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Method ualarm()
- Method
ualarm
int ualarm(int useconds)
- Description
Set an alarm clock for delivery of a signal.
alarm() arranges for a SIGALRM signal to be delivered to the
process in useconds microseconds.
If useconds is 0 (zero), no new alarm will be scheduled.
Any previous alarms will in any case be canceled.
- Returns
Returns the number of microseconds remaining until any previously
scheduled alarm was due to be delivered, or zero if there was
no previously scheduled alarm.
- Note
This function is only available on platforms that support
signals.
- See also
alarm() , signal() , call_out()
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