(rupi-valid? rc)

rupi-valid tests if a rupi-client connection is valid, e.g. not refused by server of timed out.

Parameter	Description
rc	Rupi client to check

Example

Example 1: Example of a login procedure, that tries to login twice and then fails.

(let* ((rc (rupi-client 0 rupi:key rupi:addr rupi:port))
       (login (store-ref store "Key"))
       (success2 (rupi-cmd rc "LOGIN" login (number->string (system-buildepoch)) (host-name)))
       (success (if (rupi-valid? rc) success2
         (rupi-cmd rc "LOGIN" login (number->string (system-buildepoch)) (host-name))
       ))) 
  (if success
    (begin (display "success") #t)
    #f
  ))