Porting to i686-msdosdjgpp

David Holmes david.holmes at oracle.com
Sun Nov 14 21:52:05 UTC 2021


Hi,

On 14/11/2021 9:09 pm, gnufan42 wrote:
> Hi,
> 	I'm trying to port openjdk 8 to DOS. I use cygwin as compilation environment and use djgpp-gcc for the compiler. I have just got started and now I'm recompiling some dependency libraries. Can anybody give me some suggestion about what I'm trying to do?

I'd say it is technically impossible to port OpenJDK to DOS as you do 
not have any of the necessary operating system support for threads, 
synchronization, virtual memory, ....

It might be possible to write a Java bytecode interpreter that runs on 
DOS, but there would be a lot of missing functionality IMO.

Cheers,
David

> Thanks,
> Gnufan
> 


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