Lately I've converted a few of my smaller Ruby libraries that were using C extensions to use the ffi gem. Specifically, sys-cpu, sys-uname and sys-uptime now all use FFI behind the scenes. They all now work with JRuby, too. Yay ( Read more... )

On the FFI wiki there's a nice list of reasons why you should use FFI. That's the foreign function interface for Ruby. I imagine other languages have some similar facility ( Read more... )

Lately I've been experimenting with FFI, the wrapper around libffi that let's you write C code without ever leaving pure Ruby. I figured with JRuby already using it, and Rubinius and IronRuby on their way, it might be time to start porting some of my C extensions over ( Read more... )