From: "Nation, Carey" <Carey.Nation@...>
Date: 2008-03-15T01:08:22+09:00
Subject: Re: File.size? incorrect for big files?

That did it!  Thanks!

-----Original Message-----
From: Daniel Berger [mailto:djberg96@gmail.com] 
Sent: Thursday, March 13, 2008 3:35 PM
To: ruby-talk ML
Subject: Re: File.size? incorrect for big files?



On Mar 13, 12:59 pm, "Nation, Carey" <Carey.Nat...@turner.com> wrote:
> Hi,
>
> I've written a script to monitor some files stored on our network.  The
> files range from a few hundred MB to 20-50g.  Above a certain point
> which I haven't really narrowed down yet, the file sizes start being
> reported incorrectly from my script.  It's as if the routine that does
> the system query is using a 32 bit thing for the size and it's getting
> truncated as integers do. Some files actually come back with a negative
> size.  The data type that ruby is using is perfectly capable of holding
> the size of the files.  I've tried File.size? and FileUtils.size?, so
> I'm somewhat at a loss short of writing an extension. Any ideas?
>
> The script is running on windows, querying the files via UNC paths
> through a samba share on linux.

It's a bug in Ruby.

The win32-file library fixes it.

require 'win32/file' # Do this first
File.size(some_big_file)

Regards,

Dan