Get number of days since epoch in C++ (cross platform)

Question

How can i get count of days since epoch in C++, i know that i should use mktime function, but i cant understand how to implement it

Thanks!

Answer 1

Modifying some sample code from cplusplus.com:

#include <stdio.h>
#include <time.h>

int main ()
{
  time_t seconds;

  seconds = time (NULL);
  int daysSinceEpoch = seconds/(60*60*24);
  printf ("%ld days since January 1, 1970", daysSinceEpoch);

  return 0;
}