1/* 2 * This file is in public domain. 3 * Written by Konstantin Belousov <kib@freebsd.org> 4 * 5 * $FreeBSD: releng/10.2/tools/test/auxinfo/auxinfo.c 237661 2012-06-27 20:34:29Z kib $ 6 */ 7 8#include <sys/mman.h> 9#include <err.h> 10#include <stdlib.h> 11#include <stdint.h> 12#include <stdio.h> 13#include <unistd.h> 14 15static void 16test_pagesizes(void) 17{ 18 size_t *ps; 19 int i, nelem; 20 21 nelem = getpagesizes(NULL, 0); 22 if (nelem == -1) 23 err(1, "getpagesizes(NULL, 0)"); 24 ps = malloc(nelem * sizeof(size_t)); 25 if (ps == NULL) 26 err(1, "malloc"); 27 nelem = getpagesizes(ps, nelem); 28 if (nelem == -1) 29 err(1, "getpagesizes"); 30 printf("Supported page sizes:"); 31 for (i = 0; i < nelem; i++) 32 printf(" %jd", (intmax_t)ps[i]); 33 printf("\n"); 34} 35 36static void 37test_pagesize(void) 38{ 39 40 printf("Pagesize: %d\n", getpagesize()); 41} 42 43static void 44test_osreldate(void) 45{ 46 47 printf("OSRELDATE: %d\n", getosreldate()); 48} 49 50static void 51test_ncpus(void) 52{ 53 54 printf("NCPUs: %ld\n", sysconf(_SC_NPROCESSORS_CONF)); 55} 56 57int 58main(int argc __unused, char *argv[] __unused) 59{ 60 61 test_pagesizes(); 62 test_pagesize(); 63 test_osreldate(); 64 test_ncpus(); 65 return (0); 66} 67