=encoding utf8
=head1 NAME
POSIX::1003::Pathconf - POSIX access to pathconf()
=head1 SYNOPSIS
use POSIX::1003::Pathconf; # import all
use POSIX::1003::Pathconf 'pathconf';
my $max = pathconf($filename, '_PC_PATH_MAX');
use POSIX::1003::Pathconf '_PC_PATH_MAX';
my $max = _PC_PATH_MAX($filename);
use POSIX::1003::Pathconf qw(pathconf %pathconf);
my $key = $pathconf{_PC_PATH_MAX};
$pathconf{_PC_NEW_KEY} = $value
foreach my $name (keys %pathconf) ...
use POSIX::1003::Pathconf qw(fpathconf);
use POSIX::1003::FdIO qw(openfd);
use Fcntl qw(O_RDONLY);
my $fd = openfd $fn, O_RDONLY;
my $max = fpathconf $fd, '_PC_PATH_MAX';
my $max = _PC_PATH_MAX($fd);
foreach my $pc (pathconf_names) ...
=head1 DESCRIPTION
With C<pathconf()> you query filesystem limits for a certain existing
location.
=head1 METHODS
=head1 FUNCTIONS
=head2 Standard POSIX
=over 4
=item B<fpathconf>($fd, $name)
Returns the numeric value related to the $name or C<undef>.
=item B<pathconf>($filename, $name)
Returns the numeric value related to the $name or C<undef>.
=back
=head2 Additional
=over 4
=item B<pathconf_names>()
Returns a list with all known names, unsorted.
=back
=head1 CONSTANTS
=over 4
=item B<%pathconf>
This exported variable is a tied HASH which maps C<_PC_*> names
on unique numbers, to be used with the system's C<pathconf()>
and C<fpathconf()> functions.
The following constants where detected on your system when the
module got installed. The second column shows the value which
where returned for a random file at the time.
=back
=for comment
#TABLE_PATHCONF_START
During installation, a symbol table will get inserted here.
=for comment
#TABLE_PATHCONF_END
=head1 SEE ALSO
This module is part of POSIX-1003 distribution version 1.02,
built on November 10, 2020. Website: F<http://perl.overmeer.net/CPAN>. The code is based on L<POSIX>, which
is released with Perl itself. See also L<POSIX::Util> for
additional functionality.
=head1 COPYRIGHTS
Copyrights 2011-2020 on the perl code and the related documentation
by [Mark Overmeer]. For other contributors see ChangeLog.
This program is free software; you can redistribute it and/or modify it
under the same terms as Perl itself.
See F<http://dev.perl.org/licenses/>