| IPC::Msg - SysV Msg IPC object class |
IPC::Msg - SysV Msg IPC object class
use IPC::SysV qw(IPC_PRIVATE S_IRWXU);
use IPC::Msg;
$msg = new IPC::Msg(IPC_PRIVATE, S_IRWXU);
$msg->snd(pack("l! a*",$msgtype,$msg));
$msg->rcv($buf,256);
$ds = $msg->stat;
$msg->remove;
A class providing an object based interface to SysV IPC message queues.
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 FLAGS & 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 msgsnd.
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
the IPC::SysV manpage the Class::Struct manpage
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.
| IPC::Msg - SysV Msg IPC object class |