From: Julian Fitzell <julian@...4.com>
Date: 2001-12-06T16:12:35+09:00
Subject: [ruby-talk:27651] Re: Exit codes in $? multiples of 256

Never mind, I've been told through other channels that I need to stop 
smoking what I've been smoking because exit codes are always like that! :)

Can't believe I've never come across that before...

Julian

Julian Fitzell wrote:

> Anyone know why the exit codes in $? after an IO.popen are multiplied by 
> 256?  I assume there must be a reason (to differentiate from something 
> that fills it with 0..255?).
> 
> Julian
>