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
KEYdoes not already have a message queue associated with it, and
<EM>FLAGS</EM> & IPC_CREATis true.
On creation of a new message queue
FLAGS is used to set the permissions.
setwill 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.
MSGand with type
TYPE. See the msgsnd manpage.
IPC::Msg::statwhich 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 <email@example.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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