slow_cooker.cpp

/* A sample program provided as local executable.
 * - Once started, this program will slowly print out a count-down
 *   until the counter reaches zero.
 * - The default initial counter value is 10.
 * - Optionally the user can specify the initial counter value.
 */

#include <cstdio>
#include <cstdlib>

#include <unistd.h>

#define N 10

int main(int argc, char *argv[]) {
  int counter;

  if (argc == 1)
    counter = N;
  else
    counter = atoi(argv[1]);

  while (counter >= 0) {
    printf("slow_cooker count down: %d ...\n", counter);
    fflush(stdout);
    counter--;
    sleep(1);
  }

  return 0;
}