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Command: ts2timo | Section: 9 | Source: NetBSD | File: ts2timo.9
TS2TIMO(9) FreeBSD Kernel Developer's Manual TS2TIMO(9)
NAME
ts2timo - convert time interval to tick count
SYNOPSIS
#include <sys/timevar.h>
int
ts2timo(clock_id clock_id, int flags, struct timespec *ts, int *timo,
struct timespec *start);
DESCRIPTION
The ts2timo() function converts the time interval specified in ts into
the integral number of system ticks that would elapse (including the
current tick) and places the result in timo. The interval type is
specified in the flags argument and can be either TIMER_ABSTIME or
TIMER_RELTIME. If the interval is specified as an absolute time, then
the clock_id clock is used to calculate the corresponding relative time.
If the start argument is not NULL, then current time for the clock_id
clock is placed in that argument.
RETURN VALUES
On success ts2timo() returns 0, and places the computed number of ticks
in the integer referenced by timo. On failure it returns ETIMEDOUT if
interval computed was 0 or negative, or EINVAL if the ts->tv_nsec field
is out of range, or the clock_id argument is invalid, or if computing the
relative time from a supplied absolute value would cause an arithmetic
overflow.
SEE ALSO
clock_gettime(2), clock_nanosleep(2)
HISTORY
The ts2timo function first appeared in NetBSD 7.0.
FreeBSD 14.1-RELEASE-p8 May 22, 2013 FreeBSD 14.1-RELEASE-p8