From: "Kurt M. Dresner" <kdresner@...>
Date: 2003-08-17T08:13:50+09:00
Subject: Re: fork and modifying variables inside the new process

Actually it turns out I don't need that, I'm ok.

sorry,

Kurt

On Sun, Aug 17, 2003 at 08:09:20AM +0900, Kurt M. Dresner wrote:
> The problem is that I want to call exec inside the new process, as well
> as being able to send it things like SIGSTOP and SIGCONT.
> 
> Is there a way I can do this?
> 
> -Kurt
> 
> On Sun, Aug 17, 2003 at 07:57:51AM +0900, mgarriss wrote:
> > Kurt M. Dresner wrote:
> > 
> > >irb(main):001:0> a = true
> > >=> true
> > >irb(main):002:0> fork do
> > >irb(main):003:1* a = false
> > >irb(main):004:1> end
> > >=> 2525
> > >irb(main):005:0> a
> > >=> true
> > >
> > >
> > >Why is this so?  What is the point of having my mutexes if I can't
> > >manipulate the data anyway?
> > >
> > >-Kurt
> > >
> > >
> > > 
> > >
> > Fork creates a whole new heavy process.  I think you are looking for 
> > Thread.  Try something like:
> > 
> > Thread.new {
> >    a = false
> > }
> > 
> > 
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> 
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