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Perl in a Nutshell, 2nd Edition
book

Perl in a Nutshell, 2nd Edition

by Nathan Patwardhan, Ellen Siever, Stephen Spainhour
June 2002
Beginner content levelBeginner
759 pages
80h 42m
English
O'Reilly Media, Inc.
Content preview from Perl in a Nutshell, 2nd Edition

Name

msgrcv

Synopsis

msgrcv id, var, size, type, flags
                  

Calls the System V IPC msgrcv system call to receive a message from message queue id into variable var with a maximum message size of size. When a message is received, the message type will be the first thing in var, and the maximum length of var is sizeplus the size of the message type. 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.

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Publisher Resources

ISBN: 0596002416Errata Page