From: Glenn Jackman <glennj@...>
Date: 2010-09-15T02:35:08+09:00
Subject: Re: How does one get an absolute absolute file path?

At 2010-09-14 11:35AM, "James Byrne" wrote:
>  Robert Dober wrote:
> > On Tue, Sep 14, 2010 at 5:05 PM, James Byrne <byrnejb@harte-lyne.ca> 
> > wrote:
> >>
> >>
> >> /home/me/projects/tmp/testing/lib/library
> >>
> >> which fails because there is no /home/me/projects/tmp/testing/lib
> >> directory.
> >>
> >> My question is: Is there any way to obtain the absolute path for
> >> __FILE__ such that it returns the path to its actual location and not
> >> one that includes any logical links?
> > 
> > File.expand_path( File.dirname( __FILE__ ))
> > normally does the trick for me.
> > 
> > HTH
> > R.
>  
>  This construction returns the logical link as part of the path. I want 
>  the actual file system path to the script ignoring the logical link.

By "logical link" I assume you mean symbolic link -- I've never heard of
a logical link.

You want the pathname package:

    require 'pathname'
    path = Pathname.new(__FILE__)
    p path.realpath

-- 
Glenn Jackman
    Write a wise saying and your name will live forever. -- Anonymous