From: nobu.nokada@...
Date: 2004-08-26T20:15:43+09:00
Subject: Re: rb_rescue2 - throwing exception in rescue_func

Hi,

At Thu, 26 Aug 2004 09:28:00 +0900,
Yukihiro Matsumoto wrote in [ruby-talk:110513]:
> |Is it simply not possible to "transform" a Ruby exception into a C++
> |exception using rb_rescue2()? Will I have to rewrite SWIG to use rb_protect()?
> 
> Your sample code uses rb_rescue() that only catches StandardError.
> If you want to catch all exceptions, specify rb_eException to the last
> argument of rb_rescue2().  I have no knowledge about SWIG generated
> code, but I hope this helps.

To deal with "retry", both of rb_rescue() and rb_rescue2() use
PROT_TAG() while calling rescue_func, and throwing C++
exception leaves it.  It should be fatal.

-- 
Nobu Nakada