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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.
93 lines
2.5 KiB
C
93 lines
2.5 KiB
C
/* System dependent pieces of sysconf; Mach version
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Copyright (C) 1996, 97, 99, 2001 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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#include <errno.h>
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#include <mach.h>
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#include <hurd.h>
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#include <sys/sysinfo.h>
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/* Return the number of processors configured on the system. */
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int
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__get_nprocs_conf ()
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{
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struct host_basic_info hbi;
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kern_return_t err;
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mach_msg_type_number_t cnt = HOST_BASIC_INFO_COUNT;
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err = __host_info (__mach_host_self (), HOST_BASIC_INFO,
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(host_info_t) &hbi, &cnt);
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if (err)
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return __hurd_fail (err);
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else if (cnt != HOST_BASIC_INFO_COUNT)
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return __hurd_fail (EIEIO);
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return hbi.max_cpus;
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}
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/* Return the number of processors currently available on the system. */
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int
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__get_nprocs ()
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{
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struct host_basic_info hbi;
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kern_return_t err;
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mach_msg_type_number_t cnt = HOST_BASIC_INFO_COUNT;
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err = __host_info (__mach_host_self (), HOST_BASIC_INFO,
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(host_info_t) &hbi, &cnt);
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if (err)
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return __hurd_fail (err);
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else if (cnt != HOST_BASIC_INFO_COUNT)
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return __hurd_fail (EIEIO);
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return hbi.avail_cpus;
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}
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/* Return the number of physical pages on the system. */
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long int
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__get_phys_pages ()
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{
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struct host_basic_info hbi;
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kern_return_t err;
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mach_msg_type_number_t cnt = HOST_BASIC_INFO_COUNT;
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err = __host_info (__mach_host_self (), HOST_BASIC_INFO,
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(host_info_t) &hbi, &cnt);
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if (err)
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return __hurd_fail (err);
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else if (cnt != HOST_BASIC_INFO_COUNT)
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return __hurd_fail (EIEIO);
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return hbi.memory_size / __vm_page_size;
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}
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/* Return the number of available physical pages */
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long int
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__get_avphys_pages ()
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{
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vm_statistics_data_t vs;
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kern_return_t err;
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err = __vm_statistics (__mach_task_self (), &vs);
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if (err)
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return __hurd_fail (err);
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return vs.free_count;
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}
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