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04277e02 | 1 | /* Copyright (C) 1995-2019 Free Software Foundation, Inc. |
3e5f5557 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. | |
28f540f4 | 4 | |
3e5f5557 | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
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. | |
28f540f4 | 9 | |
3e5f5557 UD |
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 | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
28f540f4 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
28f540f4 | 18 | |
d2f5be2a | 19 | #include <sys/msg.h> |
973209d8 | 20 | #include <ipc_priv.h> |
e9dcb080 | 21 | #include <sysdep.h> |
b5567b2a | 22 | #include <shlib-compat.h> |
356c0aab AZ |
23 | #include <errno.h> |
24 | ||
25 | #ifndef DEFAULT_VERSION | |
26 | # define DEFAULT_VERSION GLIBC_2_2 | |
27 | #endif | |
28 | ||
29 | int | |
30 | __new_msgctl (int msqid, int cmd, struct msqid_ds *buf) | |
31 | { | |
32 | #ifdef __ASSUME_DIRECT_SYSVIPC_SYSCALLS | |
33 | return INLINE_SYSCALL_CALL (msgctl, msqid, cmd | __IPC_64, buf); | |
34 | #else | |
35 | return INLINE_SYSCALL_CALL (ipc, IPCOP_msgctl, msqid, cmd | __IPC_64, 0, | |
36 | buf); | |
37 | #endif | |
38 | } | |
39 | versioned_symbol (libc, __new_msgctl, msgctl, DEFAULT_VERSION); | |
e9dcb080 | 40 | |
0482576e | 41 | |
356c0aab | 42 | #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2) |
973209d8 UD |
43 | struct __old_msqid_ds |
44 | { | |
45 | struct __old_ipc_perm msg_perm; /* structure describing operation permission */ | |
70d9946a JM |
46 | struct msg *__msg_first; /* pointer to first message on queue */ |
47 | struct msg *__msg_last; /* pointer to last message on queue */ | |
973209d8 UD |
48 | __time_t msg_stime; /* time of last msgsnd command */ |
49 | __time_t msg_rtime; /* time of last msgrcv command */ | |
50 | __time_t msg_ctime; /* time of last change */ | |
70d9946a JM |
51 | struct wait_queue *__wwait; /* ??? */ |
52 | struct wait_queue *__rwait; /* ??? */ | |
973209d8 UD |
53 | unsigned short int __msg_cbytes; /* current number of bytes on queue */ |
54 | unsigned short int msg_qnum; /* number of messages currently on queue */ | |
55 | unsigned short int msg_qbytes; /* max number of bytes allowed on queue */ | |
56 | __ipc_pid_t msg_lspid; /* pid of last msgsnd() */ | |
57 | __ipc_pid_t msg_lrpid; /* pid of last msgrcv() */ | |
58 | }; | |
59 | ||
d2f5be2a | 60 | int |
d3a4a571 | 61 | attribute_compat_text_section |
0482576e | 62 | __old_msgctl (int msqid, int cmd, struct __old_msqid_ds *buf) |
d2f5be2a | 63 | { |
356c0aab | 64 | #ifdef __ASSUME_DIRECT_SYSVIPC_SYSCALLS |
dfba907f | 65 | return INLINE_SYSCALL_CALL (msgctl, msqid, cmd, buf); |
356c0aab AZ |
66 | #else |
67 | return INLINE_SYSCALL_CALL (ipc, IPCOP_msgctl, msqid, cmd, 0, buf); | |
68 | #endif | |
d2f5be2a | 69 | } |
b5567b2a UD |
70 | compat_symbol (libc, __old_msgctl, msgctl, GLIBC_2_0); |
71 | #endif |