1/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@cygnus.com>, August 1995.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <sys/msg.h>
20#include <ipc_priv.h>
21#include <sysdep.h>
22#include <errno.h>
23
24/* Return an identifier for an shared memory segment of at least size SIZE
25 which is associated with KEY. */
26
27int
28shmget (key_t key, size_t size, int shmflg)
29{
30#ifdef __ASSUME_DIRECT_SYSVIPC_SYSCALLS
31 return INLINE_SYSCALL_CALL (shmget, key, size, shmflg, NULL);
32#else
33 return INLINE_SYSCALL_CALL (ipc, IPCOP_shmget, key, size, shmflg, NULL);
34#endif
35}
36