Hi,

In message "[ruby-talk:12858] Porting to Mac possible?"
    on 01/03/19, Luigi Ballabio <luigi.ballabio / riskmap.net> writes:

|	I started playing with Ruby on my Linux and WinNT boxes at work, and I 
|quite enjoy the language. The problem now is, I also have a Mac at home. 

Ruby 1.1c9 could be compiled on Mac using MPW.  Since then, Ruby has
been changed a lot.  You need to re-port it.  The hardest part is
signal/process stuff, which is no equivalent on MacOS, I think.

							matz.