[GRASS5] d.legend and d.out.png

[Hamish]

> A couple of modules initialise opt->answer dynamically (e.g. based
> upon the current region or information stored on the selected
> monitor). In that situation, if commands are remembered (scripting,
> command history), there's a difference between omitting an option and
> explicitly supplying the default value.


d.what.vect in 5.7 seems to do the right thing.

If you type: 'd.what.vect'

 - If there is no vector displayed you get a GUI asking for one
 - if there is one, it automatically goes into query mode



Hamish