timer.cpp File Reference

Utilities for timing functions. More...

#include <ctime>
#include <sys/time.h>
#include "timer.h"
#include "utilities.h"

Functions
tm *	get_localtime ()
	Returns the current local time. More...
double	getwalltime ()
	Returns the current time. More...
double	getcputime ()
	Returns the clock time. More...
double	timer_start ()
	Starts timer and prints the time. More...
double	timer_report (double lasttime)
	Reports the time elapsed since a given time. More...

Variables
int	verbose

Detailed Description

Utilities for timing functions.

Author

Bernard Heymann

Date

Created: 20010316

Modified: 20221103

Function Documentation

get_localtime()

tm * get_localtime

(

)

Returns the current local time.

Returns

tm* the current local time struct.

The time format is in the tm struct.

getcputime()

double getcputime

(

)

Returns the clock time.

Returns

double the clock time in seconds.

The time format is in clock seconds since the start of the process.

getwalltime()

double getwalltime

(

)

Returns the current time.

Returns

double the current time in seconds.

The time format is in seconds since Jan. 1, 1970, including microseconds.

timer_report()

double timer_report

(

double

lasttime

)

Reports the time elapsed since a given time.

Parameters

lasttime

the given initial time.

Returns

double the current time.

timer_start()

double timer_start

(

)

Starts timer and prints the time.

Returns

double the current time.

Variable Documentation

verbose

int verbose

extern