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 * $FreeBSD: src/usr.bin/fsync/fsync.c,v 1.1.2.2 2000/07/25 07:48:25 ps Exp $ 27 * $DragonFly: src/usr.bin/fsync/fsync.c,v 1.3 2003/10/04 20:36:44 hmp Exp $ 28 */ 29 30 #include <err.h> 31 #include <fcntl.h> 32 #include <stdio.h> 33 #include <sysexits.h> 34 #include <unistd.h> 35 36 void usage(void); 37 38 int 39 main(int argc, char *argv[]) 40 { 41 int fd; 42 int i; 43 44 if (argc < 2) 45 usage(); 46 47 for (i = 1; i < argc; ++i) { 48 if ((fd = open(argv[i], O_RDONLY)) < 0) 49 err(1, "open %s", argv[i]); 50 51 if (fsync(fd) != 0) 52 err(1, "fsync %s", argv[1]); 53 close(fd); 54 } 55 return(0); 56 } 57 58 void 59 usage(void) 60 { 61 fprintf(stderr, "usage: fsync file ...\n"); 62 exit(EX_USAGE); 63 } 64