On 9/19/07, Eric Blake <> wrote: > Scalzott, Todd <> writes: > > > > > I believe that this is part of CORE, which I have at 6.9-5. I did > > update to all of the latest just a short while ago and reverified the > > problem. > > There's no such thing as CORE in the cygwin distribution; you meant coreutils. > > > > > I've discovered what I believe to be a problem with "dd" on several > > different XP SP2 systems with Cygwin installed involving the usage of > > Windows' \\.\PhysicalDrive nomenclature. > > That's your problem. Cygwin is a Linux emulation, and use of Window's \\.\ > nomenclature is not guaranteed to work. Using the corresponding posix-y name > is more likely to succeed, in which case the bug is not in dd but in your > usage. > > > > > That is, reading from \\.\PhysicalDrive1 with the below command works > > flawlessly: > > dd if=^\^\.^\PhysicalDrive1 of=tmp.img bs=16384 > > That's an unusual quoting style; it certainly doesn't work under bash. Are > you > by chance trying this under cmd.com? In which case, why are you bothering > with > quoting? cmd.com passes \ through without the need for quoting. > > At any rate, what you probably wanted something more like this (less typing, > and no need for quoting, whether in cmd.com or bash): > > dd if=tmp.img of=/dev/sda bs=16K > > See http://cygwin.com/cygwin-ug-net/using-specialnames.html for more details. > > -- > Eric Blake > volunteer cygwin coreutils maintainer
I concur with Eric Blake. I have used dd, dd_rescue, aimage, and the sleuthkit under Cygwin using the /dev/sdX nomenclature. It works once you can figure out which /dev/sdX corresponds to which device+partition. -Jason -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/