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, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30 #include <stdio.h>
31 #include <locale.h>
32 #include <stdlib.h>
33 #include <unistd.h>
34 #include <sys/mman.h>
35
36 int
main(int argc,char * argv[])37 main(int argc, char *argv[])
38 {
39
40 int c, mps = 0;
41 size_t *buf;
42 int nelem, i;
43
44 (void) setlocale(LC_ALL, "");
45 #if !defined(TEXT_DOMAIN) /* Should be defined by cc -D */
46 #define TEXT_DOMAIN "SYS_TEST" /* Use this only if it weren't */
47 #endif
48 (void) textdomain(TEXT_DOMAIN);
49
50 while ((c = getopt(argc, (char * const *)argv, "a")) != -1) {
51 switch (c) {
52 case 'a':
53 mps = 1;
54 break;
55 case '?':
56 (void) fprintf(stderr,
57 gettext("usage: pagesize [-a]\n"));
58 exit(1);
59 }
60 }
61
62 if (!mps) {
63 (void) printf("%d\n", getpagesize());
64 exit(0);
65 }
66
67 nelem = getpagesizes(NULL, 0);
68 if (nelem < 2) {
69 (void) printf("%d\n", getpagesize());
70 exit(0);
71 }
72
73 if ((buf = (size_t *)malloc(sizeof (*buf) * nelem)) == NULL) {
74 (void) fprintf(stderr, gettext("Can't get memory\n"));
75 exit(1);
76 }
77
78 nelem = getpagesizes(buf, nelem);
79 for (i = 0; i < nelem; i++) {
80 (void) fprintf(stdout, "%d\n", buf[i]);
81 }
82 free(buf);
83 return (0);
84 }
85