On Thu, 8 Mar 2007, Tim Pease wrote:

> On 3/8/07, Hanan Mneimneh <hanan_mneimneh / hotmail.com> wrote:
>> Hello
>> 
>> I installed open4, but when i tried samples I got the following error:
>> uninitialized constant fcntl::F_SETFD. why???  please note that I am 
>> working
>> on windows.
>> Thank in advance
>> 
>
> open4 will not work on Windows -- it is a Unix only library.For
> Windows there is popen4.
>
> http://rubyforge.org/projects/popen4/
>
> It does the same thing ... but for Windows.  Be forewarned that the
> possibility of blocking the program on a full pipe is very possible on
> the Windows platform. Ara and Tom Pollard had a good discussion about
> this last Thanksgiving.
>
> http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/9379

right, and the problem remains.  try

   gem install systemu

   http://rubyforge.org/projects/codeforpeople/
   http://codeforpeople.com/lib/ruby/systemu/

regards.

-a
-- 
be kind whenever possible... it is always possible.
- the dalai lama