[Ardour-Dev] ardour sessions and write permissions

[Fernando Lopez-Lezcano]

On Fri, 2009-09-25 at 12:12 -0400, Paul Davis wrote:
> On Fri, Sep 25, 2009 at 10:47 AM, Fons Adriaensen <fons at kokkinizita.net> wrote:
> > Read-only sessions are somthing I want badly as well.
> >
> > I things can be modified but not saved that would be
> > perfectly acceptable to me. What could go wrong if
> > you just allow a session to start without write
> > access ? Does Ardour depend on being able to write
> > as long as you don't save or record ?
> 
> it doesn't depend on it for functionality, but it does have the
> assumption at present that you have write permission for the session
> file, the "instant.xml" file and potentially the session directory.
> 
> there has been a feature request for this in mantis for at least 3 or
> 4 years, and i agree that it would be useful. don's patch is a quick
> fix for those who really need it, but doing it correctly will involve
> a bit more work. we basically need to discover whether we have write
> access when we open the session, set some session-wide flag, and obey
> that flag both when opening files and when potentially saving state.
> its not huge.

For teaching purposes it would be huge. I imagined it was not _that_
easy...

I'll try to try the patch posted in a local build. 
-- Fernando