[vdr] Re: Error handling vs. user friendliness.

[Klaus Schmidinger <Klaus.Schmidinger@cadsoft.de>]

Reiner Buehl wrote:
> > > Oh, you misunderstood me.  I _want_ emergency exits for 
> > _fatal_ errors
> >
> > > like not finding a channels.conf or or not finding any 
> > input devices or
> >
> > > some such.  But a bad timers entry is not a fatal error.
> > Well, then what about just dropping offending lines in channels.conf
> > and timers.conf? With log messages, of course...
>
> I would definitly prefere it if VDR would behave like you 
> suggest here. I do agree with most people here that suggested
> to be more cautious with fatal exits. In case of offending
> channels.conf and timer.conf lines a log message and ignoring
> or commenting of the line is sufficient. In terms of no signal
> conditions I would also prefere a more to the point log message
> and not a endless restart circle. Maybe a differentiation
> between fatal and restart required exits would make sense.
> If these two would have different exit codes, runvdr could stop 
> in case of a fatal error and log files would not fill up with
> endless restarts and in case of a restart required exit runvdr
> could reload the drivers or whatever and do the restart.
>
> Best regards,
> Reiner.
From 'man vdr':

EXIT STATUS
       0      Successful program execution.

       1      An error has been detected which requires the DVB driver and vdr
              to be reloaded.

       2      An non-recoverable error has been detected, vdr has given up.


Klaus