On Tue, Jul 03, 2007 at 09:20:39AM -0400, Douglas Allan Tutty wrote: > On Mon, Jul 02, 2007 at 09:39:32PM -0500, Ron Johnson wrote: > > On 06/29/07 17:54, Douglas Allan Tutty wrote: > > >It sounds like the Log File System (LFS) that NetBSD is working on, or > > >the database-style of a mainframe where every 'file' is really a record > > >in a database where back copies are maintained until the space is > > >needed. > > > > No. It is file versioning, which OpenVMS has had since the late > > 1970s. > > That's what I meant by "database-style of a mainframe". It may not be > an actual database built on-top of a filesystem, but the ideas behind it > are the same. > > >Extremely useful, for every reason that OP mentioned. > > > > I agree. How does one implement it under *NIX? I've only _needed_ it a > couple of times and used Postgresql to do it. Having it available > simply would be useful and I would use it more. Under postgres, I had a > python CLI or dialog front-end. Ask for a copy of the file (default to > the most recent version) and you get a file to edit. Post that file > back to the system and it gets assigned a new version number that > integrates it into the version tree. I.e. if the current version was 3 > and I requested version 2 to edit, when posted it became version 2.1. > The files existed in a directory in the user's home directory and it was > up to the user to not go and edit a file directly.
Perhaps WebDAV and subversion will do the trick then? IIRC webdav should be available somewhere as a fuse filesystem. So if you set up a subversion server with mod_dav, mod_dav_fs and mod_dav_svn and point your FUSE filesystem at it, it might just work? Just my 2p.. (or 5 øre with the wrong exchange rate...) -- Karl E. Jorgensen [EMAIL PROTECTED] http://www.jorgensen.org.uk/ [EMAIL PROTECTED] http://karl.jorgensen.com ==== Today's fortune: You don't have to know how the computer works, just how to work the computer.
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