Subj : Re: newbie question [C language]
To   : comp.programming
From : Peter Nilsson
Date : Wed Jul 06 2005 11:56 pm

Randy Howard wrote:
> osmium wrote:
> > "Fred_NacH" writes:
> >> I was wondering, how to retrieve the size/length of a file by only using
> >> the ansi functions...
> >
> > This one often causes a lot of controversy, some people say there is a
> > (usually unnamed) system on which it won't work or at least there *could
> > have been* a system on which it wouldn't work if such a system had been
> > built.
> >
> > Open the file in *binary* mode, seek to end of file, and use ftell() to see
> > where you are.  If you like acrimony and pedantry, look around on Usenet for
> > these discussions which flare up from time to time.
>
> I wonder if you have ever tried it on fat binaries under OS X.
> I suspect not.

I haven't used an OS X based mac, but in system 7 days, fopen() on most
C implementations would only open the data fork, irrespective of
whether
it was binary or not. So I think you're talking about a different issue
relating to fopen, rather than ftell.

-- 
Peter

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