From: "Michael W. Ryder" <_mwryder@...>
Date: 2006-12-21T17:30:17+09:00
Subject: Re: Question regarding threads and I/O

Michael W. Ryder wrote:
> Robert Klemme wrote:
>> On 18.12.2006 03:59, Michael W. Ryder wrote:
>>> Logan Capaldo wrote:
>>>> What platform are you on?
>>>
>>> Windows XP Pro, which I guess is part of the problem.  The problem I 
>>> have with Ruby is that I know it is possible to get this to work in 
>>> other languages, BBX (Business Basic) for example.  It may be that 
>>> because BBX did not use Microsoft compilers, it has been out longer 
>>> than Microsoft has existed, that it doesn't have some limitations 
>>> built into the Microsoft compilers.  This of course raises the 
>>> question is there a free compiler, such as gcc, which could compile 
>>> Ruby without the thread lock problem?
>>
>> You can use cygwin's Ruby - this works as expected for me on a Win XP 
>> Home (and I guess also Pro):
>>
>> Robert@Babelfish2 ~
>> $ uname -a
>> CYGWIN_NT-5.1 Babelfish2 1.5.21(0.156/4/2) 2006-07-30 14:21 i686 Cygwin
>>
>> Robert@Babelfish2 ~
>> $ ruby -v
>> ruby 1.8.5 (2006-08-25) [i386-cygwin]
>>
>> Robert@Babelfish2 ~
>> $ cat x.rb
>>   require 'timeout'
>>   foo = nil
>>   status = Timeout::timeout(5) {
>>     foo = gets()
>>   }
>>   puts (foo)
>>
>>
>> Robert@Babelfish2 ~
>> $ ruby x.rb
>> /usr/lib/ruby/1.8/timeout.rb:54: execution expired (Timeout::Error)
>>         from /usr/lib/ruby/1.8/timeout.rb:56:in `timeout'
>>         from x.rb:3
>>
>> Robert@Babelfish2 ~
>> $ ruby x.rb
>> 12345
>> 12345
>>
>> I personally prefer cygwin on Windows boxes anyway because you have a 
>> nice shell, environment etc.
>>
>> Kind regards
>>
>>     robert
> 
> I just tried this on Cygwin using Ruby 1.8.4 and still have the same 
> problem I had with the Windows version.  It still waits for I/O and 
> status is the same as the input.  Neither is what I am looking for.


I found out that Cygwin for some reason had not installed Ruby and was 
using the Windows version.  I reinstalled Ruby and got the same output 
as Robert.  Now I guess the next thing is to figure out how to catch the 
exception and figure out why status seems to have no meaning.