[GRASS-user] Re: [GRASS-dev] Re: [GRASSLIST:962] Re: GRASS and vector lines: how can I change the direction of digitized lines?

[Hamish]

> which print to stderr things that should go stdout instead.

data -> stdout   (e.g. d.where)
messages -> stderr
errors/warnings -> stderr

by making "messages" use G_message() we can potentially turn them off
with an enviro variable without turning off errors/warnings.



Hamish