reverie/tests/c_tests/clock-nanosleep.c

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/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree.
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <time.h>
int main(int argc, char* argv[]) {
struct timespec req = {
.tv_sec = 0,
.tv_nsec = 100000000,
};
struct timespec rem;
int ret;
do {
ret = clock_nanosleep(CLOCK_REALTIME, 0, &req, &rem);
memcpy(&req, &rem, sizeof(req));
} while (ret != 0 && errno == EINTR);
return 0;
}