xref: /dflybsd-src/usr.bin/fsync/fsync.c (revision 86d7f5d305c6adaa56ff4582ece9859d73106103)
1*86d7f5d3SJohn Marino /*-
2*86d7f5d3SJohn Marino  * Copyright (c) 2000 Paul Saab <ps@FreeBSD.org>
3*86d7f5d3SJohn Marino  * All rights reserved.
4*86d7f5d3SJohn Marino  *
5*86d7f5d3SJohn Marino  * Redistribution and use in source and binary forms, with or without
6*86d7f5d3SJohn Marino  * modification, are permitted provided that the following conditions
7*86d7f5d3SJohn Marino  * are met:
8*86d7f5d3SJohn Marino  * 1. Redistributions of source code must retain the above copyright
9*86d7f5d3SJohn Marino  *    notice, this list of conditions and the following disclaimer.
10*86d7f5d3SJohn Marino  * 2. Redistributions in binary form must reproduce the above copyright
11*86d7f5d3SJohn Marino  *    notice, this list of conditions and the following disclaimer in the
12*86d7f5d3SJohn Marino  *    documentation and/or other materials provided with the distribution.
13*86d7f5d3SJohn Marino  *
14*86d7f5d3SJohn Marino  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
15*86d7f5d3SJohn Marino  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16*86d7f5d3SJohn Marino  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17*86d7f5d3SJohn Marino  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
18*86d7f5d3SJohn Marino  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19*86d7f5d3SJohn Marino  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20*86d7f5d3SJohn Marino  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21*86d7f5d3SJohn Marino  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22*86d7f5d3SJohn Marino  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23*86d7f5d3SJohn Marino  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24*86d7f5d3SJohn Marino  * SUCH DAMAGE.
25*86d7f5d3SJohn Marino  *
26*86d7f5d3SJohn Marino  * $FreeBSD: src/usr.bin/fsync/fsync.c,v 1.1.2.2 2000/07/25 07:48:25 ps Exp $
27*86d7f5d3SJohn Marino  * $DragonFly: src/usr.bin/fsync/fsync.c,v 1.5 2006/03/16 15:06:05 swildner Exp $
28*86d7f5d3SJohn Marino  */
29*86d7f5d3SJohn Marino 
30*86d7f5d3SJohn Marino #include <err.h>
31*86d7f5d3SJohn Marino #include <fcntl.h>
32*86d7f5d3SJohn Marino #include <stdio.h>
33*86d7f5d3SJohn Marino #include <stdlib.h>
34*86d7f5d3SJohn Marino #include <sysexits.h>
35*86d7f5d3SJohn Marino #include <unistd.h>
36*86d7f5d3SJohn Marino 
37*86d7f5d3SJohn Marino static void	usage(void);
38*86d7f5d3SJohn Marino 
39*86d7f5d3SJohn Marino int
main(int argc,char * argv[])40*86d7f5d3SJohn Marino main(int argc, char *argv[])
41*86d7f5d3SJohn Marino {
42*86d7f5d3SJohn Marino 	int fd;
43*86d7f5d3SJohn Marino 	int i;
44*86d7f5d3SJohn Marino 	int rval = 0;
45*86d7f5d3SJohn Marino 
46*86d7f5d3SJohn Marino 	if (argc < 2)
47*86d7f5d3SJohn Marino 		usage();
48*86d7f5d3SJohn Marino 
49*86d7f5d3SJohn Marino 	for (i = 1; i < argc; ++i) {
50*86d7f5d3SJohn Marino 		if ((fd = open(argv[i], O_RDONLY)) < 0) {
51*86d7f5d3SJohn Marino 			warn("open failed %s", argv[i]);
52*86d7f5d3SJohn Marino 			rval = 1;
53*86d7f5d3SJohn Marino 			continue;
54*86d7f5d3SJohn Marino 		}
55*86d7f5d3SJohn Marino 
56*86d7f5d3SJohn Marino 		if (fsync(fd) != 0) {
57*86d7f5d3SJohn Marino 			warn("failed to fsync %s", argv[i]);
58*86d7f5d3SJohn Marino 			rval = 1;
59*86d7f5d3SJohn Marino 		}
60*86d7f5d3SJohn Marino 		close(fd);
61*86d7f5d3SJohn Marino 	}
62*86d7f5d3SJohn Marino 	return(rval);
63*86d7f5d3SJohn Marino }
64*86d7f5d3SJohn Marino 
65*86d7f5d3SJohn Marino static void
usage(void)66*86d7f5d3SJohn Marino usage(void)
67*86d7f5d3SJohn Marino {
68*86d7f5d3SJohn Marino 	fprintf(stderr, "usage: fsync file ...\n");
69*86d7f5d3SJohn Marino 	exit(EX_USAGE);
70*86d7f5d3SJohn Marino }
71