On Dec 11, 2007 6:37 PM, Mike Garrison <[EMAIL PROTECTED]> wrote: > So I have a question regarding hardlinks. > > I know that hardlinks work properly if they are in the same directory. > I know it fails if it's to a different directory hierarchy. When you > attempt to do a hard link across directory boundaries, it returns: > EXDEV (Invalid cross-device link) > > This breaks OpenSSH's sftp if you are attempting to move files. A > rename of './blah/testfile' to './testing' will result in a failure. > Essentially, you can't move files around. You can only rename them in > the same directory via sftp. > > I can see returning EXDEV for links across a VOLUME, since then you're > going across devices, but why does OpenAFS return EXDEV for stuff on > the same volume? Is there a reason that EXDEV instead of, say > EOPNOTSUPP? >
Most things (mv) usefully handle EXDEV; Basically nothing handles EOPNOTSUPP.
