Porting: Mac OS X Leopard

[Landon Fuller]

On Nov 5, 2007, at 11:55, Peter B. Kessler wrote:

> Landon Fuller wrote:
>
>> Given the recent discussion of porting, it was suggested I send  
>> this along to the discuss@ list.
>> I've long wondered what it would take to get the FreeBSD Java Port  
>> running on OS X, so this weekend I spent a couple days getting  
>> Java 1.6 running on my x86 Leopard machine. I can report partial  
>> success -- hotspot compiles, the jre mostly bootstraps, and Hello  
>> World runs. Anything complex appears to trigger stack alignment  
>> issues (Apple's i386 API requires a 16-byte aligned stack)
>> landonf at max:javasrc_1_6_jrl/control/build/bsd-i586> ./bin/java - 
>> version
>> java version "1.6.0_03-p3"
>> Java(TM) SE Runtime Environment (build 1.6.0_03-p3- 
>> landonf_04_nov_2007_00_06-b00)
>> Java HotSpot(TM) Server VM (build 1.6.0_03-p3- 
>> landonf_04_nov_2007_01_30-b00, mixed mode)
>> landonf at max:javasrc_1_6_jrl/control/build/bsd-i586> ./bin/java Hello
>> Hello World!
>> Given this, it seems that getting the full JDK running on OS X  
>> (using X11, no Aqua) is fairly achievable. I've posted the code,  
>> description, etc, here:
>> http://landonf.bikemonkey.org/code/macosx/ 
>> FreeBSD_Java_16.20071105.html
>> Cheers,
>> -landonf
>
>
> Great progress!  I note, however that this is work you did on
> JDK 1.6 under the JRL, rather than on OpenJDK under the GPLv2.

Cheers. Since the code is based on FreeBSD's porting work, the  
FreeBSD code would also need to be moved from the JRL to the GPLv2  
(and integrated with OpenJDK).

That's a bit larger in scope than this weekend proof of concept, but  
something I'd love to see happen. =)

-landonf
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