From: Joe Van Dyk <joevandyk@...>
Date: 2005-12-09T05:03:58+09:00
Subject: Re: Detecting control-c?

On 12/8/05, William E. Rubin <williamerubin@dodgeit.com> wrote:
> How does one detect Control-C?
>
> I know that it raises an Interrupt, but there are other things that are
> also Interrupts (such as Timeout::Error).  The documentation at
> ruby-doc.org doesn't list any details of class Interrupt, and the
> "Programming Ruby" book at ruby-lang.org doesn't even seem to mention
> that class Interrupt exists.

hump:[]:/home/mz652c% cat signal.rb

trap("INT") do
  puts "got signal INT"
end

puts "Sup"
gets


hump:[]:/home/mz652c% ruby signal.rb
Sup
got signal INT
got signal INT
got signal INT
got signal INT
got signal INT


pressing ctrl-c generates 'got signal INT'.  Had to press ctrl-d to
exit the program.