mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-16 10:00:12 +00:00
72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
/* Copyright (C) 1995-2017 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <sys/msg.h>
|
|
#include <ipc_priv.h>
|
|
#include <sysdep.h>
|
|
#include <shlib-compat.h>
|
|
#include <errno.h>
|
|
|
|
#ifndef DEFAULT_VERSION
|
|
# define DEFAULT_VERSION GLIBC_2_2
|
|
#endif
|
|
|
|
int
|
|
__new_msgctl (int msqid, int cmd, struct msqid_ds *buf)
|
|
{
|
|
#ifdef __ASSUME_DIRECT_SYSVIPC_SYSCALLS
|
|
return INLINE_SYSCALL_CALL (msgctl, msqid, cmd | __IPC_64, buf);
|
|
#else
|
|
return INLINE_SYSCALL_CALL (ipc, IPCOP_msgctl, msqid, cmd | __IPC_64, 0,
|
|
buf);
|
|
#endif
|
|
}
|
|
versioned_symbol (libc, __new_msgctl, msgctl, DEFAULT_VERSION);
|
|
|
|
|
|
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
|
|
struct __old_msqid_ds
|
|
{
|
|
struct __old_ipc_perm msg_perm; /* structure describing operation permission */
|
|
struct msg *__msg_first; /* pointer to first message on queue */
|
|
struct msg *__msg_last; /* pointer to last message on queue */
|
|
__time_t msg_stime; /* time of last msgsnd command */
|
|
__time_t msg_rtime; /* time of last msgrcv command */
|
|
__time_t msg_ctime; /* time of last change */
|
|
struct wait_queue *__wwait; /* ??? */
|
|
struct wait_queue *__rwait; /* ??? */
|
|
unsigned short int __msg_cbytes; /* current number of bytes on queue */
|
|
unsigned short int msg_qnum; /* number of messages currently on queue */
|
|
unsigned short int msg_qbytes; /* max number of bytes allowed on queue */
|
|
__ipc_pid_t msg_lspid; /* pid of last msgsnd() */
|
|
__ipc_pid_t msg_lrpid; /* pid of last msgrcv() */
|
|
};
|
|
|
|
int
|
|
attribute_compat_text_section
|
|
__old_msgctl (int msqid, int cmd, struct __old_msqid_ds *buf)
|
|
{
|
|
#ifdef __ASSUME_DIRECT_SYSVIPC_SYSCALLS
|
|
return INLINE_SYSCALL_CALL (msgctl, msqid, cmd | __IPC_64, buf);
|
|
#else
|
|
return INLINE_SYSCALL_CALL (ipc, IPCOP_msgctl, msqid, cmd, 0, buf);
|
|
#endif
|
|
}
|
|
compat_symbol (libc, __old_msgctl, msgctl, GLIBC_2_0);
|
|
#endif
|