Call for help on inotify replacement for non-Linux

Thiago Macieira thiago at
Mon Mar 3 17:28:06 GMT 2008

On Monday 03 March 2008 18:12:35 Sebastian Trüg wrote:
> On Monday 03 March 2008 17:58:42 Thiago Macieira wrote:
> > On Monday 03 March 2008 17:31:47 Sebastian Trüg wrote:
> > > For nepomuk I implemented a kded module that monitors file operations
> > > like rename and delete and updates the metadata accordingly. The
> > > problem is that it depends on inotify which is linux-only. Sadly I
> > > cannot use KFileWatch since I need move signals that include both the
> > > source and the dest URL.
> > >
> > > Question is: how can this be implemented for WIN or MAC and can we
> > > extend KDirWatch to emit these signals and who can help with that?
> >
> > How about the systems where inotify is not present, like older Linux, or
> > Solaris or the BSDs?
> exactly. How can it be handled there?

Using QFileSystemWatcher. On the BSDs, you'll need to use kqueue. On Solaris, 
I have no idea.

> > Why didn't you use QFileSystemWatcher? Or instead extend KDirWatch like
> > you needed it to?
> That is exactly what I am asking about: extending KDirWatch. I just would
> like some help with that. At the time when I implemented it, it was way
> faster to get it running with inotify than to understand KDirWatch
> completely. Especially since then I would have had to implement the stuff
> for non-inotify systems, too.

That sounds like reimplementing both QFileSystemWatcher and KDirWatch.

Best option here is to fold your modifications into KDirWatch and write the 
necessary implementations for other systems.

  Thiago Macieira  -  thiago (AT) - thiago (AT)
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