1.\" Copyright (c) 1993, 1994 2.\" The Regents of the University of California. All rights reserved. 3.\" All rights reserved. 4.\" 5.\" This code is derived from software donated to Berkeley by 6.\" Christopher G. Demetriou. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 4. Neither the name of the University nor the names of its contributors 17.\" may be used to endorse or promote products derived from this software 18.\" without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.\" @(#)mount_cd9660.8 8.3 (Berkeley) 3/27/94 33.\" $FreeBSD: src/sbin/mount_cd9660/mount_cd9660.8,v 1.12.2.6 2003/02/24 00:56:41 trhodes Exp $ 34.\" $DragonFly: src/sbin/mount_cd9660/mount_cd9660.8,v 1.4 2008/07/27 22:17:48 thomas Exp $ 35.\" 36.Dd September 12, 2009 37.Dt MOUNT_CD9660 8 38.Os 39.Sh NAME 40.Nm mount_cd9660 41.Nd mount an ISO-9660 file system 42.Sh SYNOPSIS 43.Nm 44.Op Fl begjrv 45.Op Fl C Ar charset 46.Op Fl o Ar options 47.Op Fl s Ar startsector 48.Ar special node 49.Sh DESCRIPTION 50The 51.Nm 52utility attaches the ISO-9660 file system residing on the device 53.Pa special 54to the global file system namespace at the location indicated by 55.Pa node . 56This command is normally executed by 57.Xr mount 8 58at boot time. 59.Pp 60The options are as follows: 61.Bl -tag -width indent 62.It Fl b 63Relax checking for Supplementary Volume Descriptor Flags field 64which is set to a wrong value on some Joliet formatted disks. 65.It Fl e 66Enable the use of extended attributes. 67.It Fl g 68Do not strip version numbers on files. 69(By default, if there are files with different version numbers on the disk, 70only the last one will be listed.) 71In either case, files may be opened without explicitly stating a 72version number. 73.It Fl j 74Do not use any Joliet extensions included in the file system. 75.It Fl o 76Options are specified with a 77.Fl o 78flag followed by a comma separated string of options. 79See the 80.Xr mount 8 81man page for possible options and their meanings. 82The following cd9660 specific options are available: 83.Pp 84.Bl -tag -width "nostrictjoliet" -compact 85.It Cm extatt 86Same as 87.Fl e . 88.It Cm gens 89Same as 90.Fl g . 91.It Cm nojoliet 92Same as 93.Fl j . 94.It Cm norrip 95Same as 96.Fl r . 97.It Cm nostrictjoliet 98Same as 99.Fl b . 100.El 101.It Fl r 102Do not use any Rockridge extensions included in the file system. 103.It Fl s Ar startsector 104Start the file system at 105.Ar startsector . 106Normally, if the underlying device is a CD-ROM drive, 107.Nm 108will try to figure out the last track from the CD-ROM containing 109data, and start the file system there. 110If the device is not a CD-ROM, 111or the table of contents cannot be examined, the file system will be 112started at sector 0. 113This option can be used to override the behaviour. 114Note that 115.Ar startsector 116is measured in CD-ROM blocks, with 2048 bytes each. 117This is the same 118as for example the 119.Cm info 120command of 121.Xr cdcontrol 1 122is printing. 123It is possible to mount an arbitrary session of a multi-session CD by specifying 124the correct 125.Ar startsector 126here. 127.It Fl C Ar charset 128Specify local 129.Ar charset 130to convert Unicode file names when using Joliet extensions. 131.It Fl v 132Be verbose about the starting sector decisions made. 133.El 134.Sh EXAMPLES 135The following command can be used to mount a Kodak Photo-CD: 136.Pp 137.Dl "mount_cd9660 -o rw -v -s 0 /dev/cd0c /cdrom" 138.Sh SEE ALSO 139.Xr cdcontrol 1 , 140.Xr mount 2 , 141.Xr unmount 2 , 142.Xr fstab 5 , 143.Xr mount 8 144.Sh HISTORY 145The 146.Nm 147utility first appeared in 148.Bx 4.4 . 149.Sh BUGS 150POSIX device node mapping is currently not supported. 151.Pp 152Version numbers are not stripped if Rockridge extensions are in use. 153In this case, accessing files that do not have Rockridge names without 154version numbers gets the one with the lowest version number and not 155the one with the highest. 156.Pp 157There is no ECMA support. 158