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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.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <sys/msg.h>
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/* Kludge to work around Linux' restriction of only up to five
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arguments to a system call. */
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struct ipc_kludge
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{
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void *msgp;
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long int msgtyp;
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};
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int
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msgrcv (msqid, msgp, msgsz, msgtyp, msgflg)
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int msqid;
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void *msgp;
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size_t msgsz;
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long int msgtyp;
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int msgflg;
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{
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/* The problem here is that Linux' calling convention only allows up to
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fives parameters to a system call. */
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struct ipc_kludge tmp;
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tmp.msgp = msgp;
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tmp.msgtyp = msgtyp;
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return __ipc (IPCOP_msgrcv, msqid, msgsz, msgflg, &tmp);
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}
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