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(handler (tt-handler ttdat)) ;; the handler comes from our client setting a handler function
(handler-proc (lambda ()
(let* ((indat (deserialize))
(result #f)
(exn-result #f)
(stdout-result (with-output-to-string
(lambda ()
(let ((res (handle-exceptions
exn
(let* ((errdat (condition->list exn)))
(set! exn-result errdat)
(debug:print 0 *default-log-port* "ERROR: handler exception, these are bad, will exit in five seconds.")
(pp errdat *default-log-port*)
;; these are always bad, set up an exit thread
(thread-start! (make-thread (lambda ()
(thread-sleep! 5)
(exit))))
#f)
(handler indat) ;; this is the proc being called by the remote client
)))
(set! result res)))))
(full-result (list result exn-result (if (equal? stdout-result "") #f stdout-result))))
(handle-exceptions
exn
(begin
(debug:print 0 *default-log-port* "Serialization failure. full-result="full-result)
;; (serialize '(#f #f #f)) ;; doesn't work - the first call to serialize caused failure
)
(serialize full-result))))))
((make-tcp-server socket handler-proc)
#f ;; yes, send error messages to std-err
)))
;; create a tcp listener and return a populated udat struct with
;; my port, address, hostname, pid etc.
;; return #f if fail to find a port to allocate.
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(handler (tt-handler ttdat)) ;; the handler comes from our client setting a handler function
(handler-proc (lambda ()
(let* ((indat (deserialize))
(result #f)
(exn-result #f)
(stdout-result (with-output-to-string
(lambda ()
(let ((res ;; ndle-exceptions
;; exn
;; let* ((errdat (condition->list exn)))
;; (set! exn-result errdat)
;; (debug:print 0 *default-log-port* "ERROR: handler exception, these are bad, will exit in five seconds.")
;; (pp errdat *default-log-port*)
;; ;; these are always bad, set up an exit thread
;; (thread-start! (make-thread (lambda ()
;; (thread-sleep! 5)
;; (exit))))
;; #f)
(handler indat) ;; this is the proc being called by the remote client
)) ;; )
(set! result res)))))
(full-result (list result exn-result (if (equal? stdout-result "") #f stdout-result))))
;; (handle-exceptions
;; exn
;; (begin
;; (debug:print 0 *default-log-port* "Serialization failure. full-result="full-result)
;; ;; (serialize '(#f #f #f)) ;; doesn't work - the first call to serialize caused failure
;;
;; )
(serialize full-result))))) ;; )
((make-tcp-server socket handler-proc)
#f ;; yes, send error messages to std-err
)))
;; create a tcp listener and return a populated udat struct with
;; my port, address, hostname, pid etc.
;; return #f if fail to find a port to allocate.
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