time.c 291 B

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  1. #include <stdio.h>
  2. #include <sys/time.h>
  3. int main(int argc, char ** argv)
  4. {
  5. struct timeval time;
  6. int ret = gettimeofday(&time, NULL);
  7. if (ret < 0) {
  8. perror("gettimeofday");
  9. return -1;
  10. }
  11. printf("Current timestamp: %ld\n", time.tv_sec);
  12. return 0;
  13. }