From: mrchameleon@... (Chris Reay)
Date: 2004-06-10T07:13:40+09:00
Subject: Re: oddities with select

Ben Giddings <bg-rubytalk@infofiend.com> wrote in message news:<40C720A2.4070403@infofiend.com>...
<snip>
> 
>     def internal_read(timeout=DEFAULT_TIMEOUT, stop_pattern=nil)
>      retval = ""
> 
>      timed_out = false
> 
>      begin
>        timeout(timeout) do
>          while true
>            if select([@sock], [], [], 0.1)
>              retval += @sock.recv(256)
>              if stop_pattern
>                if retval =~ stop_pattern
>                  break
>                end
>              end
>            end
>          end
>        end
>      rescue Timeout::Error
>        timed_out = true
>      end
<snip>

A reference TFM shows that select(rdArr, <wrArr>, <errArr>, <timeOut>)
returns anArray or nil. [[mySock], [], []] == true returns false (I
suppose).

Hth

Chris