1/* Copyright (C) 1995-2024 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <sys/msg.h>
19#include <stddef.h>
20#include <ipc_priv.h>
21#include <sysdep.h>
22
23/* Return an identifier for an shared memory segment of at least size SIZE
24 which is associated with KEY. */
25
26int
27shmget (key_t key, size_t size, int shmflg)
28{
29#ifdef __ASSUME_DIRECT_SYSVIPC_SYSCALLS
30 return INLINE_SYSCALL_CALL (shmget, key, size, shmflg, NULL);
31#else
32 return INLINE_SYSCALL_CALL (ipc, IPCOP_shmget, key, size, shmflg, NULL);
33#endif
34}
35

source code of glibc/sysdeps/unix/sysv/linux/shmget.c