1 #include <unistd.h> 2 #include <fcntl.h> 3 #include <stdio.h> 4 #include <stdlib.h> 5 6 #include "test_helpers.h" 7 8 int main(void) { 9 int fd = open("example_dir/1-never-gonna-give-you-up", O_RDWR); 10 ERROR_IF(open, fd, == -1); 11 UNEXP_IF(open, fd, < 0); 12 13 int status = fsync(fd); 14 ERROR_IF(fsync, status, == -1); 15 UNEXP_IF(fsync, status, != 0); 16 17 int c = close(fd); 18 ERROR_IF(close, c, == -1); 19 UNEXP_IF(close, c, != 0); 20 } 21