On Tue, 2008-02-19 at 03:30 -0500, Robert P. J. Day wrote: > On Tue, 19 Feb 2008, Kevin J. Cummings wrote: > > > Robert P. J. Day wrote: > > > On Mon, 18 Feb 2008, Kevin J. Cummings wrote: > > > > > >> Timothy Murphy wrote: > > > > > >>> I have heard of "mount -o loop". But the instructions say one > > >>> should insert a DVD, which I take to mean that one should insert a > > >>> DVD. > > >> They ask you to insert a DVD so that its filesystem can be mounted > > >> and you can access the files on that DVD. > > >> > > >>> This is not always - or even usually - equivalent to "mount -o loop". > > >> huh? Its almost always the same. Unless you are using the DVD for > > >> something non-standard. (years ago I used to write .tar files > > >> directly to floppy media. I suppose you could arrange to use a DVD > > >> in the same fashion, but most people don't.) Most DVDs contain ISO > > >> (or UDP) filesystems (which for the sake of this argument are > > >> equivalent). > > > > > > i would disagree. with a physical DVD, you're mounting a block > > > device, while you'd mount with "-o loop" if you're mounting a regular > > > file that happens to be an ISO image. let's not confuse the two. > > > > I'm not confusing the two. With a DVD, the ISO is burned to the > > disk. You could always recover it via "cat /dev/dvd > image.iso" (or > > something similar for your device name). Both are ultimately an ISO > > image. Only the container (and as you said the actual mount > > options) differ. I guess you like to split hairs. > > heh. what part of "pedantry" is confusing you? :-) > > rday Thanks, Robert, This gave me a real chuckle. Regards, Les H
