workan on da changeport

custom_bin/changeport.sh

@@ -19,14 +19,14 @@ function subprocess() {
     fi
 
     sel=$tty+1
-    ret="${devarr[$sel]}" # set dat ret global var here
+    eval "$1=${devarr[$sel]}" # set dat ret global var here
 } 
 
 if [ ! -z "$1" ]; then
     ret="$1"
 else
     ret="" # make this a global so it can be updootewd from inside function
-    subprocess
+    subprocess ret
 fi
 
 export ESPPORT="$ret"