From: x1 <caldridge@...>
Date: 2006-11-25T11:55:41+09:00
Subject: Re: setting environment variables...

agreed.

Works on win32 also:

irb#1(main):011:0> ENV['time'] = Time.now.to_s and system('set|find "time"')
time=Fri Nov 24 21:55:23 -0500 2006
=> true

On 11/24/06, El Gato <wmwilson01@gmail.com> wrote:
> Paul Lutus wrote:
> > ara.t.howard@noaa.gov wrote:
> >
> > / ...
> >
> >>> You cannot do this.
> >>
> >> why not?
> >>
> >>    harp:~ > ruby -e'  ENV["VAR"] = 42.to_s;  system "env|grep VAR"  '
> >>    VAR=42
> >>
> >> the environment is definitely shared.  did i mis-understand?
> >
> > My reply was based on his diagrammed effort to use one system call to
> > refer
> > to another system call:
> >
> >>> if i use (in ruby app:)
> >>> system(" RSWF_C=1; export RSWF_C" )
> >
> >>> is this available to all other scripts called from this
> >>> master ruby script?
> >
> > The answer is obvious, and I provided it.
> >
> > If instead his goal can be met by setting ENV variables within Ruby,
> > then
> > that solves the problem. But before suggesting this, I asked that the OP
> > first explain what he is trying to do.
>
>
> Gee, I thought it was quite obvious that he was trying to export a shell
> variable.  Was it not at least somewhat obvious to you?  His first
> paragraph was relatively straightforward about that.  Anyways, my point
> is that you probably could've just gone ahead and given him the answer
> -- it would've added a mere 20 chars (max) to your post and been at
> least 100 times more helpful.  I dread the day when all of the Ruby hype
> turns this community into the elitist/hostile environment that exists
> for so many other languages.
>
> --
> Posted via http://www.ruby-forum.com/.
>
>