IPC::SysV.3perl

Langue: en

Autres versions - même langue

Version: 2007-12-18 (debian - 07/07/09)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

IPC::SysV - SysV IPC constants

SYNOPSIS

     use IPC::SysV qw(IPC_STAT IPC_PRIVATE);

DESCRIPTION

"IPC::SysV" defines and conditionally exports all the constants defined in your system include files which are needed by the SysV IPC calls. Common ones include 
    IPC_CREATE IPC_EXCL IPC_NOWAIT IPC_PRIVATE IPC_RMID IPC_SET IPC_STAT
    GETVAL SETVAL GETPID GETNCNT GETZCNT GETALL SETALL
    SEM_A SEM_R SEM_UNDO
    SHM_RDONLY SHM_RND SHMLBA

and auxiliary ones

    S_IRUSR S_IWUSR S_IRWXU
    S_IRGRP S_IWGRP S_IRWXG
    S_IROTH S_IWOTH S_IRWXO

but your system might have more.

ftok( PATH, ID )
Return a key based on PATH and ID, which can be used as a key for "msgget", "semget" and "shmget". See ftok

SEE ALSO

IPC::Msg, IPC::Semaphore, ftok

AUTHORS

Graham Barr <gbarr@pobox.com> Jarkko Hietaniemi <jhi@iki.fi> 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.