From: Paul Lutus <nospam@...>
Date: 2006-09-20T10:35:11+09:00
Subject: Re: piping input when shelling out

Caio Chassot wrote:

> 
> On 2006-09-19, at 22:10 , Paul Lutus wrote:
>> The problem with File.popen() is that you want bidirectional
>> communication
>> with the child process, and AFAIK that doesn't offer it -- you can
>> either
>> read, or write, to the pipe, but not both.
> 
> Hmm, that's not cool. I'll run some tests, but looks like it's back
> to using tempfiles then.

Did you read my other post? Piping information to child processes is easy.

bigstring = (lots of data)

output = `echo "#{bigstring}" | child_program_name`

This has every advantage over using temp files.

-- 
Paul Lutus
http://www.arachnoid.com