NAME

POSIX::1003::Pathconf - POSIX access to pathconf()

INHERITANCE

 POSIX::1003::Pathconf
   is a POSIX::1003

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) ...

FUNCTIONS

Standard POSIX

fpathconf(FD, NAME)

Returns the numeric value related to the NAME or undef.

pathconf(FILENAME, NAME)

Returns the numeric value related to the NAME or undef.

Additional

pathconf_names()

Returns a list with all known names, unsorted.

CONSTANTS

The exported variable %pathconf is a HASH which maps _PC_* names on unique numbers, to be used with the system's pathconf() and fpathconf() functions.

SEE ALSO

This module is part of POSIX-1003 distribution version 0.02, built on December 19, 2011. Website: http://perl.overmeer.net. The code is based on POSIX, which is released with Perl itself.

COPYRIGHTS

Copyrights of the perl code and the related documentation by 2011 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 http://www.perl.com/perl/misc/Artistic.html