NetBSD/dist/am-utils/conf/mount/mount_mach3.c

89 lines
3.2 KiB
C

/* $NetBSD: mount_mach3.c,v 1.1.1.9 2005/09/20 17:15:09 rpaulo Exp $ */
/*
* Copyright (c) 1997-2005 Erez Zadok
* Copyright (c) 1990 Jan-Simon Pendry
* Copyright (c) 1990 Imperial College of Science, Technology & Medicine
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry at Imperial College, London.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*
* File: am-utils/conf/mount/mount_mach3.c
*
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#include <am_defs.h>
#include <amu.h>
int
mount_mach3(char *type, char *mnt, int flags, caddr_t mnt_data)
{
int err = 0;
errno = 0;
if (syscall(SYS_vfsmount, type, mnt->mnt_dir, flags, mnt_data)) {
err = -1;
if (errno == ENODEV) {
/*
* might be an old kernel, need to try again
* with file type number instead of string
*/
int typeno = 1;
plog(XLOG_ERROR, "%s: 1SYS_vfsmount: %m", mnt->mnt_dir);
if (STREQ(mnt->mnt_type, MOUNT_TYPE_UFS))
typeno = 0;
else if (STREQ(mnt->mnt_type, MOUNT_TYPE_NFS))
typeno = 1;
else
plog(XLOG_ERROR, "%s: type defaults to nfs...", mnt->mnt_dir);
plog(XLOG_ERROR, "%s: retry SYS_vfsmount %s %d", mnt->mnt_dir,
mnt->mnt_type, typeno);
if (typeno >= 0) {
if (syscall(SYS_vfsmount, typeno, mnt->mnt_dir, flags, mnt_data)) {
plog(XLOG_ERROR, "%s: 2SYS_vfsmount: %m", mnt->mnt_dir);
} else {
err = 0;
}
}
}
}
return err;
}