mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
50e16f8519
* signal/signal.h <__USE_BSD || __USE_XOPEN_EXTENDED>: Define __need_size_t and include stddef.h. * sysvipc/sys/msg.h: Likewise. * posix/sched.h: Likewise. * hurd/hurd/signal.h (__need_size_t): Define. * CONFORMANCE: ctype.h and wctype.h no longer define size_t, neither does signal.h in pedantic ISO C namespaces. stdio.h no longer defines wint_t or wchar_t.
86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
/* Copyright (C) 1995-1997,1999,2000,2003,2006,2007
|
|
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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#ifndef _SYS_MSG_H
|
|
#define _SYS_MSG_H
|
|
|
|
#include <features.h>
|
|
|
|
#define __need_size_t
|
|
#include <stddef.h>
|
|
|
|
/* Get common definition of System V style IPC. */
|
|
#include <sys/ipc.h>
|
|
|
|
/* Get system dependent definition of `struct msqid_ds' and more. */
|
|
#include <bits/msq.h>
|
|
|
|
/* Define types required by the standard. */
|
|
#define __need_time_t
|
|
#include <time.h>
|
|
|
|
#ifndef __pid_t_defined
|
|
typedef __pid_t pid_t;
|
|
# define __pid_t_defined
|
|
#endif
|
|
|
|
#ifndef __ssize_t_defined
|
|
typedef __ssize_t ssize_t;
|
|
# define __ssize_t_defined
|
|
#endif
|
|
|
|
/* The following System V style IPC functions implement a message queue
|
|
system. The definition is found in XPG2. */
|
|
|
|
#ifdef __USE_GNU
|
|
/* Template for struct to be used as argument for `msgsnd' and `msgrcv'. */
|
|
struct msgbuf
|
|
{
|
|
long int mtype; /* type of received/sent message */
|
|
char mtext[1]; /* text of the message */
|
|
};
|
|
#endif
|
|
|
|
|
|
__BEGIN_DECLS
|
|
|
|
/* Message queue control operation. */
|
|
extern int msgctl (int __msqid, int __cmd, struct msqid_ds *__buf) __THROW;
|
|
|
|
/* Get messages queue. */
|
|
extern int msgget (key_t __key, int __msgflg) __THROW;
|
|
|
|
/* Receive message from message queue.
|
|
|
|
This function is a cancellation point and therefore not marked with
|
|
__THROW. */
|
|
extern ssize_t msgrcv (int __msqid, void *__msgp, size_t __msgsz,
|
|
long int __msgtyp, int __msgflg);
|
|
|
|
/* Send message to message queue.
|
|
|
|
This function is a cancellation point and therefore not marked with
|
|
__THROW. */
|
|
extern int msgsnd (int __msqid, __const void *__msgp, size_t __msgsz,
|
|
int __msgflg);
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* sys/msg.h */
|