99 lines
3.3 KiB
C
99 lines
3.3 KiB
C
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/* $NetBSD: compat___semctl13.c,v 1.2 2009/01/11 02:46:26 christos Exp $ */
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/* $NetBSD: compat___semctl13.c,v 1.2 2009/01/11 02:46:26 christos Exp $ */
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/*-
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* Copyright (c) 2008 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: compat___semctl13.c,v 1.2 2009/01/11 02:46:26 christos Exp $");
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#endif /* LIBC_SCCS and not lint */
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#include "namespace.h"
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#define __LIBC12_SOURCE__
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#include <stdarg.h>
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#include <sys/time.h>
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#include <compat/sys/time.h>
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#include <sys/sem.h>
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#include <compat/sys/sem.h>
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__warn_references(__semctl13,
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"warning: reference to compatibility __semctl13(); include <sys/sem.h> to generate correct reference")
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/*
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* Copy timeout to local variable and call the syscall.
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*/
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int
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__semctl13(int semid, int semnum, int cmd, ...)
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{
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va_list ap;
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union __semun semun;
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struct semid_ds13 *ds13;
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struct semid_ds ds;
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int error;
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va_start(ap, cmd);
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switch (cmd) {
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case IPC_SET:
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case IPC_STAT:
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case GETALL:
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case SETVAL:
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case SETALL:
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#ifdef __lint__
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memcpy(&semun, &ap, sizeof(semun));
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#else
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semun = va_arg(ap, union __semun);
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#endif
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}
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va_end(ap);
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ds13 = (struct semid_ds13 *)(void *)semun.buf;
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semun.buf = &ds;
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if (cmd == IPC_SET)
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__semid_ds13_to_native(ds13, &ds);
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error = ____semctl50(semid, semnum, cmd, &semun);
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if (error)
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return error;
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if (cmd == IPC_STAT)
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__native_to_semid_ds13(&ds, ds13);
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semun.buf = (struct semid_ds *)(void *)ds13;
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return 0;
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}
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