Name
msgsnd
Synopsis
msgsnd id, msg, flags
Calls the System V IPC msgsnd
system call to send the message
msg
to the message queue
id
. msg
must
begin with the long integer message type. You can create a message
like this:
$msg = pack "L a*", $type, $text_of_message;
The function returns true if successful, or false if there
is an error. On error, it puts the error code into $!
. Before calling, you should
say:
require "ipc.ph"; require "msg.ph";
This function is available only on machines supporting System V IPC.
Get Perl in a Nutshell, 2nd Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.