[GRASS5] Re: r.flow: strange compile error M_PI

[Glynn Clements]

Markus Neteler wrote:

> I have tried to clean up the [M_]PI mess a bit,
> hope I got it right. It is now defined in include/gis.h.
> 
> Untouched (not sure how to solved this - precision):
> ./lib/vector/rtree/gammavol.c
> ./lib/vector/rtree/rect.c
> ./lib/vector/rtree/sphvol.c
> 
> ./lib/cdhc/as241.c
> ./lib/cdhc/cdh.f
> ./lib/cdhc/dagstndn.c
> 
> Unclear:
> ./vector/v.label/main.c
> which came with 3.1415926535897932384626433832795029L definition (changed to M_PI now).

Change all of them (except cdh.f) to use the definition from gis.h.

I'm quite certain that none of the ones which are using a
lower-precision definition really need it to have that exact value.

And v.label definitely doesn't need a "long double" definition.

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