sbin/hammer: Cleanup blocks with a single statement
[dragonfly.git] / sbin / hammer / cmd_synctid.c
blob39997dd9fb485ca25a53e2081665c9c2c44d7f33
1 /*
2 * Copyright (c) 2008 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Matthew Dillon <dillon@backplane.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
16 * distribution.
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
34 * $DragonFly: src/sbin/hammer/cmd_synctid.c,v 1.1 2008/05/13 20:49:34 dillon Exp $
37 #include "hammer.h"
39 static void synctid_usage(int exit_code);
42 * synctid <filesystem> [quick]
44 void
45 hammer_cmd_synctid(char **av, int ac)
47 struct hammer_ioc_synctid synctid;
48 const char *filesystem;
49 int fd;
51 bzero(&synctid, sizeof(synctid));
52 synctid.op = HAMMER_SYNCTID_SYNC2;
54 if (ac == 0 || ac > 2)
55 synctid_usage(1);
56 filesystem = av[0];
57 if (ac == 2) {
58 if (strcmp(av[1], "quick") == 0)
59 synctid.op = HAMMER_SYNCTID_SYNC1;
60 else
61 synctid_usage(1);
63 fd = open(filesystem, O_RDONLY);
64 if (fd < 0)
65 err(1, "Unable to open %s", filesystem);
66 if (ioctl(fd, HAMMERIOC_SYNCTID, &synctid) < 0)
67 err(1, "Synctid %s failed", filesystem);
68 else
69 printf("0x%016jx\n", (uintmax_t)synctid.tid);
70 close(fd);
73 static
74 void
75 synctid_usage(int exit_code)
77 fprintf(stderr, "hammer synctid <filesystem> [quick]\n");
78 exit(exit_code);