Universal issues

[Joshua Root]

Joshua Root wrote:
> Ryan Schmidt wrote:
>> For the sake of ports like apr and isightcapture and others in the  
>> same boat, we need a way to indicate in each port which architectures  
>> are supported. MacPorts would by default assume that all ports can be  
>> built for all four architectures, but individual ports could add  
>> lines to change this. For example, apr could add "supported_archs  
>> i386 ppc" until their bug is fixed. wine could add "supported_archs  
>> i386 x86_64". This could solve a number of problems. 1) If the user  
>> requests the universal variant but the list of supported  
>> architectures doesn't include all the architectures the user  
>> requested in their universal_archs definition in macports.conf, a  
>> warning can be issued informing the user. 2) If a port isn't  
>> available at all on the user's local architecture (for example, the  
>> user is on ppc and tries to install wine which only supplies i386 and  
>> x86_64) port can issue an error and halt. Then we could eliminate  
>> from the portfile the code that currently checks the architecture and  
>> warns the user and exits.
> 
> Sounds good to me. Noarch ports could specify 'all' in supported_archs,

On second thought, 'any' would be better than 'all', particularly for 
the purposes of displaying which archs a port was built for in 'port 
installed' output.

- Josh