiled. I have a long-term project which aims to reproduce
the source code, sans proper variable names -- of course, so that it is
100% authentic. I've done some work with BASCOM and IDA to suss out how
it compiles code, but I'm far short of an automated decompiler.
BASIC source would have been portable, but it doesn't seem to be
available.
--
Bah, and indeed Humbug.
Nils M Holm
2024-08-02 09:21:20 UTC
Permalink
Post by Kerr-Mudd, John
On Thu, 1 Aug 2024 09:17:09 -0500
http://t3x.org/t3x/0/programs.html#ladders
Nicely done!
OT, but I'm thinking of writing/converting Nils's source text to DOS x86
asm;- it doesn't look as if there's a DOS port out there (Javascript
doesnt count, IMO!).
There is a DOS .COM file in the archive [1] and the same source code
compiles to DOS, CP/M, and Unix executables without any changes. All
you need is a T3X/0 compiler [2]. There are pre-compiled compilers for
DOS and CP/M on the homepage.

[1] http://t3x.org/t3x/0/ladders.zip
[2] http://t3x.org/t3x/0/index.html

F'up-To: comp.os.msdos.programmer
--
Nils M Holm < n m h @ t 3 x . o r g > http://t3x.org
Kerr-Mudd, John
2024-08-02 11:07:00 UTC
Permalink
On 2 Aug 2024 09:21:20 GMT
Post by Nils M Holm
Post by Kerr-Mudd, John
On Thu, 1 Aug 2024 09:17:09 -0500
http://t3x.org/t3x/0/programs.html#ladders
Nicely done!
OT, but I'm thinking of writing/converting Nils's source text to DOS x86
asm;- it doesn't look as if there's a DOS port out there (Javascript
doesnt count, IMO!).
There is a DOS .COM file in the archive [1] and the same source code
compiles to DOS, CP/M, and Unix executables without any changes. All
you need is a T3X/0 compiler [2]. There are pre-compiled compilers for
DOS and CP/M on the homepage.
[1] http://t3x.org/t3x/0/ladders.zip
[2] http://t3x.org/t3x/0/index.html
F'up-To: comp.os.msdos.programmer
Thanks, sorry I didn't look that far earlier.
--
Bah, and indeed Humbug.
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