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Define pid_t and ssize_t.

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(struct msgbuf): Rename mtype to __mtype and mtext to __mtext if not
__USE_GNU.
(msgsnd): Mark second parameter as const.
This commit is contained in:
Ulrich Drepper 2000-03-17 03:38:23 +00:00
parent 0f877634b8
commit 33cdc16d09
1 changed files with 21 additions and 3 deletions
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24
sysvipc/sys/msg.h
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@ -1,4 +1,4 @@
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
/* Copyright (C) 1995, 1996, 1997, 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
@ -20,7 +20,6 @@
#define _SYS_MSG_H
#include <features.h>
#include <sys/types.h>
/* Get common definition of System V style IPC. */
#include <sys/ipc.h>
@ -28,14 +27,33 @@
/* 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
typedef __pid_t pid_t;
# define pid_t pid_t
#endif
#ifndef ssize_t
typedef __ssize_t ssize_t;
# define ssize_t ssize_t
#endif
/* The following System V style IPC functions implement a message queue
system. The definition is found in XPG2. */
/* Template for struct to be used as argument for `msgsnd' and `msgrcv'. */
struct msgbuf
{
#ifdef __USE_GNU
long int mtype; /* type of received/sent message */
char mtext[1]; /* text of the message */
#else
long int __mtype; /* type of received/sent message */
char __mtext[1]; /* text of the message */
#endif
};
@ -52,7 +70,7 @@ extern int msgrcv __P ((int __msqid, void *__msgp, size_t __msgsz,
long int __msgtyp, int __msgflg));
/* Send message to message queue. */
extern int msgsnd __P ((int __msqid, void *__msgp, size_t __msgsz,
extern int msgsnd __P ((int __msqid, __const void *__msgp, size_t __msgsz,
int __msgflg));
__END_DECLS