[R-sig-Geo] a problem with g.gisenv while running grass from R via spgrass6 on macosx

[Massimo Di Stefano]

the path should be :

/Application/GRASS-6.4.app/Contents/MacOS

epy$ ls
AUTHORS			bin			grass.sh
CHANGES			bwidget			include
COPYING			docs			lib
GPL.TXT			driver			man
GRASS			etc			scripts
REQUIREMENTS.html	fonts




Il giorno 22/nov/2010, alle ore 16.49, Roger Bivand ha scritto:

> On Mon, 22 Nov 2010, Jan Verbesselt wrote:
> 
>> Hi,
>> 
>> I am trying to run grass from R via the spgrass6 package on MacOSx while
>> following this nice Wiki. I have installed the spgrass6 package from source
>> on mac. grass-6.4 is also installed via the great website of KingChaos (
>> http://www.kyngchaos.com/software/grass).
>> 
>>> library(spgrass6)
>> Loading required package: sp
>> Loading required package: rgdal
>> Geospatial Data Abstraction Library extensions to R successfully loaded
>> Loaded GDAL runtime: GDAL 1.7.2, released 2010/04/23
>> Path to GDAL shared files:
>> /Library/Frameworks/GDAL.framework/Versions/1.7/Resources/gdal
>> Loaded PROJ.4 runtime: Rel. 4.7.1, 23 September 2009
>> Path to PROJ.4 shared files: (autodetected)
>> Loading required package: XML
>> GRASS GIS interface loaded with GRASS version: (GRASS not running)
>> 
>> when trying the following:
>>> loc <- initGRASS("/Applications/GRASS-6.4.app", home=tempdir())
> 
> What this is saying is that the string is not "the directory path to GRASS binaries and libraries" for your platform. For me:
> 
>> list.files("/home/rsb/topics/grass/g640/grass-6.4.0")
> [1] "AUTHORS"           "bin"               "bwidget"
> [4] "CHANGES"           "COPYING"           "docs"
> [7] "driver"            "etc"               "fonts"
> [10] "GPL.TXT"           "include"           "lib"
> [13] "man"               "REQUIREMENTS.html" "scripts"
> [16] "tools"
> 
> so when you see something similar for the directory path on your system, you will have found the incantation.
> 
> If you don't make progress, please consider moving this thread to the grass-stats list:
> 
> http://lists.osgeo.org/mailman/listinfo/grass-stats
> 
> where there may be users with the same platform.
> 
> Roger
> 
>> 
>> I obtain the following error:
>> /bin/sh: g.gisenv: command not found
>> /bin/sh: g.gisenv: command not found
>> /bin/sh: g.gisenv: command not found
>> /bin/sh: g.gisenv: command not found
>> /bin/sh: g.gisenv: command not found
>> Error in system(cmd0, intern = TRUE) : error in running command
>> Error in parseGRASS(cmd) : g.region not found
>> sh: g.region: command not found
>> 
>> Is there a solution?
>> 
>> I am learning GRASS at the moment to visualise and explore 3D terrestrial
>> point lidar datasets (las format) and analyse subsets via R.
>> 
>> Thanks,
>> Jan
>> 
>> 	[[alternative HTML version deleted]]
>> 
>> _______________________________________________
>> R-sig-Geo mailing list
>> R-sig-Geo at stat.math.ethz.ch
>> https://stat.ethz.ch/mailman/listinfo/r-sig-geo
>> 
> 
> -- 
> Roger Bivand
> Economic Geography Section, Department of Economics, Norwegian School of
> Economics and Business Administration, Helleveien 30, N-5045 Bergen,
> Norway. voice: +47 55 95 93 55; fax +47 55 95 95 43
> e-mail: Roger.Bivand at nhh.no
> 
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