Name

IPC::SRLock::Sysv - Set / reset locks using System V IPC

Synopsis

   use IPC::SRLock;

   my $config   = { type => q(sysv) };

   my $lock_obj = IPC::SRLock->new( $config );

Description

Uses System V semaphores to lock access to a shared memory file

Configuration and Environment

This class defines accessors for these attributes:

lockfile

The key the the semaphore. Defaults to 12_244_237

mode

Mode to create the shared memory file. Defaults to 0666

size

Maximum size of a shared memory segment. Defaults to 65_536

Subroutines/Methods

BUILD

Create the shared memory segment at construction time

list

List the contents of the lock table

reset

Delete a lock from the lock table

set

Set a lock in the lock table

Diagnostics

None

Dependencies

File::DataClass
IPC::ShareLite
IPC::SRLock::Base
Moo
Storable
Time::HiRes
Try::Tiny

Incompatibilities

There are no known incompatibilities in this module

Bugs and Limitations

There are no known bugs in this module. Please report problems to the address below. Patches are welcome

Author

Peter Flanigan, <pjfl@cpan.org>

License and Copyright

Copyright (c) 2017 Peter Flanigan. All rights reserved

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See perlartistic

This program is distributed in the hope that it will be useful, but WITHOUT WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE