Content-type: text/html Man page of clock_getres

clock_getres

Section: C Library Functions (3)
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NAME

clock_getres - Get the resolution for the specified clock (P1003.1b)  

SYNOPSIS

#include <time.h>

int clock_getres (
clockid_t clock_id,
struct timespec *res);  

PARAMETERS

clock_id
The clock type used to obtain the resolution. The CLOCK_REALTIME clock is supported and represents the TIME-OF-DAY clock for the system.
*res
A pointer to the timespec data structure that receives the value of the clock's resolution.
 

DESCRIPTION

The clock_getres function returns the resolution value for the specified clock. If the res argument is NULL, the clock resolution is not returned.  

RETURN VALUES

On a successful call, a value of 0 is returned.

On an unsuccessful call, a value of -1 is returned and errno is set to indicate that an error occurred.  

ERRORS

The clock_getres function fails under the following condition:

[EINVAL]
The clock_id argument does not specify a known clock.
 

RELATED INFORMATION

Functions: time(1), ctime(3), timer_settime(3) delim off


 

Index

NAME
SYNOPSIS
PARAMETERS
DESCRIPTION
RETURN VALUES
ERRORS
RELATED INFORMATION

This document was created by man2html, using the manual pages.
Time: 02:41:35 GMT, October 02, 2010