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54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
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/* Copyright (C) 1991, 1993, 1995 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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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
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <ansidecl.h>
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#include <errno.h>
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#include <sys/time.h>
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#include <hurd.h>
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/* Adjust the current time of day by the amount in DELTA.
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If OLDDELTA is not NULL, it is filled in with the amount
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of time adjustment remaining to be done from the last `__adjtime' call.
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This call is restricted to the super-user. */
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int
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DEFUN(__adjtime, (delta, olddelta),
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CONST struct timeval *delta AND
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struct timeval *olddelta)
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{
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error_t err;
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mach_port_t hostpriv, devmaster;
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if (err = __USEPORT (PROC, __proc_getprivports (port,
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&hostpriv, &devmaster)))
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return __hurd_fail (err);
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__mach_port_deallocate (__mach_task_self (), devmaster);
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err = __host_adjust_time (hostpriv,
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/* `time_value_t' and `struct timeval' are in
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fact identical with the names changed. */
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*(time_value_t *) delta,
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(time_value_t *) olddelta);
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__mach_port_deallocate (__mach_task_self (), hostpriv);
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if (err)
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return __hurd_fail (err);
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return 0;
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}
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weak_alias (__adjtime, adjtime)
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