[SAGA-RG] adapter should mkdir working_directory?

[Hartmut Kaiser]

> I'm Yutaka Kawai @KEK, woriking for SAGA adapter implementation for
> NAREGI and PBS.
> 
> I have a question about adapter behavior for working_directory. If a
> user specify a working_directory in the job description but the
> directory does not exist, what is the suitable adapter's behavior?
> Should the adapter throw "DoesNotExist"? or mkdir the directory for the
> job? In the case of the current NAREGI, it mkdir the working directory
> in constructing its WFML. On the other hand, PBS does not. I want to
> decide whether adapters absorb the difference or not. Could you tell me
> the case of LFC also?

I'm not aware of any rule implemented by all existing job adaptors, but I
think creating the directory is a viable solution as it improves the users
experience and makes SAGA easier to use. 

Regards Hartmut