usr/src/lib/libc/port/gen/getpagesize.c

   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 2008 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*
  28  * Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T
  29  * All Rights Reserved
  30  *
  31  * Portions of this source code were derived from Berkeley
  32  * 4.3 BSD under license from the regents of the University of
  33  * California.
  34  */
  35
  36 #pragma ident   "%Z%%M% %I%     %E% SMI"
  37
  38 #include "lint.h"
  39 #include <unistd.h>
  40
  41 /*
  42  * getpagesize(3C) - returns logical pagesize
  43  */
  44 int
  45 getpagesize(void)
  46 {
  47         return ((int)sysconf(_SC_PAGESIZE));
  48 }