Use log-info instead of printf to permit silencing os2.rkt
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os2.rkt
43
os2.rkt
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@ -305,11 +305,13 @@
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(struct-copy vm state
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[processes (for/hash ([(pid p) (in-hash (vm-processes state))]
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#:when (or (process-alive? pid p)
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(begin (printf "~a PID ~v (~a) garbage-collected~n"
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(vm-name state)
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pid
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(process-name p))
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#f)))
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(begin
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(log-info
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(format "~a PID ~v (~a) garbage-collected"
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(vm-name state)
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pid
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(process-name p)))
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#f)))
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(values pid p))]))
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(define (send-to-user failure-proc f . args)
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@ -444,29 +446,28 @@
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(struct-copy vm (enqueue-actions state new-pid initial-actions)
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[processes (hash-set (vm-processes state) new-pid initial-process)]
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[next-process-id (+ new-pid 1)]))
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(printf "~a PID ~v (~a) started~n" (vm-name state) new-pid new-name)
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(flush-output (current-output-port))
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(log-info (format "~a PID ~v (~a) started" (vm-name state) new-pid new-name))
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(run-trapk spawned-state spawning-pid k new-pid))
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(define (print-kill vm-name pid-to-kill process-name reason)
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(cond
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[(eq? reason #f) (printf "~a PID ~v (~a) exited normally~n"
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vm-name
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pid-to-kill
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process-name)]
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[(exn? reason) ((error-display-handler)
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(format "~a PID ~v (~a) exited with exception~n~a"
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[(eq? reason #f) (log-info (format "~a PID ~v (~a) exited normally"
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vm-name
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pid-to-kill
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process-name))]
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[(exn? reason) (begin ((error-display-handler)
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(format "~a PID ~v (~a) exited with exception~n~a"
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vm-name
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pid-to-kill
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process-name
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(exn-message reason))
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reason)
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(flush-output (current-output-port)))]
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[else (log-info (format "~a PID ~v (~a) exited with reason: ~a"
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vm-name
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pid-to-kill
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process-name
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(exn-message reason))
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reason)]
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[else (printf "~a PID ~v (~a) exited with reason: ~a~n"
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vm-name
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pid-to-kill
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process-name
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reason)])
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(flush-output (current-output-port)))
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reason))]))
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(define (do-kill pid-to-kill reason state)
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(cond
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