| /* Copyright (C) 1995-2021 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| 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 |
| <https://www.gnu.org/licenses/>. */ |
| |
| #ifndef _SYS_MSG_H |
| # error "Never use <bits/msq.h> directly; include <sys/msg.h> instead." |
| #endif |
| |
| #include <bits/types.h> |
| |
| /* Types used in the MSQID_DS structure definition. */ |
| typedef __syscall_ulong_t msgqnum_t; |
| typedef __syscall_ulong_t msglen_t; |
| |
| #include <bits/types/struct_msqid_ds.h> |
| |
| /* Define options for message queue functions. */ |
| #define MSG_NOERROR 010000 /* no error if message is too big */ |
| #ifdef __USE_GNU |
| # define MSG_EXCEPT 020000 /* recv any msg except of specified type */ |
| # define MSG_COPY 040000 /* copy (not remove) all queue messages */ |
| #endif |
| |
| #ifdef __USE_MISC |
| |
| # define msg_cbytes __msg_cbytes |
| |
| /* ipcs ctl commands */ |
| # define MSG_STAT 11 |
| # define MSG_INFO 12 |
| # define MSG_STAT_ANY 13 |
| |
| /* buffer for msgctl calls IPC_INFO, MSG_INFO */ |
| struct msginfo |
| { |
| int msgpool; |
| int msgmap; |
| int msgmax; |
| int msgmnb; |
| int msgmni; |
| int msgssz; |
| int msgtql; |
| unsigned short int msgseg; |
| }; |
| |
| #endif /* __USE_MISC */ |
