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files/fastdu

@@ -4,6 +4,7 @@ function helpexit() {
     echo "Display file/folder sizes like 'du', but faster and actual byte sizes"
     echo "Returns only the size as number"
     echo "  -h       Human readable units"
+    echo "  -s       Summary mode, otherwise each argument folder calculated separate"
     echo "  --help   This help"
     exit
 }
@@ -26,14 +27,31 @@ function filesize {
     }' || return $?
 }
 
-[[ -z "$1" ]] && what="."
-[[ "$1" = "-h" ]] && { HUMAN=1; shift 1; }
-[[ "$1" = "--help" ]] && helpexit
-
-SIZE=$( find $what "$@" -type f -printf %s"\n" | awk '{  sum += $1 } END { print int(sum)+0 }' )
-
-[[ "$HUMAN" -eq 1 ]] && {
-    filesize "$SIZE"
-    exit
+function displaysize() {
+  SIZE=$( find "$@" -type f -printf %s"\n" | awk '{  sum += $1 } END { print int(sum)+0 }' )
+  [[ "$HUMAN" -eq 1 ]] && {
+    SIZE=$( filesize "$SIZE" )
+  }
+  echo "$SIZE"
 }
-echo $SIZE
+
+# Get options
+what=()
+for (( i=1; i<=$#; i++ )); do
+  [[ "${!i}" = "--help" ]] && helpexit                                            
+  [[ "${!i}" = "-h" ]] && { HUMAN=1; continue; }
+  [[ "${!i}" = "-s" ]] && { SUMMARY=1; continue; }
+  what+=( "${!i}" )
+done                       
+[[ -z "${what[@]}" ]] && what="."
+
+if [[ "$SUMMARY" -eq 1 ]]; then
+  # Display one line
+  displaysize "${what[@]}"
+else
+  # One size for each argument
+  for dir in "${what[@]}"; do
+    printf "%s\t%s\n" "$( displaysize "$dir" )" "$dir"
+  done
+fi
+