1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2000 Paul Saab <[email protected]>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #ifndef lint
30 #endif /* not lint */
31 #include <sys/cdefs.h>
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
39 static void usage(void);
40
41 int
main(int argc,char * argv[])42 main(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
73 static void
usage(void)74 usage(void)
75 {
76
77 fprintf(stderr, "usage: fsync file ...\n");
78 exit(EX_USAGE);
79 /* NOTREACHED */
80 }
81