confusion in base regarding [option os.arch] and ${os.arch}

[Joshua Root]

On 2009-10-8 22:07, Anders F Björklund wrote:
> Joshua Root wrote:
> 
>>> It should have, otherwise it would be cross-compiling to another arch ?
>>> (which is interesting in itself, but not supported by MacPorts afaik)
>>
>> Building for ppc on an x86 machine should work fine AFAIK (thanks to
>> Rosetta), building for x86 on ppc probably less so.
> 
> Building for x86 on ppc also works if the software being built is careful
> about build vs. host programs and so and so forth (cross-compilation).
> 
> But what I meant was that it is unsupported in MacPorts (not on Mac OS X),
> mostly due to all the +powerpc and similar target stuff being totally
> off...

Right, there are no target platform variants...
<http://trac.macports.org/ticket/19875>

- Josh