Snow Leopard +universal necessity

[Jeremy Lavergne]

>>> On Snow Leopard, we build x86_64 by default. But there are some  
>>> ports, e.g. wine, that cannot build 64-bit, so they force  
>>> themselves to build 32-bit instead. But that means all the  
>>> dependencies must also be 32-bit, or 32-/64-bit universal. So it  
>>> seems like it should probably be our recommendation to all Snow  
>>> Leopard users to install all possible ports +universal for x86_64/ 
>>> i386, to avoid pain down the road when the user wants to install a  
>>> port that happens to only be available as 32-bit. Most easily this  
>>> could be accomplished by putting "+universal" into variants.conf.  
>>> Maybe we should even do so in the default variants.conf on Snow  
>>> Leopard.
>>>
>>> Not installing dependencies universal causes issues like this:
>>>
>>> http://trac.macports.org/ticket/20912
>>
>> Sounds reasonable, however I wonder if this is a temporary issue  
>> that impacts a handful of ports.  Do you know if there are many  
>> projects apart from wine that need 32-bit?
>>
>> I'd say that, if it does impact several ports to go for it.  If  
>> it's only wine or one or two other ports, I'd leave things as they  
>> are and post it as a known bug.
>
> I guess there are several ports that will not work 64-bit, we just  
> haven't come across them yet. I imagine a lot of the bugs currently  
> classified as Snow Leopard-related issues are in fact 64-bit- 
> related. So far I see the following ports forcing themselves to 32- 
> bit builds:
>
> bochs
> synergy
> wine
> wine-crossover-games
> wine-devel

Alright, we should do that then.  In the future when these start  
becoming 64-bit capable, are we going to switch back to non-universal  
by default?  Will we simply maintain that universal should be used?