mirror of
https://sourceware.org/git/glibc.git
synced 2025-11-03 20:53:13 +03:00
977bfd77e6
1998-06-19 Ulrich Drepper <drepper@cygnus.com> * sysdeps/generic/bits/sem.h: Don't define union semun. * sysdeps/unix/sysv/linux/bits/sem.h: Fix typo. * sysdeps/unix/sysv/linux/bits/ipc.h: Remove ipc_kludge definition here. * sysdeps/unix/sysv/linux/msgrcv.c (msgrcv): Add ipc_kludge definition here.
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/* Copyright (C) 1995, 1997, 1998 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
|
|
|
|
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. */
|
|
|
|
#include <sys/msg.h>
|
|
|
|
|
|
/* Kludge to work around Linux' restriction of only up to five
|
|
arguments to a system call. */
|
|
struct ipc_kludge
|
|
{
|
|
void *msgp;
|
|
long int msgtyp;
|
|
};
|
|
|
|
|
|
int
|
|
msgrcv (msqid, msgp, msgsz, msgtyp, msgflg)
|
|
int msqid;
|
|
void *msgp;
|
|
size_t msgsz;
|
|
long int msgtyp;
|
|
int msgflg;
|
|
{
|
|
/* The problem here is that Linux' calling convention only allows up to
|
|
fives parameters to a system call. */
|
|
struct ipc_kludge tmp;
|
|
|
|
tmp.msgp = msgp;
|
|
tmp.msgtyp = msgtyp;
|
|
|
|
return __ipc (IPCOP_msgrcv, msqid, msgsz, msgflg, &tmp);
|
|
}
|