Difference between MBASIC51 and 52 for CP/M?

Chuck Guzis cclist at sydex.com
Sun Jun 28 18:19:38 CDT 2015

On 06/28/2015 03:56 PM, Alexis Kotlowy wrote:

> I'm implementing my own CP/M-80 work-alike using the FAT16 file system.
> So far it's working nicely but there's a curious problem with Microsoft
> BASIC. MBASIC51.COM will load files fine, but MBASIC52.COM won't,
> behaving like the files are 0 bytes long. It calls the open-file routine
> and that's it.
> I'm just curious about the differences between version 5.1 and 5.2. I'm
> assuming I'm not returning correct information in the FCB, but I'm
> unable to figure out what that might be.

How about somewhere that both binaries can be obtained?  Then 
individuals can try it with their own favorite CP/M emulator.


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