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From Stas Bekman <s...@stason.org>
Subject Re: C question (was Re: [mp2] Our API is not perl thread-safe)
Date Mon, 28 Mar 2005 15:25:03 GMT
Joe Orton wrote:
> On Sun, Mar 27, 2005 at 08:06:39PM -0500, Stas Bekman wrote:
> 
>>My problem is that I can't see how can I stick a call to 
>>MP_CLONE_INSERT_OBJ() inside the mp_xs_APR__Pool_2obj(ptr) wrapper. Since 
>>it's usually used as:
>>
>>  RETVAL = mp_xs_APR__Pool_2obj(ptr);
>>
>>Is there some C trick to have multiple statements in the macro so it can 
>>be an rvalue? something like:
>>
>>  RETVAL = do { MP_CLONE_INSERT_OBJ(ptr);  mp_xs_APR__Pool_2obj(ptr) };
> 
> 
> RETVAL = ( stmt1, stmt2, rvalue );
> 
> will do what you're looking for, I think.

Yup, and it works for complex block statements too! I just hope that this 
is works everywhere.

Thanks a lot, Joe!

-- 
__________________________________________________________________
Stas Bekman            JAm_pH ------> Just Another mod_perl Hacker
http://stason.org/     mod_perl Guide ---> http://perl.apache.org
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