1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2000 Paul Saab <ps@FreeBSD.org> 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 __FBSDID("$FreeBSD$"); 33 34 #include <err.h> 35 #include <fcntl.h> 36 #include <stdio.h> 37 #include <stdlib.h> 38 #include <sysexits.h> 39 #include <unistd.h> 40 41 static void usage(void); 42 43 int 44 main(int argc, char *argv[]) 45 { 46 int fd; 47 int i; 48 int rval; 49 50 if (argc < 2) { 51 usage(); 52 /* NOTREACHED */ 53 } 54 55 rval = EX_OK; 56 for (i = 1; i < argc; ++i) { 57 if ((fd = open(argv[i], O_RDONLY)) == -1) { 58 warn("open %s", argv[i]); 59 if (rval == EX_OK) 60 rval = EX_NOINPUT; 61 continue; 62 } 63 64 if (fsync(fd) == -1) { 65 warn("fsync %s", argv[i]); 66 if (rval == EX_OK) 67 rval = EX_OSERR; 68 } 69 close(fd); 70 } 71 exit(rval); 72 /* NOTREACHED */ 73 } 74 75 static void 76 usage(void) 77 { 78 79 fprintf(stderr, "usage: fsync file ...\n"); 80 exit(EX_USAGE); 81 /* NOTREACHED */ 82 } 83