testiung for release 3

custom_bin/changeport.sh

@@ -1,16 +1,21 @@
 function subprocess() {
     echo -e "\nChanging ESPPORT\n"
-    echo -e "TTY devices found in dmesg:"
+    echo -e "\nChecking for Serial Devices in dmesg\n"
     COUNTER=0
     devarr=()
     for line in $(dmesg | tail -50 | grep -o -E "tty[A-Z]{3}[0-9]{0,2}" | sort -u); do
-                    echo "$COUNTER  /dev/$line"
+                    echo -e "$COUNTER  /dev/$line"
                     devarr+=("/dev/$line")
                     COUNTER=$((COUNTER+1))
     done
-
-    echo -e "\nEnter TTY Number You'd Like:"
-    read tty
+    
+    if [ $COUNTER -gt 0 ]; then
+        echo -e "\nEnter TTY Number You'd Like:"
+        read tty
+        ttyselect=$devarr[(($tty+1))]
+    else 
+        echo -e "\nNo Serial Devices Found, Select one later with 'changeport'\n"
+fi
 
     sel=$tty+1
     eval "$1=$devarr[$sel]"