75 lines
2.6 KiB
C
75 lines
2.6 KiB
C
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/* $NetBSD: compat_getrusage.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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*
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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_getrusage.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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#define __LIBC12_SOURCE__
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#include "namespace.h"
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#include <string.h>
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#include <sys/types.h>
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#include <sys/resource.h>
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#include <compat/sys/resource.h>
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__warn_references(getrusage,
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"warning: reference to compatibility getrusage(); include <sys/resource.h> to generate correct reference")
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void __rusage_to_rusage50(const struct rusage *, struct rusage50 *);
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void
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__rusage_to_rusage50(const struct rusage *ru, struct rusage50 *ru50)
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{
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(void)memcpy(&ru50->ru_first, &ru->ru_first,
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(size_t)((char *)(void *)&ru50->ru_last -
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(char *)(void *)&ru50->ru_first));
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ru50->ru_maxrss = ru->ru_maxrss;
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timeval_to_timeval50(&ru->ru_utime, &ru50->ru_utime);
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timeval_to_timeval50(&ru->ru_stime, &ru50->ru_stime);
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}
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/*
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* libc12 compatible getrusage routine.
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*/
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int
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getrusage(int who, struct rusage50 *ru50)
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{
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struct rusage ru;
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int rv;
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if ((rv = __getrusage50(who, &ru)) == -1)
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return rv;
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__rusage_to_rusage50(&ru, ru50);
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return rv;
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}
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