15.7 Timers

Use timers to run code after a specified time has passed. You can schedule a timer to run once or repeat at regular intervals, and you can unschedule it before it expires.

For the details, see the reference entries for make-timer and schedule-timer.

15.7.1 Timers and multiprocessing

15.7.2 Input and output for timer functions

LispWorks User Guide and Reference Manual - 21 Dec 2011