2 * Copyright (c) 1997-2014 Erez Zadok
3 * Copyright (c) 1990 Jan-Simon Pendry
4 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
5 * Copyright (c) 1990 The Regents of the University of California.
8 * This code is derived from software contributed to Berkeley by
9 * Jan-Simon Pendry at Imperial College, London.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * File: am-utils/conf/umount/umount_bsd44.c
41 * Unmounting filesystems under BSD 4.4.
46 #endif /* HAVE_CONFIG_H */
52 umount_fs(char *mntdir, const char *mnttabname, u_int unmount_flags)
57 error = unmount(mntdir, 0);
65 plog(XLOG_WARNING, "unmount: %s is not mounted", mntdir);
66 error = 0; /* Not really an error */
70 /* not sure why this happens, but it does. ask kirk one day... */
71 dlog("%s: unmount: %m", mntdir);
74 #ifdef MNT2_GEN_OPT_FORCE
78 /* caller determines if forced unmounts should be used */
79 if (unmount_flags & AMU_UMOUNT_FORCE) {
80 error = umount2_fs(mntdir, unmount_flags);
87 #endif /* MNT2_GEN_OPT_FORCE */
90 dlog("%s: unmount: %m", mntdir);
98 #ifdef MNT2_GEN_OPT_FORCE
99 /* force unmount, no questions asked, without touching mnttab file */
101 umount2_fs(const char *mntdir, u_int unmount_flags)
105 if (unmount_flags & AMU_UMOUNT_FORCE) {
106 plog(XLOG_INFO, "umount2_fs: trying unmount/forced on %s", mntdir);
107 error = unmount(mntdir, MNT2_GEN_OPT_FORCE);
108 if (error < 0 && (errno == EINVAL || errno == ENOENT))
109 error = 0; /* ignore EINVAL/ENOENT */
111 plog(XLOG_WARNING, "%s: unmount/force: %m", mntdir);
113 dlog("%s: unmount/force: OK", mntdir);
117 #endif /* MNT2_GEN_OPT_FORCE */