On 4 Gru, 17:58, Tim Pease <tim.pe... / gmail.com> wrote:
> On Dec 3, 2007 5:32 PM, Judson Lester <nya... / gmail.com> wrote:
>
>
>
> > Jan,
>
> > You might look at popen3 in the standard library.  I don't think it quite
> > does what you need (since it returns an array if three pipes: stdin, stdout
> > and stderr for the subprocess) but the code is short if a little arcane, and
> > might point you in the right direction to figure this out.
>
> > Judson
>
> > On Dec 2, 2007 3:10 AM, Jan Koprowski <Jan.Koprow... / gmail.com> wrote:
>
> > > Hi !
>
> > >   I try to run command system and get streams handlers to 0 (stdin),
> > > 1(stdout), 2(stderr), 3(myOwnStdIn1), 4(myOwnStdIn2). I do something
> > > like that in PHP by proc_open and table of pipes, but here I don't
> > > know how I can get handlers to process streams. I know that this code
> > > is bad but I think something like this:
>
> > > process =popen('command', 'w+');
> > > stdin = process.new(0, "w");
> > > stdout = process.new(1, "r");
>
> > > etc...
>
> > > But new is a static method. What i should to do ?
>
> Also take a look at open4 and systemu. You can find both at the
> codeforpeople project on RubyForge. They, too, will offer some good
> insight on what you want to do, though neither does precisely what you
> need.
>
> <http://rubyforge.org/projects/codeforpeople>
>
> Blessings,
> TwP

Thank You for respond. I know that I can use only 3 pipes. But I think
I can look for open4 and try to write something similar. Thanks !