xref: /illumos-gate/usr/src/lib/libc/port/gen/get_nprocs.c (revision 6a634c9d)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
24  */
25 
26 #include "lint.h"
27 #include <unistd.h>
28 
29 /*
30  * get_nprocs(3C) - return the number of online processors
31  */
32 int
get_nprocs(void)33 get_nprocs(void)
34 {
35 	return ((int)sysconf(_SC_NPROCESSORS_ONLN));
36 }
37 
38 /*
39  * get_nprocs_conf(3C) - return the number of configured processors
40  */
41 int
get_nprocs_conf(void)42 get_nprocs_conf(void)
43 {
44 	return ((int)sysconf(_SC_NPROCESSORS_CONF));
45 }
46