Hi,

> However, I do not see any struct definitions in the generated bridgesupport 
> file.

I found past discussions about C-struct and .bridgesupport. hope this help.

[MacRuby-devel] How to use custom C struct's?
http://www.mail-archive.com/macruby-devel@lists.macosforge.org/msg01492.html


2011/1/5 Garett Shulman <garett.shul...@gmail.com>:
> Hello, is it possible to use CoreAudio frameworks from MacRuby?  I am trying 
> the following simple experiment:
> irb(main):001:0> framework 'AudioUnit'
> => true
> irb(main):002:0> load_bridge_support_file 'AudioUnit.bridgesupport'
> => main
> irb(main):003:0> AudioComponentFindNext(nil, [KAudioUnitType_Generator])
> TypeError: unrecognized runtime type `{AudioComponentDescription=IIIII}'
>
> I create the bridgesupport file with: gen_bridge_metadata --64-bit -f 
> AudioUnit -o AudioUnit.bridgesupport
>
> However, I do not see any struct definitions in the generated bridgesupport 
> file.  If anyone has thoughts about documentation resources which may be 
> illuminating or any other insights or suggestions they would be greatly 
> appreciated.
>
> Thanks! -Garett
>
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>
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