[GRASS-dev] r.le--after some fixes still needs work

[Glynn Clements]

Hamish wrote:

> Oh & by the way, the reason that r.le.setup was hanging on this call:
> 
>   G_system("d.frame -e")
> 
> 
> was probably because the graphics driver was open when that call was
> made, and d.frame can't run until the graphics driver is closed
> again. So d.frame was both waiting for the driver to close and halting
> r.le.setup in the middle, so the driver couldn't close.

Note that the above call is essentially equivalent to:

	Dscreen();

BTW, r.le.setup shouldn't be calling R_*/D_*/D* functions. Modules
which use the display are supposed to be called d.<something> (e.g. 
d.le.setup), not r.<something>.

-- 
Glynn Clements <glynn at gclements.plus.com>