From: Robert Klemme <shortcutter@...>
Date: 2009-08-22T02:30:27+09:00
Subject: Re: ruby thread and gets

On 21.08.2009 19:10, Im still wrote:
> [Note:  parts of this message were removed to make it a legal post.]
> 
> Hi all
> I'm trying to run two thread at one time in a program.
> And one of them will receive user inputting msgs by gets().
> another one will do something else at the same time.
> they don't communicate each other.
> 
> like this :
> 
>        thread_a =  Thread.new{
>               loop do
>                    puts "please enter blah blah"
>                    msg = gets
>                    #do something
>               end
>       }
>       thread_a.join
>       thread_b = Thread.new{
>                loop do
>                      #do other things maybe  puts "im running im running
> ....."
>                end
> 
>      }
>      thread_b.join
> 
> but when thread_a runs gets waiting for user input, whole program will be
> paused waiting for this, I mean thread_b will not working.
> How can I handle this ?

You are using threads like ordinary functions: you start a thread and 
wait for it to finish before you start the next one.  You should move 
thread_a.join after the start of thread_b.

> Do I have to do this by running multi process?

No.

Kind regards

	robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/