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I would bet he has a sony drive.


On Wed, 2004-12-15 at 17:30, Aditya Srinivasan wrote:
> On Wed, 15 Dec 2004, Geoffrey wrote:
> 
> > Geoffrey wrote:
> > > james at sumners.ath.cx wrote:
> > > 
> > >> You, sir, have a weird version of dd. dd works at the device level and
> > >> should not be able to read a device that is busy.
> > 
> > Two processes can access the same device.  Right now I've got the 
> > following running:
> > 
> > dd if=/dev/hdc of=foo.iso
> > dd if=/dev/hdc of=foo1.iso
> 
> In agreement.
> 
> No cdrom drive to test this with, instead ....
> To test this, I tried to read /dev/hda, as well as /dev/hda1 as root.
> dd if=/dev/hda of=/home/sriad/out
> 
> Since I could do this, although it is mounted, I guess dd would also be 
> able to read a mounted cdrom drive.
> The man page describes dd as 
> Copy a file, converting and formatting according to the options.
> 
> I can do this with a regular file
> dd if=foo of=bar
> 
> In addition dd apparently has the ability to read device files. 
> 
> --
> Thanks,
> sriad
> 
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