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PATH: usr / include / sys

/* Copyright (C) 1995-1997,1999,2000,2003,2006,2007,2012
   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
   <http://www.gnu.org/licenses/>.  */

#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
  {
    __syscall_slong_t 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 */

[-] sysinfo.h [edit]
[-] profil.h [edit]
[-] file.h [edit]
[-] raw.h [edit]
[-] mman.h [edit]
[-] reboot.h [edit]
[-] socket.h [edit]
[-] unistd.h [edit]
[-] eventfd.h [edit]
[-] pci.h [edit]
[-] vm86.h [edit]
[-] mount.h [edit]
[-] vfs.h [edit]
[-] ipc.h [edit]
[-] perm.h [edit]
[-] personality.h [edit]
[-] resource.h [edit]
[+] ..
[-] shm.h [edit]
[-] sysctl.h [edit]
[-] syscall.h [edit]
[-] errno.h [edit]
[-] ttydefaults.h [edit]
[-] fcntl.h [edit]
[-] socketvar.h [edit]
[-] stat.h [edit]
[-] procfs.h [edit]
[-] ttychars.h [edit]
[-] swap.h [edit]
[-] msg.h [edit]
[-] kdaemon.h [edit]
[-] select.h [edit]
[-] timex.h [edit]
[-] kd.h [edit]
[-] time.h [edit]
[-] quota.h [edit]
[-] ultrasound.h [edit]
[-] types.h [edit]
[-] prctl.h [edit]
[-] sdt-config.h [edit]
[-] gmon.h [edit]
[-] syslog.h [edit]
[-] uio.h [edit]
[-] ioctl.h [edit]
[-] klog.h [edit]
[-] inotify.h [edit]
[-] statvfs.h [edit]
[-] poll.h [edit]
[-] vtimes.h [edit]
[-] io.h [edit]
[-] fanotify.h [edit]
[-] fsuid.h [edit]
[-] sysmacros.h [edit]
[-] statfs.h [edit]
[-] vt.h [edit]
[-] ptrace.h [edit]
[-] times.h [edit]
[-] sem.h [edit]
[-] xattr.h [edit]
[-] un.h [edit]
[-] termios.h [edit]
[-] elf.h [edit]
[-] param.h [edit]
[-] timeb.h [edit]
[-] ustat.h [edit]
[-] wait.h [edit]
[-] sdt.h [edit]
[-] reg.h [edit]
[-] utsname.h [edit]
[-] timerfd.h [edit]
[-] epoll.h [edit]
[-] gmon_out.h [edit]
[-] vlimit.h [edit]
[-] soundcard.h [edit]
[-] ucontext.h [edit]
[-] acct.h [edit]
[-] signal.h [edit]
[-] signalfd.h [edit]
[-] cdefs.h [edit]
[-] debugreg.h [edit]
[-] user.h [edit]
[-] dir.h [edit]
[-] queue.h [edit]
[-] mtio.h [edit]
[-] sendfile.h [edit]
[-] bitypes.h [edit]
[-] auxv.h [edit]