Crude window into VM state via a "debug register" of sorts
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ab03a26026
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5
os.rkt
5
os.rkt
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@ -23,6 +23,7 @@
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(struct-out ground-event-pattern)
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(struct-out ground-event-value)
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ground-vm
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current-ground-transition ;; DEBUG
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)
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;; Each VM hosts 0 or more *multiplexed* processes. Each process has
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@ -360,6 +361,7 @@
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(let loop ((transition (run-vm (make-vm boot
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#:pattern-predicate pattern-predicate
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#:meta-pattern-predicate match-ground-event))))
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(set! current-ground-transition transition)
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(for-each (lambda (thunk) (thunk)) (kernel-mode-transition-messages transition))
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(when (not (nested-vm-inert? (kernel-mode-transition-suspension transition)))
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(match transition
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@ -384,3 +386,6 @@
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[_
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(error 'ground-vm
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"Outermost VM may not spawn new siblings or send or receive metamessages")]))))
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;; For debugging
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(define current-ground-transition #f)
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