do not use empty input

git-svn-id: http://svn.osgeo.org/qgis/trunk@12914 c8812cc2-4d05-0410-92ff-de0c093fc19c
qgis · Feb 10, 2010 · dcf060a · dcf060a
1 parent 1378fa4
commit dcf060a
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/plugins/grass/qgsgrassmodule.cpp b/src/plugins/grass/qgsgrassmodule.cpp
@@ -2441,13 +2441,13 @@ QStringList QgsGrassModuleInput::options()
   // TODO: this is hack for network nodes, do it somehow better
   if ( mMapId.isEmpty() )
   {
-    opt = mKey + "=";
-
     if ( current <  mMaps.size() )
     {
-      opt.append( mMaps[current] );
+      if ( ! mMaps[current].isEmpty() )
+      {
+        list.push_back( mKey + "=" + mMaps[current] );
+      }
     }
-    list.push_back( opt );
   }
 
   if ( !mGeometryTypeOption.isNull() && current < mGeometryTypes.size() )