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authorThomas Bushnell, BSG <thomas@gnu.org>1996-09-21 23:54:18 +0000
committerThomas Bushnell, BSG <thomas@gnu.org>1996-09-21 23:54:18 +0000
commitdaf2bb515bdd8212c8d95b78e70ef02f035304c5 (patch)
tree4f95cb97c870664ccc05b1597664fd968c36e9ec /sysdeps
parent*** empty log message *** (diff)
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* sysdeps/mach/getsysstats.c: New file.
Diffstat (limited to 'sysdeps')
-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
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;
+}
+