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\" from FreeBSD: pathchk.1,v 1.3 2002/12/12 17:26:01 ru Exp
\"
Dd November 9, 2010
Dt PATHCHK 1
Os
Sh NAME
Nm pathchk
Nd check pathnames
Sh SYNOPSIS
Nm
Op Fl p
Ar pathname ...
Sh DESCRIPTION
The
Nm
utility checks whether each of the specified
Ar pathname
arguments is valid or portable.
Pp
A diagnostic message is written for each argument that:
Bl -bullet
It
Is longer than
Dv PATH_MAX
bytes.
It
Contains any component longer than
Dv NAME_MAX
bytes.
(The value of
Dv NAME_MAX
depends on the underlying file system.)
It
Contains a directory component that is not searchable.
El
Pp
It is not considered an error if a
Ar pathname
argument contains a nonexistent component as long as a component by that
name could be created.
Pp
The options are as follows:
Bl -tag -width indent
It Fl p
Perform portability checks on the specified
Ar pathname
arguments.
Diagnostic messages will be written for each argument that:
Bl -bullet
It
Is longer than
Dv _POSIX_PATH_MAX
Pq 255
bytes.
It
Contains a component longer than
Dv _POSIX_NAME_MAX
Pq 14
bytes.
It
Contains any character not in the portable filename character set (that is,
alphanumeric characters,
Ql \&. ,
Ql \&-
and
Ql _ ) .
No component may start with the hyphen
Pq Ql \&-
character.
El
El
Sh EXAMPLES
Check whether the names of files in the current directory are portable to
other
Tn POSIX
systems:
Pp
Dl "find . -exec pathchk -p \e{\e} +"
or the more efficient:
Dl "find . -print0 | xargs -0 pathchk -p"
Sh SEE ALSO
Xr getconf 1 ,
Xr pathconf 2 ,
Xr stat 2
Sh STANDARDS
The
Nm
utility conforms to
St -p1003.1-2001 .
Sh HISTORY
A
Nm
utility appeared in
Nx 2.0 .

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