92 lines
3.0 KiB
C
92 lines
3.0 KiB
C
/* $NetBSD: umount_fs.c,v 1.1.1.5 1999/02/01 18:45:48 christos Exp $ */
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/*
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* Copyright (c) 1997-1999 Erez Zadok
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* Copyright (c) 1990 Jan-Simon Pendry
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* Copyright (c) 1990 Imperial College of Science, Technology & Medicine
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Jan-Simon Pendry at Imperial College, London.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgment:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* %W% (Berkeley) %G%
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*
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* Id: umount_bsd44.c,v 1.2 1999/01/10 21:54:22 ezk Exp
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*
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*/
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/*
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* Unmounting filesystems under BSD 4.4.
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif /* HAVE_CONFIG_H */
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#include <am_defs.h>
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#include <amu.h>
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int
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umount_fs(char *fs_name, const char *mnttabname)
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{
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int error;
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eintr:
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error = unmount(fs_name, 0);
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if (error < 0)
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error = errno;
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switch (error) {
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case EINVAL:
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case ENOTBLK:
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case ENOENT:
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plog(XLOG_WARNING, "unmount: %s is not mounted", fs_name);
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error = 0; /* Not really an error */
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break;
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case EINTR:
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#ifdef DEBUG
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/* not sure why this happens, but it does. ask kirk one day... */
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dlog("%s: unmount: %m", fs_name);
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#endif /* DEBUG */
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goto eintr;
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#ifdef DEBUG
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default:
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dlog("%s: unmount: %m", fs_name);
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break;
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#endif /* DEBUG */
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}
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return error;
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}
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