1/* $NetBSD: mount_mach3.c,v 1.1.1.3 2015/01/17 16:34:16 christos Exp $ */ 2 3/* 4 * Copyright (c) 1997-2014 Erez Zadok 5 * Copyright (c) 1990 Jan-Simon Pendry 6 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine 7 * Copyright (c) 1990 The Regents of the University of California. 8 * All rights reserved. 9 * 10 * This code is derived from software contributed to Berkeley by 11 * Jan-Simon Pendry at Imperial College, London. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 3. Neither the name of the University nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * 38 * File: am-utils/conf/mount/mount_mach3.c 39 * 40 */ 41 42#ifdef HAVE_CONFIG_H 43# include <config.h> 44#endif /* HAVE_CONFIG_H */ 45#include <am_defs.h> 46#include <amu.h> 47 48 49int 50mount_mach3(char *type, char *mnt, int flags, caddr_t mnt_data) 51{ 52 int err = 0; 53 errno = 0; 54 55 if (syscall(SYS_vfsmount, type, mnt->mnt_dir, flags, mnt_data)) { 56 err = -1; 57 if (errno == ENODEV) { 58 /* 59 * might be an old kernel, need to try again 60 * with file type number instead of string 61 */ 62 int typeno = 1; 63 plog(XLOG_ERROR, "%s: 1SYS_vfsmount: %m", mnt->mnt_dir); 64 65 if (STREQ(mnt->mnt_type, MOUNT_TYPE_UFS)) 66 typeno = 0; 67 else if (STREQ(mnt->mnt_type, MOUNT_TYPE_NFS)) 68 typeno = 1; 69 else 70 plog(XLOG_ERROR, "%s: type defaults to nfs...", mnt->mnt_dir); 71 72 plog(XLOG_ERROR, "%s: retry SYS_vfsmount %s %d", mnt->mnt_dir, 73 mnt->mnt_type, typeno); 74 if (typeno >= 0) { 75 if (syscall(SYS_vfsmount, typeno, mnt->mnt_dir, flags, mnt_data)) { 76 plog(XLOG_ERROR, "%s: 2SYS_vfsmount: %m", mnt->mnt_dir); 77 } else { 78 err = 0; 79 } 80 } 81 } 82 } 83 return err; 84} 85