From: Peter Zotov <whitequark@...>
Date: 2009-03-30T01:23:35+09:00
Subject: Re: Passing block in C

Quoting "Robert Klemme" <shortcutter@googlemail.com>:

> On 29.03.2009 17:58, Peter Zotov wrote:
>> Quoting Phlip <phlip2005@gmail.com>:
>>
>>> Peter Zotov wrote:
>>>
>>>> How can I call Ruby function from C with block?
>>>> E. g.
>>>>
>>>> VALUE block = rb_proc_new(...);
>>>> rb_funcall_with_block(cMyClass, rb_intern("initialize"), 0, block);
>>> Let me Google that for you!
>>>
>>>  http://www.google.com/codesearch?q=rb_proc_new
>>
>> Ehm. I meant 'what function must be in place of   
>> rb_funcall_with_block'. I _know_ how do rb_proc_new work.
>
> I think that Phlip understood this.  If you look at the results  
> you'll find this
>
> http://www.google.com/codesearch/p?hl=de#X2brleciKjw/trunk/devel/RubyClass.cpp&q=rb_proc_new
>
> Which proves that his suggested search was indeed helpful. :-)

It isn't. See RubyDoc:

ObjectSpace.define_finalizer(obj, aProc=proc())
Adds aProc as a finalizer, to be called after obj was destroyed.

Notice the aProc is an argument, not block.
So that code is analogue for Ruby
   method(object, proc { some_code })
and I need
   method(object) { some_code}

   WBR, Peter Zotov