FIX: provide restore0Dir function to fix issue #159

- makes it easier to ensure the correct behaviour, consistently

tutorials/lagrangian/simpleReactingParcelFoam/verticalChannel/Allclean

@@ -5,10 +5,10 @@ cd ${0%/*} || exit 1    # Run from this directory
 . $WM_PROJECT_DIR/bin/tools/CleanFunctions
 
 # remove old time and post-processing directories
-rm -rf 0 *[1-9]* processor* postProcessing
+\rm -rf 0 *[1-9]* processor* postProcessing
 
-# copy 0.org to 0
-cp -r 0.org 0
+# restore 0/ directory from 0.org/
+\cp -r 0.org 0
 
 cleanCase
 

tutorials/lagrangian/simpleReactingParcelFoam/verticalChannel/Allrun

@@ -4,15 +4,14 @@ cd ${0%/*} || exit 1    # Run from this directory
 # Source tutorial run functions
 . $WM_PROJECT_DIR/bin/tools/RunFunctions
 
-rm -rf 0
-cp -rf 0.org 0
+restore0Dir
 
 runApplication blockMesh
 
 runApplication potentialFoam
 
 # remove incompatible (volumetric) flux field
-rm -f 0/phi
+\rm -f 0/phi 2>/dev/null
 
 runApplication $(getApplication)