IPC::Msg - SysV Msg IPC object class
use IPC::SysV qw(IPC_PRIVATE S_IRWXU S_IRWXG S_IRWXO); use IPC::Msg; $msg = new IPC::Msg(IPC_PRIVATE, S_IRWXU | S_IRWXG | S_IRWXO); $msg->snd(pack("L a*",$msgtype,$msg)); $msg->rcv($buf,256); $ds = $msg->stat; $msg->remove;
KEY
.
A new queue is created if
KEY
is equal to IPC_PRIVATE
KEY
does not already have a message queue associated with it, and <EM>FLAGS</EM> & IPC_CREAT
is true.
On creation of a new message queue FLAGS
is used to set the permissions.
set
will set the following values of the stat structure associated with the message queue.
uid gid mode (oly the permission bits) qbytes
set
accepts either a stat object, as returned by the stat method, or a list of name-value pairs.
MSG
and with type TYPE
. See the msgsnd manpage.
IPC::Msg::stat
which is a sub-class of
Class::Struct
. It provides the following fields. For a description of these fields see
you system documentation.
uid gid cuid cgid mode qnum qbytes lspid lrpid stime rtime ctime
Graham Barr <gbarr@pobox.com>
Copyright (c) 1997 Graham Barr. All rights reserved. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
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