(handle-exceptions
  x
  (begin
    (display "went wrong")
    (newline)
    (pp (request-uri (car ((condition-property-accessor 'exn 'arguments) x))))
    (newline)
    (newline)
    (pp (condition->list x))
    (newline))
  (nth-value 2
	     (call-with-response
	       (make-request uri: (uri-reference "http://knodium.co"))
	       (lambda (p) (display "writing") (newline) #f)

	       (lambda (p) (display "reading")(newline)#f)))
  )

#;27> (load "/tmp/test.scm")
; loading /tmp/test.scm ...
writing
went wrong
#<URI-common: scheme=http port=#f host="knodium.co" path=() query=() fragment=#f>


((exn (arguments (#<request>))
      (message "Maximum number of redirects exceeded")
      (location send-request))
 (http)
 (redirect-depth-exceeded
   (uri #<URI-common: scheme=http port=#f host="www.knodium.com" path=(/ "") query=() fragment=#f>)))


-----
http-client.scm: 

(let ((new-uri (header-value 'location (response-headers response))))
             (if (or (not (max-redirect-depth)) ; unlimited?
                     (< redirects (max-redirect-depth)))
                 (loop attempts
                       (add1 redirects)
                       (update-request req uri: (uri-relative-to
                                                 new-uri (request-uri req))))
                 (http-client-error 'send-request
                                    "Maximum number of redirects exceeded"
				    (list req)
                                    'redirect-depth-exceeded
                                    'uri new-uri))))