Update.
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.
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Ulrich Drepper
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11
ChangeLog
11
ChangeLog
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@ -1,3 +1,14 @@
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1998-06-19 Ulrich Drepper <drepper@cygnus.com>
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* sysdeps/generic/bits/sem.h: Don't define union semun.
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* sysdeps/unix/sysv/linux/bits/sem.h: Fix typo.
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* sysdeps/unix/sysv/linux/bits/ipc.h: Remove ipc_kludge definition
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here.
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* sysdeps/unix/sysv/linux/msgrcv.c (msgrcv): Add ipc_kludge
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definition here.
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1998-06-18 21:45 Ulrich Drepper <drepper@cygnus.com>
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* signal/signal.h: Add prototype for __sigaltstack.
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26
bits/sem.h
26
bits/sem.h
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@ -1,4 +1,5 @@
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/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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/* Copyright (C) 1995, 1996, 1997, 1998
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -44,11 +45,18 @@ struct semid_ds
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unsigned short int sem_nsems; /* number of semaphores in set */
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};
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/* Union used for argument for `semctl'. */
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union semun
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{
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int val; /* value for SETVAL */
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struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */
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unsigned short int *array; /* array for GETALL & SETALL */
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struct seminfo *__buf; /* buffer for IPC_INFO */
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};
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/* The user should define a union like the following to use it for arguments
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for `semctl'.
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union semun
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{
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int val; <= value for SETVAL
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struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET
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unsigned short int *array; <= array for GETALL & SETALL
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struct seminfo *__buf; <= buffer for IPC_INFO
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};
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Previous versions of this file used to define this union but this is
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incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether
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one must define the union or not. */
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#define _SEM_SEMUN_UNDEFINED 1
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@ -1,4 +1,5 @@
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/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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/* Copyright (C) 1995, 1996, 1997, 1998
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -44,11 +45,18 @@ struct semid_ds
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unsigned short int sem_nsems; /* number of semaphores in set */
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};
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/* Union used for argument for `semctl'. */
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union semun
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{
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int val; /* value for SETVAL */
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struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */
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unsigned short int *array; /* array for GETALL & SETALL */
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struct seminfo *__buf; /* buffer for IPC_INFO */
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};
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/* The user should define a union like the following to use it for arguments
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for `semctl'.
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union semun
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{
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int val; <= value for SETVAL
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struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET
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unsigned short int *array; <= array for GETALL & SETALL
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struct seminfo *__buf; <= buffer for IPC_INFO
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};
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Previous versions of this file used to define this union but this is
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incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether
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one must define the union or not. */
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#define _SEM_SEMUN_UNDEFINED 1
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@ -1,4 +1,4 @@
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/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
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/* Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -50,15 +50,6 @@ struct ipc_perm
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};
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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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__BEGIN_DECLS
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/* The actual system call: all functions are multiplexed by this. */
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@ -62,7 +62,7 @@ struct semid_ds
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Previous versions of this file used to define this union but this is
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incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether
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one must define the unio or not. */
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one must define the union or not. */
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#define _SEM_SEMUN_UNDEFINED 1
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#ifdef __USE_MISC
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@ -1,4 +1,4 @@
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/* Copyright (C) 1995, 1997 Free Software Foundation, Inc.
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/* 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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@ -19,6 +19,16 @@
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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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