NAME

Captive::Portal::LockHandle - lock handling for Captive::Portal

DESCRIPTION

Inherit from FileHandle, add locking and DESTROY().

CONSTRUCTION and DESTROY

$handle = Captive::Portal::LockHandle->new(%options)

Returns a filehandle with the requested lock assigned. There is no unlock, after destroying the filehandle the file is automatically closed and the lock released.

Options:

 file     => filename to lock, created if not existing
 shared   => shared lock, defaults to exclusive lock
 blocking => blocking lock request, defaults to blocking
 try      => number of retries in nonblocking mode, defaults to 1 retry
 timeout  => timeout in blocking mode, defaults to 1s

$handle->DESTROY()

Called whenever the locked filehandle is destroyed. Just implemented to get proper debug messages for locking/unlocking.

AUTHOR

Karl Gaissmaier, <gaissmai at cpan.org>

LICENSE AND COPYRIGHT

Copyright 2010-2013 Karl Gaissmaier, all rights reserved.

This distribution is free software; you can redistribute it and/or modify it under the terms of either:

a) the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version, or

b) the Artistic License version 2.0.