* Copyright (c) 1983 Regents of the University of California.
* %sccs.include.redist.c%
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid
[] = "@(#)alarm.c 5.4 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */
* Backwards compatible alarm.
struct itimerval it
, oitv
;
register struct itimerval
*itp
= &it
;
timerclear(&itp
->it_interval
);
itp
->it_value
.tv_sec
= secs
;
itp
->it_value
.tv_usec
= 0;
if (setitimer(ITIMER_REAL
, itp
, &oitv
) < 0)
if (oitv
.it_value
.tv_usec
)
return (oitv
.it_value
.tv_sec
);