when asking for a CSR country code, give the user a list

setup/functions.sh

@@ -142,3 +142,14 @@ function input_box {
 	result=$(dialog --stdout --title "$1" --inputbox "$2" 0 0 "$3")
 	result_code=$?
 }
+
+function input_menu {
+	# input_menu "title" "prompt" "tag item tag item" VARIABLE
+	# The user's input will be stored in the variable VARIABLE.
+	# The exit code from dialog will be stored in VARIABLE_EXITCODE.
+	declare -n result=$4
+	declare -n result_code=$4_EXITCODE
+	local IFS=^$'\n'
+	result=$(dialog --stdout --title "$1" --menu "$2" 0 0 0 $3)
+	result_code=$?
+}