1.\" $NetBSD: chflags.1,v 1.17 2003/08/07 11:13:16 agc 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 May 2, 1995 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 L 66If the 67.Fl R 68option is specified, all symbolic links are followed. 69.It Fl P 70If the 71.Fl R 72option is specified, no symbolic links are followed. 73.It Fl R 74Change the file flags for the file hierarchies rooted 75in the files instead of just the files themselves. 76.It Fl h 77If the 78.Ar file 79or a file encountered during directory traversal is a symbolic link, 80the file flags of the link itself is changed. 81.El 82.Pp 83Flags are a comma separated list of keywords. 84The following keywords are currently defined: 85.Bd -literal -offset indent -compact 86arch set the archived flag (super-user only) 87opaque set the opaque flag (owner or super-user only) 88nodump set the nodump flag (owner or super-user only) 89sappnd set the system append-only flag (super-user only) 90schg set the system immutable flag (super-user only) 91uappnd set the user append-only flag (owner or super-user only) 92uchg set the user immutable flag (owner or super-user only) 93.Ed 94.Pp 95Putting the letters 96.Dq no 97before an option causes the flag to be turned off. 98For example: 99.Bd -literal -offset indent -compact 100nouchg the immutable bit should be cleared 101.Ed 102.Pp 103The 104.Fl H , 105.Fl L 106and 107.Fl P 108options are ignored unless the 109.Fl R 110option is specified. 111In addition, these options override each other and the 112command's actions are determined by the last one specified. 113.Pp 114The 115.Fl o 116option 117of 118.Xr ls 1 119is used to display the flags. 120.Pp 121The 122.Nm 123utility exits 0 on success, and \*[Gt]0 if an error occurs. 124.Pp 125The kernel does not allow the flags on block and character 126devices to be changed except by the super-user. 127.Sh SEE ALSO 128.Xr ls 1 , 129.Xr chflags 2 , 130.Xr lchflags 2 , 131.Xr stat 2 , 132.Xr fts 3 , 133.Xr symlink 7 , 134.Xr dump 8 , 135.Xr init 8 136