[GRASS-user] Re: Installing r.area

[Markus Neteler]

On Tue, Jul 27, 2010 at 12:58 PM, LeeDaniel <Lee.Daniel.1986 at gmail.com> wrote:
>
> Thanks for the replies! I've tried it out and here are my responses to the
> suggestions:
>
> @ Markus - Downloaded the script and put it in my scripts folder, made it
> executable and made it assigned rights to myself.

[the next release will include it]

> Just as a test I tried
> opening it as a GUI and, lo and behold, it worked. However, it couldn't find
> my add-on path,

Yes, by default it is undefined which is bad IMHO. I'll fix that to $GISBASE
with a parameter to change it optionally.

> of course, when I tried to add r.area. So I went to the
> terminal and entered:
>
> export GRASS_ADDON_PATH?$GISBASE

? -> =

> g.extension r.area
>
> Now things looked good. It did the following:
>
> Fetching <r.area> from GRASS-Addons SVN (be patient)...
> A    r.area/main.c
> A    r.area/description.html
> A    r.area/Makefile
> Checked out revision 42910.
> - Great, got the files needed. Then it started compiling:
> Compiling <r.area>...
> mkdir -p /usr/src/packages/BUILD/grass-6.4.0RC6/bin.i686-pc-linux-gnu
> mkdir -p
> /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/include/grass
> mkdir -p /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/lib
> mkdir -p /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/bin
> mkdir -p /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/etc
> mkdir -p
> /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/driver
> mkdir -p
> /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/driver/db
> mkdir -p /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/fonts
> test -d OBJ.i686-pc-linux-gnu || mkdir -p OBJ.i686-pc-linux-gnu
> gcc -I/usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/include
> -O2       -DPACKAGE=\""grassmods"\"
> -I/usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/include -o
> OBJ.i686-pc-linux-gnu/main.o -c main.c
> main.c:19:23: fatal error: grass/gis.h: No such file or directory
> compilation terminated.

The include files have not been packaged which we/the packager
should change. Where did you get the binaries from? I have to
understand who's omission that is (GRASS itself or the packaging).


> make: *** [OBJ.i686-pc-linux-gnu/main.o] Error 1
> ERROR: Compilation failed, sorry. Please check above error messages.
> - So it looks like it was able to make a bunch of directories. I checked,
> they're there, new as of today. The entire directory of /usr/src/packages/
> is new. However, GRASS wasn't able to compile. I checked for
>
> /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/include/grass/gis.h
> since it seemed that it was looking for it and couldn't find it, and
> discovered that the directory
> /usr/src/packages/BUILD/grass-6.4.0RC6/dist.i686-pc-linux-gnu/include/grass/
> is completely empty. Could that be the problem?

Yes.

> I also tried using
> sudo g.extension r.area
> And got the usual error that I have to be in GRASS GIS to run the program. I
> didn't try starting GRASS as a super user because I don't want to do
> anything wrong and I also don't want it to install r.area only for super
> users.

sure.

> But that would be a nice way of loading add-ons, because it looks like I
> wouldn't have to have the source code all on my hard drive. Any idea why
> it's not working?

Because it has been only lightly tested.... we'll figure out!
Please answer to above question (binaries).

Markus