// SPDX-License-Identifier: GPL-2.0-only /* * Copyright 2015, Anton Blanchard, IBM Corp. */ #include <sys/time.h> #include <stdio.h> #include "utils.h" static int test_gettimeofday(void) { int i; struct timeval tv_start, tv_end, tv_diff; gettimeofday(&tv_start, NULL); for(i = 0; i < 100000000; i++) { gettimeofday(&tv_end, NULL); } timersub(&tv_start, &tv_end, &tv_diff); printf("time = %.6f\n", tv_diff.tv_sec + (tv_diff.tv_usec) * 1e-6); return 0; } int main(void) { return test_harness(test_gettimeofday, "gettimeofday"); }