add input file check

benchmarks/sampling_ecal/sim_emcal_barrel_electrons.sh

@@ -36,7 +36,7 @@ if [[ "$?" -ne "0" ]] ; then
   exit 1
 fi
 
-ll -h ${CB_EMCAL_GEN_FILE}
+ls -lh ${CB_EMCAL_GEN_FILE}
 
 # Run geant4 simulations
 npsim --runType batch \