Better Error Handling

[kix]

In the event of a user trying to burn to media that cannot be written to, or using drives that don't support writing; the error messages generated are not very informative. (Messages such as "Insert a Blank Disc" are currently generated, irrespective of the actual cause of error)

It would be useful to detect different types of such errors and display appropriate error messages.

[scdbackup]

You mean the code in directory test here ? If so, i'll accept part of this ticket:

burniso.c should be better by now,

blank.c is now in tests with appendable CDs

devices.c will be next.

[pygi]

He meant libburn itself.

[scdbackup]

I will work near the signal handler of cdrskin soon and will at that occasion evaluate its usability for migration into libburn. That would be a big improvement for simple apps. Elaborate apps will want to do their own error handling and rather have API functions to get out of libburn-specific mess (including a *drive reset*).

The upward error wiring is non existent and substituted by assert() driven suicide-on-error handling.

In general libburn should get an encapsulated libburn object which contains any state variable of the library instance. Such a thing will have to provide decent error communications from start. It should also be able to cohabitate with other libburn instances within the same process. (Not my desk. I would always do this on process-to-process level. Decoupling is good.)

[scdbackup]

See also #74

[scdbackup]

Meanwhile there is upward error message transport via libdax_msgs.[ch]

API: burn_msgs_set_severities(), burn_msgs_obtain()

and a builtin optional signal handler.

API: burn_set_signal_handling(), burn_abort_handler_t

[scdbackup]

I think this meanwhile has improved enough to close the ticket.

[pygi]

Milestone 0.2.8 deleted

[carlisle1981]

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