From: Kyle Schmitt <kyleaschmitt@...>
Date: 2008-12-04T08:02:54+09:00
Subject: rescuing a failed %x[] call?

I know it should be streightforward, but I'm not finding the docs anywhere...

How does one go about rescuing a failed shell command?  like in the
instance it fails, or the command isn't found?

Thanks,
          Kyle