From: Judson Lester <nyarly@...>
Date: 2007-12-04T09:32:02+09:00
Subject: Re: Using popen with 0,1,2,3,4 streams

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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.Koprowski@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 ?
>
>


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