From: nobu.nokada@...
Date: 2004-12-23T10:21:27+09:00
Subject: Re: Ruby Cocoa (OS X) questions: deployment & interface builder

Hi,

At Thu, 23 Dec 2004 05:47:01 +0900,
Mikkel Bruun wrote in [ruby-talk:124334]:
> feisty:~ mb$ g++ -c -I /opt/local/lib/ruby/1.8/powerpc-darwin/ -x 
> objective-c++ -framework Cocoa boot.cpp
> g++: -framework: linker input file unused because linking not done
> g++: Cocoa: linker input file unused because linking not done

Seems -framework option shouldn't be used to compile.

> feisty:~ mb$ g++ -o boot -L/opt/local/lib/ruby/1.8/powerpc-darwin/ 
> -lruby-static -framework Cocoa boot.o
> ld: Undefined symbols:
> _ruby_init
> _ruby_options
> _ruby_run

Try surrounding `#include "ruby.h"' line by `extern "C" {' and
'}'.

-- 
Nobu Nakada