From: brabuhr@...
Date: 2010-04-01T04:49:25+09:00
Subject: Re: trap(:INT); system(); STDIN.gets(); ^C

On Wed, Mar 31, 2010 at 2:47 PM, Tudor Lupei <tudor.lupei@gmail.com> wrote:
> trap :INT do
>  puts
>  puts 'Bye'
>  exit
> end
>
> # system 'date'
> print 'Say something: '
> STDOUT.flush
> puts "You said: #{STDIN.gets}"
>
>
> When prompted to say something, hitting Ctrl+C will call trap(:INT)
> block.
> However, after uncommenting line 7, Ctrl+C won't cause a call to
> trap(:INT) block unless I send a newline or EOF.

With or without line 7, here both programs behave the same (Ctrl-C +
EOF -> Bye):

$ ruby a.rb
Say something:
Bye
$ ruby b.rb
Wed Mar 31 15:43:32 EDT 2010
Say something:
Bye

> Platform: linux; ruby 1.8.7

$ uname -a
Linux mcu.claw.ctc.com 2.6.18-164.11.1.el5 #1 SMP Wed Jan 20 07:39:04
EST 2010 i686 i686 i386 GNU/Linux
$ ruby -v
ruby 1.8.5 (2006-08-25) [i386-linux]