ask for non-free software

lib/check.sh

@@ -49,7 +49,7 @@ function install()
 
     if [ "$UID" != "0" ]; then 
         echo " Only root can execute this script, sorry."
-        echo " Try 'sudo $@'"
+        echo " Try 'sudo $0 $@'"
         exit 0
     fi
     
@@ -57,7 +57,15 @@ function install()
     then
         echo "rar installed."
     else
-        rarInstall
+        read -p "Do you want to install non-free software? (rar, unrar) [Y/N]: " PRIVSOFT
+            case ${PRIVSOFT} in
+                y|Y)
+                    rarInstall;;
+                n|N)
+                    echo -e "\nOnly will install free software.\n";;
+                *)
+                    echo -e "Options: 'Y' or 'N': ";;
+            esac
     fi
         
     if [ -x "$(command -v apt)" ]