1.\" $NetBSD: chflags.1,v 1.24 2013/12/17 09:54:08 apb Exp $ 2.\" 3.\" Copyright (c) 1989, 1990, 1993, 1994 4.\" The Regents of the University of California. All rights reserved. 5.\" 6.\" This code is derived from software contributed to Berkeley by 7.\" the Institute of Electrical and Electronics Engineers, Inc. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 3. Neither the name of the University nor the names of its contributors 18.\" may be used to endorse or promote products derived from this software 19.\" without specific prior written permission. 20.\" 21.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31.\" SUCH DAMAGE. 32.\" 33.\" @(#)chflags.1 8.4 (Berkeley) 5/2/95 34.\" 35.Dd December 12, 2012 36.Dt CHFLAGS 1 37.Os 38.Sh NAME 39.Nm chflags 40.Nd change file flags 41.Sh SYNOPSIS 42.Nm 43.Oo 44.Fl R 45.Op Fl H | Fl L | Fl P 46.Oc 47.Op Fl h 48.Ar flags 49.Ar 50.Sh DESCRIPTION 51The 52.Nm 53utility modifies the file flags of the listed files 54as specified by the 55.Ar flags 56operand. 57.Pp 58The options are as follows: 59.Bl -tag -width Ds 60.It Fl H 61If the 62.Fl R 63option is specified, symbolic links on the command line are followed. 64(Symbolic links encountered in the tree traversal are not followed.) 65.It Fl h 66If the 67.Ar file 68or a file encountered during directory traversal is a symbolic link, 69the file flags of the link itself is changed. 70.It Fl L 71If the 72.Fl R 73option is specified, all symbolic links are followed. 74.It Fl P 75If the 76.Fl R 77option is specified, no symbolic links are followed. 78.It Fl R 79Change the file flags for the file hierarchies rooted 80in the 81.Ar files 82instead of just the 83.Ar files 84themselves. 85.El 86.Pp 87Flags are a comma separated list of keywords. 88The following keywords are currently defined: 89.Bl -column -offset indent "Keyword " "system append-only" "Permission" 90.It Sy Keyword Ta Sy Flag Ta Sy Permission 91.It arch Ta archived Ta super-user only 92.It opaque Ta opaque Ta owner or super-user 93.It nodump Ta nodump Ta owner or super-user 94.It sappnd Ta system append-only Ta super-user only 95.It schg Ta system immutable Ta super-user only 96.It uappnd Ta user append-only Ta owner or super-user 97.It uchg Ta user immutable Ta owner or super-user 98.El 99.Pp 100Putting the letters 101.Dq no 102before an option causes the flag to be turned off. 103For example: 104.Bl -tag -offset indent -width "nouchg" 105.It nouchg 106the immutable bit should be cleared 107.El 108.Pp 109The 110.Fl H , 111.Fl L 112and 113.Fl P 114options are ignored unless the 115.Fl R 116option is specified. 117In addition, these options override each other and the 118command's actions are determined by the last one specified. 119The default is as if the 120.Fl P 121option had been specified. 122.Pp 123The 124.Fl o 125option 126of 127.Xr ls 1 128is used to display the flags. 129.Pp 130The kernel does not allow the flags on block and character 131devices to be changed except by the super-user. 132.Sh EXIT STATUS 133.Ex -std 134.Sh SEE ALSO 135.Xr ls 1 , 136.Xr chflags 2 , 137.Xr lchflags 2 , 138.Xr stat 2 , 139.Xr fts 3 , 140.Xr symlink 7 , 141.Xr dump 8 , 142.Xr init 8 143