Making carriage-return IFS global rather than subfunction specific

hash-files

@@ -5,6 +5,8 @@ md5_bin=$(which md5sum)
 mktemp_bin=$(which mktemp)
 DateTimeStamp=$(date +\%D_\%T)
 
+IFS=$'\n'
+
 set -a
 source .env 2>&1 > /dev/null
 set +a
@@ -23,16 +25,13 @@ write_log () {
 create_list_of_files () {
 #echo "=== Get list of files in $Working_Directory. ===
 #=================================================="
-	IFS=$'\n'
 	for file in $(find $Working_Fullpath -maxdepth 1 -type f); do
 		list_of_files+=( $file )
 	done	
 	write_log "List of files created successfully."
-	unset IFS
 }
 
 mdls_files () {
-	IFS=$'\n'
 	for file in $list_of_files; do
 		for line in $(mdls $file); do
 			mdls_key=$(printf "%s" $line | cut -d '=' -f 1)
@@ -49,13 +48,11 @@ mdls_files () {
 hash_files () {
 #echo "=== Hash files. ===
 #======================"
-	IFS=$'\n'
 	for file in ${list_of_files[@]}; do
 		hash=$($md5_bin $file | awk '{ print $1 }')
 		list_of_hashes+=( $hash )
 	done
 	write_log "Files hashed successfully."
-	unset IFS
 }
 
 create_csv () {
@@ -104,3 +101,4 @@ mdls_files
 #done
 
 
+unset IFS