1 /* $NetBSD: mount_mach3.c,v 1.1.1.2 2009/03/20 20:26:50 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1997-2009 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. All advertising materials mentioning features or use of this software 22 * must display the following acknowledgment: 23 * This product includes software developed by the University of 24 * California, Berkeley and its contributors. 25 * 4. Neither the name of the University nor the names of its contributors 26 * may be used to endorse or promote products derived from this software 27 * without specific prior written permission. 28 * 29 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 30 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 32 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 37 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 38 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 39 * SUCH DAMAGE. 40 * 41 * 42 * File: am-utils/conf/mount/mount_mach3.c 43 * 44 */ 45 46 #ifdef HAVE_CONFIG_H 47 # include <config.h> 48 #endif /* HAVE_CONFIG_H */ 49 #include <am_defs.h> 50 #include <amu.h> 51 52 53 int 54 mount_mach3(char *type, char *mnt, int flags, caddr_t mnt_data) 55 { 56 int err = 0; 57 errno = 0; 58 59 if (syscall(SYS_vfsmount, type, mnt->mnt_dir, flags, mnt_data)) { 60 err = -1; 61 if (errno == ENODEV) { 62 /* 63 * might be an old kernel, need to try again 64 * with file type number instead of string 65 */ 66 int typeno = 1; 67 plog(XLOG_ERROR, "%s: 1SYS_vfsmount: %m", mnt->mnt_dir); 68 69 if (STREQ(mnt->mnt_type, MOUNT_TYPE_UFS)) 70 typeno = 0; 71 else if (STREQ(mnt->mnt_type, MOUNT_TYPE_NFS)) 72 typeno = 1; 73 else 74 plog(XLOG_ERROR, "%s: type defaults to nfs...", mnt->mnt_dir); 75 76 plog(XLOG_ERROR, "%s: retry SYS_vfsmount %s %d", mnt->mnt_dir, 77 mnt->mnt_type, typeno); 78 if (typeno >= 0) { 79 if (syscall(SYS_vfsmount, typeno, mnt->mnt_dir, flags, mnt_data)) { 80 plog(XLOG_ERROR, "%s: 2SYS_vfsmount: %m", mnt->mnt_dir); 81 } else { 82 err = 0; 83 } 84 } 85 } 86 } 87 return err; 88 } 89