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|library(time): Time and alarm library
library(time) provides timing and alarm functions.
Alarms are thread-specific, i.e., creating an alarm causes the alarm
goal to be called in the thread that created it. The predicate current_alarm/4
only reports alarms that are related to the calling thread. If a thread
terminates, all remaining alarms are silently removed. Most applications
Options is a list of Name(Value) options. Currently defined options are:
install(false) option or de-activated using uninstall_alarm/1.
With a given
RelTime, the alarm is scheduled at the RelTime
from now. Otherwise it is scheduled on the same (absolute) time on which
is was created.
done if the
alarm has been fired,
next if the event is the next to be
time_limit_exceeded(Context). Goal is
called as in once/1.