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Date: Sun, 18 Mar 2012 20:10:43 +0100
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: ftell() fails on files in shared folders
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On Mar 18 20:54, Yuri Gribov wrote:
> Corinna,

Please, don't http://cygwin.com/acronyms/#TOFU
Thanks.

> > Corinna,
> >
> > Thanks for your answer!
> >
> >> Wrong style.
> >
> > Yeah, I know but it worked this time and it's so handy to just use
> > good ol' DOS paths...
> >
> >>  $ ./a ./test.bin
> >>  success
> >>  $ ./a //this-machine/c\$/cygwin/home/corinna/test/bin
> >>  success
> >>  $ ./a //other-machine/c\$/cygwin/home/corinna/test/bin
> >>  success
> >
> > Note that you used "test/bin" instead of test.bin in last two examples

No, that was a typo.  I used test.bin.

> > but this shouldn't make any difference provided that you have test
> > folder and no test/bin folder in your $HOME.
> >
> > Interesing, I just did exactly same and it failed:
> >  gribov DOT y AT s-cw-head ~/build/upc/opt
> >  $ ./a.exe //s-cw-head/c\$/test.bin   # <- same node
> >  success
> >
> >  gribov DOT y AT s-cw-head ~/build/upc/opt
> >  $ ./a.exe //s-cw-node01/c\$/test.bin   # <- different node
> >  ftell(p) == sizeof(data) failed at io.c:29
>
> Is your $HOME shared across all your nodes? Can you try running on c$/test.bin?

No.  In my examples ./test.bin and
//this-machine/c\$/cygwin/home/corinna/test.bin refer to the same file,
//other-machine/c\$/cygwin/home/corinna/test.bin is a file on another
machine.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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