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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
49 lines
1.7 KiB
C
49 lines
1.7 KiB
C
/* Declarations and macros for the basic Mach things set at startup.
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Copyright (C) 1993, 1994, 1997 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 Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _MACH_INIT_H
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#define _MACH_INIT_H 1
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#include <mach/mach_types.h>
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/* Return the current task's task port. */
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extern mach_port_t __mach_task_self (void);
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extern mach_port_t mach_task_self (void);
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/* This cache is initialized at startup. */
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extern mach_port_t __mach_task_self_;
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#define __mach_task_self() (__mach_task_self_ + 0) /* Not an lvalue. */
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#define mach_task_self() (__mach_task_self ())
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/* Kernel page size. */
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extern vm_size_t __vm_page_size;
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extern vm_size_t vm_page_size;
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/* Round the address X up to a page boundary. */
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#define round_page(x) \
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((((vm_offset_t) (x) + __vm_page_size - 1) / __vm_page_size) * \
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__vm_page_size)
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/* Truncate the address X down to a page boundary. */
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#define trunc_page(x) \
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((((vm_offset_t) (x)) / __vm_page_size) * __vm_page_size)
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#endif /* mach_init.h */
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