Shane Hathaway wrote: >Mike Meyer wrote: > > >>On a completely different topic, this looks like the wrong way to solve >>the problem. You want to update a search engine based on changes to the >>underlying file system. The right way to do this isn't to just keep >>rescanning the file system, it's to arrange things so that your scanner >>gets notified of any changes made to the file system. I did something like >>this for my web site search engine, but that's hooked into the SCM that's >>used for propogating changes to the web site. I know someone is working >>on patches to the FreeBSD kernel to make this kind of thing work. It would >>seem that some of the "backup" facilities that worked by keeping a mirror >>of the disk on separate media would have to have used such hooks, but maybe >>not. >> >> > >I think you're right that filesystem change notification is what Carlos >needs. > >If you're interested in using Linux, Carlos, "inotify" is a new kernel >module that can notify your program of filesystem changes. It's not >folded into the mainline kernel yet, but it's a clean patch. > >http://www.edoceo.com/creo/inotify/ > >I don't know if Windows has anything like it. I'd be interested to hear >if it does. > >Shane > > As an alternative to inotify there's this http://oss.sgi.com/projects/fam/, with various libraries ( Perl, Python, etc ).
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