#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <err.h>
#include <sys/stat.h>
#include <sys/inotify.h>

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

	ifd = inotify_init();
	if (ifd < 0)
		err(1, "inotify_init");

	if (mkdir("fsnotify-check", 0777) && errno != EEXIST)
		err(2, "mkdir");

	if (inotify_add_watch(ifd, "/", 0x0800aec8) < 0)
		err(3, "inotify_add_watch 1");

	if (chroot("fsnotify-check"))
		err(4, "chroot");

	if (inotify_add_watch(ifd, "/", 0x0800aec8) < 0)
		err(5, "inotify_add_watch 2");

	printf("all set up, sleeping...\n");

	while (1)
		sleep(10);

	return 0;
}