Compiling Macruby.txt

vishnugopal@Elena:Code/working/macruby % macrubyc world.rb                  
vishnugopal@Elena:Code/working/macruby % macrubyc hello.rb 
vishnugopal@Elena:Code/working/macruby % ls
a.out*    hello.o   hello.rb  world.o   world.rb
vishnugopal@Elena:Code/working/macruby % macrubyc  
vishnugopal@Elena:Code/working/macruby % ./a.out 
no such file to load -- world (LoadError)
vishnugopal@Elena:Code/working/macruby % macrubyc hello.o world.o
/var/folders/nX/nXnuXaYeGIOkQo6WIXrqMU+++TI/-Tmp-/main.mm:9: error: expected unqualified-id before ‘void’
/var/folders/nX/nXnuXaYeGIOkQo6WIXrqMU+++TI/-Tmp-/main.mm:9: error: expected `)' before ‘void’
/var/folders/nX/nXnuXaYeGIOkQo6WIXrqMU+++TI/-Tmp-/main.mm:9: error: expected initializer before ‘void’
/var/folders/nX/nXnuXaYeGIOkQo6WIXrqMU+++TI/-Tmp-/main.mm:10: error: expected unqualified-id before ‘void’
/var/folders/nX/nXnuXaYeGIOkQo6WIXrqMU+++TI/-Tmp-/main.mm:10: error: expected `)' before ‘void’
/var/folders/nX/nXnuXaYeGIOkQo6WIXrqMU+++TI/-Tmp-/main.mm:10: error: expected initializer before ‘void’
Error when executing `/usr/bin/g++ /var/folders/nX/nXnuXaYeGIOkQo6WIXrqMU+++TI/-Tmp-/main.mm -c -arch x86_64 -o /var/folders/nX/nXnuXaYeGIOkQo6WIXrqMU+++TI/-Tmp-/main.o -fobjc-gc'

hello.rb

require 'world'

(1..10).each do |i|
  p i
end

hello

main.mm

extern "C" {
    void ruby_sysinit(int *, char ***);
    void ruby_init(void);
    void ruby_set_argv(int, char **);
    void rb_vm_init_compiler(void);
    void *rb_vm_top_self(void);
    void rb_vm_print_current_exception(void);
    void rb_exit(int);
void *(void *, void *);
void *(void *, void *);
}

int main(int argc, char **argv)
{
    ruby_sysinit(&argc, &argv);
    if (argc > 0) {
	argc--;
        argv++;
    }
    ruby_init();
    ruby_set_argv(argc, argv);
    rb_vm_init_compiler();
    try {
        void *self = rb_vm_top_self();
(self, 0);
(self, 0);
    }
    catch (...) {
	rb_vm_print_current_exception();
	rb_exit(1);
    }
    rb_exit(0);
}

world.rb

def hello
  puts "Hello World"
end