find prints wrong file size for files >2GB

Yitzchak Scott-Thoennes sthoenna@efn.org
Mon Dec 6 19:05:00 GMT 2004


On Mon, Dec 06, 2004 at 04:27:54AM -0800, Brian Dessent wrote:
> Yitzchak Scott-Thoennes wrote:
> 
> > Now wait a minute; that was *my* testcase!  Oh, well.
> > I hearby place that code in the public domain; retroactively for
> > Jacek Trzmiel's benefit.
> > 
> > Would a truncate.exe be welcome in one of the cygwin packages?  I
> > kind of thought there was one on some unixes but a search didn't
> > turn up anything.
> 
> There's no need for a special purpose program to do this.  'dd' has this
> capability among many others:
> 
> dd if=/dev/zero bs=1 count=0 seek=2G of=filename

Can that work in place (just modifying a file without creating another)?

How would you extend/shorten an existing file using that?



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