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-rw-r--r--sysdeps/mach/getsysstats.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/sysdeps/mach/getsysstats.c b/sysdeps/mach/getsysstats.c
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+++ b/sysdeps/mach/getsysstats.c
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+/* 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;
+}
+