--- /dev/null
+/* Copyright (C) 1995, 1996, 1997, 1999, 2000 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. 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>
+
+/* 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);
+
+/* Get messages queue. */
+extern int msgget (key_t __key, int __msgflg);
+
+/* Receive message from message queue. */
+extern int msgrcv (int __msqid, void *__msgp, size_t __msgsz,
+ long int __msgtyp, int __msgflg);
+
+/* Send message to message queue. */
+extern int msgsnd (int __msqid, __const void *__msgp, size_t __msgsz,
+ int __msgflg);
+
+__END_DECLS
+
+#endif /* sys/msg.h */
MSRC2=shm.c
MOBJ2=shmat.o shmctl.o shmdt.o shmget.o
+MSRC3=msgq.c
+MOBJ3=msgctl.o msgget.o msgrcv.o msgsnd.o
+
CSRC = ftok.c
COBJS=$(patsubst %.c,%.o, $(CSRC))
-OBJS=$(MOBJ) $(MOBJ2) $(COBJS)
+OBJS=$(MOBJ) $(MOBJ2) $(MOBJ3) $(COBJS)
all: $(OBJS) $(LIBC)
$(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
$(STRIPTOOL) -x -R .note -R .comment $*.o
+$(MOBJ3): $(MSRC3)
+ $(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
+ $(STRIPTOOL) -x -R .note -R .comment $*.o
+
$(COBJS): %.o : %.c
$(CC) $(CFLAGS) -c $< -o $@
$(STRIPTOOL) -x -R .note -R .comment $*.o
--- /dev/null
+#include <errno.h>
+#include <sys/msg.h>
+#include "ipc.h"
+
+
+#ifdef L_msgctl
+/* Message queue control operation. */
+int msgctl (int msqid, int cmd, struct msqid_ds *buf)
+{
+ return __ipc(IPCOP_msgctl ,msqid ,cmd ,0 ,buf);
+}
+#endif
+
+
+#ifdef L_msgget
+/* Get messages queue. */
+int msgget (key_t key, int msgflg)
+{
+ return __ipc(IPCOP_msgget ,key ,msgflg ,0 ,0);
+}
+#endif
+
+
+struct new_msg_buf{
+ struct msgbuf * oldmsg;
+ long int r_msgtyp; /* the fifth arg of __ipc */
+};
+/* Receive message from message queue. */
+
+
+#ifdef L_msgrcv
+int msgrcv (int msqid, void *msgp, size_t msgsz,
+ long int msgtyp, int msgflg)
+{
+ struct new_msg_buf temp;
+
+ temp.r_msgtyp = msgtyp;
+ temp.oldmsg = msgp;
+ return __ipc(IPCOP_msgrcv ,msqid ,msgsz ,msgflg ,&temp);
+}
+#endif
+
+
+
+#ifdef L_msgsnd
+/* Send message to message queue. */
+int msgsnd (int msqid, const void *msgp, size_t msgsz, int msgflg)
+{
+ return __ipc(IPCOP_msgsnd, msqid, msgsz, msgflg, (void *)msgp);
+}
+#endif
+