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65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/* Copyright (C) 1995-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _SYS_SHM_H
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#define _SYS_SHM_H 1
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#include <features.h>
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#define __need_size_t
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#include <stddef.h>
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/* Get common definition of System V style IPC. */
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#include <sys/ipc.h>
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/* Get system dependent definition of `struct shmid_ds' and more. */
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#include <bits/shm.h>
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/* Define types required by the standard. */
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#define __need_time_t
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#include <time.h>
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#ifdef __USE_XOPEN
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# ifndef __pid_t_defined
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typedef __pid_t pid_t;
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# define __pid_t_defined
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# endif
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#endif /* X/Open */
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__BEGIN_DECLS
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/* The following System V style IPC functions implement a shared memory
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facility. The definition is found in XPG4.2. */
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/* Shared memory control operation. */
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extern int shmctl (int __shmid, int __cmd, struct shmid_ds *__buf) __THROW;
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/* Get shared memory segment. */
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extern int shmget (key_t __key, size_t __size, int __shmflg) __THROW;
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/* Attach shared memory segment. */
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extern void *shmat (int __shmid, const void *__shmaddr, int __shmflg)
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__THROW;
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/* Detach shared memory segment. */
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extern int shmdt (const void *__shmaddr) __THROW;
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__END_DECLS
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#endif /* sys/shm.h */
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