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Mark Williams C compiler

DISCUSSION Scott 3 participants 3 messages Jan 23, 2008 – Jan 24, 2008

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Scott

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Hi,

I hope this is the right place to ask this.

I have been running dosemu 1.0.0 (old, I know!) forever on this old machine here at my office. I have several old programs which were written years ago to be compiled with Mark Williams "Let's C" compiler. They seem to compile fine under dosemu.

Now I am fixing up a new machine to upgrade this one. I downloaded the newest dosemu, with freedos. Seems to run just fine, however when I try to compile anything with "Let's C" I get:

Nope REP F3,CSP=0x00a5
ERROR: general protection at 0x101218:f3

I definitely need to get this stuff migrated soon. Is the fault that I am using freedos instead of a real dos? Perhaps I can find the old dos disks and make a dedicated partition or drive for them in the new machine. Can I just copy this old DOS off of the hard-drive and it will run? I use DOS so rarely, I can't remember this stuff. But every year (these are tax preparation programs I wrote for this office) I need to kick my dos brain back in gear for a week or so to do upgrades. I'm okay for this year, but I can hear this hard-drive starting to go out (after only 12 years!) and so if anyone can point me down the proper path, I would appreciate it.

Scott Swanson

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Quoted 4 lines · Scott

I have been running dosemu 1.0.0 (old, I know!) forever on this old machine here at my office. I have several old programs which were written years ago to be compiled with Mark Williams "Let's C" compiler. They seem to compile fine under dosemu.

I didn't found this compiler for download so I couldn't check, but...

Quoted 6 lines

Now I am fixing up a new machine to upgrade this one. I downloaded the newest dosemu, with freedos. Seems to run just fine, however when I try to compile anything with "Let's C" I get:

Nope REP F3,CSP=0x00a5
ERROR: general protection at 0x101218:f3

I have never been fully success with freedos, so I suppose you should check other DOS first. There's a lot of bootdisk images available on the web - start with MS DOS 6.22.

BTW... is this compiler is really a must? Theres lot of other C compiler you could check (djgpp, turboc, pure c...?).

Regards,

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Rafał Cygnarowski
[email protected]
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"Rafa$,1 b(B" == Rafa$,1 b(B Cygnarowski <[email protected]> writes:

Rafa$,1 b(B> Dnia $,1 {(Broda, 23 stycznia 2008, Scott napisa$,1 b(B:
>> I have been running dosemu 1.0.0 (old, I know!) forever on this old >> machine here at my office. I have several old programs which were >> written years ago to be compiled with Mark Williams "Let's C" >> compiler. They seem to compile fine under dosemu.
Rafa$,1 b(B> I didn't found this compiler for download so I couldn't check, Rafa$,1 b(B> but...

>> Now I am fixing up a new machine to upgrade this one. I downloaded >> the newest dosemu, with freedos. Seems to run just fine, however when >> I try to compile anything with "Let's C" I get:
>>
>> Nope REP F3,CSP=0x00a5 ERROR: general protection at 0x101218:f3 Rafa$,1 b(B> I have never been fully success with freedos, so I suppose you Rafa$,1 b(B> should check other DOS first. There's a lot of bootdisk images Rafa$,1 b(B> available on the web - start with MS DOS 6.22.

Rafa$,1 b(B> BTW... is this compiler is really a must? Theres lot of other C Rafa$,1 b(B> compiler you could check (djgpp, turboc, pure c...?).
Maybe the original poster has some project written with that Compiler to maintain as legacy...

Signature · 4 lines
Uwe Bonnes                [email protected]

Institut fuer Kernphysik  Schlossgartenstrasse 9  64289 Darmstadt
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