1/*-
2 * Copyright (c) 2000 Paul Saab <ps@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifndef lint
28#endif /* not lint */
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD$");
31
32#include <err.h>
33#include <fcntl.h>
34#include <stdio.h>
35#include <stdlib.h>
36#include <sysexits.h>
37#include <unistd.h>
38
39static void	usage(void);
40
41int
42main(int argc, char *argv[])
43{
44	int fd;
45	int i;
46	int rval;
47
48	if (argc < 2) {
49		usage();
50		/* NOTREACHED */
51	}
52
53	rval = EX_OK;
54	for (i = 1; i < argc; ++i) {
55		if ((fd = open(argv[i], O_RDONLY)) == -1) {
56			warn("open %s", argv[i]);
57			if (rval == EX_OK)
58				rval = EX_NOINPUT;
59			continue;
60		}
61
62		if (fsync(fd) == -1) {
63			warn("fsync %s", argv[i]);
64			if (rval == EX_OK)
65				rval = EX_OSERR;
66		}
67		close(fd);
68	}
69	exit(rval);
70	/* NOTREACHED */
71}
72
73static void
74usage(void)
75{
76
77	fprintf(stderr, "usage: fsync file ...\n");
78	exit(EX_USAGE);
79	/* NOTREACHED */
80}
81