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IPC::SysV(3pm)                        Perl Programmers Reference Guide                        IPC::SysV(3pm)



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 <[email protected]> Jarkko Hietaniemi <[email protected]>

COPYRIGHT
       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.



perl v5.10.0                                     2007-12-18                                   IPC::SysV(3pm)

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