[clean] : The usage output was organized.

build.sh

@@ -25,30 +25,18 @@ source plymouth-theme
 
 umask 0022
 
-_usage ()
-{
+_usage () {
     echo "usage ${0} [options]"
     echo
     echo " General options:"
-    echo "    -N <iso_name>      Set an iso filename (prefix)"
-    echo "                        Default: ${iso_name}"
-    echo "    -V <iso_version>   Set an iso version (in filename)"
-    echo "                        Default: ${iso_version}"
-    echo "    -L <iso_label>     Set an iso label (disk label)"
-    echo "                        Default: ${iso_label}"
-    echo "    -P <publisher>     Set a publisher for the disk"
-    echo "                        Default: '${iso_publisher}'"
-    echo "    -A <application>   Set an application name for the disk"
-    echo "                        Default: '${iso_application}'"
-    echo "    -D <install_dir>   Set an install_dir (directory inside iso)"
-    echo "                        Default: ${install_dir}"
     echo "    -w <work_dir>      Set the working directory"
     echo "                        Default: ${work_dir}"
     echo "    -o <out_dir>       Set the output directory"
     echo "                        Default: ${out_dir}"
     echo "    -p <password>      Set a live user password"
-    echo "                        Default: alter"
-    echo "    -b                 Enable boot splash."
+    echo "                        Default: ${password}"
+    echo "    -b                 Enable boot splash"
+    echo "                        Default: disable"
 #    echo "    -v                 Enable verbose output"
     echo "    -h                 This help message"
     exit ${1}