#!/bin/sh
# Compare files between two directories

Dir1=$1
Dir2=$2
for file in $Dir1/*; do
				       name=${file##*/}
    if [[ -f $Dir2/$name ]]; then
	        echo "$name exists in both directories"
			    fi
done

# way with less coding
comm -12 <(ls -F $1) <(ls -F $2)