Error out if no volumes are specified instead of core-dumping.
[dragonfly.git] / sbin / mount / mntopts.h
blob6245d3787206f60ac9a42589e802f50a2e88e302
1 /*-
2 * Copyright (c) 1994
3 * The Regents of the University of California. All rights reserved.
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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
33 * @(#)mntopts.h 8.7 (Berkeley) 3/29/95
34 * $FreeBSD: src/sbin/mount/mntopts.h,v 1.16 1999/10/09 11:54:07 phk Exp $
35 * $DragonFly: src/sbin/mount/mntopts.h,v 1.4 2005/01/06 03:21:00 cpressey Exp $
38 struct mntopt {
39 const char *m_option; /* option name */
40 int m_inverse; /* if a negative option, e.g. "dev" */
41 int m_flag; /* bit to set, e.g. MNT_RDONLY */
42 int m_altloc; /* 1 => set bit in altflags */
45 /* User-visible MNT_ flags. */
46 #define MOPT_ASYNC { "async", 0, MNT_ASYNC, 0 }
47 #define MOPT_NOATIME { "atime", 1, MNT_NOATIME, 0 }
48 #define MOPT_NODEV { "dev", 1, MNT_NODEV, 0 }
49 #define MOPT_NOEXEC { "exec", 1, MNT_NOEXEC, 0 }
50 #define MOPT_NOSUID { "suid", 1, MNT_NOSUID, 0 }
51 #define MOPT_NOSYMFOLLOW { "symfollow", 1, MNT_NOSYMFOLLOW, 0 }
52 #define MOPT_RDONLY { "rdonly", 0, MNT_RDONLY, 0 }
53 #define MOPT_SYNC { "sync", 0, MNT_SYNCHRONOUS, 0 }
54 #define MOPT_UNION { "union", 0, MNT_UNION, 0 }
55 #define MOPT_USERQUOTA { "userquota", 0, 0, 0 }
56 #define MOPT_GROUPQUOTA { "groupquota", 0, 0, 0 }
57 #define MOPT_NOCLUSTERR { "clusterr", 1, MNT_NOCLUSTERR, 0 }
58 #define MOPT_NOCLUSTERW { "clusterw", 1, MNT_NOCLUSTERW, 0 }
59 #define MOPT_SUIDDIR { "suiddir", 0, MNT_SUIDDIR, 0 }
61 /* Control flags. */
62 #define MOPT_FORCE { "force", 0, MNT_FORCE, 0 }
63 #define MOPT_UPDATE { "update", 0, MNT_UPDATE, 0 }
64 #define MOPT_RO { "ro", 0, MNT_RDONLY, 0 }
65 #define MOPT_RW { "rw", 1, MNT_RDONLY, 0 }
67 /* NULL option; used to terminate arrays of options */
68 #define MOPT_NULL { NULL, 0, 0, 0 }
70 /* This is parsed by mount(8), but is ignored by specific mount_*(8)s. */
71 #define MOPT_AUTO { "auto", 0, 0, 0 }
73 #define MOPT_FSTAB_COMPAT \
74 MOPT_RO, \
75 MOPT_RW, \
76 MOPT_AUTO
78 /* Standard options which all mounts can understand. */
79 #define MOPT_STDOPTS \
80 MOPT_USERQUOTA, \
81 MOPT_GROUPQUOTA, \
82 MOPT_FSTAB_COMPAT, \
83 MOPT_NOATIME, \
84 MOPT_NODEV, \
85 MOPT_NOEXEC, \
86 MOPT_SUIDDIR, /* must be before MOPT_NOSUID */ \
87 MOPT_NOSUID, \
88 MOPT_NOSYMFOLLOW, \
89 MOPT_RDONLY, \
90 MOPT_UNION, \
91 MOPT_NOCLUSTERR, \
92 MOPT_NOCLUSTERW
94 void getmntopts(const char *, const struct mntopt *, int *, int *);
95 void rmslashes(char *, char *);
96 void checkpath(const char *, char resolved_path[]);
97 extern int getmnt_silent;