Finished the airplane-mode update script

update-airplane-mode.sh

@@ -1,4 +1,19 @@
 #!/bin/bash
+    # Retropie Airplane Mode scripts; allows for disabling and enabling wireless.
+    # Copyright (C) <2020>  <Brandon Hale>
+
+    # This program is free software: you can redistribute it and/or modify
+    # it under the terms of the GNU General Public License as published by
+    # the Free Software Foundation, either version 3 of the License, or
+    # (at your option) any later version.
+
+    # This program is distributed in the hope that it will be useful,
+    # but WITHOUT ANY WARRANTY; without even the implied warranty of
+    # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    # GNU General Public License for more details.
+
+    # You should have received a copy of the GNU General Public License
+    # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # DISCLAIMER: The Piboy DMG is made by ExperimentalPi. The authors of this script is not affiliated and does not own ExperimentalPi or the Piboy DMG. They are properties of their respective owners.
 
@@ -12,7 +27,11 @@
 
 RAM_DIR=~/RetroPie/retropiemenu/wireless
 RAM_OLD_DIR=~/RetroPie/roms/ports/wireless
-RAM_PIBOY_OSD=$(cat ~/RetroPie/retropiemenu/wireless/.config)
+# Only cat RAM_PIBOY_OSD if the .config file exists so no errors happen.
+if [ -e ~/RetroPie/retropiemenu/wireless/.config ]
+then
+    RAM_PIBOY_OSD=$(cat ~/RetroPie/retropiemenu/wireless/.config)
+fi
 
 RAM_INSTALL() {
 git clone https://github.com/brandflake11/Retropie-Airplane-Mode.git ~/RetroPie/retropiemenu/wireless