From: Shea Martin <null@...0>
Date: 2006-03-23T05:48:51+09:00
Subject: Re: IO#popen and exit status

Andrew Johnson wrote:
> On Tue, 21 Mar 2006 01:20:36 +0900, Claudio Jeker
> <cjeker@diehard.n-r-g.com> wrote:
> 
> [snip]
>> Now I can IO.popen the process but there is no pclose instance method to
>> get the exitcode back. Additionally my workaround via Process.waitpid2 does
>> not work either. I think io.close does already all the cleanup.
> 
> The $? variable will hold the exit status of the last child to terminate.
> 
> andrew
> 
$? does not work with popen, or open3.  I am not sure why one would want 
to run a  process, and monitor the output, yet not care what the exit 
status is?  One would think that this oversite will be fixed in future 
releases.

~S