xref: /freebsd/usr.bin/pathchk/pathchk.1 (revision c98323078dede7579020518ec84cdcb478e5c142)
1.\" Copyright (c) 2001, 2002 Chuck Rouillard
2.\" All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\"    notice, this list of conditions and the following disclaimer.
9.\" 2. Redistributions in binary form must reproduce the above copyright
10.\"    notice, this list of conditions and the following disclaimer in the
11.\"    documentation and/or other materials provided with the distribution.
12.\" 3. The name of the author may not be used to endorse or promote
13.\"    products derived from this software without specific prior written
14.\"    permission.
15.\"
16.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
17.\" OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
20.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26.\" SUCH DAMAGE.
27.\"
28.\" $FreeBSD$
29.\"
30.Dd May 21, 2002
31.Dt PATHCHK 1
32.Os
33.Sh NAME
34.Nm pathchk
35.Nd check pathnames
36.Sh SYNOPSIS
37.Nm
38.Op Fl p
39.Ar pathname ...
40.Sh DESCRIPTION
41The
42.Nm
43utility checks whether each of the specified
44.Ar pathname
45arguments is valid or portable.
46.Pp
47A diagnostic message is written for each argument that:
48.Bl -bullet
49.It
50Is longer than
51.Dv PATH_MAX
52bytes.
53.It
54Contains any component longer than
55.Dv NAME_MAX
56bytes.
57(The value of
58.Dv NAME_MAX
59depends on the underlying file system.)
60.It
61Contains a directory component that is not searchable.
62.El
63.Pp
64It is not considered an error if a
65.Ar pathname
66argument contains a nonexistent component as long as a component by that
67name could be created.
68.Pp
69The options are as follows:
70.Bl -tag -width indent
71.It Fl p
72Perform portability checks on the specified
73.Ar pathname
74arguments.
75Diagnostic messages will be written for each argument that:
76.Bl -bullet
77.It
78Is longer than
79.Dv _POSIX_PATH_MAX
80.Pq 255
81bytes.
82.It
83Contains a component longer than
84.Dv _POSIX_NAME_MAX
85.Pq 14
86bytes.
87.It
88Contains any character not in the portable filename character set (that is,
89alphanumeric characters,
90.Ql \&. ,
91.Ql \&-
92and
93.Ql _ ) .
94No component may start with the hyphen
95.Pq Ql \&-
96character.
97.El
98.El
99.Sh EXAMPLES
100Check whether the names of files in the current directory are portable to
101other
102.Tn POSIX
103systems:
104.Pp
105.Dl "find . -print | xargs pathchk -p"
106.Sh DIAGNOSTICS
107.Ex -std
108.Sh SEE ALSO
109.Xr getconf 1 ,
110.Xr pathconf 2 ,
111.Xr stat 2
112.Sh STANDARDS
113The
114.Nm
115utility conforms to
116.St -p1003.1-2001 .
117.Sh HISTORY
118A
119.Nm
120utility appeared in
121.Fx 5.0 .
122