/* Copyright (c) 2008-2018 Dovecot authors, see the included COPYING file */
#include "lib.h"
#include "fdatasync-path.h"
#include <fcntl.h>
#include <unistd.h>
int fdatasync_path(const char *path)
{
int fd, ret = 0;
/* Directories need to be opened as read-only.
fsync() doesn't appear to care about it. */
fd = open(path, O_RDONLY);
if (fd == -1)
return -1;
if (fdatasync(fd) < 0) {
/* Some OSes/FSes don't allow fsyncing directories. Silently
ignore the problem. */
if (errno == EBADF) {
/* e.g. NetBSD */
} else if (errno == EINVAL) {
/* e.g. Linux+CIFS */
} else {
ret = -1;
}
}
i_close_fd(&fd);
return ret;
}