[#149] Rename duh to dut

modules/utility/functions/dut

@@ -0,0 +1,29 @@
+#
+# Displays the grand total disk usage using human readable units.
+#
+# Authors:
+#   Suraj N. Kurapati <sunaku@gmail.com>
+#   Sorin Ionescu <sorin.ionescu@gmail.com>
+#
+
+function dut {
+  (( $# == 0 )) && set -- *
+
+  if grep -q -i 'GNU' < <(du --version 2>&1); then
+    du -khsc "$@" | sort -h -r
+  else
+    local line size name
+    local -a record
+
+    while IFS=$'\n' read line; do
+      record=(${(z)line})
+      size="$(($record[1] / 1024.0))"
+      name="$record[2,-1]"
+      printf "%9.1LfM    %s\n" "$size" "$name"
+    done < <(du -kcs "$@") | sort -n -r
+  fi
+}
+compdef _du dut
+
+dut "$@"
+