N
AME
alarm
- set an alarm clock for delivery of a signal
S
YNTAX
int alarm(int
seconds
);
D
ESCRIPTION
alarm arranges for a SIGALRM signal to be delivered to the process in seconds seconds.
If seconds is zero, no new alarm is scheduled.
In any event any previously set alarm is cancelled.
R
ETURN
V
ALUE
alarm returns the number of seconds remaining until any previously scheduled alarm was due to be delivered, or zero if there was no previously scheduled alarm.
S
EE
A
LSO
signal