Mity CPU Platforms » ARM9 Based QNX Platforms

//============================================================================

// Name        : clock_period.cpp

// Author      : 

// Version     :

// Copyright   : Your copyright notice

// Description : Hello World in C++, Ansi-style

//============================================================================

#include <iostream>

#include <stdlib.h>

#include <sys/neutrino.h>

using namespace std;

int main(int argc, char *argv[])

{

	struct _clockperiod clkper;

	if (argc != 1 && argc != 2)

	{

		cout << "Usage: clock_period <nsec>" << endl;

		exit (0);

	}

	if (argc == 1)

	{

		/* display the current clock period */

		ClockPeriod(CLOCK_REALTIME, NULL, &clkper, 0);

		cout << "ClockPeriod: " << clkper.nsec << " nsecs" << endl;

	}

	else

	{

		/* set new clock period */

		clkper.nsec = atoi(argv[1]);

		clkper.fract  = 0;

		ClockPeriod ( CLOCK_REALTIME, &clkper, NULL, 0  );

	}

	return 0;

}