[GRASS-SVN] r55620 - grass-addons/grass6/raster/r.mess

[svn_grass at osgeo.org]

Author: pvanbosgeo
Date: 2013-04-04 03:53:49 -0700 (Thu, 04 Apr 2013)
New Revision: 55620

Modified:
   grass-addons/grass6/raster/r.mess/r.mess
Log:
Added a check for a R install

Modified: grass-addons/grass6/raster/r.mess/r.mess
===================================================================
--- grass-addons/grass6/raster/r.mess/r.mess	2013-04-04 08:06:12 UTC (rev 55619)
+++ grass-addons/grass6/raster/r.mess/r.mess	2013-04-04 10:53:49 UTC (rev 55620)
@@ -127,6 +127,12 @@
     exit 1
 fi
 
+## check for R
+if [ ! -x "$(which R)" ] ; then
+    g.message -e "<R> required, please install <R> first"
+    exit 1
+fi
+
 ## To parse the code into interactive menu
 if [ "$1" != "@ARGS_PARSED@" ] ; then
     exec g.parser "$0" "$@"