python-exercises/test-swig/test_swig.c

/* Example from the SWIG tutorial */

#include <time.h>

double My_variable = 3.0;

int fact(int n) {
  if (n <= 1) return 1;
  else return n*fact(n-1);
}

int my_mod(int x, int y) {
  return (x%y);
}

char *get_time() {
  time_t ltime;
  time(&ltime);
  return ctime(&ltime);
}