ccplusplus.com: struct timeval example

Friday, September 30, 2011

struct timeval example

struct timeval example: ccplusplus.com

/***********************************************************************
 * File     :   struct-timeval.c
 * Author   :   Saurabh Gupta
 * Desc     :   C Program to demonstrate the struct timeval usage
 *              struct timeval in c
 *              struct timeval linux
 * Source   :   http://saurabhgupta0527.blogspot.com/p/c.html
 * Created  :   PM 11:00 30 September 2011
 * Note     :   review the time functions of time.h
 ************************************************************************/
 #include <sys/time.h>
 #include <stdio.h>

int main () {
    struct timeval tim;
    gettimeofday(&tim, NULL);
    double dTime1 = tim.tv_sec+(tim.tv_usec/1000000.0);
    gettimeofday(&tim, NULL);
    double dTime2 = tim.tv_sec+(tim.tv_usec/1000000.0);
    printf("%.6lf seconds elapsed until you will execute the program and see the result !!!\n", dTime2 - dTime1);
 return 0;
 }
/*
 * OUTPUT
 *
 [sgupta@rhel55x86 c]$ gcc struct-timeval.c -o struct-timeval
 [sgupta@rhel55x86 c]$ ./struct-timeval
 0.000002 seconds elapsed until you will execute the program and see the result !!!
 [sgupta@rhel55x86 c]$
 */

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Friday, September 30, 2011

struct timeval example

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