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| -rw-r--r-- | ChangeLog | 2 | ||||
| -rw-r--r-- | sysdeps/mach/getsysstats.c | 71 |
2 files changed, 73 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog index d20ad85c72..db2baa91c8 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,7 @@ Sat Sep 21 14:59:22 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> + * sysdeps/mach/getsysstats.c: New file. + * shlib-versions (*-*-gnu*): Increment libc to 0.2 for upcoming binary distribution. diff --git a/sysdeps/mach/getsysstats.c b/sysdeps/mach/getsysstats.c new file mode 100644 index 0000000000..00d7c7609b --- /dev/null +++ b/sysdeps/mach/getsysstats.c @@ -0,0 +1,71 @@ +/* System dependent pieces of sysconf; Mach version +Copyright (C) 1996 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <errno.h> +#include <mach.h> +#include <hurd.h> + +/* Return the number of processors currently available on the system. */ +int +__get_nproc () +{ + struct host_basic_info hbi; + kern_return_t err; + mach_msg_type_number_t cnt = HOST_BASIC_INFO_COUNT; + + err = __host_info (__mach_host_self (), HOST_BASIC_INFO, &hbi, &cnt); + if (err) + return __hurd_fail (err); + else if (cnt != HOST_BASIC_INFO_COUNT) + return __hurd_fail (EIEIO); + + return hbi.avail_cpus; +} + +/* Return the number of physical pages on the system. */ +int +__get_phys_pages () +{ + struct host_basic_info hbi; + kern_return_t err; + mach_msg_type_number_t cnt = HOST_BASIC_INFO_COUNT; + + err = __host_info (__mach_host_self (), HOST_BASIC_INFO, &hbi, &cnt); + if (err) + return __hurd_fail (err); + else if (cnt != HOST_BASIC_INFO_COUNT) + return __hurd_fail (EIEIO); + + return hbi.memory_size / __vm_page_size; +} + +/* Return the number of available physical pages */ +int +__get_avphys_pages () +{ + vm_statistics_data_t vs; + kern_return_t err; + + err = __vm_statistics (__mach_task_self (), &vs); + if (err) + return __hurd_fail (err); + + return vs.free_count; +} + |