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# IPC::SysV.pm
#
# Copyright (c) 1997 Graham Barr <gbarr@pobox.com>. All rights reserved.
# This program is free software; you can redistribute it and/or
# modify it under the same terms as Perl itself.
package IPC::SysV;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $VERSION $XS_VERSION);
use Carp;
use Config;
require Exporter;
@ISA = qw(Exporter);
$VERSION = "1.04";
$XS_VERSION = $VERSION;
$VERSION = eval $VERSION;
@EXPORT_OK = qw(
GETALL GETNCNT GETPID GETVAL GETZCNT
IPC_ALLOC IPC_CREAT IPC_EXCL IPC_GETACL IPC_LOCKED IPC_M
IPC_NOERROR IPC_NOWAIT IPC_PRIVATE IPC_R IPC_RMID IPC_SET
IPC_SETACL IPC_SETLABEL IPC_STAT IPC_W IPC_WANTED
MSG_FWAIT MSG_LOCKED MSG_MWAIT MSG_NOERROR MSG_QWAIT
MSG_R MSG_RWAIT MSG_STAT MSG_W MSG_WWAIT
SEM_A SEM_ALLOC SEM_DEST SEM_ERR SEM_ORDER SEM_R SEM_UNDO
SETALL SETVAL
SHMLBA
SHM_A SHM_CLEAR SHM_COPY SHM_DCACHE SHM_DEST SHM_ECACHE
SHM_FMAP SHM_ICACHE SHM_INIT SHM_LOCK SHM_LOCKED SHM_MAP
SHM_NOSWAP SHM_R SHM_RDONLY SHM_REMOVED SHM_RND SHM_SHARE_MMU
SHM_SHATTR SHM_SIZE SHM_UNLOCK SHM_W
S_IRUSR S_IWUSR S_IRWXU
S_IRGRP S_IWGRP S_IRWXG
S_IROTH S_IWOTH S_IRWXO
ftok
);
BOOT_XS: {
# If I inherit DynaLoader then I inherit AutoLoader and I DON'T WANT TO
require DynaLoader;
# DynaLoader calls dl_load_flags as a static method.
*dl_load_flags = DynaLoader->can('dl_load_flags');
do {
__PACKAGE__->can('bootstrap') || \&DynaLoader::bootstrap
}->(__PACKAGE__, $XS_VERSION);
}
1;
__END__
=head1 NAME
IPC::SysV - SysV IPC constants
=head1 SYNOPSIS
use IPC::SysV qw(IPC_STAT IPC_PRIVATE);
=head1 DESCRIPTION
C<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.
=over 4
=item ftok( PATH, ID )
Return a key based on PATH and ID, which can be used as a key for
C<msgget>, C<semget> and C<shmget>. See L<ftok>
=back
=head1 SEE ALSO
L<IPC::Msg>, L<IPC::Semaphore>, L<ftok>
=head1 AUTHORS
Graham Barr <gbarr@pobox.com>
Jarkko Hietaniemi <jhi@iki.fi>
=head1 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.
=cut
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