From: ptkwt@...1.aracnet.com (Phil Tomson)
Date: 2001-04-29T13:40:04+09:00
Subject: [ruby-talk:14397] Re: [REPOST] Retrieving current signal handler without altering it

In article <yge66fo3cah.fsf@asfast.com>, Lloyd Zusman  <ljz@asfast.com> wrote:
>[ Note:  I posted this question a couple weeks ago, but I'm not
>         sure if it properly propagated.  Therefore, I'm trying
>         again.  Please forgive me if you've already seen it. ]
>
>I'd like to retrieve the current handler for a given signal without
>changing it.  I know that I can do this:
>
>  currentHandler = trap('HUP') { ... whatever ... }
>
>However, I don't want to change the current handler to something new;
>rather, I only want to retrieve its current value.
>
>Any ideas?
>

How about: 

  currentHandler = trap('HUP','DEFAULT')

I think that's what you're looking for.

Phil