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23 lines
626 B
Scheme
23 lines
626 B
Scheme
;;;; A simple example of using a condition variable to simulate thread-join
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(import (scheme base)
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(scheme read)
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(scheme write)
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(srfi 18))
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(define cv (make-condition-variable))
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(define m (make-mutex))
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;; Thread - Do something, then let main thread know when we are done
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(thread-start!
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(make-thread
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(lambda ()
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(write "started thread")
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(thread-sleep! 3000)
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(write "thread done")
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(condition-variable-broadcast! cv))))
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;; Main thread - wait for thread to broadcast it is done
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(mutex-lock! m)
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(mutex-unlock! m cv) ;; Wait on cv
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(write "main thread done")
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(thread-sleep! 500)
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